diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-11-23 08:25:08 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-11-23 08:25:08 +0100 |
| commit | 3b3e23092449a57f4ba57cd60506ab14055b1642 (patch) | |
| tree | acd10e1f2b772ed8ae6181b751a1863be634b4e7 /drivers | |
| parent | 660beb0ffdc9fc0695321dde5e115cd8cc384c94 (diff) | |
| parent | 418baf2c28f3473039f2f7377760bd8f6897ae18 (diff) | |
| download | lwn-3b3e23092449a57f4ba57cd60506ab14055b1642.tar.gz lwn-3b3e23092449a57f4ba57cd60506ab14055b1642.zip | |
Merge 5.10-rc5 into tty-next
We need the tty/serial fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
309 files changed, 3238 insertions, 1536 deletions
diff --git a/drivers/accessibility/speakup/main.c b/drivers/accessibility/speakup/main.c index be79b2135fac..48019660a096 100644 --- a/drivers/accessibility/speakup/main.c +++ b/drivers/accessibility/speakup/main.c @@ -357,7 +357,6 @@ static void speakup_cut(struct vc_data *vc) mark_cut_flag = 0; synth_printf("%s\n", spk_msg_get(MSG_CUT)); - speakup_clear_selection(); ret = speakup_set_selection(tty); switch (ret) { diff --git a/drivers/accessibility/speakup/selection.c b/drivers/accessibility/speakup/selection.c index 032f3264fba1..7df7afad5ab4 100644 --- a/drivers/accessibility/speakup/selection.c +++ b/drivers/accessibility/speakup/selection.c @@ -22,13 +22,6 @@ struct speakup_selection_work { struct tty_struct *tty; }; -void speakup_clear_selection(void) -{ - console_lock(); - clear_selection(); - console_unlock(); -} - static void __speakup_set_selection(struct work_struct *work) { struct speakup_selection_work *ssw = @@ -51,6 +44,10 @@ static void __speakup_set_selection(struct work_struct *work) goto unref; } + console_lock(); + clear_selection(); + console_unlock(); + set_selection_kernel(&sel, tty); unref: diff --git a/drivers/accessibility/speakup/speakup.h b/drivers/accessibility/speakup/speakup.h index 74fe49c2c511..33594f5a7983 100644 --- a/drivers/accessibility/speakup/speakup.h +++ b/drivers/accessibility/speakup/speakup.h @@ -70,7 +70,6 @@ void spk_do_flush(void); void speakup_start_ttys(void); void synth_buffer_add(u16 ch); void synth_buffer_clear(void); -void speakup_clear_selection(void); int speakup_set_selection(struct tty_struct *tty); void speakup_cancel_selection(void); int speakup_paste_selection(struct tty_struct *tty); diff --git a/drivers/accessibility/speakup/spk_ttyio.c b/drivers/accessibility/speakup/spk_ttyio.c index a831ff64f8ba..669392f31d4e 100644 --- a/drivers/accessibility/speakup/spk_ttyio.c +++ b/drivers/accessibility/speakup/spk_ttyio.c @@ -49,15 +49,25 @@ static int spk_ttyio_ldisc_open(struct tty_struct *tty) if (!tty->ops->write) return -EOPNOTSUPP; + + mutex_lock(&speakup_tty_mutex); + if (speakup_tty) { + mutex_unlock(&speakup_tty_mutex); + return -EBUSY; + } speakup_tty = tty; ldisc_data = kmalloc(sizeof(*ldisc_data), GFP_KERNEL); - if (!ldisc_data) + if (!ldisc_data) { + speakup_tty = NULL; + mutex_unlock(&speakup_tty_mutex); return -ENOMEM; + } init_completion(&ldisc_data->completion); ldisc_data->buf_free = true; speakup_tty->disc_data = ldisc_data; + mutex_unlock(&speakup_tty_mutex); return 0; } @@ -298,11 +308,13 @@ static unsigned char ttyio_in(int timeout) struct spk_ldisc_data *ldisc_data = speakup_tty->disc_data; char rv; - if (wait_for_completion_timeout(&ldisc_data->completion, + if (!timeout) { + if (!try_wait_for_completion(&ldisc_data->completion)) + return 0xff; + } else if (wait_for_completion_timeout(&ldisc_data->completion, usecs_to_jiffies(timeout)) == 0) { - if (timeout) - pr_warn("spk_ttyio: timeout (%d) while waiting for input\n", - timeout); + pr_warn("spk_ttyio: timeout (%d) while waiting for input\n", + timeout); return 0xff; } diff --git a/drivers/accessibility/speakup/spk_types.h b/drivers/accessibility/speakup/spk_types.h index 7398f1196e10..91fca3033a45 100644 --- a/drivers/accessibility/speakup/spk_types.h +++ b/drivers/accessibility/speakup/spk_types.h @@ -32,6 +32,10 @@ enum { E_NEW_DEFAULT, }; +/* + * Note: add new members at the end, speakupmap.h depends on the values of the + * enum starting from SPELL_DELAY (see inc_dec_var) + */ enum var_id_t { VERSION = 0, SYNTH, SILENT, SYNTH_DIRECT, KEYMAP, CHARS, @@ -42,9 +46,9 @@ enum var_id_t { SAY_CONTROL, SAY_WORD_CTL, NO_INTERRUPT, KEY_ECHO, SPELL_DELAY, PUNC_LEVEL, READING_PUNC, ATTRIB_BLEEP, BLEEPS, - RATE, PITCH, INFLECTION, VOL, TONE, PUNCT, VOICE, FREQUENCY, LANG, + RATE, PITCH, VOL, TONE, PUNCT, VOICE, FREQUENCY, LANG, DIRECT, PAUSE, - CAPS_START, CAPS_STOP, CHARTAB, + CAPS_START, CAPS_STOP, CHARTAB, INFLECTION, MAXVARS }; diff --git a/drivers/acpi/acpi_video.c b/drivers/acpi/acpi_video.c index bc96457c9e25..a322a7bd286b 100644 --- a/drivers/acpi/acpi_video.c +++ b/drivers/acpi/acpi_video.c @@ -578,7 +578,7 @@ acpi_video_bqc_value_to_level(struct acpi_video_device *device, ACPI_VIDEO_FIRST_LEVEL - 1 - bqc_value; level = device->brightness->levels[bqc_value + - ACPI_VIDEO_FIRST_LEVEL]; + ACPI_VIDEO_FIRST_LEVEL]; } else { level = bqc_value; } @@ -990,8 +990,8 @@ set_level: goto out_free_levels; ACPI_DEBUG_PRINT((ACPI_DB_INFO, - "found %d brightness levels\n", - br->count - ACPI_VIDEO_FIRST_LEVEL)); + "found %d brightness levels\n", + br->count - ACPI_VIDEO_FIRST_LEVEL)); return 0; out_free_levels: diff --git a/drivers/acpi/apei/apei-base.c b/drivers/acpi/apei/apei-base.c index 552fd9ffaca4..3294cc8dc073 100644 --- a/drivers/acpi/apei/apei-base.c +++ b/drivers/acpi/apei/apei-base.c @@ -633,6 +633,10 @@ int apei_map_generic_address(struct acpi_generic_address *reg) if (rc) return rc; + /* IO space doesn't need mapping */ + if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_IO) + return 0; + if (!acpi_os_map_generic_address(reg)) return -ENXIO; diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c index cab4af532f36..08ee1c7b12e0 100644 --- a/drivers/acpi/battery.c +++ b/drivers/acpi/battery.c @@ -987,7 +987,7 @@ static int acpi_battery_update(struct acpi_battery *battery, bool resume) */ if ((battery->state & ACPI_BATTERY_STATE_CRITICAL) || (test_bit(ACPI_BATTERY_ALARM_PRESENT, &battery->flags) && - (battery->capacity_now <= battery->alarm))) + (battery->capacity_now <= battery->alarm))) acpi_pm_wakeup_event(&battery->device->dev); return result; diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c index 0761529cac05..0d93a5ef4d07 100644 --- a/drivers/acpi/button.c +++ b/drivers/acpi/button.c @@ -89,7 +89,18 @@ static const struct dmi_system_id dmi_lid_quirks[] = { */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "MEDION"), - DMI_MATCH(DMI_PRODUCT_NAME, "E2215T MD60198"), + DMI_MATCH(DMI_PRODUCT_NAME, "E2215T"), + }, + .driver_data = (void *)(long)ACPI_BUTTON_LID_INIT_OPEN, + }, + { + /* + * Medion Akoya E2228T, notification of the LID device only + * happens on close, not on open and _LID always returns closed. + */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "MEDION"), + DMI_MATCH(DMI_PRODUCT_NAME, "E2228T"), }, .driver_data = (void *)(long)ACPI_BUTTON_LID_INIT_OPEN, }, diff --git a/drivers/acpi/dptf/dptf_pch_fivr.c b/drivers/acpi/dptf/dptf_pch_fivr.c index 4c1992fce150..5fca18296bf6 100644 --- a/drivers/acpi/dptf/dptf_pch_fivr.c +++ b/drivers/acpi/dptf/dptf_pch_fivr.c @@ -106,6 +106,7 @@ static int pch_fivr_remove(struct platform_device *pdev) static const struct acpi_device_id pch_fivr_device_ids[] = { {"INTC1045", 0}, + {"INTC1049", 0}, {"", 0}, }; MODULE_DEVICE_TABLE(acpi, pch_fivr_device_ids); diff --git a/drivers/acpi/dptf/dptf_power.c b/drivers/acpi/dptf/dptf_power.c index 06741305fc77..a24d5d7aa117 100644 --- a/drivers/acpi/dptf/dptf_power.c +++ b/drivers/acpi/dptf/dptf_power.c @@ -229,6 +229,8 @@ static const struct acpi_device_id int3407_device_ids[] = { {"INT3532", 0}, {"INTC1047", 0}, {"INTC1050", 0}, + {"INTC1060", 0}, + {"INTC1061", 0}, {"", 0}, }; MODULE_DEVICE_TABLE(acpi, int3407_device_ids); diff --git a/drivers/acpi/dptf/int340x_thermal.c b/drivers/acpi/dptf/int340x_thermal.c index 8d420c7e7178..d14025a85ce8 100644 --- a/drivers/acpi/dptf/int340x_thermal.c +++ b/drivers/acpi/dptf/int340x_thermal.c @@ -25,10 +25,16 @@ static const struct acpi_device_id int340x_thermal_device_ids[] = { {"INT340A"}, {"INT340B"}, {"INTC1040"}, + {"INTC1041"}, {"INTC1043"}, {"INTC1044"}, {"INTC1045"}, + {"INTC1046"}, {"INTC1047"}, + {"INTC1048"}, + {"INTC1049"}, + {"INTC1060"}, + {"INTC1061"}, {""}, }; diff --git a/drivers/acpi/event.c b/drivers/acpi/event.c index 170643927044..92e59f45329b 100644 --- a/drivers/acpi/event.c +++ b/drivers/acpi/event.c @@ -31,7 +31,7 @@ int acpi_notifier_call_chain(struct acpi_device *dev, u32 type, u32 data) event.type = type; event.data = data; return (blocking_notifier_call_chain(&acpi_chain_head, 0, (void *)&event) - == NOTIFY_BAD) ? -EINVAL : 0; + == NOTIFY_BAD) ? -EINVAL : 0; } EXPORT_SYMBOL(acpi_notifier_call_chain); diff --git a/drivers/acpi/evged.c b/drivers/acpi/evged.c index b1a7f8d6965e..fe6b6792c8bb 100644 --- a/drivers/acpi/evged.c +++ b/drivers/acpi/evged.c @@ -101,7 +101,7 @@ static acpi_status acpi_ged_request_interrupt(struct acpi_resource *ares, switch (gsi) { case 0 ... 255: - sprintf(ev_name, "_%c%02hhX", + sprintf(ev_name, "_%c%02X", trigger == ACPI_EDGE_SENSITIVE ? 'E' : 'L', gsi); if (ACPI_SUCCESS(acpi_get_handle(handle, ev_name, &evt_handle))) diff --git a/drivers/acpi/fan.c b/drivers/acpi/fan.c index 62873388b24f..66c3983f0ccc 100644 --- a/drivers/acpi/fan.c +++ b/drivers/acpi/fan.c @@ -27,6 +27,7 @@ static const struct acpi_device_id fan_device_ids[] = { {"PNP0C0B", 0}, {"INT3404", 0}, {"INTC1044", 0}, + {"INTC1048", 0}, {"", 0}, }; MODULE_DEVICE_TABLE(acpi, fan_device_ids); @@ -351,6 +352,7 @@ static int acpi_fan_get_fps(struct acpi_device *device) struct acpi_fan_fps *fps = &fan->fps[i]; snprintf(fps->name, ACPI_FPS_NAME_LEN, "state%d", i); + sysfs_attr_init(&fps->dev_attr.attr); fps->dev_attr.show = show_state; fps->dev_attr.store = NULL; fps->dev_attr.attr.name = fps->name; diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h index 43411a7457cd..e3638bafb941 100644 --- a/drivers/acpi/internal.h +++ b/drivers/acpi/internal.h @@ -134,7 +134,7 @@ int acpi_add_power_resource(acpi_handle handle); void acpi_power_add_remove_device(struct acpi_device *adev, bool add); int acpi_power_wakeup_list_init(struct list_head *list, int *system_level); int acpi_device_sleep_wake(struct acpi_device *dev, - int enable, int sleep_state, int dev_state); + int enable, int sleep_state, int dev_state); int acpi_power_get_inferred_state(struct acpi_device *device, int *state); int acpi_power_on_resources(struct acpi_device *device, int state); int acpi_power_transition(struct acpi_device *device, int state); diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c index 3a3c209ed3d3..442608220b5c 100644 --- a/drivers/acpi/nfit/core.c +++ b/drivers/acpi/nfit/core.c @@ -2175,10 +2175,10 @@ static int acpi_nfit_register_dimms(struct acpi_nfit_desc *acpi_desc) * these commands. */ enum nfit_aux_cmds { - NFIT_CMD_TRANSLATE_SPA = 5, - NFIT_CMD_ARS_INJECT_SET = 7, - NFIT_CMD_ARS_INJECT_CLEAR = 8, - NFIT_CMD_ARS_INJECT_GET = 9, + NFIT_CMD_TRANSLATE_SPA = 5, + NFIT_CMD_ARS_INJECT_SET = 7, + NFIT_CMD_ARS_INJECT_CLEAR = 8, + NFIT_CMD_ARS_INJECT_GET = 9, }; static void acpi_nfit_init_dsms(struct acpi_nfit_desc *acpi_desc) @@ -2632,7 +2632,7 @@ static int acpi_nfit_blk_region_enable(struct nvdimm_bus *nvdimm_bus, nfit_blk->bdw_offset = nfit_mem->bdw->offset; mmio = &nfit_blk->mmio[BDW]; mmio->addr.base = devm_nvdimm_memremap(dev, nfit_mem->spa_bdw->address, - nfit_mem->spa_bdw->length, nd_blk_memremap_flags(ndbr)); + nfit_mem->spa_bdw->length, nd_blk_memremap_flags(ndbr)); if (!mmio->addr.base) { dev_dbg(dev, "%s failed to map bdw\n", nvdimm_name(nvdimm)); diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c index dea8a60e18a4..14ee631cb7cf 100644 --- a/drivers/acpi/pci_irq.c +++ b/drivers/acpi/pci_irq.c @@ -175,7 +175,7 @@ static int acpi_pci_irq_check_entry(acpi_handle handle, struct pci_dev *dev, * configure the IRQ assigned to this slot|dev|pin. The 'source_index' * indicates which resource descriptor in the resource template (of * the link device) this interrupt is allocated from. - * + * * NOTE: Don't query the Link Device for IRQ information at this time * because Link Device enumeration may not have occurred yet * (e.g. exists somewhere 'below' this _PRT entry in the ACPI diff --git a/drivers/acpi/pci_link.c b/drivers/acpi/pci_link.c index 606da5d77ad3..fb4c5632a232 100644 --- a/drivers/acpi/pci_link.c +++ b/drivers/acpi/pci_link.c @@ -6,8 +6,8 @@ * Copyright (C) 2001, 2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com> * Copyright (C) 2002 Dominik Brodowski <devel@brodo.de> * - * TBD: - * 1. Support more than one IRQ resource entry per link device (index). + * TBD: + * 1. Support more than one IRQ resource entry per link device (index). * 2. Implement start/stop mechanism and use ACPI Bus Driver facilities * for IRQ management (e.g. start()->_SRS). */ @@ -249,8 +249,8 @@ static int acpi_pci_link_get_current(struct acpi_pci_link *link) } } - /* - * Query and parse _CRS to get the current IRQ assignment. + /* + * Query and parse _CRS to get the current IRQ assignment. */ status = acpi_walk_resources(link->device->handle, METHOD_NAME__CRS, @@ -396,7 +396,7 @@ static int acpi_pci_link_set(struct acpi_pci_link *link, int irq) /* * "acpi_irq_balance" (default in APIC mode) enables ACPI to use PIC Interrupt * Link Devices to move the PIRQs around to minimize sharing. - * + * * "acpi_irq_nobalance" (default in PIC mode) tells ACPI not to move any PIC IRQs * that the BIOS has already set to active. This is necessary because * ACPI has no automatic means of knowing what ISA IRQs are used. Note that @@ -414,7 +414,7 @@ static int acpi_pci_link_set(struct acpi_pci_link *link, int irq) * * Note that PCI IRQ routers have a list of possible IRQs, * which may not include the IRQs this table says are available. - * + * * Since this heuristic can't tell the difference between a link * that no device will attach to, vs. a link which may be shared * by multiple active devices -- it is not optimal. diff --git a/drivers/acpi/pci_mcfg.c b/drivers/acpi/pci_mcfg.c index 7ddd57abadd1..95f23acd5b80 100644 --- a/drivers/acpi/pci_mcfg.c +++ b/drivers/acpi/pci_mcfg.c @@ -173,7 +173,7 @@ static int pci_mcfg_quirk_matches(struct mcfg_fixup *f, u16 segment, { if (!memcmp(f->oem_id, mcfg_oem_id, ACPI_OEM_ID_SIZE) && !memcmp(f->oem_table_id, mcfg_oem_table_id, - ACPI_OEM_TABLE_ID_SIZE) && + ACPI_OEM_TABLE_ID_SIZE) && f->oem_revision == mcfg_oem_revision && f->segment == segment && resource_contains(&f->bus_range, bus_range)) diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c index 837b875d075e..8048da85b7e0 100644 --- a/drivers/acpi/power.c +++ b/drivers/acpi/power.c @@ -13,7 +13,7 @@ * 1. via "Device Specific (D-State) Control" * 2. via "Power Resource Control". * The code below deals with ACPI Power Resources control. - * + * * An ACPI "power resource object" represents a software controllable power * plane, clock plane, or other resource depended on by a device. * @@ -645,7 +645,7 @@ int acpi_power_wakeup_list_init(struct list_head *list, int *system_level_p) * -ENODEV if the execution of either _DSW or _PSW has failed */ int acpi_device_sleep_wake(struct acpi_device *dev, - int enable, int sleep_state, int dev_state) + int enable, int sleep_state, int dev_state) { union acpi_object in_arg[3]; struct acpi_object_list arg_list = { 3, in_arg }; @@ -690,7 +690,7 @@ int acpi_device_sleep_wake(struct acpi_device *dev, /* * Prepare a wakeup device, two steps (Ref ACPI 2.0:P229): - * 1. Power on the power resources required for the wakeup device + * 1. Power on the power resources required for the wakeup device * 2. Execute _DSW (Device Sleep Wake) or (deprecated in ACPI 3.0) _PSW (Power * State Wake) for the device, if present */ diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c index 5909e8fa4013..b04a68950ff1 100644 --- a/drivers/acpi/processor_perflib.c +++ b/drivers/acpi/processor_perflib.c @@ -354,7 +354,7 @@ static int acpi_processor_get_performance_states(struct acpi_processor *pr) (u32) px->control, (u32) px->status)); /* - * Check that ACPI's u64 MHz will be valid as u32 KHz in cpufreq + * Check that ACPI's u64 MHz will be valid as u32 KHz in cpufreq */ if (!px->core_frequency || ((u32)(px->core_frequency * 1000) != @@ -627,7 +627,7 @@ int acpi_processor_preregister_performance( goto err_ret; /* - * Now that we have _PSD data from all CPUs, lets setup P-state + * Now that we have _PSD data from all CPUs, lets setup P-state * domain info. */ for_each_possible_cpu(i) { @@ -693,7 +693,7 @@ int acpi_processor_preregister_performance( if (match_pdomain->domain != pdomain->domain) continue; - match_pr->performance->shared_type = + match_pr->performance->shared_type = pr->performance->shared_type; cpumask_copy(match_pr->performance->shared_cpu_map, pr->performance->shared_cpu_map); diff --git a/drivers/acpi/sbs.c b/drivers/acpi/sbs.c index f158b8c30113..e6d9f4de2800 100644 --- a/drivers/acpi/sbs.c +++ b/drivers/acpi/sbs.c @@ -366,7 +366,7 @@ static int acpi_battery_get_state(struct acpi_battery *battery) state_readers[i].mode, ACPI_SBS_BATTERY, state_readers[i].command, - (u8 *)battery + + (u8 *)battery + state_readers[i].offset); if (result) goto end; diff --git a/drivers/acpi/sbshc.c b/drivers/acpi/sbshc.c index 87b74e9015e5..53c2862c4c75 100644 --- a/drivers/acpi/sbshc.c +++ b/drivers/acpi/sbshc.c @@ -176,7 +176,7 @@ int acpi_smbus_write(struct acpi_smb_hc *hc, u8 protocol, u8 address, EXPORT_SYMBOL_GPL(acpi_smbus_write); int acpi_smbus_register_callback(struct acpi_smb_hc *hc, - smbus_alarm_callback callback, void *context) + smbus_alarm_callback callback, void *context) { mutex_lock(&hc->lock); hc->callback = callback; diff --git a/drivers/acpi/sbshc.h b/drivers/acpi/sbshc.h index c3522bb82792..695c390e2884 100644 --- a/drivers/acpi/sbshc.h +++ b/drivers/acpi/sbshc.h @@ -24,9 +24,9 @@ enum acpi_sbs_device_addr { typedef void (*smbus_alarm_callback)(void *context); extern int acpi_smbus_read(struct acpi_smb_hc *hc, u8 protocol, u8 address, - u8 command, u8 * data); + u8 command, u8 *data); extern int acpi_smbus_write(struct acpi_smb_hc *hc, u8 protocol, u8 slave_address, - u8 command, u8 * data, u8 length); + u8 command, u8 *data, u8 length); extern int acpi_smbus_register_callback(struct acpi_smb_hc *hc, - smbus_alarm_callback callback, void *context); + smbus_alarm_callback callback, void *context); extern int acpi_smbus_unregister_callback(struct acpi_smb_hc *hc); diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index a896e5e87c93..bc6a79e33220 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -1453,7 +1453,7 @@ int acpi_dma_get_range(struct device *dev, u64 *dma_addr, u64 *offset, } /** - * acpi_dma_configure - Set-up DMA configuration for the device. + * acpi_dma_configure_id - Set-up DMA configuration for the device. * @dev: The pointer to the device * @attr: device dma attributes * @input_id: input device id const value pointer diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c index 3a032afd9d05..4f5463b2a217 100644 --- a/drivers/acpi/video_detect.c +++ b/drivers/acpi/video_detect.c @@ -178,14 +178,14 @@ static const struct dmi_system_id video_detect_dmi_table[] = { DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X201s"), }, }, - { - .callback = video_detect_force_video, - .ident = "ThinkPad X201T", - .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), - DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X201T"), - }, - }, + { + .callback = video_detect_force_video, + .ident = "ThinkPad X201T", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X201T"), + }, + }, /* The native backlight controls do not work on some older machines */ { diff --git a/drivers/acpi/wakeup.c b/drivers/acpi/wakeup.c index f89dd9a99e6e..b02bf770aead 100644 --- a/drivers/acpi/wakeup.c +++ b/drivers/acpi/wakeup.c @@ -44,7 +44,7 @@ void acpi_enable_wakeup_devices(u8 sleep_state) if (!dev->wakeup.flags.valid || sleep_state > (u32) dev->wakeup.sleep_state || !(device_may_wakeup(&dev->dev) - || dev->wakeup.prepare_count)) + || dev->wakeup.prepare_count)) continue; if (device_may_wakeup(&dev->dev)) @@ -69,7 +69,7 @@ void acpi_disable_wakeup_devices(u8 sleep_state) if (!dev->wakeup.flags.valid || sleep_state > (u32) dev->wakeup.sleep_state || !(device_may_wakeup(&dev->dev) - || dev->wakeup.prepare_count)) + || dev->wakeup.prepare_count)) continue; acpi_set_gpe_wake_mask(dev->wakeup.gpe_device, dev->wakeup.gpe_number, diff --git a/drivers/atm/nicstar.c b/drivers/atm/nicstar.c index 7af74fb450a0..09ad73361879 100644 --- a/drivers/atm/nicstar.c +++ b/drivers/atm/nicstar.c @@ -1706,6 +1706,8 @@ static int ns_send(struct atm_vcc *vcc, struct sk_buff *skb) if (push_scqe(card, vc, scq, &scqe, skb) != 0) { atomic_inc(&vcc->stats->tx_err); + dma_unmap_single(&card->pcidev->dev, NS_PRV_DMA(skb), skb->len, + DMA_TO_DEVICE); dev_kfree_skb_any(skb); return -EIO; } diff --git a/drivers/block/loop.c b/drivers/block/loop.c index cb1191d6e945..a58084c2ed7c 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -255,7 +255,8 @@ static void loop_set_size(struct loop_device *lo, loff_t size) bd_set_nr_sectors(bdev, size); - set_capacity_revalidate_and_notify(lo->lo_disk, size, false); + if (!set_capacity_revalidate_and_notify(lo->lo_disk, size, false)) + kobject_uevent(&disk_to_dev(bdev->bd_disk)->kobj, KOBJ_CHANGE); } static inline int diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c index c4f9ccf5cc2a..aaae9220f3a0 100644 --- a/drivers/block/nbd.c +++ b/drivers/block/nbd.c @@ -1518,6 +1518,7 @@ static void nbd_release(struct gendisk *disk, fmode_t mode) if (test_bit(NBD_RT_DISCONNECT_ON_CLOSE, &nbd->config->runtime_flags) && bdev->bd_openers == 0) nbd_disconnect_and_put(nbd); + bdput(bdev); nbd_config_put(nbd); nbd_put(nbd); diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index a2da8f768b94..1836cc56e357 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -435,12 +435,12 @@ static struct port_buffer *alloc_buf(struct virtio_device *vdev, size_t buf_size /* * Allocate DMA memory from ancestor. When a virtio * device is created by remoteproc, the DMA memory is - * associated with the grandparent device: - * vdev => rproc => platform-dev. + * associated with the parent device: + * virtioY => remoteprocX#vdevYbuffer. */ - if (!vdev->dev.parent || !vdev->dev.parent->parent) + buf->dev = vdev->dev.parent; + if (!buf->dev) goto free_buf; - buf->dev = vdev->dev.parent->parent; /* Increase device refcnt to avoid freeing it */ get_device(buf->dev); diff --git a/drivers/clk/imx/clk-imx8mm.c b/drivers/clk/imx/clk-imx8mm.c index 0de0be0cf548..f358ad907299 100644 --- a/drivers/clk/imx/clk-imx8mm.c +++ b/drivers/clk/imx/clk-imx8mm.c @@ -443,9 +443,9 @@ static int imx8mm_clocks_probe(struct platform_device *pdev) hws[IMX8MM_CLK_A53_CORE] = imx_clk_hw_mux2("arm_a53_core", base + 0x9880, 24, 1, imx8mm_a53_core_sels, ARRAY_SIZE(imx8mm_a53_core_sels)); /* BUS */ - hws[IMX8MM_CLK_MAIN_AXI] = imx8m_clk_hw_composite_critical("main_axi", imx8mm_main_axi_sels, base + 0x8800); + hws[IMX8MM_CLK_MAIN_AXI] = imx8m_clk_hw_composite_bus_critical("main_axi", imx8mm_main_axi_sels, base + 0x8800); hws[IMX8MM_CLK_ENET_AXI] = imx8m_clk_hw_composite_bus("enet_axi", imx8mm_enet_axi_sels, base + 0x8880); - hws[IMX8MM_CLK_NAND_USDHC_BUS] = imx8m_clk_hw_composite_critical("nand_usdhc_bus", imx8mm_nand_usdhc_sels, base + 0x8900); + hws[IMX8MM_CLK_NAND_USDHC_BUS] = imx8m_clk_hw_composite_bus_critical("nand_usdhc_bus", imx8mm_nand_usdhc_sels, base + 0x8900); hws[IMX8MM_CLK_VPU_BUS] = imx8m_clk_hw_composite_bus("vpu_bus", imx8mm_vpu_bus_sels, base + 0x8980); hws[IMX8MM_CLK_DISP_AXI] = imx8m_clk_hw_composite_bus("disp_axi", imx8mm_disp_axi_sels, base + 0x8a00); hws[IMX8MM_CLK_DISP_APB] = imx8m_clk_hw_composite_bus("disp_apb", imx8mm_disp_apb_sels, base + 0x8a80); @@ -453,11 +453,11 @@ static int imx8mm_clocks_probe(struct platform_device *pdev) hws[IMX8MM_CLK_USB_BUS] = imx8m_clk_hw_composite_bus("usb_bus", imx8mm_usb_bus_sels, base + 0x8b80); hws[IMX8MM_CLK_GPU_AXI] = imx8m_clk_hw_composite_bus("gpu_axi", imx8mm_gpu_axi_sels, base + 0x8c00); hws[IMX8MM_CLK_GPU_AHB] = imx8m_clk_hw_composite_bus("gpu_ahb", imx8mm_gpu_ahb_sels, base + 0x8c80); - hws[IMX8MM_CLK_NOC] = imx8m_clk_hw_composite_critical("noc", imx8mm_noc_sels, base + 0x8d00); - hws[IMX8MM_CLK_NOC_APB] = imx8m_clk_hw_composite_critical("noc_apb", imx8mm_noc_apb_sels, base + 0x8d80); + hws[IMX8MM_CLK_NOC] = imx8m_clk_hw_composite_bus_critical("noc", imx8mm_noc_sels, base + 0x8d00); + hws[IMX8MM_CLK_NOC_APB] = imx8m_clk_hw_composite_bus_critical("noc_apb", imx8mm_noc_apb_sels, base + 0x8d80); /* AHB */ - hws[IMX8MM_CLK_AHB] = imx8m_clk_hw_composite_critical("ahb", imx8mm_ahb_sels, base + 0x9000); + hws[IMX8MM_CLK_AHB] = imx8m_clk_hw_composite_bus_critical("ahb", imx8mm_ahb_sels, base + 0x9000); hws[IMX8MM_CLK_AUDIO_AHB] = imx8m_clk_hw_composite_bus("audio_ahb", imx8mm_audio_ahb_sels, base + 0x9100); /* IPG */ diff --git a/drivers/clk/imx/clk-imx8mn.c b/drivers/clk/imx/clk-imx8mn.c index e984de543f0b..f3c5e6cf55dd 100644 --- a/drivers/clk/imx/clk-imx8mn.c +++ b/drivers/clk/imx/clk-imx8mn.c @@ -431,7 +431,7 @@ static int imx8mn_clocks_probe(struct platform_device *pdev) hws[IMX8MN_CLK_A53_CORE] = imx_clk_hw_mux2("arm_a53_core", base + 0x9880, 24, 1, imx8mn_a53_core_sels, ARRAY_SIZE(imx8mn_a53_core_sels)); /* BUS */ - hws[IMX8MN_CLK_MAIN_AXI] = imx8m_clk_hw_composite_critical("main_axi", imx8mn_main_axi_sels, base + 0x8800); + hws[IMX8MN_CLK_MAIN_AXI] = imx8m_clk_hw_composite_bus_critical("main_axi", imx8mn_main_axi_sels, base + 0x8800); hws[IMX8MN_CLK_ENET_AXI] = imx8m_clk_hw_composite_bus("enet_axi", imx8mn_enet_axi_sels, base + 0x8880); hws[IMX8MN_CLK_NAND_USDHC_BUS] = imx8m_clk_hw_composite_bus("nand_usdhc_bus", imx8mn_nand_usdhc_sels, base + 0x8900); hws[IMX8MN_CLK_DISP_AXI] = imx8m_clk_hw_composite_bus("disp_axi", imx8mn_disp_axi_sels, base + 0x8a00); @@ -439,9 +439,9 @@ static int imx8mn_clocks_probe(struct platform_device *pdev) hws[IMX8MN_CLK_USB_BUS] = imx8m_clk_hw_composite_bus("usb_bus", imx8mn_usb_bus_sels, base + 0x8b80); hws[IMX8MN_CLK_GPU_AXI] = imx8m_clk_hw_composite_bus("gpu_axi", imx8mn_gpu_axi_sels, base + 0x8c00); hws[IMX8MN_CLK_GPU_AHB] = imx8m_clk_hw_composite_bus("gpu_ahb", imx8mn_gpu_ahb_sels, base + 0x8c80); - hws[IMX8MN_CLK_NOC] = imx8m_clk_hw_composite_critical("noc", imx8mn_noc_sels, base + 0x8d00); + hws[IMX8MN_CLK_NOC] = imx8m_clk_hw_composite_bus_critical("noc", imx8mn_noc_sels, base + 0x8d00); - hws[IMX8MN_CLK_AHB] = imx8m_clk_hw_composite_critical("ahb", imx8mn_ahb_sels, base + 0x9000); + hws[IMX8MN_CLK_AHB] = imx8m_clk_hw_composite_bus_critical("ahb", imx8mn_ahb_sels, base + 0x9000); hws[IMX8MN_CLK_AUDIO_AHB] = imx8m_clk_hw_composite_bus("audio_ahb", imx8mn_audio_ahb_sels, base + 0x9100); hws[IMX8MN_CLK_IPG_ROOT] = imx_clk_hw_divider2("ipg_root", "ahb", base + 0x9080, 0, 1); hws[IMX8MN_CLK_IPG_AUDIO_ROOT] = imx_clk_hw_divider2("ipg_audio_root", "audio_ahb", base + 0x9180, 0, 1); diff --git a/drivers/clk/imx/clk-imx8mp.c b/drivers/clk/imx/clk-imx8mp.c index 12ce4770f702..48e212477f52 100644 --- a/drivers/clk/imx/clk-imx8mp.c +++ b/drivers/clk/imx/clk-imx8mp.c @@ -557,9 +557,9 @@ static int imx8mp_clocks_probe(struct platform_device *pdev) /* CORE SEL */ hws[IMX8MP_CLK_A53_CORE] = imx_clk_hw_mux2("arm_a53_core", ccm_base + 0x9880, 24, 1, imx8mp_a53_core_sels, ARRAY_SIZE(imx8mp_a53_core_sels)); - hws[IMX8MP_CLK_MAIN_AXI] = imx8m_clk_hw_composite_critical("main_axi", imx8mp_main_axi_sels, ccm_base + 0x8800); + hws[IMX8MP_CLK_MAIN_AXI] = imx8m_clk_hw_composite_bus_critical("main_axi", imx8mp_main_axi_sels, ccm_base + 0x8800); hws[IMX8MP_CLK_ENET_AXI] = imx8m_clk_hw_composite_bus("enet_axi", imx8mp_enet_axi_sels, ccm_base + 0x8880); - hws[IMX8MP_CLK_NAND_USDHC_BUS] = imx8m_clk_hw_composite_critical("nand_usdhc_bus", imx8mp_nand_usdhc_sels, ccm_base + 0x8900); + hws[IMX8MP_CLK_NAND_USDHC_BUS] = imx8m_clk_hw_composite_bus_critical("nand_usdhc_bus", imx8mp_nand_usdhc_sels, ccm_base + 0x8900); hws[IMX8MP_CLK_VPU_BUS] = imx8m_clk_hw_composite_bus("vpu_bus", imx8mp_vpu_bus_sels, ccm_base + 0x8980); hws[IMX8MP_CLK_MEDIA_AXI] = imx8m_clk_hw_composite_bus("media_axi", imx8mp_media_axi_sels, ccm_base + 0x8a00); hws[IMX8MP_CLK_MEDIA_APB] = imx8m_clk_hw_composite_bus("media_apb", imx8mp_media_apb_sels, ccm_base + 0x8a80); @@ -567,12 +567,12 @@ static int imx8mp_clocks_probe(struct platform_device *pdev) hws[IMX8MP_CLK_HDMI_AXI] = imx8m_clk_hw_composite_bus("hdmi_axi", imx8mp_media_axi_sels, ccm_base + 0x8b80); hws[IMX8MP_CLK_GPU_AXI] = imx8m_clk_hw_composite_bus("gpu_axi", imx8mp_gpu_axi_sels, ccm_base + 0x8c00); hws[IMX8MP_CLK_GPU_AHB] = imx8m_clk_hw_composite_bus("gpu_ahb", imx8mp_gpu_ahb_sels, ccm_base + 0x8c80); - hws[IMX8MP_CLK_NOC] = imx8m_clk_hw_composite_critical("noc", imx8mp_noc_sels, ccm_base + 0x8d00); - hws[IMX8MP_CLK_NOC_IO] = imx8m_clk_hw_composite_critical("noc_io", imx8mp_noc_io_sels, ccm_base + 0x8d80); + hws[IMX8MP_CLK_NOC] = imx8m_clk_hw_composite_bus_critical("noc", imx8mp_noc_sels, ccm_base + 0x8d00); + hws[IMX8MP_CLK_NOC_IO] = imx8m_clk_hw_composite_bus_critical("noc_io", imx8mp_noc_io_sels, ccm_base + 0x8d80); hws[IMX8MP_CLK_ML_AXI] = imx8m_clk_hw_composite_bus("ml_axi", imx8mp_ml_axi_sels, ccm_base + 0x8e00); hws[IMX8MP_CLK_ML_AHB] = imx8m_clk_hw_composite_bus("ml_ahb", imx8mp_ml_ahb_sels, ccm_base + 0x8e80); - hws[IMX8MP_CLK_AHB] = imx8m_clk_hw_composite_critical("ahb_root", imx8mp_ahb_sels, ccm_base + 0x9000); + hws[IMX8MP_CLK_AHB] = imx8m_clk_hw_composite_bus_critical("ahb_root", imx8mp_ahb_sels, ccm_base + 0x9000); hws[IMX8MP_CLK_AUDIO_AHB] = imx8m_clk_hw_composite_bus("audio_ahb", imx8mp_audio_ahb_sels, ccm_base + 0x9100); hws[IMX8MP_CLK_MIPI_DSI_ESC_RX] = imx8m_clk_hw_composite_bus("mipi_dsi_esc_rx", imx8mp_mipi_dsi_esc_rx_sels, ccm_base + 0x9200); diff --git a/drivers/clk/imx/clk-imx8mq.c b/drivers/clk/imx/clk-imx8mq.c index 8265d1d48af4..06292d4a98ff 100644 --- a/drivers/clk/imx/clk-imx8mq.c +++ b/drivers/clk/imx/clk-imx8mq.c @@ -431,7 +431,7 @@ static int imx8mq_clocks_probe(struct platform_device *pdev) hws[IMX8MQ_CLK_A53_CORE] = imx_clk_hw_mux2("arm_a53_core", base + 0x9880, 24, 1, imx8mq_a53_core_sels, ARRAY_SIZE(imx8mq_a53_core_sels)); /* BUS */ - hws[IMX8MQ_CLK_MAIN_AXI] = imx8m_clk_hw_composite_critical("main_axi", imx8mq_main_axi_sels, base + 0x8800); + hws[IMX8MQ_CLK_MAIN_AXI] = imx8m_clk_hw_composite_bus_critical("main_axi", imx8mq_main_axi_sels, base + 0x8800); hws[IMX8MQ_CLK_ENET_AXI] = imx8m_clk_hw_composite_bus("enet_axi", imx8mq_enet_axi_sels, base + 0x8880); hws[IMX8MQ_CLK_NAND_USDHC_BUS] = imx8m_clk_hw_composite_bus("nand_usdhc_bus", imx8mq_nand_usdhc_sels, base + 0x8900); hws[IMX8MQ_CLK_VPU_BUS] = imx8m_clk_hw_composite_bus("vpu_bus", imx8mq_vpu_bus_sels, base + 0x8980); @@ -441,12 +441,12 @@ static int imx8mq_clocks_probe(struct platform_device *pdev) hws[IMX8MQ_CLK_USB_BUS] = imx8m_clk_hw_composite_bus("usb_bus", imx8mq_usb_bus_sels, base + 0x8b80); hws[IMX8MQ_CLK_GPU_AXI] = imx8m_clk_hw_composite_bus("gpu_axi", imx8mq_gpu_axi_sels, base + 0x8c00); hws[IMX8MQ_CLK_GPU_AHB] = imx8m_clk_hw_composite_bus("gpu_ahb", imx8mq_gpu_ahb_sels, base + 0x8c80); - hws[IMX8MQ_CLK_NOC] = imx8m_clk_hw_composite_critical("noc", imx8mq_noc_sels, base + 0x8d00); - hws[IMX8MQ_CLK_NOC_APB] = imx8m_clk_hw_composite_critical("noc_apb", imx8mq_noc_apb_sels, base + 0x8d80); + hws[IMX8MQ_CLK_NOC] = imx8m_clk_hw_composite_bus_critical("noc", imx8mq_noc_sels, base + 0x8d00); + hws[IMX8MQ_CLK_NOC_APB] = imx8m_clk_hw_composite_bus_critical("noc_apb", imx8mq_noc_apb_sels, base + 0x8d80); /* AHB */ /* AHB clock is used by the AHB bus therefore marked as critical */ - hws[IMX8MQ_CLK_AHB] = imx8m_clk_hw_composite_critical("ahb", imx8mq_ahb_sels, base + 0x9000); + hws[IMX8MQ_CLK_AHB] = imx8m_clk_hw_composite_bus_critical("ahb", imx8mq_ahb_sels, base + 0x9000); hws[IMX8MQ_CLK_AUDIO_AHB] = imx8m_clk_hw_composite_bus("audio_ahb", imx8mq_audio_ahb_sels, base + 0x9100); /* IPG */ diff --git a/drivers/clk/imx/clk.h b/drivers/clk/imx/clk.h index 3b796b3da249..1d7be0c86538 100644 --- a/drivers/clk/imx/clk.h +++ b/drivers/clk/imx/clk.h @@ -549,6 +549,11 @@ struct clk_hw *imx8m_clk_hw_composite_flags(const char *name, IMX_COMPOSITE_BUS, \ CLK_SET_RATE_NO_REPARENT | CLK_OPS_PARENT_ENABLE) +#define imx8m_clk_hw_composite_bus_critical(name, parent_names, reg) \ + imx8m_clk_hw_composite_flags(name, parent_names, ARRAY_SIZE(parent_names), reg, \ + IMX_COMPOSITE_BUS, \ + CLK_SET_RATE_NO_REPARENT | CLK_OPS_PARENT_ENABLE | CLK_IS_CRITICAL) + #define imx8m_clk_hw_composite_core(name, parent_names, reg) \ imx8m_clk_hw_composite_flags(name, parent_names, \ ARRAY_SIZE(parent_names), reg, \ diff --git a/drivers/clk/meson/clk-regmap.h b/drivers/clk/meson/clk-regmap.h index c4a39604cffd..e365312da54e 100644 --- a/drivers/clk/meson/clk-regmap.h +++ b/drivers/clk/meson/clk-regmap.h @@ -26,7 +26,10 @@ struct clk_regmap { void *data; }; -#define to_clk_regmap(_hw) container_of(_hw, struct clk_regmap, hw) +static inline struct clk_regmap *to_clk_regmap(struct clk_hw *hw) +{ + return container_of(hw, struct clk_regmap, hw); +} /** * struct clk_regmap_gate_data - regmap backed gate specific data diff --git a/drivers/clk/qcom/clk-regmap.h b/drivers/clk/qcom/clk-regmap.h index 6cfc1bccb255..14ec659a3a77 100644 --- a/drivers/clk/qcom/clk-regmap.h +++ b/drivers/clk/qcom/clk-regmap.h @@ -24,7 +24,11 @@ struct clk_regmap { unsigned int enable_mask; bool enable_is_inverted; }; -#define to_clk_regmap(_hw) container_of(_hw, struct clk_regmap, hw) + +static inline struct clk_regmap *to_clk_regmap(struct clk_hw *hw) +{ + return container_of(hw, struct clk_regmap, hw); +} int clk_is_enabled_regmap(struct clk_hw *hw); int clk_enable_regmap(struct clk_hw *hw); diff --git a/drivers/counter/ti-eqep.c b/drivers/counter/ti-eqep.c index e27771df8e23..a60aee1a1a29 100644 --- a/drivers/counter/ti-eqep.c +++ b/drivers/counter/ti-eqep.c @@ -368,7 +368,7 @@ static const struct regmap_config ti_eqep_regmap32_config = { .reg_bits = 32, .val_bits = 32, .reg_stride = 4, - .max_register = 0x24, + .max_register = QUPRD, }; static const struct regmap_config ti_eqep_regmap16_config = { @@ -376,7 +376,7 @@ static const struct regmap_config ti_eqep_regmap16_config = { .reg_bits = 16, .val_bits = 16, .reg_stride = 2, - .max_register = 0x1e, + .max_register = QCPRDLAT, }; static int ti_eqep_probe(struct platform_device *pdev) diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index 336b5e94cbc8..1e7e3f2ff09f 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -2254,7 +2254,7 @@ static int cpufreq_init_governor(struct cpufreq_policy *policy) return -EINVAL; /* Platform doesn't want dynamic frequency switching ? */ - if (policy->governor->dynamic_switching && + if (policy->governor->flags & CPUFREQ_GOV_DYNAMIC_SWITCHING && cpufreq_driver->flags & CPUFREQ_NO_AUTO_DYNAMIC_SWITCHING) { struct cpufreq_governor *gov = cpufreq_fallback_governor(); @@ -2280,6 +2280,8 @@ static int cpufreq_init_governor(struct cpufreq_policy *policy) } } + policy->strict_target = !!(policy->governor->flags & CPUFREQ_GOV_STRICT_TARGET); + return 0; } diff --git a/drivers/cpufreq/cpufreq_governor.h b/drivers/cpufreq/cpufreq_governor.h index c56773c25757..bab8e6140377 100644 --- a/drivers/cpufreq/cpufreq_governor.h +++ b/drivers/cpufreq/cpufreq_governor.h @@ -156,7 +156,7 @@ void cpufreq_dbs_governor_limits(struct cpufreq_policy *policy); #define CPUFREQ_DBS_GOVERNOR_INITIALIZER(_name_) \ { \ .name = _name_, \ - .dynamic_switching = true, \ + .flags = CPUFREQ_GOV_DYNAMIC_SWITCHING, \ .owner = THIS_MODULE, \ .init = cpufreq_dbs_governor_init, \ .exit = cpufreq_dbs_governor_exit, \ diff --git a/drivers/cpufreq/cpufreq_performance.c b/drivers/cpufreq/cpufreq_performance.c index 71c1d9aba772..addd93f2a420 100644 --- a/drivers/cpufreq/cpufreq_performance.c +++ b/drivers/cpufreq/cpufreq_performance.c @@ -20,6 +20,7 @@ static void cpufreq_gov_performance_limits(struct cpufreq_policy *policy) static struct cpufreq_governor cpufreq_gov_performance = { .name = "performance", .owner = THIS_MODULE, + .flags = CPUFREQ_GOV_STRICT_TARGET, .limits = cpufreq_gov_performance_limits, }; diff --git a/drivers/cpufreq/cpufreq_powersave.c b/drivers/cpufreq/cpufreq_powersave.c index 7749522355b5..8d830d860e91 100644 --- a/drivers/cpufreq/cpufreq_powersave.c +++ b/drivers/cpufreq/cpufreq_powersave.c @@ -21,6 +21,7 @@ static struct cpufreq_governor cpufreq_gov_powersave = { .name = "powersave", .limits = cpufreq_gov_powersave_limits, .owner = THIS_MODULE, + .flags = CPUFREQ_GOV_STRICT_TARGET, }; MODULE_AUTHOR("Dominik Brodowski <linux@brodo.de>"); diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index b7a9779250aa..36a3ccfe6d3d 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -2527,7 +2527,7 @@ static void intel_cpufreq_trace(struct cpudata *cpu, unsigned int trace_type, in } static void intel_cpufreq_adjust_hwp(struct cpudata *cpu, u32 target_pstate, - bool fast_switch) + bool strict, bool fast_switch) { u64 prev = READ_ONCE(cpu->hwp_req_cached), value = prev; @@ -2539,7 +2539,7 @@ static void intel_cpufreq_adjust_hwp(struct cpudata *cpu, u32 target_pstate, * field in it, so opportunistically update the max too if needed. */ value &= ~HWP_MAX_PERF(~0L); - value |= HWP_MAX_PERF(cpu->max_perf_ratio); + value |= HWP_MAX_PERF(strict ? target_pstate : cpu->max_perf_ratio); if (value == prev) return; @@ -2562,14 +2562,16 @@ static void intel_cpufreq_adjust_perf_ctl(struct cpudata *cpu, pstate_funcs.get_val(cpu, target_pstate)); } -static int intel_cpufreq_update_pstate(struct cpudata *cpu, int target_pstate, - bool fast_switch) +static int intel_cpufreq_update_pstate(struct cpufreq_policy *policy, + int target_pstate, bool fast_switch) { + struct cpudata *cpu = all_cpu_data[policy->cpu]; int old_pstate = cpu->pstate.current_pstate; target_pstate = intel_pstate_prepare_request(cpu, target_pstate); if (hwp_active) { - intel_cpufreq_adjust_hwp(cpu, target_pstate, fast_switch); + intel_cpufreq_adjust_hwp(cpu, target_pstate, + policy->strict_target, fast_switch); cpu->pstate.current_pstate = target_pstate; } else if (target_pstate != old_pstate) { intel_cpufreq_adjust_perf_ctl(cpu, target_pstate, fast_switch); @@ -2609,7 +2611,7 @@ static int intel_cpufreq_target(struct cpufreq_policy *policy, break; } - target_pstate = intel_cpufreq_update_pstate(cpu, target_pstate, false); + target_pstate = intel_cpufreq_update_pstate(policy, target_pstate, false); freqs.new = target_pstate * cpu->pstate.scaling; @@ -2628,7 +2630,7 @@ static unsigned int intel_cpufreq_fast_switch(struct cpufreq_policy *policy, target_pstate = DIV_ROUND_UP(target_freq, cpu->pstate.scaling); - target_pstate = intel_cpufreq_update_pstate(cpu, target_pstate, true); + target_pstate = intel_cpufreq_update_pstate(policy, target_pstate, true); return target_pstate * cpu->pstate.scaling; } diff --git a/drivers/cpufreq/scmi-cpufreq.c b/drivers/cpufreq/scmi-cpufreq.c index e855e8612a67..78318508a6d6 100644 --- a/drivers/cpufreq/scmi-cpufreq.c +++ b/drivers/cpufreq/scmi-cpufreq.c @@ -8,6 +8,7 @@ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#include <linux/clk-provider.h> #include <linux/cpu.h> #include <linux/cpufreq.h> #include <linux/cpumask.h> @@ -228,12 +229,17 @@ static struct cpufreq_driver scmi_cpufreq_driver = { static int scmi_cpufreq_probe(struct scmi_device *sdev) { int ret; + struct device *dev = &sdev->dev; handle = sdev->handle; if (!handle || !handle->perf_ops) return -ENODEV; + /* dummy clock provider as needed by OPP if clocks property is used */ + if (of_find_property(dev->of_node, "#clock-cells", NULL)) + devm_of_clk_add_hw_provider(dev, of_clk_hw_simple_get, NULL); + ret = cpufreq_register_driver(&scmi_cpufreq_driver); if (ret) { dev_err(&sdev->dev, "%s: registering cpufreq failed, err: %d\n", diff --git a/drivers/cpufreq/tegra186-cpufreq.c b/drivers/cpufreq/tegra186-cpufreq.c index 4b4079f51559..7eb2c56c65de 100644 --- a/drivers/cpufreq/tegra186-cpufreq.c +++ b/drivers/cpufreq/tegra186-cpufreq.c @@ -42,6 +42,8 @@ static const struct tegra186_cpufreq_cluster_info tegra186_clusters[] = { struct tegra186_cpufreq_cluster { const struct tegra186_cpufreq_cluster_info *info; struct cpufreq_frequency_table *table; + u32 ref_clk_khz; + u32 div; }; struct tegra186_cpufreq_data { @@ -94,7 +96,7 @@ static int tegra186_cpufreq_set_target(struct cpufreq_policy *policy, static unsigned int tegra186_cpufreq_get(unsigned int cpu) { - struct cpufreq_frequency_table *tbl; + struct tegra186_cpufreq_data *data = cpufreq_get_driver_data(); struct cpufreq_policy *policy; void __iomem *edvd_reg; unsigned int i, freq = 0; @@ -104,17 +106,23 @@ static unsigned int tegra186_cpufreq_get(unsigned int cpu) if (!policy) return 0; - tbl = policy->freq_table; edvd_reg = policy->driver_data; ndiv = readl(edvd_reg) & EDVD_CORE_VOLT_FREQ_F_MASK; - for (i = 0; tbl[i].frequency != CPUFREQ_TABLE_END; i++) { - if ((tbl[i].driver_data & EDVD_CORE_VOLT_FREQ_F_MASK) == ndiv) { - freq = tbl[i].frequency; - break; + for (i = 0; i < data->num_clusters; i++) { + struct tegra186_cpufreq_cluster *cluster = &data->clusters[i]; + int core; + + for (core = 0; core < ARRAY_SIZE(cluster->info->cpus); core++) { + if (cluster->info->cpus[core] != policy->cpu) + continue; + + freq = (cluster->ref_clk_khz * ndiv) / cluster->div; + goto out; } } +out: cpufreq_cpu_put(policy); return freq; @@ -133,7 +141,7 @@ static struct cpufreq_driver tegra186_cpufreq_driver = { static struct cpufreq_frequency_table *init_vhint_table( struct platform_device *pdev, struct tegra_bpmp *bpmp, - unsigned int cluster_id) + struct tegra186_cpufreq_cluster *cluster) { struct cpufreq_frequency_table *table; struct mrq_cpu_vhint_request req; @@ -152,7 +160,7 @@ static struct cpufreq_frequency_table *init_vhint_table( memset(&req, 0, sizeof(req)); req.addr = phys; - req.cluster_id = cluster_id; + req.cluster_id = cluster->info->bpmp_cluster_id; memset(&msg, 0, sizeof(msg)); msg.mrq = MRQ_CPU_VHINT; @@ -185,6 +193,9 @@ static struct cpufreq_frequency_table *init_vhint_table( goto free; } + cluster->ref_clk_khz = data->ref_clk_hz / 1000; + cluster->div = data->pdiv * data->mdiv; + for (i = data->vfloor, j = 0; i <= data->vceil; i++) { struct cpufreq_frequency_table *point; u16 ndiv = data->ndiv[i]; @@ -202,8 +213,7 @@ static struct cpufreq_frequency_table *init_vhint_table( point = &table[j++]; point->driver_data = edvd_val; - point->frequency = data->ref_clk_hz * ndiv / data->pdiv / - data->mdiv / 1000; + point->frequency = (cluster->ref_clk_khz * ndiv) / cluster->div; } table[j].frequency = CPUFREQ_TABLE_END; @@ -245,8 +255,7 @@ static int tegra186_cpufreq_probe(struct platform_device *pdev) struct tegra186_cpufreq_cluster *cluster = &data->clusters[i]; cluster->info = &tegra186_clusters[i]; - cluster->table = init_vhint_table( - pdev, bpmp, cluster->info->bpmp_cluster_id); + cluster->table = init_vhint_table(pdev, bpmp, cluster); if (IS_ERR(cluster->table)) { err = PTR_ERR(cluster->table); goto put_bpmp; diff --git a/drivers/cpuidle/cpuidle-tegra.c b/drivers/cpuidle/cpuidle-tegra.c index e8956706a291..191966dc8d02 100644 --- a/drivers/cpuidle/cpuidle-tegra.c +++ b/drivers/cpuidle/cpuidle-tegra.c @@ -189,7 +189,7 @@ static int tegra_cpuidle_state_enter(struct cpuidle_device *dev, } local_fiq_disable(); - tegra_pm_set_cpu_in_lp2(); + RCU_NONIDLE(tegra_pm_set_cpu_in_lp2()); cpu_pm_enter(); switch (index) { @@ -207,7 +207,7 @@ static int tegra_cpuidle_state_enter(struct cpuidle_device *dev, } cpu_pm_exit(); - tegra_pm_clear_cpu_in_lp2(); + RCU_NONIDLE(tegra_pm_clear_cpu_in_lp2()); local_fiq_enable(); return err ?: index; diff --git a/drivers/dax/Kconfig b/drivers/dax/Kconfig index 567428e10b7b..d2834c2cfa10 100644 --- a/drivers/dax/Kconfig +++ b/drivers/dax/Kconfig @@ -50,7 +50,6 @@ config DEV_DAX_HMEM Say M if unsure. config DEV_DAX_HMEM_DEVICES - depends on NUMA_KEEP_MEMINFO # for phys_to_target_node() depends on DEV_DAX_HMEM && DAX=y def_bool y diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c index 7974fa0400d8..962cbb5e5f7f 100644 --- a/drivers/dma/dmaengine.c +++ b/drivers/dma/dmaengine.c @@ -1039,16 +1039,15 @@ static int get_dma_id(struct dma_device *device) static int __dma_async_device_channel_register(struct dma_device *device, struct dma_chan *chan) { - int rc = 0; + int rc; chan->local = alloc_percpu(typeof(*chan->local)); if (!chan->local) - goto err_out; + return -ENOMEM; chan->dev = kzalloc(sizeof(*chan->dev), GFP_KERNEL); if (!chan->dev) { - free_percpu(chan->local); - chan->local = NULL; - goto err_out; + rc = -ENOMEM; + goto err_free_local; } /* @@ -1061,7 +1060,8 @@ static int __dma_async_device_channel_register(struct dma_device *device, if (chan->chan_id < 0) { pr_err("%s: unable to alloc ida for chan: %d\n", __func__, chan->chan_id); - goto err_out; + rc = chan->chan_id; + goto err_free_dev; } chan->dev->device.class = &dma_devclass; @@ -1082,9 +1082,10 @@ static int __dma_async_device_channel_register(struct dma_device *device, mutex_lock(&device->chan_mutex); ida_free(&device->chan_ida, chan->chan_id); mutex_unlock(&device->chan_mutex); - err_out: - free_percpu(chan->local); + err_free_dev: kfree(chan->dev); + err_free_local: + free_percpu(chan->local); return rc; } diff --git a/drivers/dma/idxd/device.c b/drivers/dma/idxd/device.c index 200b9109cacf..663344987e3f 100644 --- a/drivers/dma/idxd/device.c +++ b/drivers/dma/idxd/device.c @@ -271,7 +271,7 @@ int idxd_wq_map_portal(struct idxd_wq *wq) resource_size_t start; start = pci_resource_start(pdev, IDXD_WQ_BAR); - start = start + wq->id * IDXD_PORTAL_SIZE; + start += idxd_get_wq_portal_full_offset(wq->id, IDXD_PORTAL_LIMITED); wq->dportal = devm_ioremap(dev, start, IDXD_PORTAL_SIZE); if (!wq->dportal) @@ -295,7 +295,7 @@ void idxd_wq_disable_cleanup(struct idxd_wq *wq) int i, wq_offset; lockdep_assert_held(&idxd->dev_lock); - memset(&wq->wqcfg, 0, sizeof(wq->wqcfg)); + memset(wq->wqcfg, 0, idxd->wqcfg_size); wq->type = IDXD_WQT_NONE; wq->size = 0; wq->group = NULL; @@ -304,8 +304,8 @@ void idxd_wq_disable_cleanup(struct idxd_wq *wq) clear_bit(WQ_FLAG_DEDICATED, &wq->flags); memset(wq->name, 0, WQ_NAME_SIZE); - for (i = 0; i < 8; i++) { - wq_offset = idxd->wqcfg_offset + wq->id * 32 + i * sizeof(u32); + for (i = 0; i < WQCFG_STRIDES(idxd); i++) { + wq_offset = WQCFG_OFFSET(idxd, wq->id, i); iowrite32(0, idxd->reg_base + wq_offset); dev_dbg(dev, "WQ[%d][%d][%#x]: %#x\n", wq->id, i, wq_offset, @@ -539,10 +539,10 @@ static int idxd_wq_config_write(struct idxd_wq *wq) if (!wq->group) return 0; - memset(&wq->wqcfg, 0, sizeof(union wqcfg)); + memset(wq->wqcfg, 0, idxd->wqcfg_size); /* byte 0-3 */ - wq->wqcfg.wq_size = wq->size; + wq->wqcfg->wq_size = wq->size; if (wq->size == 0) { dev_warn(dev, "Incorrect work queue size: 0\n"); @@ -550,22 +550,21 @@ static int idxd_wq_config_write(struct idxd_wq *wq) } /* bytes 4-7 */ - wq->wqcfg.wq_thresh = wq->threshold; + wq->wqcfg->wq_thresh = wq->threshold; /* byte 8-11 */ - wq->wqcfg.priv = !!(wq->type == IDXD_WQT_KERNEL); - wq->wqcfg.mode = 1; - - wq->wqcfg.priority = wq->priority; + wq->wqcfg->priv = !!(wq->type == IDXD_WQT_KERNEL); + wq->wqcfg->mode = 1; + wq->wqcfg->priority = wq->priority; /* bytes 12-15 */ - wq->wqcfg.max_xfer_shift = ilog2(wq->max_xfer_bytes); - wq->wqcfg.max_batch_shift = ilog2(wq->max_batch_size); + wq->wqcfg->max_xfer_shift = ilog2(wq->max_xfer_bytes); + wq->wqcfg->max_batch_shift = ilog2(wq->max_batch_size); dev_dbg(dev, "WQ %d CFGs\n", wq->id); - for (i = 0; i < 8; i++) { - wq_offset = idxd->wqcfg_offset + wq->id * 32 + i * sizeof(u32); - iowrite32(wq->wqcfg.bits[i], idxd->reg_base + wq_offset); + for (i = 0; i < WQCFG_STRIDES(idxd); i++) { + wq_offset = WQCFG_OFFSET(idxd, wq->id, i); + iowrite32(wq->wqcfg->bits[i], idxd->reg_base + wq_offset); dev_dbg(dev, "WQ[%d][%d][%#x]: %#x\n", wq->id, i, wq_offset, ioread32(idxd->reg_base + wq_offset)); diff --git a/drivers/dma/idxd/idxd.h b/drivers/dma/idxd/idxd.h index c64df197e724..d48f193daacc 100644 --- a/drivers/dma/idxd/idxd.h +++ b/drivers/dma/idxd/idxd.h @@ -103,7 +103,7 @@ struct idxd_wq { u32 priority; enum idxd_wq_state state; unsigned long flags; - union wqcfg wqcfg; + union wqcfg *wqcfg; u32 vec_ptr; /* interrupt steering */ struct dsa_hw_desc **hw_descs; int num_descs; @@ -183,6 +183,7 @@ struct idxd_device { int max_wq_size; int token_limit; int nr_tokens; /* non-reserved tokens */ + unsigned int wqcfg_size; union sw_err_reg sw_err; wait_queue_head_t cmd_waitq; diff --git a/drivers/dma/idxd/init.c b/drivers/dma/idxd/init.c index 11e5ce168177..0a4432b063b5 100644 --- a/drivers/dma/idxd/init.c +++ b/drivers/dma/idxd/init.c @@ -178,6 +178,9 @@ static int idxd_setup_internals(struct idxd_device *idxd) wq->idxd_cdev.minor = -1; wq->max_xfer_bytes = idxd->max_xfer_bytes; wq->max_batch_size = idxd->max_batch_size; + wq->wqcfg = devm_kzalloc(dev, idxd->wqcfg_size, GFP_KERNEL); + if (!wq->wqcfg) + return -ENOMEM; } for (i = 0; i < idxd->max_engines; i++) { @@ -251,6 +254,8 @@ static void idxd_read_caps(struct idxd_device *idxd) dev_dbg(dev, "total workqueue size: %u\n", idxd->max_wq_size); idxd->max_wqs = idxd->hw.wq_cap.num_wqs; dev_dbg(dev, "max workqueues: %u\n", idxd->max_wqs); + idxd->wqcfg_size = 1 << (idxd->hw.wq_cap.wqcfg_size + IDXD_WQCFG_MIN); + dev_dbg(dev, "wqcfg size: %u\n", idxd->wqcfg_size); /* reading operation capabilities */ for (i = 0; i < 4; i++) { diff --git a/drivers/dma/idxd/registers.h b/drivers/dma/idxd/registers.h index a39e7ae6b3d9..54390334c243 100644 --- a/drivers/dma/idxd/registers.h +++ b/drivers/dma/idxd/registers.h @@ -8,7 +8,7 @@ #define IDXD_MMIO_BAR 0 #define IDXD_WQ_BAR 2 -#define IDXD_PORTAL_SIZE 0x4000 +#define IDXD_PORTAL_SIZE PAGE_SIZE /* MMIO Device BAR0 Registers */ #define IDXD_VER_OFFSET 0x00 @@ -43,7 +43,8 @@ union wq_cap_reg { struct { u64 total_wq_size:16; u64 num_wqs:8; - u64 rsvd:24; + u64 wqcfg_size:4; + u64 rsvd:20; u64 shared_mode:1; u64 dedicated_mode:1; u64 rsvd2:1; @@ -55,6 +56,7 @@ union wq_cap_reg { u64 bits; } __packed; #define IDXD_WQCAP_OFFSET 0x20 +#define IDXD_WQCFG_MIN 5 union group_cap_reg { struct { @@ -333,4 +335,23 @@ union wqcfg { }; u32 bits[8]; } __packed; + +/* + * This macro calculates the offset into the WQCFG register + * idxd - struct idxd * + * n - wq id + * ofs - the index of the 32b dword for the config register + * + * The WQCFG register block is divided into groups per each wq. The n index + * allows us to move to the register group that's for that particular wq. + * Each register is 32bits. The ofs gives us the number of register to access. + */ +#define WQCFG_OFFSET(_idxd_dev, n, ofs) \ +({\ + typeof(_idxd_dev) __idxd_dev = (_idxd_dev); \ + (__idxd_dev)->wqcfg_offset + (n) * (__idxd_dev)->wqcfg_size + sizeof(u32) * (ofs); \ +}) + +#define WQCFG_STRIDES(_idxd_dev) ((_idxd_dev)->wqcfg_size / sizeof(u32)) + #endif diff --git a/drivers/dma/idxd/submit.c b/drivers/dma/idxd/submit.c index 156a1ee233aa..417048e3c42a 100644 --- a/drivers/dma/idxd/submit.c +++ b/drivers/dma/idxd/submit.c @@ -74,7 +74,7 @@ int idxd_submit_desc(struct idxd_wq *wq, struct idxd_desc *desc) if (idxd->state != IDXD_DEV_ENABLED) return -EIO; - portal = wq->dportal + idxd_get_wq_portal_offset(IDXD_PORTAL_UNLIMITED); + portal = wq->dportal; /* * The wmb() flushes writes to coherent DMA data before possibly * triggering a DMA read. The wmb() is necessary even on UP because diff --git a/drivers/dma/ioat/dca.c b/drivers/dma/ioat/dca.c index 0be385587c4c..289c59ed74b9 100644 --- a/drivers/dma/ioat/dca.c +++ b/drivers/dma/ioat/dca.c @@ -40,16 +40,6 @@ #define DCA2_TAG_MAP_BYTE3 0x82 #define DCA2_TAG_MAP_BYTE4 0x82 -/* verify if tag map matches expected values */ -static inline int dca2_tag_map_valid(u8 *tag_map) -{ - return ((tag_map[0] == DCA2_TAG_MAP_BYTE0) && - (tag_map[1] == DCA2_TAG_MAP_BYTE1) && - (tag_map[2] == DCA2_TAG_MAP_BYTE2) && - (tag_map[3] == DCA2_TAG_MAP_BYTE3) && - (tag_map[4] == DCA2_TAG_MAP_BYTE4)); -} - /* * "Legacy" DCA systems do not implement the DCA register set in the * I/OAT device. Software needs direct support for their tag mappings. diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c index e9f0101d92fa..0f5c19370f6d 100644 --- a/drivers/dma/pl330.c +++ b/drivers/dma/pl330.c @@ -2799,7 +2799,7 @@ pl330_prep_dma_memcpy(struct dma_chan *chan, dma_addr_t dst, * If burst size is smaller than bus width then make sure we only * transfer one at a time to avoid a burst stradling an MFIFO entry. */ - if (desc->rqcfg.brst_size * 8 < pl330->pcfg.data_bus_width) + if (burst * 8 < pl330->pcfg.data_bus_width) desc->rqcfg.brst_len = 1; desc->bytes_requested = len; diff --git a/drivers/dma/ti/k3-udma-private.c b/drivers/dma/ti/k3-udma-private.c index aa24e554f7b4..8563a392f30b 100644 --- a/drivers/dma/ti/k3-udma-private.c +++ b/drivers/dma/ti/k3-udma-private.c @@ -83,7 +83,7 @@ EXPORT_SYMBOL(xudma_rflow_is_gp); #define XUDMA_GET_PUT_RESOURCE(res) \ struct udma_##res *xudma_##res##_get(struct udma_dev *ud, int id) \ { \ - return __udma_reserve_##res(ud, false, id); \ + return __udma_reserve_##res(ud, UDMA_TP_NORMAL, id); \ } \ EXPORT_SYMBOL(xudma_##res##_get); \ \ diff --git a/drivers/dma/ti/omap-dma.c b/drivers/dma/ti/omap-dma.c index c9fe5e3a6b55..268a08058714 100644 --- a/drivers/dma/ti/omap-dma.c +++ b/drivers/dma/ti/omap-dma.c @@ -1522,29 +1522,38 @@ static void omap_dma_free(struct omap_dmadev *od) } } +/* Currently used by omap2 & 3 to block deeper SoC idle states */ +static bool omap_dma_busy(struct omap_dmadev *od) +{ + struct omap_chan *c; + int lch = -1; + + while (1) { + lch = find_next_bit(od->lch_bitmap, od->lch_count, lch + 1); + if (lch >= od->lch_count) + break; + c = od->lch_map[lch]; + if (!c) + continue; + if (omap_dma_chan_read(c, CCR) & CCR_ENABLE) + return true; + } + + return false; +} + /* Currently only used for omap2. For omap1, also a check for lcd_dma is needed */ static int omap_dma_busy_notifier(struct notifier_block *nb, unsigned long cmd, void *v) { struct omap_dmadev *od; - struct omap_chan *c; - int lch = -1; od = container_of(nb, struct omap_dmadev, nb); switch (cmd) { case CPU_CLUSTER_PM_ENTER: - while (1) { - lch = find_next_bit(od->lch_bitmap, od->lch_count, - lch + 1); - if (lch >= od->lch_count) - break; - c = od->lch_map[lch]; - if (!c) - continue; - if (omap_dma_chan_read(c, CCR) & CCR_ENABLE) - return NOTIFY_BAD; - } + if (omap_dma_busy(od)) + return NOTIFY_BAD; break; case CPU_CLUSTER_PM_ENTER_FAILED: case CPU_CLUSTER_PM_EXIT: @@ -1595,6 +1604,8 @@ static int omap_dma_context_notifier(struct notifier_block *nb, switch (cmd) { case CPU_CLUSTER_PM_ENTER: + if (omap_dma_busy(od)) + return NOTIFY_BAD; omap_dma_context_save(od); break; case CPU_CLUSTER_PM_ENTER_FAILED: diff --git a/drivers/dma/xilinx/xilinx_dma.c b/drivers/dma/xilinx/xilinx_dma.c index ecff35402860..22faea653ea8 100644 --- a/drivers/dma/xilinx/xilinx_dma.c +++ b/drivers/dma/xilinx/xilinx_dma.c @@ -517,8 +517,8 @@ struct xilinx_dma_device { #define to_dma_tx_descriptor(tx) \ container_of(tx, struct xilinx_dma_tx_descriptor, async_tx) #define xilinx_dma_poll_timeout(chan, reg, val, cond, delay_us, timeout_us) \ - readl_poll_timeout(chan->xdev->regs + chan->ctrl_offset + reg, val, \ - cond, delay_us, timeout_us) + readl_poll_timeout_atomic(chan->xdev->regs + chan->ctrl_offset + reg, \ + val, cond, delay_us, timeout_us) /* IO accessors */ static inline u32 dma_read(struct xilinx_dma_chan *chan, u32 reg) @@ -948,8 +948,10 @@ static u32 xilinx_dma_get_residue(struct xilinx_dma_chan *chan, { struct xilinx_cdma_tx_segment *cdma_seg; struct xilinx_axidma_tx_segment *axidma_seg; + struct xilinx_aximcdma_tx_segment *aximcdma_seg; struct xilinx_cdma_desc_hw *cdma_hw; struct xilinx_axidma_desc_hw *axidma_hw; + struct xilinx_aximcdma_desc_hw *aximcdma_hw; struct list_head *entry; u32 residue = 0; @@ -961,13 +963,23 @@ static u32 xilinx_dma_get_residue(struct xilinx_dma_chan *chan, cdma_hw = &cdma_seg->hw; residue += (cdma_hw->control - cdma_hw->status) & chan->xdev->max_buffer_len; - } else { + } else if (chan->xdev->dma_config->dmatype == + XDMA_TYPE_AXIDMA) { axidma_seg = list_entry(entry, struct xilinx_axidma_tx_segment, node); axidma_hw = &axidma_seg->hw; residue += (axidma_hw->control - axidma_hw->status) & chan->xdev->max_buffer_len; + } else { + aximcdma_seg = + list_entry(entry, + struct xilinx_aximcdma_tx_segment, + node); + aximcdma_hw = &aximcdma_seg->hw; + residue += + (aximcdma_hw->control - aximcdma_hw->status) & + chan->xdev->max_buffer_len; } } @@ -1135,7 +1147,7 @@ static int xilinx_dma_alloc_chan_resources(struct dma_chan *dchan) upper_32_bits(chan->seg_p + sizeof(*chan->seg_mv) * ((i + 1) % XILINX_DMA_NUM_DESCS)); chan->seg_mv[i].phys = chan->seg_p + - sizeof(*chan->seg_v) * i; + sizeof(*chan->seg_mv) * i; list_add_tail(&chan->seg_mv[i].node, &chan->free_seg_list); } @@ -1560,7 +1572,7 @@ static void xilinx_dma_start_transfer(struct xilinx_dma_chan *chan) static void xilinx_mcdma_start_transfer(struct xilinx_dma_chan *chan) { struct xilinx_dma_tx_descriptor *head_desc, *tail_desc; - struct xilinx_axidma_tx_segment *tail_segment; + struct xilinx_aximcdma_tx_segment *tail_segment; u32 reg; /* @@ -1582,7 +1594,7 @@ static void xilinx_mcdma_start_transfer(struct xilinx_dma_chan *chan) tail_desc = list_last_entry(&chan->pending_list, struct xilinx_dma_tx_descriptor, node); tail_segment = list_last_entry(&tail_desc->segments, - struct xilinx_axidma_tx_segment, node); + struct xilinx_aximcdma_tx_segment, node); reg = dma_ctrl_read(chan, XILINX_MCDMA_CHAN_CR_OFFSET(chan->tdest)); @@ -1864,6 +1876,7 @@ static void append_desc_queue(struct xilinx_dma_chan *chan, struct xilinx_vdma_tx_segment *tail_segment; struct xilinx_dma_tx_descriptor *tail_desc; struct xilinx_axidma_tx_segment *axidma_tail_segment; + struct xilinx_aximcdma_tx_segment *aximcdma_tail_segment; struct xilinx_cdma_tx_segment *cdma_tail_segment; if (list_empty(&chan->pending_list)) @@ -1885,11 +1898,17 @@ static void append_desc_queue(struct xilinx_dma_chan *chan, struct xilinx_cdma_tx_segment, node); cdma_tail_segment->hw.next_desc = (u32)desc->async_tx.phys; - } else { + } else if (chan->xdev->dma_config->dmatype == XDMA_TYPE_AXIDMA) { axidma_tail_segment = list_last_entry(&tail_desc->segments, struct xilinx_axidma_tx_segment, node); axidma_tail_segment->hw.next_desc = (u32)desc->async_tx.phys; + } else { + aximcdma_tail_segment = + list_last_entry(&tail_desc->segments, + struct xilinx_aximcdma_tx_segment, + node); + aximcdma_tail_segment->hw.next_desc = (u32)desc->async_tx.phys; } /* @@ -2836,10 +2855,11 @@ static int xilinx_dma_chan_probe(struct xilinx_dma_device *xdev, chan->stop_transfer = xilinx_dma_stop_transfer; } - /* check if SG is enabled (only for AXIDMA and CDMA) */ + /* check if SG is enabled (only for AXIDMA, AXIMCDMA, and CDMA) */ if (xdev->dma_config->dmatype != XDMA_TYPE_VDMA) { - if (dma_ctrl_read(chan, XILINX_DMA_REG_DMASR) & - XILINX_DMA_DMASR_SG_MASK) + if (xdev->dma_config->dmatype == XDMA_TYPE_AXIMCDMA || + dma_ctrl_read(chan, XILINX_DMA_REG_DMASR) & + XILINX_DMA_DMASR_SG_MASK) chan->has_sg = true; dev_dbg(chan->dev, "ch %d: SG %s\n", chan->id, chan->has_sg ? "enabled" : "disabled"); diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c index 8d1ff2454e2e..efb8a66efc68 100644 --- a/drivers/firmware/xilinx/zynqmp.c +++ b/drivers/firmware/xilinx/zynqmp.c @@ -147,6 +147,9 @@ static int zynqmp_pm_feature(u32 api_id) return 0; /* Return value if feature is already checked */ + if (api_id > ARRAY_SIZE(zynqmp_pm_features)) + return PM_FEATURE_INVALID; + if (zynqmp_pm_features[api_id] != PM_FEATURE_UNCHECKED) return zynqmp_pm_features[api_id]; diff --git a/drivers/gpio/gpio-aspeed.c b/drivers/gpio/gpio-aspeed.c index e44d5de2a120..b966f5e28ebf 100644 --- a/drivers/gpio/gpio-aspeed.c +++ b/drivers/gpio/gpio-aspeed.c @@ -1114,6 +1114,7 @@ static const struct aspeed_gpio_config ast2500_config = static const struct aspeed_bank_props ast2600_bank_props[] = { /* input output */ + {4, 0xffffffff, 0x00ffffff}, /* Q/R/S/T */ {5, 0xffffffff, 0xffffff00}, /* U/V/W/X */ {6, 0x0000ffff, 0x0000ffff}, /* Y/Z */ { }, diff --git a/drivers/gpio/gpio-dwapb.c b/drivers/gpio/gpio-dwapb.c index a5b326754124..2a9046c0fb16 100644 --- a/drivers/gpio/gpio-dwapb.c +++ b/drivers/gpio/gpio-dwapb.c @@ -343,8 +343,8 @@ static int dwapb_irq_set_type(struct irq_data *d, u32 type) #ifdef CONFIG_PM_SLEEP static int dwapb_irq_set_wake(struct irq_data *d, unsigned int enable) { - struct irq_chip_generic *igc = irq_data_get_irq_chip_data(d); - struct dwapb_gpio *gpio = igc->private; + struct gpio_chip *gc = irq_data_get_irq_chip_data(d); + struct dwapb_gpio *gpio = to_dwapb_gpio(gc); struct dwapb_context *ctx = gpio->ports[0].ctx; irq_hw_number_t bit = irqd_to_hwirq(d); diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c index 6d59e3a43761..f7ceb2b11afc 100644 --- a/drivers/gpio/gpio-omap.c +++ b/drivers/gpio/gpio-omap.c @@ -1114,13 +1114,23 @@ static void omap_gpio_idle(struct gpio_bank *bank, bool may_lose_context) { struct device *dev = bank->chip.parent; void __iomem *base = bank->base; - u32 nowake; + u32 mask, nowake; bank->saved_datain = readl_relaxed(base + bank->regs->datain); if (!bank->enabled_non_wakeup_gpios) goto update_gpio_context_count; + /* Check for pending EDGE_FALLING, ignore EDGE_BOTH */ + mask = bank->enabled_non_wakeup_gpios & bank->context.fallingdetect; + mask &= ~bank->context.risingdetect; + bank->saved_datain |= mask; + + /* Check for pending EDGE_RISING, ignore EDGE_BOTH */ + mask = bank->enabled_non_wakeup_gpios & bank->context.risingdetect; + mask &= ~bank->context.fallingdetect; + bank->saved_datain &= ~mask; + if (!may_lose_context) goto update_gpio_context_count; diff --git a/drivers/gpio/gpio-pcie-idio-24.c b/drivers/gpio/gpio-pcie-idio-24.c index a68941d19ac6..2a07fd96707e 100644 --- a/drivers/gpio/gpio-pcie-idio-24.c +++ b/drivers/gpio/gpio-pcie-idio-24.c @@ -28,6 +28,47 @@ #include <linux/spinlock.h> #include <linux/types.h> +/* + * PLX PEX8311 PCI LCS_INTCSR Interrupt Control/Status + * + * Bit: Description + * 0: Enable Interrupt Sources (Bit 0) + * 1: Enable Interrupt Sources (Bit 1) + * 2: Generate Internal PCI Bus Internal SERR# Interrupt + * 3: Mailbox Interrupt Enable + * 4: Power Management Interrupt Enable + * 5: Power Management Interrupt + * 6: Slave Read Local Data Parity Check Error Enable + * 7: Slave Read Local Data Parity Check Error Status + * 8: Internal PCI Wire Interrupt Enable + * 9: PCI Express Doorbell Interrupt Enable + * 10: PCI Abort Interrupt Enable + * 11: Local Interrupt Input Enable + * 12: Retry Abort Enable + * 13: PCI Express Doorbell Interrupt Active + * 14: PCI Abort Interrupt Active + * 15: Local Interrupt Input Active + * 16: Local Interrupt Output Enable + * 17: Local Doorbell Interrupt Enable + * 18: DMA Channel 0 Interrupt Enable + * 19: DMA Channel 1 Interrupt Enable + * 20: Local Doorbell Interrupt Active + * 21: DMA Channel 0 Interrupt Active + * 22: DMA Channel 1 Interrupt Active + * 23: Built-In Self-Test (BIST) Interrupt Active + * 24: Direct Master was the Bus Master during a Master or Target Abort + * 25: DMA Channel 0 was the Bus Master during a Master or Target Abort + * 26: DMA Channel 1 was the Bus Master during a Master or Target Abort + * 27: Target Abort after internal 256 consecutive Master Retrys + * 28: PCI Bus wrote data to LCS_MBOX0 + * 29: PCI Bus wrote data to LCS_MBOX1 + * 30: PCI Bus wrote data to LCS_MBOX2 + * 31: PCI Bus wrote data to LCS_MBOX3 + */ +#define PLX_PEX8311_PCI_LCS_INTCSR 0x68 +#define INTCSR_INTERNAL_PCI_WIRE BIT(8) +#define INTCSR_LOCAL_INPUT BIT(11) + /** * struct idio_24_gpio_reg - GPIO device registers structure * @out0_7: Read: FET Outputs 0-7 @@ -92,6 +133,7 @@ struct idio_24_gpio_reg { struct idio_24_gpio { struct gpio_chip chip; raw_spinlock_t lock; + __u8 __iomem *plx; struct idio_24_gpio_reg __iomem *reg; unsigned long irq_mask; }; @@ -334,13 +376,13 @@ static void idio_24_irq_mask(struct irq_data *data) unsigned long flags; const unsigned long bit_offset = irqd_to_hwirq(data) - 24; unsigned char new_irq_mask; - const unsigned long bank_offset = bit_offset/8 * 8; + const unsigned long bank_offset = bit_offset / 8; unsigned char cos_enable_state; raw_spin_lock_irqsave(&idio24gpio->lock, flags); - idio24gpio->irq_mask &= BIT(bit_offset); - new_irq_mask = idio24gpio->irq_mask >> bank_offset; + idio24gpio->irq_mask &= ~BIT(bit_offset); + new_irq_mask = idio24gpio->irq_mask >> bank_offset * 8; if (!new_irq_mask) { cos_enable_state = ioread8(&idio24gpio->reg->cos_enable); @@ -363,12 +405,12 @@ static void idio_24_irq_unmask(struct irq_data *data) unsigned long flags; unsigned char prev_irq_mask; const unsigned long bit_offset = irqd_to_hwirq(data) - 24; - const unsigned long bank_offset = bit_offset/8 * 8; + const unsigned long bank_offset = bit_offset / 8; unsigned char cos_enable_state; raw_spin_lock_irqsave(&idio24gpio->lock, flags); - prev_irq_mask = idio24gpio->irq_mask >> bank_offset; + prev_irq_mask = idio24gpio->irq_mask >> bank_offset * 8; idio24gpio->irq_mask |= BIT(bit_offset); if (!prev_irq_mask) { @@ -455,6 +497,7 @@ static int idio_24_probe(struct pci_dev *pdev, const struct pci_device_id *id) struct device *const dev = &pdev->dev; struct idio_24_gpio *idio24gpio; int err; + const size_t pci_plx_bar_index = 1; const size_t pci_bar_index = 2; const char *const name = pci_name(pdev); struct gpio_irq_chip *girq; @@ -469,12 +512,13 @@ static int idio_24_probe(struct pci_dev *pdev, const struct pci_device_id *id) return err; } - err = pcim_iomap_regions(pdev, BIT(pci_bar_index), name); + err = pcim_iomap_regions(pdev, BIT(pci_plx_bar_index) | BIT(pci_bar_index), name); if (err) { dev_err(dev, "Unable to map PCI I/O addresses (%d)\n", err); return err; } + idio24gpio->plx = pcim_iomap_table(pdev)[pci_plx_bar_index]; idio24gpio->reg = pcim_iomap_table(pdev)[pci_bar_index]; idio24gpio->chip.label = name; @@ -504,6 +548,12 @@ static int idio_24_probe(struct pci_dev *pdev, const struct pci_device_id *id) /* Software board reset */ iowrite8(0, &idio24gpio->reg->soft_reset); + /* + * enable PLX PEX8311 internal PCI wire interrupt and local interrupt + * input + */ + iowrite8((INTCSR_INTERNAL_PCI_WIRE | INTCSR_LOCAL_INPUT) >> 8, + idio24gpio->plx + PLX_PEX8311_PCI_LCS_INTCSR + 1); err = devm_gpiochip_add_data(dev, &idio24gpio->chip, idio24gpio); if (err) { diff --git a/drivers/gpio/gpio-sifive.c b/drivers/gpio/gpio-sifive.c index c54dd08f2cbf..d5eb9ca11901 100644 --- a/drivers/gpio/gpio-sifive.c +++ b/drivers/gpio/gpio-sifive.c @@ -183,7 +183,7 @@ static int sifive_gpio_probe(struct platform_device *pdev) return PTR_ERR(chip->regs); ngpio = of_irq_count(node); - if (ngpio >= SIFIVE_GPIO_MAX) { + if (ngpio > SIFIVE_GPIO_MAX) { dev_err(dev, "Too many GPIO interrupts (max=%d)\n", SIFIVE_GPIO_MAX); return -ENXIO; diff --git a/drivers/gpio/gpiolib-cdev.h b/drivers/gpio/gpiolib-cdev.h index cb41dd757338..b42644cbffb8 100644 --- a/drivers/gpio/gpiolib-cdev.h +++ b/drivers/gpio/gpiolib-cdev.h @@ -7,22 +7,7 @@ struct gpio_device; -#ifdef CONFIG_GPIO_CDEV - int gpiolib_cdev_register(struct gpio_device *gdev, dev_t devt); void gpiolib_cdev_unregister(struct gpio_device *gdev); -#else - -static inline int gpiolib_cdev_register(struct gpio_device *gdev, dev_t devt) -{ - return 0; -} - -static inline void gpiolib_cdev_unregister(struct gpio_device *gdev) -{ -} - -#endif /* CONFIG_GPIO_CDEV */ - #endif /* GPIOLIB_CDEV_H */ diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 3cdf9effc13a..089ddcaa9bc6 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -480,11 +480,23 @@ static void gpiodevice_release(struct device *dev) kfree(gdev); } +#ifdef CONFIG_GPIO_CDEV +#define gcdev_register(gdev, devt) gpiolib_cdev_register((gdev), (devt)) +#define gcdev_unregister(gdev) gpiolib_cdev_unregister((gdev)) +#else +/* + * gpiolib_cdev_register() indirectly calls device_add(), which is still + * required even when cdev is not selected. + */ +#define gcdev_register(gdev, devt) device_add(&(gdev)->dev) +#define gcdev_unregister(gdev) device_del(&(gdev)->dev) +#endif + static int gpiochip_setup_dev(struct gpio_device *gdev) { int ret; - ret = gpiolib_cdev_register(gdev, gpio_devt); + ret = gcdev_register(gdev, gpio_devt); if (ret) return ret; @@ -500,7 +512,7 @@ static int gpiochip_setup_dev(struct gpio_device *gdev) return 0; err_remove_device: - gpiolib_cdev_unregister(gdev); + gcdev_unregister(gdev); return ret; } @@ -825,7 +837,7 @@ void gpiochip_remove(struct gpio_chip *gc) * be removed, else it will be dangling until the last user is * gone. */ - gpiolib_cdev_unregister(gdev); + gcdev_unregister(gdev); put_device(&gdev->dev); } EXPORT_SYMBOL_GPL(gpiochip_remove); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 42d9748921f5..8e988f07f085 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -1055,10 +1055,10 @@ static const struct pci_device_id pciidlist[] = { {0x1002, 0x15dd, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RAVEN|AMD_IS_APU}, {0x1002, 0x15d8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RAVEN|AMD_IS_APU}, /* Arcturus */ - {0x1002, 0x738C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARCTURUS|AMD_EXP_HW_SUPPORT}, - {0x1002, 0x7388, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARCTURUS|AMD_EXP_HW_SUPPORT}, - {0x1002, 0x738E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARCTURUS|AMD_EXP_HW_SUPPORT}, - {0x1002, 0x7390, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARCTURUS|AMD_EXP_HW_SUPPORT}, + {0x1002, 0x738C, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARCTURUS}, + {0x1002, 0x7388, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARCTURUS}, + {0x1002, 0x738E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARCTURUS}, + {0x1002, 0x7390, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_ARCTURUS}, /* Navi10 */ {0x1002, 0x7310, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10}, {0x1002, 0x7312, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_NAVI10}, diff --git a/drivers/gpu/drm/amd/amdgpu/nv.c b/drivers/gpu/drm/amd/amdgpu/nv.c index d5715c1d177b..8eeba8096493 100644 --- a/drivers/gpu/drm/amd/amdgpu/nv.c +++ b/drivers/gpu/drm/amd/amdgpu/nv.c @@ -492,8 +492,7 @@ int nv_set_ip_blocks(struct amdgpu_device *adev) if (adev->enable_virtual_display || amdgpu_sriov_vf(adev)) amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block); #if defined(CONFIG_DRM_AMD_DC) - else if (amdgpu_device_has_dc_support(adev) && - !nv_is_headless_sku(adev->pdev)) + else if (amdgpu_device_has_dc_support(adev)) amdgpu_device_ip_block_add(adev, &dm_ip_block); #endif amdgpu_device_ip_block_add(adev, &gfx_v10_0_ip_block); diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v12_0.c b/drivers/gpu/drm/amd/amdgpu/psp_v12_0.c index dff5c15b4858..c4828bd3264b 100644 --- a/drivers/gpu/drm/amd/amdgpu/psp_v12_0.c +++ b/drivers/gpu/drm/amd/amdgpu/psp_v12_0.c @@ -40,6 +40,7 @@ MODULE_FIRMWARE("amdgpu/renoir_asd.bin"); MODULE_FIRMWARE("amdgpu/renoir_ta.bin"); MODULE_FIRMWARE("amdgpu/green_sardine_asd.bin"); +MODULE_FIRMWARE("amdgpu/green_sardine_ta.bin"); /* address block */ #define smnMP1_FIRMWARE_FLAGS 0x3010024 diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index e93e18c06c0e..0e7118000919 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -7506,7 +7506,6 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) bool mode_set_reset_required = false; drm_atomic_helper_update_legacy_modeset_state(dev, state); - drm_atomic_helper_calc_timestamping_constants(state); dm_state = dm_atomic_get_new_state(state); if (dm_state && dm_state->context) { @@ -7533,6 +7532,8 @@ static void amdgpu_dm_atomic_commit_tail(struct drm_atomic_state *state) } } + drm_atomic_helper_calc_timestamping_constants(state); + /* update changed items */ for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { struct amdgpu_crtc *acrtc = to_amdgpu_crtc(crtc); diff --git a/drivers/gpu/drm/amd/display/dc/irq/dcn20/irq_service_dcn20.c b/drivers/gpu/drm/amd/display/dc/irq/dcn20/irq_service_dcn20.c index 2a1fea501f8c..3f1e7a196a23 100644 --- a/drivers/gpu/drm/amd/display/dc/irq/dcn20/irq_service_dcn20.c +++ b/drivers/gpu/drm/amd/display/dc/irq/dcn20/irq_service_dcn20.c @@ -299,8 +299,8 @@ irq_source_info_dcn20[DAL_IRQ_SOURCES_NUMBER] = { pflip_int_entry(1), pflip_int_entry(2), pflip_int_entry(3), - [DC_IRQ_SOURCE_PFLIP5] = dummy_irq_entry(), - [DC_IRQ_SOURCE_PFLIP6] = dummy_irq_entry(), + pflip_int_entry(4), + pflip_int_entry(5), [DC_IRQ_SOURCE_PFLIP_UNDERLAY0] = dummy_irq_entry(), gpio_pad_int_entry(0), gpio_pad_int_entry(1), diff --git a/drivers/gpu/drm/amd/display/dc/irq/dcn30/irq_service_dcn30.c b/drivers/gpu/drm/amd/display/dc/irq/dcn30/irq_service_dcn30.c index 49689f71f4f1..0effbb2bd74a 100644 --- a/drivers/gpu/drm/amd/display/dc/irq/dcn30/irq_service_dcn30.c +++ b/drivers/gpu/drm/amd/display/dc/irq/dcn30/irq_service_dcn30.c @@ -306,8 +306,8 @@ irq_source_info_dcn30[DAL_IRQ_SOURCES_NUMBER] = { pflip_int_entry(1), pflip_int_entry(2), pflip_int_entry(3), - [DC_IRQ_SOURCE_PFLIP5] = dummy_irq_entry(), - [DC_IRQ_SOURCE_PFLIP6] = dummy_irq_entry(), + pflip_int_entry(4), + pflip_int_entry(5), [DC_IRQ_SOURCE_PFLIP_UNDERLAY0] = dummy_irq_entry(), gpio_pad_int_entry(0), gpio_pad_int_entry(1), diff --git a/drivers/gpu/drm/bridge/cadence/Kconfig b/drivers/gpu/drm/bridge/cadence/Kconfig index 511d67b16d14..ef8c230e0f62 100644 --- a/drivers/gpu/drm/bridge/cadence/Kconfig +++ b/drivers/gpu/drm/bridge/cadence/Kconfig @@ -13,7 +13,7 @@ config DRM_CDNS_MHDP8546 if DRM_CDNS_MHDP8546 config DRM_CDNS_MHDP8546_J721E - depends on ARCH_K3_J721E_SOC || COMPILE_TEST + depends on ARCH_K3 || COMPILE_TEST bool "J721E Cadence DPI/DP wrapper support" default y help diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c index 748df1cacd2b..0c79a9ba48bb 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c +++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c @@ -2327,12 +2327,6 @@ static enum drm_connector_status dw_hdmi_detect(struct dw_hdmi *hdmi) { enum drm_connector_status result; - mutex_lock(&hdmi->mutex); - hdmi->force = DRM_FORCE_UNSPECIFIED; - dw_hdmi_update_power(hdmi); - dw_hdmi_update_phy_mask(hdmi); - mutex_unlock(&hdmi->mutex); - result = hdmi->phy.ops->read_hpd(hdmi, hdmi->phy.data); mutex_lock(&hdmi->mutex); diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c index 50cad0e4a92e..375c79e23ca5 100644 --- a/drivers/gpu/drm/drm_gem_vram_helper.c +++ b/drivers/gpu/drm/drm_gem_vram_helper.c @@ -140,7 +140,7 @@ static void drm_gem_vram_placement(struct drm_gem_vram_object *gbo, unsigned int c = 0; if (pl_flag & DRM_GEM_VRAM_PL_FLAG_TOPDOWN) - pl_flag = TTM_PL_FLAG_TOPDOWN; + invariant_flags = TTM_PL_FLAG_TOPDOWN; gbo->placement.placement = gbo->placements; gbo->placement.busy_placement = gbo->placements; diff --git a/drivers/gpu/drm/gma500/psb_irq.c b/drivers/gpu/drm/gma500/psb_irq.c index 15eb3770d817..361e3a0c5ab6 100644 --- a/drivers/gpu/drm/gma500/psb_irq.c +++ b/drivers/gpu/drm/gma500/psb_irq.c @@ -347,6 +347,7 @@ int psb_irq_postinstall(struct drm_device *dev) { struct drm_psb_private *dev_priv = dev->dev_private; unsigned long irqflags; + unsigned int i; spin_lock_irqsave(&dev_priv->irqmask_lock, irqflags); @@ -359,20 +360,12 @@ int psb_irq_postinstall(struct drm_device *dev) PSB_WVDC32(dev_priv->vdc_irq_mask, PSB_INT_ENABLE_R); PSB_WVDC32(0xFFFFFFFF, PSB_HWSTAM); - if (dev->vblank[0].enabled) - psb_enable_pipestat(dev_priv, 0, PIPE_VBLANK_INTERRUPT_ENABLE); - else - psb_disable_pipestat(dev_priv, 0, PIPE_VBLANK_INTERRUPT_ENABLE); - - if (dev->vblank[1].enabled) - psb_enable_pipestat(dev_priv, 1, PIPE_VBLANK_INTERRUPT_ENABLE); - else - psb_disable_pipestat(dev_priv, 1, PIPE_VBLANK_INTERRUPT_ENABLE); - - if (dev->vblank[2].enabled) - psb_enable_pipestat(dev_priv, 2, PIPE_VBLANK_INTERRUPT_ENABLE); - else - psb_disable_pipestat(dev_priv, 2, PIPE_VBLANK_INTERRUPT_ENABLE); + for (i = 0; i < dev->num_crtcs; ++i) { + if (dev->vblank[i].enabled) + psb_enable_pipestat(dev_priv, i, PIPE_VBLANK_INTERRUPT_ENABLE); + else + psb_disable_pipestat(dev_priv, i, PIPE_VBLANK_INTERRUPT_ENABLE); + } if (dev_priv->ops->hotplug_enable) dev_priv->ops->hotplug_enable(dev, true); @@ -385,6 +378,7 @@ void psb_irq_uninstall(struct drm_device *dev) { struct drm_psb_private *dev_priv = dev->dev_private; unsigned long irqflags; + unsigned int i; spin_lock_irqsave(&dev_priv->irqmask_lock, irqflags); @@ -393,14 +387,10 @@ void psb_irq_uninstall(struct drm_device *dev) PSB_WVDC32(0xFFFFFFFF, PSB_HWSTAM); - if (dev->vblank[0].enabled) - psb_disable_pipestat(dev_priv, 0, PIPE_VBLANK_INTERRUPT_ENABLE); - - if (dev->vblank[1].enabled) - psb_disable_pipestat(dev_priv, 1, PIPE_VBLANK_INTERRUPT_ENABLE); - - if (dev->vblank[2].enabled) - psb_disable_pipestat(dev_priv, 2, PIPE_VBLANK_INTERRUPT_ENABLE); + for (i = 0; i < dev->num_crtcs; ++i) { + if (dev->vblank[i].enabled) + psb_disable_pipestat(dev_priv, i, PIPE_VBLANK_INTERRUPT_ENABLE); + } dev_priv->vdc_irq_mask &= _PSB_IRQ_SGX_FLAG | _PSB_IRQ_MSVDX_FLAG | diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 31337d2a2cde..99e682563d47 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -12878,10 +12878,11 @@ compute_sink_pipe_bpp(const struct drm_connector_state *conn_state, case 10 ... 11: bpp = 10 * 3; break; - case 12: + case 12 ... 16: bpp = 12 * 3; break; default: + MISSING_CASE(conn_state->max_bpc); return -EINVAL; } diff --git a/drivers/gpu/drm/i915/gem/i915_gem_object_types.h b/drivers/gpu/drm/i915/gem/i915_gem_object_types.h index b5c15557cc87..d6711caa7f39 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_object_types.h +++ b/drivers/gpu/drm/i915/gem/i915_gem_object_types.h @@ -56,6 +56,8 @@ struct drm_i915_gem_object_ops { void (*truncate)(struct drm_i915_gem_object *obj); void (*writeback)(struct drm_i915_gem_object *obj); + int (*pread)(struct drm_i915_gem_object *obj, + const struct drm_i915_gem_pread *arg); int (*pwrite)(struct drm_i915_gem_object *obj, const struct drm_i915_gem_pwrite *arg); diff --git a/drivers/gpu/drm/i915/gem/i915_gem_phys.c b/drivers/gpu/drm/i915/gem/i915_gem_phys.c index 28147aab47b9..3a4dfe2ef1da 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_phys.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_phys.c @@ -134,6 +134,58 @@ i915_gem_object_put_pages_phys(struct drm_i915_gem_object *obj, vaddr, dma); } +static int +phys_pwrite(struct drm_i915_gem_object *obj, + const struct drm_i915_gem_pwrite *args) +{ + void *vaddr = sg_page(obj->mm.pages->sgl) + args->offset; + char __user *user_data = u64_to_user_ptr(args->data_ptr); + int err; + + err = i915_gem_object_wait(obj, + I915_WAIT_INTERRUPTIBLE | + I915_WAIT_ALL, + MAX_SCHEDULE_TIMEOUT); + if (err) + return err; + + /* + * We manually control the domain here and pretend that it + * remains coherent i.e. in the GTT domain, like shmem_pwrite. + */ + i915_gem_object_invalidate_frontbuffer(obj, ORIGIN_CPU); + + if (copy_from_user(vaddr, user_data, args->size)) + return -EFAULT; + + drm_clflush_virt_range(vaddr, args->size); + intel_gt_chipset_flush(&to_i915(obj->base.dev)->gt); + + i915_gem_object_flush_frontbuffer(obj, ORIGIN_CPU); + return 0; +} + +static int +phys_pread(struct drm_i915_gem_object *obj, + const struct drm_i915_gem_pread *args) +{ + void *vaddr = sg_page(obj->mm.pages->sgl) + args->offset; + char __user *user_data = u64_to_user_ptr(args->data_ptr); + int err; + + err = i915_gem_object_wait(obj, + I915_WAIT_INTERRUPTIBLE, + MAX_SCHEDULE_TIMEOUT); + if (err) + return err; + + drm_clflush_virt_range(vaddr, args->size); + if (copy_to_user(user_data, vaddr, args->size)) + return -EFAULT; + + return 0; +} + static void phys_release(struct drm_i915_gem_object *obj) { fput(obj->base.filp); @@ -144,6 +196,9 @@ static const struct drm_i915_gem_object_ops i915_gem_phys_ops = { .get_pages = i915_gem_object_get_pages_phys, .put_pages = i915_gem_object_put_pages_phys, + .pread = phys_pread, + .pwrite = phys_pwrite, + .release = phys_release, }; diff --git a/drivers/gpu/drm/i915/gt/intel_engine_cs.c b/drivers/gpu/drm/i915/gt/intel_engine_cs.c index 5bfb5f7ed02c..efdeb7b7b2a0 100644 --- a/drivers/gpu/drm/i915/gt/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/gt/intel_engine_cs.c @@ -371,7 +371,8 @@ static void __setup_engine_capabilities(struct intel_engine_cs *engine) * instances. */ if ((INTEL_GEN(i915) >= 11 && - engine->gt->info.vdbox_sfc_access & engine->mask) || + (engine->gt->info.vdbox_sfc_access & + BIT(engine->instance))) || (INTEL_GEN(i915) >= 9 && engine->instance == 0)) engine->uabi_capabilities |= I915_VIDEO_AND_ENHANCE_CLASS_CAPABILITY_SFC; diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c index f82c6dd1de18..9bb16bdf93cf 100644 --- a/drivers/gpu/drm/i915/gt/intel_lrc.c +++ b/drivers/gpu/drm/i915/gt/intel_lrc.c @@ -5457,6 +5457,7 @@ static void virtual_context_destroy(struct kref *kref) __execlists_context_fini(&ve->context); intel_context_fini(&ve->context); + intel_breadcrumbs_free(ve->base.breadcrumbs); intel_engine_free_request_pool(&ve->base); kfree(ve->bonds); diff --git a/drivers/gpu/drm/i915/gt/intel_mocs.c b/drivers/gpu/drm/i915/gt/intel_mocs.c index b8f56e62158e..313e51e7d4f7 100644 --- a/drivers/gpu/drm/i915/gt/intel_mocs.c +++ b/drivers/gpu/drm/i915/gt/intel_mocs.c @@ -243,8 +243,9 @@ static const struct drm_i915_mocs_entry tgl_mocs_table[] = { * only, __init_mocs_table() take care to program unused index with * this entry. */ - MOCS_ENTRY(1, LE_3_WB | LE_TC_1_LLC | LE_LRUM(3), - L3_3_WB), + MOCS_ENTRY(I915_MOCS_PTE, + LE_0_PAGETABLE | LE_TC_0_PAGETABLE, + L3_1_UC), GEN11_MOCS_ENTRIES, /* Implicitly enable L1 - HDC:L1 + L3 + LLC */ diff --git a/drivers/gpu/drm/i915/gt/intel_rc6.c b/drivers/gpu/drm/i915/gt/intel_rc6.c index ab675d35030d..d7b8e4457fc2 100644 --- a/drivers/gpu/drm/i915/gt/intel_rc6.c +++ b/drivers/gpu/drm/i915/gt/intel_rc6.c @@ -56,9 +56,12 @@ static inline void set(struct intel_uncore *uncore, i915_reg_t reg, u32 val) static void gen11_rc6_enable(struct intel_rc6 *rc6) { - struct intel_uncore *uncore = rc6_to_uncore(rc6); + struct intel_gt *gt = rc6_to_gt(rc6); + struct intel_uncore *uncore = gt->uncore; struct intel_engine_cs *engine; enum intel_engine_id id; + u32 pg_enable; + int i; /* 2b: Program RC6 thresholds.*/ set(uncore, GEN6_RC6_WAKE_RATE_LIMIT, 54 << 16 | 85); @@ -102,10 +105,19 @@ static void gen11_rc6_enable(struct intel_rc6 *rc6) GEN6_RC_CTL_RC6_ENABLE | GEN6_RC_CTL_EI_MODE(1); - set(uncore, GEN9_PG_ENABLE, - GEN9_RENDER_PG_ENABLE | - GEN9_MEDIA_PG_ENABLE | - GEN11_MEDIA_SAMPLER_PG_ENABLE); + pg_enable = + GEN9_RENDER_PG_ENABLE | + GEN9_MEDIA_PG_ENABLE | + GEN11_MEDIA_SAMPLER_PG_ENABLE; + + if (INTEL_GEN(gt->i915) >= 12) { + for (i = 0; i < I915_MAX_VCS; i++) + if (HAS_ENGINE(gt, _VCS(i))) + pg_enable |= (VDN_HCP_POWERGATE_ENABLE(i) | + VDN_MFX_POWERGATE_ENABLE(i)); + } + + set(uncore, GEN9_PG_ENABLE, pg_enable); } static void gen9_rc6_enable(struct intel_rc6 *rc6) diff --git a/drivers/gpu/drm/i915/gt/intel_workarounds.c b/drivers/gpu/drm/i915/gt/intel_workarounds.c index 6c580d0d9ea8..4a3bde7c9f21 100644 --- a/drivers/gpu/drm/i915/gt/intel_workarounds.c +++ b/drivers/gpu/drm/i915/gt/intel_workarounds.c @@ -131,8 +131,10 @@ static void _wa_add(struct i915_wa_list *wal, const struct i915_wa *wa) return; } - if (wal->list) + if (wal->list) { memcpy(list, wal->list, sizeof(*wa) * wal->count); + kfree(wal->list); + } wal->list = list; } diff --git a/drivers/gpu/drm/i915/gvt/display.c b/drivers/gpu/drm/i915/gvt/display.c index 7ba16ddfe75f..d7898e87791f 100644 --- a/drivers/gpu/drm/i915/gvt/display.c +++ b/drivers/gpu/drm/i915/gvt/display.c @@ -164,7 +164,7 @@ static unsigned char virtual_dp_monitor_edid[GVT_EDID_NUM][EDID_SIZE] = { /* let the virtual display supports DP1.2 */ static u8 dpcd_fix_data[DPCD_HEADER_SIZE] = { - 0x12, 0x014, 0x04, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 + 0x12, 0x014, 0x84, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; static void emulate_monitor_status_change(struct intel_vgpu *vgpu) diff --git a/drivers/gpu/drm/i915/gvt/kvmgt.c b/drivers/gpu/drm/i915/gvt/kvmgt.c index ad8a9df49f29..778eb8cab610 100644 --- a/drivers/gpu/drm/i915/gvt/kvmgt.c +++ b/drivers/gpu/drm/i915/gvt/kvmgt.c @@ -829,8 +829,10 @@ static int intel_vgpu_open(struct mdev_device *mdev) /* Take a module reference as mdev core doesn't take * a reference for vendor driver. */ - if (!try_module_get(THIS_MODULE)) + if (!try_module_get(THIS_MODULE)) { + ret = -ENODEV; goto undo_group; + } ret = kvmgt_guest_init(mdev); if (ret) diff --git a/drivers/gpu/drm/i915/gvt/vgpu.c b/drivers/gpu/drm/i915/gvt/vgpu.c index f6d7e33c7099..399582aeeefb 100644 --- a/drivers/gpu/drm/i915/gvt/vgpu.c +++ b/drivers/gpu/drm/i915/gvt/vgpu.c @@ -439,7 +439,8 @@ static struct intel_vgpu *__intel_gvt_create_vgpu(struct intel_gvt *gvt, if (IS_BROADWELL(dev_priv)) ret = intel_gvt_hypervisor_set_edid(vgpu, PORT_B); - else + /* FixMe: Re-enable APL/BXT once vfio_edid enabled */ + else if (!IS_BROXTON(dev_priv)) ret = intel_gvt_hypervisor_set_edid(vgpu, PORT_D); if (ret) goto out_clean_sched_policy; diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index bb0c12975f38..58276694c848 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -180,30 +180,6 @@ try_again: } static int -i915_gem_phys_pwrite(struct drm_i915_gem_object *obj, - struct drm_i915_gem_pwrite *args, - struct drm_file *file) -{ - void *vaddr = sg_page(obj->mm.pages->sgl) + args->offset; - char __user *user_data = u64_to_user_ptr(args->data_ptr); - - /* - * We manually control the domain here and pretend that it - * remains coherent i.e. in the GTT domain, like shmem_pwrite. - */ - i915_gem_object_invalidate_frontbuffer(obj, ORIGIN_CPU); - - if (copy_from_user(vaddr, user_data, args->size)) - return -EFAULT; - - drm_clflush_virt_range(vaddr, args->size); - intel_gt_chipset_flush(&to_i915(obj->base.dev)->gt); - - i915_gem_object_flush_frontbuffer(obj, ORIGIN_CPU); - return 0; -} - -static int i915_gem_create(struct drm_file *file, struct intel_memory_region *mr, u64 *size_p, @@ -527,6 +503,12 @@ i915_gem_pread_ioctl(struct drm_device *dev, void *data, trace_i915_gem_object_pread(obj, args->offset, args->size); + ret = -ENODEV; + if (obj->ops->pread) + ret = obj->ops->pread(obj, args); + if (ret != -ENODEV) + goto out; + ret = i915_gem_object_wait(obj, I915_WAIT_INTERRUPTIBLE, MAX_SCHEDULE_TIMEOUT); @@ -866,8 +848,6 @@ i915_gem_pwrite_ioctl(struct drm_device *dev, void *data, if (ret == -EFAULT || ret == -ENOSPC) { if (i915_gem_object_has_struct_page(obj)) ret = i915_gem_shmem_pwrite(obj, args); - else - ret = i915_gem_phys_pwrite(obj, args, file); } i915_gem_object_unpin_pages(obj); diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index d805d4da6181..664f3bf9af03 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -8971,10 +8971,6 @@ enum { #define GEN9_PWRGT_MEDIA_STATUS_MASK (1 << 0) #define GEN9_PWRGT_RENDER_STATUS_MASK (1 << 1) -#define POWERGATE_ENABLE _MMIO(0xa210) -#define VDN_HCP_POWERGATE_ENABLE(n) BIT(((n) * 2) + 3) -#define VDN_MFX_POWERGATE_ENABLE(n) BIT(((n) * 2) + 4) - #define GTFIFODBG _MMIO(0x120000) #define GT_FIFO_SBDEDICATE_FREE_ENTRY_CHV (0x1f << 20) #define GT_FIFO_FREE_ENTRIES_CHV (0x7f << 13) @@ -9114,9 +9110,11 @@ enum { #define GEN9_MEDIA_PG_IDLE_HYSTERESIS _MMIO(0xA0C4) #define GEN9_RENDER_PG_IDLE_HYSTERESIS _MMIO(0xA0C8) #define GEN9_PG_ENABLE _MMIO(0xA210) -#define GEN9_RENDER_PG_ENABLE REG_BIT(0) -#define GEN9_MEDIA_PG_ENABLE REG_BIT(1) -#define GEN11_MEDIA_SAMPLER_PG_ENABLE REG_BIT(2) +#define GEN9_RENDER_PG_ENABLE REG_BIT(0) +#define GEN9_MEDIA_PG_ENABLE REG_BIT(1) +#define GEN11_MEDIA_SAMPLER_PG_ENABLE REG_BIT(2) +#define VDN_HCP_POWERGATE_ENABLE(n) REG_BIT(3 + 2 * (n)) +#define VDN_MFX_POWERGATE_ENABLE(n) REG_BIT(4 + 2 * (n)) #define GEN8_PUSHBUS_CONTROL _MMIO(0xA248) #define GEN8_PUSHBUS_ENABLE _MMIO(0xA250) #define GEN8_PUSHBUS_SHIFT _MMIO(0xA25C) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 34e0d22d456b..cfb806767fc5 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -7118,23 +7118,10 @@ static void icl_init_clock_gating(struct drm_i915_private *dev_priv) static void tgl_init_clock_gating(struct drm_i915_private *dev_priv) { - u32 vd_pg_enable = 0; - unsigned int i; - /* Wa_1409120013:tgl */ I915_WRITE(ILK_DPFC_CHICKEN, ILK_DPFC_CHICKEN_COMP_DUMMY_PIXEL); - /* This is not a WA. Enable VD HCP & MFX_ENC powergate */ - for (i = 0; i < I915_MAX_VCS; i++) { - if (HAS_ENGINE(&dev_priv->gt, _VCS(i))) - vd_pg_enable |= VDN_HCP_POWERGATE_ENABLE(i) | - VDN_MFX_POWERGATE_ENABLE(i); - } - - I915_WRITE(POWERGATE_ENABLE, - I915_READ(POWERGATE_ENABLE) | vd_pg_enable); - /* Wa_1409825376:tgl (pre-prod)*/ if (IS_TGL_DISP_REVID(dev_priv, TGL_REVID_A0, TGL_REVID_B1)) I915_WRITE(GEN9_CLKGATE_DIS_3, I915_READ(GEN9_CLKGATE_DIS_3) | diff --git a/drivers/gpu/drm/i915/selftests/i915_request.c b/drivers/gpu/drm/i915/selftests/i915_request.c index 64bbb8288249..e424a6d1a68c 100644 --- a/drivers/gpu/drm/i915/selftests/i915_request.c +++ b/drivers/gpu/drm/i915/selftests/i915_request.c @@ -2293,8 +2293,10 @@ static int perf_request_latency(void *arg) struct intel_context *ce; ce = intel_context_create(engine); - if (IS_ERR(ce)) + if (IS_ERR(ce)) { + err = PTR_ERR(ce); goto out; + } err = intel_context_pin(ce); if (err) { @@ -2467,8 +2469,10 @@ static int perf_series_engines(void *arg) struct intel_context *ce; ce = intel_context_create(engine); - if (IS_ERR(ce)) + if (IS_ERR(ce)) { + err = PTR_ERR(ce); goto out; + } err = intel_context_pin(ce); if (err) { diff --git a/drivers/gpu/drm/mcde/mcde_drv.c b/drivers/gpu/drm/mcde/mcde_drv.c index c592957ed07f..92f8bd907193 100644 --- a/drivers/gpu/drm/mcde/mcde_drv.c +++ b/drivers/gpu/drm/mcde/mcde_drv.c @@ -413,7 +413,13 @@ static int mcde_probe(struct platform_device *pdev) match); if (ret) { dev_err(dev, "failed to add component master\n"); - goto clk_disable; + /* + * The EPOD regulator is already disabled at this point so some + * special errorpath code is needed + */ + clk_disable_unprepare(mcde->mcde_clk); + regulator_disable(mcde->vana); + return ret; } return 0; diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c index b111fe24a06b..36d6b6093d16 100644 --- a/drivers/gpu/drm/nouveau/dispnv50/disp.c +++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c @@ -455,7 +455,7 @@ nv50_outp_get_old_connector(struct nouveau_encoder *outp, * DAC *****************************************************************************/ static void -nv50_dac_disable(struct drm_encoder *encoder) +nv50_dac_disable(struct drm_encoder *encoder, struct drm_atomic_state *state) { struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); struct nv50_core *core = nv50_disp(encoder->dev)->core; @@ -467,7 +467,7 @@ nv50_dac_disable(struct drm_encoder *encoder) } static void -nv50_dac_enable(struct drm_encoder *encoder) +nv50_dac_enable(struct drm_encoder *encoder, struct drm_atomic_state *state) { struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); struct nouveau_crtc *nv_crtc = nouveau_crtc(encoder->crtc); @@ -525,8 +525,8 @@ nv50_dac_detect(struct drm_encoder *encoder, struct drm_connector *connector) static const struct drm_encoder_helper_funcs nv50_dac_help = { .atomic_check = nv50_outp_atomic_check, - .enable = nv50_dac_enable, - .disable = nv50_dac_disable, + .atomic_enable = nv50_dac_enable, + .atomic_disable = nv50_dac_disable, .detect = nv50_dac_detect }; @@ -1055,7 +1055,7 @@ nv50_dp_bpc_to_depth(unsigned int bpc) } static void -nv50_msto_enable(struct drm_encoder *encoder) +nv50_msto_enable(struct drm_encoder *encoder, struct drm_atomic_state *state) { struct nv50_head *head = nv50_head(encoder->crtc); struct nv50_head_atom *armh = nv50_head_atom(head->base.base.state); @@ -1101,7 +1101,7 @@ nv50_msto_enable(struct drm_encoder *encoder) } static void -nv50_msto_disable(struct drm_encoder *encoder) +nv50_msto_disable(struct drm_encoder *encoder, struct drm_atomic_state *state) { struct nv50_msto *msto = nv50_msto(encoder); struct nv50_mstc *mstc = msto->mstc; @@ -1118,8 +1118,8 @@ nv50_msto_disable(struct drm_encoder *encoder) static const struct drm_encoder_helper_funcs nv50_msto_help = { - .disable = nv50_msto_disable, - .enable = nv50_msto_enable, + .atomic_disable = nv50_msto_disable, + .atomic_enable = nv50_msto_enable, .atomic_check = nv50_msto_atomic_check, }; @@ -1645,8 +1645,7 @@ nv50_sor_disable(struct drm_encoder *encoder, } static void -nv50_sor_enable(struct drm_encoder *encoder, - struct drm_atomic_state *state) +nv50_sor_enable(struct drm_encoder *encoder, struct drm_atomic_state *state) { struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); struct nouveau_crtc *nv_crtc = nouveau_crtc(encoder->crtc); @@ -1873,7 +1872,7 @@ nv50_pior_atomic_check(struct drm_encoder *encoder, } static void -nv50_pior_disable(struct drm_encoder *encoder) +nv50_pior_disable(struct drm_encoder *encoder, struct drm_atomic_state *state) { struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); struct nv50_core *core = nv50_disp(encoder->dev)->core; @@ -1885,7 +1884,7 @@ nv50_pior_disable(struct drm_encoder *encoder) } static void -nv50_pior_enable(struct drm_encoder *encoder) +nv50_pior_enable(struct drm_encoder *encoder, struct drm_atomic_state *state) { struct nouveau_encoder *nv_encoder = nouveau_encoder(encoder); struct nouveau_crtc *nv_crtc = nouveau_crtc(encoder->crtc); @@ -1921,14 +1920,14 @@ nv50_pior_enable(struct drm_encoder *encoder) } core->func->pior->ctrl(core, nv_encoder->or, ctrl, asyh); - nv_encoder->crtc = encoder->crtc; + nv_encoder->crtc = &nv_crtc->base; } static const struct drm_encoder_helper_funcs nv50_pior_help = { .atomic_check = nv50_pior_atomic_check, - .enable = nv50_pior_enable, - .disable = nv50_pior_disable, + .atomic_enable = nv50_pior_enable, + .atomic_disable = nv50_pior_disable, }; static void diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 2ee75646ad6f..56b335a55966 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -350,14 +350,13 @@ set_placement_list(struct nouveau_drm *drm, struct ttm_place *pl, unsigned *n, if (domain & NOUVEAU_GEM_DOMAIN_VRAM) { struct nvif_mmu *mmu = &drm->client.mmu; - const u8 type = mmu->type[drm->ttm.type_vram].type; pl[*n].mem_type = TTM_PL_VRAM; pl[*n].flags = flags & ~TTM_PL_FLAG_CACHED; /* Some BARs do not support being ioremapped WC */ if (drm->client.device.info.family >= NV_DEVICE_INFO_V0_TESLA && - type & NVIF_MEM_UNCACHED) + mmu->type[drm->ttm.type_vram].type & NVIF_MEM_UNCACHED) pl[*n].flags &= ~TTM_PL_FLAG_WC; (*n)++; diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c index 6f21f36719fc..8b4b3688c7ae 100644 --- a/drivers/gpu/drm/nouveau/nouveau_connector.c +++ b/drivers/gpu/drm/nouveau/nouveau_connector.c @@ -532,11 +532,13 @@ static void nouveau_connector_set_edid(struct nouveau_connector *nv_connector, struct edid *edid) { - struct edid *old_edid = nv_connector->edid; + if (nv_connector->edid != edid) { + struct edid *old_edid = nv_connector->edid; - drm_connector_update_edid_property(&nv_connector->base, edid); - kfree(old_edid); - nv_connector->edid = edid; + drm_connector_update_edid_property(&nv_connector->base, edid); + kfree(old_edid); + nv_connector->edid = edid; + } } static enum drm_connector_status @@ -669,8 +671,10 @@ nouveau_connector_detect_lvds(struct drm_connector *connector, bool force) /* Try retrieving EDID via DDC */ if (!drm->vbios.fp_no_ddc) { status = nouveau_connector_detect(connector, force); - if (status == connector_status_connected) + if (status == connector_status_connected) { + edid = nv_connector->edid; goto out; + } } /* On some laptops (Sony, i'm looking at you) there appears to diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.c b/drivers/gpu/drm/sun4i/sun4i_backend.c index 77497b45f9a2..55960cbb1019 100644 --- a/drivers/gpu/drm/sun4i/sun4i_backend.c +++ b/drivers/gpu/drm/sun4i/sun4i_backend.c @@ -814,9 +814,15 @@ static int sun4i_backend_bind(struct device *dev, struct device *master, * * XXX(hch): this has no business in a driver and needs to move * to the device tree. + * + * If we have two subsequent calls to dma_direct_set_offset + * returns -EINVAL. Unfortunately, this happens when we have two + * backends in the system, and will result in the driver + * reporting an error while it has been setup properly before. + * Ignore EINVAL, but it should really be removed eventually. */ ret = dma_direct_set_offset(drm->dev, PHYS_OFFSET, 0, SZ_4G); - if (ret) + if (ret && ret != -EINVAL) return ret; } diff --git a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c index d4c08043dd81..92add2cef2e7 100644 --- a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c +++ b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c @@ -208,6 +208,7 @@ static int sun8i_dw_hdmi_bind(struct device *dev, struct device *master, phy_node = of_parse_phandle(dev->of_node, "phys", 0); if (!phy_node) { dev_err(dev, "Can't found PHY phandle\n"); + ret = -EINVAL; goto err_disable_clk_tmds; } diff --git a/drivers/hid/hid-cypress.c b/drivers/hid/hid-cypress.c index a50ba4a4a1d7..b88f889b3932 100644 --- a/drivers/hid/hid-cypress.c +++ b/drivers/hid/hid-cypress.c @@ -23,19 +23,17 @@ #define CP_2WHEEL_MOUSE_HACK 0x02 #define CP_2WHEEL_MOUSE_HACK_ON 0x04 +#define VA_INVAL_LOGICAL_BOUNDARY 0x08 + /* * Some USB barcode readers from cypress have usage min and usage max in * the wrong order */ -static __u8 *cp_report_fixup(struct hid_device *hdev, __u8 *rdesc, +static __u8 *cp_rdesc_fixup(struct hid_device *hdev, __u8 *rdesc, unsigned int *rsize) { - unsigned long quirks = (unsigned long)hid_get_drvdata(hdev); unsigned int i; - if (!(quirks & CP_RDESC_SWAPPED_MIN_MAX)) - return rdesc; - if (*rsize < 4) return rdesc; @@ -48,6 +46,40 @@ static __u8 *cp_report_fixup(struct hid_device *hdev, __u8 *rdesc, return rdesc; } +static __u8 *va_logical_boundary_fixup(struct hid_device *hdev, __u8 *rdesc, + unsigned int *rsize) +{ + /* + * Varmilo VA104M (with VID Cypress and device ID 07B1) incorrectly + * reports Logical Minimum of its Consumer Control device as 572 + * (0x02 0x3c). Fix this by setting its Logical Minimum to zero. + */ + if (*rsize == 25 && + rdesc[0] == 0x05 && rdesc[1] == 0x0c && + rdesc[2] == 0x09 && rdesc[3] == 0x01 && + rdesc[6] == 0x19 && rdesc[7] == 0x00 && + rdesc[11] == 0x16 && rdesc[12] == 0x3c && rdesc[13] == 0x02) { + hid_info(hdev, + "fixing up varmilo VA104M consumer control report descriptor\n"); + rdesc[12] = 0x00; + rdesc[13] = 0x00; + } + return rdesc; +} + +static __u8 *cp_report_fixup(struct hid_device *hdev, __u8 *rdesc, + unsigned int *rsize) +{ + unsigned long quirks = (unsigned long)hid_get_drvdata(hdev); + + if (quirks & CP_RDESC_SWAPPED_MIN_MAX) + rdesc = cp_rdesc_fixup(hdev, rdesc, rsize); + if (quirks & VA_INVAL_LOGICAL_BOUNDARY) + rdesc = va_logical_boundary_fixup(hdev, rdesc, rsize); + + return rdesc; +} + static int cp_input_mapped(struct hid_device *hdev, struct hid_input *hi, struct hid_field *field, struct hid_usage *usage, unsigned long **bit, int *max) @@ -128,6 +160,8 @@ static const struct hid_device_id cp_devices[] = { .driver_data = CP_RDESC_SWAPPED_MIN_MAX }, { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE), .driver_data = CP_2WHEEL_MOUSE_HACK }, + { HID_USB_DEVICE(USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_VARMILO_VA104M_07B1), + .driver_data = VA_INVAL_LOGICAL_BOUNDARY }, { } }; MODULE_DEVICE_TABLE(hid, cp_devices); diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index d69842f79fc6..f170feaac40b 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -331,6 +331,8 @@ #define USB_DEVICE_ID_CYPRESS_BARCODE_4 0xed81 #define USB_DEVICE_ID_CYPRESS_TRUETOUCH 0xc001 +#define USB_DEVICE_ID_CYPRESS_VARMILO_VA104M_07B1 0X07b1 + #define USB_VENDOR_ID_DATA_MODUL 0x7374 #define USB_VENDOR_ID_DATA_MODUL_EASYMAXTOUCH 0x1201 @@ -443,6 +445,10 @@ #define USB_VENDOR_ID_FRUCTEL 0x25B6 #define USB_DEVICE_ID_GAMETEL_MT_MODE 0x0002 +#define USB_VENDOR_ID_GAMEVICE 0x27F8 +#define USB_DEVICE_ID_GAMEVICE_GV186 0x0BBE +#define USB_DEVICE_ID_GAMEVICE_KISHI 0x0BBF + #define USB_VENDOR_ID_GAMERON 0x0810 #define USB_DEVICE_ID_GAMERON_DUAL_PSX_ADAPTOR 0x0001 #define USB_DEVICE_ID_GAMERON_DUAL_PCS_ADAPTOR 0x0002 @@ -485,6 +491,7 @@ #define USB_DEVICE_ID_PENPOWER 0x00f4 #define USB_VENDOR_ID_GREENASIA 0x0e8f +#define USB_DEVICE_ID_GREENASIA_DUAL_SAT_ADAPTOR 0x3010 #define USB_DEVICE_ID_GREENASIA_DUAL_USB_JOYPAD 0x3013 #define USB_VENDOR_ID_GRETAGMACBETH 0x0971 @@ -743,6 +750,7 @@ #define USB_VENDOR_ID_LOGITECH 0x046d #define USB_DEVICE_ID_LOGITECH_AUDIOHUB 0x0a0e #define USB_DEVICE_ID_LOGITECH_T651 0xb00c +#define USB_DEVICE_ID_LOGITECH_DINOVO_EDGE_KBD 0xb309 #define USB_DEVICE_ID_LOGITECH_C007 0xc007 #define USB_DEVICE_ID_LOGITECH_C077 0xc077 #define USB_DEVICE_ID_LOGITECH_RECEIVER 0xc101 @@ -1298,6 +1306,7 @@ #define USB_VENDOR_ID_UGTIZER 0x2179 #define USB_DEVICE_ID_UGTIZER_TABLET_GP0610 0x0053 +#define USB_DEVICE_ID_UGTIZER_TABLET_GT5040 0x0077 #define USB_VENDOR_ID_VIEWSONIC 0x0543 #define USB_DEVICE_ID_VIEWSONIC_PD1011 0xe621 diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index 9770db624bfa..4dca11392459 100644 --- a/drivers/hid/hid-input.c +++ b/drivers/hid/hid-input.c @@ -319,6 +319,9 @@ static const struct hid_device_id hid_battery_quirks[] = { { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ASUSTEK, USB_DEVICE_ID_ASUSTEK_T100CHI_KEYBOARD), HID_BATTERY_QUIRK_IGNORE }, + { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, + USB_DEVICE_ID_LOGITECH_DINOVO_EDGE_KBD), + HID_BATTERY_QUIRK_IGNORE }, {} }; diff --git a/drivers/hid/hid-ite.c b/drivers/hid/hid-ite.c index 044a93f3c117..742c052b0110 100644 --- a/drivers/hid/hid-ite.c +++ b/drivers/hid/hid-ite.c @@ -11,6 +11,48 @@ #include "hid-ids.h" +#define QUIRK_TOUCHPAD_ON_OFF_REPORT BIT(0) + +static __u8 *ite_report_fixup(struct hid_device *hdev, __u8 *rdesc, unsigned int *rsize) +{ + unsigned long quirks = (unsigned long)hid_get_drvdata(hdev); + + if (quirks & QUIRK_TOUCHPAD_ON_OFF_REPORT) { + if (*rsize == 188 && rdesc[162] == 0x81 && rdesc[163] == 0x02) { + hid_info(hdev, "Fixing up ITE keyboard report descriptor\n"); + rdesc[163] = HID_MAIN_ITEM_RELATIVE; + } + } + + return rdesc; +} + +static int ite_input_mapping(struct hid_device *hdev, + struct hid_input *hi, struct hid_field *field, + struct hid_usage *usage, unsigned long **bit, + int *max) +{ + + unsigned long quirks = (unsigned long)hid_get_drvdata(hdev); + + if ((quirks & QUIRK_TOUCHPAD_ON_OFF_REPORT) && + (usage->hid & HID_USAGE_PAGE) == 0x00880000) { + if (usage->hid == 0x00880078) { + /* Touchpad on, userspace expects F22 for this */ + hid_map_usage_clear(hi, usage, bit, max, EV_KEY, KEY_F22); + return 1; + } + if (usage->hid == 0x00880079) { + /* Touchpad off, userspace expects F23 for this */ + hid_map_usage_clear(hi, usage, bit, max, EV_KEY, KEY_F23); + return 1; + } + return -1; + } + + return 0; +} + static int ite_event(struct hid_device *hdev, struct hid_field *field, struct hid_usage *usage, __s32 value) { @@ -37,13 +79,27 @@ static int ite_event(struct hid_device *hdev, struct hid_field *field, return 0; } +static int ite_probe(struct hid_device *hdev, const struct hid_device_id *id) +{ + int ret; + + hid_set_drvdata(hdev, (void *)id->driver_data); + + ret = hid_open_report(hdev); + if (ret) + return ret; + + return hid_hw_start(hdev, HID_CONNECT_DEFAULT); +} + static const struct hid_device_id ite_devices[] = { { HID_USB_DEVICE(USB_VENDOR_ID_ITE, USB_DEVICE_ID_ITE8595) }, { HID_USB_DEVICE(USB_VENDOR_ID_258A, USB_DEVICE_ID_258A_6A88) }, /* ITE8595 USB kbd ctlr, with Synaptics touchpad connected to it. */ { HID_DEVICE(BUS_USB, HID_GROUP_GENERIC, USB_VENDOR_ID_SYNAPTICS, - USB_DEVICE_ID_SYNAPTICS_ACER_SWITCH5_012) }, + USB_DEVICE_ID_SYNAPTICS_ACER_SWITCH5_012), + .driver_data = QUIRK_TOUCHPAD_ON_OFF_REPORT }, /* ITE8910 USB kbd ctlr, with Synaptics touchpad connected to it. */ { HID_DEVICE(BUS_USB, HID_GROUP_GENERIC, USB_VENDOR_ID_SYNAPTICS, @@ -55,6 +111,9 @@ MODULE_DEVICE_TABLE(hid, ite_devices); static struct hid_driver ite_driver = { .name = "itetech", .id_table = ite_devices, + .probe = ite_probe, + .report_fixup = ite_report_fixup, + .input_mapping = ite_input_mapping, .event = ite_event, }; module_hid_driver(ite_driver); diff --git a/drivers/hid/hid-logitech-dj.c b/drivers/hid/hid-logitech-dj.c index 72fb6e54a50a..1ffcfc9a1e03 100644 --- a/drivers/hid/hid-logitech-dj.c +++ b/drivers/hid/hid-logitech-dj.c @@ -328,7 +328,7 @@ static const char mse_bluetooth_descriptor[] = { 0x25, 0x01, /* LOGICAL_MAX (1) */ 0x75, 0x01, /* REPORT_SIZE (1) */ 0x95, 0x04, /* REPORT_COUNT (4) */ - 0x81, 0x06, /* INPUT */ + 0x81, 0x02, /* INPUT (Data,Var,Abs) */ 0xC0, /* END_COLLECTION */ 0xC0, /* END_COLLECTION */ }; @@ -866,11 +866,24 @@ static void logi_dj_recv_queue_notification(struct dj_receiver_dev *djrcv_dev, schedule_work(&djrcv_dev->work); } +/* + * Some quad/bluetooth keyboards have a builtin touchpad in this case we see + * only 1 paired device with a device_type of REPORT_TYPE_KEYBOARD. For the + * touchpad to work we must also forward mouse input reports to the dj_hiddev + * created for the keyboard (instead of forwarding them to a second paired + * device with a device_type of REPORT_TYPE_MOUSE as we normally would). + */ +static const u16 kbd_builtin_touchpad_ids[] = { + 0xb309, /* Dinovo Edge */ + 0xb30c, /* Dinovo Mini */ +}; + static void logi_hidpp_dev_conn_notif_equad(struct hid_device *hdev, struct hidpp_event *hidpp_report, struct dj_workitem *workitem) { struct dj_receiver_dev *djrcv_dev = hid_get_drvdata(hdev); + int i, id; workitem->type = WORKITEM_TYPE_PAIRED; workitem->device_type = hidpp_report->params[HIDPP_PARAM_DEVICE_INFO] & @@ -882,6 +895,13 @@ static void logi_hidpp_dev_conn_notif_equad(struct hid_device *hdev, workitem->reports_supported |= STD_KEYBOARD | MULTIMEDIA | POWER_KEYS | MEDIA_CENTER | HIDPP; + id = (workitem->quad_id_msb << 8) | workitem->quad_id_lsb; + for (i = 0; i < ARRAY_SIZE(kbd_builtin_touchpad_ids); i++) { + if (id == kbd_builtin_touchpad_ids[i]) { + workitem->reports_supported |= STD_MOUSE; + break; + } + } break; case REPORT_TYPE_MOUSE: workitem->reports_supported |= STD_MOUSE | HIDPP; diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c index b8b53dc95e86..0ca723119547 100644 --- a/drivers/hid/hid-logitech-hidpp.c +++ b/drivers/hid/hid-logitech-hidpp.c @@ -93,6 +93,8 @@ MODULE_PARM_DESC(disable_tap_to_click, #define HIDPP_CAPABILITY_BATTERY_LEVEL_STATUS BIT(3) #define HIDPP_CAPABILITY_BATTERY_VOLTAGE BIT(4) +#define lg_map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, EV_KEY, (c)) + /* * There are two hidpp protocols in use, the first version hidpp10 is known * as register access protocol or RAP, the second version hidpp20 is known as @@ -2951,6 +2953,26 @@ static int g920_get_config(struct hidpp_device *hidpp, } /* -------------------------------------------------------------------------- */ +/* Logitech Dinovo Mini keyboard with builtin touchpad */ +/* -------------------------------------------------------------------------- */ +#define DINOVO_MINI_PRODUCT_ID 0xb30c + +static int lg_dinovo_input_mapping(struct hid_device *hdev, struct hid_input *hi, + struct hid_field *field, struct hid_usage *usage, + unsigned long **bit, int *max) +{ + if ((usage->hid & HID_USAGE_PAGE) != HID_UP_LOGIVENDOR) + return 0; + + switch (usage->hid & HID_USAGE) { + case 0x00d: lg_map_key_clear(KEY_MEDIA); break; + default: + return 0; + } + return 1; +} + +/* -------------------------------------------------------------------------- */ /* HID++1.0 devices which use HID++ reports for their wheels */ /* -------------------------------------------------------------------------- */ static int hidpp10_wheel_connect(struct hidpp_device *hidpp) @@ -3185,6 +3207,9 @@ static int hidpp_input_mapping(struct hid_device *hdev, struct hid_input *hi, field->application != HID_GD_MOUSE) return m560_input_mapping(hdev, hi, field, usage, bit, max); + if (hdev->product == DINOVO_MINI_PRODUCT_ID) + return lg_dinovo_input_mapping(hdev, hi, field, usage, bit, max); + return 0; } @@ -3947,6 +3972,7 @@ static const struct hid_device_id hidpp_devices[] = { LDJ_DEVICE(0x405e), .driver_data = HIDPP_QUIRK_HI_RES_SCROLL_X2121 }, { /* Mouse Logitech MX Anywhere 2 */ LDJ_DEVICE(0x404a), .driver_data = HIDPP_QUIRK_HI_RES_SCROLL_X2121 }, + { LDJ_DEVICE(0x4072), .driver_data = HIDPP_QUIRK_HI_RES_SCROLL_X2121 }, { LDJ_DEVICE(0xb013), .driver_data = HIDPP_QUIRK_HI_RES_SCROLL_X2121 }, { LDJ_DEVICE(0xb018), .driver_data = HIDPP_QUIRK_HI_RES_SCROLL_X2121 }, { LDJ_DEVICE(0xb01f), .driver_data = HIDPP_QUIRK_HI_RES_SCROLL_X2121 }, @@ -3971,6 +3997,9 @@ static const struct hid_device_id hidpp_devices[] = { { /* Keyboard MX5000 (Bluetooth-receiver in HID proxy mode) */ LDJ_DEVICE(0xb305), .driver_data = HIDPP_QUIRK_HIDPP_CONSUMER_VENDOR_KEYS }, + { /* Dinovo Edge (Bluetooth-receiver in HID proxy mode) */ + LDJ_DEVICE(0xb309), + .driver_data = HIDPP_QUIRK_HIDPP_CONSUMER_VENDOR_KEYS }, { /* Keyboard MX5500 (Bluetooth-receiver in HID proxy mode) */ LDJ_DEVICE(0xb30b), .driver_data = HIDPP_QUIRK_HIDPP_CONSUMER_VENDOR_KEYS }, @@ -4013,6 +4042,9 @@ static const struct hid_device_id hidpp_devices[] = { { /* MX5000 keyboard over Bluetooth */ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, 0xb305), .driver_data = HIDPP_QUIRK_HIDPP_CONSUMER_VENDOR_KEYS }, + { /* Dinovo Edge keyboard over Bluetooth */ + HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, 0xb309), + .driver_data = HIDPP_QUIRK_HIDPP_CONSUMER_VENDOR_KEYS }, { /* MX5500 keyboard over Bluetooth */ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH, 0xb30b), .driver_data = HIDPP_QUIRK_HIDPP_CONSUMER_VENDOR_KEYS }, diff --git a/drivers/hid/hid-mcp2221.c b/drivers/hid/hid-mcp2221.c index 0d27ccb55dd9..4211b9839209 100644 --- a/drivers/hid/hid-mcp2221.c +++ b/drivers/hid/hid-mcp2221.c @@ -49,6 +49,36 @@ enum { MCP2221_ALT_F_NOT_GPIOD = 0xEF, }; +/* MCP GPIO direction encoding */ +enum { + MCP2221_DIR_OUT = 0x00, + MCP2221_DIR_IN = 0x01, +}; + +#define MCP_NGPIO 4 + +/* MCP GPIO set command layout */ +struct mcp_set_gpio { + u8 cmd; + u8 dummy; + struct { + u8 change_value; + u8 value; + u8 change_direction; + u8 direction; + } gpio[MCP_NGPIO]; +} __packed; + +/* MCP GPIO get command layout */ +struct mcp_get_gpio { + u8 cmd; + u8 dummy; + struct { + u8 direction; + u8 value; + } gpio[MCP_NGPIO]; +} __packed; + /* * There is no way to distinguish responses. Therefore next command * is sent only after response to previous has been received. Mutex @@ -542,7 +572,7 @@ static int mcp_gpio_get(struct gpio_chip *gc, mcp->txbuf[0] = MCP2221_GPIO_GET; - mcp->gp_idx = (offset + 1) * 2; + mcp->gp_idx = offsetof(struct mcp_get_gpio, gpio[offset].value); mutex_lock(&mcp->lock); ret = mcp_send_data_req_status(mcp, mcp->txbuf, 1); @@ -559,7 +589,7 @@ static void mcp_gpio_set(struct gpio_chip *gc, memset(mcp->txbuf, 0, 18); mcp->txbuf[0] = MCP2221_GPIO_SET; - mcp->gp_idx = ((offset + 1) * 4) - 1; + mcp->gp_idx = offsetof(struct mcp_set_gpio, gpio[offset].value); mcp->txbuf[mcp->gp_idx - 1] = 1; mcp->txbuf[mcp->gp_idx] = !!value; @@ -575,7 +605,7 @@ static int mcp_gpio_dir_set(struct mcp2221 *mcp, memset(mcp->txbuf, 0, 18); mcp->txbuf[0] = MCP2221_GPIO_SET; - mcp->gp_idx = (offset + 1) * 5; + mcp->gp_idx = offsetof(struct mcp_set_gpio, gpio[offset].direction); mcp->txbuf[mcp->gp_idx - 1] = 1; mcp->txbuf[mcp->gp_idx] = val; @@ -590,7 +620,7 @@ static int mcp_gpio_direction_input(struct gpio_chip *gc, struct mcp2221 *mcp = gpiochip_get_data(gc); mutex_lock(&mcp->lock); - ret = mcp_gpio_dir_set(mcp, offset, 0); + ret = mcp_gpio_dir_set(mcp, offset, MCP2221_DIR_IN); mutex_unlock(&mcp->lock); return ret; @@ -603,7 +633,7 @@ static int mcp_gpio_direction_output(struct gpio_chip *gc, struct mcp2221 *mcp = gpiochip_get_data(gc); mutex_lock(&mcp->lock); - ret = mcp_gpio_dir_set(mcp, offset, 1); + ret = mcp_gpio_dir_set(mcp, offset, MCP2221_DIR_OUT); mutex_unlock(&mcp->lock); /* Can't configure as output, bailout early */ @@ -623,7 +653,7 @@ static int mcp_gpio_get_direction(struct gpio_chip *gc, mcp->txbuf[0] = MCP2221_GPIO_GET; - mcp->gp_idx = (offset + 1) * 2; + mcp->gp_idx = offsetof(struct mcp_get_gpio, gpio[offset].direction); mutex_lock(&mcp->lock); ret = mcp_send_data_req_status(mcp, mcp->txbuf, 1); @@ -632,7 +662,7 @@ static int mcp_gpio_get_direction(struct gpio_chip *gc, if (ret) return ret; - if (mcp->gpio_dir) + if (mcp->gpio_dir == MCP2221_DIR_IN) return GPIO_LINE_DIRECTION_IN; return GPIO_LINE_DIRECTION_OUT; @@ -758,7 +788,7 @@ static int mcp2221_raw_event(struct hid_device *hdev, mcp->status = -ENOENT; } else { mcp->status = !!data[mcp->gp_idx]; - mcp->gpio_dir = !!data[mcp->gp_idx + 1]; + mcp->gpio_dir = data[mcp->gp_idx + 1]; } break; default: @@ -860,7 +890,7 @@ static int mcp2221_probe(struct hid_device *hdev, mcp->gc->get_direction = mcp_gpio_get_direction; mcp->gc->set = mcp_gpio_set; mcp->gc->get = mcp_gpio_get; - mcp->gc->ngpio = 4; + mcp->gc->ngpio = MCP_NGPIO; mcp->gc->base = -1; mcp->gc->can_sleep = 1; mcp->gc->parent = &hdev->dev; diff --git a/drivers/hid/hid-quirks.c b/drivers/hid/hid-quirks.c index 7a2be0205dfd..bf7ecab5d9e5 100644 --- a/drivers/hid/hid-quirks.c +++ b/drivers/hid/hid-quirks.c @@ -83,7 +83,12 @@ static const struct hid_device_id hid_quirks[] = { { HID_USB_DEVICE(USB_VENDOR_ID_FORMOSA, USB_DEVICE_ID_FORMOSA_IR_RECEIVER), HID_QUIRK_NO_INIT_REPORTS }, { HID_USB_DEVICE(USB_VENDOR_ID_FREESCALE, USB_DEVICE_ID_FREESCALE_MX28), HID_QUIRK_NOGET }, { HID_USB_DEVICE(USB_VENDOR_ID_FUTABA, USB_DEVICE_ID_LED_DISPLAY), HID_QUIRK_NO_INIT_REPORTS }, + { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, USB_DEVICE_ID_GREENASIA_DUAL_SAT_ADAPTOR), HID_QUIRK_MULTI_INPUT }, { HID_USB_DEVICE(USB_VENDOR_ID_GREENASIA, USB_DEVICE_ID_GREENASIA_DUAL_USB_JOYPAD), HID_QUIRK_MULTI_INPUT }, + { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_GAMEVICE, USB_DEVICE_ID_GAMEVICE_GV186), + HID_QUIRK_INCREMENT_USAGE_ON_DUPLICATE }, + { HID_USB_DEVICE(USB_VENDOR_ID_GAMEVICE, USB_DEVICE_ID_GAMEVICE_KISHI), + HID_QUIRK_INCREMENT_USAGE_ON_DUPLICATE }, { HID_USB_DEVICE(USB_VENDOR_ID_HAPP, USB_DEVICE_ID_UGCI_DRIVING), HID_QUIRK_BADPAD | HID_QUIRK_MULTI_INPUT }, { HID_USB_DEVICE(USB_VENDOR_ID_HAPP, USB_DEVICE_ID_UGCI_FIGHTING), HID_QUIRK_BADPAD | HID_QUIRK_MULTI_INPUT }, { HID_USB_DEVICE(USB_VENDOR_ID_HAPP, USB_DEVICE_ID_UGCI_FLYING), HID_QUIRK_BADPAD | HID_QUIRK_MULTI_INPUT }, diff --git a/drivers/hid/hid-sensor-hub.c b/drivers/hid/hid-sensor-hub.c index 94c7398b5c27..3dd7d3246737 100644 --- a/drivers/hid/hid-sensor-hub.c +++ b/drivers/hid/hid-sensor-hub.c @@ -483,7 +483,8 @@ static int sensor_hub_raw_event(struct hid_device *hdev, return 1; ptr = raw_data; - ptr++; /* Skip report id */ + if (report->id) + ptr++; /* Skip report id */ spin_lock_irqsave(&pdata->lock, flags); diff --git a/drivers/hid/hid-uclogic-core.c b/drivers/hid/hid-uclogic-core.c index 86b568037cb8..8e9c9e646cb7 100644 --- a/drivers/hid/hid-uclogic-core.c +++ b/drivers/hid/hid-uclogic-core.c @@ -385,6 +385,8 @@ static const struct hid_device_id uclogic_devices[] = { USB_DEVICE_ID_UCLOGIC_DRAWIMAGE_G3) }, { HID_USB_DEVICE(USB_VENDOR_ID_UGTIZER, USB_DEVICE_ID_UGTIZER_TABLET_GP0610) }, + { HID_USB_DEVICE(USB_VENDOR_ID_UGTIZER, + USB_DEVICE_ID_UGTIZER_TABLET_GT5040) }, { HID_USB_DEVICE(USB_VENDOR_ID_UGEE, USB_DEVICE_ID_UGEE_TABLET_G5) }, { HID_USB_DEVICE(USB_VENDOR_ID_UGEE, diff --git a/drivers/hid/hid-uclogic-params.c b/drivers/hid/hid-uclogic-params.c index 7d20d1fcf8d2..d26d8cd98efc 100644 --- a/drivers/hid/hid-uclogic-params.c +++ b/drivers/hid/hid-uclogic-params.c @@ -997,6 +997,8 @@ int uclogic_params_init(struct uclogic_params *params, break; case VID_PID(USB_VENDOR_ID_UGTIZER, USB_DEVICE_ID_UGTIZER_TABLET_GP0610): + case VID_PID(USB_VENDOR_ID_UGTIZER, + USB_DEVICE_ID_UGTIZER_TABLET_GT5040): case VID_PID(USB_VENDOR_ID_UGEE, USB_DEVICE_ID_UGEE_XPPEN_TABLET_G540): case VID_PID(USB_VENDOR_ID_UGEE, diff --git a/drivers/hid/i2c-hid/i2c-hid-core.c b/drivers/hid/i2c-hid/i2c-hid-core.c index 786e3e9af1c9..aeff1ffb0c8b 100644 --- a/drivers/hid/i2c-hid/i2c-hid-core.c +++ b/drivers/hid/i2c-hid/i2c-hid-core.c @@ -943,6 +943,11 @@ static void i2c_hid_acpi_enable_wakeup(struct device *dev) } } +static void i2c_hid_acpi_shutdown(struct device *dev) +{ + acpi_device_set_power(ACPI_COMPANION(dev), ACPI_STATE_D3_COLD); +} + static const struct acpi_device_id i2c_hid_acpi_match[] = { {"ACPI0C50", 0 }, {"PNP0C50", 0 }, @@ -959,6 +964,8 @@ static inline int i2c_hid_acpi_pdata(struct i2c_client *client, static inline void i2c_hid_acpi_fix_up_power(struct device *dev) {} static inline void i2c_hid_acpi_enable_wakeup(struct device *dev) {} + +static inline void i2c_hid_acpi_shutdown(struct device *dev) {} #endif #ifdef CONFIG_OF @@ -1175,6 +1182,8 @@ static void i2c_hid_shutdown(struct i2c_client *client) i2c_hid_set_power(client, I2C_HID_PWR_SLEEP); free_irq(client->irq, ihid); + + i2c_hid_acpi_shutdown(&client->dev); } #ifdef CONFIG_PM_SLEEP diff --git a/drivers/hv/hv.c b/drivers/hv/hv.c index 0cde10fe0e71..f202ac7f4b3d 100644 --- a/drivers/hv/hv.c +++ b/drivers/hv/hv.c @@ -244,9 +244,13 @@ int hv_synic_cleanup(unsigned int cpu) /* * Hyper-V does not provide a way to change the connect CPU once - * it is set; we must prevent the connect CPU from going offline. + * it is set; we must prevent the connect CPU from going offline + * while the VM is running normally. But in the panic or kexec() + * path where the vmbus is already disconnected, the CPU must be + * allowed to shut down. */ - if (cpu == VMBUS_CONNECT_CPU) + if (cpu == VMBUS_CONNECT_CPU && + vmbus_connection.conn_state == CONNECTED) return -EBUSY; /* diff --git a/drivers/hwmon/amd_energy.c b/drivers/hwmon/amd_energy.c index d06597303d5a..3197cda7bcd9 100644 --- a/drivers/hwmon/amd_energy.c +++ b/drivers/hwmon/amd_energy.c @@ -171,7 +171,7 @@ static umode_t amd_energy_is_visible(const void *_data, enum hwmon_sensor_types type, u32 attr, int channel) { - return 0444; + return 0440; } static int energy_accumulator(void *p) diff --git a/drivers/hwmon/applesmc.c b/drivers/hwmon/applesmc.c index a18887990f4a..79b498f816fe 100644 --- a/drivers/hwmon/applesmc.c +++ b/drivers/hwmon/applesmc.c @@ -32,6 +32,7 @@ #include <linux/hwmon.h> #include <linux/workqueue.h> #include <linux/err.h> +#include <linux/bits.h> /* data port used by Apple SMC */ #define APPLESMC_DATA_PORT 0x300 @@ -42,10 +43,13 @@ #define APPLESMC_MAX_DATA_LENGTH 32 -/* wait up to 128 ms for a status change. */ -#define APPLESMC_MIN_WAIT 0x0010 -#define APPLESMC_RETRY_WAIT 0x0100 -#define APPLESMC_MAX_WAIT 0x20000 +/* Apple SMC status bits */ +#define SMC_STATUS_AWAITING_DATA BIT(0) /* SMC has data waiting to be read */ +#define SMC_STATUS_IB_CLOSED BIT(1) /* Will ignore any input */ +#define SMC_STATUS_BUSY BIT(2) /* Command in progress */ + +/* Initial wait is 8us */ +#define APPLESMC_MIN_WAIT 0x0008 #define APPLESMC_READ_CMD 0x10 #define APPLESMC_WRITE_CMD 0x11 @@ -151,65 +155,84 @@ static unsigned int key_at_index; static struct workqueue_struct *applesmc_led_wq; /* - * wait_read - Wait for a byte to appear on SMC port. Callers must - * hold applesmc_lock. + * Wait for specific status bits with a mask on the SMC. + * Used before all transactions. + * This does 10 fast loops of 8us then exponentially backs off for a + * minimum total wait of 262ms. Depending on usleep_range this could + * run out past 500ms. */ -static int wait_read(void) + +static int wait_status(u8 val, u8 mask) { - unsigned long end = jiffies + (APPLESMC_MAX_WAIT * HZ) / USEC_PER_SEC; u8 status; int us; + int i; - for (us = APPLESMC_MIN_WAIT; us < APPLESMC_MAX_WAIT; us <<= 1) { - usleep_range(us, us * 16); + us = APPLESMC_MIN_WAIT; + for (i = 0; i < 24 ; i++) { status = inb(APPLESMC_CMD_PORT); - /* read: wait for smc to settle */ - if (status & 0x01) + if ((status & mask) == val) return 0; - /* timeout: give up */ - if (time_after(jiffies, end)) - break; + usleep_range(us, us * 2); + if (i > 9) + us <<= 1; } - - pr_warn("wait_read() fail: 0x%02x\n", status); return -EIO; } -/* - * send_byte - Write to SMC port, retrying when necessary. Callers - * must hold applesmc_lock. - */ +/* send_byte - Write to SMC data port. Callers must hold applesmc_lock. */ + static int send_byte(u8 cmd, u16 port) { - u8 status; - int us; - unsigned long end = jiffies + (APPLESMC_MAX_WAIT * HZ) / USEC_PER_SEC; + int status; + + status = wait_status(0, SMC_STATUS_IB_CLOSED); + if (status) + return status; + /* + * This needs to be a separate read looking for bit 0x04 + * after bit 0x02 falls. If consolidated with the wait above + * this extra read may not happen if status returns both + * simultaneously and this would appear to be required. + */ + status = wait_status(SMC_STATUS_BUSY, SMC_STATUS_BUSY); + if (status) + return status; outb(cmd, port); - for (us = APPLESMC_MIN_WAIT; us < APPLESMC_MAX_WAIT; us <<= 1) { - usleep_range(us, us * 16); - status = inb(APPLESMC_CMD_PORT); - /* write: wait for smc to settle */ - if (status & 0x02) - continue; - /* ready: cmd accepted, return */ - if (status & 0x04) - return 0; - /* timeout: give up */ - if (time_after(jiffies, end)) - break; - /* busy: long wait and resend */ - udelay(APPLESMC_RETRY_WAIT); - outb(cmd, port); - } - - pr_warn("send_byte(0x%02x, 0x%04x) fail: 0x%02x\n", cmd, port, status); - return -EIO; + return 0; } +/* send_command - Write a command to the SMC. Callers must hold applesmc_lock. */ + static int send_command(u8 cmd) { - return send_byte(cmd, APPLESMC_CMD_PORT); + int ret; + + ret = wait_status(0, SMC_STATUS_IB_CLOSED); + if (ret) + return ret; + outb(cmd, APPLESMC_CMD_PORT); + return 0; +} + +/* + * Based on logic from the Apple driver. This is issued before any interaction + * If busy is stuck high, issue a read command to reset the SMC state machine. + * If busy is stuck high after the command then the SMC is jammed. + */ + +static int smc_sane(void) +{ + int ret; + + ret = wait_status(0, SMC_STATUS_BUSY); + if (!ret) + return ret; + ret = send_command(APPLESMC_READ_CMD); + if (ret) + return ret; + return wait_status(0, SMC_STATUS_BUSY); } static int send_argument(const char *key) @@ -226,6 +249,11 @@ static int read_smc(u8 cmd, const char *key, u8 *buffer, u8 len) { u8 status, data = 0; int i; + int ret; + + ret = smc_sane(); + if (ret) + return ret; if (send_command(cmd) || send_argument(key)) { pr_warn("%.4s: read arg fail\n", key); @@ -239,7 +267,8 @@ static int read_smc(u8 cmd, const char *key, u8 *buffer, u8 len) } for (i = 0; i < len; i++) { - if (wait_read()) { + if (wait_status(SMC_STATUS_AWAITING_DATA | SMC_STATUS_BUSY, + SMC_STATUS_AWAITING_DATA | SMC_STATUS_BUSY)) { pr_warn("%.4s: read data[%d] fail\n", key, i); return -EIO; } @@ -250,19 +279,24 @@ static int read_smc(u8 cmd, const char *key, u8 *buffer, u8 len) for (i = 0; i < 16; i++) { udelay(APPLESMC_MIN_WAIT); status = inb(APPLESMC_CMD_PORT); - if (!(status & 0x01)) + if (!(status & SMC_STATUS_AWAITING_DATA)) break; data = inb(APPLESMC_DATA_PORT); } if (i) pr_warn("flushed %d bytes, last value is: %d\n", i, data); - return 0; + return wait_status(0, SMC_STATUS_BUSY); } static int write_smc(u8 cmd, const char *key, const u8 *buffer, u8 len) { int i; + int ret; + + ret = smc_sane(); + if (ret) + return ret; if (send_command(cmd) || send_argument(key)) { pr_warn("%s: write arg fail\n", key); @@ -281,7 +315,7 @@ static int write_smc(u8 cmd, const char *key, const u8 *buffer, u8 len) } } - return 0; + return wait_status(0, SMC_STATUS_BUSY); } static int read_register_count(unsigned int *count) diff --git a/drivers/hwmon/pmbus/max20730.c b/drivers/hwmon/pmbus/max20730.c index 57923d72490c..be83b98411c7 100644 --- a/drivers/hwmon/pmbus/max20730.c +++ b/drivers/hwmon/pmbus/max20730.c @@ -122,8 +122,8 @@ static ssize_t max20730_debugfs_read(struct file *file, char __user *buf, switch (idx) { case MAX20730_DEBUGFS_VOUT_MIN: ret = VOLT_FROM_REG(data->mfr_voutmin * 10000); - len = snprintf(tbuf, DEBUG_FS_DATA_MAX, "%d.%d\n", - ret / 10000, ret % 10000); + len = scnprintf(tbuf, DEBUG_FS_DATA_MAX, "%d.%d\n", + ret / 10000, ret % 10000); break; case MAX20730_DEBUGFS_FREQUENCY: val = (data->mfr_devset1 & MAX20730_MFR_DEVSET1_FSW_MASK) @@ -141,7 +141,7 @@ static ssize_t max20730_debugfs_read(struct file *file, char __user *buf, ret = 800; else ret = 900; - len = snprintf(tbuf, DEBUG_FS_DATA_MAX, "%d\n", ret); + len = scnprintf(tbuf, DEBUG_FS_DATA_MAX, "%d\n", ret); break; case MAX20730_DEBUGFS_PG_DELAY: val = (data->mfr_devset1 & MAX20730_MFR_DEVSET1_TSTAT_MASK) @@ -223,7 +223,7 @@ static ssize_t max20730_debugfs_read(struct file *file, char __user *buf, case MAX20730_DEBUGFS_OC_PROTECT_MODE: ret = (data->mfr_devset2 & MAX20730_MFR_DEVSET2_OCPM_MASK) >> MAX20730_MFR_DEVSET2_OCPM_BIT_POS; - len = snprintf(tbuf, DEBUG_FS_DATA_MAX, "%d\n", ret); + len = scnprintf(tbuf, DEBUG_FS_DATA_MAX, "%d\n", ret); break; case MAX20730_DEBUGFS_SS_TIMING: val = (data->mfr_devset2 & MAX20730_MFR_DEVSET2_SS_MASK) @@ -241,32 +241,32 @@ static ssize_t max20730_debugfs_read(struct file *file, char __user *buf, case MAX20730_DEBUGFS_IMAX: ret = (data->mfr_devset2 & MAX20730_MFR_DEVSET2_IMAX_MASK) >> MAX20730_MFR_DEVSET2_IMAX_BIT_POS; - len = snprintf(tbuf, DEBUG_FS_DATA_MAX, "%d\n", ret); + len = scnprintf(tbuf, DEBUG_FS_DATA_MAX, "%d\n", ret); break; case MAX20730_DEBUGFS_OPERATION: ret = i2c_smbus_read_byte_data(psu->client, PMBUS_OPERATION); if (ret < 0) return ret; - len = snprintf(tbuf, DEBUG_FS_DATA_MAX, "%d\n", ret); + len = scnprintf(tbuf, DEBUG_FS_DATA_MAX, "%d\n", ret); break; case MAX20730_DEBUGFS_ON_OFF_CONFIG: ret = i2c_smbus_read_byte_data(psu->client, PMBUS_ON_OFF_CONFIG); if (ret < 0) return ret; - len = snprintf(tbuf, DEBUG_FS_DATA_MAX, "%d\n", ret); + len = scnprintf(tbuf, DEBUG_FS_DATA_MAX, "%d\n", ret); break; case MAX20730_DEBUGFS_SMBALERT_MASK: ret = i2c_smbus_read_word_data(psu->client, PMBUS_SMB_ALERT_MASK); if (ret < 0) return ret; - len = snprintf(tbuf, DEBUG_FS_DATA_MAX, "%d\n", ret); + len = scnprintf(tbuf, DEBUG_FS_DATA_MAX, "%d\n", ret); break; case MAX20730_DEBUGFS_VOUT_MODE: ret = i2c_smbus_read_byte_data(psu->client, PMBUS_VOUT_MODE); if (ret < 0) return ret; - len = snprintf(tbuf, DEBUG_FS_DATA_MAX, "%d\n", ret); + len = scnprintf(tbuf, DEBUG_FS_DATA_MAX, "%d\n", ret); break; case MAX20730_DEBUGFS_VOUT_COMMAND: ret = i2c_smbus_read_word_data(psu->client, PMBUS_VOUT_COMMAND); @@ -274,8 +274,8 @@ static ssize_t max20730_debugfs_read(struct file *file, char __user *buf, return ret; ret = VOLT_FROM_REG(ret * 10000); - len = snprintf(tbuf, DEBUG_FS_DATA_MAX, - "%d.%d\n", ret / 10000, ret % 10000); + len = scnprintf(tbuf, DEBUG_FS_DATA_MAX, + "%d.%d\n", ret / 10000, ret % 10000); break; case MAX20730_DEBUGFS_VOUT_MAX: ret = i2c_smbus_read_word_data(psu->client, PMBUS_VOUT_MAX); @@ -283,8 +283,8 @@ static ssize_t max20730_debugfs_read(struct file *file, char __user *buf, return ret; ret = VOLT_FROM_REG(ret * 10000); - len = snprintf(tbuf, DEBUG_FS_DATA_MAX, - "%d.%d\n", ret / 10000, ret % 10000); + len = scnprintf(tbuf, DEBUG_FS_DATA_MAX, + "%d.%d\n", ret / 10000, ret % 10000); break; default: len = strlcpy(tbuf, "Invalid\n", DEBUG_FS_DATA_MAX); diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c index 170a9f82ca61..b0e2820a2d57 100644 --- a/drivers/hwmon/pmbus/pmbus_core.c +++ b/drivers/hwmon/pmbus/pmbus_core.c @@ -941,12 +941,16 @@ static ssize_t pmbus_show_sensor(struct device *dev, struct i2c_client *client = to_i2c_client(dev->parent); struct pmbus_sensor *sensor = to_pmbus_sensor(devattr); struct pmbus_data *data = i2c_get_clientdata(client); + ssize_t ret; + mutex_lock(&data->update_lock); pmbus_update_sensor_data(client, sensor); if (sensor->data < 0) - return sensor->data; - - return snprintf(buf, PAGE_SIZE, "%lld\n", pmbus_reg2data(data, sensor)); + ret = sensor->data; + else + ret = snprintf(buf, PAGE_SIZE, "%lld\n", pmbus_reg2data(data, sensor)); + mutex_unlock(&data->update_lock); + return ret; } static ssize_t pmbus_set_sensor(struct device *dev, @@ -2012,8 +2016,11 @@ static ssize_t pmbus_show_samples(struct device *dev, int val; struct i2c_client *client = to_i2c_client(dev->parent); struct pmbus_samples_reg *reg = to_samples_reg(devattr); + struct pmbus_data *data = i2c_get_clientdata(client); + mutex_lock(&data->update_lock); val = _pmbus_read_word_data(client, reg->page, 0xff, reg->attr->reg); + mutex_unlock(&data->update_lock); if (val < 0) return val; diff --git a/drivers/hwmon/pwm-fan.c b/drivers/hwmon/pwm-fan.c index bdba2143021a..1f63807c0399 100644 --- a/drivers/hwmon/pwm-fan.c +++ b/drivers/hwmon/pwm-fan.c @@ -54,16 +54,18 @@ static irqreturn_t pulse_handler(int irq, void *dev_id) static void sample_timer(struct timer_list *t) { struct pwm_fan_ctx *ctx = from_timer(ctx, t, rpm_timer); + unsigned int delta = ktime_ms_delta(ktime_get(), ctx->sample_start); int pulses; - u64 tmp; - pulses = atomic_read(&ctx->pulses); - atomic_sub(pulses, &ctx->pulses); - tmp = (u64)pulses * ktime_ms_delta(ktime_get(), ctx->sample_start) * 60; - do_div(tmp, ctx->pulses_per_revolution * 1000); - ctx->rpm = tmp; + if (delta) { + pulses = atomic_read(&ctx->pulses); + atomic_sub(pulses, &ctx->pulses); + ctx->rpm = (unsigned int)(pulses * 1000 * 60) / + (ctx->pulses_per_revolution * delta); + + ctx->sample_start = ktime_get(); + } - ctx->sample_start = ktime_get(); mod_timer(&ctx->rpm_timer, jiffies + HZ); } diff --git a/drivers/iio/accel/kxcjk-1013.c b/drivers/iio/accel/kxcjk-1013.c index beb38d9d607d..560a3373ff20 100644 --- a/drivers/iio/accel/kxcjk-1013.c +++ b/drivers/iio/accel/kxcjk-1013.c @@ -126,6 +126,12 @@ enum kx_chipset { KX_MAX_CHIPS /* this must be last */ }; +enum kx_acpi_type { + ACPI_GENERIC, + ACPI_SMO8500, + ACPI_KIOX010A, +}; + struct kxcjk1013_data { struct i2c_client *client; struct iio_trigger *dready_trig; @@ -143,7 +149,7 @@ struct kxcjk1013_data { bool motion_trigger_on; int64_t timestamp; enum kx_chipset chipset; - bool is_smo8500_device; + enum kx_acpi_type acpi_type; }; enum kxcjk1013_axis { @@ -270,6 +276,32 @@ static const struct { {19163, 1, 0}, {38326, 0, 1} }; +#ifdef CONFIG_ACPI +enum kiox010a_fn_index { + KIOX010A_SET_LAPTOP_MODE = 1, + KIOX010A_SET_TABLET_MODE = 2, +}; + +static int kiox010a_dsm(struct device *dev, int fn_index) +{ + acpi_handle handle = ACPI_HANDLE(dev); + guid_t kiox010a_dsm_guid; + union acpi_object *obj; + + if (!handle) + return -ENODEV; + + guid_parse("1f339696-d475-4e26-8cad-2e9f8e6d7a91", &kiox010a_dsm_guid); + + obj = acpi_evaluate_dsm(handle, &kiox010a_dsm_guid, 1, fn_index, NULL); + if (!obj) + return -EIO; + + ACPI_FREE(obj); + return 0; +} +#endif + static int kxcjk1013_set_mode(struct kxcjk1013_data *data, enum kxcjk1013_mode mode) { @@ -347,6 +379,13 @@ static int kxcjk1013_chip_init(struct kxcjk1013_data *data) { int ret; +#ifdef CONFIG_ACPI + if (data->acpi_type == ACPI_KIOX010A) { + /* Make sure the kbd and touchpad on 2-in-1s using 2 KXCJ91008-s work */ + kiox010a_dsm(&data->client->dev, KIOX010A_SET_LAPTOP_MODE); + } +#endif + ret = i2c_smbus_read_byte_data(data->client, KXCJK1013_REG_WHO_AM_I); if (ret < 0) { dev_err(&data->client->dev, "Error reading who_am_i\n"); @@ -1247,7 +1286,7 @@ static irqreturn_t kxcjk1013_data_rdy_trig_poll(int irq, void *private) static const char *kxcjk1013_match_acpi_device(struct device *dev, enum kx_chipset *chipset, - bool *is_smo8500_device) + enum kx_acpi_type *acpi_type) { const struct acpi_device_id *id; @@ -1256,7 +1295,9 @@ static const char *kxcjk1013_match_acpi_device(struct device *dev, return NULL; if (strcmp(id->id, "SMO8500") == 0) - *is_smo8500_device = true; + *acpi_type = ACPI_SMO8500; + else if (strcmp(id->id, "KIOX010A") == 0) + *acpi_type = ACPI_KIOX010A; *chipset = (enum kx_chipset)id->driver_data; @@ -1299,7 +1340,7 @@ static int kxcjk1013_probe(struct i2c_client *client, } else if (ACPI_HANDLE(&client->dev)) { name = kxcjk1013_match_acpi_device(&client->dev, &data->chipset, - &data->is_smo8500_device); + &data->acpi_type); } else return -ENODEV; @@ -1316,7 +1357,7 @@ static int kxcjk1013_probe(struct i2c_client *client, indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->info = &kxcjk1013_info; - if (client->irq > 0 && !data->is_smo8500_device) { + if (client->irq > 0 && data->acpi_type != ACPI_SMO8500) { ret = devm_request_threaded_irq(&client->dev, client->irq, kxcjk1013_data_rdy_trig_poll, kxcjk1013_event_handler, diff --git a/drivers/iio/adc/ingenic-adc.c b/drivers/iio/adc/ingenic-adc.c index 92b25083e23f..1aafbe2cfe67 100644 --- a/drivers/iio/adc/ingenic-adc.c +++ b/drivers/iio/adc/ingenic-adc.c @@ -71,7 +71,7 @@ #define JZ4725B_ADC_BATTERY_HIGH_VREF_BITS 10 #define JZ4740_ADC_BATTERY_HIGH_VREF (7500 * 0.986) #define JZ4740_ADC_BATTERY_HIGH_VREF_BITS 12 -#define JZ4770_ADC_BATTERY_VREF 6600 +#define JZ4770_ADC_BATTERY_VREF 1200 #define JZ4770_ADC_BATTERY_VREF_BITS 12 #define JZ_ADC_IRQ_AUX BIT(0) @@ -177,13 +177,12 @@ static void ingenic_adc_set_config(struct ingenic_adc *adc, mutex_unlock(&adc->lock); } -static void ingenic_adc_enable(struct ingenic_adc *adc, - int engine, - bool enabled) +static void ingenic_adc_enable_unlocked(struct ingenic_adc *adc, + int engine, + bool enabled) { u8 val; - mutex_lock(&adc->lock); val = readb(adc->base + JZ_ADC_REG_ENABLE); if (enabled) @@ -192,20 +191,41 @@ static void ingenic_adc_enable(struct ingenic_adc *adc, val &= ~BIT(engine); writeb(val, adc->base + JZ_ADC_REG_ENABLE); +} + +static void ingenic_adc_enable(struct ingenic_adc *adc, + int engine, + bool enabled) +{ + mutex_lock(&adc->lock); + ingenic_adc_enable_unlocked(adc, engine, enabled); mutex_unlock(&adc->lock); } static int ingenic_adc_capture(struct ingenic_adc *adc, int engine) { + u32 cfg; u8 val; int ret; - ingenic_adc_enable(adc, engine, true); + /* + * Disable CMD_SEL temporarily, because it causes wrong VBAT readings, + * probably due to the switch of VREF. We must keep the lock here to + * avoid races with the buffer enable/disable functions. + */ + mutex_lock(&adc->lock); + cfg = readl(adc->base + JZ_ADC_REG_CFG); + writel(cfg & ~JZ_ADC_REG_CFG_CMD_SEL, adc->base + JZ_ADC_REG_CFG); + + ingenic_adc_enable_unlocked(adc, engine, true); ret = readb_poll_timeout(adc->base + JZ_ADC_REG_ENABLE, val, !(val & BIT(engine)), 250, 1000); if (ret) - ingenic_adc_enable(adc, engine, false); + ingenic_adc_enable_unlocked(adc, engine, false); + + writel(cfg, adc->base + JZ_ADC_REG_CFG); + mutex_unlock(&adc->lock); return ret; } diff --git a/drivers/iio/adc/mt6577_auxadc.c b/drivers/iio/adc/mt6577_auxadc.c index ac415cb089cd..79c1dd68b909 100644 --- a/drivers/iio/adc/mt6577_auxadc.c +++ b/drivers/iio/adc/mt6577_auxadc.c @@ -9,9 +9,9 @@ #include <linux/err.h> #include <linux/kernel.h> #include <linux/module.h> -#include <linux/of.h> -#include <linux/of_device.h> +#include <linux/mod_devicetable.h> #include <linux/platform_device.h> +#include <linux/property.h> #include <linux/iopoll.h> #include <linux/io.h> #include <linux/iio/iio.h> @@ -276,6 +276,8 @@ static int mt6577_auxadc_probe(struct platform_device *pdev) goto err_disable_clk; } + adc_dev->dev_comp = device_get_match_data(&pdev->dev); + mutex_init(&adc_dev->lock); mt6577_auxadc_mod_reg(adc_dev->reg_base + MT6577_AUXADC_MISC, diff --git a/drivers/iio/adc/stm32-adc-core.c b/drivers/iio/adc/stm32-adc-core.c index cd870c089182..a83199b212a4 100644 --- a/drivers/iio/adc/stm32-adc-core.c +++ b/drivers/iio/adc/stm32-adc-core.c @@ -41,18 +41,16 @@ * struct stm32_adc_common_regs - stm32 common registers * @csr: common status register offset * @ccr: common control register offset - * @eoc1_msk: adc1 end of conversion flag in @csr - * @eoc2_msk: adc2 end of conversion flag in @csr - * @eoc3_msk: adc3 end of conversion flag in @csr + * @eoc_msk: array of eoc (end of conversion flag) masks in csr for adc1..n + * @ovr_msk: array of ovr (overrun flag) masks in csr for adc1..n * @ier: interrupt enable register offset for each adc * @eocie_msk: end of conversion interrupt enable mask in @ier */ struct stm32_adc_common_regs { u32 csr; u32 ccr; - u32 eoc1_msk; - u32 eoc2_msk; - u32 eoc3_msk; + u32 eoc_msk[STM32_ADC_MAX_ADCS]; + u32 ovr_msk[STM32_ADC_MAX_ADCS]; u32 ier; u32 eocie_msk; }; @@ -282,21 +280,20 @@ out: static const struct stm32_adc_common_regs stm32f4_adc_common_regs = { .csr = STM32F4_ADC_CSR, .ccr = STM32F4_ADC_CCR, - .eoc1_msk = STM32F4_EOC1 | STM32F4_OVR1, - .eoc2_msk = STM32F4_EOC2 | STM32F4_OVR2, - .eoc3_msk = STM32F4_EOC3 | STM32F4_OVR3, + .eoc_msk = { STM32F4_EOC1, STM32F4_EOC2, STM32F4_EOC3}, + .ovr_msk = { STM32F4_OVR1, STM32F4_OVR2, STM32F4_OVR3}, .ier = STM32F4_ADC_CR1, - .eocie_msk = STM32F4_EOCIE | STM32F4_OVRIE, + .eocie_msk = STM32F4_EOCIE, }; /* STM32H7 common registers definitions */ static const struct stm32_adc_common_regs stm32h7_adc_common_regs = { .csr = STM32H7_ADC_CSR, .ccr = STM32H7_ADC_CCR, - .eoc1_msk = STM32H7_EOC_MST | STM32H7_OVR_MST, - .eoc2_msk = STM32H7_EOC_SLV | STM32H7_OVR_SLV, + .eoc_msk = { STM32H7_EOC_MST, STM32H7_EOC_SLV}, + .ovr_msk = { STM32H7_OVR_MST, STM32H7_OVR_SLV}, .ier = STM32H7_ADC_IER, - .eocie_msk = STM32H7_EOCIE | STM32H7_OVRIE, + .eocie_msk = STM32H7_EOCIE, }; static const unsigned int stm32_adc_offset[STM32_ADC_MAX_ADCS] = { @@ -318,6 +315,7 @@ static void stm32_adc_irq_handler(struct irq_desc *desc) { struct stm32_adc_priv *priv = irq_desc_get_handler_data(desc); struct irq_chip *chip = irq_desc_get_chip(desc); + int i; u32 status; chained_irq_enter(chip, desc); @@ -335,17 +333,12 @@ static void stm32_adc_irq_handler(struct irq_desc *desc) * before invoking the interrupt handler (e.g. call ISR only for * IRQ-enabled ADCs). */ - if (status & priv->cfg->regs->eoc1_msk && - stm32_adc_eoc_enabled(priv, 0)) - generic_handle_irq(irq_find_mapping(priv->domain, 0)); - - if (status & priv->cfg->regs->eoc2_msk && - stm32_adc_eoc_enabled(priv, 1)) - generic_handle_irq(irq_find_mapping(priv->domain, 1)); - - if (status & priv->cfg->regs->eoc3_msk && - stm32_adc_eoc_enabled(priv, 2)) - generic_handle_irq(irq_find_mapping(priv->domain, 2)); + for (i = 0; i < priv->cfg->num_irqs; i++) { + if ((status & priv->cfg->regs->eoc_msk[i] && + stm32_adc_eoc_enabled(priv, i)) || + (status & priv->cfg->regs->ovr_msk[i])) + generic_handle_irq(irq_find_mapping(priv->domain, i)); + } chained_irq_exit(chip, desc); }; diff --git a/drivers/iio/adc/stm32-adc.c b/drivers/iio/adc/stm32-adc.c index b3f31f147347..16c02c30dec7 100644 --- a/drivers/iio/adc/stm32-adc.c +++ b/drivers/iio/adc/stm32-adc.c @@ -154,6 +154,7 @@ struct stm32_adc; * @start_conv: routine to start conversions * @stop_conv: routine to stop conversions * @unprepare: optional unprepare routine (disable, power-down) + * @irq_clear: routine to clear irqs * @smp_cycles: programmable sampling time (ADC clock cycles) */ struct stm32_adc_cfg { @@ -166,6 +167,7 @@ struct stm32_adc_cfg { void (*start_conv)(struct iio_dev *, bool dma); void (*stop_conv)(struct iio_dev *); void (*unprepare)(struct iio_dev *); + void (*irq_clear)(struct iio_dev *indio_dev, u32 msk); const unsigned int *smp_cycles; }; @@ -621,6 +623,13 @@ static void stm32f4_adc_stop_conv(struct iio_dev *indio_dev) STM32F4_ADON | STM32F4_DMA | STM32F4_DDS); } +static void stm32f4_adc_irq_clear(struct iio_dev *indio_dev, u32 msk) +{ + struct stm32_adc *adc = iio_priv(indio_dev); + + stm32_adc_clr_bits(adc, adc->cfg->regs->isr_eoc.reg, msk); +} + static void stm32h7_adc_start_conv(struct iio_dev *indio_dev, bool dma) { struct stm32_adc *adc = iio_priv(indio_dev); @@ -659,6 +668,13 @@ static void stm32h7_adc_stop_conv(struct iio_dev *indio_dev) stm32_adc_clr_bits(adc, STM32H7_ADC_CFGR, STM32H7_DMNGT_MASK); } +static void stm32h7_adc_irq_clear(struct iio_dev *indio_dev, u32 msk) +{ + struct stm32_adc *adc = iio_priv(indio_dev); + /* On STM32H7 IRQs are cleared by writing 1 into ISR register */ + stm32_adc_set_bits(adc, adc->cfg->regs->isr_eoc.reg, msk); +} + static int stm32h7_adc_exit_pwr_down(struct iio_dev *indio_dev) { struct stm32_adc *adc = iio_priv(indio_dev); @@ -1235,17 +1251,40 @@ static int stm32_adc_read_raw(struct iio_dev *indio_dev, } } +static void stm32_adc_irq_clear(struct iio_dev *indio_dev, u32 msk) +{ + struct stm32_adc *adc = iio_priv(indio_dev); + + adc->cfg->irq_clear(indio_dev, msk); +} + static irqreturn_t stm32_adc_threaded_isr(int irq, void *data) { struct iio_dev *indio_dev = data; struct stm32_adc *adc = iio_priv(indio_dev); const struct stm32_adc_regspec *regs = adc->cfg->regs; u32 status = stm32_adc_readl(adc, regs->isr_eoc.reg); + u32 mask = stm32_adc_readl(adc, regs->ier_eoc.reg); - if (status & regs->isr_ovr.mask) + /* Check ovr status right now, as ovr mask should be already disabled */ + if (status & regs->isr_ovr.mask) { + /* + * Clear ovr bit to avoid subsequent calls to IRQ handler. + * This requires to stop ADC first. OVR bit state in ISR, + * is propaged to CSR register by hardware. + */ + adc->cfg->stop_conv(indio_dev); + stm32_adc_irq_clear(indio_dev, regs->isr_ovr.mask); dev_err(&indio_dev->dev, "Overrun, stopping: restart needed\n"); + return IRQ_HANDLED; + } - return IRQ_HANDLED; + if (!(status & mask)) + dev_err_ratelimited(&indio_dev->dev, + "Unexpected IRQ: IER=0x%08x, ISR=0x%08x\n", + mask, status); + + return IRQ_NONE; } static irqreturn_t stm32_adc_isr(int irq, void *data) @@ -1254,6 +1293,10 @@ static irqreturn_t stm32_adc_isr(int irq, void *data) struct stm32_adc *adc = iio_priv(indio_dev); const struct stm32_adc_regspec *regs = adc->cfg->regs; u32 status = stm32_adc_readl(adc, regs->isr_eoc.reg); + u32 mask = stm32_adc_readl(adc, regs->ier_eoc.reg); + + if (!(status & mask)) + return IRQ_WAKE_THREAD; if (status & regs->isr_ovr.mask) { /* @@ -2046,6 +2089,7 @@ static const struct stm32_adc_cfg stm32f4_adc_cfg = { .start_conv = stm32f4_adc_start_conv, .stop_conv = stm32f4_adc_stop_conv, .smp_cycles = stm32f4_adc_smp_cycles, + .irq_clear = stm32f4_adc_irq_clear, }; static const struct stm32_adc_cfg stm32h7_adc_cfg = { @@ -2057,6 +2101,7 @@ static const struct stm32_adc_cfg stm32h7_adc_cfg = { .prepare = stm32h7_adc_prepare, .unprepare = stm32h7_adc_unprepare, .smp_cycles = stm32h7_adc_smp_cycles, + .irq_clear = stm32h7_adc_irq_clear, }; static const struct stm32_adc_cfg stm32mp1_adc_cfg = { @@ -2069,6 +2114,7 @@ static const struct stm32_adc_cfg stm32mp1_adc_cfg = { .prepare = stm32h7_adc_prepare, .unprepare = stm32h7_adc_unprepare, .smp_cycles = stm32h7_adc_smp_cycles, + .irq_clear = stm32h7_adc_irq_clear, }; static const struct of_device_id stm32_adc_of_match[] = { diff --git a/drivers/iio/common/cros_ec_sensors/cros_ec_sensors_core.c b/drivers/iio/common/cros_ec_sensors/cros_ec_sensors_core.c index c62cacc04672..e3f507771f17 100644 --- a/drivers/iio/common/cros_ec_sensors/cros_ec_sensors_core.c +++ b/drivers/iio/common/cros_ec_sensors/cros_ec_sensors_core.c @@ -256,7 +256,7 @@ int cros_ec_sensors_core_init(struct platform_device *pdev, struct cros_ec_sensorhub *sensor_hub = dev_get_drvdata(dev->parent); struct cros_ec_dev *ec = sensor_hub->ec; struct cros_ec_sensor_platform *sensor_platform = dev_get_platdata(dev); - u32 ver_mask; + u32 ver_mask, temp; int frequencies[ARRAY_SIZE(state->frequencies) / 2] = { 0 }; int ret, i; @@ -311,10 +311,16 @@ int cros_ec_sensors_core_init(struct platform_device *pdev, &frequencies[2], &state->fifo_max_event_count); } else { - frequencies[1] = state->resp->info_3.min_frequency; - frequencies[2] = state->resp->info_3.max_frequency; - state->fifo_max_event_count = - state->resp->info_3.fifo_max_event_count; + if (state->resp->info_3.max_frequency == 0) { + get_default_min_max_freq(state->resp->info.type, + &frequencies[1], + &frequencies[2], + &temp); + } else { + frequencies[1] = state->resp->info_3.min_frequency; + frequencies[2] = state->resp->info_3.max_frequency; + } + state->fifo_max_event_count = state->resp->info_3.fifo_max_event_count; } for (i = 0; i < ARRAY_SIZE(frequencies); i++) { state->frequencies[2 * i] = frequencies[i] / 1000; diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c index 8c8d8870ca07..99562ba85ee4 100644 --- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c +++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_shub.c @@ -156,11 +156,13 @@ static const struct st_lsm6dsx_ext_dev_settings st_lsm6dsx_ext_dev_table[] = { static void st_lsm6dsx_shub_wait_complete(struct st_lsm6dsx_hw *hw) { struct st_lsm6dsx_sensor *sensor; - u32 odr; + u32 odr, timeout; sensor = iio_priv(hw->iio_devs[ST_LSM6DSX_ID_ACC]); odr = (hw->enable_mask & BIT(ST_LSM6DSX_ID_ACC)) ? sensor->odr : 12500; - msleep((2000000U / odr) + 1); + /* set 10ms as minimum timeout for i2c slave configuration */ + timeout = max_t(u32, 2000000U / odr + 1, 10); + msleep(timeout); } /* diff --git a/drivers/iio/light/Kconfig b/drivers/iio/light/Kconfig index cade6dc0305b..33ad4dd0b5c7 100644 --- a/drivers/iio/light/Kconfig +++ b/drivers/iio/light/Kconfig @@ -544,6 +544,7 @@ config VCNL4000 config VCNL4035 tristate "VCNL4035 combined ALS and proximity sensor" + select IIO_BUFFER select IIO_TRIGGERED_BUFFER select REGMAP_I2C depends on I2C diff --git a/drivers/infiniband/Kconfig b/drivers/infiniband/Kconfig index 32a51432ec4f..9325e189a215 100644 --- a/drivers/infiniband/Kconfig +++ b/drivers/infiniband/Kconfig @@ -73,6 +73,9 @@ config INFINIBAND_ADDR_TRANS_CONFIGFS This allows the user to config the default GID type that the CM uses for each device, when initiaing new connections. +config INFINIBAND_VIRT_DMA + def_bool !HIGHMEM + if INFINIBAND_USER_ACCESS || !INFINIBAND_USER_ACCESS source "drivers/infiniband/hw/mthca/Kconfig" source "drivers/infiniband/hw/qib/Kconfig" diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c index 5740d1ba3568..012156624b82 100644 --- a/drivers/infiniband/core/cm.c +++ b/drivers/infiniband/core/cm.c @@ -859,8 +859,8 @@ static struct cm_id_private *cm_alloc_id_priv(struct ib_device *device, atomic_set(&cm_id_priv->work_count, -1); refcount_set(&cm_id_priv->refcount, 1); - ret = xa_alloc_cyclic_irq(&cm.local_id_table, &id, NULL, xa_limit_32b, - &cm.local_id_next, GFP_KERNEL); + ret = xa_alloc_cyclic(&cm.local_id_table, &id, NULL, xa_limit_32b, + &cm.local_id_next, GFP_KERNEL); if (ret < 0) goto error; cm_id_priv->id.local_id = (__force __be32)id ^ cm.random_id_operand; @@ -878,8 +878,8 @@ error: */ static void cm_finalize_id(struct cm_id_private *cm_id_priv) { - xa_store_irq(&cm.local_id_table, cm_local_id(cm_id_priv->id.local_id), - cm_id_priv, GFP_KERNEL); + xa_store(&cm.local_id_table, cm_local_id(cm_id_priv->id.local_id), + cm_id_priv, GFP_ATOMIC); } struct ib_cm_id *ib_create_cm_id(struct ib_device *device, @@ -1169,7 +1169,7 @@ retest: spin_unlock(&cm.lock); spin_unlock_irq(&cm_id_priv->lock); - xa_erase_irq(&cm.local_id_table, cm_local_id(cm_id->local_id)); + xa_erase(&cm.local_id_table, cm_local_id(cm_id->local_id)); cm_deref_id(cm_id_priv); wait_for_completion(&cm_id_priv->comp); while ((work = cm_dequeue_work(cm_id_priv)) != NULL) @@ -4482,7 +4482,7 @@ static int __init ib_cm_init(void) cm.remote_id_table = RB_ROOT; cm.remote_qp_table = RB_ROOT; cm.remote_sidr_table = RB_ROOT; - xa_init_flags(&cm.local_id_table, XA_FLAGS_ALLOC | XA_FLAGS_LOCK_IRQ); + xa_init_flags(&cm.local_id_table, XA_FLAGS_ALLOC); get_random_bytes(&cm.random_id_operand, sizeof cm.random_id_operand); INIT_LIST_HEAD(&cm.timewait_list); diff --git a/drivers/infiniband/hw/hfi1/chip.c b/drivers/infiniband/hw/hfi1/chip.c index 7eaf99538216..c87b94ea2939 100644 --- a/drivers/infiniband/hw/hfi1/chip.c +++ b/drivers/infiniband/hw/hfi1/chip.c @@ -15245,7 +15245,8 @@ int hfi1_init_dd(struct hfi1_devdata *dd) & CCE_REVISION_SW_MASK); /* alloc netdev data */ - if (hfi1_netdev_alloc(dd)) + ret = hfi1_netdev_alloc(dd); + if (ret) goto bail_cleanup; ret = set_up_context_variables(dd); diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c index fa2a3fa0c3e4..6895bac53990 100644 --- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c +++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_main.c @@ -266,7 +266,7 @@ static int pvrdma_register_device(struct pvrdma_dev *dev) } ret = ib_device_set_netdev(&dev->ib_dev, dev->netdev, 1); if (ret) - return ret; + goto err_srq_free; spin_lock_init(&dev->srq_tbl_lock); rdma_set_device_sysfs_group(&dev->ib_dev, &pvrdma_attr_group); diff --git a/drivers/infiniband/sw/rdmavt/Kconfig b/drivers/infiniband/sw/rdmavt/Kconfig index 9ef5f5ce1ff6..c8e268082952 100644 --- a/drivers/infiniband/sw/rdmavt/Kconfig +++ b/drivers/infiniband/sw/rdmavt/Kconfig @@ -1,7 +1,8 @@ # SPDX-License-Identifier: GPL-2.0-only config INFINIBAND_RDMAVT tristate "RDMA verbs transport library" - depends on X86_64 && ARCH_DMA_ADDR_T_64BIT + depends on INFINIBAND_VIRT_DMA + depends on X86_64 depends on PCI select DMA_VIRT_OPS help diff --git a/drivers/infiniband/sw/rxe/Kconfig b/drivers/infiniband/sw/rxe/Kconfig index a0c6c7dfc181..8810bfa68049 100644 --- a/drivers/infiniband/sw/rxe/Kconfig +++ b/drivers/infiniband/sw/rxe/Kconfig @@ -2,7 +2,7 @@ config RDMA_RXE tristate "Software RDMA over Ethernet (RoCE) driver" depends on INET && PCI && INFINIBAND - depends on !64BIT || ARCH_DMA_ADDR_T_64BIT + depends on INFINIBAND_VIRT_DMA select NET_UDP_TUNNEL select CRYPTO_CRC32 select DMA_VIRT_OPS diff --git a/drivers/infiniband/sw/siw/Kconfig b/drivers/infiniband/sw/siw/Kconfig index b622fc62f2cd..3450ba5081df 100644 --- a/drivers/infiniband/sw/siw/Kconfig +++ b/drivers/infiniband/sw/siw/Kconfig @@ -1,6 +1,7 @@ config RDMA_SIW tristate "Software RDMA over TCP/IP (iWARP) driver" depends on INET && INFINIBAND && LIBCRC32C + depends on INFINIBAND_VIRT_DMA select DMA_VIRT_OPS help This driver implements the iWARP RDMA transport over diff --git a/drivers/input/keyboard/sunkbd.c b/drivers/input/keyboard/sunkbd.c index 27126e621eb6..d450f11b98a7 100644 --- a/drivers/input/keyboard/sunkbd.c +++ b/drivers/input/keyboard/sunkbd.c @@ -99,7 +99,8 @@ static irqreturn_t sunkbd_interrupt(struct serio *serio, switch (data) { case SUNKBD_RET_RESET: - schedule_work(&sunkbd->tq); + if (sunkbd->enabled) + schedule_work(&sunkbd->tq); sunkbd->reset = -1; break; @@ -200,16 +201,12 @@ static int sunkbd_initialize(struct sunkbd *sunkbd) } /* - * sunkbd_reinit() sets leds and beeps to a state the computer remembers they - * were in. + * sunkbd_set_leds_beeps() sets leds and beeps to a state the computer remembers + * they were in. */ -static void sunkbd_reinit(struct work_struct *work) +static void sunkbd_set_leds_beeps(struct sunkbd *sunkbd) { - struct sunkbd *sunkbd = container_of(work, struct sunkbd, tq); - - wait_event_interruptible_timeout(sunkbd->wait, sunkbd->reset >= 0, HZ); - serio_write(sunkbd->serio, SUNKBD_CMD_SETLED); serio_write(sunkbd->serio, (!!test_bit(LED_CAPSL, sunkbd->dev->led) << 3) | @@ -222,11 +219,39 @@ static void sunkbd_reinit(struct work_struct *work) SUNKBD_CMD_BELLOFF - !!test_bit(SND_BELL, sunkbd->dev->snd)); } + +/* + * sunkbd_reinit() wait for the keyboard reset to complete and restores state + * of leds and beeps. + */ + +static void sunkbd_reinit(struct work_struct *work) +{ + struct sunkbd *sunkbd = container_of(work, struct sunkbd, tq); + + /* + * It is OK that we check sunkbd->enabled without pausing serio, + * as we only want to catch true->false transition that will + * happen once and we will be woken up for it. + */ + wait_event_interruptible_timeout(sunkbd->wait, + sunkbd->reset >= 0 || !sunkbd->enabled, + HZ); + + if (sunkbd->reset >= 0 && sunkbd->enabled) + sunkbd_set_leds_beeps(sunkbd); +} + static void sunkbd_enable(struct sunkbd *sunkbd, bool enable) { serio_pause_rx(sunkbd->serio); sunkbd->enabled = enable; serio_continue_rx(sunkbd->serio); + + if (!enable) { + wake_up_interruptible(&sunkbd->wait); + cancel_work_sync(&sunkbd->tq); + } } /* diff --git a/drivers/input/misc/adxl34x.c b/drivers/input/misc/adxl34x.c index 5fe92d4ba3f0..4cc4e8ff42b3 100644 --- a/drivers/input/misc/adxl34x.c +++ b/drivers/input/misc/adxl34x.c @@ -696,7 +696,7 @@ struct adxl34x *adxl34x_probe(struct device *dev, int irq, struct input_dev *input_dev; const struct adxl34x_platform_data *pdata; int err, range, i; - unsigned char revid; + int revid; if (!irq) { dev_err(dev, "no IRQ?\n"); diff --git a/drivers/input/mouse/elan_i2c.h b/drivers/input/mouse/elan_i2c.h index c75b00c45d75..36e3cd908671 100644 --- a/drivers/input/mouse/elan_i2c.h +++ b/drivers/input/mouse/elan_i2c.h @@ -78,7 +78,7 @@ struct elan_transport_ops { int (*iap_reset)(struct i2c_client *client); int (*prepare_fw_update)(struct i2c_client *client, u16 ic_type, - u8 iap_version); + u8 iap_version, u16 fw_page_size); int (*write_fw_block)(struct i2c_client *client, u16 fw_page_size, const u8 *page, u16 checksum, int idx); int (*finish_fw_update)(struct i2c_client *client, diff --git a/drivers/input/mouse/elan_i2c_core.c b/drivers/input/mouse/elan_i2c_core.c index c599e21a8478..61ed3f5ca219 100644 --- a/drivers/input/mouse/elan_i2c_core.c +++ b/drivers/input/mouse/elan_i2c_core.c @@ -497,7 +497,8 @@ static int __elan_update_firmware(struct elan_tp_data *data, u16 sw_checksum = 0, fw_checksum = 0; error = data->ops->prepare_fw_update(client, data->ic_type, - data->iap_version); + data->iap_version, + data->fw_page_size); if (error) return error; diff --git a/drivers/input/mouse/elan_i2c_i2c.c b/drivers/input/mouse/elan_i2c_i2c.c index 5a496d4ffa49..13dc097eb6c6 100644 --- a/drivers/input/mouse/elan_i2c_i2c.c +++ b/drivers/input/mouse/elan_i2c_i2c.c @@ -517,7 +517,7 @@ static int elan_i2c_set_flash_key(struct i2c_client *client) return 0; } -static int elan_read_write_iap_type(struct i2c_client *client) +static int elan_read_write_iap_type(struct i2c_client *client, u16 fw_page_size) { int error; u16 constant; @@ -526,7 +526,7 @@ static int elan_read_write_iap_type(struct i2c_client *client) do { error = elan_i2c_write_cmd(client, ETP_I2C_IAP_TYPE_CMD, - ETP_I2C_IAP_TYPE_REG); + fw_page_size / 2); if (error) { dev_err(&client->dev, "cannot write iap type: %d\n", error); @@ -543,7 +543,7 @@ static int elan_read_write_iap_type(struct i2c_client *client) constant = le16_to_cpup((__le16 *)val); dev_dbg(&client->dev, "iap type reg: 0x%04x\n", constant); - if (constant == ETP_I2C_IAP_TYPE_REG) + if (constant == fw_page_size / 2) return 0; } while (--retry > 0); @@ -553,7 +553,7 @@ static int elan_read_write_iap_type(struct i2c_client *client) } static int elan_i2c_prepare_fw_update(struct i2c_client *client, u16 ic_type, - u8 iap_version) + u8 iap_version, u16 fw_page_size) { struct device *dev = &client->dev; int error; @@ -594,7 +594,7 @@ static int elan_i2c_prepare_fw_update(struct i2c_client *client, u16 ic_type, } if (ic_type >= 0x0D && iap_version >= 1) { - error = elan_read_write_iap_type(client); + error = elan_read_write_iap_type(client, fw_page_size); if (error) return error; } diff --git a/drivers/input/mouse/elan_i2c_smbus.c b/drivers/input/mouse/elan_i2c_smbus.c index 8ff823751f3b..1820f1cfc1dc 100644 --- a/drivers/input/mouse/elan_i2c_smbus.c +++ b/drivers/input/mouse/elan_i2c_smbus.c @@ -340,7 +340,7 @@ static int elan_smbus_set_flash_key(struct i2c_client *client) } static int elan_smbus_prepare_fw_update(struct i2c_client *client, u16 ic_type, - u8 iap_version) + u8 iap_version, u16 fw_page_size) { struct device *dev = &client->dev; int len; diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c index d3eda48032e3..944cbb519c6d 100644 --- a/drivers/input/serio/i8042.c +++ b/drivers/input/serio/i8042.c @@ -122,6 +122,7 @@ module_param_named(unmask_kbd_data, i8042_unmask_kbd_data, bool, 0600); MODULE_PARM_DESC(unmask_kbd_data, "Unconditional enable (may reveal sensitive data) of normally sanitize-filtered kbd data traffic debug log [pre-condition: i8042.debug=1 enabled]"); #endif +static bool i8042_present; static bool i8042_bypass_aux_irq_test; static char i8042_kbd_firmware_id[128]; static char i8042_aux_firmware_id[128]; @@ -343,6 +344,9 @@ int i8042_command(unsigned char *param, int command) unsigned long flags; int retval; + if (!i8042_present) + return -1; + spin_lock_irqsave(&i8042_lock, flags); retval = __i8042_command(param, command); spin_unlock_irqrestore(&i8042_lock, flags); @@ -1612,12 +1616,15 @@ static int __init i8042_init(void) err = i8042_platform_init(); if (err) - return err; + return (err == -ENODEV) ? 0 : err; err = i8042_controller_check(); if (err) goto err_platform_exit; + /* Set this before creating the dev to allow i8042_command to work right away */ + i8042_present = true; + pdev = platform_create_bundle(&i8042_driver, i8042_probe, NULL, 0, NULL, 0); if (IS_ERR(pdev)) { err = PTR_ERR(pdev); @@ -1636,6 +1643,9 @@ static int __init i8042_init(void) static void __exit i8042_exit(void) { + if (!i8042_present) + return; + platform_device_unregister(i8042_platform_device); platform_driver_unregister(&i8042_driver); i8042_platform_exit(); diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig index f012fe746df0..cc18f54ea887 100644 --- a/drivers/input/touchscreen/Kconfig +++ b/drivers/input/touchscreen/Kconfig @@ -96,6 +96,7 @@ config TOUCHSCREEN_AD7879_SPI config TOUCHSCREEN_ADC tristate "Generic ADC based resistive touchscreen" depends on IIO + select IIO_BUFFER select IIO_BUFFER_CB help Say Y here if you want to use the generic ADC diff --git a/drivers/iommu/intel/dmar.c b/drivers/iommu/intel/dmar.c index 404b40af31cb..11319e4dce4a 100644 --- a/drivers/iommu/intel/dmar.c +++ b/drivers/iommu/intel/dmar.c @@ -333,6 +333,13 @@ static void dmar_pci_bus_del_dev(struct dmar_pci_notify_info *info) dmar_iommu_notify_scope_dev(info); } +static inline void vf_inherit_msi_domain(struct pci_dev *pdev) +{ + struct pci_dev *physfn = pci_physfn(pdev); + + dev_set_msi_domain(&pdev->dev, dev_get_msi_domain(&physfn->dev)); +} + static int dmar_pci_bus_notifier(struct notifier_block *nb, unsigned long action, void *data) { @@ -342,8 +349,20 @@ static int dmar_pci_bus_notifier(struct notifier_block *nb, /* Only care about add/remove events for physical functions. * For VFs we actually do the lookup based on the corresponding * PF in device_to_iommu() anyway. */ - if (pdev->is_virtfn) + if (pdev->is_virtfn) { + /* + * Ensure that the VF device inherits the irq domain of the + * PF device. Ideally the device would inherit the domain + * from the bus, but DMAR can have multiple units per bus + * which makes this impossible. The VF 'bus' could inherit + * from the PF device, but that's yet another x86'sism to + * inflict on everybody else. + */ + if (action == BUS_NOTIFY_ADD_DEVICE) + vf_inherit_msi_domain(pdev); return NOTIFY_DONE; + } + if (action != BUS_NOTIFY_ADD_DEVICE && action != BUS_NOTIFY_REMOVED_DEVICE) return NOTIFY_DONE; diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c index 1b1ca63e6bbe..c71a9c279a33 100644 --- a/drivers/iommu/intel/iommu.c +++ b/drivers/iommu/intel/iommu.c @@ -179,7 +179,7 @@ static int rwbf_quirk; * (used when kernel is launched w/ TXT) */ static int force_on = 0; -int intel_iommu_tboot_noforce; +static int intel_iommu_tboot_noforce; static int no_platform_optin; #define ROOT_ENTRY_NR (VTD_PAGE_SIZE/sizeof(struct root_entry)) @@ -3818,9 +3818,8 @@ bounce_map_single(struct device *dev, phys_addr_t paddr, size_t size, * page aligned, we don't need to use a bounce page. */ if (!IS_ALIGNED(paddr | size, VTD_PAGE_SIZE)) { - tlb_addr = swiotlb_tbl_map_single(dev, - phys_to_dma_unencrypted(dev, io_tlb_start), - paddr, size, aligned_size, dir, attrs); + tlb_addr = swiotlb_tbl_map_single(dev, paddr, size, + aligned_size, dir, attrs); if (tlb_addr == DMA_MAPPING_ERROR) { goto swiotlb_error; } else { @@ -4885,7 +4884,8 @@ int __init intel_iommu_init(void) * Intel IOMMU is required for a TXT/tboot launch or platform * opt in, so enforce that. */ - force_on = tboot_force_iommu() || platform_optin_force_iommu(); + force_on = (!intel_iommu_tboot_noforce && tboot_force_iommu()) || + platform_optin_force_iommu(); if (iommu_init_mempool()) { if (force_on) diff --git a/drivers/misc/habanalabs/common/command_buffer.c b/drivers/misc/habanalabs/common/command_buffer.c index 901e213daf40..ada570f35a41 100644 --- a/drivers/misc/habanalabs/common/command_buffer.c +++ b/drivers/misc/habanalabs/common/command_buffer.c @@ -142,11 +142,10 @@ static void cb_fini(struct hl_device *hdev, struct hl_cb *cb) { if (cb->is_internal) gen_pool_free(hdev->internal_cb_pool, - cb->kernel_address, cb->size); + (uintptr_t)cb->kernel_address, cb->size); else hdev->asic_funcs->asic_dma_free_coherent(hdev, cb->size, - (void *) (uintptr_t) cb->kernel_address, - cb->bus_address); + cb->kernel_address, cb->bus_address); kfree(cb); } @@ -230,7 +229,7 @@ static struct hl_cb *hl_cb_alloc(struct hl_device *hdev, u32 cb_size, return NULL; } - cb->kernel_address = (u64) (uintptr_t) p; + cb->kernel_address = p; cb->size = cb_size; return cb; @@ -509,7 +508,7 @@ int hl_cb_mmap(struct hl_fpriv *hpriv, struct vm_area_struct *vma) vma->vm_private_data = cb; - rc = hdev->asic_funcs->cb_mmap(hdev, vma, (void *) cb->kernel_address, + rc = hdev->asic_funcs->cb_mmap(hdev, vma, cb->kernel_address, cb->bus_address, cb->size); if (rc) { spin_lock(&cb->lock); diff --git a/drivers/misc/habanalabs/common/habanalabs.h b/drivers/misc/habanalabs/common/habanalabs.h index 80d4d7385ffe..6ed974d2def0 100644 --- a/drivers/misc/habanalabs/common/habanalabs.h +++ b/drivers/misc/habanalabs/common/habanalabs.h @@ -452,7 +452,7 @@ struct hl_cb { struct list_head pool_list; struct list_head va_block_list; u64 id; - u64 kernel_address; + void *kernel_address; dma_addr_t bus_address; u32 mmap_size; u32 size; @@ -515,7 +515,7 @@ struct hl_hw_queue { struct hl_hw_sob hw_sob[HL_RSVD_SOBS]; struct hl_cs_job **shadow_queue; enum hl_queue_type queue_type; - u64 kernel_address; + void *kernel_address; dma_addr_t bus_address; u32 pi; atomic_t ci; @@ -544,7 +544,7 @@ struct hl_hw_queue { */ struct hl_cq { struct hl_device *hdev; - u64 kernel_address; + void *kernel_address; dma_addr_t bus_address; u32 cq_idx; u32 hw_queue_id; @@ -562,7 +562,7 @@ struct hl_cq { */ struct hl_eq { struct hl_device *hdev; - u64 kernel_address; + void *kernel_address; dma_addr_t bus_address; u32 ci; }; @@ -757,7 +757,7 @@ struct hl_asic_funcs { u32 (*get_dma_desc_list_size)(struct hl_device *hdev, struct sg_table *sgt); void (*add_end_of_cb_packets)(struct hl_device *hdev, - u64 kernel_address, u32 len, + void *kernel_address, u32 len, u64 cq_addr, u32 cq_val, u32 msix_num, bool eb); void (*update_eq_ci)(struct hl_device *hdev, u32 val); @@ -1382,13 +1382,13 @@ void hl_wreg(struct hl_device *hdev, u32 reg, u32 val); for (;;) { \ /* Verify we read updates done by other cores or by device */ \ mb(); \ - (val) = *((u32 *) (uintptr_t) (addr)); \ + (val) = *((u32 *)(addr)); \ if (mem_written_by_device) \ (val) = le32_to_cpu(*(__le32 *) &(val)); \ if (cond) \ break; \ if (timeout_us && ktime_compare(ktime_get(), __timeout) > 0) { \ - (val) = *((u32 *) (uintptr_t) (addr)); \ + (val) = *((u32 *)(addr)); \ if (mem_written_by_device) \ (val) = le32_to_cpu(*(__le32 *) &(val)); \ break; \ diff --git a/drivers/misc/habanalabs/common/hw_queue.c b/drivers/misc/habanalabs/common/hw_queue.c index 5e66c98fb0d3..250cf9cefc06 100644 --- a/drivers/misc/habanalabs/common/hw_queue.c +++ b/drivers/misc/habanalabs/common/hw_queue.c @@ -75,7 +75,7 @@ static void ext_and_hw_queue_submit_bd(struct hl_device *hdev, { struct hl_bd *bd; - bd = (struct hl_bd *) (uintptr_t) q->kernel_address; + bd = q->kernel_address; bd += hl_pi_2_offset(q->pi); bd->ctl = cpu_to_le32(ctl); bd->len = cpu_to_le32(len); @@ -335,8 +335,7 @@ static void int_queue_schedule_job(struct hl_cs_job *job) bd.len = cpu_to_le32(job->job_cb_size); bd.ptr = cpu_to_le64((u64) (uintptr_t) job->user_cb); - pi = (__le64 *) (uintptr_t) (q->kernel_address + - ((q->pi & (q->int_queue_len - 1)) * sizeof(bd))); + pi = q->kernel_address + (q->pi & (q->int_queue_len - 1)) * sizeof(bd); q->pi++; q->pi &= ((q->int_queue_len << 1) - 1); @@ -630,7 +629,7 @@ static int ext_and_cpu_queue_init(struct hl_device *hdev, struct hl_hw_queue *q, if (!p) return -ENOMEM; - q->kernel_address = (u64) (uintptr_t) p; + q->kernel_address = p; q->shadow_queue = kmalloc_array(HL_QUEUE_LENGTH, sizeof(*q->shadow_queue), @@ -653,11 +652,11 @@ free_queue: if (is_cpu_queue) hdev->asic_funcs->cpu_accessible_dma_pool_free(hdev, HL_QUEUE_SIZE_IN_BYTES, - (void *) (uintptr_t) q->kernel_address); + q->kernel_address); else hdev->asic_funcs->asic_dma_free_coherent(hdev, HL_QUEUE_SIZE_IN_BYTES, - (void *) (uintptr_t) q->kernel_address, + q->kernel_address, q->bus_address); return rc; @@ -676,7 +675,7 @@ static int int_queue_init(struct hl_device *hdev, struct hl_hw_queue *q) return -EFAULT; } - q->kernel_address = (u64) (uintptr_t) p; + q->kernel_address = p; q->pi = 0; atomic_set(&q->ci, 0); @@ -704,7 +703,7 @@ static int hw_queue_init(struct hl_device *hdev, struct hl_hw_queue *q) if (!p) return -ENOMEM; - q->kernel_address = (u64) (uintptr_t) p; + q->kernel_address = p; /* Make sure read/write pointers are initialized to start of queue */ atomic_set(&q->ci, 0); @@ -839,11 +838,11 @@ static void queue_fini(struct hl_device *hdev, struct hl_hw_queue *q) if (q->queue_type == QUEUE_TYPE_CPU) hdev->asic_funcs->cpu_accessible_dma_pool_free(hdev, HL_QUEUE_SIZE_IN_BYTES, - (void *) (uintptr_t) q->kernel_address); + q->kernel_address); else hdev->asic_funcs->asic_dma_free_coherent(hdev, HL_QUEUE_SIZE_IN_BYTES, - (void *) (uintptr_t) q->kernel_address, + q->kernel_address, q->bus_address); } diff --git a/drivers/misc/habanalabs/common/irq.c b/drivers/misc/habanalabs/common/irq.c index d20e40a53d70..de53fb5f978a 100644 --- a/drivers/misc/habanalabs/common/irq.c +++ b/drivers/misc/habanalabs/common/irq.c @@ -90,7 +90,7 @@ irqreturn_t hl_irq_handler_cq(int irq, void *arg) return IRQ_HANDLED; } - cq_base = (struct hl_cq_entry *) (uintptr_t) cq->kernel_address; + cq_base = cq->kernel_address; while (1) { bool entry_ready = ((le32_to_cpu(cq_base[cq->ci].data) & @@ -152,7 +152,7 @@ irqreturn_t hl_irq_handler_eq(int irq, void *arg) struct hl_eq_entry *eq_base; struct hl_eqe_work *handle_eqe_work; - eq_base = (struct hl_eq_entry *) (uintptr_t) eq->kernel_address; + eq_base = eq->kernel_address; while (1) { bool entry_ready = @@ -221,7 +221,7 @@ int hl_cq_init(struct hl_device *hdev, struct hl_cq *q, u32 hw_queue_id) return -ENOMEM; q->hdev = hdev; - q->kernel_address = (u64) (uintptr_t) p; + q->kernel_address = p; q->hw_queue_id = hw_queue_id; q->ci = 0; q->pi = 0; @@ -242,7 +242,8 @@ int hl_cq_init(struct hl_device *hdev, struct hl_cq *q, u32 hw_queue_id) void hl_cq_fini(struct hl_device *hdev, struct hl_cq *q) { hdev->asic_funcs->asic_dma_free_coherent(hdev, HL_CQ_SIZE_IN_BYTES, - (void *) (uintptr_t) q->kernel_address, q->bus_address); + q->kernel_address, + q->bus_address); } void hl_cq_reset(struct hl_device *hdev, struct hl_cq *q) @@ -259,7 +260,7 @@ void hl_cq_reset(struct hl_device *hdev, struct hl_cq *q) * when the device is operational again */ - memset((void *) (uintptr_t) q->kernel_address, 0, HL_CQ_SIZE_IN_BYTES); + memset(q->kernel_address, 0, HL_CQ_SIZE_IN_BYTES); } /** @@ -282,7 +283,7 @@ int hl_eq_init(struct hl_device *hdev, struct hl_eq *q) return -ENOMEM; q->hdev = hdev; - q->kernel_address = (u64) (uintptr_t) p; + q->kernel_address = p; q->ci = 0; return 0; @@ -302,7 +303,7 @@ void hl_eq_fini(struct hl_device *hdev, struct hl_eq *q) hdev->asic_funcs->cpu_accessible_dma_pool_free(hdev, HL_EQ_SIZE_IN_BYTES, - (void *) (uintptr_t) q->kernel_address); + q->kernel_address); } void hl_eq_reset(struct hl_device *hdev, struct hl_eq *q) @@ -316,5 +317,5 @@ void hl_eq_reset(struct hl_device *hdev, struct hl_eq *q) * when the device is operational again */ - memset((void *) (uintptr_t) q->kernel_address, 0, HL_EQ_SIZE_IN_BYTES); + memset(q->kernel_address, 0, HL_EQ_SIZE_IN_BYTES); } diff --git a/drivers/misc/habanalabs/gaudi/gaudi.c b/drivers/misc/habanalabs/gaudi/gaudi.c index 5f65a1691551..2519a34e25b7 100644 --- a/drivers/misc/habanalabs/gaudi/gaudi.c +++ b/drivers/misc/habanalabs/gaudi/gaudi.c @@ -680,8 +680,7 @@ static int _gaudi_init_tpc_mem(struct hl_device *hdev, if (!cb) return -EFAULT; - init_tpc_mem_pkt = (struct packet_lin_dma *) (uintptr_t) - cb->kernel_address; + init_tpc_mem_pkt = cb->kernel_address; cb_size = sizeof(*init_tpc_mem_pkt); memset(init_tpc_mem_pkt, 0, cb_size); @@ -3811,8 +3810,7 @@ static int gaudi_validate_cb(struct hl_device *hdev, u16 pkt_size; struct gaudi_packet *user_pkt; - user_pkt = (struct gaudi_packet *) (uintptr_t) - (parser->user_cb->kernel_address + cb_parsed_length); + user_pkt = parser->user_cb->kernel_address + cb_parsed_length; pkt_id = (enum packet_id) ( (le64_to_cpu(user_pkt->header) & @@ -4035,11 +4033,9 @@ static int gaudi_patch_cb(struct hl_device *hdev, u32 new_pkt_size = 0; struct gaudi_packet *user_pkt, *kernel_pkt; - user_pkt = (struct gaudi_packet *) (uintptr_t) - (parser->user_cb->kernel_address + cb_parsed_length); - kernel_pkt = (struct gaudi_packet *) (uintptr_t) - (parser->patched_cb->kernel_address + - cb_patched_cur_length); + user_pkt = parser->user_cb->kernel_address + cb_parsed_length; + kernel_pkt = parser->patched_cb->kernel_address + + cb_patched_cur_length; pkt_id = (enum packet_id) ( (le64_to_cpu(user_pkt->header) & @@ -4155,8 +4151,8 @@ static int gaudi_parse_cb_mmu(struct hl_device *hdev, * The check that parser->user_cb_size <= parser->user_cb->size was done * in validate_queue_index(). */ - memcpy((void *) (uintptr_t) parser->patched_cb->kernel_address, - (void *) (uintptr_t) parser->user_cb->kernel_address, + memcpy(parser->patched_cb->kernel_address, + parser->user_cb->kernel_address, parser->user_cb_size); patched_cb_size = parser->patched_cb_size; @@ -4290,7 +4286,7 @@ static int gaudi_cs_parser(struct hl_device *hdev, struct hl_cs_parser *parser) } static void gaudi_add_end_of_cb_packets(struct hl_device *hdev, - u64 kernel_address, u32 len, + void *kernel_address, u32 len, u64 cq_addr, u32 cq_val, u32 msi_vec, bool eb) { @@ -4298,8 +4294,7 @@ static void gaudi_add_end_of_cb_packets(struct hl_device *hdev, struct packet_msg_prot *cq_pkt; u32 tmp; - cq_pkt = (struct packet_msg_prot *) (uintptr_t) - (kernel_address + len - (sizeof(struct packet_msg_prot) * 2)); + cq_pkt = kernel_address + len - (sizeof(struct packet_msg_prot) * 2); tmp = FIELD_PREP(GAUDI_PKT_CTL_OPCODE_MASK, PACKET_MSG_PROT); tmp |= FIELD_PREP(GAUDI_PKT_CTL_MB_MASK, 1); @@ -4342,7 +4337,7 @@ static int gaudi_memset_device_memory(struct hl_device *hdev, u64 addr, if (!cb) return -EFAULT; - lin_dma_pkt = (struct packet_lin_dma *) (uintptr_t) cb->kernel_address; + lin_dma_pkt = cb->kernel_address; memset(lin_dma_pkt, 0, sizeof(*lin_dma_pkt)); cb_size = sizeof(*lin_dma_pkt); @@ -4747,7 +4742,7 @@ static void gaudi_write_pte(struct hl_device *hdev, u64 addr, u64 val) (addr - gaudi->hbm_bar_cur_addr)); } -static void gaudi_mmu_prepare_reg(struct hl_device *hdev, u64 reg, u32 asid) +void gaudi_mmu_prepare_reg(struct hl_device *hdev, u64 reg, u32 asid) { /* mask to zero the MMBP and ASID bits */ WREG32_AND(reg, ~0x7FF); @@ -4915,9 +4910,6 @@ static void gaudi_mmu_prepare(struct hl_device *hdev, u32 asid) gaudi_mmu_prepare_reg(hdev, mmMME2_ACC_WBC, asid); gaudi_mmu_prepare_reg(hdev, mmMME3_ACC_WBC, asid); - gaudi_mmu_prepare_reg(hdev, mmPSOC_GLOBAL_CONF_TRACE_ARUSER, asid); - gaudi_mmu_prepare_reg(hdev, mmPSOC_GLOBAL_CONF_TRACE_AWUSER, asid); - hdev->asic_funcs->set_clock_gating(hdev); mutex_unlock(&gaudi->clk_gate_mutex); @@ -4954,8 +4946,8 @@ static int gaudi_send_job_on_qman0(struct hl_device *hdev, cb = job->patched_cb; - fence_pkt = (struct packet_msg_prot *) (uintptr_t) (cb->kernel_address + - job->job_cb_size - sizeof(struct packet_msg_prot)); + fence_pkt = cb->kernel_address + + job->job_cb_size - sizeof(struct packet_msg_prot); tmp = FIELD_PREP(GAUDI_PKT_CTL_OPCODE_MASK, PACKET_MSG_PROT); tmp |= FIELD_PREP(GAUDI_PKT_CTL_EB_MASK, 1); @@ -6386,7 +6378,7 @@ static void gaudi_gen_signal_cb(struct hl_device *hdev, void *data, u16 sob_id) struct packet_msg_short *pkt; u32 value, ctl; - pkt = (struct packet_msg_short *) (uintptr_t) cb->kernel_address; + pkt = cb->kernel_address; memset(pkt, 0, sizeof(*pkt)); /* Inc by 1, Mode ADD */ @@ -6478,7 +6470,7 @@ static void gaudi_gen_wait_cb(struct hl_device *hdev, void *data, u16 sob_id, u16 sob_val, u16 mon_id, u32 q_idx) { struct hl_cb *cb = (struct hl_cb *) data; - void *buf = (void *) (uintptr_t) cb->kernel_address; + void *buf = cb->kernel_address; u64 monitor_base, fence_addr = 0; u32 size = 0; u16 msg_addr_offset; diff --git a/drivers/misc/habanalabs/gaudi/gaudiP.h b/drivers/misc/habanalabs/gaudi/gaudiP.h index 83ad2b0a3a61..8eb598db81b2 100644 --- a/drivers/misc/habanalabs/gaudi/gaudiP.h +++ b/drivers/misc/habanalabs/gaudi/gaudiP.h @@ -271,5 +271,6 @@ void gaudi_set_pll_profile(struct hl_device *hdev, enum hl_pll_frequency freq); int gaudi_debug_coresight(struct hl_device *hdev, void *data); void gaudi_halt_coresight(struct hl_device *hdev); int gaudi_get_clk_rate(struct hl_device *hdev, u32 *cur_clk, u32 *max_clk); +void gaudi_mmu_prepare_reg(struct hl_device *hdev, u64 reg, u32 asid); #endif /* GAUDIP_H_ */ diff --git a/drivers/misc/habanalabs/gaudi/gaudi_coresight.c b/drivers/misc/habanalabs/gaudi/gaudi_coresight.c index 881531d4d9da..3d2b0f0f4650 100644 --- a/drivers/misc/habanalabs/gaudi/gaudi_coresight.c +++ b/drivers/misc/habanalabs/gaudi/gaudi_coresight.c @@ -623,6 +623,11 @@ static int gaudi_config_etr(struct hl_device *hdev, return -EINVAL; } + gaudi_mmu_prepare_reg(hdev, mmPSOC_GLOBAL_CONF_TRACE_ARUSER, + hdev->compute_ctx->asid); + gaudi_mmu_prepare_reg(hdev, mmPSOC_GLOBAL_CONF_TRACE_AWUSER, + hdev->compute_ctx->asid); + msb = upper_32_bits(input->buffer_address) >> 8; msb &= PSOC_GLOBAL_CONF_TRACE_ADDR_MSB_MASK; WREG32(mmPSOC_GLOBAL_CONF_TRACE_ADDR, msb); diff --git a/drivers/misc/habanalabs/goya/goya.c b/drivers/misc/habanalabs/goya/goya.c index 5db52064ed9e..235d47b2420f 100644 --- a/drivers/misc/habanalabs/goya/goya.c +++ b/drivers/misc/habanalabs/goya/goya.c @@ -2882,8 +2882,8 @@ static int goya_send_job_on_qman0(struct hl_device *hdev, struct hl_cs_job *job) cb = job->patched_cb; - fence_pkt = (struct packet_msg_prot *) (uintptr_t) (cb->kernel_address + - job->job_cb_size - sizeof(struct packet_msg_prot)); + fence_pkt = cb->kernel_address + + job->job_cb_size - sizeof(struct packet_msg_prot); tmp = (PACKET_MSG_PROT << GOYA_PKT_CTL_OPCODE_SHIFT) | (1 << GOYA_PKT_CTL_EB_SHIFT) | @@ -3475,8 +3475,7 @@ static int goya_validate_cb(struct hl_device *hdev, u16 pkt_size; struct goya_packet *user_pkt; - user_pkt = (struct goya_packet *) (uintptr_t) - (parser->user_cb->kernel_address + cb_parsed_length); + user_pkt = parser->user_cb->kernel_address + cb_parsed_length; pkt_id = (enum packet_id) ( (le64_to_cpu(user_pkt->header) & @@ -3713,11 +3712,9 @@ static int goya_patch_cb(struct hl_device *hdev, u32 new_pkt_size = 0; struct goya_packet *user_pkt, *kernel_pkt; - user_pkt = (struct goya_packet *) (uintptr_t) - (parser->user_cb->kernel_address + cb_parsed_length); - kernel_pkt = (struct goya_packet *) (uintptr_t) - (parser->patched_cb->kernel_address + - cb_patched_cur_length); + user_pkt = parser->user_cb->kernel_address + cb_parsed_length; + kernel_pkt = parser->patched_cb->kernel_address + + cb_patched_cur_length; pkt_id = (enum packet_id) ( (le64_to_cpu(user_pkt->header) & @@ -3841,8 +3838,8 @@ static int goya_parse_cb_mmu(struct hl_device *hdev, * The check that parser->user_cb_size <= parser->user_cb->size was done * in validate_queue_index(). */ - memcpy((void *) (uintptr_t) parser->patched_cb->kernel_address, - (void *) (uintptr_t) parser->user_cb->kernel_address, + memcpy(parser->patched_cb->kernel_address, + parser->user_cb->kernel_address, parser->user_cb_size); patched_cb_size = parser->patched_cb_size; @@ -3974,15 +3971,14 @@ int goya_cs_parser(struct hl_device *hdev, struct hl_cs_parser *parser) return goya_parse_cb_no_mmu(hdev, parser); } -void goya_add_end_of_cb_packets(struct hl_device *hdev, u64 kernel_address, +void goya_add_end_of_cb_packets(struct hl_device *hdev, void *kernel_address, u32 len, u64 cq_addr, u32 cq_val, u32 msix_vec, bool eb) { struct packet_msg_prot *cq_pkt; u32 tmp; - cq_pkt = (struct packet_msg_prot *) (uintptr_t) - (kernel_address + len - (sizeof(struct packet_msg_prot) * 2)); + cq_pkt = kernel_address + len - (sizeof(struct packet_msg_prot) * 2); tmp = (PACKET_MSG_PROT << GOYA_PKT_CTL_OPCODE_SHIFT) | (1 << GOYA_PKT_CTL_EB_SHIFT) | @@ -4746,7 +4742,7 @@ static int goya_memset_device_memory(struct hl_device *hdev, u64 addr, u64 size, if (!cb) return -ENOMEM; - lin_dma_pkt = (struct packet_lin_dma *) (uintptr_t) cb->kernel_address; + lin_dma_pkt = cb->kernel_address; do { memset(lin_dma_pkt, 0, sizeof(*lin_dma_pkt)); diff --git a/drivers/misc/habanalabs/goya/goyaP.h b/drivers/misc/habanalabs/goya/goyaP.h index 09b4006d4dc3..def86c75e035 100644 --- a/drivers/misc/habanalabs/goya/goyaP.h +++ b/drivers/misc/habanalabs/goya/goyaP.h @@ -217,7 +217,7 @@ int goya_resume(struct hl_device *hdev); void goya_handle_eqe(struct hl_device *hdev, struct hl_eq_entry *eq_entry); void *goya_get_events_stat(struct hl_device *hdev, bool aggregate, u32 *size); -void goya_add_end_of_cb_packets(struct hl_device *hdev, u64 kernel_address, +void goya_add_end_of_cb_packets(struct hl_device *hdev, void *kernel_address, u32 len, u64 cq_addr, u32 cq_val, u32 msix_vec, bool eb); int goya_cs_parser(struct hl_device *hdev, struct hl_cs_parser *parser); diff --git a/drivers/misc/habanalabs/include/gaudi/gaudi_masks.h b/drivers/misc/habanalabs/include/gaudi/gaudi_masks.h index f395721060bd..46aed13f16b1 100644 --- a/drivers/misc/habanalabs/include/gaudi/gaudi_masks.h +++ b/drivers/misc/habanalabs/include/gaudi/gaudi_masks.h @@ -421,7 +421,6 @@ enum axi_id { #define QM_ARB_ERR_MSG_EN_MASK (\ QM_ARB_ERR_MSG_EN_CHOISE_OVF_MASK |\ - QM_ARB_ERR_MSG_EN_CHOISE_WDT_MASK |\ QM_ARB_ERR_MSG_EN_AXI_LBW_ERR_MASK) #define PCIE_AUX_FLR_CTRL_HW_CTRL_MASK 0x1 diff --git a/drivers/misc/mei/client.h b/drivers/misc/mei/client.h index 64143d4ec758..9e08a9843bba 100644 --- a/drivers/misc/mei/client.h +++ b/drivers/misc/mei/client.h @@ -182,11 +182,11 @@ static inline u8 mei_cl_me_id(const struct mei_cl *cl) * * @cl: host client * - * Return: mtu + * Return: mtu or 0 if client is not connected */ static inline size_t mei_cl_mtu(const struct mei_cl *cl) { - return cl->me_cl->props.max_msg_length; + return cl->me_cl ? cl->me_cl->props.max_msg_length : 0; } /** diff --git a/drivers/mmc/host/renesas_sdhi_core.c b/drivers/mmc/host/renesas_sdhi_core.c index 414314151d0a..acb9c81a4e45 100644 --- a/drivers/mmc/host/renesas_sdhi_core.c +++ b/drivers/mmc/host/renesas_sdhi_core.c @@ -572,17 +572,6 @@ static void renesas_sdhi_reset(struct tmio_mmc_host *host) TMIO_MASK_INIT_RCAR2); } -/* - * This is a temporary workaround! This driver used 'hw_reset' wrongly and the - * fix for that showed a regression. So, we mimic the old behaviour until the - * proper solution is found. - */ -static void renesas_sdhi_hw_reset(struct mmc_host *mmc) -{ - struct tmio_mmc_host *host = mmc_priv(mmc); - renesas_sdhi_reset(host); -} - #define SH_MOBILE_SDHI_MIN_TAP_ROW 3 static int renesas_sdhi_select_tuning(struct tmio_mmc_host *host) @@ -1020,8 +1009,6 @@ int renesas_sdhi_probe(struct platform_device *pdev, if (of_data && of_data->scc_offset) { priv->scc_ctl = host->ctl + of_data->scc_offset; host->reset = renesas_sdhi_reset; - host->ops.hw_reset = renesas_sdhi_hw_reset; - host->mmc->caps |= MMC_CAP_HW_RESET; } } @@ -1160,6 +1147,7 @@ int renesas_sdhi_remove(struct platform_device *pdev) tmio_mmc_host_remove(host); renesas_sdhi_clk_disable(host); + tmio_mmc_host_free(host); return 0; } diff --git a/drivers/mmc/host/sdhci-of-arasan.c b/drivers/mmc/host/sdhci-of-arasan.c index 829ccef87426..d25a4b50c2f3 100644 --- a/drivers/mmc/host/sdhci-of-arasan.c +++ b/drivers/mmc/host/sdhci-of-arasan.c @@ -30,7 +30,10 @@ #define SDHCI_ARASAN_VENDOR_REGISTER 0x78 #define SDHCI_ARASAN_ITAPDLY_REGISTER 0xF0F8 +#define SDHCI_ARASAN_ITAPDLY_SEL_MASK 0xFF + #define SDHCI_ARASAN_OTAPDLY_REGISTER 0xF0FC +#define SDHCI_ARASAN_OTAPDLY_SEL_MASK 0x3F #define SDHCI_ARASAN_CQE_BASE_ADDR 0x200 #define VENDOR_ENHANCED_STROBE BIT(0) @@ -600,14 +603,8 @@ static int sdhci_zynqmp_sdcardclk_set_phase(struct clk_hw *hw, int degrees) u8 tap_delay, tap_max = 0; int ret; - /* - * This is applicable for SDHCI_SPEC_300 and above - * ZynqMP does not set phase for <=25MHz clock. - * If degrees is zero, no need to do anything. - */ - if (host->version < SDHCI_SPEC_300 || - host->timing == MMC_TIMING_LEGACY || - host->timing == MMC_TIMING_UHS_SDR12 || !degrees) + /* This is applicable for SDHCI_SPEC_300 and above */ + if (host->version < SDHCI_SPEC_300) return 0; switch (host->timing) { @@ -638,6 +635,9 @@ static int sdhci_zynqmp_sdcardclk_set_phase(struct clk_hw *hw, int degrees) if (ret) pr_err("Error setting Output Tap Delay\n"); + /* Release DLL Reset */ + zynqmp_pm_sd_dll_reset(node_id, PM_DLL_RESET_RELEASE); + return ret; } @@ -668,16 +668,13 @@ static int sdhci_zynqmp_sampleclk_set_phase(struct clk_hw *hw, int degrees) u8 tap_delay, tap_max = 0; int ret; - /* - * This is applicable for SDHCI_SPEC_300 and above - * ZynqMP does not set phase for <=25MHz clock. - * If degrees is zero, no need to do anything. - */ - if (host->version < SDHCI_SPEC_300 || - host->timing == MMC_TIMING_LEGACY || - host->timing == MMC_TIMING_UHS_SDR12 || !degrees) + /* This is applicable for SDHCI_SPEC_300 and above */ + if (host->version < SDHCI_SPEC_300) return 0; + /* Assert DLL Reset */ + zynqmp_pm_sd_dll_reset(node_id, PM_DLL_RESET_ASSERT); + switch (host->timing) { case MMC_TIMING_MMC_HS: case MMC_TIMING_SD_HS: @@ -733,14 +730,8 @@ static int sdhci_versal_sdcardclk_set_phase(struct clk_hw *hw, int degrees) struct sdhci_host *host = sdhci_arasan->host; u8 tap_delay, tap_max = 0; - /* - * This is applicable for SDHCI_SPEC_300 and above - * Versal does not set phase for <=25MHz clock. - * If degrees is zero, no need to do anything. - */ - if (host->version < SDHCI_SPEC_300 || - host->timing == MMC_TIMING_LEGACY || - host->timing == MMC_TIMING_UHS_SDR12 || !degrees) + /* This is applicable for SDHCI_SPEC_300 and above */ + if (host->version < SDHCI_SPEC_300) return 0; switch (host->timing) { @@ -773,6 +764,7 @@ static int sdhci_versal_sdcardclk_set_phase(struct clk_hw *hw, int degrees) regval = sdhci_readl(host, SDHCI_ARASAN_OTAPDLY_REGISTER); regval |= SDHCI_OTAPDLY_ENABLE; sdhci_writel(host, regval, SDHCI_ARASAN_OTAPDLY_REGISTER); + regval &= ~SDHCI_ARASAN_OTAPDLY_SEL_MASK; regval |= tap_delay; sdhci_writel(host, regval, SDHCI_ARASAN_OTAPDLY_REGISTER); } @@ -804,14 +796,8 @@ static int sdhci_versal_sampleclk_set_phase(struct clk_hw *hw, int degrees) struct sdhci_host *host = sdhci_arasan->host; u8 tap_delay, tap_max = 0; - /* - * This is applicable for SDHCI_SPEC_300 and above - * Versal does not set phase for <=25MHz clock. - * If degrees is zero, no need to do anything. - */ - if (host->version < SDHCI_SPEC_300 || - host->timing == MMC_TIMING_LEGACY || - host->timing == MMC_TIMING_UHS_SDR12 || !degrees) + /* This is applicable for SDHCI_SPEC_300 and above */ + if (host->version < SDHCI_SPEC_300) return 0; switch (host->timing) { @@ -846,6 +832,7 @@ static int sdhci_versal_sampleclk_set_phase(struct clk_hw *hw, int degrees) sdhci_writel(host, regval, SDHCI_ARASAN_ITAPDLY_REGISTER); regval |= SDHCI_ITAPDLY_ENABLE; sdhci_writel(host, regval, SDHCI_ARASAN_ITAPDLY_REGISTER); + regval &= ~SDHCI_ARASAN_ITAPDLY_SEL_MASK; regval |= tap_delay; sdhci_writel(host, regval, SDHCI_ARASAN_ITAPDLY_REGISTER); regval &= ~SDHCI_ITAPDLY_CHGWIN; diff --git a/drivers/mmc/host/sdhci-of-esdhc.c b/drivers/mmc/host/sdhci-of-esdhc.c index bb094459196a..ab5ab969f711 100644 --- a/drivers/mmc/host/sdhci-of-esdhc.c +++ b/drivers/mmc/host/sdhci-of-esdhc.c @@ -1324,6 +1324,8 @@ static struct soc_device_attribute soc_fixup_sdhc_clkdivs[] = { static struct soc_device_attribute soc_unreliable_pulse_detection[] = { { .family = "QorIQ LX2160A", .revision = "1.0", }, + { .family = "QorIQ LX2160A", .revision = "2.0", }, + { .family = "QorIQ LS1028A", .revision = "1.0", }, { }, }; diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c index 23da7f7fe093..9552708846ca 100644 --- a/drivers/mmc/host/sdhci-pci-core.c +++ b/drivers/mmc/host/sdhci-pci-core.c @@ -665,6 +665,15 @@ static void sdhci_intel_set_power(struct sdhci_host *host, unsigned char mode, } } +static void sdhci_intel_set_uhs_signaling(struct sdhci_host *host, + unsigned int timing) +{ + /* Set UHS timing to SDR25 for High Speed mode */ + if (timing == MMC_TIMING_MMC_HS || timing == MMC_TIMING_SD_HS) + timing = MMC_TIMING_UHS_SDR25; + sdhci_set_uhs_signaling(host, timing); +} + #define INTEL_HS400_ES_REG 0x78 #define INTEL_HS400_ES_BIT BIT(0) @@ -721,7 +730,7 @@ static const struct sdhci_ops sdhci_intel_byt_ops = { .enable_dma = sdhci_pci_enable_dma, .set_bus_width = sdhci_set_bus_width, .reset = sdhci_reset, - .set_uhs_signaling = sdhci_set_uhs_signaling, + .set_uhs_signaling = sdhci_intel_set_uhs_signaling, .hw_reset = sdhci_pci_hw_reset, }; @@ -731,7 +740,7 @@ static const struct sdhci_ops sdhci_intel_glk_ops = { .enable_dma = sdhci_pci_enable_dma, .set_bus_width = sdhci_set_bus_width, .reset = sdhci_cqhci_reset, - .set_uhs_signaling = sdhci_set_uhs_signaling, + .set_uhs_signaling = sdhci_intel_set_uhs_signaling, .hw_reset = sdhci_pci_hw_reset, .irq = sdhci_cqhci_irq, }; diff --git a/drivers/mmc/host/tmio_mmc_core.c b/drivers/mmc/host/tmio_mmc_core.c index 2fce0518632d..cb4149fd12e0 100644 --- a/drivers/mmc/host/tmio_mmc_core.c +++ b/drivers/mmc/host/tmio_mmc_core.c @@ -175,6 +175,8 @@ static void tmio_mmc_reset(struct tmio_mmc_host *host) if (host->reset) host->reset(host); + tmio_mmc_abort_dma(host); + if (host->pdata->flags & TMIO_MMC_SDIO_IRQ) { sd_ctrl_write16(host, CTL_SDIO_IRQ_MASK, host->sdio_irq_mask); sd_ctrl_write16(host, CTL_TRANSACTION_CTL, 0x0001); @@ -223,8 +225,6 @@ static void tmio_mmc_reset_work(struct work_struct *work) /* Ready for new calls */ host->mrq = NULL; - - tmio_mmc_abort_dma(host); mmc_request_done(host->mmc, mrq); } @@ -927,6 +927,9 @@ static void tmio_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios) switch (ios->power_mode) { case MMC_POWER_OFF: tmio_mmc_power_off(host); + /* Downgrade ensures a sane state for tuning HW (e.g. SCC) */ + if (host->mmc->ops->hs400_downgrade) + host->mmc->ops->hs400_downgrade(host->mmc); host->set_clock(host, 0); break; case MMC_POWER_UP: diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c index 6dee4f8f2024..81e39d7507d8 100644 --- a/drivers/net/can/dev.c +++ b/drivers/net/can/dev.c @@ -592,7 +592,7 @@ static void can_restart(struct net_device *dev) cf->can_id |= CAN_ERR_RESTARTED; - netif_rx(skb); + netif_rx_ni(skb); stats->rx_packets++; stats->rx_bytes += cf->can_dlc; diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c index 881799bd9c5e..99e5f272205d 100644 --- a/drivers/net/can/flexcan.c +++ b/drivers/net/can/flexcan.c @@ -728,8 +728,10 @@ static int flexcan_get_berr_counter(const struct net_device *dev, int err; err = pm_runtime_get_sync(priv->dev); - if (err < 0) + if (err < 0) { + pm_runtime_put_noidle(priv->dev); return err; + } err = __flexcan_get_berr_counter(dev, bec); @@ -1565,14 +1567,10 @@ static int flexcan_chip_start(struct net_device *dev) priv->write(reg_ctrl2, ®s->ctrl2); } - err = flexcan_transceiver_enable(priv); - if (err) - goto out_chip_disable; - /* synchronize with the can bus */ err = flexcan_chip_unfreeze(priv); if (err) - goto out_transceiver_disable; + goto out_chip_disable; priv->can.state = CAN_STATE_ERROR_ACTIVE; @@ -1590,8 +1588,6 @@ static int flexcan_chip_start(struct net_device *dev) return 0; - out_transceiver_disable: - flexcan_transceiver_disable(priv); out_chip_disable: flexcan_chip_disable(priv); return err; @@ -1621,7 +1617,6 @@ static int __flexcan_chip_stop(struct net_device *dev, bool disable_on_error) priv->write(priv->reg_ctrl_default & ~FLEXCAN_CTRL_ERR_ALL, ®s->ctrl); - flexcan_transceiver_disable(priv); priv->can.state = CAN_STATE_STOPPED; return 0; @@ -1654,17 +1649,23 @@ static int flexcan_open(struct net_device *dev) } err = pm_runtime_get_sync(priv->dev); - if (err < 0) + if (err < 0) { + pm_runtime_put_noidle(priv->dev); return err; + } err = open_candev(dev); if (err) goto out_runtime_put; - err = request_irq(dev->irq, flexcan_irq, IRQF_SHARED, dev->name, dev); + err = flexcan_transceiver_enable(priv); if (err) goto out_close; + err = request_irq(dev->irq, flexcan_irq, IRQF_SHARED, dev->name, dev); + if (err) + goto out_transceiver_disable; + if (priv->can.ctrlmode & CAN_CTRLMODE_FD) priv->mb_size = sizeof(struct flexcan_mb) + CANFD_MAX_DLEN; else @@ -1716,6 +1717,8 @@ static int flexcan_open(struct net_device *dev) can_rx_offload_del(&priv->offload); out_free_irq: free_irq(dev->irq, dev); + out_transceiver_disable: + flexcan_transceiver_disable(priv); out_close: close_candev(dev); out_runtime_put: @@ -1734,6 +1737,7 @@ static int flexcan_close(struct net_device *dev) can_rx_offload_del(&priv->offload); free_irq(dev->irq, dev); + flexcan_transceiver_disable(priv); close_candev(dev); pm_runtime_put(priv->dev); @@ -1852,7 +1856,7 @@ static int flexcan_setup_stop_mode(struct platform_device *pdev) return -EINVAL; /* stop mode property format is: - * <&gpr req_gpr>. + * <&gpr req_gpr req_bit>. */ ret = of_property_read_u32_array(np, "fsl,stop-mode", out_val, ARRAY_SIZE(out_val)); diff --git a/drivers/net/can/kvaser_pciefd.c b/drivers/net/can/kvaser_pciefd.c index 6f766918211a..72acd1ba162d 100644 --- a/drivers/net/can/kvaser_pciefd.c +++ b/drivers/net/can/kvaser_pciefd.c @@ -287,12 +287,12 @@ struct kvaser_pciefd_tx_packet { static const struct can_bittiming_const kvaser_pciefd_bittiming_const = { .name = KVASER_PCIEFD_DRV_NAME, .tseg1_min = 1, - .tseg1_max = 255, + .tseg1_max = 512, .tseg2_min = 1, .tseg2_max = 32, .sjw_max = 16, .brp_min = 1, - .brp_max = 4096, + .brp_max = 8192, .brp_inc = 1, }; diff --git a/drivers/net/can/m_can/Kconfig b/drivers/net/can/m_can/Kconfig index 48be627c85c2..5f9f8192dd0b 100644 --- a/drivers/net/can/m_can/Kconfig +++ b/drivers/net/can/m_can/Kconfig @@ -16,7 +16,8 @@ config CAN_M_CAN_PLATFORM config CAN_M_CAN_TCAN4X5X depends on CAN_M_CAN - depends on REGMAP_SPI + depends on SPI + select REGMAP_SPI tristate "TCAN4X5X M_CAN device" help Say Y here if you want support for Texas Instruments TCAN4x5x diff --git a/drivers/net/can/m_can/m_can.c b/drivers/net/can/m_can/m_can.c index 02c5795b7393..f3fc37e96b08 100644 --- a/drivers/net/can/m_can/m_can.c +++ b/drivers/net/can/m_can/m_can.c @@ -665,7 +665,7 @@ static int m_can_handle_state_change(struct net_device *dev, unsigned int ecr; switch (new_state) { - case CAN_STATE_ERROR_ACTIVE: + case CAN_STATE_ERROR_WARNING: /* error warning state */ cdev->can.can_stats.error_warning++; cdev->can.state = CAN_STATE_ERROR_WARNING; @@ -694,7 +694,7 @@ static int m_can_handle_state_change(struct net_device *dev, __m_can_get_berr_counter(dev, &bec); switch (new_state) { - case CAN_STATE_ERROR_ACTIVE: + case CAN_STATE_ERROR_WARNING: /* error warning state */ cf->can_id |= CAN_ERR_CRTL; cf->data[1] = (bec.txerr > bec.rxerr) ? @@ -956,6 +956,8 @@ static irqreturn_t m_can_isr(int irq, void *dev_id) struct net_device_stats *stats = &dev->stats; u32 ir; + if (pm_runtime_suspended(cdev->dev)) + return IRQ_NONE; ir = m_can_read(cdev, M_CAN_IR); if (!ir) return IRQ_NONE; @@ -1414,6 +1416,9 @@ static void m_can_stop(struct net_device *dev) /* disable all interrupts */ m_can_disable_all_interrupts(cdev); + /* Set init mode to disengage from the network */ + m_can_config_endisable(cdev, true); + /* set the state as STOPPED */ cdev->can.state = CAN_STATE_STOPPED; } @@ -1812,6 +1817,12 @@ out: } EXPORT_SYMBOL_GPL(m_can_class_allocate_dev); +void m_can_class_free_dev(struct net_device *net) +{ + free_candev(net); +} +EXPORT_SYMBOL_GPL(m_can_class_free_dev); + int m_can_class_register(struct m_can_classdev *m_can_dev) { int ret; @@ -1850,7 +1861,6 @@ pm_runtime_fail: if (ret) { if (m_can_dev->pm_clock_support) pm_runtime_disable(m_can_dev->dev); - free_candev(m_can_dev->net); } return ret; @@ -1908,8 +1918,6 @@ void m_can_class_unregister(struct m_can_classdev *m_can_dev) unregister_candev(m_can_dev->net); m_can_clk_stop(m_can_dev); - - free_candev(m_can_dev->net); } EXPORT_SYMBOL_GPL(m_can_class_unregister); diff --git a/drivers/net/can/m_can/m_can.h b/drivers/net/can/m_can/m_can.h index 49f42b50627a..b2699a7c9997 100644 --- a/drivers/net/can/m_can/m_can.h +++ b/drivers/net/can/m_can/m_can.h @@ -99,6 +99,7 @@ struct m_can_classdev { }; struct m_can_classdev *m_can_class_allocate_dev(struct device *dev); +void m_can_class_free_dev(struct net_device *net); int m_can_class_register(struct m_can_classdev *cdev); void m_can_class_unregister(struct m_can_classdev *cdev); int m_can_class_get_clocks(struct m_can_classdev *cdev); diff --git a/drivers/net/can/m_can/m_can_platform.c b/drivers/net/can/m_can/m_can_platform.c index e6d0cb9ee02f..161cb9be018c 100644 --- a/drivers/net/can/m_can/m_can_platform.c +++ b/drivers/net/can/m_can/m_can_platform.c @@ -67,32 +67,36 @@ static int m_can_plat_probe(struct platform_device *pdev) return -ENOMEM; priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL); - if (!priv) - return -ENOMEM; + if (!priv) { + ret = -ENOMEM; + goto probe_fail; + } mcan_class->device_data = priv; - m_can_class_get_clocks(mcan_class); + ret = m_can_class_get_clocks(mcan_class); + if (ret) + goto probe_fail; res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "m_can"); addr = devm_ioremap_resource(&pdev->dev, res); irq = platform_get_irq_byname(pdev, "int0"); if (IS_ERR(addr) || irq < 0) { ret = -EINVAL; - goto failed_ret; + goto probe_fail; } /* message ram could be shared */ res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "message_ram"); if (!res) { ret = -ENODEV; - goto failed_ret; + goto probe_fail; } mram_addr = devm_ioremap(&pdev->dev, res->start, resource_size(res)); if (!mram_addr) { ret = -ENOMEM; - goto failed_ret; + goto probe_fail; } priv->base = addr; @@ -111,9 +115,10 @@ static int m_can_plat_probe(struct platform_device *pdev) m_can_init_ram(mcan_class); - ret = m_can_class_register(mcan_class); + return m_can_class_register(mcan_class); -failed_ret: +probe_fail: + m_can_class_free_dev(mcan_class->net); return ret; } @@ -134,6 +139,8 @@ static int m_can_plat_remove(struct platform_device *pdev) m_can_class_unregister(mcan_class); + m_can_class_free_dev(mcan_class->net); + platform_set_drvdata(pdev, NULL); return 0; diff --git a/drivers/net/can/m_can/tcan4x5x.c b/drivers/net/can/m_can/tcan4x5x.c index eacd428e07e9..e5d7d85e0b6d 100644 --- a/drivers/net/can/m_can/tcan4x5x.c +++ b/drivers/net/can/m_can/tcan4x5x.c @@ -440,14 +440,18 @@ static int tcan4x5x_can_probe(struct spi_device *spi) return -ENOMEM; priv = devm_kzalloc(&spi->dev, sizeof(*priv), GFP_KERNEL); - if (!priv) - return -ENOMEM; + if (!priv) { + ret = -ENOMEM; + goto out_m_can_class_free_dev; + } priv->power = devm_regulator_get_optional(&spi->dev, "vsup"); - if (PTR_ERR(priv->power) == -EPROBE_DEFER) - return -EPROBE_DEFER; - else + if (PTR_ERR(priv->power) == -EPROBE_DEFER) { + ret = -EPROBE_DEFER; + goto out_m_can_class_free_dev; + } else { priv->power = NULL; + } mcan_class->device_data = priv; @@ -460,8 +464,10 @@ static int tcan4x5x_can_probe(struct spi_device *spi) } /* Sanity check */ - if (freq < 20000000 || freq > TCAN4X5X_EXT_CLK_DEF) - return -ERANGE; + if (freq < 20000000 || freq > TCAN4X5X_EXT_CLK_DEF) { + ret = -ERANGE; + goto out_m_can_class_free_dev; + } priv->reg_offset = TCAN4X5X_MCAN_OFFSET; priv->mram_start = TCAN4X5X_MRAM_START; @@ -487,6 +493,10 @@ static int tcan4x5x_can_probe(struct spi_device *spi) priv->regmap = devm_regmap_init(&spi->dev, &tcan4x5x_bus, &spi->dev, &tcan4x5x_regmap); + if (IS_ERR(priv->regmap)) { + ret = PTR_ERR(priv->regmap); + goto out_clk; + } ret = tcan4x5x_power_enable(priv->power, 1); if (ret) @@ -514,8 +524,10 @@ out_clk: clk_disable_unprepare(mcan_class->cclk); clk_disable_unprepare(mcan_class->hclk); } - + out_m_can_class_free_dev: + m_can_class_free_dev(mcan_class->net); dev_err(&spi->dev, "Probe failed, err=%d\n", ret); + return ret; } @@ -523,9 +535,11 @@ static int tcan4x5x_can_remove(struct spi_device *spi) { struct tcan4x5x_priv *priv = spi_get_drvdata(spi); + m_can_class_unregister(priv->mcan_dev); + tcan4x5x_power_enable(priv->power, 0); - m_can_class_unregister(priv->mcan_dev); + m_can_class_free_dev(priv->mcan_dev->net); return 0; } diff --git a/drivers/net/can/ti_hecc.c b/drivers/net/can/ti_hecc.c index 9913f5458279..2c22f40e12bd 100644 --- a/drivers/net/can/ti_hecc.c +++ b/drivers/net/can/ti_hecc.c @@ -881,7 +881,8 @@ static int ti_hecc_probe(struct platform_device *pdev) priv->base = devm_platform_ioremap_resource_byname(pdev, "hecc"); if (IS_ERR(priv->base)) { dev_err(&pdev->dev, "hecc ioremap failed\n"); - return PTR_ERR(priv->base); + err = PTR_ERR(priv->base); + goto probe_exit_candev; } /* handle hecc-ram memory */ @@ -889,20 +890,22 @@ static int ti_hecc_probe(struct platform_device *pdev) "hecc-ram"); if (IS_ERR(priv->hecc_ram)) { dev_err(&pdev->dev, "hecc-ram ioremap failed\n"); - return PTR_ERR(priv->hecc_ram); + err = PTR_ERR(priv->hecc_ram); + goto probe_exit_candev; } /* handle mbx memory */ priv->mbx = devm_platform_ioremap_resource_byname(pdev, "mbx"); if (IS_ERR(priv->mbx)) { dev_err(&pdev->dev, "mbx ioremap failed\n"); - return PTR_ERR(priv->mbx); + err = PTR_ERR(priv->mbx); + goto probe_exit_candev; } irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0); if (!irq) { dev_err(&pdev->dev, "No irq resource\n"); - goto probe_exit; + goto probe_exit_candev; } priv->ndev = ndev; @@ -966,7 +969,7 @@ probe_exit_release_clk: clk_put(priv->clk); probe_exit_candev: free_candev(ndev); -probe_exit: + return err; } diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c index 7ab87a758754..218fadc91155 100644 --- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c +++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c @@ -367,7 +367,7 @@ static const struct can_bittiming_const kvaser_usb_hydra_kcan_bittiming_c = { .tseg2_max = 32, .sjw_max = 16, .brp_min = 1, - .brp_max = 4096, + .brp_max = 8192, .brp_inc = 1, }; diff --git a/drivers/net/can/usb/mcba_usb.c b/drivers/net/can/usb/mcba_usb.c index 5857b37dcd96..e97f2e0da6b0 100644 --- a/drivers/net/can/usb/mcba_usb.c +++ b/drivers/net/can/usb/mcba_usb.c @@ -326,8 +326,6 @@ static netdev_tx_t mcba_usb_start_xmit(struct sk_buff *skb, if (!ctx) return NETDEV_TX_BUSY; - can_put_echo_skb(skb, priv->netdev, ctx->ndx); - if (cf->can_id & CAN_EFF_FLAG) { /* SIDH | SIDL | EIDH | EIDL * 28 - 21 | 20 19 18 x x x 17 16 | 15 - 8 | 7 - 0 @@ -357,6 +355,8 @@ static netdev_tx_t mcba_usb_start_xmit(struct sk_buff *skb, if (cf->can_id & CAN_RTR_FLAG) usb_msg.dlc |= MCBA_DLC_RTR_MASK; + can_put_echo_skb(skb, priv->netdev, ctx->ndx); + err = mcba_usb_xmit(priv, (struct mcba_usb_msg *)&usb_msg, ctx); if (err) goto xmit_failed; diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_core.c b/drivers/net/can/usb/peak_usb/pcan_usb_core.c index c2764799f9ef..204ccb27d6d9 100644 --- a/drivers/net/can/usb/peak_usb/pcan_usb_core.c +++ b/drivers/net/can/usb/peak_usb/pcan_usb_core.c @@ -156,7 +156,7 @@ void peak_usb_get_ts_time(struct peak_time_ref *time_ref, u32 ts, ktime_t *time) if (time_ref->ts_dev_1 < time_ref->ts_dev_2) { /* case when event time (tsw) wraps */ if (ts < time_ref->ts_dev_1) - delta_ts = 1 << time_ref->adapter->ts_used_bits; + delta_ts = BIT_ULL(time_ref->adapter->ts_used_bits); /* Otherwise, sync time counter (ts_dev_2) has wrapped: * handle case when event time (tsn) hasn't. @@ -168,7 +168,7 @@ void peak_usb_get_ts_time(struct peak_time_ref *time_ref, u32 ts, ktime_t *time) * tsn ts */ } else if (time_ref->ts_dev_1 < ts) { - delta_ts = -(1 << time_ref->adapter->ts_used_bits); + delta_ts = -BIT_ULL(time_ref->adapter->ts_used_bits); } /* add delay between last sync and event timestamps */ diff --git a/drivers/net/dsa/lantiq_gswip.c b/drivers/net/dsa/lantiq_gswip.c index 74db81dafee3..09701c17f3f6 100644 --- a/drivers/net/dsa/lantiq_gswip.c +++ b/drivers/net/dsa/lantiq_gswip.c @@ -26,6 +26,7 @@ */ #include <linux/clk.h> +#include <linux/delay.h> #include <linux/etherdevice.h> #include <linux/firmware.h> #include <linux/if_bridge.h> @@ -1837,6 +1838,16 @@ static int gswip_gphy_fw_list(struct gswip_priv *priv, i++; } + /* The standalone PHY11G requires 300ms to be fully + * initialized and ready for any MDIO communication after being + * taken out of reset. For the SoC-internal GPHY variant there + * is no (known) documentation for the minimum time after a + * reset. Use the same value as for the standalone variant as + * some users have reported internal PHYs not being detected + * without any delay. + */ + msleep(300); + return 0; remove_gphy: diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index bd297ae7cf9e..34cca0a4b31c 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -2297,6 +2297,8 @@ static void mv88e6xxx_hardware_reset(struct mv88e6xxx_chip *chip) usleep_range(10000, 20000); gpiod_set_value_cansleep(gpiod, 0); usleep_range(10000, 20000); + + mv88e6xxx_g1_wait_eeprom_done(chip); } } diff --git a/drivers/net/dsa/mv88e6xxx/devlink.c b/drivers/net/dsa/mv88e6xxx/devlink.c index 10cd1bfd81a0..ade04c036fd9 100644 --- a/drivers/net/dsa/mv88e6xxx/devlink.c +++ b/drivers/net/dsa/mv88e6xxx/devlink.c @@ -393,8 +393,10 @@ static int mv88e6xxx_region_atu_snapshot(struct devlink *dl, mv88e6xxx_reg_lock(chip); err = mv88e6xxx_fid_map(chip, fid_bitmap); - if (err) + if (err) { + kfree(table); goto out; + } while (1) { fid = find_next_bit(fid_bitmap, MV88E6XXX_N_FID, fid + 1); diff --git a/drivers/net/dsa/mv88e6xxx/global1.c b/drivers/net/dsa/mv88e6xxx/global1.c index f62aa83ca08d..33d443a37efc 100644 --- a/drivers/net/dsa/mv88e6xxx/global1.c +++ b/drivers/net/dsa/mv88e6xxx/global1.c @@ -75,6 +75,37 @@ static int mv88e6xxx_g1_wait_init_ready(struct mv88e6xxx_chip *chip) return mv88e6xxx_g1_wait_bit(chip, MV88E6XXX_G1_STS, bit, 1); } +void mv88e6xxx_g1_wait_eeprom_done(struct mv88e6xxx_chip *chip) +{ + const unsigned long timeout = jiffies + 1 * HZ; + u16 val; + int err; + + /* Wait up to 1 second for the switch to finish reading the + * EEPROM. + */ + while (time_before(jiffies, timeout)) { + err = mv88e6xxx_g1_read(chip, MV88E6XXX_G1_STS, &val); + if (err) { + dev_err(chip->dev, "Error reading status"); + return; + } + + /* If the switch is still resetting, it may not + * respond on the bus, and so MDIO read returns + * 0xffff. Differentiate between that, and waiting for + * the EEPROM to be done by bit 0 being set. + */ + if (val != 0xffff && + val & BIT(MV88E6XXX_G1_STS_IRQ_EEPROM_DONE)) + return; + + usleep_range(1000, 2000); + } + + dev_err(chip->dev, "Timeout waiting for EEPROM done"); +} + /* Offset 0x01: Switch MAC Address Register Bytes 0 & 1 * Offset 0x02: Switch MAC Address Register Bytes 2 & 3 * Offset 0x03: Switch MAC Address Register Bytes 4 & 5 diff --git a/drivers/net/dsa/mv88e6xxx/global1.h b/drivers/net/dsa/mv88e6xxx/global1.h index 1e3546f8b072..e05abe61fa11 100644 --- a/drivers/net/dsa/mv88e6xxx/global1.h +++ b/drivers/net/dsa/mv88e6xxx/global1.h @@ -278,6 +278,7 @@ int mv88e6xxx_g1_set_switch_mac(struct mv88e6xxx_chip *chip, u8 *addr); int mv88e6185_g1_reset(struct mv88e6xxx_chip *chip); int mv88e6352_g1_reset(struct mv88e6xxx_chip *chip); int mv88e6250_g1_reset(struct mv88e6xxx_chip *chip); +void mv88e6xxx_g1_wait_eeprom_done(struct mv88e6xxx_chip *chip); int mv88e6185_g1_ppu_enable(struct mv88e6xxx_chip *chip); int mv88e6185_g1_ppu_disable(struct mv88e6xxx_chip *chip); diff --git a/drivers/net/dsa/mv88e6xxx/global1_vtu.c b/drivers/net/dsa/mv88e6xxx/global1_vtu.c index 48390b7b18ad..1048509a849b 100644 --- a/drivers/net/dsa/mv88e6xxx/global1_vtu.c +++ b/drivers/net/dsa/mv88e6xxx/global1_vtu.c @@ -125,11 +125,9 @@ static int mv88e6xxx_g1_vtu_vid_write(struct mv88e6xxx_chip *chip, * Offset 0x08: VTU/STU Data Register 2 * Offset 0x09: VTU/STU Data Register 3 */ - -static int mv88e6185_g1_vtu_data_read(struct mv88e6xxx_chip *chip, - struct mv88e6xxx_vtu_entry *entry) +static int mv88e6185_g1_vtu_stu_data_read(struct mv88e6xxx_chip *chip, + u16 *regs) { - u16 regs[3]; int i; /* Read all 3 VTU/STU Data registers */ @@ -142,12 +140,45 @@ static int mv88e6185_g1_vtu_data_read(struct mv88e6xxx_chip *chip, return err; } - /* Extract MemberTag and PortState data */ + return 0; +} + +static int mv88e6185_g1_vtu_data_read(struct mv88e6xxx_chip *chip, + struct mv88e6xxx_vtu_entry *entry) +{ + u16 regs[3]; + int err; + int i; + + err = mv88e6185_g1_vtu_stu_data_read(chip, regs); + if (err) + return err; + + /* Extract MemberTag data */ for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) { unsigned int member_offset = (i % 4) * 4; - unsigned int state_offset = member_offset + 2; entry->member[i] = (regs[i / 4] >> member_offset) & 0x3; + } + + return 0; +} + +static int mv88e6185_g1_stu_data_read(struct mv88e6xxx_chip *chip, + struct mv88e6xxx_vtu_entry *entry) +{ + u16 regs[3]; + int err; + int i; + + err = mv88e6185_g1_vtu_stu_data_read(chip, regs); + if (err) + return err; + + /* Extract PortState data */ + for (i = 0; i < mv88e6xxx_num_ports(chip); ++i) { + unsigned int state_offset = (i % 4) * 4 + 2; + entry->state[i] = (regs[i / 4] >> state_offset) & 0x3; } @@ -349,6 +380,10 @@ int mv88e6185_g1_vtu_getnext(struct mv88e6xxx_chip *chip, if (err) return err; + err = mv88e6185_g1_stu_data_read(chip, entry); + if (err) + return err; + /* VTU DBNum[3:0] are located in VTU Operation 3:0 * VTU DBNum[7:4] are located in VTU Operation 11:8 */ @@ -374,16 +409,20 @@ int mv88e6352_g1_vtu_getnext(struct mv88e6xxx_chip *chip, return err; if (entry->valid) { - /* Fetch (and mask) VLAN PortState data from the STU */ - err = mv88e6xxx_g1_vtu_stu_get(chip, entry); + err = mv88e6185_g1_vtu_data_read(chip, entry); if (err) return err; - err = mv88e6185_g1_vtu_data_read(chip, entry); + err = mv88e6xxx_g1_vtu_fid_read(chip, entry); if (err) return err; - err = mv88e6xxx_g1_vtu_fid_read(chip, entry); + /* Fetch VLAN PortState data from the STU */ + err = mv88e6xxx_g1_vtu_stu_get(chip, entry); + if (err) + return err; + + err = mv88e6185_g1_stu_data_read(chip, entry); if (err) return err; } diff --git a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c index 0c12cf7bda50..3f65f2b370c5 100644 --- a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c +++ b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c @@ -2543,8 +2543,8 @@ static int atl1c_probe(struct pci_dev *pdev, const struct pci_device_id *ent) * various kernel subsystems to support the mechanics required by a * fixed-high-32-bit system. */ - if ((dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)) != 0) || - (dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)) != 0)) { + err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); + if (err) { dev_err(&pdev->dev, "No usable DMA configuration,aborting\n"); goto err_dma; } diff --git a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c index 098b0328e3cb..ff9f96de74b8 100644 --- a/drivers/net/ethernet/atheros/atl1e/atl1e_main.c +++ b/drivers/net/ethernet/atheros/atl1e/atl1e_main.c @@ -2312,8 +2312,8 @@ static int atl1e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) * various kernel subsystems to support the mechanics required by a * fixed-high-32-bit system. */ - if ((dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)) != 0) || - (dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)) != 0)) { + err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32)); + if (err) { dev_err(&pdev->dev, "No usable DMA configuration,aborting\n"); goto err_dma; } diff --git a/drivers/net/ethernet/broadcom/b44.c b/drivers/net/ethernet/broadcom/b44.c index 74c1778d841e..b455b60a5434 100644 --- a/drivers/net/ethernet/broadcom/b44.c +++ b/drivers/net/ethernet/broadcom/b44.c @@ -2383,7 +2383,8 @@ static int b44_init_one(struct ssb_device *sdev, goto err_out_free_dev; } - if (dma_set_mask_and_coherent(sdev->dma_dev, DMA_BIT_MASK(30))) { + err = dma_set_mask_and_coherent(sdev->dma_dev, DMA_BIT_MASK(30)); + if (err) { dev_err(sdev->dev, "Required 30BIT DMA mask unsupported by the system\n"); goto err_out_powerdown; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 7975f59735d6..7c21aaa8b9af 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -4099,7 +4099,8 @@ static void bnxt_free_mem(struct bnxt *bp, bool irq_re_init) bnxt_free_ntp_fltrs(bp, irq_re_init); if (irq_re_init) { bnxt_free_ring_stats(bp); - if (!(bp->fw_cap & BNXT_FW_CAP_PORT_STATS_NO_RESET)) + if (!(bp->fw_cap & BNXT_FW_CAP_PORT_STATS_NO_RESET) || + test_bit(BNXT_STATE_IN_FW_RESET, &bp->state)) bnxt_free_port_stats(bp); bnxt_free_ring_grps(bp); bnxt_free_vnics(bp); @@ -7757,6 +7758,7 @@ static void bnxt_add_one_ctr(u64 hw, u64 *sw, u64 mask) { u64 sw_tmp; + hw &= mask; sw_tmp = (*sw & ~mask) | hw; if (hw < (*sw & mask)) sw_tmp += mask + 1; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index 53687bc7fcf5..1471c9a36238 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -2079,6 +2079,9 @@ int bnxt_hwrm_nvm_get_dev_info(struct bnxt *bp, struct hwrm_nvm_get_dev_info_input req = {0}; int rc; + if (BNXT_VF(bp)) + return -EOPNOTSUPP; + bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_DEV_INFO, -1, -1); mutex_lock(&bp->hwrm_cmd_lock); rc = _hwrm_send_message(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); @@ -2997,7 +3000,7 @@ static int bnxt_get_module_eeprom(struct net_device *dev, /* Read A2 portion of the EEPROM */ if (length) { start -= ETH_MODULE_SFF_8436_LEN; - rc = bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A2, 1, + rc = bnxt_read_sfp_module_eeprom_info(bp, I2C_DEV_ADDR_A2, 0, start, length, data); } return rc; diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h index 3352dad6ca99..27308600da15 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h @@ -2124,6 +2124,9 @@ void cxgb4_inline_tx_skb(const struct sk_buff *skb, const struct sge_txq *q, void cxgb4_write_sgl(const struct sk_buff *skb, struct sge_txq *q, struct ulptx_sgl *sgl, u64 *end, unsigned int start, const dma_addr_t *addr); +void cxgb4_write_partial_sgl(const struct sk_buff *skb, struct sge_txq *q, + struct ulptx_sgl *sgl, u64 *end, + const dma_addr_t *addr, u32 start, u32 send_len); void cxgb4_ring_tx_db(struct adapter *adap, struct sge_txq *q, int n); int t4_set_vlan_acl(struct adapter *adap, unsigned int mbox, unsigned int vf, u16 vlan); diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c index 0273f40b85f7..17410fe86626 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c @@ -3573,6 +3573,8 @@ static int chcr_stats_show(struct seq_file *seq, void *v) atomic64_read(&adap->ch_ktls_stats.ktls_tx_complete_pkts)); seq_printf(seq, "TX trim pkts : %20llu\n", atomic64_read(&adap->ch_ktls_stats.ktls_tx_trimmed_pkts)); + seq_printf(seq, "TX sw fallback : %20llu\n", + atomic64_read(&adap->ch_ktls_stats.ktls_tx_fallback)); while (i < MAX_NPORTS) { ktls_port = &adap->ch_ktls_stats.ktls_port[i]; seq_printf(seq, "Port %d\n", i); diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index a952fe198eb9..7fd264a6d085 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -1176,6 +1176,7 @@ static u16 cxgb_select_queue(struct net_device *dev, struct sk_buff *skb, txq = netdev_pick_tx(dev, skb, sb_dev); if (xfrm_offload(skb) || is_ptp_enabled(skb, dev) || skb->encapsulation || + cxgb4_is_ktls_skb(skb) || (proto != IPPROTO_TCP && proto != IPPROTO_UDP)) txq = txq % pi->nqsets; diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h index b169776ab484..1b49f2fa9b18 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_uld.h @@ -388,6 +388,7 @@ struct ch_ktls_stats_debug { atomic64_t ktls_tx_retransmit_pkts; atomic64_t ktls_tx_complete_pkts; atomic64_t ktls_tx_trimmed_pkts; + atomic64_t ktls_tx_fallback; }; #endif @@ -493,6 +494,11 @@ struct cxgb4_uld_info { #endif }; +static inline bool cxgb4_is_ktls_skb(struct sk_buff *skb) +{ + return skb->sk && tls_is_sk_tx_device_offloaded(skb->sk); +} + void cxgb4_uld_enable(struct adapter *adap); void cxgb4_register_uld(enum cxgb4_uld type, const struct cxgb4_uld_info *p); int cxgb4_unregister_uld(enum cxgb4_uld type); diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c index a9e9c7ae565d..196652a114c5 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c @@ -890,6 +890,114 @@ void cxgb4_write_sgl(const struct sk_buff *skb, struct sge_txq *q, } EXPORT_SYMBOL(cxgb4_write_sgl); +/* cxgb4_write_partial_sgl - populate SGL for partial packet + * @skb: the packet + * @q: the Tx queue we are writing into + * @sgl: starting location for writing the SGL + * @end: points right after the end of the SGL + * @addr: the list of bus addresses for the SGL elements + * @start: start offset in the SKB where partial data starts + * @len: length of data from @start to send out + * + * This API will handle sending out partial data of a skb if required. + * Unlike cxgb4_write_sgl, @start can be any offset into the skb data, + * and @len will decide how much data after @start offset to send out. + */ +void cxgb4_write_partial_sgl(const struct sk_buff *skb, struct sge_txq *q, + struct ulptx_sgl *sgl, u64 *end, + const dma_addr_t *addr, u32 start, u32 len) +{ + struct ulptx_sge_pair buf[MAX_SKB_FRAGS / 2 + 1] = {0}, *to; + u32 frag_size, skb_linear_data_len = skb_headlen(skb); + struct skb_shared_info *si = skb_shinfo(skb); + u8 i = 0, frag_idx = 0, nfrags = 0; + skb_frag_t *frag; + + /* Fill the first SGL either from linear data or from partial + * frag based on @start. + */ + if (unlikely(start < skb_linear_data_len)) { + frag_size = min(len, skb_linear_data_len - start); + sgl->len0 = htonl(frag_size); + sgl->addr0 = cpu_to_be64(addr[0] + start); + len -= frag_size; + nfrags++; + } else { + start -= skb_linear_data_len; + frag = &si->frags[frag_idx]; + frag_size = skb_frag_size(frag); + /* find the first frag */ + while (start >= frag_size) { + start -= frag_size; + frag_idx++; + frag = &si->frags[frag_idx]; + frag_size = skb_frag_size(frag); + } + + frag_size = min(len, skb_frag_size(frag) - start); + sgl->len0 = cpu_to_be32(frag_size); + sgl->addr0 = cpu_to_be64(addr[frag_idx + 1] + start); + len -= frag_size; + nfrags++; + frag_idx++; + } + + /* If the entire partial data fit in one SGL, then send it out + * now. + */ + if (!len) + goto done; + + /* Most of the complexity below deals with the possibility we hit the + * end of the queue in the middle of writing the SGL. For this case + * only we create the SGL in a temporary buffer and then copy it. + */ + to = (u8 *)end > (u8 *)q->stat ? buf : sgl->sge; + + /* If the skb couldn't fit in first SGL completely, fill the + * rest of the frags in subsequent SGLs. Note that each SGL + * pair can store 2 frags. + */ + while (len) { + frag_size = min(len, skb_frag_size(&si->frags[frag_idx])); + to->len[i & 1] = cpu_to_be32(frag_size); + to->addr[i & 1] = cpu_to_be64(addr[frag_idx + 1]); + if (i && (i & 1)) + to++; + nfrags++; + frag_idx++; + i++; + len -= frag_size; + } + + /* If we ended in an odd boundary, then set the second SGL's + * length in the pair to 0. + */ + if (i & 1) + to->len[1] = cpu_to_be32(0); + + /* Copy from temporary buffer to Tx ring, in case we hit the + * end of the queue in the middle of writing the SGL. + */ + if (unlikely((u8 *)end > (u8 *)q->stat)) { + u32 part0 = (u8 *)q->stat - (u8 *)sgl->sge, part1; + + if (likely(part0)) + memcpy(sgl->sge, buf, part0); + part1 = (u8 *)end - (u8 *)q->stat; + memcpy(q->desc, (u8 *)buf + part0, part1); + end = (void *)q->desc + part1; + } + + /* 0-pad to multiple of 16 */ + if ((uintptr_t)end & 8) + *end = 0; +done: + sgl->cmd_nsge = htonl(ULPTX_CMD_V(ULP_TX_SC_DSGL) | + ULPTX_NSGE_V(nfrags)); +} +EXPORT_SYMBOL(cxgb4_write_partial_sgl); + /* This function copies 64 byte coalesced work request to * memory mapped BAR2 space. For coalesced WR SGE fetches * data from the FIFO instead of from Host. @@ -1422,7 +1530,8 @@ static netdev_tx_t cxgb4_eth_xmit(struct sk_buff *skb, struct net_device *dev) #endif /* CHELSIO_IPSEC_INLINE */ #if IS_ENABLED(CONFIG_CHELSIO_TLS_DEVICE) - if (skb->decrypted) + if (cxgb4_is_ktls_skb(skb) && + (skb->len - (skb_transport_offset(skb) + tcp_hdrlen(skb)))) return adap->uld[CXGB4_ULD_KTLS].tx_handler(skb, dev); #endif /* CHELSIO_TLS_DEVICE */ diff --git a/drivers/net/ethernet/chelsio/inline_crypto/ch_ktls/chcr_ktls.c b/drivers/net/ethernet/chelsio/inline_crypto/ch_ktls/chcr_ktls.c index 5195f692f14d..c24485c0d512 100644 --- a/drivers/net/ethernet/chelsio/inline_crypto/ch_ktls/chcr_ktls.c +++ b/drivers/net/ethernet/chelsio/inline_crypto/ch_ktls/chcr_ktls.c @@ -14,6 +14,50 @@ static LIST_HEAD(uld_ctx_list); static DEFINE_MUTEX(dev_mutex); +/* chcr_get_nfrags_to_send: get the remaining nfrags after start offset + * @skb: skb + * @start: start offset. + * @len: how much data to send after @start + */ +static int chcr_get_nfrags_to_send(struct sk_buff *skb, u32 start, u32 len) +{ + struct skb_shared_info *si = skb_shinfo(skb); + u32 frag_size, skb_linear_data_len = skb_headlen(skb); + u8 nfrags = 0, frag_idx = 0; + skb_frag_t *frag; + + /* if its a linear skb then return 1 */ + if (!skb_is_nonlinear(skb)) + return 1; + + if (unlikely(start < skb_linear_data_len)) { + frag_size = min(len, skb_linear_data_len - start); + start = 0; + } else { + start -= skb_linear_data_len; + + frag = &si->frags[frag_idx]; + frag_size = skb_frag_size(frag); + while (start >= frag_size) { + start -= frag_size; + frag_idx++; + frag = &si->frags[frag_idx]; + frag_size = skb_frag_size(frag); + } + frag_size = min(len, skb_frag_size(frag) - start); + } + len -= frag_size; + nfrags++; + + while (len) { + frag_size = min(len, skb_frag_size(&si->frags[frag_idx])); + len -= frag_size; + nfrags++; + frag_idx++; + } + return nfrags; +} + static int chcr_init_tcb_fields(struct chcr_ktls_info *tx_info); /* * chcr_ktls_save_keys: calculate and save crypto keys. @@ -689,7 +733,8 @@ static int chcr_ktls_cpl_set_tcb_rpl(struct adapter *adap, unsigned char *input) } static void *__chcr_write_cpl_set_tcb_ulp(struct chcr_ktls_info *tx_info, - u32 tid, void *pos, u16 word, u64 mask, + u32 tid, void *pos, u16 word, + struct sge_eth_txq *q, u64 mask, u64 val, u32 reply) { struct cpl_set_tcb_field_core *cpl; @@ -698,7 +743,10 @@ static void *__chcr_write_cpl_set_tcb_ulp(struct chcr_ktls_info *tx_info, /* ULP_TXPKT */ txpkt = pos; - txpkt->cmd_dest = htonl(ULPTX_CMD_V(ULP_TX_PKT) | ULP_TXPKT_DEST_V(0)); + txpkt->cmd_dest = htonl(ULPTX_CMD_V(ULP_TX_PKT) | + ULP_TXPKT_CHANNELID_V(tx_info->port_id) | + ULP_TXPKT_FID_V(q->q.cntxt_id) | + ULP_TXPKT_RO_F); txpkt->len = htonl(DIV_ROUND_UP(CHCR_SET_TCB_FIELD_LEN, 16)); /* ULPTX_IDATA sub-command */ @@ -753,7 +801,7 @@ static void *chcr_write_cpl_set_tcb_ulp(struct chcr_ktls_info *tx_info, } else { u8 buf[48] = {0}; - __chcr_write_cpl_set_tcb_ulp(tx_info, tid, buf, word, + __chcr_write_cpl_set_tcb_ulp(tx_info, tid, buf, word, q, mask, val, reply); return chcr_copy_to_txd(buf, &q->q, pos, @@ -761,7 +809,7 @@ static void *chcr_write_cpl_set_tcb_ulp(struct chcr_ktls_info *tx_info, } } - pos = __chcr_write_cpl_set_tcb_ulp(tx_info, tid, pos, word, + pos = __chcr_write_cpl_set_tcb_ulp(tx_info, tid, pos, word, q, mask, val, reply); /* check again if we are at the end of the queue */ @@ -783,11 +831,11 @@ static void *chcr_write_cpl_set_tcb_ulp(struct chcr_ktls_info *tx_info, */ static int chcr_ktls_xmit_tcb_cpls(struct chcr_ktls_info *tx_info, struct sge_eth_txq *q, u64 tcp_seq, - u64 tcp_ack, u64 tcp_win) + u64 tcp_ack, u64 tcp_win, bool offset) { bool first_wr = ((tx_info->prev_ack == 0) && (tx_info->prev_win == 0)); struct ch_ktls_port_stats_debug *port_stats; - u32 len, cpl = 0, ndesc, wr_len; + u32 len, cpl = 0, ndesc, wr_len, wr_mid = 0; struct fw_ulptx_wr *wr; int credits; void *pos; @@ -803,6 +851,11 @@ static int chcr_ktls_xmit_tcb_cpls(struct chcr_ktls_info *tx_info, return NETDEV_TX_BUSY; } + if (unlikely(credits < ETHTXQ_STOP_THRES)) { + chcr_eth_txq_stop(q); + wr_mid |= FW_WR_EQUEQ_F | FW_WR_EQUIQ_F; + } + pos = &q->q.desc[q->q.pidx]; /* make space for WR, we'll fill it later when we know all the cpls * being sent out and have complete length. @@ -818,7 +871,7 @@ static int chcr_ktls_xmit_tcb_cpls(struct chcr_ktls_info *tx_info, cpl++; } /* reset snd una if it's a re-transmit pkt */ - if (tcp_seq != tx_info->prev_seq) { + if (tcp_seq != tx_info->prev_seq || offset) { /* reset snd_una */ port_stats = &tx_info->adap->ch_ktls_stats.ktls_port[tx_info->port_id]; @@ -827,7 +880,8 @@ static int chcr_ktls_xmit_tcb_cpls(struct chcr_ktls_info *tx_info, TCB_SND_UNA_RAW_V (TCB_SND_UNA_RAW_M), TCB_SND_UNA_RAW_V(0), 0); - atomic64_inc(&port_stats->ktls_tx_ooo); + if (tcp_seq != tx_info->prev_seq) + atomic64_inc(&port_stats->ktls_tx_ooo); cpl++; } /* update ack */ @@ -856,7 +910,8 @@ static int chcr_ktls_xmit_tcb_cpls(struct chcr_ktls_info *tx_info, wr->op_to_compl = htonl(FW_WR_OP_V(FW_ULPTX_WR)); wr->cookie = 0; /* fill len in wr field */ - wr->flowid_len16 = htonl(FW_WR_LEN16_V(DIV_ROUND_UP(len, 16))); + wr->flowid_len16 = htonl(wr_mid | + FW_WR_LEN16_V(DIV_ROUND_UP(len, 16))); ndesc = DIV_ROUND_UP(len, 64); chcr_txq_advance(&q->q, ndesc); @@ -866,34 +921,14 @@ static int chcr_ktls_xmit_tcb_cpls(struct chcr_ktls_info *tx_info, } /* - * chcr_ktls_skb_copy - * @nskb - new skb where the frags to be added. - * @skb - old skb from which frags will be copied. - */ -static void chcr_ktls_skb_copy(struct sk_buff *skb, struct sk_buff *nskb) -{ - int i; - - for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { - skb_shinfo(nskb)->frags[i] = skb_shinfo(skb)->frags[i]; - __skb_frag_ref(&skb_shinfo(nskb)->frags[i]); - } - - skb_shinfo(nskb)->nr_frags = skb_shinfo(skb)->nr_frags; - nskb->len += skb->data_len; - nskb->data_len = skb->data_len; - nskb->truesize += skb->data_len; -} - -/* * chcr_ktls_get_tx_flits * returns number of flits to be sent out, it includes key context length, WR * size and skb fragments. */ static unsigned int -chcr_ktls_get_tx_flits(const struct sk_buff *skb, unsigned int key_ctx_len) +chcr_ktls_get_tx_flits(u32 nr_frags, unsigned int key_ctx_len) { - return chcr_sgl_len(skb_shinfo(skb)->nr_frags) + + return chcr_sgl_len(nr_frags) + DIV_ROUND_UP(key_ctx_len + CHCR_KTLS_WR_SIZE, 8); } @@ -957,8 +992,10 @@ chcr_ktls_write_tcp_options(struct chcr_ktls_info *tx_info, struct sk_buff *skb, struct tcphdr *tcp; int len16, pktlen; struct iphdr *ip; + u32 wr_mid = 0; int credits; u8 buf[150]; + u64 cntrl1; void *pos; iplen = skb_network_header_len(skb); @@ -967,7 +1004,7 @@ chcr_ktls_write_tcp_options(struct chcr_ktls_info *tx_info, struct sk_buff *skb, /* packet length = eth hdr len + ip hdr len + tcp hdr len * (including options). */ - pktlen = skb->len - skb->data_len; + pktlen = skb_transport_offset(skb) + tcp_hdrlen(skb); ctrl = sizeof(*cpl) + pktlen; len16 = DIV_ROUND_UP(sizeof(*wr) + ctrl, 16); @@ -980,6 +1017,11 @@ chcr_ktls_write_tcp_options(struct chcr_ktls_info *tx_info, struct sk_buff *skb, return NETDEV_TX_BUSY; } + if (unlikely(credits < ETHTXQ_STOP_THRES)) { + chcr_eth_txq_stop(q); + wr_mid |= FW_WR_EQUEQ_F | FW_WR_EQUIQ_F; + } + pos = &q->q.desc[q->q.pidx]; wr = pos; @@ -987,7 +1029,7 @@ chcr_ktls_write_tcp_options(struct chcr_ktls_info *tx_info, struct sk_buff *skb, wr->op_immdlen = htonl(FW_WR_OP_V(FW_ETH_TX_PKT_WR) | FW_WR_IMMDLEN_V(ctrl)); - wr->equiq_to_len16 = htonl(FW_WR_LEN16_V(len16)); + wr->equiq_to_len16 = htonl(wr_mid | FW_WR_LEN16_V(len16)); wr->r3 = 0; cpl = (void *)(wr + 1); @@ -997,22 +1039,28 @@ chcr_ktls_write_tcp_options(struct chcr_ktls_info *tx_info, struct sk_buff *skb, TXPKT_PF_V(tx_info->adap->pf)); cpl->pack = 0; cpl->len = htons(pktlen); - /* checksum offload */ - cpl->ctrl1 = 0; - - pos = cpl + 1; memcpy(buf, skb->data, pktlen); if (tx_info->ip_family == AF_INET) { /* we need to correct ip header len */ ip = (struct iphdr *)(buf + maclen); ip->tot_len = htons(pktlen - maclen); + cntrl1 = TXPKT_CSUM_TYPE_V(TX_CSUM_TCPIP); #if IS_ENABLED(CONFIG_IPV6) } else { ip6 = (struct ipv6hdr *)(buf + maclen); ip6->payload_len = htons(pktlen - maclen - iplen); + cntrl1 = TXPKT_CSUM_TYPE_V(TX_CSUM_TCPIP6); #endif } + + cntrl1 |= T6_TXPKT_ETHHDR_LEN_V(maclen - ETH_HLEN) | + TXPKT_IPHDR_LEN_V(iplen); + /* checksum offload */ + cpl->ctrl1 = cpu_to_be64(cntrl1); + + pos = cpl + 1; + /* now take care of the tcp header, if fin is not set then clear push * bit as well, and if fin is set, it will be sent at the last so we * need to update the tcp sequence number as per the last packet. @@ -1031,71 +1079,6 @@ chcr_ktls_write_tcp_options(struct chcr_ktls_info *tx_info, struct sk_buff *skb, return 0; } -/* chcr_ktls_skb_shift - Shifts request length paged data from skb to another. - * @tgt- buffer into which tail data gets added - * @skb- buffer from which the paged data comes from - * @shiftlen- shift up to this many bytes - */ -static int chcr_ktls_skb_shift(struct sk_buff *tgt, struct sk_buff *skb, - int shiftlen) -{ - skb_frag_t *fragfrom, *fragto; - int from, to, todo; - - WARN_ON(shiftlen > skb->data_len); - - todo = shiftlen; - from = 0; - to = 0; - fragfrom = &skb_shinfo(skb)->frags[from]; - - while ((todo > 0) && (from < skb_shinfo(skb)->nr_frags)) { - fragfrom = &skb_shinfo(skb)->frags[from]; - fragto = &skb_shinfo(tgt)->frags[to]; - - if (todo >= skb_frag_size(fragfrom)) { - *fragto = *fragfrom; - todo -= skb_frag_size(fragfrom); - from++; - to++; - - } else { - __skb_frag_ref(fragfrom); - skb_frag_page_copy(fragto, fragfrom); - skb_frag_off_copy(fragto, fragfrom); - skb_frag_size_set(fragto, todo); - - skb_frag_off_add(fragfrom, todo); - skb_frag_size_sub(fragfrom, todo); - todo = 0; - - to++; - break; - } - } - - /* Ready to "commit" this state change to tgt */ - skb_shinfo(tgt)->nr_frags = to; - - /* Reposition in the original skb */ - to = 0; - while (from < skb_shinfo(skb)->nr_frags) - skb_shinfo(skb)->frags[to++] = skb_shinfo(skb)->frags[from++]; - - skb_shinfo(skb)->nr_frags = to; - - WARN_ON(todo > 0 && !skb_shinfo(skb)->nr_frags); - - skb->len -= shiftlen; - skb->data_len -= shiftlen; - skb->truesize -= shiftlen; - tgt->len += shiftlen; - tgt->data_len += shiftlen; - tgt->truesize += shiftlen; - - return shiftlen; -} - /* * chcr_ktls_xmit_wr_complete: This sends out the complete record. If an skb * received has partial end part of the record, send out the complete record, so @@ -1111,6 +1094,8 @@ static int chcr_ktls_skb_shift(struct sk_buff *tgt, struct sk_buff *skb, static int chcr_ktls_xmit_wr_complete(struct sk_buff *skb, struct chcr_ktls_info *tx_info, struct sge_eth_txq *q, u32 tcp_seq, + bool is_last_wr, u32 data_len, + u32 skb_offset, u32 nfrags, bool tcp_push, u32 mss) { u32 len16, wr_mid = 0, flits = 0, ndesc, cipher_start; @@ -1126,7 +1111,7 @@ static int chcr_ktls_xmit_wr_complete(struct sk_buff *skb, u64 *end; /* get the number of flits required */ - flits = chcr_ktls_get_tx_flits(skb, tx_info->key_ctx_len); + flits = chcr_ktls_get_tx_flits(nfrags, tx_info->key_ctx_len); /* number of descriptors */ ndesc = chcr_flits_to_desc(flits); /* check if enough credits available */ @@ -1155,6 +1140,9 @@ static int chcr_ktls_xmit_wr_complete(struct sk_buff *skb, return NETDEV_TX_BUSY; } + if (!is_last_wr) + skb_get(skb); + pos = &q->q.desc[q->q.pidx]; end = (u64 *)pos + flits; /* FW_ULPTX_WR */ @@ -1187,7 +1175,7 @@ static int chcr_ktls_xmit_wr_complete(struct sk_buff *skb, CPL_TX_SEC_PDU_CPLLEN_V(CHCR_CPL_TX_SEC_PDU_LEN_64BIT) | CPL_TX_SEC_PDU_PLACEHOLDER_V(1) | CPL_TX_SEC_PDU_IVINSRTOFST_V(TLS_HEADER_SIZE + 1)); - cpl->pldlen = htonl(skb->data_len); + cpl->pldlen = htonl(data_len); /* encryption should start after tls header size + iv size */ cipher_start = TLS_HEADER_SIZE + tx_info->iv_size + 1; @@ -1229,7 +1217,7 @@ static int chcr_ktls_xmit_wr_complete(struct sk_buff *skb, /* CPL_TX_DATA */ tx_data = (void *)pos; OPCODE_TID(tx_data) = htonl(MK_OPCODE_TID(CPL_TX_DATA, tx_info->tid)); - tx_data->len = htonl(TX_DATA_MSS_V(mss) | TX_LENGTH_V(skb->data_len)); + tx_data->len = htonl(TX_DATA_MSS_V(mss) | TX_LENGTH_V(data_len)); tx_data->rsvd = htonl(tcp_seq); @@ -1249,8 +1237,8 @@ static int chcr_ktls_xmit_wr_complete(struct sk_buff *skb, } /* send the complete packet except the header */ - cxgb4_write_sgl(skb, &q->q, pos, end, skb->len - skb->data_len, - sgl_sdesc->addr); + cxgb4_write_partial_sgl(skb, &q->q, pos, end, sgl_sdesc->addr, + skb_offset, data_len); sgl_sdesc->skb = skb; chcr_txq_advance(&q->q, ndesc); @@ -1282,10 +1270,11 @@ static int chcr_ktls_xmit_wr_short(struct sk_buff *skb, struct sge_eth_txq *q, u32 tcp_seq, bool tcp_push, u32 mss, u32 tls_rec_offset, u8 *prior_data, - u32 prior_data_len) + u32 prior_data_len, u32 data_len, + u32 skb_offset) { + u32 len16, wr_mid = 0, cipher_start, nfrags; struct adapter *adap = tx_info->adap; - u32 len16, wr_mid = 0, cipher_start; unsigned int flits = 0, ndesc; int credits, left, last_desc; struct tx_sw_desc *sgl_sdesc; @@ -1298,10 +1287,11 @@ static int chcr_ktls_xmit_wr_short(struct sk_buff *skb, void *pos; u64 *end; + nfrags = chcr_get_nfrags_to_send(skb, skb_offset, data_len); /* get the number of flits required, it's a partial record so 2 flits * (AES_BLOCK_SIZE) will be added. */ - flits = chcr_ktls_get_tx_flits(skb, tx_info->key_ctx_len) + 2; + flits = chcr_ktls_get_tx_flits(nfrags, tx_info->key_ctx_len) + 2; /* get the correct 8 byte IV of this record */ iv_record = cpu_to_be64(tx_info->iv + tx_info->record_no); /* If it's a middle record and not 16 byte aligned to run AES CTR, need @@ -1373,7 +1363,7 @@ static int chcr_ktls_xmit_wr_short(struct sk_buff *skb, htonl(CPL_TX_SEC_PDU_OPCODE_V(CPL_TX_SEC_PDU) | CPL_TX_SEC_PDU_CPLLEN_V(CHCR_CPL_TX_SEC_PDU_LEN_64BIT) | CPL_TX_SEC_PDU_IVINSRTOFST_V(1)); - cpl->pldlen = htonl(skb->data_len + AES_BLOCK_LEN + prior_data_len); + cpl->pldlen = htonl(data_len + AES_BLOCK_LEN + prior_data_len); cpl->aadstart_cipherstop_hi = htonl(CPL_TX_SEC_PDU_CIPHERSTART_V(cipher_start)); cpl->cipherstop_lo_authinsert = 0; @@ -1404,7 +1394,7 @@ static int chcr_ktls_xmit_wr_short(struct sk_buff *skb, tx_data = (void *)pos; OPCODE_TID(tx_data) = htonl(MK_OPCODE_TID(CPL_TX_DATA, tx_info->tid)); tx_data->len = htonl(TX_DATA_MSS_V(mss) | - TX_LENGTH_V(skb->data_len + prior_data_len)); + TX_LENGTH_V(data_len + prior_data_len)); tx_data->rsvd = htonl(tcp_seq); tx_data->flags = htonl(TX_BYPASS_F); if (tcp_push) @@ -1437,8 +1427,8 @@ static int chcr_ktls_xmit_wr_short(struct sk_buff *skb, if (prior_data_len) pos = chcr_copy_to_txd(prior_data, &q->q, pos, 16); /* send the complete packet except the header */ - cxgb4_write_sgl(skb, &q->q, pos, end, skb->len - skb->data_len, - sgl_sdesc->addr); + cxgb4_write_partial_sgl(skb, &q->q, pos, end, sgl_sdesc->addr, + skb_offset, data_len); sgl_sdesc->skb = skb; chcr_txq_advance(&q->q, ndesc); @@ -1466,6 +1456,7 @@ static int chcr_ktls_tx_plaintxt(struct chcr_ktls_info *tx_info, struct sk_buff *skb, u32 tcp_seq, u32 mss, bool tcp_push, struct sge_eth_txq *q, u32 port_id, u8 *prior_data, + u32 data_len, u32 skb_offset, u32 prior_data_len) { int credits, left, len16, last_desc; @@ -1475,14 +1466,16 @@ static int chcr_ktls_tx_plaintxt(struct chcr_ktls_info *tx_info, struct ulptx_idata *idata; struct ulp_txpkt *ulptx; struct fw_ulptx_wr *wr; - u32 wr_mid = 0; + u32 wr_mid = 0, nfrags; void *pos; u64 *end; flits = DIV_ROUND_UP(CHCR_PLAIN_TX_DATA_LEN, 8); - flits += chcr_sgl_len(skb_shinfo(skb)->nr_frags); + nfrags = chcr_get_nfrags_to_send(skb, skb_offset, data_len); + flits += chcr_sgl_len(nfrags); if (prior_data_len) flits += 2; + /* WR will need len16 */ len16 = DIV_ROUND_UP(flits, 2); /* check how many descriptors needed */ @@ -1535,7 +1528,7 @@ static int chcr_ktls_tx_plaintxt(struct chcr_ktls_info *tx_info, tx_data = (struct cpl_tx_data *)(idata + 1); OPCODE_TID(tx_data) = htonl(MK_OPCODE_TID(CPL_TX_DATA, tx_info->tid)); tx_data->len = htonl(TX_DATA_MSS_V(mss) | - TX_LENGTH_V(skb->data_len + prior_data_len)); + TX_LENGTH_V(data_len + prior_data_len)); /* set tcp seq number */ tx_data->rsvd = htonl(tcp_seq); tx_data->flags = htonl(TX_BYPASS_F); @@ -1559,8 +1552,8 @@ static int chcr_ktls_tx_plaintxt(struct chcr_ktls_info *tx_info, end = pos + left; } /* send the complete packet including the header */ - cxgb4_write_sgl(skb, &q->q, pos, end, skb->len - skb->data_len, - sgl_sdesc->addr); + cxgb4_write_partial_sgl(skb, &q->q, pos, end, sgl_sdesc->addr, + skb_offset, data_len); sgl_sdesc->skb = skb; chcr_txq_advance(&q->q, ndesc); @@ -1568,12 +1561,96 @@ static int chcr_ktls_tx_plaintxt(struct chcr_ktls_info *tx_info, return 0; } +static int chcr_ktls_tunnel_pkt(struct chcr_ktls_info *tx_info, + struct sk_buff *skb, + struct sge_eth_txq *q) +{ + u32 ctrl, iplen, maclen, wr_mid = 0, len16; + struct tx_sw_desc *sgl_sdesc; + struct fw_eth_tx_pkt_wr *wr; + struct cpl_tx_pkt_core *cpl; + unsigned int flits, ndesc; + int credits, last_desc; + u64 cntrl1, *end; + void *pos; + + ctrl = sizeof(*cpl); + flits = DIV_ROUND_UP(sizeof(*wr) + ctrl, 8); + + flits += chcr_sgl_len(skb_shinfo(skb)->nr_frags + 1); + len16 = DIV_ROUND_UP(flits, 2); + /* check how many descriptors needed */ + ndesc = DIV_ROUND_UP(flits, 8); + + credits = chcr_txq_avail(&q->q) - ndesc; + if (unlikely(credits < 0)) { + chcr_eth_txq_stop(q); + return -ENOMEM; + } + + if (unlikely(credits < ETHTXQ_STOP_THRES)) { + chcr_eth_txq_stop(q); + wr_mid |= FW_WR_EQUEQ_F | FW_WR_EQUIQ_F; + } + + last_desc = q->q.pidx + ndesc - 1; + if (last_desc >= q->q.size) + last_desc -= q->q.size; + sgl_sdesc = &q->q.sdesc[last_desc]; + + if (unlikely(cxgb4_map_skb(tx_info->adap->pdev_dev, skb, + sgl_sdesc->addr) < 0)) { + memset(sgl_sdesc->addr, 0, sizeof(sgl_sdesc->addr)); + q->mapping_err++; + return -ENOMEM; + } + + iplen = skb_network_header_len(skb); + maclen = skb_mac_header_len(skb); + + pos = &q->q.desc[q->q.pidx]; + end = (u64 *)pos + flits; + wr = pos; + + /* Firmware work request header */ + wr->op_immdlen = htonl(FW_WR_OP_V(FW_ETH_TX_PKT_WR) | + FW_WR_IMMDLEN_V(ctrl)); + + wr->equiq_to_len16 = htonl(wr_mid | FW_WR_LEN16_V(len16)); + wr->r3 = 0; + + cpl = (void *)(wr + 1); + + /* CPL header */ + cpl->ctrl0 = htonl(TXPKT_OPCODE_V(CPL_TX_PKT) | + TXPKT_INTF_V(tx_info->tx_chan) | + TXPKT_PF_V(tx_info->adap->pf)); + cpl->pack = 0; + cntrl1 = TXPKT_CSUM_TYPE_V(tx_info->ip_family == AF_INET ? + TX_CSUM_TCPIP : TX_CSUM_TCPIP6); + cntrl1 |= T6_TXPKT_ETHHDR_LEN_V(maclen - ETH_HLEN) | + TXPKT_IPHDR_LEN_V(iplen); + /* checksum offload */ + cpl->ctrl1 = cpu_to_be64(cntrl1); + cpl->len = htons(skb->len); + + pos = cpl + 1; + + cxgb4_write_sgl(skb, &q->q, pos, end, 0, sgl_sdesc->addr); + sgl_sdesc->skb = skb; + chcr_txq_advance(&q->q, ndesc); + cxgb4_ring_tx_db(tx_info->adap, &q->q, ndesc); + return 0; +} + /* * chcr_ktls_copy_record_in_skb * @nskb - new skb where the frags to be added. + * @skb - old skb, to copy socket and destructor details. * @record - specific record which has complete 16k record in frags. */ static void chcr_ktls_copy_record_in_skb(struct sk_buff *nskb, + struct sk_buff *skb, struct tls_record_info *record) { int i = 0; @@ -1588,6 +1665,9 @@ static void chcr_ktls_copy_record_in_skb(struct sk_buff *nskb, nskb->data_len = record->len; nskb->len += record->len; nskb->truesize += record->len; + nskb->sk = skb->sk; + nskb->destructor = skb->destructor; + refcount_add(nskb->truesize, &nskb->sk->sk_wmem_alloc); } /* @@ -1659,7 +1739,7 @@ static int chcr_end_part_handler(struct chcr_ktls_info *tx_info, struct sk_buff *skb, struct tls_record_info *record, u32 tcp_seq, int mss, bool tcp_push_no_fin, - struct sge_eth_txq *q, + struct sge_eth_txq *q, u32 skb_offset, u32 tls_end_offset, bool last_wr) { struct sk_buff *nskb = NULL; @@ -1668,30 +1748,37 @@ static int chcr_end_part_handler(struct chcr_ktls_info *tx_info, nskb = skb; atomic64_inc(&tx_info->adap->ch_ktls_stats.ktls_tx_complete_pkts); } else { - dev_kfree_skb_any(skb); - - nskb = alloc_skb(0, GFP_KERNEL); - if (!nskb) + nskb = alloc_skb(0, GFP_ATOMIC); + if (!nskb) { + dev_kfree_skb_any(skb); return NETDEV_TX_BUSY; + } + /* copy complete record in skb */ - chcr_ktls_copy_record_in_skb(nskb, record); + chcr_ktls_copy_record_in_skb(nskb, skb, record); /* packet is being sent from the beginning, update the tcp_seq * accordingly. */ tcp_seq = tls_record_start_seq(record); - /* reset snd una, so the middle record won't send the already - * sent part. - */ - if (chcr_ktls_update_snd_una(tx_info, q)) - goto out; + /* reset skb offset */ + skb_offset = 0; + + if (last_wr) + dev_kfree_skb_any(skb); + + last_wr = true; + atomic64_inc(&tx_info->adap->ch_ktls_stats.ktls_tx_end_pkts); } if (chcr_ktls_xmit_wr_complete(nskb, tx_info, q, tcp_seq, + last_wr, record->len, skb_offset, + record->num_frags, (last_wr && tcp_push_no_fin), mss)) { goto out; } + tx_info->prev_seq = record->end_seq; return 0; out: dev_kfree_skb_any(nskb); @@ -1723,41 +1810,47 @@ static int chcr_short_record_handler(struct chcr_ktls_info *tx_info, struct sk_buff *skb, struct tls_record_info *record, u32 tcp_seq, int mss, bool tcp_push_no_fin, + u32 data_len, u32 skb_offset, struct sge_eth_txq *q, u32 tls_end_offset) { u32 tls_rec_offset = tcp_seq - tls_record_start_seq(record); u8 prior_data[16] = {0}; u32 prior_data_len = 0; - u32 data_len; /* check if the skb is ending in middle of tag/HASH, its a big * trouble, send the packet before the HASH. */ - int remaining_record = tls_end_offset - skb->data_len; + int remaining_record = tls_end_offset - data_len; if (remaining_record > 0 && remaining_record < TLS_CIPHER_AES_GCM_128_TAG_SIZE) { - int trimmed_len = skb->data_len - - (TLS_CIPHER_AES_GCM_128_TAG_SIZE - remaining_record); - struct sk_buff *tmp_skb = NULL; - /* don't process the pkt if it is only a partial tag */ - if (skb->data_len < TLS_CIPHER_AES_GCM_128_TAG_SIZE) - goto out; + int trimmed_len = 0; - WARN_ON(trimmed_len > skb->data_len); + if (tls_end_offset > TLS_CIPHER_AES_GCM_128_TAG_SIZE) + trimmed_len = data_len - + (TLS_CIPHER_AES_GCM_128_TAG_SIZE - + remaining_record); + if (!trimmed_len) + return FALLBACK; - /* shift to those many bytes */ - tmp_skb = alloc_skb(0, GFP_KERNEL); - if (unlikely(!tmp_skb)) - goto out; + WARN_ON(trimmed_len > data_len); - chcr_ktls_skb_shift(tmp_skb, skb, trimmed_len); - /* free the last trimmed portion */ - dev_kfree_skb_any(skb); - skb = tmp_skb; + data_len = trimmed_len; atomic64_inc(&tx_info->adap->ch_ktls_stats.ktls_tx_trimmed_pkts); } - data_len = skb->data_len; + + /* check if it is only the header part. */ + if (tls_rec_offset + data_len <= (TLS_HEADER_SIZE + tx_info->iv_size)) { + if (chcr_ktls_tx_plaintxt(tx_info, skb, tcp_seq, mss, + tcp_push_no_fin, q, + tx_info->port_id, prior_data, + data_len, skb_offset, prior_data_len)) + goto out; + + tx_info->prev_seq = tcp_seq + data_len; + return 0; + } + /* check if the middle record's start point is 16 byte aligned. CTR * needs 16 byte aligned start point to start encryption. */ @@ -1818,9 +1911,6 @@ static int chcr_short_record_handler(struct chcr_ktls_info *tx_info, } /* reset tcp_seq as per the prior_data_required len */ tcp_seq -= prior_data_len; - /* include prio_data_len for further calculation. - */ - data_len += prior_data_len; } /* reset snd una, so the middle record won't send the already * sent part. @@ -1829,37 +1919,54 @@ static int chcr_short_record_handler(struct chcr_ktls_info *tx_info, goto out; atomic64_inc(&tx_info->adap->ch_ktls_stats.ktls_tx_middle_pkts); } else { - /* Else means, its a partial first part of the record. Check if - * its only the header, don't need to send for encryption then. - */ - if (data_len <= TLS_HEADER_SIZE + tx_info->iv_size) { - if (chcr_ktls_tx_plaintxt(tx_info, skb, tcp_seq, mss, - tcp_push_no_fin, q, - tx_info->port_id, - prior_data, - prior_data_len)) { - goto out; - } - return 0; - } atomic64_inc(&tx_info->adap->ch_ktls_stats.ktls_tx_start_pkts); } if (chcr_ktls_xmit_wr_short(skb, tx_info, q, tcp_seq, tcp_push_no_fin, mss, tls_rec_offset, prior_data, - prior_data_len)) { + prior_data_len, data_len, skb_offset)) { goto out; } + tx_info->prev_seq = tcp_seq + data_len + prior_data_len; return 0; out: dev_kfree_skb_any(skb); return NETDEV_TX_BUSY; } +static int chcr_ktls_sw_fallback(struct sk_buff *skb, + struct chcr_ktls_info *tx_info, + struct sge_eth_txq *q) +{ + u32 data_len, skb_offset; + struct sk_buff *nskb; + struct tcphdr *th; + + nskb = tls_encrypt_skb(skb); + + if (!nskb) + return 0; + + th = tcp_hdr(nskb); + skb_offset = skb_transport_offset(nskb) + tcp_hdrlen(nskb); + data_len = nskb->len - skb_offset; + skb_tx_timestamp(nskb); + + if (chcr_ktls_tunnel_pkt(tx_info, nskb, q)) + goto out; + + tx_info->prev_seq = ntohl(th->seq) + data_len; + atomic64_inc(&tx_info->adap->ch_ktls_stats.ktls_tx_fallback); + return 0; +out: + dev_kfree_skb_any(nskb); + return 0; +} /* nic tls TX handler */ static int chcr_ktls_xmit(struct sk_buff *skb, struct net_device *dev) { + u32 tls_end_offset, tcp_seq, skb_data_len, skb_offset; struct ch_ktls_port_stats_debug *port_stats; struct chcr_ktls_ofld_ctx_tx *tx_ctx; struct ch_ktls_stats_debug *stats; @@ -1867,20 +1974,17 @@ static int chcr_ktls_xmit(struct sk_buff *skb, struct net_device *dev) int data_len, qidx, ret = 0, mss; struct tls_record_info *record; struct chcr_ktls_info *tx_info; - u32 tls_end_offset, tcp_seq; struct tls_context *tls_ctx; - struct sk_buff *local_skb; struct sge_eth_txq *q; struct adapter *adap; unsigned long flags; tcp_seq = ntohl(th->seq); + skb_offset = skb_transport_offset(skb) + tcp_hdrlen(skb); + skb_data_len = skb->len - skb_offset; + data_len = skb_data_len; - mss = skb_is_gso(skb) ? skb_shinfo(skb)->gso_size : skb->data_len; - - /* check if we haven't set it for ktls offload */ - if (!skb->sk || !tls_is_sk_tx_device_offloaded(skb->sk)) - goto out; + mss = skb_is_gso(skb) ? skb_shinfo(skb)->gso_size : data_len; tls_ctx = tls_get_ctx(skb->sk); if (unlikely(tls_ctx->netdev != dev)) @@ -1892,14 +1996,6 @@ static int chcr_ktls_xmit(struct sk_buff *skb, struct net_device *dev) if (unlikely(!tx_info)) goto out; - /* don't touch the original skb, make a new skb to extract each records - * and send them separately. - */ - local_skb = alloc_skb(0, GFP_KERNEL); - - if (unlikely(!local_skb)) - return NETDEV_TX_BUSY; - adap = tx_info->adap; stats = &adap->ch_ktls_stats; port_stats = &stats->ktls_port[tx_info->port_id]; @@ -1914,20 +2010,7 @@ static int chcr_ktls_xmit(struct sk_buff *skb, struct net_device *dev) if (ret) return NETDEV_TX_BUSY; } - /* update tcb */ - ret = chcr_ktls_xmit_tcb_cpls(tx_info, q, ntohl(th->seq), - ntohl(th->ack_seq), - ntohs(th->window)); - if (ret) { - dev_kfree_skb_any(local_skb); - return NETDEV_TX_BUSY; - } - /* copy skb contents into local skb */ - chcr_ktls_skb_copy(skb, local_skb); - - /* go through the skb and send only one record at a time. */ - data_len = skb->data_len; /* TCP segments can be in received either complete or partial. * chcr_end_part_handler will handle cases if complete record or end * part of the record is received. Incase of partial end part of record, @@ -1952,10 +2035,64 @@ static int chcr_ktls_xmit(struct sk_buff *skb, struct net_device *dev) goto out; } + tls_end_offset = record->end_seq - tcp_seq; + + pr_debug("seq 0x%x, end_seq 0x%x prev_seq 0x%x, datalen 0x%x\n", + tcp_seq, record->end_seq, tx_info->prev_seq, data_len); + /* update tcb for the skb */ + if (skb_data_len == data_len) { + u32 tx_max = tcp_seq; + + if (!tls_record_is_start_marker(record) && + tls_end_offset < TLS_CIPHER_AES_GCM_128_TAG_SIZE) + tx_max = record->end_seq - + TLS_CIPHER_AES_GCM_128_TAG_SIZE; + + ret = chcr_ktls_xmit_tcb_cpls(tx_info, q, tx_max, + ntohl(th->ack_seq), + ntohs(th->window), + tls_end_offset != + record->len); + if (ret) { + spin_unlock_irqrestore(&tx_ctx->base.lock, + flags); + goto out; + } + + if (th->fin) + skb_get(skb); + } + if (unlikely(tls_record_is_start_marker(record))) { - spin_unlock_irqrestore(&tx_ctx->base.lock, flags); atomic64_inc(&port_stats->ktls_tx_skip_no_sync_data); - goto out; + /* If tls_end_offset < data_len, means there is some + * data after start marker, which needs encryption, send + * plaintext first and take skb refcount. else send out + * complete pkt as plaintext. + */ + if (tls_end_offset < data_len) + skb_get(skb); + else + tls_end_offset = data_len; + + ret = chcr_ktls_tx_plaintxt(tx_info, skb, tcp_seq, mss, + (!th->fin && th->psh), q, + tx_info->port_id, NULL, + tls_end_offset, skb_offset, + 0); + + spin_unlock_irqrestore(&tx_ctx->base.lock, flags); + if (ret) { + /* free the refcount taken earlier */ + if (tls_end_offset < data_len) + dev_kfree_skb_any(skb); + goto out; + } + + data_len -= tls_end_offset; + tcp_seq = record->end_seq; + skb_offset += tls_end_offset; + continue; } /* increase page reference count of the record, so that there @@ -1967,73 +2104,64 @@ static int chcr_ktls_xmit(struct sk_buff *skb, struct net_device *dev) /* lock cleared */ spin_unlock_irqrestore(&tx_ctx->base.lock, flags); - tls_end_offset = record->end_seq - tcp_seq; - pr_debug("seq 0x%x, end_seq 0x%x prev_seq 0x%x, datalen 0x%x\n", - tcp_seq, record->end_seq, tx_info->prev_seq, data_len); /* if a tls record is finishing in this SKB */ if (tls_end_offset <= data_len) { - struct sk_buff *nskb = NULL; - - if (tls_end_offset < data_len) { - nskb = alloc_skb(0, GFP_KERNEL); - if (unlikely(!nskb)) { - ret = -ENOMEM; - goto clear_ref; - } - - chcr_ktls_skb_shift(nskb, local_skb, - tls_end_offset); - } else { - /* its the only record in this skb, directly - * point it. - */ - nskb = local_skb; - } - ret = chcr_end_part_handler(tx_info, nskb, record, + ret = chcr_end_part_handler(tx_info, skb, record, tcp_seq, mss, (!th->fin && th->psh), q, + skb_offset, tls_end_offset, - (nskb == local_skb)); - - if (ret && nskb != local_skb) - dev_kfree_skb_any(local_skb); + skb_offset + + tls_end_offset == skb->len); data_len -= tls_end_offset; /* tcp_seq increment is required to handle next record. */ tcp_seq += tls_end_offset; + skb_offset += tls_end_offset; } else { - ret = chcr_short_record_handler(tx_info, local_skb, + ret = chcr_short_record_handler(tx_info, skb, record, tcp_seq, mss, (!th->fin && th->psh), + data_len, skb_offset, q, tls_end_offset); data_len = 0; } -clear_ref: + /* clear the frag ref count which increased locally before */ for (i = 0; i < record->num_frags; i++) { /* clear the frag ref count */ __skb_frag_unref(&record->frags[i]); } /* if any failure, come out from the loop. */ - if (ret) - goto out; + if (ret) { + if (th->fin) + dev_kfree_skb_any(skb); + + if (ret == FALLBACK) + return chcr_ktls_sw_fallback(skb, tx_info, q); + + return NETDEV_TX_OK; + } + /* length should never be less than 0 */ WARN_ON(data_len < 0); } while (data_len > 0); - tx_info->prev_seq = ntohl(th->seq) + skb->data_len; atomic64_inc(&port_stats->ktls_tx_encrypted_packets); - atomic64_add(skb->data_len, &port_stats->ktls_tx_encrypted_bytes); + atomic64_add(skb_data_len, &port_stats->ktls_tx_encrypted_bytes); /* tcp finish is set, send a separate tcp msg including all the options * as well. */ - if (th->fin) + if (th->fin) { chcr_ktls_write_tcp_options(tx_info, skb, q, tx_info->tx_chan); + dev_kfree_skb_any(skb); + } + return NETDEV_TX_OK; out: dev_kfree_skb_any(skb); return NETDEV_TX_OK; diff --git a/drivers/net/ethernet/chelsio/inline_crypto/ch_ktls/chcr_ktls.h b/drivers/net/ethernet/chelsio/inline_crypto/ch_ktls/chcr_ktls.h index c1651b1431a0..18b3b1f02415 100644 --- a/drivers/net/ethernet/chelsio/inline_crypto/ch_ktls/chcr_ktls.h +++ b/drivers/net/ethernet/chelsio/inline_crypto/ch_ktls/chcr_ktls.h @@ -26,6 +26,7 @@ #define CHCR_KTLS_WR_SIZE (CHCR_PLAIN_TX_DATA_LEN +\ sizeof(struct cpl_tx_sec_pdu)) +#define FALLBACK 35 enum ch_ktls_open_state { CH_KTLS_OPEN_SUCCESS = 0, diff --git a/drivers/net/ethernet/faraday/ftgmac100.c b/drivers/net/ethernet/faraday/ftgmac100.c index 00024dd41147..80fb1f537bb3 100644 --- a/drivers/net/ethernet/faraday/ftgmac100.c +++ b/drivers/net/ethernet/faraday/ftgmac100.c @@ -1907,6 +1907,8 @@ err_register_netdev: clk_disable_unprepare(priv->rclk); clk_disable_unprepare(priv->clk); err_ncsi_dev: + if (priv->ndev) + ncsi_unregister_dev(priv->ndev); ftgmac100_destroy_mdio(netdev); err_setup_mdio: iounmap(priv->base); @@ -1926,6 +1928,8 @@ static int ftgmac100_remove(struct platform_device *pdev) netdev = platform_get_drvdata(pdev); priv = netdev_priv(netdev); + if (priv->ndev) + ncsi_unregister_dev(priv->ndev); unregister_netdev(netdev); clk_disable_unprepare(priv->rclk); diff --git a/drivers/net/ethernet/freescale/enetc/Kconfig b/drivers/net/ethernet/freescale/enetc/Kconfig index 0fa18b00c49b..d99ea0f4e4a6 100644 --- a/drivers/net/ethernet/freescale/enetc/Kconfig +++ b/drivers/net/ethernet/freescale/enetc/Kconfig @@ -16,6 +16,7 @@ config FSL_ENETC config FSL_ENETC_VF tristate "ENETC VF driver" depends on PCI && PCI_MSI + select FSL_ENETC_MDIO select PHYLINK select DIMLIB help diff --git a/drivers/net/ethernet/freescale/enetc/enetc.c b/drivers/net/ethernet/freescale/enetc/enetc.c index 52be6e315752..fc2075ea57fe 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc.c +++ b/drivers/net/ethernet/freescale/enetc/enetc.c @@ -33,7 +33,10 @@ netdev_tx_t enetc_xmit(struct sk_buff *skb, struct net_device *ndev) return NETDEV_TX_BUSY; } + enetc_lock_mdio(); count = enetc_map_tx_buffs(tx_ring, skb, priv->active_offloads); + enetc_unlock_mdio(); + if (unlikely(!count)) goto drop_packet_err; @@ -239,7 +242,7 @@ static int enetc_map_tx_buffs(struct enetc_bdr *tx_ring, struct sk_buff *skb, skb_tx_timestamp(skb); /* let H/W know BD ring has been updated */ - enetc_wr_reg(tx_ring->tpir, i); /* includes wmb() */ + enetc_wr_reg_hot(tx_ring->tpir, i); /* includes wmb() */ return count; @@ -262,12 +265,16 @@ static irqreturn_t enetc_msix(int irq, void *data) struct enetc_int_vector *v = data; int i; + enetc_lock_mdio(); + /* disable interrupts */ - enetc_wr_reg(v->rbier, 0); - enetc_wr_reg(v->ricr1, v->rx_ictt); + enetc_wr_reg_hot(v->rbier, 0); + enetc_wr_reg_hot(v->ricr1, v->rx_ictt); for_each_set_bit(i, &v->tx_rings_map, ENETC_MAX_NUM_TXQS) - enetc_wr_reg(v->tbier_base + ENETC_BDR_OFF(i), 0); + enetc_wr_reg_hot(v->tbier_base + ENETC_BDR_OFF(i), 0); + + enetc_unlock_mdio(); napi_schedule(&v->napi); @@ -334,19 +341,23 @@ static int enetc_poll(struct napi_struct *napi, int budget) v->rx_napi_work = false; + enetc_lock_mdio(); + /* enable interrupts */ - enetc_wr_reg(v->rbier, ENETC_RBIER_RXTIE); + enetc_wr_reg_hot(v->rbier, ENETC_RBIER_RXTIE); for_each_set_bit(i, &v->tx_rings_map, ENETC_MAX_NUM_TXQS) - enetc_wr_reg(v->tbier_base + ENETC_BDR_OFF(i), - ENETC_TBIER_TXTIE); + enetc_wr_reg_hot(v->tbier_base + ENETC_BDR_OFF(i), + ENETC_TBIER_TXTIE); + + enetc_unlock_mdio(); return work_done; } static int enetc_bd_ready_count(struct enetc_bdr *tx_ring, int ci) { - int pi = enetc_rd_reg(tx_ring->tcir) & ENETC_TBCIR_IDX_MASK; + int pi = enetc_rd_reg_hot(tx_ring->tcir) & ENETC_TBCIR_IDX_MASK; return pi >= ci ? pi - ci : tx_ring->bd_count - ci + pi; } @@ -386,7 +397,10 @@ static bool enetc_clean_tx_ring(struct enetc_bdr *tx_ring, int napi_budget) i = tx_ring->next_to_clean; tx_swbd = &tx_ring->tx_swbd[i]; + + enetc_lock_mdio(); bds_to_clean = enetc_bd_ready_count(tx_ring, i); + enetc_unlock_mdio(); do_tstamp = false; @@ -429,16 +443,20 @@ static bool enetc_clean_tx_ring(struct enetc_bdr *tx_ring, int napi_budget) tx_swbd = tx_ring->tx_swbd; } + enetc_lock_mdio(); + /* BD iteration loop end */ if (is_eof) { tx_frm_cnt++; /* re-arm interrupt source */ - enetc_wr_reg(tx_ring->idr, BIT(tx_ring->index) | - BIT(16 + tx_ring->index)); + enetc_wr_reg_hot(tx_ring->idr, BIT(tx_ring->index) | + BIT(16 + tx_ring->index)); } if (unlikely(!bds_to_clean)) bds_to_clean = enetc_bd_ready_count(tx_ring, i); + + enetc_unlock_mdio(); } tx_ring->next_to_clean = i; @@ -515,8 +533,6 @@ static int enetc_refill_rx_ring(struct enetc_bdr *rx_ring, const int buff_cnt) if (likely(j)) { rx_ring->next_to_alloc = i; /* keep track from page reuse */ rx_ring->next_to_use = i; - /* update ENETC's consumer index */ - enetc_wr_reg(rx_ring->rcir, i); } return j; @@ -534,8 +550,8 @@ static void enetc_get_rx_tstamp(struct net_device *ndev, u64 tstamp; if (le16_to_cpu(rxbd->r.flags) & ENETC_RXBD_FLAG_TSTMP) { - lo = enetc_rd(hw, ENETC_SICTR0); - hi = enetc_rd(hw, ENETC_SICTR1); + lo = enetc_rd_reg_hot(hw->reg + ENETC_SICTR0); + hi = enetc_rd_reg_hot(hw->reg + ENETC_SICTR1); rxbd = enetc_rxbd_ext(rxbd); tstamp_lo = le32_to_cpu(rxbd->ext.tstamp); if (lo <= tstamp_lo) @@ -684,23 +700,31 @@ static int enetc_clean_rx_ring(struct enetc_bdr *rx_ring, u32 bd_status; u16 size; + enetc_lock_mdio(); + if (cleaned_cnt >= ENETC_RXBD_BUNDLE) { int count = enetc_refill_rx_ring(rx_ring, cleaned_cnt); + /* update ENETC's consumer index */ + enetc_wr_reg_hot(rx_ring->rcir, rx_ring->next_to_use); cleaned_cnt -= count; } rxbd = enetc_rxbd(rx_ring, i); bd_status = le32_to_cpu(rxbd->r.lstatus); - if (!bd_status) + if (!bd_status) { + enetc_unlock_mdio(); break; + } - enetc_wr_reg(rx_ring->idr, BIT(rx_ring->index)); + enetc_wr_reg_hot(rx_ring->idr, BIT(rx_ring->index)); dma_rmb(); /* for reading other rxbd fields */ size = le16_to_cpu(rxbd->r.buf_len); skb = enetc_map_rx_buff_to_skb(rx_ring, i, size); - if (!skb) + if (!skb) { + enetc_unlock_mdio(); break; + } enetc_get_offloads(rx_ring, rxbd, skb); @@ -712,6 +736,7 @@ static int enetc_clean_rx_ring(struct enetc_bdr *rx_ring, if (unlikely(bd_status & ENETC_RXBD_LSTATUS(ENETC_RXBD_ERR_MASK))) { + enetc_unlock_mdio(); dev_kfree_skb(skb); while (!(bd_status & ENETC_RXBD_LSTATUS_F)) { dma_rmb(); @@ -751,6 +776,8 @@ static int enetc_clean_rx_ring(struct enetc_bdr *rx_ring, enetc_process_skb(rx_ring, skb); + enetc_unlock_mdio(); + napi_gro_receive(napi, skb); rx_frm_cnt++; @@ -1225,6 +1252,7 @@ static void enetc_setup_rxbdr(struct enetc_hw *hw, struct enetc_bdr *rx_ring) rx_ring->idr = hw->reg + ENETC_SIRXIDR; enetc_refill_rx_ring(rx_ring, enetc_bd_unused(rx_ring)); + enetc_wr(hw, ENETC_SIRXIDR, rx_ring->next_to_use); /* enable ring */ enetc_rxbdr_wr(hw, idx, ENETC_RBMR, rbmr); diff --git a/drivers/net/ethernet/freescale/enetc/enetc_hw.h b/drivers/net/ethernet/freescale/enetc/enetc_hw.h index 17cf7c94fdb5..eb6bbf1113c7 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_hw.h +++ b/drivers/net/ethernet/freescale/enetc/enetc_hw.h @@ -324,14 +324,100 @@ struct enetc_hw { void __iomem *global; }; -/* general register accessors */ -#define enetc_rd_reg(reg) ioread32((reg)) -#define enetc_wr_reg(reg, val) iowrite32((val), (reg)) +/* ENETC register accessors */ + +/* MDIO issue workaround (on LS1028A) - + * Due to a hardware issue, an access to MDIO registers + * that is concurrent with other ENETC register accesses + * may lead to the MDIO access being dropped or corrupted. + * To protect the MDIO accesses a readers-writers locking + * scheme is used, where the MDIO register accesses are + * protected by write locks to insure exclusivity, while + * the remaining ENETC registers are accessed under read + * locks since they only compete with MDIO accesses. + */ +extern rwlock_t enetc_mdio_lock; + +/* use this locking primitive only on the fast datapath to + * group together multiple non-MDIO register accesses to + * minimize the overhead of the lock + */ +static inline void enetc_lock_mdio(void) +{ + read_lock(&enetc_mdio_lock); +} + +static inline void enetc_unlock_mdio(void) +{ + read_unlock(&enetc_mdio_lock); +} + +/* use these accessors only on the fast datapath under + * the enetc_lock_mdio() locking primitive to minimize + * the overhead of the lock + */ +static inline u32 enetc_rd_reg_hot(void __iomem *reg) +{ + lockdep_assert_held(&enetc_mdio_lock); + + return ioread32(reg); +} + +static inline void enetc_wr_reg_hot(void __iomem *reg, u32 val) +{ + lockdep_assert_held(&enetc_mdio_lock); + + iowrite32(val, reg); +} + +/* internal helpers for the MDIO w/a */ +static inline u32 _enetc_rd_reg_wa(void __iomem *reg) +{ + u32 val; + + enetc_lock_mdio(); + val = ioread32(reg); + enetc_unlock_mdio(); + + return val; +} + +static inline void _enetc_wr_reg_wa(void __iomem *reg, u32 val) +{ + enetc_lock_mdio(); + iowrite32(val, reg); + enetc_unlock_mdio(); +} + +static inline u32 _enetc_rd_mdio_reg_wa(void __iomem *reg) +{ + unsigned long flags; + u32 val; + + write_lock_irqsave(&enetc_mdio_lock, flags); + val = ioread32(reg); + write_unlock_irqrestore(&enetc_mdio_lock, flags); + + return val; +} + +static inline void _enetc_wr_mdio_reg_wa(void __iomem *reg, u32 val) +{ + unsigned long flags; + + write_lock_irqsave(&enetc_mdio_lock, flags); + iowrite32(val, reg); + write_unlock_irqrestore(&enetc_mdio_lock, flags); +} + #ifdef ioread64 -#define enetc_rd_reg64(reg) ioread64((reg)) +static inline u64 _enetc_rd_reg64(void __iomem *reg) +{ + return ioread64(reg); +} #else /* using this to read out stats on 32b systems */ -static inline u64 enetc_rd_reg64(void __iomem *reg) +static inline u64 _enetc_rd_reg64(void __iomem *reg) { u32 low, high, tmp; @@ -345,12 +431,29 @@ static inline u64 enetc_rd_reg64(void __iomem *reg) } #endif +static inline u64 _enetc_rd_reg64_wa(void __iomem *reg) +{ + u64 val; + + enetc_lock_mdio(); + val = _enetc_rd_reg64(reg); + enetc_unlock_mdio(); + + return val; +} + +/* general register accessors */ +#define enetc_rd_reg(reg) _enetc_rd_reg_wa((reg)) +#define enetc_wr_reg(reg, val) _enetc_wr_reg_wa((reg), (val)) #define enetc_rd(hw, off) enetc_rd_reg((hw)->reg + (off)) #define enetc_wr(hw, off, val) enetc_wr_reg((hw)->reg + (off), val) -#define enetc_rd64(hw, off) enetc_rd_reg64((hw)->reg + (off)) +#define enetc_rd64(hw, off) _enetc_rd_reg64_wa((hw)->reg + (off)) /* port register accessors - PF only */ #define enetc_port_rd(hw, off) enetc_rd_reg((hw)->port + (off)) #define enetc_port_wr(hw, off, val) enetc_wr_reg((hw)->port + (off), val) +#define enetc_port_rd_mdio(hw, off) _enetc_rd_mdio_reg_wa((hw)->port + (off)) +#define enetc_port_wr_mdio(hw, off, val) _enetc_wr_mdio_reg_wa(\ + (hw)->port + (off), val) /* global register accessors - PF only */ #define enetc_global_rd(hw, off) enetc_rd_reg((hw)->global + (off)) #define enetc_global_wr(hw, off, val) enetc_wr_reg((hw)->global + (off), val) diff --git a/drivers/net/ethernet/freescale/enetc/enetc_mdio.c b/drivers/net/ethernet/freescale/enetc/enetc_mdio.c index 48c32a171afa..ee0116ed4738 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc_mdio.c +++ b/drivers/net/ethernet/freescale/enetc/enetc_mdio.c @@ -16,13 +16,13 @@ static inline u32 _enetc_mdio_rd(struct enetc_mdio_priv *mdio_priv, int off) { - return enetc_port_rd(mdio_priv->hw, mdio_priv->mdio_base + off); + return enetc_port_rd_mdio(mdio_priv->hw, mdio_priv->mdio_base + off); } static inline void _enetc_mdio_wr(struct enetc_mdio_priv *mdio_priv, int off, u32 val) { - enetc_port_wr(mdio_priv->hw, mdio_priv->mdio_base + off, val); + enetc_port_wr_mdio(mdio_priv->hw, mdio_priv->mdio_base + off, val); } #define enetc_mdio_rd(mdio_priv, off) \ @@ -174,3 +174,7 @@ struct enetc_hw *enetc_hw_alloc(struct device *dev, void __iomem *port_regs) return hw; } EXPORT_SYMBOL_GPL(enetc_hw_alloc); + +/* Lock for MDIO access errata on LS1028A */ +DEFINE_RWLOCK(enetc_mdio_lock); +EXPORT_SYMBOL_GPL(enetc_mdio_lock); diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index d7919555250d..04f24c66cf36 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -1808,7 +1808,7 @@ static int fec_enet_mdio_read(struct mii_bus *bus, int mii_id, int regnum) int ret = 0, frame_start, frame_addr, frame_op; bool is_c45 = !!(regnum & MII_ADDR_C45); - ret = pm_runtime_get_sync(dev); + ret = pm_runtime_resume_and_get(dev); if (ret < 0) return ret; @@ -1867,11 +1867,9 @@ static int fec_enet_mdio_write(struct mii_bus *bus, int mii_id, int regnum, int ret, frame_start, frame_addr; bool is_c45 = !!(regnum & MII_ADDR_C45); - ret = pm_runtime_get_sync(dev); + ret = pm_runtime_resume_and_get(dev); if (ret < 0) return ret; - else - ret = 0; if (is_c45) { frame_start = FEC_MMFR_ST_C45; @@ -2275,7 +2273,7 @@ static void fec_enet_get_regs(struct net_device *ndev, u32 i, off; int ret; - ret = pm_runtime_get_sync(dev); + ret = pm_runtime_resume_and_get(dev); if (ret < 0) return; @@ -2976,7 +2974,7 @@ fec_enet_open(struct net_device *ndev) int ret; bool reset_again; - ret = pm_runtime_get_sync(&fep->pdev->dev); + ret = pm_runtime_resume_and_get(&fep->pdev->dev); if (ret < 0) return ret; @@ -3770,7 +3768,7 @@ fec_drv_remove(struct platform_device *pdev) struct device_node *np = pdev->dev.of_node; int ret; - ret = pm_runtime_get_sync(&pdev->dev); + ret = pm_runtime_resume_and_get(&pdev->dev); if (ret < 0) return ret; diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index c96e2f2d4cba..4919d22d7b6b 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -2713,6 +2713,10 @@ static int i40e_vc_add_mac_addr_msg(struct i40e_vf *vf, u8 *msg) spin_unlock_bh(&vsi->mac_filter_hash_lock); goto error_param; } + if (is_valid_ether_addr(al->list[i].addr) && + is_zero_ether_addr(vf->default_lan_addr.addr)) + ether_addr_copy(vf->default_lan_addr.addr, + al->list[i].addr); } } spin_unlock_bh(&vsi->mac_filter_hash_lock); @@ -2740,6 +2744,7 @@ static int i40e_vc_del_mac_addr_msg(struct i40e_vf *vf, u8 *msg) { struct virtchnl_ether_addr_list *al = (struct virtchnl_ether_addr_list *)msg; + bool was_unimac_deleted = false; struct i40e_pf *pf = vf->pf; struct i40e_vsi *vsi = NULL; i40e_status ret = 0; @@ -2759,6 +2764,8 @@ static int i40e_vc_del_mac_addr_msg(struct i40e_vf *vf, u8 *msg) ret = I40E_ERR_INVALID_MAC_ADDR; goto error_param; } + if (ether_addr_equal(al->list[i].addr, vf->default_lan_addr.addr)) + was_unimac_deleted = true; } vsi = pf->vsi[vf->lan_vsi_idx]; @@ -2779,10 +2786,25 @@ static int i40e_vc_del_mac_addr_msg(struct i40e_vf *vf, u8 *msg) dev_err(&pf->pdev->dev, "Unable to program VF %d MAC filters, error %d\n", vf->vf_id, ret); + if (vf->trusted && was_unimac_deleted) { + struct i40e_mac_filter *f; + struct hlist_node *h; + u8 *macaddr = NULL; + int bkt; + + /* set last unicast mac address as default */ + spin_lock_bh(&vsi->mac_filter_hash_lock); + hash_for_each_safe(vsi->mac_filter_hash, bkt, h, f, hlist) { + if (is_valid_ether_addr(f->macaddr)) + macaddr = f->macaddr; + } + if (macaddr) + ether_addr_copy(vf->default_lan_addr.addr, macaddr); + spin_unlock_bh(&vsi->mac_filter_hash_lock); + } error_param: /* send the response to the VF */ - return i40e_vc_send_resp_to_vf(vf, VIRTCHNL_OP_DEL_ETH_ADDR, - ret); + return i40e_vc_send_resp_to_vf(vf, VIRTCHNL_OP_DEL_ETH_ADDR, ret); } /** diff --git a/drivers/net/ethernet/intel/i40e/i40e_xsk.c b/drivers/net/ethernet/intel/i40e/i40e_xsk.c index 6acede0acdca..567fd67e900e 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_xsk.c +++ b/drivers/net/ethernet/intel/i40e/i40e_xsk.c @@ -281,8 +281,8 @@ int i40e_clean_rx_irq_zc(struct i40e_ring *rx_ring, int budget) unsigned int total_rx_bytes = 0, total_rx_packets = 0; u16 cleaned_count = I40E_DESC_UNUSED(rx_ring); unsigned int xdp_res, xdp_xmit = 0; + bool failure = false; struct sk_buff *skb; - bool failure; while (likely(total_rx_packets < (unsigned int)budget)) { union i40e_rx_desc *rx_desc; diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c index 9112dff075cf..b673ac1199bb 100644 --- a/drivers/net/ethernet/intel/igc/igc_main.c +++ b/drivers/net/ethernet/intel/igc/igc_main.c @@ -3891,21 +3891,23 @@ static int igc_change_mtu(struct net_device *netdev, int new_mtu) } /** - * igc_get_stats - Get System Network Statistics + * igc_get_stats64 - Get System Network Statistics * @netdev: network interface device structure + * @stats: rtnl_link_stats64 pointer * * Returns the address of the device statistics structure. * The statistics are updated here and also from the timer callback. */ -static struct net_device_stats *igc_get_stats(struct net_device *netdev) +static void igc_get_stats64(struct net_device *netdev, + struct rtnl_link_stats64 *stats) { struct igc_adapter *adapter = netdev_priv(netdev); + spin_lock(&adapter->stats64_lock); if (!test_bit(__IGC_RESETTING, &adapter->state)) igc_update_stats(adapter); - - /* only return the current stats */ - return &netdev->stats; + memcpy(stats, &adapter->stats64, sizeof(*stats)); + spin_unlock(&adapter->stats64_lock); } static netdev_features_t igc_fix_features(struct net_device *netdev, @@ -4855,7 +4857,7 @@ static const struct net_device_ops igc_netdev_ops = { .ndo_set_rx_mode = igc_set_rx_mode, .ndo_set_mac_address = igc_set_mac, .ndo_change_mtu = igc_change_mtu, - .ndo_get_stats = igc_get_stats, + .ndo_get_stats64 = igc_get_stats64, .ndo_fix_features = igc_fix_features, .ndo_set_features = igc_set_features, .ndo_features_check = igc_features_check, diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index 54b0bf574c05..4a9041ee1b39 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -2287,6 +2287,7 @@ mvneta_swbm_add_rx_fragment(struct mvneta_port *pp, dma_sync_single_for_cpu(dev->dev.parent, rx_desc->buf_phys_addr, len, dma_dir); + rx_desc->buf_phys_addr = 0; if (data_len > 0 && sinfo->nr_frags < MAX_SKB_FRAGS) { skb_frag_t *frag = &sinfo->frags[sinfo->nr_frags]; @@ -2295,8 +2296,8 @@ mvneta_swbm_add_rx_fragment(struct mvneta_port *pp, skb_frag_size_set(frag, data_len); __skb_frag_set_page(frag, page); sinfo->nr_frags++; - - rx_desc->buf_phys_addr = 0; + } else { + page_pool_put_full_page(rxq->page_pool, page, true); } *size -= len; } diff --git a/drivers/net/ethernet/marvell/prestera/Kconfig b/drivers/net/ethernet/marvell/prestera/Kconfig index b1fcc44f566a..b6f20e2034c6 100644 --- a/drivers/net/ethernet/marvell/prestera/Kconfig +++ b/drivers/net/ethernet/marvell/prestera/Kconfig @@ -6,6 +6,7 @@ config PRESTERA tristate "Marvell Prestera Switch ASICs support" depends on NET_SWITCHDEV && VLAN_8021Q + depends on BRIDGE || BRIDGE=n select NET_DEVLINK help This driver supports Marvell Prestera Switch ASICs family. diff --git a/drivers/net/ethernet/marvell/prestera/prestera_pci.c b/drivers/net/ethernet/marvell/prestera/prestera_pci.c index 1b97adae542e..be5677623455 100644 --- a/drivers/net/ethernet/marvell/prestera/prestera_pci.c +++ b/drivers/net/ethernet/marvell/prestera/prestera_pci.c @@ -676,7 +676,8 @@ static int prestera_pci_probe(struct pci_dev *pdev, if (err) return err; - if (dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(30))) { + err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(30)); + if (err) { dev_err(&pdev->dev, "fail to set DMA mask\n"); goto err_dma_mask; } @@ -702,8 +703,10 @@ static int prestera_pci_probe(struct pci_dev *pdev, dev_info(fw->dev.dev, "Prestera FW is ready\n"); fw->wq = alloc_workqueue("prestera_fw_wq", WQ_HIGHPRI, 1); - if (!fw->wq) + if (!fw->wq) { + err = -ENOMEM; goto err_wq_alloc; + } INIT_WORK(&fw->evt_work, prestera_fw_evt_work_fn); diff --git a/drivers/net/ethernet/mediatek/mtk_star_emac.c b/drivers/net/ethernet/mediatek/mtk_star_emac.c index 13250553263b..a8641a407c06 100644 --- a/drivers/net/ethernet/mediatek/mtk_star_emac.c +++ b/drivers/net/ethernet/mediatek/mtk_star_emac.c @@ -966,6 +966,7 @@ static int mtk_star_enable(struct net_device *ndev) mtk_star_adjust_link, 0, priv->phy_intf); if (!priv->phydev) { netdev_err(ndev, "failed to connect to PHY\n"); + ret = -ENODEV; goto err_free_irq; } @@ -1053,7 +1054,7 @@ static int mtk_star_netdev_start_xmit(struct sk_buff *skb, err_drop_packet: dev_kfree_skb(skb); ndev->stats.tx_dropped++; - return NETDEV_TX_BUSY; + return NETDEV_TX_OK; } /* Returns the number of bytes sent or a negative number on the first diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c index f6ff9620a137..f6cfec81ccc3 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.c +++ b/drivers/net/ethernet/mellanox/mlx4/fw.c @@ -1864,8 +1864,8 @@ int mlx4_INIT_HCA(struct mlx4_dev *dev, struct mlx4_init_hca_param *param) #define INIT_HCA_LOG_RD_OFFSET (INIT_HCA_QPC_OFFSET + 0x77) #define INIT_HCA_MCAST_OFFSET 0x0c0 #define INIT_HCA_MC_BASE_OFFSET (INIT_HCA_MCAST_OFFSET + 0x00) -#define INIT_HCA_LOG_MC_ENTRY_SZ_OFFSET (INIT_HCA_MCAST_OFFSET + 0x12) -#define INIT_HCA_LOG_MC_HASH_SZ_OFFSET (INIT_HCA_MCAST_OFFSET + 0x16) +#define INIT_HCA_LOG_MC_ENTRY_SZ_OFFSET (INIT_HCA_MCAST_OFFSET + 0x13) +#define INIT_HCA_LOG_MC_HASH_SZ_OFFSET (INIT_HCA_MCAST_OFFSET + 0x17) #define INIT_HCA_UC_STEERING_OFFSET (INIT_HCA_MCAST_OFFSET + 0x18) #define INIT_HCA_LOG_MC_TABLE_SZ_OFFSET (INIT_HCA_MCAST_OFFSET + 0x1b) #define INIT_HCA_DEVICE_MANAGED_FLOW_STEERING_EN 0x6 @@ -1873,7 +1873,7 @@ int mlx4_INIT_HCA(struct mlx4_dev *dev, struct mlx4_init_hca_param *param) #define INIT_HCA_DRIVER_VERSION_SZ 0x40 #define INIT_HCA_FS_PARAM_OFFSET 0x1d0 #define INIT_HCA_FS_BASE_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x00) -#define INIT_HCA_FS_LOG_ENTRY_SZ_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x12) +#define INIT_HCA_FS_LOG_ENTRY_SZ_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x13) #define INIT_HCA_FS_A0_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x18) #define INIT_HCA_FS_LOG_TABLE_SZ_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x1b) #define INIT_HCA_FS_ETH_BITS_OFFSET (INIT_HCA_FS_PARAM_OFFSET + 0x21) diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.h b/drivers/net/ethernet/mellanox/mlx4/fw.h index 650ae08c71de..8f020f26ebf5 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.h +++ b/drivers/net/ethernet/mellanox/mlx4/fw.h @@ -182,8 +182,8 @@ struct mlx4_init_hca_param { u64 cmpt_base; u64 mtt_base; u64 global_caps; - u16 log_mc_entry_sz; - u16 log_mc_hash_sz; + u8 log_mc_entry_sz; + u8 log_mc_hash_sz; u16 hca_core_clock; /* Internal Clock Frequency (in MHz) */ u8 log_num_qps; u8 log_num_srqs; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bond.c b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bond.c index 3e44e4d820c5..95f2b26a3ee3 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bond.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bond.c @@ -187,7 +187,7 @@ static bool mlx5e_rep_is_lag_netdev(struct net_device *netdev) struct mlx5e_priv *priv; /* A given netdev is not a representor or not a slave of LAG configuration */ - if (!mlx5e_eswitch_rep(netdev) || !bond_slave_get_rtnl(netdev)) + if (!mlx5e_eswitch_rep(netdev) || !netif_is_lag_port(netdev)) return false; priv = netdev_priv(netdev); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.c index e36e505d38ad..d29af7b9c695 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.c @@ -107,12 +107,16 @@ void mlx5e_rep_update_flows(struct mlx5e_priv *priv, mlx5e_tc_encap_flows_del(priv, e, &flow_list); if (neigh_connected && !(e->flags & MLX5_ENCAP_ENTRY_VALID)) { + struct net_device *route_dev; + ether_addr_copy(e->h_dest, ha); ether_addr_copy(eth->h_dest, ha); /* Update the encap source mac, in case that we delete * the flows when encap source mac changed. */ - ether_addr_copy(eth->h_source, e->route_dev->dev_addr); + route_dev = __dev_get_by_index(dev_net(priv->netdev), e->route_dev_ifindex); + if (route_dev) + ether_addr_copy(eth->h_source, route_dev->dev_addr); mlx5e_tc_encap_flows_add(priv, e, &flow_list); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c index 7cce85faa16f..90930e54b6f2 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c @@ -77,13 +77,13 @@ static int get_route_and_out_devs(struct mlx5e_priv *priv, return 0; } -static int mlx5e_route_lookup_ipv4(struct mlx5e_priv *priv, - struct net_device *mirred_dev, - struct net_device **out_dev, - struct net_device **route_dev, - struct flowi4 *fl4, - struct neighbour **out_n, - u8 *out_ttl) +static int mlx5e_route_lookup_ipv4_get(struct mlx5e_priv *priv, + struct net_device *mirred_dev, + struct net_device **out_dev, + struct net_device **route_dev, + struct flowi4 *fl4, + struct neighbour **out_n, + u8 *out_ttl) { struct neighbour *n; struct rtable *rt; @@ -117,18 +117,28 @@ static int mlx5e_route_lookup_ipv4(struct mlx5e_priv *priv, ip_rt_put(rt); return ret; } + dev_hold(*route_dev); if (!(*out_ttl)) *out_ttl = ip4_dst_hoplimit(&rt->dst); n = dst_neigh_lookup(&rt->dst, &fl4->daddr); ip_rt_put(rt); - if (!n) + if (!n) { + dev_put(*route_dev); return -ENOMEM; + } *out_n = n; return 0; } +static void mlx5e_route_lookup_ipv4_put(struct net_device *route_dev, + struct neighbour *n) +{ + neigh_release(n); + dev_put(route_dev); +} + static const char *mlx5e_netdev_kind(struct net_device *dev) { if (dev->rtnl_link_ops) @@ -193,8 +203,8 @@ int mlx5e_tc_tun_create_header_ipv4(struct mlx5e_priv *priv, fl4.saddr = tun_key->u.ipv4.src; ttl = tun_key->ttl; - err = mlx5e_route_lookup_ipv4(priv, mirred_dev, &out_dev, &route_dev, - &fl4, &n, &ttl); + err = mlx5e_route_lookup_ipv4_get(priv, mirred_dev, &out_dev, &route_dev, + &fl4, &n, &ttl); if (err) return err; @@ -223,7 +233,7 @@ int mlx5e_tc_tun_create_header_ipv4(struct mlx5e_priv *priv, e->m_neigh.family = n->ops->family; memcpy(&e->m_neigh.dst_ip, n->primary_key, n->tbl->key_len); e->out_dev = out_dev; - e->route_dev = route_dev; + e->route_dev_ifindex = route_dev->ifindex; /* It's important to add the neigh to the hash table before checking * the neigh validity state. So if we'll get a notification, in case the @@ -278,7 +288,7 @@ int mlx5e_tc_tun_create_header_ipv4(struct mlx5e_priv *priv, e->flags |= MLX5_ENCAP_ENTRY_VALID; mlx5e_rep_queue_neigh_stats_work(netdev_priv(out_dev)); - neigh_release(n); + mlx5e_route_lookup_ipv4_put(route_dev, n); return err; destroy_neigh_entry: @@ -286,18 +296,18 @@ destroy_neigh_entry: free_encap: kfree(encap_header); release_neigh: - neigh_release(n); + mlx5e_route_lookup_ipv4_put(route_dev, n); return err; } #if IS_ENABLED(CONFIG_INET) && IS_ENABLED(CONFIG_IPV6) -static int mlx5e_route_lookup_ipv6(struct mlx5e_priv *priv, - struct net_device *mirred_dev, - struct net_device **out_dev, - struct net_device **route_dev, - struct flowi6 *fl6, - struct neighbour **out_n, - u8 *out_ttl) +static int mlx5e_route_lookup_ipv6_get(struct mlx5e_priv *priv, + struct net_device *mirred_dev, + struct net_device **out_dev, + struct net_device **route_dev, + struct flowi6 *fl6, + struct neighbour **out_n, + u8 *out_ttl) { struct dst_entry *dst; struct neighbour *n; @@ -318,15 +328,25 @@ static int mlx5e_route_lookup_ipv6(struct mlx5e_priv *priv, return ret; } + dev_hold(*route_dev); n = dst_neigh_lookup(dst, &fl6->daddr); dst_release(dst); - if (!n) + if (!n) { + dev_put(*route_dev); return -ENOMEM; + } *out_n = n; return 0; } +static void mlx5e_route_lookup_ipv6_put(struct net_device *route_dev, + struct neighbour *n) +{ + neigh_release(n); + dev_put(route_dev); +} + int mlx5e_tc_tun_create_header_ipv6(struct mlx5e_priv *priv, struct net_device *mirred_dev, struct mlx5e_encap_entry *e) @@ -348,8 +368,8 @@ int mlx5e_tc_tun_create_header_ipv6(struct mlx5e_priv *priv, fl6.daddr = tun_key->u.ipv6.dst; fl6.saddr = tun_key->u.ipv6.src; - err = mlx5e_route_lookup_ipv6(priv, mirred_dev, &out_dev, &route_dev, - &fl6, &n, &ttl); + err = mlx5e_route_lookup_ipv6_get(priv, mirred_dev, &out_dev, &route_dev, + &fl6, &n, &ttl); if (err) return err; @@ -378,7 +398,7 @@ int mlx5e_tc_tun_create_header_ipv6(struct mlx5e_priv *priv, e->m_neigh.family = n->ops->family; memcpy(&e->m_neigh.dst_ip, n->primary_key, n->tbl->key_len); e->out_dev = out_dev; - e->route_dev = route_dev; + e->route_dev_ifindex = route_dev->ifindex; /* It's importent to add the neigh to the hash table before checking * the neigh validity state. So if we'll get a notification, in case the @@ -433,7 +453,7 @@ int mlx5e_tc_tun_create_header_ipv6(struct mlx5e_priv *priv, e->flags |= MLX5_ENCAP_ENTRY_VALID; mlx5e_rep_queue_neigh_stats_work(netdev_priv(out_dev)); - neigh_release(n); + mlx5e_route_lookup_ipv6_put(route_dev, n); return err; destroy_neigh_entry: @@ -441,7 +461,7 @@ destroy_neigh_entry: free_encap: kfree(encap_header); release_neigh: - neigh_release(n); + mlx5e_route_lookup_ipv6_put(route_dev, n); return err; } #endif diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c index 4e574ac73019..be3465ba38ca 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/setup.c @@ -122,9 +122,9 @@ void mlx5e_activate_xsk(struct mlx5e_channel *c) set_bit(MLX5E_RQ_STATE_ENABLED, &c->xskrq.state); /* TX queue is created active. */ - spin_lock(&c->async_icosq_lock); + spin_lock_bh(&c->async_icosq_lock); mlx5e_trigger_irq(&c->async_icosq); - spin_unlock(&c->async_icosq_lock); + spin_unlock_bh(&c->async_icosq_lock); } void mlx5e_deactivate_xsk(struct mlx5e_channel *c) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/tx.c index fb671a457129..8e96260fce1d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xsk/tx.c @@ -36,9 +36,9 @@ int mlx5e_xsk_wakeup(struct net_device *dev, u32 qid, u32 flags) if (test_and_set_bit(MLX5E_SQ_STATE_PENDING_XSK_TX, &c->async_icosq.state)) return 0; - spin_lock(&c->async_icosq_lock); + spin_lock_bh(&c->async_icosq_lock); mlx5e_trigger_irq(&c->async_icosq); - spin_unlock(&c->async_icosq_lock); + spin_unlock_bh(&c->async_icosq_lock); } return 0; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c index 0e45590662a8..381a9c8c9da9 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c @@ -64,13 +64,13 @@ static int rx_err_add_rule(struct mlx5e_priv *priv, if (!spec) return -ENOMEM; - /* Action to copy 7 bit ipsec_syndrome to regB[0:6] */ + /* Action to copy 7 bit ipsec_syndrome to regB[24:30] */ MLX5_SET(copy_action_in, action, action_type, MLX5_ACTION_TYPE_COPY); MLX5_SET(copy_action_in, action, src_field, MLX5_ACTION_IN_FIELD_IPSEC_SYNDROME); MLX5_SET(copy_action_in, action, src_offset, 0); MLX5_SET(copy_action_in, action, length, 7); MLX5_SET(copy_action_in, action, dst_field, MLX5_ACTION_IN_FIELD_METADATA_REG_B); - MLX5_SET(copy_action_in, action, dst_offset, 0); + MLX5_SET(copy_action_in, action, dst_offset, 24); modify_hdr = mlx5_modify_header_alloc(mdev, MLX5_FLOW_NAMESPACE_KERNEL, 1, action); @@ -488,13 +488,13 @@ static int rx_add_rule(struct mlx5e_priv *priv, setup_fte_common(attrs, ipsec_obj_id, spec, &flow_act); - /* Set 1 bit ipsec marker */ - /* Set 24 bit ipsec_obj_id */ + /* Set bit[31] ipsec marker */ + /* Set bit[23-0] ipsec_obj_id */ MLX5_SET(set_action_in, action, action_type, MLX5_ACTION_TYPE_SET); MLX5_SET(set_action_in, action, field, MLX5_ACTION_IN_FIELD_METADATA_REG_B); - MLX5_SET(set_action_in, action, data, (ipsec_obj_id << 1) | 0x1); - MLX5_SET(set_action_in, action, offset, 7); - MLX5_SET(set_action_in, action, length, 25); + MLX5_SET(set_action_in, action, data, (ipsec_obj_id | BIT(31))); + MLX5_SET(set_action_in, action, offset, 0); + MLX5_SET(set_action_in, action, length, 32); modify_hdr = mlx5_modify_header_alloc(priv->mdev, MLX5_FLOW_NAMESPACE_KERNEL, 1, action); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c index 11e31a3db2be..a9b45606dbdb 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.c @@ -453,7 +453,6 @@ void mlx5e_ipsec_offload_handle_rx_skb(struct net_device *netdev, struct mlx5_cqe64 *cqe) { u32 ipsec_meta_data = be32_to_cpu(cqe->ft_metadata); - u8 ipsec_syndrome = ipsec_meta_data & 0xFF; struct mlx5e_priv *priv; struct xfrm_offload *xo; struct xfrm_state *xs; @@ -481,7 +480,7 @@ void mlx5e_ipsec_offload_handle_rx_skb(struct net_device *netdev, xo = xfrm_offload(skb); xo->flags = CRYPTO_DONE; - switch (ipsec_syndrome & MLX5_IPSEC_METADATA_SYNDROM_MASK) { + switch (MLX5_IPSEC_METADATA_SYNDROM(ipsec_meta_data)) { case MLX5E_IPSEC_OFFLOAD_RX_SYNDROME_DECRYPTED: xo->status = CRYPTO_SUCCESS; if (WARN_ON_ONCE(priv->ipsec->no_trailer)) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h index 056dacb612b0..9df9b9a8e09b 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.h @@ -39,9 +39,10 @@ #include "en.h" #include "en/txrx.h" -#define MLX5_IPSEC_METADATA_MARKER_MASK (0x80) -#define MLX5_IPSEC_METADATA_SYNDROM_MASK (0x7F) -#define MLX5_IPSEC_METADATA_HANDLE(metadata) (((metadata) >> 8) & 0xFF) +/* Bit31: IPsec marker, Bit30-24: IPsec syndrome, Bit23-0: IPsec obj id */ +#define MLX5_IPSEC_METADATA_MARKER(metadata) (((metadata) >> 31) & 0x1) +#define MLX5_IPSEC_METADATA_SYNDROM(metadata) (((metadata) >> 24) & GENMASK(6, 0)) +#define MLX5_IPSEC_METADATA_HANDLE(metadata) ((metadata) & GENMASK(23, 0)) struct mlx5e_accel_tx_ipsec_state { struct xfrm_offload *xo; @@ -78,7 +79,7 @@ static inline unsigned int mlx5e_ipsec_tx_ids_len(struct mlx5e_accel_tx_ipsec_st static inline bool mlx5_ipsec_is_rx_flow(struct mlx5_cqe64 *cqe) { - return !!(MLX5_IPSEC_METADATA_MARKER_MASK & be32_to_cpu(cqe->ft_metadata)); + return MLX5_IPSEC_METADATA_MARKER(be32_to_cpu(cqe->ft_metadata)); } static inline bool mlx5e_ipsec_is_tx_flow(struct mlx5e_accel_tx_ipsec_state *ipsec_st) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c index ccaccb9fc2f7..6a1d82503ef8 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ktls_rx.c @@ -188,7 +188,7 @@ static int post_rx_param_wqes(struct mlx5e_channel *c, err = 0; sq = &c->async_icosq; - spin_lock(&c->async_icosq_lock); + spin_lock_bh(&c->async_icosq_lock); cseg = post_static_params(sq, priv_rx); if (IS_ERR(cseg)) @@ -199,7 +199,7 @@ static int post_rx_param_wqes(struct mlx5e_channel *c, mlx5e_notify_hw(&sq->wq, sq->pc, sq->uar_map, cseg); unlock: - spin_unlock(&c->async_icosq_lock); + spin_unlock_bh(&c->async_icosq_lock); return err; @@ -265,10 +265,10 @@ resync_post_get_progress_params(struct mlx5e_icosq *sq, BUILD_BUG_ON(MLX5E_KTLS_GET_PROGRESS_WQEBBS != 1); - spin_lock(&sq->channel->async_icosq_lock); + spin_lock_bh(&sq->channel->async_icosq_lock); if (unlikely(!mlx5e_wqc_has_room_for(&sq->wq, sq->cc, sq->pc, 1))) { - spin_unlock(&sq->channel->async_icosq_lock); + spin_unlock_bh(&sq->channel->async_icosq_lock); err = -ENOSPC; goto err_dma_unmap; } @@ -299,7 +299,7 @@ resync_post_get_progress_params(struct mlx5e_icosq *sq, icosq_fill_wi(sq, pi, &wi); sq->pc++; mlx5e_notify_hw(&sq->wq, sq->pc, sq->uar_map, cseg); - spin_unlock(&sq->channel->async_icosq_lock); + spin_unlock_bh(&sq->channel->async_icosq_lock); return 0; @@ -360,7 +360,7 @@ static int resync_handle_seq_match(struct mlx5e_ktls_offload_context_rx *priv_rx err = 0; sq = &c->async_icosq; - spin_lock(&c->async_icosq_lock); + spin_lock_bh(&c->async_icosq_lock); cseg = post_static_params(sq, priv_rx); if (IS_ERR(cseg)) { @@ -372,7 +372,7 @@ static int resync_handle_seq_match(struct mlx5e_ktls_offload_context_rx *priv_rx mlx5e_notify_hw(&sq->wq, sq->pc, sq->uar_map, cseg); priv_rx->stats->tls_resync_res_ok++; unlock: - spin_unlock(&c->async_icosq_lock); + spin_unlock_bh(&c->async_icosq_lock); return err; } @@ -476,19 +476,22 @@ static void resync_update_sn(struct mlx5e_rq *rq, struct sk_buff *skb) depth += sizeof(struct tcphdr); - if (unlikely(!sk || sk->sk_state == TCP_TIME_WAIT)) + if (unlikely(!sk)) return; - if (unlikely(!resync_queue_get_psv(sk))) - return; + if (unlikely(sk->sk_state == TCP_TIME_WAIT)) + goto unref; - skb->sk = sk; - skb->destructor = sock_edemux; + if (unlikely(!resync_queue_get_psv(sk))) + goto unref; seq = th->seq; datalen = skb->len - depth; tls_offload_rx_resync_async_request_start(sk, seq, datalen); rq->stats->tls_resync_req_start++; + +unref: + sock_gen_put(sk); } void mlx5e_ktls_rx_resync(struct net_device *netdev, struct sock *sk, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index b3f02aac7f26..ebce97921e03 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -5253,6 +5253,7 @@ static void mlx5e_nic_disable(struct mlx5e_priv *priv) mlx5e_disable_async_events(priv); mlx5_lag_remove(mdev); + mlx5_vxlan_reset_to_default(mdev->vxlan); } int mlx5e_update_nic_rx(struct mlx5e_priv *priv) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.h b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.h index 9020d1419bcf..8932c387d46a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.h @@ -186,7 +186,7 @@ struct mlx5e_encap_entry { unsigned char h_dest[ETH_ALEN]; /* destination eth addr */ struct net_device *out_dev; - struct net_device *route_dev; + int route_dev_ifindex; struct mlx5e_tc_tunnel *tunnel; int reformat_type; u8 flags; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index 599f5b5ebc97..6628a0197b4e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -1584,7 +1584,7 @@ int mlx5e_poll_rx_cq(struct mlx5e_cq *cq, int budget) } while ((++work_done < budget) && (cqe = mlx5_cqwq_get_cqe(cqwq))); out: - if (rq->xdp_prog) + if (rcu_access_pointer(rq->xdp_prog)) mlx5e_xdp_rx_poll_complete(rq); mlx5_cqwq_update_db_record(cqwq); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index e3a968e9e2a0..ce710f22b1ff 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -4658,6 +4658,7 @@ __mlx5e_add_fdb_flow(struct mlx5e_priv *priv, return flow; err_free: + dealloc_mod_hdr_actions(&parse_attr->mod_hdr_acts); mlx5e_flow_put(priv, flow); out: return ERR_PTR(err); @@ -4802,6 +4803,7 @@ mlx5e_add_nic_flow(struct mlx5e_priv *priv, return 0; err_free: + dealloc_mod_hdr_actions(&parse_attr->mod_hdr_acts); mlx5e_flow_put(priv, flow); out: return err; @@ -5227,8 +5229,10 @@ int mlx5e_tc_nic_init(struct mlx5e_priv *priv) tc->ct = mlx5_tc_ct_init(priv, tc->chains, &priv->fs.tc.mod_hdr, MLX5_FLOW_NAMESPACE_KERNEL); - if (IS_ERR(tc->ct)) + if (IS_ERR(tc->ct)) { + err = PTR_ERR(tc->ct); goto err_ct; + } tc->netdevice_nb.notifier_call = mlx5e_tc_netdev_event; err = register_netdevice_notifier_dev_net(priv->netdev, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.h b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.h index 3b979008143d..4a2ce241522e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.h @@ -283,6 +283,9 @@ static inline bool mlx5e_cqe_regb_chain(struct mlx5_cqe64 *cqe) reg_b = be32_to_cpu(cqe->ft_metadata); + if (reg_b >> (MLX5E_TC_TABLE_CHAIN_TAG_BITS + ZONE_RESTORE_BITS)) + return false; + chain = reg_b & MLX5E_TC_TABLE_CHAIN_TAG_MASK; if (chain) return true; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c index 82b4419af9d4..6dd3ea3cbbed 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c @@ -144,7 +144,9 @@ static inline void mlx5e_insert_vlan(void *start, struct sk_buff *skb, u16 ihs) memcpy(&vhdr->h_vlan_encapsulated_proto, skb->data + cpy1_sz, cpy2_sz); } -/* RM 2311217: no L4 inner checksum for IPsec tunnel type packet */ +/* If packet is not IP's CHECKSUM_PARTIAL (e.g. icmd packet), + * need to set L3 checksum flag for IPsec + */ static void ipsec_txwqe_build_eseg_csum(struct mlx5e_txqsq *sq, struct sk_buff *skb, struct mlx5_wqe_eth_seg *eseg) @@ -154,7 +156,6 @@ ipsec_txwqe_build_eseg_csum(struct mlx5e_txqsq *sq, struct sk_buff *skb, eseg->cs_flags |= MLX5_ETH_WQE_L3_INNER_CSUM; sq->stats->csum_partial_inner++; } else { - eseg->cs_flags |= MLX5_ETH_WQE_L4_CSUM; sq->stats->csum_partial++; } } @@ -162,11 +163,6 @@ ipsec_txwqe_build_eseg_csum(struct mlx5e_txqsq *sq, struct sk_buff *skb, static inline void mlx5e_txwqe_build_eseg_csum(struct mlx5e_txqsq *sq, struct sk_buff *skb, struct mlx5_wqe_eth_seg *eseg) { - if (unlikely(eseg->flow_table_metadata & cpu_to_be32(MLX5_ETH_WQE_FT_META_IPSEC))) { - ipsec_txwqe_build_eseg_csum(sq, skb, eseg); - return; - } - if (likely(skb->ip_summed == CHECKSUM_PARTIAL)) { eseg->cs_flags = MLX5_ETH_WQE_L3_CSUM; if (skb->encapsulation) { @@ -177,6 +173,9 @@ mlx5e_txwqe_build_eseg_csum(struct mlx5e_txqsq *sq, struct sk_buff *skb, struct eseg->cs_flags |= MLX5_ETH_WQE_L4_CSUM; sq->stats->csum_partial++; } + } else if (unlikely(eseg->flow_table_metadata & cpu_to_be32(MLX5_ETH_WQE_FT_META_IPSEC))) { + ipsec_txwqe_build_eseg_csum(sq, skb, eseg); + } else sq->stats->csum_none++; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c index 6e6a9a563992..d4ee0a9c03db 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c @@ -1142,6 +1142,10 @@ int mlx5_esw_modify_vport_rate(struct mlx5_eswitch *esw, u16 vport_num, struct mlx5_vport *vport; vport = mlx5_eswitch_get_vport(esw, vport_num); + + if (!vport->qos.enabled) + return -EOPNOTSUPP; + MLX5_SET(scheduling_context, ctx, max_average_bw, rate_mbps); return mlx5_modify_scheduling_element_cmd(esw->dev, @@ -1408,6 +1412,7 @@ static void mlx5_eswitch_clear_vf_vports_info(struct mlx5_eswitch *esw) int i; mlx5_esw_for_each_vf_vport(esw, i, vport, esw->esw_funcs.num_vfs) { + memset(&vport->qos, 0, sizeof(vport->qos)); memset(&vport->info, 0, sizeof(vport->info)); vport->info.link_state = MLX5_VPORT_ADMIN_STATE_AUTO; } @@ -1902,8 +1907,6 @@ int mlx5_devlink_port_function_hw_addr_get(struct devlink *devlink, ether_addr_copy(hw_addr, vport->info.mac); *hw_addr_len = ETH_ALEN; err = 0; - } else { - NL_SET_ERR_MSG_MOD(extack, "Eswitch vport is disabled"); } mutex_unlock(&esw->state_lock); return err; @@ -2223,12 +2226,15 @@ static u32 calculate_vports_min_rate_divider(struct mlx5_eswitch *esw) max_guarantee = evport->info.min_rate; } - return max_t(u32, max_guarantee / fw_max_bw_share, 1); + if (max_guarantee) + return max_t(u32, max_guarantee / fw_max_bw_share, 1); + return 0; } -static int normalize_vports_min_rate(struct mlx5_eswitch *esw, u32 divider) +static int normalize_vports_min_rate(struct mlx5_eswitch *esw) { u32 fw_max_bw_share = MLX5_CAP_QOS(esw->dev, max_tsar_bw_share); + u32 divider = calculate_vports_min_rate_divider(esw); struct mlx5_vport *evport; u32 vport_max_rate; u32 vport_min_rate; @@ -2241,9 +2247,9 @@ static int normalize_vports_min_rate(struct mlx5_eswitch *esw, u32 divider) continue; vport_min_rate = evport->info.min_rate; vport_max_rate = evport->info.max_rate; - bw_share = MLX5_MIN_BW_SHARE; + bw_share = 0; - if (vport_min_rate) + if (divider) bw_share = MLX5_RATE_TO_BW_SHARE(vport_min_rate, divider, fw_max_bw_share); @@ -2268,7 +2274,6 @@ int mlx5_eswitch_set_vport_rate(struct mlx5_eswitch *esw, u16 vport, struct mlx5_vport *evport = mlx5_eswitch_get_vport(esw, vport); u32 fw_max_bw_share; u32 previous_min_rate; - u32 divider; bool min_rate_supported; bool max_rate_supported; int err = 0; @@ -2293,8 +2298,7 @@ int mlx5_eswitch_set_vport_rate(struct mlx5_eswitch *esw, u16 vport, previous_min_rate = evport->info.min_rate; evport->info.min_rate = min_rate; - divider = calculate_vports_min_rate_divider(esw); - err = normalize_vports_min_rate(esw, divider); + err = normalize_vports_min_rate(esw); if (err) { evport->info.min_rate = previous_min_rate; goto unlock; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c index 16091838bfcf..9fdd99272e31 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c @@ -534,6 +534,13 @@ static void del_sw_hw_rule(struct fs_node *node) goto out; } + if (rule->dest_attr.type == MLX5_FLOW_DESTINATION_TYPE_PORT && + --fte->dests_size) { + fte->modify_mask |= BIT(MLX5_SET_FTE_MODIFY_ENABLE_MASK_ACTION); + fte->action.action &= ~MLX5_FLOW_CONTEXT_ACTION_ALLOW; + goto out; + } + if ((fte->action.action & MLX5_FLOW_CONTEXT_ACTION_FWD_DEST) && --fte->dests_size) { fte->modify_mask |= @@ -2010,10 +2017,11 @@ void mlx5_del_flow_rules(struct mlx5_flow_handle *handle) down_write_ref_node(&fte->node, false); for (i = handle->num_rules - 1; i >= 0; i--) tree_remove_node(&handle->rule[i]->node, true); - if (fte->modify_mask && fte->dests_size) { - modify_fte(fte); + if (fte->dests_size) { + if (fte->modify_mask) + modify_fte(fte); up_write_ref_node(&fte->node, false); - } else { + } else if (list_empty(&fte->node.children)) { del_hw_fte(&fte->node); /* Avoid double call to del_hw_fte */ fte->node.del_hw_func = NULL; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/vxlan.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/vxlan.c index 3315afe2f8dc..38084400ee8f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lib/vxlan.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/vxlan.c @@ -168,6 +168,17 @@ struct mlx5_vxlan *mlx5_vxlan_create(struct mlx5_core_dev *mdev) void mlx5_vxlan_destroy(struct mlx5_vxlan *vxlan) { + if (!mlx5_vxlan_allowed(vxlan)) + return; + + mlx5_vxlan_del_port(vxlan, IANA_VXLAN_UDP_PORT); + WARN_ON(!hash_empty(vxlan->htable)); + + kfree(vxlan); +} + +void mlx5_vxlan_reset_to_default(struct mlx5_vxlan *vxlan) +{ struct mlx5_vxlan_port *vxlanp; struct hlist_node *tmp; int bkt; @@ -175,12 +186,12 @@ void mlx5_vxlan_destroy(struct mlx5_vxlan *vxlan) if (!mlx5_vxlan_allowed(vxlan)) return; - /* Lockless since we are the only hash table consumers*/ hash_for_each_safe(vxlan->htable, bkt, tmp, vxlanp, hlist) { - hash_del(&vxlanp->hlist); - mlx5_vxlan_core_del_port_cmd(vxlan->mdev, vxlanp->udp_port); - kfree(vxlanp); + /* Don't delete default UDP port added by the HW. + * Remove only user configured ports + */ + if (vxlanp->udp_port == IANA_VXLAN_UDP_PORT) + continue; + mlx5_vxlan_del_port(vxlan, vxlanp->udp_port); } - - kfree(vxlan); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/vxlan.h b/drivers/net/ethernet/mellanox/mlx5/core/lib/vxlan.h index ec766529f49b..34ef662da35e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lib/vxlan.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/vxlan.h @@ -56,6 +56,7 @@ void mlx5_vxlan_destroy(struct mlx5_vxlan *vxlan); int mlx5_vxlan_add_port(struct mlx5_vxlan *vxlan, u16 port); int mlx5_vxlan_del_port(struct mlx5_vxlan *vxlan, u16 port); bool mlx5_vxlan_lookup_port(struct mlx5_vxlan *vxlan, u16 port); +void mlx5_vxlan_reset_to_default(struct mlx5_vxlan *vxlan); #else static inline struct mlx5_vxlan* mlx5_vxlan_create(struct mlx5_core_dev *mdev) { return ERR_PTR(-EOPNOTSUPP); } @@ -63,6 +64,7 @@ static inline void mlx5_vxlan_destroy(struct mlx5_vxlan *vxlan) { return; } static inline int mlx5_vxlan_add_port(struct mlx5_vxlan *vxlan, u16 port) { return -EOPNOTSUPP; } static inline int mlx5_vxlan_del_port(struct mlx5_vxlan *vxlan, u16 port) { return -EOPNOTSUPP; } static inline bool mlx5_vxlan_lookup_port(struct mlx5_vxlan *vxlan, u16 port) { return false; } +static inline void mlx5_vxlan_reset_to_default(struct mlx5_vxlan *vxlan) { return; } #endif #endif /* __MLX5_VXLAN_H__ */ diff --git a/drivers/net/ethernet/mellanox/mlxsw/Kconfig b/drivers/net/ethernet/mellanox/mlxsw/Kconfig index 872e9910bb7c..a619d90559f7 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/Kconfig +++ b/drivers/net/ethernet/mellanox/mlxsw/Kconfig @@ -6,6 +6,7 @@ config MLXSW_CORE tristate "Mellanox Technologies Switch ASICs support" select NET_DEVLINK + select MLXFW help This driver supports Mellanox Technologies Switch ASICs family. @@ -82,7 +83,6 @@ config MLXSW_SPECTRUM select GENERIC_ALLOCATOR select PARMAN select OBJAGG - select MLXFW imply PTP_1588_CLOCK select NET_PTP_CLASSIFY if PTP_1588_CLOCK default m diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.c b/drivers/net/ethernet/mellanox/mlxsw/core.c index 937b8e46f8c7..1a86535c4968 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core.c +++ b/drivers/net/ethernet/mellanox/mlxsw/core.c @@ -571,7 +571,8 @@ static void mlxsw_emad_trans_timeout_schedule(struct mlxsw_reg_trans *trans) if (trans->core->fw_flash_in_progress) timeout = msecs_to_jiffies(MLXSW_EMAD_TIMEOUT_DURING_FW_FLASH_MS); - queue_delayed_work(trans->core->emad_wq, &trans->timeout_dw, timeout); + queue_delayed_work(trans->core->emad_wq, &trans->timeout_dw, + timeout << trans->retries); } static int mlxsw_emad_transmit(struct mlxsw_core *mlxsw_core, diff --git a/drivers/net/ethernet/microchip/lan743x_main.c b/drivers/net/ethernet/microchip/lan743x_main.c index a1938842f828..b319c22c211c 100644 --- a/drivers/net/ethernet/microchip/lan743x_main.c +++ b/drivers/net/ethernet/microchip/lan743x_main.c @@ -148,7 +148,8 @@ static void lan743x_intr_software_isr(void *context) int_sts = lan743x_csr_read(adapter, INT_STS); if (int_sts & INT_BIT_SW_GP_) { - lan743x_csr_write(adapter, INT_STS, INT_BIT_SW_GP_); + /* disable the interrupt to prevent repeated re-triggering */ + lan743x_csr_write(adapter, INT_EN_CLR, INT_BIT_SW_GP_); intr->software_isr_flag = 1; } } @@ -674,14 +675,12 @@ clean_up: static int lan743x_dp_write(struct lan743x_adapter *adapter, u32 select, u32 addr, u32 length, u32 *buf) { - int ret = -EIO; u32 dp_sel; int i; - mutex_lock(&adapter->dp_lock); if (lan743x_csr_wait_for_bit(adapter, DP_SEL, DP_SEL_DPRDY_, 1, 40, 100, 100)) - goto unlock; + return -EIO; dp_sel = lan743x_csr_read(adapter, DP_SEL); dp_sel &= ~DP_SEL_MASK_; dp_sel |= select; @@ -693,13 +692,10 @@ static int lan743x_dp_write(struct lan743x_adapter *adapter, lan743x_csr_write(adapter, DP_CMD, DP_CMD_WRITE_); if (lan743x_csr_wait_for_bit(adapter, DP_SEL, DP_SEL_DPRDY_, 1, 40, 100, 100)) - goto unlock; + return -EIO; } - ret = 0; -unlock: - mutex_unlock(&adapter->dp_lock); - return ret; + return 0; } static u32 lan743x_mac_mii_access(u16 id, u16 index, int read) @@ -1019,16 +1015,16 @@ static void lan743x_phy_close(struct lan743x_adapter *adapter) static int lan743x_phy_open(struct lan743x_adapter *adapter) { struct lan743x_phy *phy = &adapter->phy; + struct phy_device *phydev = NULL; struct device_node *phynode; - struct phy_device *phydev; struct net_device *netdev; int ret = -EIO; netdev = adapter->netdev; phynode = of_node_get(adapter->pdev->dev.of_node); - adapter->phy_mode = PHY_INTERFACE_MODE_GMII; if (phynode) { + /* try devicetree phy, or fixed link */ of_get_phy_mode(phynode, &adapter->phy_mode); if (of_phy_is_fixed_link(phynode)) { @@ -1044,13 +1040,15 @@ static int lan743x_phy_open(struct lan743x_adapter *adapter) lan743x_phy_link_status_change, 0, adapter->phy_mode); of_node_put(phynode); - if (!phydev) - goto return_error; - } else { + } + + if (!phydev) { + /* try internal phy */ phydev = phy_find_first(adapter->mdiobus); if (!phydev) goto return_error; + adapter->phy_mode = PHY_INTERFACE_MODE_GMII; ret = phy_connect_direct(netdev, phydev, lan743x_phy_link_status_change, adapter->phy_mode); @@ -1310,13 +1308,13 @@ clean_up_data_descriptor: goto clear_active; if (!(buffer_info->flags & TX_BUFFER_INFO_FLAG_TIMESTAMP_REQUESTED)) { - dev_kfree_skb(buffer_info->skb); + dev_kfree_skb_any(buffer_info->skb); goto clear_skb; } if (cleanup) { lan743x_ptp_unrequest_tx_timestamp(tx->adapter); - dev_kfree_skb(buffer_info->skb); + dev_kfree_skb_any(buffer_info->skb); } else { ignore_sync = (buffer_info->flags & TX_BUFFER_INFO_FLAG_IGNORE_SYNC) != 0; @@ -1626,7 +1624,7 @@ static netdev_tx_t lan743x_tx_xmit_frame(struct lan743x_tx *tx, if (required_number_of_descriptors > lan743x_tx_get_avail_desc(tx)) { if (required_number_of_descriptors > (tx->ring_size - 1)) { - dev_kfree_skb(skb); + dev_kfree_skb_irq(skb); } else { /* save to overflow buffer */ tx->overflow_skb = skb; @@ -1659,7 +1657,7 @@ static netdev_tx_t lan743x_tx_xmit_frame(struct lan743x_tx *tx, start_frame_length, do_timestamp, skb->ip_summed == CHECKSUM_PARTIAL)) { - dev_kfree_skb(skb); + dev_kfree_skb_irq(skb); goto unlock; } @@ -1678,7 +1676,7 @@ static netdev_tx_t lan743x_tx_xmit_frame(struct lan743x_tx *tx, * frame assembler clean up was performed inside * lan743x_tx_frame_add_fragment */ - dev_kfree_skb(skb); + dev_kfree_skb_irq(skb); goto unlock; } } @@ -2733,7 +2731,6 @@ static int lan743x_hardware_init(struct lan743x_adapter *adapter, adapter->intr.irq = adapter->pdev->irq; lan743x_csr_write(adapter, INT_EN_CLR, 0xFFFFFFFF); - mutex_init(&adapter->dp_lock); ret = lan743x_gpio_init(adapter); if (ret) diff --git a/drivers/net/ethernet/microchip/lan743x_main.h b/drivers/net/ethernet/microchip/lan743x_main.h index c61a40411317..a536f4a4994d 100644 --- a/drivers/net/ethernet/microchip/lan743x_main.h +++ b/drivers/net/ethernet/microchip/lan743x_main.h @@ -712,9 +712,6 @@ struct lan743x_adapter { struct lan743x_csr csr; struct lan743x_intr intr; - /* lock, used to prevent concurrent access to data port */ - struct mutex dp_lock; - struct lan743x_gpio gpio; struct lan743x_ptp ptp; diff --git a/drivers/net/ethernet/qlogic/qed/qed_cxt.c b/drivers/net/ethernet/qlogic/qed/qed_cxt.c index 0e4cd8890cff..0a22f8ce9a2c 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_cxt.c +++ b/drivers/net/ethernet/qlogic/qed/qed_cxt.c @@ -1647,9 +1647,9 @@ static void qed_src_init_pf(struct qed_hwfn *p_hwfn) ilog2(rounded_conn_num)); STORE_RT_REG_AGG(p_hwfn, SRC_REG_FIRSTFREE_RT_OFFSET, - p_hwfn->p_cxt_mngr->first_free); + p_hwfn->p_cxt_mngr->src_t2.first_free); STORE_RT_REG_AGG(p_hwfn, SRC_REG_LASTFREE_RT_OFFSET, - p_hwfn->p_cxt_mngr->last_free); + p_hwfn->p_cxt_mngr->src_t2.last_free); } /* Timers PF */ diff --git a/drivers/net/ethernet/qlogic/qed/qed_cxt.h b/drivers/net/ethernet/qlogic/qed/qed_cxt.h index 8b64495f8745..056e79620a0e 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_cxt.h +++ b/drivers/net/ethernet/qlogic/qed/qed_cxt.h @@ -326,9 +326,6 @@ struct qed_cxt_mngr { /* SRC T2 */ struct qed_src_t2 src_t2; - u32 t2_num_pages; - u64 first_free; - u64 last_free; /* total number of SRQ's for this hwfn */ u32 srq_count; diff --git a/drivers/net/ethernet/qlogic/qed/qed_iwarp.c b/drivers/net/ethernet/qlogic/qed/qed_iwarp.c index 512cbef24097..a99861124630 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_iwarp.c +++ b/drivers/net/ethernet/qlogic/qed/qed_iwarp.c @@ -2754,14 +2754,18 @@ qed_iwarp_ll2_start(struct qed_hwfn *p_hwfn, iwarp_info->partial_fpdus = kcalloc((u16)p_hwfn->p_rdma_info->num_qps, sizeof(*iwarp_info->partial_fpdus), GFP_KERNEL); - if (!iwarp_info->partial_fpdus) + if (!iwarp_info->partial_fpdus) { + rc = -ENOMEM; goto err; + } iwarp_info->max_num_partial_fpdus = (u16)p_hwfn->p_rdma_info->num_qps; iwarp_info->mpa_intermediate_buf = kzalloc(buff_size, GFP_KERNEL); - if (!iwarp_info->mpa_intermediate_buf) + if (!iwarp_info->mpa_intermediate_buf) { + rc = -ENOMEM; goto err; + } /* The mpa_bufs array serves for pending RX packets received on the * mpa ll2 that don't have place on the tx ring and require later @@ -2771,8 +2775,10 @@ qed_iwarp_ll2_start(struct qed_hwfn *p_hwfn, iwarp_info->mpa_bufs = kcalloc(data.input.rx_num_desc, sizeof(*iwarp_info->mpa_bufs), GFP_KERNEL); - if (!iwarp_info->mpa_bufs) + if (!iwarp_info->mpa_bufs) { + rc = -ENOMEM; goto err; + } INIT_LIST_HEAD(&iwarp_info->mpa_buf_pending_list); INIT_LIST_HEAD(&iwarp_info->mpa_buf_list); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c index b8af59fc1aa4..d2c190732d3e 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_init.c @@ -2231,7 +2231,8 @@ static int qlcnic_83xx_restart_hw(struct qlcnic_adapter *adapter) /* Boot either flash image or firmware image from host file system */ if (qlcnic_load_fw_file == 1) { - if (qlcnic_83xx_load_fw_image_from_host(adapter)) + err = qlcnic_83xx_load_fw_image_from_host(adapter); + if (err) return err; } else { QLC_SHARED_REG_WR32(adapter, QLCNIC_FW_IMG_VALID, diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c index 29a7bfa2584d..3d7d3ab383f8 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c @@ -188,6 +188,11 @@ rx_handler_result_t rmnet_rx_handler(struct sk_buff **pskb) dev = skb->dev; port = rmnet_get_port_rcu(dev); + if (unlikely(!port)) { + atomic_long_inc(&skb->dev->rx_nohandler); + kfree_skb(skb); + goto done; + } switch (port->rmnet_mode) { case RMNET_EPMODE_VND: diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c index 7766d73823eb..85d9c3e30c69 100644 --- a/drivers/net/ethernet/realtek/r8169_main.c +++ b/drivers/net/ethernet/realtek/r8169_main.c @@ -4163,7 +4163,8 @@ static bool rtl8169_tso_csum_v2(struct rtl8169_private *tp, opts[1] |= transport_offset << TCPHO_SHIFT; } else { if (unlikely(skb->len < ETH_ZLEN && rtl_test_hw_pad_bug(tp))) - return !eth_skb_pad(skb); + /* eth_skb_pad would free the skb on error */ + return !__skb_put_padto(skb, ETH_ZLEN, false); } return true; @@ -4342,18 +4343,9 @@ static netdev_features_t rtl8169_features_check(struct sk_buff *skb, rtl_chip_supports_csum_v2(tp)) features &= ~NETIF_F_ALL_TSO; } else if (skb->ip_summed == CHECKSUM_PARTIAL) { - if (skb->len < ETH_ZLEN) { - switch (tp->mac_version) { - case RTL_GIGA_MAC_VER_11: - case RTL_GIGA_MAC_VER_12: - case RTL_GIGA_MAC_VER_17: - case RTL_GIGA_MAC_VER_34: - features &= ~NETIF_F_CSUM_MASK; - break; - default: - break; - } - } + /* work around hw bug on some chip versions */ + if (skb->len < ETH_ZLEN) + features &= ~NETIF_F_CSUM_MASK; if (transport_offset > TCPHO_MAX && rtl_chip_supports_csum_v2(tp)) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel-plat.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel-plat.c index f61cb997a8f6..82b1c7a5a7a9 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel-plat.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel-plat.c @@ -113,8 +113,10 @@ static int intel_eth_plat_probe(struct platform_device *pdev) /* Enable TX clock */ if (dwmac->data->tx_clk_en) { dwmac->tx_clk = devm_clk_get(&pdev->dev, "tx_clk"); - if (IS_ERR(dwmac->tx_clk)) + if (IS_ERR(dwmac->tx_clk)) { + ret = PTR_ERR(dwmac->tx_clk); goto err_remove_config_dt; + } clk_prepare_enable(dwmac->tx_clk); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c b/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c index cb87d31a99df..57a53a600aa5 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac_lib.c @@ -23,7 +23,7 @@ int dwmac_dma_reset(void __iomem *ioaddr) return readl_poll_timeout(ioaddr + DMA_BUS_MODE, value, !(value & DMA_BUS_MODE_SFT_RESET), - 10000, 100000); + 10000, 200000); } /* CSR1 enables the transmit DMA to check for new descriptor */ diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index d833908b660a..ba45fe237512 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -5247,6 +5247,7 @@ int stmmac_resume(struct device *dev) return ret; } + rtnl_lock(); mutex_lock(&priv->lock); stmmac_reset_queues_param(priv); @@ -5262,6 +5263,7 @@ int stmmac_resume(struct device *dev) stmmac_enable_all_queues(priv); mutex_unlock(&priv->lock); + rtnl_unlock(); if (!device_may_wakeup(priv->device) || !priv->plat->pmt) { rtnl_lock(); diff --git a/drivers/net/ethernet/ti/am65-cpts.c b/drivers/net/ethernet/ti/am65-cpts.c index 75056c14b161..5dc60ecabe56 100644 --- a/drivers/net/ethernet/ti/am65-cpts.c +++ b/drivers/net/ethernet/ti/am65-cpts.c @@ -1001,8 +1001,7 @@ struct am65_cpts *am65_cpts_create(struct device *dev, void __iomem *regs, if (IS_ERR_OR_NULL(cpts->ptp_clock)) { dev_err(dev, "Failed to register ptp clk %ld\n", PTR_ERR(cpts->ptp_clock)); - if (!cpts->ptp_clock) - ret = -ENODEV; + ret = cpts->ptp_clock ? PTR_ERR(cpts->ptp_clock) : -ENODEV; goto refclk_disable; } cpts->phc_index = ptp_clock_index(cpts->ptp_clock); diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c index 9fd1f77190ad..b0f00b4edd94 100644 --- a/drivers/net/ethernet/ti/cpsw.c +++ b/drivers/net/ethernet/ti/cpsw.c @@ -838,9 +838,12 @@ static int cpsw_ndo_open(struct net_device *ndev) if (ret < 0) goto err_cleanup; - if (cpts_register(cpsw->cpts)) - dev_err(priv->dev, "error registering cpts device\n"); - + if (cpsw->cpts) { + if (cpts_register(cpsw->cpts)) + dev_err(priv->dev, "error registering cpts device\n"); + else + writel(0x10, &cpsw->wr_regs->misc_en); + } } cpsw_restore(priv); @@ -1631,6 +1634,7 @@ static int cpsw_probe(struct platform_device *pdev) CPSW_MAX_QUEUES, CPSW_MAX_QUEUES); if (!ndev) { dev_err(dev, "error allocating net_device\n"); + ret = -ENOMEM; goto clean_cpts; } @@ -1716,7 +1720,6 @@ static int cpsw_probe(struct platform_device *pdev) /* Enable misc CPTS evnt_pend IRQ */ cpts_set_irqpoll(cpsw->cpts, false); - writel(0x10, &cpsw->wr_regs->misc_en); skip_cpts: cpsw_notice(priv, probe, diff --git a/drivers/net/ethernet/ti/cpsw_new.c b/drivers/net/ethernet/ti/cpsw_new.c index f779d2e1b5c5..2f5e0ad23ad7 100644 --- a/drivers/net/ethernet/ti/cpsw_new.c +++ b/drivers/net/ethernet/ti/cpsw_new.c @@ -873,8 +873,12 @@ static int cpsw_ndo_open(struct net_device *ndev) if (ret < 0) goto err_cleanup; - if (cpts_register(cpsw->cpts)) - dev_err(priv->dev, "error registering cpts device\n"); + if (cpsw->cpts) { + if (cpts_register(cpsw->cpts)) + dev_err(priv->dev, "error registering cpts device\n"); + else + writel(0x10, &cpsw->wr_regs->misc_en); + } napi_enable(&cpsw->napi_rx); napi_enable(&cpsw->napi_tx); @@ -2006,7 +2010,6 @@ static int cpsw_probe(struct platform_device *pdev) /* Enable misc CPTS evnt_pend IRQ */ cpts_set_irqpoll(cpsw->cpts, false); - writel(0x10, &cpsw->wr_regs->misc_en); skip_cpts: ret = cpsw_register_notifiers(cpsw); diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c index d07008a818df..1426bfc009bc 100644 --- a/drivers/net/geneve.c +++ b/drivers/net/geneve.c @@ -224,8 +224,7 @@ static void geneve_rx(struct geneve_dev *geneve, struct geneve_sock *gs, if (ip_tunnel_collect_metadata() || gs->collect_md) { __be16 flags; - flags = TUNNEL_KEY | TUNNEL_GENEVE_OPT | - (gnvh->oam ? TUNNEL_OAM : 0) | + flags = TUNNEL_KEY | (gnvh->oam ? TUNNEL_OAM : 0) | (gnvh->critical ? TUNNEL_CRIT_OPT : 0); tun_dst = udp_tun_rx_dst(skb, geneve_get_sk_family(gs), flags, diff --git a/drivers/net/ipa/gsi_trans.c b/drivers/net/ipa/gsi_trans.c index 92642030e735..e8599bb948c0 100644 --- a/drivers/net/ipa/gsi_trans.c +++ b/drivers/net/ipa/gsi_trans.c @@ -362,22 +362,31 @@ struct gsi_trans *gsi_channel_trans_alloc(struct gsi *gsi, u32 channel_id, return trans; } -/* Free a previously-allocated transaction (used only in case of error) */ +/* Free a previously-allocated transaction */ void gsi_trans_free(struct gsi_trans *trans) { + refcount_t *refcount = &trans->refcount; struct gsi_trans_info *trans_info; + bool last; - if (!refcount_dec_and_test(&trans->refcount)) + /* We must hold the lock to release the last reference */ + if (refcount_dec_not_one(refcount)) return; trans_info = &trans->gsi->channel[trans->channel_id].trans_info; spin_lock_bh(&trans_info->spinlock); - list_del(&trans->links); + /* Reference might have been added before we got the lock */ + last = refcount_dec_and_test(refcount); + if (last) + list_del(&trans->links); spin_unlock_bh(&trans_info->spinlock); + if (!last) + return; + ipa_gsi_trans_release(trans); /* Releasing the reserved TREs implicitly frees the sgl[] and diff --git a/drivers/net/netdevsim/dev.c b/drivers/net/netdevsim/dev.c index d07061417675..e7972e88ffe0 100644 --- a/drivers/net/netdevsim/dev.c +++ b/drivers/net/netdevsim/dev.c @@ -96,6 +96,7 @@ static const struct file_operations nsim_dev_take_snapshot_fops = { .open = simple_open, .write = nsim_dev_take_snapshot_write, .llseek = generic_file_llseek, + .owner = THIS_MODULE, }; static ssize_t nsim_dev_trap_fa_cookie_read(struct file *file, @@ -188,6 +189,7 @@ static const struct file_operations nsim_dev_trap_fa_cookie_fops = { .read = nsim_dev_trap_fa_cookie_read, .write = nsim_dev_trap_fa_cookie_write, .llseek = generic_file_llseek, + .owner = THIS_MODULE, }; static int nsim_dev_debugfs_init(struct nsim_dev *nsim_dev) diff --git a/drivers/net/netdevsim/health.c b/drivers/net/netdevsim/health.c index 62958b238d50..21e2974660e7 100644 --- a/drivers/net/netdevsim/health.c +++ b/drivers/net/netdevsim/health.c @@ -261,6 +261,7 @@ static const struct file_operations nsim_dev_health_break_fops = { .open = simple_open, .write = nsim_dev_health_break_write, .llseek = generic_file_llseek, + .owner = THIS_MODULE, }; int nsim_dev_health_init(struct nsim_dev *nsim_dev, struct devlink *devlink) diff --git a/drivers/net/netdevsim/udp_tunnels.c b/drivers/net/netdevsim/udp_tunnels.c index 6ab023acefd6..02dc3123eb6c 100644 --- a/drivers/net/netdevsim/udp_tunnels.c +++ b/drivers/net/netdevsim/udp_tunnels.c @@ -124,6 +124,7 @@ static const struct file_operations nsim_udp_tunnels_info_reset_fops = { .open = simple_open, .write = nsim_udp_tunnels_info_reset_write, .llseek = generic_file_llseek, + .owner = THIS_MODULE, }; int nsim_udp_tunnels_info_create(struct nsim_dev *nsim_dev, diff --git a/drivers/net/phy/mscc/mscc_macsec.c b/drivers/net/phy/mscc/mscc_macsec.c index 6cf9b798b710..10be266e48e8 100644 --- a/drivers/net/phy/mscc/mscc_macsec.c +++ b/drivers/net/phy/mscc/mscc_macsec.c @@ -981,7 +981,6 @@ int vsc8584_macsec_init(struct phy_device *phydev) switch (phydev->phy_id & phydev->drv->phy_id_mask) { case PHY_ID_VSC856X: - case PHY_ID_VSC8575: case PHY_ID_VSC8582: case PHY_ID_VSC8584: INIT_LIST_HEAD(&vsc8531->macsec_flows); diff --git a/drivers/net/phy/realtek.c b/drivers/net/phy/realtek.c index fb1db713b7fb..575580d3ffe0 100644 --- a/drivers/net/phy/realtek.c +++ b/drivers/net/phy/realtek.c @@ -551,6 +551,8 @@ static struct phy_driver realtek_drvs[] = { { PHY_ID_MATCH_EXACT(0x00008201), .name = "RTL8201CP Ethernet", + .read_page = rtl821x_read_page, + .write_page = rtl821x_write_page, }, { PHY_ID_MATCH_EXACT(0x001cc816), .name = "RTL8201F Fast Ethernet", diff --git a/drivers/net/phy/smsc.c b/drivers/net/phy/smsc.c index ec97669be5c2..0fc39ac5ca88 100644 --- a/drivers/net/phy/smsc.c +++ b/drivers/net/phy/smsc.c @@ -291,8 +291,10 @@ static int smsc_phy_probe(struct phy_device *phydev) return ret; ret = clk_set_rate(priv->refclk, 50 * 1000 * 1000); - if (ret) + if (ret) { + clk_disable_unprepare(priv->refclk); return ret; + } return 0; } diff --git a/drivers/net/usb/cx82310_eth.c b/drivers/net/usb/cx82310_eth.c index ca89d8258dd3..c4568a491dc4 100644 --- a/drivers/net/usb/cx82310_eth.c +++ b/drivers/net/usb/cx82310_eth.c @@ -197,7 +197,8 @@ static int cx82310_bind(struct usbnet *dev, struct usb_interface *intf) } /* enable ethernet mode (?) */ - if (cx82310_enable_ethernet(dev)) + ret = cx82310_enable_ethernet(dev); + if (ret) goto err; /* get the MAC address */ diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index 581ed51abb53..fc378ff56775 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -1070,7 +1070,7 @@ static const struct usb_device_id products[] = { {QMI_FIXED_INTF(0x05c6, 0x9011, 4)}, {QMI_FIXED_INTF(0x05c6, 0x9021, 1)}, {QMI_FIXED_INTF(0x05c6, 0x9022, 2)}, - {QMI_FIXED_INTF(0x05c6, 0x9025, 4)}, /* Alcatel-sbell ASB TL131 TDD LTE (China Mobile) */ + {QMI_QUIRK_SET_DTR(0x05c6, 0x9025, 4)}, /* Alcatel-sbell ASB TL131 TDD LTE (China Mobile) */ {QMI_FIXED_INTF(0x05c6, 0x9026, 3)}, {QMI_FIXED_INTF(0x05c6, 0x902e, 5)}, {QMI_FIXED_INTF(0x05c6, 0x9031, 5)}, diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c index 60c1aadece89..f2793ffde191 100644 --- a/drivers/net/vrf.c +++ b/drivers/net/vrf.c @@ -608,8 +608,7 @@ static netdev_tx_t vrf_xmit(struct sk_buff *skb, struct net_device *dev) return ret; } -static int vrf_finish_direct(struct net *net, struct sock *sk, - struct sk_buff *skb) +static void vrf_finish_direct(struct sk_buff *skb) { struct net_device *vrf_dev = skb->dev; @@ -628,7 +627,8 @@ static int vrf_finish_direct(struct net *net, struct sock *sk, skb_pull(skb, ETH_HLEN); } - return 1; + /* reset skb device */ + nf_reset_ct(skb); } #if IS_ENABLED(CONFIG_IPV6) @@ -707,15 +707,41 @@ static struct sk_buff *vrf_ip6_out_redirect(struct net_device *vrf_dev, return skb; } +static int vrf_output6_direct_finish(struct net *net, struct sock *sk, + struct sk_buff *skb) +{ + vrf_finish_direct(skb); + + return vrf_ip6_local_out(net, sk, skb); +} + static int vrf_output6_direct(struct net *net, struct sock *sk, struct sk_buff *skb) { + int err = 1; + skb->protocol = htons(ETH_P_IPV6); - return NF_HOOK_COND(NFPROTO_IPV6, NF_INET_POST_ROUTING, - net, sk, skb, NULL, skb->dev, - vrf_finish_direct, - !(IPCB(skb)->flags & IPSKB_REROUTED)); + if (!(IPCB(skb)->flags & IPSKB_REROUTED)) + err = nf_hook(NFPROTO_IPV6, NF_INET_POST_ROUTING, net, sk, skb, + NULL, skb->dev, vrf_output6_direct_finish); + + if (likely(err == 1)) + vrf_finish_direct(skb); + + return err; +} + +static int vrf_ip6_out_direct_finish(struct net *net, struct sock *sk, + struct sk_buff *skb) +{ + int err; + + err = vrf_output6_direct(net, sk, skb); + if (likely(err == 1)) + err = vrf_ip6_local_out(net, sk, skb); + + return err; } static struct sk_buff *vrf_ip6_out_direct(struct net_device *vrf_dev, @@ -728,18 +754,15 @@ static struct sk_buff *vrf_ip6_out_direct(struct net_device *vrf_dev, skb->dev = vrf_dev; err = nf_hook(NFPROTO_IPV6, NF_INET_LOCAL_OUT, net, sk, - skb, NULL, vrf_dev, vrf_output6_direct); + skb, NULL, vrf_dev, vrf_ip6_out_direct_finish); if (likely(err == 1)) err = vrf_output6_direct(net, sk, skb); - /* reset skb device */ if (likely(err == 1)) - nf_reset_ct(skb); - else - skb = NULL; + return skb; - return skb; + return NULL; } static struct sk_buff *vrf_ip6_out(struct net_device *vrf_dev, @@ -919,15 +942,41 @@ static struct sk_buff *vrf_ip_out_redirect(struct net_device *vrf_dev, return skb; } +static int vrf_output_direct_finish(struct net *net, struct sock *sk, + struct sk_buff *skb) +{ + vrf_finish_direct(skb); + + return vrf_ip_local_out(net, sk, skb); +} + static int vrf_output_direct(struct net *net, struct sock *sk, struct sk_buff *skb) { + int err = 1; + skb->protocol = htons(ETH_P_IP); - return NF_HOOK_COND(NFPROTO_IPV4, NF_INET_POST_ROUTING, - net, sk, skb, NULL, skb->dev, - vrf_finish_direct, - !(IPCB(skb)->flags & IPSKB_REROUTED)); + if (!(IPCB(skb)->flags & IPSKB_REROUTED)) + err = nf_hook(NFPROTO_IPV4, NF_INET_POST_ROUTING, net, sk, skb, + NULL, skb->dev, vrf_output_direct_finish); + + if (likely(err == 1)) + vrf_finish_direct(skb); + + return err; +} + +static int vrf_ip_out_direct_finish(struct net *net, struct sock *sk, + struct sk_buff *skb) +{ + int err; + + err = vrf_output_direct(net, sk, skb); + if (likely(err == 1)) + err = vrf_ip_local_out(net, sk, skb); + + return err; } static struct sk_buff *vrf_ip_out_direct(struct net_device *vrf_dev, @@ -940,18 +989,15 @@ static struct sk_buff *vrf_ip_out_direct(struct net_device *vrf_dev, skb->dev = vrf_dev; err = nf_hook(NFPROTO_IPV4, NF_INET_LOCAL_OUT, net, sk, - skb, NULL, vrf_dev, vrf_output_direct); + skb, NULL, vrf_dev, vrf_ip_out_direct_finish); if (likely(err == 1)) err = vrf_output_direct(net, sk, skb); - /* reset skb device */ if (likely(err == 1)) - nf_reset_ct(skb); - else - skb = NULL; + return skb; - return skb; + return NULL; } static struct sk_buff *vrf_ip_out(struct net_device *vrf_dev, diff --git a/drivers/net/wan/cosa.c b/drivers/net/wan/cosa.c index f8aed0696d77..2369ca250cd6 100644 --- a/drivers/net/wan/cosa.c +++ b/drivers/net/wan/cosa.c @@ -889,6 +889,7 @@ static ssize_t cosa_write(struct file *file, chan->tx_status = 1; spin_unlock_irqrestore(&cosa->lock, flags); up(&chan->wsem); + kfree(kbuf); return -ERESTARTSYS; } } diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index 40ca71b29bb9..9a270e49df17 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -2060,8 +2060,6 @@ static void nvme_update_disk_info(struct gendisk *disk, if (id->nsattr & NVME_NS_ATTR_RO) set_disk_ro(disk, true); - else - set_disk_ro(disk, false); } static inline bool nvme_first_scan(struct gendisk *disk) @@ -2931,7 +2929,7 @@ int nvme_get_log(struct nvme_ctrl *ctrl, u32 nsid, u8 log_page, u8 lsp, u8 csi, static int nvme_get_effects_log(struct nvme_ctrl *ctrl, u8 csi, struct nvme_effects_log **log) { - struct nvme_cel *cel = xa_load(&ctrl->cels, csi); + struct nvme_effects_log *cel = xa_load(&ctrl->cels, csi); int ret; if (cel) @@ -2942,16 +2940,15 @@ static int nvme_get_effects_log(struct nvme_ctrl *ctrl, u8 csi, return -ENOMEM; ret = nvme_get_log(ctrl, 0x00, NVME_LOG_CMD_EFFECTS, 0, csi, - &cel->log, sizeof(cel->log), 0); + cel, sizeof(*cel), 0); if (ret) { kfree(cel); return ret; } - cel->csi = csi; - xa_store(&ctrl->cels, cel->csi, cel, GFP_KERNEL); + xa_store(&ctrl->cels, csi, cel, GFP_KERNEL); out: - *log = &cel->log; + *log = cel; return 0; } @@ -4376,6 +4373,19 @@ void nvme_uninit_ctrl(struct nvme_ctrl *ctrl) } EXPORT_SYMBOL_GPL(nvme_uninit_ctrl); +static void nvme_free_cels(struct nvme_ctrl *ctrl) +{ + struct nvme_effects_log *cel; + unsigned long i; + + xa_for_each (&ctrl->cels, i, cel) { + xa_erase(&ctrl->cels, i); + kfree(cel); + } + + xa_destroy(&ctrl->cels); +} + static void nvme_free_ctrl(struct device *dev) { struct nvme_ctrl *ctrl = @@ -4385,8 +4395,7 @@ static void nvme_free_ctrl(struct device *dev) if (!subsys || ctrl->instance != subsys->instance) ida_simple_remove(&nvme_instance_ida, ctrl->instance); - xa_destroy(&ctrl->cels); - + nvme_free_cels(ctrl); nvme_mpath_uninit(ctrl); __free_page(ctrl->discard_page); diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h index bc330bf0d3bd..567f7ad18a91 100644 --- a/drivers/nvme/host/nvme.h +++ b/drivers/nvme/host/nvme.h @@ -226,12 +226,6 @@ struct nvme_fault_inject { #endif }; -struct nvme_cel { - struct list_head entry; - struct nvme_effects_log log; - u8 csi; -}; - struct nvme_ctrl { bool comp_seen; enum nvme_ctrl_state state; diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 0578ff253c47..3be352403839 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -292,9 +292,21 @@ static void nvme_dbbuf_init(struct nvme_dev *dev, nvmeq->dbbuf_cq_ei = &dev->dbbuf_eis[cq_idx(qid, dev->db_stride)]; } +static void nvme_dbbuf_free(struct nvme_queue *nvmeq) +{ + if (!nvmeq->qid) + return; + + nvmeq->dbbuf_sq_db = NULL; + nvmeq->dbbuf_cq_db = NULL; + nvmeq->dbbuf_sq_ei = NULL; + nvmeq->dbbuf_cq_ei = NULL; +} + static void nvme_dbbuf_set(struct nvme_dev *dev) { struct nvme_command c; + unsigned int i; if (!dev->dbbuf_dbs) return; @@ -308,6 +320,9 @@ static void nvme_dbbuf_set(struct nvme_dev *dev) dev_warn(dev->ctrl.device, "unable to set dbbuf\n"); /* Free memory and continue on */ nvme_dbbuf_dma_free(dev); + + for (i = 1; i <= dev->online_queues; i++) + nvme_dbbuf_free(&dev->queues[i]); } } diff --git a/drivers/of/address.c b/drivers/of/address.c index eb9ab4f1e80b..1c3257a2d4e3 100644 --- a/drivers/of/address.c +++ b/drivers/of/address.c @@ -1034,11 +1034,13 @@ out: */ bool of_dma_is_coherent(struct device_node *np) { - struct device_node *node = of_node_get(np); + struct device_node *node; if (IS_ENABLED(CONFIG_OF_DMA_DEFAULT_COHERENT)) return true; + node = of_node_get(np); + while (node) { if (of_property_read_bool(node, "dma-coherent")) { of_node_put(node); diff --git a/drivers/pinctrl/aspeed/pinctrl-aspeed.c b/drivers/pinctrl/aspeed/pinctrl-aspeed.c index 6a94eaecf638..d6b849552a1e 100644 --- a/drivers/pinctrl/aspeed/pinctrl-aspeed.c +++ b/drivers/pinctrl/aspeed/pinctrl-aspeed.c @@ -286,13 +286,14 @@ int aspeed_pinmux_set_mux(struct pinctrl_dev *pctldev, unsigned int function, static bool aspeed_expr_is_gpio(const struct aspeed_sig_expr *expr) { /* - * The signal type is GPIO if the signal name has "GPIO" as a prefix. + * The signal type is GPIO if the signal name has "GPI" as a prefix. * strncmp (rather than strcmp) is used to implement the prefix * requirement. * - * expr->signal might look like "GPIOT3" in the GPIO case. + * expr->signal might look like "GPIOB1" in the GPIO case. + * expr->signal might look like "GPIT0" in the GPI case. */ - return strncmp(expr->signal, "GPIO", 4) == 0; + return strncmp(expr->signal, "GPI", 3) == 0; } static bool aspeed_gpio_in_exprs(const struct aspeed_sig_expr **exprs) diff --git a/drivers/pinctrl/intel/pinctrl-intel.c b/drivers/pinctrl/intel/pinctrl-intel.c index 154ce3f908cd..1c10ab184783 100644 --- a/drivers/pinctrl/intel/pinctrl-intel.c +++ b/drivers/pinctrl/intel/pinctrl-intel.c @@ -62,10 +62,10 @@ #define PADCFG1_TERM_UP BIT(13) #define PADCFG1_TERM_SHIFT 10 #define PADCFG1_TERM_MASK GENMASK(12, 10) -#define PADCFG1_TERM_20K 4 -#define PADCFG1_TERM_2K 3 -#define PADCFG1_TERM_5K 2 -#define PADCFG1_TERM_1K 1 +#define PADCFG1_TERM_20K BIT(2) +#define PADCFG1_TERM_5K BIT(1) +#define PADCFG1_TERM_1K BIT(0) +#define PADCFG1_TERM_833 (BIT(1) | BIT(0)) #define PADCFG2 0x008 #define PADCFG2_DEBEN BIT(0) @@ -549,12 +549,12 @@ static int intel_config_get_pull(struct intel_pinctrl *pctrl, unsigned int pin, return -EINVAL; switch (term) { + case PADCFG1_TERM_833: + *arg = 833; + break; case PADCFG1_TERM_1K: *arg = 1000; break; - case PADCFG1_TERM_2K: - *arg = 2000; - break; case PADCFG1_TERM_5K: *arg = 5000; break; @@ -570,6 +570,11 @@ static int intel_config_get_pull(struct intel_pinctrl *pctrl, unsigned int pin, return -EINVAL; switch (term) { + case PADCFG1_TERM_833: + if (!(community->features & PINCTRL_FEATURE_1K_PD)) + return -EINVAL; + *arg = 833; + break; case PADCFG1_TERM_1K: if (!(community->features & PINCTRL_FEATURE_1K_PD)) return -EINVAL; @@ -678,6 +683,10 @@ static int intel_config_set_pull(struct intel_pinctrl *pctrl, unsigned int pin, value |= PADCFG1_TERM_UP; + /* Set default strength value in case none is given */ + if (arg == 1) + arg = 5000; + switch (arg) { case 20000: value |= PADCFG1_TERM_20K << PADCFG1_TERM_SHIFT; @@ -685,12 +694,12 @@ static int intel_config_set_pull(struct intel_pinctrl *pctrl, unsigned int pin, case 5000: value |= PADCFG1_TERM_5K << PADCFG1_TERM_SHIFT; break; - case 2000: - value |= PADCFG1_TERM_2K << PADCFG1_TERM_SHIFT; - break; case 1000: value |= PADCFG1_TERM_1K << PADCFG1_TERM_SHIFT; break; + case 833: + value |= PADCFG1_TERM_833 << PADCFG1_TERM_SHIFT; + break; default: ret = -EINVAL; } @@ -700,6 +709,10 @@ static int intel_config_set_pull(struct intel_pinctrl *pctrl, unsigned int pin, case PIN_CONFIG_BIAS_PULL_DOWN: value &= ~(PADCFG1_TERM_UP | PADCFG1_TERM_MASK); + /* Set default strength value in case none is given */ + if (arg == 1) + arg = 5000; + switch (arg) { case 20000: value |= PADCFG1_TERM_20K << PADCFG1_TERM_SHIFT; @@ -714,6 +727,13 @@ static int intel_config_set_pull(struct intel_pinctrl *pctrl, unsigned int pin, } value |= PADCFG1_TERM_1K << PADCFG1_TERM_SHIFT; break; + case 833: + if (!(community->features & PINCTRL_FEATURE_1K_PD)) { + ret = -EINVAL; + break; + } + value |= PADCFG1_TERM_833 << PADCFG1_TERM_SHIFT; + break; default: ret = -EINVAL; } diff --git a/drivers/pinctrl/pinctrl-amd.c b/drivers/pinctrl/pinctrl-amd.c index 9a760f5cd7ed..4aea3e05e8c6 100644 --- a/drivers/pinctrl/pinctrl-amd.c +++ b/drivers/pinctrl/pinctrl-amd.c @@ -156,7 +156,7 @@ static int amd_gpio_set_debounce(struct gpio_chip *gc, unsigned offset, pin_reg |= BIT(DB_TMR_OUT_UNIT_OFF); pin_reg &= ~BIT(DB_TMR_LARGE_OFF); } else if (debounce < 250000) { - time = debounce / 15600; + time = debounce / 15625; pin_reg |= time & DB_TMR_OUT_MASK; pin_reg &= ~BIT(DB_TMR_OUT_UNIT_OFF); pin_reg |= BIT(DB_TMR_LARGE_OFF); @@ -166,14 +166,14 @@ static int amd_gpio_set_debounce(struct gpio_chip *gc, unsigned offset, pin_reg |= BIT(DB_TMR_OUT_UNIT_OFF); pin_reg |= BIT(DB_TMR_LARGE_OFF); } else { - pin_reg &= ~DB_CNTRl_MASK; + pin_reg &= ~(DB_CNTRl_MASK << DB_CNTRL_OFF); ret = -EINVAL; } } else { pin_reg &= ~BIT(DB_TMR_OUT_UNIT_OFF); pin_reg &= ~BIT(DB_TMR_LARGE_OFF); pin_reg &= ~DB_TMR_OUT_MASK; - pin_reg &= ~DB_CNTRl_MASK; + pin_reg &= ~(DB_CNTRl_MASK << DB_CNTRL_OFF); } writel(pin_reg, gpio_dev->base + offset * 4); raw_spin_unlock_irqrestore(&gpio_dev->lock, flags); diff --git a/drivers/pinctrl/pinctrl-ingenic.c b/drivers/pinctrl/pinctrl-ingenic.c index c8e50a58a5e5..621909b01deb 100644 --- a/drivers/pinctrl/pinctrl-ingenic.c +++ b/drivers/pinctrl/pinctrl-ingenic.c @@ -635,44 +635,44 @@ static int jz4770_uart3_data_pins[] = { 0x6c, 0x85, }; static int jz4770_uart3_hwflow_pins[] = { 0x88, 0x89, }; static int jz4770_ssi0_dt_a_pins[] = { 0x15, }; static int jz4770_ssi0_dt_b_pins[] = { 0x35, }; -static int jz4770_ssi0_dt_d_pins[] = { 0x55, }; -static int jz4770_ssi0_dt_e_pins[] = { 0x71, }; +static int jz4770_ssi0_dt_d_pins[] = { 0x75, }; +static int jz4770_ssi0_dt_e_pins[] = { 0x91, }; static int jz4770_ssi0_dr_a_pins[] = { 0x14, }; static int jz4770_ssi0_dr_b_pins[] = { 0x34, }; -static int jz4770_ssi0_dr_d_pins[] = { 0x54, }; -static int jz4770_ssi0_dr_e_pins[] = { 0x6e, }; +static int jz4770_ssi0_dr_d_pins[] = { 0x74, }; +static int jz4770_ssi0_dr_e_pins[] = { 0x8e, }; static int jz4770_ssi0_clk_a_pins[] = { 0x12, }; static int jz4770_ssi0_clk_b_pins[] = { 0x3c, }; -static int jz4770_ssi0_clk_d_pins[] = { 0x58, }; -static int jz4770_ssi0_clk_e_pins[] = { 0x6f, }; +static int jz4770_ssi0_clk_d_pins[] = { 0x78, }; +static int jz4770_ssi0_clk_e_pins[] = { 0x8f, }; static int jz4770_ssi0_gpc_b_pins[] = { 0x3e, }; -static int jz4770_ssi0_gpc_d_pins[] = { 0x56, }; -static int jz4770_ssi0_gpc_e_pins[] = { 0x73, }; +static int jz4770_ssi0_gpc_d_pins[] = { 0x76, }; +static int jz4770_ssi0_gpc_e_pins[] = { 0x93, }; static int jz4770_ssi0_ce0_a_pins[] = { 0x13, }; static int jz4770_ssi0_ce0_b_pins[] = { 0x3d, }; -static int jz4770_ssi0_ce0_d_pins[] = { 0x59, }; -static int jz4770_ssi0_ce0_e_pins[] = { 0x70, }; +static int jz4770_ssi0_ce0_d_pins[] = { 0x79, }; +static int jz4770_ssi0_ce0_e_pins[] = { 0x90, }; static int jz4770_ssi0_ce1_b_pins[] = { 0x3f, }; -static int jz4770_ssi0_ce1_d_pins[] = { 0x57, }; -static int jz4770_ssi0_ce1_e_pins[] = { 0x72, }; +static int jz4770_ssi0_ce1_d_pins[] = { 0x77, }; +static int jz4770_ssi0_ce1_e_pins[] = { 0x92, }; static int jz4770_ssi1_dt_b_pins[] = { 0x35, }; -static int jz4770_ssi1_dt_d_pins[] = { 0x55, }; -static int jz4770_ssi1_dt_e_pins[] = { 0x71, }; +static int jz4770_ssi1_dt_d_pins[] = { 0x75, }; +static int jz4770_ssi1_dt_e_pins[] = { 0x91, }; static int jz4770_ssi1_dr_b_pins[] = { 0x34, }; -static int jz4770_ssi1_dr_d_pins[] = { 0x54, }; -static int jz4770_ssi1_dr_e_pins[] = { 0x6e, }; +static int jz4770_ssi1_dr_d_pins[] = { 0x74, }; +static int jz4770_ssi1_dr_e_pins[] = { 0x8e, }; static int jz4770_ssi1_clk_b_pins[] = { 0x3c, }; -static int jz4770_ssi1_clk_d_pins[] = { 0x58, }; -static int jz4770_ssi1_clk_e_pins[] = { 0x6f, }; +static int jz4770_ssi1_clk_d_pins[] = { 0x78, }; +static int jz4770_ssi1_clk_e_pins[] = { 0x8f, }; static int jz4770_ssi1_gpc_b_pins[] = { 0x3e, }; -static int jz4770_ssi1_gpc_d_pins[] = { 0x56, }; -static int jz4770_ssi1_gpc_e_pins[] = { 0x73, }; +static int jz4770_ssi1_gpc_d_pins[] = { 0x76, }; +static int jz4770_ssi1_gpc_e_pins[] = { 0x93, }; static int jz4770_ssi1_ce0_b_pins[] = { 0x3d, }; -static int jz4770_ssi1_ce0_d_pins[] = { 0x59, }; -static int jz4770_ssi1_ce0_e_pins[] = { 0x70, }; +static int jz4770_ssi1_ce0_d_pins[] = { 0x79, }; +static int jz4770_ssi1_ce0_e_pins[] = { 0x90, }; static int jz4770_ssi1_ce1_b_pins[] = { 0x3f, }; -static int jz4770_ssi1_ce1_d_pins[] = { 0x57, }; -static int jz4770_ssi1_ce1_e_pins[] = { 0x72, }; +static int jz4770_ssi1_ce1_d_pins[] = { 0x77, }; +static int jz4770_ssi1_ce1_e_pins[] = { 0x92, }; static int jz4770_mmc0_1bit_a_pins[] = { 0x12, 0x13, 0x14, }; static int jz4770_mmc0_4bit_a_pins[] = { 0x15, 0x16, 0x17, }; static int jz4770_mmc0_1bit_e_pins[] = { 0x9c, 0x9d, 0x94, }; @@ -1050,35 +1050,35 @@ static int jz4780_ssi0_dt_a_19_pins[] = { 0x13, }; static int jz4780_ssi0_dt_a_21_pins[] = { 0x15, }; static int jz4780_ssi0_dt_a_28_pins[] = { 0x1c, }; static int jz4780_ssi0_dt_b_pins[] = { 0x3d, }; -static int jz4780_ssi0_dt_d_pins[] = { 0x59, }; +static int jz4780_ssi0_dt_d_pins[] = { 0x79, }; static int jz4780_ssi0_dr_a_20_pins[] = { 0x14, }; static int jz4780_ssi0_dr_a_27_pins[] = { 0x1b, }; static int jz4780_ssi0_dr_b_pins[] = { 0x34, }; -static int jz4780_ssi0_dr_d_pins[] = { 0x54, }; +static int jz4780_ssi0_dr_d_pins[] = { 0x74, }; static int jz4780_ssi0_clk_a_pins[] = { 0x12, }; static int jz4780_ssi0_clk_b_5_pins[] = { 0x25, }; static int jz4780_ssi0_clk_b_28_pins[] = { 0x3c, }; -static int jz4780_ssi0_clk_d_pins[] = { 0x58, }; +static int jz4780_ssi0_clk_d_pins[] = { 0x78, }; static int jz4780_ssi0_gpc_b_pins[] = { 0x3e, }; -static int jz4780_ssi0_gpc_d_pins[] = { 0x56, }; +static int jz4780_ssi0_gpc_d_pins[] = { 0x76, }; static int jz4780_ssi0_ce0_a_23_pins[] = { 0x17, }; static int jz4780_ssi0_ce0_a_25_pins[] = { 0x19, }; static int jz4780_ssi0_ce0_b_pins[] = { 0x3f, }; -static int jz4780_ssi0_ce0_d_pins[] = { 0x57, }; +static int jz4780_ssi0_ce0_d_pins[] = { 0x77, }; static int jz4780_ssi0_ce1_b_pins[] = { 0x35, }; -static int jz4780_ssi0_ce1_d_pins[] = { 0x55, }; +static int jz4780_ssi0_ce1_d_pins[] = { 0x75, }; static int jz4780_ssi1_dt_b_pins[] = { 0x3d, }; -static int jz4780_ssi1_dt_d_pins[] = { 0x59, }; +static int jz4780_ssi1_dt_d_pins[] = { 0x79, }; static int jz4780_ssi1_dr_b_pins[] = { 0x34, }; -static int jz4780_ssi1_dr_d_pins[] = { 0x54, }; +static int jz4780_ssi1_dr_d_pins[] = { 0x74, }; static int jz4780_ssi1_clk_b_pins[] = { 0x3c, }; -static int jz4780_ssi1_clk_d_pins[] = { 0x58, }; +static int jz4780_ssi1_clk_d_pins[] = { 0x78, }; static int jz4780_ssi1_gpc_b_pins[] = { 0x3e, }; -static int jz4780_ssi1_gpc_d_pins[] = { 0x56, }; +static int jz4780_ssi1_gpc_d_pins[] = { 0x76, }; static int jz4780_ssi1_ce0_b_pins[] = { 0x3f, }; -static int jz4780_ssi1_ce0_d_pins[] = { 0x57, }; +static int jz4780_ssi1_ce0_d_pins[] = { 0x77, }; static int jz4780_ssi1_ce1_b_pins[] = { 0x35, }; -static int jz4780_ssi1_ce1_d_pins[] = { 0x55, }; +static int jz4780_ssi1_ce1_d_pins[] = { 0x75, }; static int jz4780_mmc0_8bit_a_pins[] = { 0x04, 0x05, 0x06, 0x07, 0x18, }; static int jz4780_i2c3_pins[] = { 0x6a, 0x6b, }; static int jz4780_i2c4_e_pins[] = { 0x8c, 0x8d, }; diff --git a/drivers/pinctrl/pinctrl-mcp23s08_spi.c b/drivers/pinctrl/pinctrl-mcp23s08_spi.c index 1f47a661b0a7..9ae10318f6f3 100644 --- a/drivers/pinctrl/pinctrl-mcp23s08_spi.c +++ b/drivers/pinctrl/pinctrl-mcp23s08_spi.c @@ -119,13 +119,15 @@ static int mcp23s08_spi_regmap_init(struct mcp23s08 *mcp, struct device *dev, return -EINVAL; } - copy = devm_kmemdup(dev, &config, sizeof(config), GFP_KERNEL); + copy = devm_kmemdup(dev, config, sizeof(*config), GFP_KERNEL); if (!copy) return -ENOMEM; copy->name = name; mcp->regmap = devm_regmap_init(dev, &mcp23sxx_spi_regmap, mcp, copy); + if (IS_ERR(mcp->regmap)) + dev_err(dev, "regmap init failed for %s\n", mcp->chip.label); return PTR_ERR_OR_ZERO(mcp->regmap); } diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c index 0401c1da79dd..aa1a1c850d05 100644 --- a/drivers/pinctrl/pinctrl-rockchip.c +++ b/drivers/pinctrl/pinctrl-rockchip.c @@ -3155,7 +3155,9 @@ static int rockchip_gpio_to_irq(struct gpio_chip *gc, unsigned offset) if (!bank->domain) return -ENXIO; + clk_enable(bank->clk); virq = irq_create_mapping(bank->domain, offset); + clk_disable(bank->clk); return (virq) ? : -ENXIO; } @@ -3194,7 +3196,7 @@ static void rockchip_irq_demux(struct irq_desc *desc) irq = __ffs(pend); pend &= ~BIT(irq); - virq = irq_linear_revmap(bank->domain, irq); + virq = irq_find_mapping(bank->domain, irq); if (!virq) { dev_err(bank->drvdata->dev, "unmapped irq %d\n", irq); @@ -3373,7 +3375,7 @@ static int rockchip_interrupts_register(struct platform_device *pdev, unsigned int clr = IRQ_NOREQUEST | IRQ_NOPROBE | IRQ_NOAUTOEN; struct irq_chip_generic *gc; int ret; - int i, j; + int i; for (i = 0; i < ctrl->nr_banks; ++i, ++bank) { if (!bank->valid) { @@ -3400,7 +3402,7 @@ static int rockchip_interrupts_register(struct platform_device *pdev, ret = irq_alloc_domain_generic_chips(bank->domain, 32, 1, "rockchip_gpio_irq", handle_level_irq, - clr, 0, IRQ_GC_INIT_MASK_CACHE); + clr, 0, 0); if (ret) { dev_err(&pdev->dev, "could not alloc generic chips for bank %s\n", bank->name); @@ -3409,14 +3411,6 @@ static int rockchip_interrupts_register(struct platform_device *pdev, continue; } - /* - * Linux assumes that all interrupts start out disabled/masked. - * Our driver only uses the concept of masked and always keeps - * things enabled, so for us that's all masked and all enabled. - */ - writel_relaxed(0xffffffff, bank->reg_base + GPIO_INTMASK); - writel_relaxed(0xffffffff, bank->reg_base + GPIO_INTEN); - gc = irq_get_domain_generic_chip(bank->domain, 0); gc->reg_base = bank->reg_base; gc->private = bank; @@ -3433,13 +3427,17 @@ static int rockchip_interrupts_register(struct platform_device *pdev, gc->chip_types[0].chip.irq_set_type = rockchip_irq_set_type; gc->wake_enabled = IRQ_MSK(bank->nr_pins); + /* + * Linux assumes that all interrupts start out disabled/masked. + * Our driver only uses the concept of masked and always keeps + * things enabled, so for us that's all masked and all enabled. + */ + writel_relaxed(0xffffffff, bank->reg_base + GPIO_INTMASK); + writel_relaxed(0xffffffff, bank->reg_base + GPIO_INTEN); + gc->mask_cache = 0xffffffff; + irq_set_chained_handler_and_data(bank->irq, rockchip_irq_demux, bank); - - /* map the gpio irqs here, when the clock is still running */ - for (j = 0 ; j < 32 ; j++) - irq_create_mapping(bank->domain, j); - clk_disable(bank->clk); } diff --git a/drivers/pinctrl/qcom/pinctrl-msm.c b/drivers/pinctrl/qcom/pinctrl-msm.c index c4bcda90aac4..77a25bdf0da7 100644 --- a/drivers/pinctrl/qcom/pinctrl-msm.c +++ b/drivers/pinctrl/qcom/pinctrl-msm.c @@ -815,21 +815,14 @@ static void msm_gpio_irq_clear_unmask(struct irq_data *d, bool status_clear) static void msm_gpio_irq_enable(struct irq_data *d) { - /* - * Clear the interrupt that may be pending before we enable - * the line. - * This is especially a problem with the GPIOs routed to the - * PDC. These GPIOs are direct-connect interrupts to the GIC. - * Disabling the interrupt line at the PDC does not prevent - * the interrupt from being latched at the GIC. The state at - * GIC needs to be cleared before enabling. - */ - if (d->parent_data) { - irq_chip_set_parent_state(d, IRQCHIP_STATE_PENDING, 0); + struct gpio_chip *gc = irq_data_get_irq_chip_data(d); + struct msm_pinctrl *pctrl = gpiochip_get_data(gc); + + if (d->parent_data) irq_chip_enable_parent(d); - } - msm_gpio_irq_clear_unmask(d, true); + if (!test_bit(d->hwirq, pctrl->skip_wake_irqs)) + msm_gpio_irq_clear_unmask(d, true); } static void msm_gpio_irq_disable(struct irq_data *d) @@ -1104,6 +1097,19 @@ static int msm_gpio_irq_reqres(struct irq_data *d) ret = -EINVAL; goto out; } + + /* + * Clear the interrupt that may be pending before we enable + * the line. + * This is especially a problem with the GPIOs routed to the + * PDC. These GPIOs are direct-connect interrupts to the GIC. + * Disabling the interrupt line at the PDC does not prevent + * the interrupt from being latched at the GIC. The state at + * GIC needs to be cleared before enabling. + */ + if (d->parent_data && test_bit(d->hwirq, pctrl->skip_wake_irqs)) + irq_chip_set_parent_state(d, IRQCHIP_STATE_PENDING, 0); + return 0; out: module_put(gc->owner); diff --git a/drivers/pinctrl/qcom/pinctrl-sm8250.c b/drivers/pinctrl/qcom/pinctrl-sm8250.c index 826df0d637ea..af144e724bd9 100644 --- a/drivers/pinctrl/qcom/pinctrl-sm8250.c +++ b/drivers/pinctrl/qcom/pinctrl-sm8250.c @@ -1313,6 +1313,22 @@ static const struct msm_pingroup sm8250_groups[] = { [183] = SDC_PINGROUP(sdc2_data, 0xb7000, 9, 0), }; +static const struct msm_gpio_wakeirq_map sm8250_pdc_map[] = { + { 0, 79 }, { 1, 84 }, { 2, 80 }, { 3, 82 }, { 4, 107 }, { 7, 43 }, + { 11, 42 }, { 14, 44 }, { 15, 52 }, { 19, 67 }, { 23, 68 }, { 24, 105 }, + { 27, 92 }, { 28, 106 }, { 31, 69 }, { 35, 70 }, { 39, 37 }, + { 40, 108 }, { 43, 71 }, { 45, 72 }, { 47, 83 }, { 51, 74 }, { 55, 77 }, + { 59, 78 }, { 63, 75 }, { 64, 81 }, { 65, 87 }, { 66, 88 }, { 67, 89 }, + { 68, 54 }, { 70, 85 }, { 77, 46 }, { 80, 90 }, { 81, 91 }, { 83, 97 }, + { 84, 98 }, { 86, 99 }, { 87, 100 }, { 88, 101 }, { 89, 102 }, + { 92, 103 }, { 93, 104 }, { 100, 53 }, { 103, 47 }, { 104, 48 }, + { 108, 49 }, { 109, 94 }, { 110, 95 }, { 111, 96 }, { 112, 55 }, + { 113, 56 }, { 118, 50 }, { 121, 51 }, { 122, 57 }, { 123, 58 }, + { 124, 45 }, { 126, 59 }, { 128, 76 }, { 129, 86 }, { 132, 93 }, + { 133, 65 }, { 134, 66 }, { 136, 62 }, { 137, 63 }, { 138, 64 }, + { 142, 60 }, { 143, 61 } +}; + static const struct msm_pinctrl_soc_data sm8250_pinctrl = { .pins = sm8250_pins, .npins = ARRAY_SIZE(sm8250_pins), @@ -1323,6 +1339,8 @@ static const struct msm_pinctrl_soc_data sm8250_pinctrl = { .ngpios = 181, .tiles = sm8250_tiles, .ntiles = ARRAY_SIZE(sm8250_tiles), + .wakeirq_map = sm8250_pdc_map, + .nwakeirq_map = ARRAY_SIZE(sm8250_pdc_map), }; static int sm8250_pinctrl_probe(struct platform_device *pdev) diff --git a/drivers/powercap/powercap_sys.c b/drivers/powercap/powercap_sys.c index f808c5fa9838..3f0b8e2ef3d4 100644 --- a/drivers/powercap/powercap_sys.c +++ b/drivers/powercap/powercap_sys.c @@ -367,9 +367,9 @@ static void create_power_zone_common_attributes( &dev_attr_max_energy_range_uj.attr; if (power_zone->ops->get_energy_uj) { if (power_zone->ops->reset_energy_uj) - dev_attr_energy_uj.attr.mode = S_IWUSR | S_IRUGO; + dev_attr_energy_uj.attr.mode = S_IWUSR | S_IRUSR; else - dev_attr_energy_uj.attr.mode = S_IRUGO; + dev_attr_energy_uj.attr.mode = S_IRUSR; power_zone->zone_dev_attrs[count++] = &dev_attr_energy_uj.attr; } diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index a5ad553da8cd..42bbd99a36ac 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -1315,7 +1315,6 @@ static int _regulator_do_enable(struct regulator_dev *rdev); /** * set_machine_constraints - sets regulator constraints * @rdev: regulator source - * @constraints: constraints to apply * * Allows platform initialisation code to define and constrain * regulator circuits e.g. valid voltage/current ranges, etc. NOTE: @@ -1323,21 +1322,11 @@ static int _regulator_do_enable(struct regulator_dev *rdev); * regulator operations to proceed i.e. set_voltage, set_current_limit, * set_mode. */ -static int set_machine_constraints(struct regulator_dev *rdev, - const struct regulation_constraints *constraints) +static int set_machine_constraints(struct regulator_dev *rdev) { int ret = 0; const struct regulator_ops *ops = rdev->desc->ops; - if (constraints) - rdev->constraints = kmemdup(constraints, sizeof(*constraints), - GFP_KERNEL); - else - rdev->constraints = kzalloc(sizeof(*constraints), - GFP_KERNEL); - if (!rdev->constraints) - return -ENOMEM; - ret = machine_constraints_voltage(rdev, rdev->constraints); if (ret != 0) return ret; @@ -1852,6 +1841,15 @@ static int regulator_resolve_supply(struct regulator_dev *rdev) } } + if (r == rdev) { + dev_err(dev, "Supply for %s (%s) resolved to itself\n", + rdev->desc->name, rdev->supply_name); + if (!have_full_constraints()) + return -EINVAL; + r = dummy_regulator_rdev; + get_device(&r->dev); + } + /* * If the supply's parent device is not the same as the * regulator's parent device, then ensure the parent device @@ -5146,7 +5144,6 @@ struct regulator_dev * regulator_register(const struct regulator_desc *regulator_desc, const struct regulator_config *cfg) { - const struct regulation_constraints *constraints = NULL; const struct regulator_init_data *init_data; struct regulator_config *config = NULL; static atomic_t regulator_no = ATOMIC_INIT(-1); @@ -5285,14 +5282,23 @@ regulator_register(const struct regulator_desc *regulator_desc, /* set regulator constraints */ if (init_data) - constraints = &init_data->constraints; + rdev->constraints = kmemdup(&init_data->constraints, + sizeof(*rdev->constraints), + GFP_KERNEL); + else + rdev->constraints = kzalloc(sizeof(*rdev->constraints), + GFP_KERNEL); + if (!rdev->constraints) { + ret = -ENOMEM; + goto wash; + } if (init_data && init_data->supply_regulator) rdev->supply_name = init_data->supply_regulator; else if (regulator_desc->supply_name) rdev->supply_name = regulator_desc->supply_name; - ret = set_machine_constraints(rdev, constraints); + ret = set_machine_constraints(rdev); if (ret == -EPROBE_DEFER) { /* Regulator might be in bypass mode and so needs its supply * to set the constraints */ @@ -5301,7 +5307,7 @@ regulator_register(const struct regulator_desc *regulator_desc, * that is just being created */ ret = regulator_resolve_supply(rdev); if (!ret) - ret = set_machine_constraints(rdev, constraints); + ret = set_machine_constraints(rdev); else rdev_dbg(rdev, "unable to resolve supply early: %pe\n", ERR_PTR(ret)); @@ -5843,13 +5849,14 @@ static int regulator_late_cleanup(struct device *dev, void *data) if (rdev->use_count) goto unlock; - /* If we can't read the status assume it's on. */ + /* If we can't read the status assume it's always on. */ if (ops->is_enabled) enabled = ops->is_enabled(rdev); else enabled = 1; - if (!enabled) + /* But if reading the status failed, assume that it's off. */ + if (enabled <= 0) goto unlock; if (have_full_constraints()) { diff --git a/drivers/regulator/pfuze100-regulator.c b/drivers/regulator/pfuze100-regulator.c index 7e8ba9246167..01a12cfcea7c 100644 --- a/drivers/regulator/pfuze100-regulator.c +++ b/drivers/regulator/pfuze100-regulator.c @@ -836,11 +836,14 @@ static int pfuze100_regulator_probe(struct i2c_client *client, * the switched regulator till yet. */ if (pfuze_chip->flags & PFUZE_FLAG_DISABLE_SW) { - if (pfuze_chip->regulator_descs[i].sw_reg) { - desc->ops = &pfuze100_sw_disable_regulator_ops; - desc->enable_val = 0x8; - desc->disable_val = 0x0; - desc->enable_time = 500; + if (pfuze_chip->chip_id == PFUZE100 || + pfuze_chip->chip_id == PFUZE200) { + if (pfuze_chip->regulator_descs[i].sw_reg) { + desc->ops = &pfuze100_sw_disable_regulator_ops; + desc->enable_val = 0x8; + desc->disable_val = 0x0; + desc->enable_time = 500; + } } } diff --git a/drivers/regulator/ti-abb-regulator.c b/drivers/regulator/ti-abb-regulator.c index 3e60bff76194..9f0a4d50cead 100644 --- a/drivers/regulator/ti-abb-regulator.c +++ b/drivers/regulator/ti-abb-regulator.c @@ -342,8 +342,17 @@ static int ti_abb_set_voltage_sel(struct regulator_dev *rdev, unsigned sel) return ret; } - /* If data is exactly the same, then just update index, no change */ info = &abb->info[sel]; + /* + * When Linux kernel is starting up, we are'nt sure of the + * Bias configuration that bootloader has configured. + * So, we get to know the actual setting the first time + * we are asked to transition. + */ + if (abb->current_info_idx == -EINVAL) + goto just_set_abb; + + /* If data is exactly the same, then just update index, no change */ oinfo = &abb->info[abb->current_info_idx]; if (!memcmp(info, oinfo, sizeof(*info))) { dev_dbg(dev, "%s: Same data new idx=%d, old idx=%d\n", __func__, @@ -351,6 +360,7 @@ static int ti_abb_set_voltage_sel(struct regulator_dev *rdev, unsigned sel) goto out; } +just_set_abb: ret = ti_abb_set_opp(rdev, abb, info); out: diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index eb17fea8075c..217a7b84abdf 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -2980,6 +2980,12 @@ static int _dasd_requeue_request(struct dasd_ccw_req *cqr) if (!block) return -EINVAL; + /* + * If the request is an ERP request there is nothing to requeue. + * This will be done with the remaining original request. + */ + if (cqr->refers) + return 0; spin_lock_irq(&cqr->dq->lock); req = (struct request *) cqr->callback_data; blk_mq_requeue_request(req, false); diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c index 1e9c3171fa9f..f9314f1393fb 100644 --- a/drivers/scsi/libiscsi.c +++ b/drivers/scsi/libiscsi.c @@ -533,8 +533,8 @@ static void iscsi_complete_task(struct iscsi_task *task, int state) if (conn->task == task) conn->task = NULL; - if (conn->ping_task == task) - conn->ping_task = NULL; + if (READ_ONCE(conn->ping_task) == task) + WRITE_ONCE(conn->ping_task, NULL); /* release get from queueing */ __iscsi_put_task(task); @@ -738,6 +738,9 @@ __iscsi_conn_send_pdu(struct iscsi_conn *conn, struct iscsi_hdr *hdr, task->conn->session->age); } + if (unlikely(READ_ONCE(conn->ping_task) == INVALID_SCSI_TASK)) + WRITE_ONCE(conn->ping_task, task); + if (!ihost->workq) { if (iscsi_prep_mgmt_task(conn, task)) goto free_task; @@ -941,8 +944,11 @@ static int iscsi_send_nopout(struct iscsi_conn *conn, struct iscsi_nopin *rhdr) struct iscsi_nopout hdr; struct iscsi_task *task; - if (!rhdr && conn->ping_task) - return -EINVAL; + if (!rhdr) { + if (READ_ONCE(conn->ping_task)) + return -EINVAL; + WRITE_ONCE(conn->ping_task, INVALID_SCSI_TASK); + } memset(&hdr, 0, sizeof(struct iscsi_nopout)); hdr.opcode = ISCSI_OP_NOOP_OUT | ISCSI_OP_IMMEDIATE; @@ -957,11 +963,12 @@ static int iscsi_send_nopout(struct iscsi_conn *conn, struct iscsi_nopin *rhdr) task = __iscsi_conn_send_pdu(conn, (struct iscsi_hdr *)&hdr, NULL, 0); if (!task) { + if (!rhdr) + WRITE_ONCE(conn->ping_task, NULL); iscsi_conn_printk(KERN_ERR, conn, "Could not send nopout\n"); return -EIO; } else if (!rhdr) { /* only track our nops */ - conn->ping_task = task; conn->last_ping = jiffies; } @@ -984,7 +991,7 @@ static int iscsi_nop_out_rsp(struct iscsi_task *task, struct iscsi_conn *conn = task->conn; int rc = 0; - if (conn->ping_task != task) { + if (READ_ONCE(conn->ping_task) != task) { /* * If this is not in response to one of our * nops then it must be from userspace. @@ -1923,7 +1930,7 @@ static void iscsi_start_tx(struct iscsi_conn *conn) */ static int iscsi_has_ping_timed_out(struct iscsi_conn *conn) { - if (conn->ping_task && + if (READ_ONCE(conn->ping_task) && time_before_eq(conn->last_recv + (conn->recv_timeout * HZ) + (conn->ping_timeout * HZ), jiffies)) return 1; @@ -2058,7 +2065,7 @@ enum blk_eh_timer_return iscsi_eh_cmd_timed_out(struct scsi_cmnd *sc) * Checking the transport already or nop from a cmd timeout still * running */ - if (conn->ping_task) { + if (READ_ONCE(conn->ping_task)) { task->have_checked_conn = true; rc = BLK_EH_RESET_TIMER; goto done; diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index b8f573a02713..7a160b86adc6 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -1627,12 +1627,12 @@ start: */ fallthrough; case CLKS_OFF: - ufshcd_scsi_block_requests(hba); hba->clk_gating.state = REQ_CLKS_ON; trace_ufshcd_clk_gating(dev_name(hba->dev), hba->clk_gating.state); - queue_work(hba->clk_gating.clk_gating_workq, - &hba->clk_gating.ungate_work); + if (queue_work(hba->clk_gating.clk_gating_workq, + &hba->clk_gating.ungate_work)) + ufshcd_scsi_block_requests(hba); /* * fall through to check if we should wait for this * work to be done or not. @@ -2115,10 +2115,20 @@ ufshcd_wait_for_uic_cmd(struct ufs_hba *hba, struct uic_command *uic_cmd) unsigned long flags; if (wait_for_completion_timeout(&uic_cmd->done, - msecs_to_jiffies(UIC_CMD_TIMEOUT))) + msecs_to_jiffies(UIC_CMD_TIMEOUT))) { ret = uic_cmd->argument2 & MASK_UIC_COMMAND_RESULT; - else + } else { ret = -ETIMEDOUT; + dev_err(hba->dev, + "uic cmd 0x%x with arg3 0x%x completion timeout\n", + uic_cmd->command, uic_cmd->argument3); + + if (!uic_cmd->cmd_active) { + dev_err(hba->dev, "%s: UIC cmd has been completed, return the result\n", + __func__); + ret = uic_cmd->argument2 & MASK_UIC_COMMAND_RESULT; + } + } spin_lock_irqsave(hba->host->host_lock, flags); hba->active_uic_cmd = NULL; @@ -2150,6 +2160,7 @@ __ufshcd_send_uic_cmd(struct ufs_hba *hba, struct uic_command *uic_cmd, if (completion) init_completion(&uic_cmd->done); + uic_cmd->cmd_active = 1; ufshcd_dispatch_uic_cmd(hba, uic_cmd); return 0; @@ -3807,10 +3818,18 @@ static int ufshcd_uic_pwr_ctrl(struct ufs_hba *hba, struct uic_command *cmd) dev_err(hba->dev, "pwr ctrl cmd 0x%x with mode 0x%x completion timeout\n", cmd->command, cmd->argument3); + + if (!cmd->cmd_active) { + dev_err(hba->dev, "%s: Power Mode Change operation has been completed, go check UPMCRS\n", + __func__); + goto check_upmcrs; + } + ret = -ETIMEDOUT; goto out; } +check_upmcrs: status = ufshcd_get_upmcrs(hba); if (status != PWR_LOCAL) { dev_err(hba->dev, @@ -4902,11 +4921,14 @@ static irqreturn_t ufshcd_uic_cmd_compl(struct ufs_hba *hba, u32 intr_status) ufshcd_get_uic_cmd_result(hba); hba->active_uic_cmd->argument3 = ufshcd_get_dme_attr_val(hba); + if (!hba->uic_async_done) + hba->active_uic_cmd->cmd_active = 0; complete(&hba->active_uic_cmd->done); retval = IRQ_HANDLED; } if ((intr_status & UFSHCD_UIC_PWR_MASK) && hba->uic_async_done) { + hba->active_uic_cmd->cmd_active = 0; complete(hba->uic_async_done); retval = IRQ_HANDLED; } @@ -8906,6 +8928,7 @@ void ufshcd_remove(struct ufs_hba *hba) blk_mq_free_tag_set(&hba->tmf_tag_set); blk_cleanup_queue(hba->cmd_queue); scsi_remove_host(hba->host); + destroy_workqueue(hba->eh_wq); /* disable interrupts */ ufshcd_disable_intr(hba, hba->intr_mask); ufshcd_hba_stop(hba); @@ -9206,6 +9229,7 @@ out_remove_scsi_host: exit_gating: ufshcd_exit_clk_scaling(hba); ufshcd_exit_clk_gating(hba); + destroy_workqueue(hba->eh_wq); out_disable: hba->is_irq_enabled = false; ufshcd_hba_exit(hba); diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index 47eb1430274c..e0f00a42371c 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -64,6 +64,7 @@ enum dev_cmd_type { * @argument1: UIC command argument 1 * @argument2: UIC command argument 2 * @argument3: UIC command argument 3 + * @cmd_active: Indicate if UIC command is outstanding * @done: UIC command completion */ struct uic_command { @@ -71,6 +72,7 @@ struct uic_command { u32 argument1; u32 argument2; u32 argument3; + int cmd_active; struct completion done; }; diff --git a/drivers/spi/spi-bcm-qspi.c b/drivers/spi/spi-bcm-qspi.c index 14c9d0133bce..c028446c7460 100644 --- a/drivers/spi/spi-bcm-qspi.c +++ b/drivers/spi/spi-bcm-qspi.c @@ -1327,7 +1327,7 @@ int bcm_qspi_probe(struct platform_device *pdev, data = of_id->data; - master = spi_alloc_master(dev, sizeof(struct bcm_qspi)); + master = devm_spi_alloc_master(dev, sizeof(struct bcm_qspi)); if (!master) { dev_err(dev, "error allocating spi_master\n"); return -ENOMEM; @@ -1367,21 +1367,17 @@ int bcm_qspi_probe(struct platform_device *pdev, if (res) { qspi->base[MSPI] = devm_ioremap_resource(dev, res); - if (IS_ERR(qspi->base[MSPI])) { - ret = PTR_ERR(qspi->base[MSPI]); - goto qspi_resource_err; - } + if (IS_ERR(qspi->base[MSPI])) + return PTR_ERR(qspi->base[MSPI]); } else { - goto qspi_resource_err; + return 0; } res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "bspi"); if (res) { qspi->base[BSPI] = devm_ioremap_resource(dev, res); - if (IS_ERR(qspi->base[BSPI])) { - ret = PTR_ERR(qspi->base[BSPI]); - goto qspi_resource_err; - } + if (IS_ERR(qspi->base[BSPI])) + return PTR_ERR(qspi->base[BSPI]); qspi->bspi_mode = true; } else { qspi->bspi_mode = false; @@ -1392,18 +1388,14 @@ int bcm_qspi_probe(struct platform_device *pdev, res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "cs_reg"); if (res) { qspi->base[CHIP_SELECT] = devm_ioremap_resource(dev, res); - if (IS_ERR(qspi->base[CHIP_SELECT])) { - ret = PTR_ERR(qspi->base[CHIP_SELECT]); - goto qspi_resource_err; - } + if (IS_ERR(qspi->base[CHIP_SELECT])) + return PTR_ERR(qspi->base[CHIP_SELECT]); } qspi->dev_ids = kcalloc(num_irqs, sizeof(struct bcm_qspi_dev_id), GFP_KERNEL); - if (!qspi->dev_ids) { - ret = -ENOMEM; - goto qspi_resource_err; - } + if (!qspi->dev_ids) + return -ENOMEM; for (val = 0; val < num_irqs; val++) { irq = -1; @@ -1484,7 +1476,7 @@ int bcm_qspi_probe(struct platform_device *pdev, qspi->xfer_mode.addrlen = -1; qspi->xfer_mode.hp = -1; - ret = devm_spi_register_master(&pdev->dev, master); + ret = spi_register_master(master); if (ret < 0) { dev_err(dev, "can't register master\n"); goto qspi_reg_err; @@ -1497,8 +1489,6 @@ qspi_reg_err: clk_disable_unprepare(qspi->clk); qspi_probe_err: kfree(qspi->dev_ids); -qspi_resource_err: - spi_master_put(master); return ret; } /* probe function to be called by SoC specific platform driver probe */ @@ -1508,10 +1498,10 @@ int bcm_qspi_remove(struct platform_device *pdev) { struct bcm_qspi *qspi = platform_get_drvdata(pdev); + spi_unregister_master(qspi->master); bcm_qspi_hw_uninit(qspi); clk_disable_unprepare(qspi->clk); kfree(qspi->dev_ids); - spi_unregister_master(qspi->master); return 0; } diff --git a/drivers/spi/spi-bcm2835.c b/drivers/spi/spi-bcm2835.c index 7104cf17b848..197485f2c2b2 100644 --- a/drivers/spi/spi-bcm2835.c +++ b/drivers/spi/spi-bcm2835.c @@ -1278,7 +1278,7 @@ static int bcm2835_spi_probe(struct platform_device *pdev) struct bcm2835_spi *bs; int err; - ctlr = spi_alloc_master(&pdev->dev, ALIGN(sizeof(*bs), + ctlr = devm_spi_alloc_master(&pdev->dev, ALIGN(sizeof(*bs), dma_get_cache_alignment())); if (!ctlr) return -ENOMEM; @@ -1299,23 +1299,17 @@ static int bcm2835_spi_probe(struct platform_device *pdev) bs->ctlr = ctlr; bs->regs = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(bs->regs)) { - err = PTR_ERR(bs->regs); - goto out_controller_put; - } + if (IS_ERR(bs->regs)) + return PTR_ERR(bs->regs); bs->clk = devm_clk_get(&pdev->dev, NULL); - if (IS_ERR(bs->clk)) { - err = dev_err_probe(&pdev->dev, PTR_ERR(bs->clk), - "could not get clk\n"); - goto out_controller_put; - } + if (IS_ERR(bs->clk)) + return dev_err_probe(&pdev->dev, PTR_ERR(bs->clk), + "could not get clk\n"); bs->irq = platform_get_irq(pdev, 0); - if (bs->irq <= 0) { - err = bs->irq ? bs->irq : -ENODEV; - goto out_controller_put; - } + if (bs->irq <= 0) + return bs->irq ? bs->irq : -ENODEV; clk_prepare_enable(bs->clk); @@ -1349,8 +1343,6 @@ out_dma_release: bcm2835_dma_release(ctlr, bs); out_clk_disable: clk_disable_unprepare(bs->clk); -out_controller_put: - spi_controller_put(ctlr); return err; } diff --git a/drivers/spi/spi-bcm2835aux.c b/drivers/spi/spi-bcm2835aux.c index 03b034c15d2b..1a26865c42f8 100644 --- a/drivers/spi/spi-bcm2835aux.c +++ b/drivers/spi/spi-bcm2835aux.c @@ -494,7 +494,7 @@ static int bcm2835aux_spi_probe(struct platform_device *pdev) unsigned long clk_hz; int err; - master = spi_alloc_master(&pdev->dev, sizeof(*bs)); + master = devm_spi_alloc_master(&pdev->dev, sizeof(*bs)); if (!master) return -ENOMEM; @@ -524,29 +524,25 @@ static int bcm2835aux_spi_probe(struct platform_device *pdev) /* the main area */ bs->regs = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(bs->regs)) { - err = PTR_ERR(bs->regs); - goto out_master_put; - } + if (IS_ERR(bs->regs)) + return PTR_ERR(bs->regs); bs->clk = devm_clk_get(&pdev->dev, NULL); if (IS_ERR(bs->clk)) { err = PTR_ERR(bs->clk); dev_err(&pdev->dev, "could not get clk: %d\n", err); - goto out_master_put; + return err; } bs->irq = platform_get_irq(pdev, 0); - if (bs->irq <= 0) { - err = bs->irq ? bs->irq : -ENODEV; - goto out_master_put; - } + if (bs->irq <= 0) + return bs->irq ? bs->irq : -ENODEV; /* this also enables the HW block */ err = clk_prepare_enable(bs->clk); if (err) { dev_err(&pdev->dev, "could not prepare clock: %d\n", err); - goto out_master_put; + return err; } /* just checking if the clock returns a sane value */ @@ -581,8 +577,6 @@ static int bcm2835aux_spi_probe(struct platform_device *pdev) out_clk_disable: clk_disable_unprepare(bs->clk); -out_master_put: - spi_master_put(master); return err; } diff --git a/drivers/spi/spi-cadence-quadspi.c b/drivers/spi/spi-cadence-quadspi.c index 40938cf3806d..ba7d40c2922f 100644 --- a/drivers/spi/spi-cadence-quadspi.c +++ b/drivers/spi/spi-cadence-quadspi.c @@ -1260,12 +1260,14 @@ static int cqspi_probe(struct platform_device *pdev) /* Obtain QSPI reset control */ rstc = devm_reset_control_get_optional_exclusive(dev, "qspi"); if (IS_ERR(rstc)) { + ret = PTR_ERR(rstc); dev_err(dev, "Cannot get QSPI reset.\n"); goto probe_reset_failed; } rstc_ocp = devm_reset_control_get_optional_exclusive(dev, "qspi-ocp"); if (IS_ERR(rstc_ocp)) { + ret = PTR_ERR(rstc_ocp); dev_err(dev, "Cannot get QSPI OCP reset.\n"); goto probe_reset_failed; } diff --git a/drivers/spi/spi-dw-core.c b/drivers/spi/spi-dw-core.c index 2e50cc0a9291..0b2236ade412 100644 --- a/drivers/spi/spi-dw-core.c +++ b/drivers/spi/spi-dw-core.c @@ -357,11 +357,11 @@ static void dw_spi_irq_setup(struct dw_spi *dws) dw_writel(dws, DW_SPI_TXFTLR, level); dw_writel(dws, DW_SPI_RXFTLR, level - 1); + dws->transfer_handler = dw_spi_transfer_handler; + imask = SPI_INT_TXEI | SPI_INT_TXOI | SPI_INT_RXUI | SPI_INT_RXOI | SPI_INT_RXFI; spi_umask_intr(dws, imask); - - dws->transfer_handler = dw_spi_transfer_handler; } /* diff --git a/drivers/spi/spi-fsi.c b/drivers/spi/spi-fsi.c index 8a440c7078ef..3920cd3286d8 100644 --- a/drivers/spi/spi-fsi.c +++ b/drivers/spi/spi-fsi.c @@ -477,7 +477,7 @@ static int fsi_spi_transfer_one_message(struct spi_controller *ctlr, rc = fsi_spi_check_mux(ctx->fsi, ctx->dev); if (rc) - return rc; + goto error; list_for_each_entry(transfer, &mesg->transfers, transfer_list) { struct fsi_spi_sequence seq; diff --git a/drivers/spi/spi-fsl-lpspi.c b/drivers/spi/spi-fsl-lpspi.c index 986b9793fd3c..a2886ee44e4c 100644 --- a/drivers/spi/spi-fsl-lpspi.c +++ b/drivers/spi/spi-fsl-lpspi.c @@ -938,9 +938,6 @@ static int fsl_lpspi_remove(struct platform_device *pdev) spi_controller_get_devdata(controller); pm_runtime_disable(fsl_lpspi->dev); - - spi_master_put(controller); - return 0; } diff --git a/drivers/spi/spi-npcm-fiu.c b/drivers/spi/spi-npcm-fiu.c index 341f7cffeaac..1cb9329de945 100644 --- a/drivers/spi/spi-npcm-fiu.c +++ b/drivers/spi/spi-npcm-fiu.c @@ -679,7 +679,7 @@ static int npcm_fiu_probe(struct platform_device *pdev) struct resource *res; int id; - ctrl = spi_alloc_master(dev, sizeof(*fiu)); + ctrl = devm_spi_alloc_master(dev, sizeof(*fiu)); if (!ctrl) return -ENOMEM; diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 0cab239d8e7f..05c75f890ace 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -812,18 +812,16 @@ static void spi_set_cs(struct spi_device *spi, bool enable) enable = !enable; if (spi->cs_gpiod || gpio_is_valid(spi->cs_gpio)) { - /* - * Honour the SPI_NO_CS flag and invert the enable line, as - * active low is default for SPI. Execution paths that handle - * polarity inversion in gpiolib (such as device tree) will - * enforce active high using the SPI_CS_HIGH resulting in a - * double inversion through the code above. - */ if (!(spi->mode & SPI_NO_CS)) { if (spi->cs_gpiod) + /* polarity handled by gpiolib */ gpiod_set_value_cansleep(spi->cs_gpiod, - !enable); + enable1); else + /* + * invert the enable line, as active low is + * default for SPI. + */ gpio_set_value_cansleep(spi->cs_gpio, !enable); } /* Some SPI masters need both GPIO CS & slave_select */ @@ -1992,15 +1990,6 @@ static int of_spi_parse_dt(struct spi_controller *ctlr, struct spi_device *spi, } spi->chip_select = value; - /* - * For descriptors associated with the device, polarity inversion is - * handled in the gpiolib, so all gpio chip selects are "active high" - * in the logical sense, the gpiolib will invert the line if need be. - */ - if ((ctlr->use_gpio_descriptors) && ctlr->cs_gpiods && - ctlr->cs_gpiods[spi->chip_select]) - spi->mode |= SPI_CS_HIGH; - /* Device speed */ if (!of_property_read_u32(nc, "spi-max-frequency", &value)) spi->max_speed_hz = value; @@ -2453,6 +2442,49 @@ struct spi_controller *__spi_alloc_controller(struct device *dev, } EXPORT_SYMBOL_GPL(__spi_alloc_controller); +static void devm_spi_release_controller(struct device *dev, void *ctlr) +{ + spi_controller_put(*(struct spi_controller **)ctlr); +} + +/** + * __devm_spi_alloc_controller - resource-managed __spi_alloc_controller() + * @dev: physical device of SPI controller + * @size: how much zeroed driver-private data to allocate + * @slave: whether to allocate an SPI master (false) or SPI slave (true) + * Context: can sleep + * + * Allocate an SPI controller and automatically release a reference on it + * when @dev is unbound from its driver. Drivers are thus relieved from + * having to call spi_controller_put(). + * + * The arguments to this function are identical to __spi_alloc_controller(). + * + * Return: the SPI controller structure on success, else NULL. + */ +struct spi_controller *__devm_spi_alloc_controller(struct device *dev, + unsigned int size, + bool slave) +{ + struct spi_controller **ptr, *ctlr; + + ptr = devres_alloc(devm_spi_release_controller, sizeof(*ptr), + GFP_KERNEL); + if (!ptr) + return NULL; + + ctlr = __spi_alloc_controller(dev, size, slave); + if (ctlr) { + *ptr = ctlr; + devres_add(dev, ptr); + } else { + devres_free(ptr); + } + + return ctlr; +} +EXPORT_SYMBOL_GPL(__devm_spi_alloc_controller); + #ifdef CONFIG_OF static int of_spi_get_gpio_numbers(struct spi_controller *ctlr) { @@ -2789,6 +2821,11 @@ int devm_spi_register_controller(struct device *dev, } EXPORT_SYMBOL_GPL(devm_spi_register_controller); +static int devm_spi_match_controller(struct device *dev, void *res, void *ctlr) +{ + return *(struct spi_controller **)res == ctlr; +} + static int __unregister(struct device *dev, void *null) { spi_unregister_device(to_spi_device(dev)); @@ -2830,7 +2867,15 @@ void spi_unregister_controller(struct spi_controller *ctlr) list_del(&ctlr->list); mutex_unlock(&board_lock); - device_unregister(&ctlr->dev); + device_del(&ctlr->dev); + + /* Release the last reference on the controller if its driver + * has not yet been converted to devm_spi_alloc_master/slave(). + */ + if (!devres_find(ctlr->dev.parent, devm_spi_release_controller, + devm_spi_match_controller, ctlr)) + put_device(&ctlr->dev); + /* free bus id */ mutex_lock(&board_lock); if (found == ctlr) diff --git a/drivers/staging/mt7621-pci/pci-mt7621.c b/drivers/staging/mt7621-pci/pci-mt7621.c index f961b353c22e..8831db383fad 100644 --- a/drivers/staging/mt7621-pci/pci-mt7621.c +++ b/drivers/staging/mt7621-pci/pci-mt7621.c @@ -653,16 +653,11 @@ static int mt7621_pcie_init_virtual_bridges(struct mt7621_pcie *pcie) return 0; } -static int mt7621_pcie_request_resources(struct mt7621_pcie *pcie, - struct list_head *res) +static void mt7621_pcie_add_resources(struct mt7621_pcie *pcie, + struct list_head *res) { - struct device *dev = pcie->dev; - pci_add_resource_offset(res, &pcie->io, pcie->offset.io); pci_add_resource_offset(res, &pcie->mem, pcie->offset.mem); - pci_add_resource(res, &pcie->busn); - - return devm_request_pci_bus_resources(dev, res); } static int mt7621_pcie_register_host(struct pci_host_bridge *host, @@ -738,11 +733,7 @@ static int mt7621_pci_probe(struct platform_device *pdev) setup_cm_memory_region(pcie); - err = mt7621_pcie_request_resources(pcie, &res); - if (err) { - dev_err(dev, "Error requesting resources\n"); - return err; - } + mt7621_pcie_add_resources(pcie, &res); err = mt7621_pcie_register_host(bridge, &res); if (err) { diff --git a/drivers/staging/ralink-gdma/Kconfig b/drivers/staging/ralink-gdma/Kconfig index 54e8029e6b1a..0017376234e2 100644 --- a/drivers/staging/ralink-gdma/Kconfig +++ b/drivers/staging/ralink-gdma/Kconfig @@ -2,6 +2,7 @@ config DMA_RALINK tristate "RALINK DMA support" depends on RALINK && !SOC_RT288X + depends on DMADEVICES select DMA_ENGINE select DMA_VIRTUAL_CHANNELS diff --git a/drivers/staging/rtl8723bs/os_dep/sdio_intf.c b/drivers/staging/rtl8723bs/os_dep/sdio_intf.c index 79b55ec827a4..b2208e5f190a 100644 --- a/drivers/staging/rtl8723bs/os_dep/sdio_intf.c +++ b/drivers/staging/rtl8723bs/os_dep/sdio_intf.c @@ -20,6 +20,7 @@ static const struct sdio_device_id sdio_ids[] = { { SDIO_DEVICE(0x024c, 0x0525), }, { SDIO_DEVICE(0x024c, 0x0623), }, { SDIO_DEVICE(0x024c, 0x0626), }, + { SDIO_DEVICE(0x024c, 0x0627), }, { SDIO_DEVICE(0x024c, 0xb723), }, { /* end: all zeroes */ }, }; diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c index f77e5eee6b80..518fac4864cf 100644 --- a/drivers/target/iscsi/iscsi_target.c +++ b/drivers/target/iscsi/iscsi_target.c @@ -483,8 +483,7 @@ EXPORT_SYMBOL(iscsit_queue_rsp); void iscsit_aborted_task(struct iscsi_conn *conn, struct iscsi_cmd *cmd) { spin_lock_bh(&conn->cmd_lock); - if (!list_empty(&cmd->i_conn_node) && - !(cmd->se_cmd.transport_state & CMD_T_FABRIC_STOP)) + if (!list_empty(&cmd->i_conn_node)) list_del_init(&cmd->i_conn_node); spin_unlock_bh(&conn->cmd_lock); @@ -4083,12 +4082,22 @@ static void iscsit_release_commands_from_conn(struct iscsi_conn *conn) spin_lock_bh(&conn->cmd_lock); list_splice_init(&conn->conn_cmd_list, &tmp_list); - list_for_each_entry(cmd, &tmp_list, i_conn_node) { + list_for_each_entry_safe(cmd, cmd_tmp, &tmp_list, i_conn_node) { struct se_cmd *se_cmd = &cmd->se_cmd; if (se_cmd->se_tfo != NULL) { spin_lock_irq(&se_cmd->t_state_lock); - se_cmd->transport_state |= CMD_T_FABRIC_STOP; + if (se_cmd->transport_state & CMD_T_ABORTED) { + /* + * LIO's abort path owns the cleanup for this, + * so put it back on the list and let + * aborted_task handle it. + */ + list_move_tail(&cmd->i_conn_node, + &conn->conn_cmd_list); + } else { + se_cmd->transport_state |= CMD_T_FABRIC_STOP; + } spin_unlock_irq(&se_cmd->t_state_lock); } } diff --git a/drivers/tee/amdtee/amdtee_private.h b/drivers/tee/amdtee/amdtee_private.h index d7f798c3394b..337c8d82f74e 100644 --- a/drivers/tee/amdtee/amdtee_private.h +++ b/drivers/tee/amdtee/amdtee_private.h @@ -64,9 +64,13 @@ struct amdtee_session { /** * struct amdtee_context_data - AMD-TEE driver context data * @sess_list: Keeps track of sessions opened in current TEE context + * @shm_list: Keeps track of buffers allocated and mapped in current TEE + * context */ struct amdtee_context_data { struct list_head sess_list; + struct list_head shm_list; + struct mutex shm_mutex; /* synchronizes access to @shm_list */ }; struct amdtee_driver_data { @@ -89,10 +93,6 @@ struct amdtee_shm_data { u32 buf_id; }; -struct amdtee_shm_context { - struct list_head shmdata_list; -}; - #define LOWER_TWO_BYTE_MASK 0x0000FFFF /** diff --git a/drivers/tee/amdtee/core.c b/drivers/tee/amdtee/core.c index 27b4cd77d0db..8a6a8f30bb42 100644 --- a/drivers/tee/amdtee/core.c +++ b/drivers/tee/amdtee/core.c @@ -20,7 +20,6 @@ static struct amdtee_driver_data *drv_data; static DEFINE_MUTEX(session_list_mutex); -static struct amdtee_shm_context shmctx; static void amdtee_get_version(struct tee_device *teedev, struct tee_ioctl_version_data *vers) @@ -42,7 +41,8 @@ static int amdtee_open(struct tee_context *ctx) return -ENOMEM; INIT_LIST_HEAD(&ctxdata->sess_list); - INIT_LIST_HEAD(&shmctx.shmdata_list); + INIT_LIST_HEAD(&ctxdata->shm_list); + mutex_init(&ctxdata->shm_mutex); ctx->data = ctxdata; return 0; @@ -86,6 +86,7 @@ static void amdtee_release(struct tee_context *ctx) list_del(&sess->list_node); release_session(sess); } + mutex_destroy(&ctxdata->shm_mutex); kfree(ctxdata); ctx->data = NULL; @@ -152,14 +153,17 @@ static struct amdtee_session *find_session(struct amdtee_context_data *ctxdata, u32 get_buffer_id(struct tee_shm *shm) { - u32 buf_id = 0; + struct amdtee_context_data *ctxdata = shm->ctx->data; struct amdtee_shm_data *shmdata; + u32 buf_id = 0; - list_for_each_entry(shmdata, &shmctx.shmdata_list, shm_node) + mutex_lock(&ctxdata->shm_mutex); + list_for_each_entry(shmdata, &ctxdata->shm_list, shm_node) if (shmdata->kaddr == shm->kaddr) { buf_id = shmdata->buf_id; break; } + mutex_unlock(&ctxdata->shm_mutex); return buf_id; } @@ -333,8 +337,9 @@ int amdtee_close_session(struct tee_context *ctx, u32 session) int amdtee_map_shmem(struct tee_shm *shm) { - struct shmem_desc shmem; + struct amdtee_context_data *ctxdata; struct amdtee_shm_data *shmnode; + struct shmem_desc shmem; int rc, count; u32 buf_id; @@ -362,7 +367,10 @@ int amdtee_map_shmem(struct tee_shm *shm) shmnode->kaddr = shm->kaddr; shmnode->buf_id = buf_id; - list_add(&shmnode->shm_node, &shmctx.shmdata_list); + ctxdata = shm->ctx->data; + mutex_lock(&ctxdata->shm_mutex); + list_add(&shmnode->shm_node, &ctxdata->shm_list); + mutex_unlock(&ctxdata->shm_mutex); pr_debug("buf_id :[%x] kaddr[%p]\n", shmnode->buf_id, shmnode->kaddr); @@ -371,6 +379,7 @@ int amdtee_map_shmem(struct tee_shm *shm) void amdtee_unmap_shmem(struct tee_shm *shm) { + struct amdtee_context_data *ctxdata; struct amdtee_shm_data *shmnode; u32 buf_id; @@ -381,12 +390,15 @@ void amdtee_unmap_shmem(struct tee_shm *shm) /* Unmap the shared memory from TEE */ handle_unmap_shmem(buf_id); - list_for_each_entry(shmnode, &shmctx.shmdata_list, shm_node) + ctxdata = shm->ctx->data; + mutex_lock(&ctxdata->shm_mutex); + list_for_each_entry(shmnode, &ctxdata->shm_list, shm_node) if (buf_id == shmnode->buf_id) { list_del(&shmnode->shm_node); kfree(shmnode); break; } + mutex_unlock(&ctxdata->shm_mutex); } int amdtee_invoke_func(struct tee_context *ctx, diff --git a/drivers/thermal/ti-soc-thermal/ti-bandgap.c b/drivers/thermal/ti-soc-thermal/ti-bandgap.c index 5e596168ba73..dcac99f327b0 100644 --- a/drivers/thermal/ti-soc-thermal/ti-bandgap.c +++ b/drivers/thermal/ti-soc-thermal/ti-bandgap.c @@ -20,6 +20,7 @@ #include <linux/err.h> #include <linux/types.h> #include <linux/spinlock.h> +#include <linux/sys_soc.h> #include <linux/reboot.h> #include <linux/of_device.h> #include <linux/of_platform.h> @@ -864,6 +865,17 @@ static struct ti_bandgap *ti_bandgap_build(struct platform_device *pdev) return bgp; } +/* + * List of SoCs on which the CPU PM notifier can cause erros on the DTEMP + * readout. + * Enabled notifier on these machines results in erroneous, random values which + * could trigger unexpected thermal shutdown. + */ +static const struct soc_device_attribute soc_no_cpu_notifier[] = { + { .machine = "OMAP4430" }, + { /* sentinel */ }, +}; + /*** Device driver call backs ***/ static @@ -1020,7 +1032,8 @@ int ti_bandgap_probe(struct platform_device *pdev) #ifdef CONFIG_PM_SLEEP bgp->nb.notifier_call = bandgap_omap_cpu_notifier; - cpu_pm_register_notifier(&bgp->nb); + if (!soc_device_match(soc_no_cpu_notifier)) + cpu_pm_register_notifier(&bgp->nb); #endif return 0; @@ -1056,7 +1069,8 @@ int ti_bandgap_remove(struct platform_device *pdev) struct ti_bandgap *bgp = platform_get_drvdata(pdev); int i; - cpu_pm_unregister_notifier(&bgp->nb); + if (!soc_device_match(soc_no_cpu_notifier)) + cpu_pm_unregister_notifier(&bgp->nb); /* Remove sensor interfaces */ for (i = 0; i < bgp->conf->sensor_count; i++) { diff --git a/drivers/thunderbolt/debugfs.c b/drivers/thunderbolt/debugfs.c index 3680b2784ea1..ed65d2b13964 100644 --- a/drivers/thunderbolt/debugfs.c +++ b/drivers/thunderbolt/debugfs.c @@ -9,6 +9,7 @@ #include <linux/debugfs.h> #include <linux/pm_runtime.h> +#include <linux/uaccess.h> #include "tb.h" diff --git a/drivers/thunderbolt/icm.c b/drivers/thunderbolt/icm.c index b51fc3f62b1f..977ba91f4d0e 100644 --- a/drivers/thunderbolt/icm.c +++ b/drivers/thunderbolt/icm.c @@ -2284,6 +2284,8 @@ struct tb *icm_probe(struct tb_nhi *nhi) case PCI_DEVICE_ID_INTEL_TGL_NHI0: case PCI_DEVICE_ID_INTEL_TGL_NHI1: + case PCI_DEVICE_ID_INTEL_TGL_H_NHI0: + case PCI_DEVICE_ID_INTEL_TGL_H_NHI1: icm->is_supported = icm_tgl_is_supported; icm->driver_ready = icm_icl_driver_ready; icm->set_uuid = icm_icl_set_uuid; diff --git a/drivers/thunderbolt/nhi.c b/drivers/thunderbolt/nhi.c index 3f79baa54829..db80dc5dfeba 100644 --- a/drivers/thunderbolt/nhi.c +++ b/drivers/thunderbolt/nhi.c @@ -406,12 +406,23 @@ static int ring_request_msix(struct tb_ring *ring, bool no_suspend) ring->vector = ret; - ring->irq = pci_irq_vector(ring->nhi->pdev, ring->vector); - if (ring->irq < 0) - return ring->irq; + ret = pci_irq_vector(ring->nhi->pdev, ring->vector); + if (ret < 0) + goto err_ida_remove; + + ring->irq = ret; irqflags = no_suspend ? IRQF_NO_SUSPEND : 0; - return request_irq(ring->irq, ring_msix, irqflags, "thunderbolt", ring); + ret = request_irq(ring->irq, ring_msix, irqflags, "thunderbolt", ring); + if (ret) + goto err_ida_remove; + + return 0; + +err_ida_remove: + ida_simple_remove(&nhi->msix_ida, ring->vector); + + return ret; } static void ring_release_msix(struct tb_ring *ring) @@ -1334,6 +1345,10 @@ static struct pci_device_id nhi_ids[] = { .driver_data = (kernel_ulong_t)&icl_nhi_ops }, { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_TGL_NHI1), .driver_data = (kernel_ulong_t)&icl_nhi_ops }, + { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_TGL_H_NHI0), + .driver_data = (kernel_ulong_t)&icl_nhi_ops }, + { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_TGL_H_NHI1), + .driver_data = (kernel_ulong_t)&icl_nhi_ops }, /* Any USB4 compliant host */ { PCI_DEVICE_CLASS(PCI_CLASS_SERIAL_USB_USB4, ~0) }, diff --git a/drivers/thunderbolt/nhi.h b/drivers/thunderbolt/nhi.h index 80162e4b013f..4e0861d75072 100644 --- a/drivers/thunderbolt/nhi.h +++ b/drivers/thunderbolt/nhi.h @@ -75,6 +75,8 @@ extern const struct tb_nhi_ops icl_nhi_ops; #define PCI_DEVICE_ID_INTEL_ICL_NHI0 0x8a17 #define PCI_DEVICE_ID_INTEL_TGL_NHI0 0x9a1b #define PCI_DEVICE_ID_INTEL_TGL_NHI1 0x9a1d +#define PCI_DEVICE_ID_INTEL_TGL_H_NHI0 0x9a1f +#define PCI_DEVICE_ID_INTEL_TGL_H_NHI1 0x9a21 #define PCI_CLASS_SERIAL_USB_USB4 0x0c0340 diff --git a/drivers/thunderbolt/tb.h b/drivers/thunderbolt/tb.h index a9995e21b916..8ea360b0ff77 100644 --- a/drivers/thunderbolt/tb.h +++ b/drivers/thunderbolt/tb.h @@ -784,6 +784,8 @@ static inline bool tb_switch_is_tiger_lake(const struct tb_switch *sw) switch (sw->config.device_id) { case PCI_DEVICE_ID_INTEL_TGL_NHI0: case PCI_DEVICE_ID_INTEL_TGL_NHI1: + case PCI_DEVICE_ID_INTEL_TGL_H_NHI0: + case PCI_DEVICE_ID_INTEL_TGL_H_NHI1: return true; } } diff --git a/drivers/thunderbolt/usb4.c b/drivers/thunderbolt/usb4.c index 40f13579a3fe..f2583b4053e4 100644 --- a/drivers/thunderbolt/usb4.c +++ b/drivers/thunderbolt/usb4.c @@ -421,8 +421,12 @@ int usb4_switch_set_wake(struct tb_switch *sw, unsigned int flags) * upstream USB4 port. */ tb_switch_for_each_port(sw, port) { + if (!tb_port_is_null(port)) + continue; if (!route && tb_is_upstream_port(port)) continue; + if (!port->cap_usb4) + continue; ret = tb_port_read(port, &val, TB_CFG_PORT, port->cap_usb4 + PORT_CS_19, 1); diff --git a/drivers/thunderbolt/xdomain.c b/drivers/thunderbolt/xdomain.c index 48907853732a..c00ad817042e 100644 --- a/drivers/thunderbolt/xdomain.c +++ b/drivers/thunderbolt/xdomain.c @@ -881,6 +881,7 @@ static void enumerate_services(struct tb_xdomain *xd) id = ida_simple_get(&xd->service_ids, 0, 0, GFP_KERNEL); if (id < 0) { + kfree(svc->key); kfree(svc); break; } diff --git a/drivers/tty/serial/ar933x_uart.c b/drivers/tty/serial/ar933x_uart.c index 0c80a79d7442..c2be7cf91399 100644 --- a/drivers/tty/serial/ar933x_uart.c +++ b/drivers/tty/serial/ar933x_uart.c @@ -789,8 +789,10 @@ static int ar933x_uart_probe(struct platform_device *pdev) goto err_disable_clk; up->gpios = mctrl_gpio_init(port, 0); - if (IS_ERR(up->gpios) && PTR_ERR(up->gpios) != -ENOSYS) - return PTR_ERR(up->gpios); + if (IS_ERR(up->gpios) && PTR_ERR(up->gpios) != -ENOSYS) { + ret = PTR_ERR(up->gpios); + goto err_disable_clk; + } up->rts_gpiod = mctrl_gpio_to_gpiod(up->gpios, UART_GPIO_RTS); diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index 5634c7e498a3..b50f97cb07e9 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -922,8 +922,14 @@ static irqreturn_t imx_uart_int(int irq, void *dev_id) struct imx_port *sport = dev_id; unsigned int usr1, usr2, ucr1, ucr2, ucr3, ucr4; irqreturn_t ret = IRQ_NONE; + unsigned long flags = 0; - spin_lock(&sport->port.lock); + /* + * IRQs might not be disabled upon entering this interrupt handler, + * e.g. when interrupt handlers are forced to be threaded. To support + * this scenario as well, disable IRQs when acquiring the spinlock. + */ + spin_lock_irqsave(&sport->port.lock, flags); usr1 = imx_uart_readl(sport, USR1); usr2 = imx_uart_readl(sport, USR2); @@ -993,7 +999,7 @@ static irqreturn_t imx_uart_int(int irq, void *dev_id) ret = IRQ_HANDLED; } - spin_unlock(&sport->port.lock); + spin_unlock_irqrestore(&sport->port.lock, flags); return ret; } @@ -1982,16 +1988,6 @@ imx_uart_console_write(struct console *co, const char *s, unsigned int count) unsigned int ucr1; unsigned long flags = 0; int locked = 1; - int retval; - - retval = clk_enable(sport->clk_per); - if (retval) - return; - retval = clk_enable(sport->clk_ipg); - if (retval) { - clk_disable(sport->clk_per); - return; - } if (sport->port.sysrq) locked = 0; @@ -2027,9 +2023,6 @@ imx_uart_console_write(struct console *co, const char *s, unsigned int count) if (locked) spin_unlock_irqrestore(&sport->port.lock, flags); - - clk_disable(sport->clk_ipg); - clk_disable(sport->clk_per); } /* @@ -2130,15 +2123,14 @@ imx_uart_console_setup(struct console *co, char *options) retval = uart_set_options(&sport->port, co, baud, parity, bits, flow); - clk_disable(sport->clk_ipg); if (retval) { - clk_unprepare(sport->clk_ipg); + clk_disable_unprepare(sport->clk_ipg); goto error_console; } - retval = clk_prepare(sport->clk_per); + retval = clk_prepare_enable(sport->clk_per); if (retval) - clk_unprepare(sport->clk_ipg); + clk_disable_unprepare(sport->clk_ipg); error_console: return retval; diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c index 6dca744e39e9..be06f1a961c2 100644 --- a/drivers/uio/uio.c +++ b/drivers/uio/uio.c @@ -413,10 +413,10 @@ static int uio_get_minor(struct uio_device *idev) return retval; } -static void uio_free_minor(struct uio_device *idev) +static void uio_free_minor(unsigned long minor) { mutex_lock(&minor_lock); - idr_remove(&uio_idr, idev->minor); + idr_remove(&uio_idr, minor); mutex_unlock(&minor_lock); } @@ -990,7 +990,7 @@ err_request_irq: err_uio_dev_add_attributes: device_del(&idev->dev); err_device_create: - uio_free_minor(idev); + uio_free_minor(idev->minor); put_device(&idev->dev); return ret; } @@ -1042,11 +1042,13 @@ EXPORT_SYMBOL_GPL(__devm_uio_register_device); void uio_unregister_device(struct uio_info *info) { struct uio_device *idev; + unsigned long minor; if (!info || !info->uio_dev) return; idev = info->uio_dev; + minor = idev->minor; mutex_lock(&idev->info_lock); uio_dev_del_attributes(idev); @@ -1062,7 +1064,7 @@ void uio_unregister_device(struct uio_info *info) device_unregister(&idev->dev); - uio_free_minor(idev); + uio_free_minor(minor); return; } diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index 1e7568867910..f52f1bc0559f 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -1693,6 +1693,15 @@ static const struct usb_device_id acm_ids[] = { { USB_DEVICE(0x0870, 0x0001), /* Metricom GS Modem */ .driver_info = NO_UNION_NORMAL, /* has no union descriptor */ }, + { USB_DEVICE(0x045b, 0x023c), /* Renesas USB Download mode */ + .driver_info = DISABLE_ECHO, /* Don't echo banner */ + }, + { USB_DEVICE(0x045b, 0x0248), /* Renesas USB Download mode */ + .driver_info = DISABLE_ECHO, /* Don't echo banner */ + }, + { USB_DEVICE(0x045b, 0x024D), /* Renesas USB Download mode */ + .driver_info = DISABLE_ECHO, /* Don't echo banner */ + }, { USB_DEVICE(0x0e8d, 0x0003), /* FIREFLY, MediaTek Inc; andrey.arapov@gmail.com */ .driver_info = NO_UNION_NORMAL, /* has no union descriptor */ }, diff --git a/drivers/usb/host/xhci-histb.c b/drivers/usb/host/xhci-histb.c index 5546e7e013a8..08369857686e 100644 --- a/drivers/usb/host/xhci-histb.c +++ b/drivers/usb/host/xhci-histb.c @@ -240,7 +240,7 @@ static int xhci_histb_probe(struct platform_device *pdev) /* Initialize dma_mask and coherent_dma_mask to 32-bits */ ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(32)); if (ret) - return ret; + goto disable_pm; hcd = usb_create_hcd(driver, dev, dev_name(dev)); if (!hcd) { diff --git a/drivers/usb/musb/musb_dsps.c b/drivers/usb/musb/musb_dsps.c index 30085b2be7b9..5892f3ce0cdc 100644 --- a/drivers/usb/musb/musb_dsps.c +++ b/drivers/usb/musb/musb_dsps.c @@ -429,10 +429,12 @@ static int dsps_musb_init(struct musb *musb) struct platform_device *parent = to_platform_device(dev->parent); const struct dsps_musb_wrapper *wrp = glue->wrp; void __iomem *reg_base; + struct resource *r; u32 rev, val; int ret; - reg_base = devm_platform_ioremap_resource_byname(parent, "control"); + r = platform_get_resource_byname(parent, IORESOURCE_MEM, "control"); + reg_base = devm_ioremap_resource(dev, r); if (IS_ERR(reg_base)) return PTR_ERR(reg_base); musb->ctrl_base = reg_base; diff --git a/drivers/usb/typec/ucsi/psy.c b/drivers/usb/typec/ucsi/psy.c index 26ed0b520749..571a51e16234 100644 --- a/drivers/usb/typec/ucsi/psy.c +++ b/drivers/usb/typec/ucsi/psy.c @@ -238,4 +238,13 @@ void ucsi_unregister_port_psy(struct ucsi_connector *con) return; power_supply_unregister(con->psy); + con->psy = NULL; +} + +void ucsi_port_psy_changed(struct ucsi_connector *con) +{ + if (IS_ERR_OR_NULL(con->psy)) + return; + + power_supply_changed(con->psy); } diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c index 758b988ac518..51a570d40a42 100644 --- a/drivers/usb/typec/ucsi/ucsi.c +++ b/drivers/usb/typec/ucsi/ucsi.c @@ -643,8 +643,10 @@ static void ucsi_handle_connector_change(struct work_struct *work) role = !!(con->status.flags & UCSI_CONSTAT_PWR_DIR); if (con->status.change & UCSI_CONSTAT_POWER_OPMODE_CHANGE || - con->status.change & UCSI_CONSTAT_POWER_LEVEL_CHANGE) + con->status.change & UCSI_CONSTAT_POWER_LEVEL_CHANGE) { ucsi_pwr_opmode_change(con); + ucsi_port_psy_changed(con); + } if (con->status.change & UCSI_CONSTAT_POWER_DIR_CHANGE) { typec_set_pwr_role(con->port, role); @@ -674,6 +676,8 @@ static void ucsi_handle_connector_change(struct work_struct *work) ucsi_register_partner(con); else ucsi_unregister_partner(con); + + ucsi_port_psy_changed(con); } if (con->status.change & UCSI_CONSTAT_CAM_CHANGE) { @@ -994,6 +998,7 @@ static int ucsi_register_port(struct ucsi *ucsi, int index) !!(con->status.flags & UCSI_CONSTAT_PWR_DIR)); ucsi_pwr_opmode_change(con); ucsi_register_partner(con); + ucsi_port_psy_changed(con); } if (con->partner) { diff --git a/drivers/usb/typec/ucsi/ucsi.h b/drivers/usb/typec/ucsi/ucsi.h index cba6f77bea61..b7a92f246050 100644 --- a/drivers/usb/typec/ucsi/ucsi.h +++ b/drivers/usb/typec/ucsi/ucsi.h @@ -340,9 +340,11 @@ int ucsi_resume(struct ucsi *ucsi); #if IS_ENABLED(CONFIG_POWER_SUPPLY) int ucsi_register_port_psy(struct ucsi_connector *con); void ucsi_unregister_port_psy(struct ucsi_connector *con); +void ucsi_port_psy_changed(struct ucsi_connector *con); #else static inline int ucsi_register_port_psy(struct ucsi_connector *con) { return 0; } static inline void ucsi_unregister_port_psy(struct ucsi_connector *con) { } +static inline void ucsi_port_psy_changed(struct ucsi_connector *con) { } #endif /* CONFIG_POWER_SUPPLY */ #if IS_ENABLED(CONFIG_TYPEC_DP_ALTMODE) diff --git a/drivers/vdpa/Kconfig b/drivers/vdpa/Kconfig index d7d32b656102..358f6048dd3c 100644 --- a/drivers/vdpa/Kconfig +++ b/drivers/vdpa/Kconfig @@ -13,6 +13,7 @@ config VDPA_SIM depends on RUNTIME_TESTING_MENU && HAS_DMA select DMA_OPS select VHOST_RING + select GENERIC_NET_UTILS default n help vDPA networking device simulator which loop TX traffic back diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c index b22adf03f584..f22fce549862 100644 --- a/drivers/vhost/scsi.c +++ b/drivers/vhost/scsi.c @@ -52,7 +52,6 @@ #define VHOST_SCSI_VERSION "v0.1" #define VHOST_SCSI_NAMELEN 256 #define VHOST_SCSI_MAX_CDB_SIZE 32 -#define VHOST_SCSI_DEFAULT_TAGS 256 #define VHOST_SCSI_PREALLOC_SGLS 2048 #define VHOST_SCSI_PREALLOC_UPAGES 2048 #define VHOST_SCSI_PREALLOC_PROT_SGLS 2048 @@ -140,6 +139,7 @@ struct vhost_scsi_tpg { struct se_portal_group se_tpg; /* Pointer back to vhost_scsi, protected by tv_tpg_mutex */ struct vhost_scsi *vhost_scsi; + struct list_head tmf_queue; }; struct vhost_scsi_tport { @@ -189,6 +189,9 @@ struct vhost_scsi_virtqueue { * Writers must also take dev mutex and flush under it. */ int inflight_idx; + struct vhost_scsi_cmd *scsi_cmds; + struct sbitmap scsi_tags; + int max_cmds; }; struct vhost_scsi { @@ -209,6 +212,20 @@ struct vhost_scsi { int vs_events_nr; /* num of pending events, protected by vq->mutex */ }; +struct vhost_scsi_tmf { + struct vhost_work vwork; + struct vhost_scsi_tpg *tpg; + struct vhost_scsi *vhost; + struct vhost_scsi_virtqueue *svq; + struct list_head queue_entry; + + struct se_cmd se_cmd; + struct vhost_scsi_inflight *inflight; + struct iovec resp_iov; + int in_iovs; + int vq_desc; +}; + /* * Context for processing request and control queue operations. */ @@ -320,11 +337,13 @@ static u32 vhost_scsi_tpg_get_inst_index(struct se_portal_group *se_tpg) return 1; } -static void vhost_scsi_release_cmd(struct se_cmd *se_cmd) +static void vhost_scsi_release_cmd_res(struct se_cmd *se_cmd) { struct vhost_scsi_cmd *tv_cmd = container_of(se_cmd, struct vhost_scsi_cmd, tvc_se_cmd); - struct se_session *se_sess = tv_cmd->tvc_nexus->tvn_se_sess; + struct vhost_scsi_virtqueue *svq = container_of(tv_cmd->tvc_vq, + struct vhost_scsi_virtqueue, vq); + struct vhost_scsi_inflight *inflight = tv_cmd->inflight; int i; if (tv_cmd->tvc_sgl_count) { @@ -336,8 +355,36 @@ static void vhost_scsi_release_cmd(struct se_cmd *se_cmd) put_page(sg_page(&tv_cmd->tvc_prot_sgl[i])); } - vhost_scsi_put_inflight(tv_cmd->inflight); - target_free_tag(se_sess, se_cmd); + sbitmap_clear_bit(&svq->scsi_tags, se_cmd->map_tag); + vhost_scsi_put_inflight(inflight); +} + +static void vhost_scsi_release_tmf_res(struct vhost_scsi_tmf *tmf) +{ + struct vhost_scsi_tpg *tpg = tmf->tpg; + struct vhost_scsi_inflight *inflight = tmf->inflight; + + mutex_lock(&tpg->tv_tpg_mutex); + list_add_tail(&tpg->tmf_queue, &tmf->queue_entry); + mutex_unlock(&tpg->tv_tpg_mutex); + vhost_scsi_put_inflight(inflight); +} + +static void vhost_scsi_release_cmd(struct se_cmd *se_cmd) +{ + if (se_cmd->se_cmd_flags & SCF_SCSI_TMR_CDB) { + struct vhost_scsi_tmf *tmf = container_of(se_cmd, + struct vhost_scsi_tmf, se_cmd); + + vhost_work_queue(&tmf->vhost->dev, &tmf->vwork); + } else { + struct vhost_scsi_cmd *cmd = container_of(se_cmd, + struct vhost_scsi_cmd, tvc_se_cmd); + struct vhost_scsi *vs = cmd->tvc_vhost; + + llist_add(&cmd->tvc_completion_list, &vs->vs_completion_list); + vhost_work_queue(&vs->dev, &vs->vs_completion_work); + } } static u32 vhost_scsi_sess_get_index(struct se_session *se_sess) @@ -362,34 +409,24 @@ static int vhost_scsi_get_cmd_state(struct se_cmd *se_cmd) return 0; } -static void vhost_scsi_complete_cmd(struct vhost_scsi_cmd *cmd) -{ - struct vhost_scsi *vs = cmd->tvc_vhost; - - llist_add(&cmd->tvc_completion_list, &vs->vs_completion_list); - - vhost_work_queue(&vs->dev, &vs->vs_completion_work); -} - static int vhost_scsi_queue_data_in(struct se_cmd *se_cmd) { - struct vhost_scsi_cmd *cmd = container_of(se_cmd, - struct vhost_scsi_cmd, tvc_se_cmd); - vhost_scsi_complete_cmd(cmd); + transport_generic_free_cmd(se_cmd, 0); return 0; } static int vhost_scsi_queue_status(struct se_cmd *se_cmd) { - struct vhost_scsi_cmd *cmd = container_of(se_cmd, - struct vhost_scsi_cmd, tvc_se_cmd); - vhost_scsi_complete_cmd(cmd); + transport_generic_free_cmd(se_cmd, 0); return 0; } static void vhost_scsi_queue_tm_rsp(struct se_cmd *se_cmd) { - return; + struct vhost_scsi_tmf *tmf = container_of(se_cmd, struct vhost_scsi_tmf, + se_cmd); + + transport_generic_free_cmd(&tmf->se_cmd, 0); } static void vhost_scsi_aborted_task(struct se_cmd *se_cmd) @@ -429,15 +466,6 @@ vhost_scsi_allocate_evt(struct vhost_scsi *vs, return evt; } -static void vhost_scsi_free_cmd(struct vhost_scsi_cmd *cmd) -{ - struct se_cmd *se_cmd = &cmd->tvc_se_cmd; - - /* TODO locking against target/backend threads? */ - transport_generic_free_cmd(se_cmd, 0); - -} - static int vhost_scsi_check_stop_free(struct se_cmd *se_cmd) { return target_put_sess_cmd(se_cmd); @@ -556,7 +584,7 @@ static void vhost_scsi_complete_cmd_work(struct vhost_work *work) } else pr_err("Faulted on virtio_scsi_cmd_resp\n"); - vhost_scsi_free_cmd(cmd); + vhost_scsi_release_cmd_res(se_cmd); } vq = -1; @@ -566,31 +594,31 @@ static void vhost_scsi_complete_cmd_work(struct vhost_work *work) } static struct vhost_scsi_cmd * -vhost_scsi_get_tag(struct vhost_virtqueue *vq, struct vhost_scsi_tpg *tpg, +vhost_scsi_get_cmd(struct vhost_virtqueue *vq, struct vhost_scsi_tpg *tpg, unsigned char *cdb, u64 scsi_tag, u16 lun, u8 task_attr, u32 exp_data_len, int data_direction) { + struct vhost_scsi_virtqueue *svq = container_of(vq, + struct vhost_scsi_virtqueue, vq); struct vhost_scsi_cmd *cmd; struct vhost_scsi_nexus *tv_nexus; - struct se_session *se_sess; struct scatterlist *sg, *prot_sg; struct page **pages; - int tag, cpu; + int tag; tv_nexus = tpg->tpg_nexus; if (!tv_nexus) { pr_err("Unable to locate active struct vhost_scsi_nexus\n"); return ERR_PTR(-EIO); } - se_sess = tv_nexus->tvn_se_sess; - tag = sbitmap_queue_get(&se_sess->sess_tag_pool, &cpu); + tag = sbitmap_get(&svq->scsi_tags, 0, false); if (tag < 0) { pr_err("Unable to obtain tag for vhost_scsi_cmd\n"); return ERR_PTR(-ENOMEM); } - cmd = &((struct vhost_scsi_cmd *)se_sess->sess_cmd_map)[tag]; + cmd = &svq->scsi_cmds[tag]; sg = cmd->tvc_sgl; prot_sg = cmd->tvc_prot_sgl; pages = cmd->tvc_upages; @@ -599,7 +627,6 @@ vhost_scsi_get_tag(struct vhost_virtqueue *vq, struct vhost_scsi_tpg *tpg, cmd->tvc_prot_sgl = prot_sg; cmd->tvc_upages = pages; cmd->tvc_se_cmd.map_tag = tag; - cmd->tvc_se_cmd.map_cpu = cpu; cmd->tvc_tag = scsi_tag; cmd->tvc_lun = lun; cmd->tvc_task_attr = task_attr; @@ -907,6 +934,11 @@ vhost_scsi_get_req(struct vhost_virtqueue *vq, struct vhost_scsi_ctx *vc, return ret; } +static u16 vhost_buf_to_lun(u8 *lun_buf) +{ + return ((lun_buf[2] << 8) | lun_buf[3]) & 0x3FFF; +} + static void vhost_scsi_handle_vq(struct vhost_scsi *vs, struct vhost_virtqueue *vq) { @@ -1045,12 +1077,12 @@ vhost_scsi_handle_vq(struct vhost_scsi *vs, struct vhost_virtqueue *vq) tag = vhost64_to_cpu(vq, v_req_pi.tag); task_attr = v_req_pi.task_attr; cdb = &v_req_pi.cdb[0]; - lun = ((v_req_pi.lun[2] << 8) | v_req_pi.lun[3]) & 0x3FFF; + lun = vhost_buf_to_lun(v_req_pi.lun); } else { tag = vhost64_to_cpu(vq, v_req.tag); task_attr = v_req.task_attr; cdb = &v_req.cdb[0]; - lun = ((v_req.lun[2] << 8) | v_req.lun[3]) & 0x3FFF; + lun = vhost_buf_to_lun(v_req.lun); } /* * Check that the received CDB size does not exceeded our @@ -1065,11 +1097,11 @@ vhost_scsi_handle_vq(struct vhost_scsi *vs, struct vhost_virtqueue *vq) scsi_command_size(cdb), VHOST_SCSI_MAX_CDB_SIZE); goto err; } - cmd = vhost_scsi_get_tag(vq, tpg, cdb, tag, lun, task_attr, + cmd = vhost_scsi_get_cmd(vq, tpg, cdb, tag, lun, task_attr, exp_data_len + prot_bytes, data_direction); if (IS_ERR(cmd)) { - vq_err(vq, "vhost_scsi_get_tag failed %ld\n", + vq_err(vq, "vhost_scsi_get_cmd failed %ld\n", PTR_ERR(cmd)); goto err; } @@ -1088,7 +1120,7 @@ vhost_scsi_handle_vq(struct vhost_scsi *vs, struct vhost_virtqueue *vq) &prot_iter, exp_data_len, &data_iter))) { vq_err(vq, "Failed to map iov to sgl\n"); - vhost_scsi_release_cmd(&cmd->tvc_se_cmd); + vhost_scsi_release_cmd_res(&cmd->tvc_se_cmd); goto err; } } @@ -1124,9 +1156,9 @@ out: } static void -vhost_scsi_send_tmf_reject(struct vhost_scsi *vs, - struct vhost_virtqueue *vq, - struct vhost_scsi_ctx *vc) +vhost_scsi_send_tmf_resp(struct vhost_scsi *vs, struct vhost_virtqueue *vq, + int in_iovs, int vq_desc, struct iovec *resp_iov, + int tmf_resp_code) { struct virtio_scsi_ctrl_tmf_resp rsp; struct iov_iter iov_iter; @@ -1134,17 +1166,87 @@ vhost_scsi_send_tmf_reject(struct vhost_scsi *vs, pr_debug("%s\n", __func__); memset(&rsp, 0, sizeof(rsp)); - rsp.response = VIRTIO_SCSI_S_FUNCTION_REJECTED; + rsp.response = tmf_resp_code; - iov_iter_init(&iov_iter, READ, &vq->iov[vc->out], vc->in, sizeof(rsp)); + iov_iter_init(&iov_iter, READ, resp_iov, in_iovs, sizeof(rsp)); ret = copy_to_iter(&rsp, sizeof(rsp), &iov_iter); if (likely(ret == sizeof(rsp))) - vhost_add_used_and_signal(&vs->dev, vq, vc->head, 0); + vhost_add_used_and_signal(&vs->dev, vq, vq_desc, 0); else pr_err("Faulted on virtio_scsi_ctrl_tmf_resp\n"); } +static void vhost_scsi_tmf_resp_work(struct vhost_work *work) +{ + struct vhost_scsi_tmf *tmf = container_of(work, struct vhost_scsi_tmf, + vwork); + int resp_code; + + if (tmf->se_cmd.se_tmr_req->response == TMR_FUNCTION_COMPLETE) + resp_code = VIRTIO_SCSI_S_FUNCTION_SUCCEEDED; + else + resp_code = VIRTIO_SCSI_S_FUNCTION_REJECTED; + + vhost_scsi_send_tmf_resp(tmf->vhost, &tmf->svq->vq, tmf->in_iovs, + tmf->vq_desc, &tmf->resp_iov, resp_code); + vhost_scsi_release_tmf_res(tmf); +} + +static void +vhost_scsi_handle_tmf(struct vhost_scsi *vs, struct vhost_scsi_tpg *tpg, + struct vhost_virtqueue *vq, + struct virtio_scsi_ctrl_tmf_req *vtmf, + struct vhost_scsi_ctx *vc) +{ + struct vhost_scsi_virtqueue *svq = container_of(vq, + struct vhost_scsi_virtqueue, vq); + struct vhost_scsi_tmf *tmf; + + if (vhost32_to_cpu(vq, vtmf->subtype) != + VIRTIO_SCSI_T_TMF_LOGICAL_UNIT_RESET) + goto send_reject; + + if (!tpg->tpg_nexus || !tpg->tpg_nexus->tvn_se_sess) { + pr_err("Unable to locate active struct vhost_scsi_nexus for LUN RESET.\n"); + goto send_reject; + } + + mutex_lock(&tpg->tv_tpg_mutex); + if (list_empty(&tpg->tmf_queue)) { + pr_err("Missing reserve TMF. Could not handle LUN RESET.\n"); + mutex_unlock(&tpg->tv_tpg_mutex); + goto send_reject; + } + + tmf = list_first_entry(&tpg->tmf_queue, struct vhost_scsi_tmf, + queue_entry); + list_del_init(&tmf->queue_entry); + mutex_unlock(&tpg->tv_tpg_mutex); + + tmf->tpg = tpg; + tmf->vhost = vs; + tmf->svq = svq; + tmf->resp_iov = vq->iov[vc->out]; + tmf->vq_desc = vc->head; + tmf->in_iovs = vc->in; + tmf->inflight = vhost_scsi_get_inflight(vq); + + if (target_submit_tmr(&tmf->se_cmd, tpg->tpg_nexus->tvn_se_sess, NULL, + vhost_buf_to_lun(vtmf->lun), NULL, + TMR_LUN_RESET, GFP_KERNEL, 0, + TARGET_SCF_ACK_KREF) < 0) { + vhost_scsi_release_tmf_res(tmf); + goto send_reject; + } + + return; + +send_reject: + vhost_scsi_send_tmf_resp(vs, vq, vc->in, vc->head, &vq->iov[vc->out], + VIRTIO_SCSI_S_FUNCTION_REJECTED); +} + static void vhost_scsi_send_an_resp(struct vhost_scsi *vs, struct vhost_virtqueue *vq, @@ -1170,6 +1272,7 @@ vhost_scsi_send_an_resp(struct vhost_scsi *vs, static void vhost_scsi_ctl_handle_vq(struct vhost_scsi *vs, struct vhost_virtqueue *vq) { + struct vhost_scsi_tpg *tpg; union { __virtio32 type; struct virtio_scsi_ctrl_an_req an; @@ -1251,12 +1354,12 @@ vhost_scsi_ctl_handle_vq(struct vhost_scsi *vs, struct vhost_virtqueue *vq) vc.req += typ_size; vc.req_size -= typ_size; - ret = vhost_scsi_get_req(vq, &vc, NULL); + ret = vhost_scsi_get_req(vq, &vc, &tpg); if (ret) goto err; if (v_req.type == VIRTIO_SCSI_T_TMF) - vhost_scsi_send_tmf_reject(vs, vq, &vc); + vhost_scsi_handle_tmf(vs, tpg, vq, &v_req.tmf, &vc); else vhost_scsi_send_an_resp(vs, vq, &vc); err: @@ -1373,6 +1476,83 @@ static void vhost_scsi_flush(struct vhost_scsi *vs) wait_for_completion(&old_inflight[i]->comp); } +static void vhost_scsi_destroy_vq_cmds(struct vhost_virtqueue *vq) +{ + struct vhost_scsi_virtqueue *svq = container_of(vq, + struct vhost_scsi_virtqueue, vq); + struct vhost_scsi_cmd *tv_cmd; + unsigned int i; + + if (!svq->scsi_cmds) + return; + + for (i = 0; i < svq->max_cmds; i++) { + tv_cmd = &svq->scsi_cmds[i]; + + kfree(tv_cmd->tvc_sgl); + kfree(tv_cmd->tvc_prot_sgl); + kfree(tv_cmd->tvc_upages); + } + + sbitmap_free(&svq->scsi_tags); + kfree(svq->scsi_cmds); + svq->scsi_cmds = NULL; +} + +static int vhost_scsi_setup_vq_cmds(struct vhost_virtqueue *vq, int max_cmds) +{ + struct vhost_scsi_virtqueue *svq = container_of(vq, + struct vhost_scsi_virtqueue, vq); + struct vhost_scsi_cmd *tv_cmd; + unsigned int i; + + if (svq->scsi_cmds) + return 0; + + if (sbitmap_init_node(&svq->scsi_tags, max_cmds, -1, GFP_KERNEL, + NUMA_NO_NODE)) + return -ENOMEM; + svq->max_cmds = max_cmds; + + svq->scsi_cmds = kcalloc(max_cmds, sizeof(*tv_cmd), GFP_KERNEL); + if (!svq->scsi_cmds) { + sbitmap_free(&svq->scsi_tags); + return -ENOMEM; + } + + for (i = 0; i < max_cmds; i++) { + tv_cmd = &svq->scsi_cmds[i]; + + tv_cmd->tvc_sgl = kcalloc(VHOST_SCSI_PREALLOC_SGLS, + sizeof(struct scatterlist), + GFP_KERNEL); + if (!tv_cmd->tvc_sgl) { + pr_err("Unable to allocate tv_cmd->tvc_sgl\n"); + goto out; + } + + tv_cmd->tvc_upages = kcalloc(VHOST_SCSI_PREALLOC_UPAGES, + sizeof(struct page *), + GFP_KERNEL); + if (!tv_cmd->tvc_upages) { + pr_err("Unable to allocate tv_cmd->tvc_upages\n"); + goto out; + } + + tv_cmd->tvc_prot_sgl = kcalloc(VHOST_SCSI_PREALLOC_PROT_SGLS, + sizeof(struct scatterlist), + GFP_KERNEL); + if (!tv_cmd->tvc_prot_sgl) { + pr_err("Unable to allocate tv_cmd->tvc_prot_sgl\n"); + goto out; + } + } + return 0; +out: + vhost_scsi_destroy_vq_cmds(vq); + return -ENOMEM; +} + /* * Called from vhost_scsi_ioctl() context to walk the list of available * vhost_scsi_tpg with an active struct vhost_scsi_nexus @@ -1427,10 +1607,9 @@ vhost_scsi_set_endpoint(struct vhost_scsi *vs, if (!strcmp(tv_tport->tport_name, t->vhost_wwpn)) { if (vs->vs_tpg && vs->vs_tpg[tpg->tport_tpgt]) { - kfree(vs_tpg); mutex_unlock(&tpg->tv_tpg_mutex); ret = -EEXIST; - goto out; + goto undepend; } /* * In order to ensure individual vhost-scsi configfs @@ -1442,9 +1621,8 @@ vhost_scsi_set_endpoint(struct vhost_scsi *vs, ret = target_depend_item(&se_tpg->tpg_group.cg_item); if (ret) { pr_warn("target_depend_item() failed: %d\n", ret); - kfree(vs_tpg); mutex_unlock(&tpg->tv_tpg_mutex); - goto out; + goto undepend; } tpg->tv_tpg_vhost_count++; tpg->vhost_scsi = vs; @@ -1457,6 +1635,16 @@ vhost_scsi_set_endpoint(struct vhost_scsi *vs, if (match) { memcpy(vs->vs_vhost_wwpn, t->vhost_wwpn, sizeof(vs->vs_vhost_wwpn)); + + for (i = VHOST_SCSI_VQ_IO; i < VHOST_SCSI_MAX_VQ; i++) { + vq = &vs->vqs[i].vq; + if (!vhost_vq_is_setup(vq)) + continue; + + if (vhost_scsi_setup_vq_cmds(vq, vq->num)) + goto destroy_vq_cmds; + } + for (i = 0; i < VHOST_SCSI_MAX_VQ; i++) { vq = &vs->vqs[i].vq; mutex_lock(&vq->mutex); @@ -1476,7 +1664,22 @@ vhost_scsi_set_endpoint(struct vhost_scsi *vs, vhost_scsi_flush(vs); kfree(vs->vs_tpg); vs->vs_tpg = vs_tpg; + goto out; +destroy_vq_cmds: + for (i--; i >= VHOST_SCSI_VQ_IO; i--) { + if (!vhost_vq_get_backend(&vs->vqs[i].vq)) + vhost_scsi_destroy_vq_cmds(&vs->vqs[i].vq); + } +undepend: + for (i = 0; i < VHOST_SCSI_MAX_TARGET; i++) { + tpg = vs_tpg[i]; + if (tpg) { + tpg->tv_tpg_vhost_count--; + target_undepend_item(&tpg->se_tpg.tpg_group.cg_item); + } + } + kfree(vs_tpg); out: mutex_unlock(&vs->dev.mutex); mutex_unlock(&vhost_scsi_mutex); @@ -1549,6 +1752,12 @@ vhost_scsi_clear_endpoint(struct vhost_scsi *vs, mutex_lock(&vq->mutex); vhost_vq_set_backend(vq, NULL); mutex_unlock(&vq->mutex); + /* + * Make sure cmds are not running before tearing them + * down. + */ + vhost_scsi_flush(vs); + vhost_scsi_destroy_vq_cmds(vq); } } /* @@ -1811,11 +2020,19 @@ static int vhost_scsi_port_link(struct se_portal_group *se_tpg, { struct vhost_scsi_tpg *tpg = container_of(se_tpg, struct vhost_scsi_tpg, se_tpg); + struct vhost_scsi_tmf *tmf; + + tmf = kzalloc(sizeof(*tmf), GFP_KERNEL); + if (!tmf) + return -ENOMEM; + INIT_LIST_HEAD(&tmf->queue_entry); + vhost_work_init(&tmf->vwork, vhost_scsi_tmf_resp_work); mutex_lock(&vhost_scsi_mutex); mutex_lock(&tpg->tv_tpg_mutex); tpg->tv_tpg_port_count++; + list_add_tail(&tmf->queue_entry, &tpg->tmf_queue); mutex_unlock(&tpg->tv_tpg_mutex); vhost_scsi_hotplug(tpg, lun); @@ -1830,11 +2047,16 @@ static void vhost_scsi_port_unlink(struct se_portal_group *se_tpg, { struct vhost_scsi_tpg *tpg = container_of(se_tpg, struct vhost_scsi_tpg, se_tpg); + struct vhost_scsi_tmf *tmf; mutex_lock(&vhost_scsi_mutex); mutex_lock(&tpg->tv_tpg_mutex); tpg->tv_tpg_port_count--; + tmf = list_first_entry(&tpg->tmf_queue, struct vhost_scsi_tmf, + queue_entry); + list_del(&tmf->queue_entry); + kfree(tmf); mutex_unlock(&tpg->tv_tpg_mutex); vhost_scsi_hotunplug(tpg, lun); @@ -1842,23 +2064,6 @@ static void vhost_scsi_port_unlink(struct se_portal_group *se_tpg, mutex_unlock(&vhost_scsi_mutex); } -static void vhost_scsi_free_cmd_map_res(struct se_session *se_sess) -{ - struct vhost_scsi_cmd *tv_cmd; - unsigned int i; - - if (!se_sess->sess_cmd_map) - return; - - for (i = 0; i < VHOST_SCSI_DEFAULT_TAGS; i++) { - tv_cmd = &((struct vhost_scsi_cmd *)se_sess->sess_cmd_map)[i]; - - kfree(tv_cmd->tvc_sgl); - kfree(tv_cmd->tvc_prot_sgl); - kfree(tv_cmd->tvc_upages); - } -} - static ssize_t vhost_scsi_tpg_attrib_fabric_prot_type_store( struct config_item *item, const char *page, size_t count) { @@ -1898,45 +2103,6 @@ static struct configfs_attribute *vhost_scsi_tpg_attrib_attrs[] = { NULL, }; -static int vhost_scsi_nexus_cb(struct se_portal_group *se_tpg, - struct se_session *se_sess, void *p) -{ - struct vhost_scsi_cmd *tv_cmd; - unsigned int i; - - for (i = 0; i < VHOST_SCSI_DEFAULT_TAGS; i++) { - tv_cmd = &((struct vhost_scsi_cmd *)se_sess->sess_cmd_map)[i]; - - tv_cmd->tvc_sgl = kcalloc(VHOST_SCSI_PREALLOC_SGLS, - sizeof(struct scatterlist), - GFP_KERNEL); - if (!tv_cmd->tvc_sgl) { - pr_err("Unable to allocate tv_cmd->tvc_sgl\n"); - goto out; - } - - tv_cmd->tvc_upages = kcalloc(VHOST_SCSI_PREALLOC_UPAGES, - sizeof(struct page *), - GFP_KERNEL); - if (!tv_cmd->tvc_upages) { - pr_err("Unable to allocate tv_cmd->tvc_upages\n"); - goto out; - } - - tv_cmd->tvc_prot_sgl = kcalloc(VHOST_SCSI_PREALLOC_PROT_SGLS, - sizeof(struct scatterlist), - GFP_KERNEL); - if (!tv_cmd->tvc_prot_sgl) { - pr_err("Unable to allocate tv_cmd->tvc_prot_sgl\n"); - goto out; - } - } - return 0; -out: - vhost_scsi_free_cmd_map_res(se_sess); - return -ENOMEM; -} - static int vhost_scsi_make_nexus(struct vhost_scsi_tpg *tpg, const char *name) { @@ -1960,12 +2126,9 @@ static int vhost_scsi_make_nexus(struct vhost_scsi_tpg *tpg, * struct se_node_acl for the vhost_scsi struct se_portal_group with * the SCSI Initiator port name of the passed configfs group 'name'. */ - tv_nexus->tvn_se_sess = target_setup_session(&tpg->se_tpg, - VHOST_SCSI_DEFAULT_TAGS, - sizeof(struct vhost_scsi_cmd), + tv_nexus->tvn_se_sess = target_setup_session(&tpg->se_tpg, 0, 0, TARGET_PROT_DIN_PASS | TARGET_PROT_DOUT_PASS, - (unsigned char *)name, tv_nexus, - vhost_scsi_nexus_cb); + (unsigned char *)name, tv_nexus, NULL); if (IS_ERR(tv_nexus->tvn_se_sess)) { mutex_unlock(&tpg->tv_tpg_mutex); kfree(tv_nexus); @@ -2015,7 +2178,6 @@ static int vhost_scsi_drop_nexus(struct vhost_scsi_tpg *tpg) " %s Initiator Port: %s\n", vhost_scsi_dump_proto_id(tpg->tport), tv_nexus->tvn_se_sess->se_node_acl->initiatorname); - vhost_scsi_free_cmd_map_res(se_sess); /* * Release the SCSI I_T Nexus to the emulated vhost Target Port */ @@ -2155,6 +2317,7 @@ vhost_scsi_make_tpg(struct se_wwn *wwn, const char *name) } mutex_init(&tpg->tv_tpg_mutex); INIT_LIST_HEAD(&tpg->tv_tpg_list); + INIT_LIST_HEAD(&tpg->tmf_queue); tpg->tport = tport; tpg->tport_tpgt = tpgt; diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c index 5c835a292783..a262e12c6dc2 100644 --- a/drivers/vhost/vhost.c +++ b/drivers/vhost/vhost.c @@ -304,6 +304,12 @@ static void vhost_vring_call_reset(struct vhost_vring_call *call_ctx) memset(&call_ctx->producer, 0x0, sizeof(struct irq_bypass_producer)); } +bool vhost_vq_is_setup(struct vhost_virtqueue *vq) +{ + return vq->avail && vq->desc && vq->used && vhost_vq_access_ok(vq); +} +EXPORT_SYMBOL_GPL(vhost_vq_is_setup); + static void vhost_vq_reset(struct vhost_dev *dev, struct vhost_virtqueue *vq) { diff --git a/drivers/vhost/vhost.h b/drivers/vhost/vhost.h index e016cd3fa02f..b063324c7669 100644 --- a/drivers/vhost/vhost.h +++ b/drivers/vhost/vhost.h @@ -190,6 +190,7 @@ int vhost_get_vq_desc(struct vhost_virtqueue *, struct vhost_log *log, unsigned int *log_num); void vhost_discard_vq_desc(struct vhost_virtqueue *, int n); +bool vhost_vq_is_setup(struct vhost_virtqueue *vq); int vhost_vq_init_access(struct vhost_virtqueue *); int vhost_add_used(struct vhost_virtqueue *, unsigned int head, int len); int vhost_add_used_n(struct vhost_virtqueue *, struct vring_used_elem *heads, diff --git a/drivers/video/fbdev/hyperv_fb.c b/drivers/video/fbdev/hyperv_fb.c index e36fb1a0ecdb..5bc86f481a78 100644 --- a/drivers/video/fbdev/hyperv_fb.c +++ b/drivers/video/fbdev/hyperv_fb.c @@ -47,6 +47,7 @@ #include <linux/module.h> #include <linux/kernel.h> +#include <linux/vmalloc.h> #include <linux/init.h> #include <linux/completion.h> #include <linux/fb.h> diff --git a/drivers/virt/nitro_enclaves/ne_misc_dev.c b/drivers/virt/nitro_enclaves/ne_misc_dev.c index f06622b48d69..f1964ea4b826 100644 --- a/drivers/virt/nitro_enclaves/ne_misc_dev.c +++ b/drivers/virt/nitro_enclaves/ne_misc_dev.c @@ -1505,10 +1505,8 @@ static __poll_t ne_enclave_poll(struct file *file, poll_table *wait) poll_wait(file, &ne_enclave->eventq, wait); - if (!ne_enclave->has_event) - return mask; - - mask = POLLHUP; + if (ne_enclave->has_event) + mask |= EPOLLHUP; return mask; } diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index 71ce1b7a23d1..2b385c1b4a99 100644 --- a/drivers/xen/swiotlb-xen.c +++ b/drivers/xen/swiotlb-xen.c @@ -395,8 +395,7 @@ static dma_addr_t xen_swiotlb_map_page(struct device *dev, struct page *page, */ trace_swiotlb_bounced(dev, dev_addr, size, swiotlb_force); - map = swiotlb_tbl_map_single(dev, virt_to_phys(xen_io_tlb_start), - phys, size, size, dir, attrs); + map = swiotlb_tbl_map_single(dev, phys, size, size, dir, attrs); if (map == (phys_addr_t)DMA_MAPPING_ERROR) return DMA_MAPPING_ERROR; |