diff options
Diffstat (limited to 'drivers/platform/x86/hp/hp-wmi.c')
| -rw-r--r-- | drivers/platform/x86/hp/hp-wmi.c | 449 |
1 files changed, 407 insertions, 42 deletions
diff --git a/drivers/platform/x86/hp/hp-wmi.c b/drivers/platform/x86/hp/hp-wmi.c index 20c55bab3b8c..db5fdee2109c 100644 --- a/drivers/platform/x86/hp/hp-wmi.c +++ b/drivers/platform/x86/hp/hp-wmi.c @@ -45,6 +45,10 @@ MODULE_ALIAS("wmi:5FB7F034-2C63-45E9-BE91-3D44E2C707E4"); #define HP_OMEN_EC_THERMAL_PROFILE_TIMER_OFFSET 0x63 #define HP_OMEN_EC_THERMAL_PROFILE_OFFSET 0x95 +#define HP_FAN_SPEED_AUTOMATIC 0x00 +#define HP_POWER_LIMIT_DEFAULT 0x00 +#define HP_POWER_LIMIT_NO_CHANGE 0xFF + #define ACPI_AC_CLASS "ac_adapter" #define zero_if_sup(tmp) (zero_insize_support?0:sizeof(tmp)) // use when zero insize is required @@ -83,11 +87,16 @@ static const char * const omen_timed_thermal_profile_boards[] = { "8BAD", "8A42", "8A15" }; -/* DMI Board names of Victus laptops */ +/* DMI Board names of Victus 16-d1xxx laptops */ static const char * const victus_thermal_profile_boards[] = { "8A25" }; +/* DMI Board names of Victus 16-s1000 laptops */ +static const char * const victus_s_thermal_profile_boards[] = { + "8C9C" +}; + enum hp_wmi_radio { HPWMI_WIFI = 0x0, HPWMI_BLUETOOTH = 0x1, @@ -147,12 +156,32 @@ enum hp_wmi_commandtype { HPWMI_THERMAL_PROFILE_QUERY = 0x4c, }; +struct victus_power_limits { + u8 pl1; + u8 pl2; + u8 pl4; + u8 cpu_gpu_concurrent_limit; +}; + +struct victus_gpu_power_modes { + u8 ctgp_enable; + u8 ppab_enable; + u8 dstate; + u8 gpu_slowdown_temp; +}; + enum hp_wmi_gm_commandtype { - HPWMI_FAN_SPEED_GET_QUERY = 0x11, - HPWMI_SET_PERFORMANCE_MODE = 0x1A, - HPWMI_FAN_SPEED_MAX_GET_QUERY = 0x26, - HPWMI_FAN_SPEED_MAX_SET_QUERY = 0x27, - HPWMI_GET_SYSTEM_DESIGN_DATA = 0x28, + HPWMI_FAN_SPEED_GET_QUERY = 0x11, + HPWMI_SET_PERFORMANCE_MODE = 0x1A, + HPWMI_FAN_SPEED_MAX_GET_QUERY = 0x26, + HPWMI_FAN_SPEED_MAX_SET_QUERY = 0x27, + HPWMI_GET_SYSTEM_DESIGN_DATA = 0x28, + HPWMI_FAN_COUNT_GET_QUERY = 0x10, + HPWMI_GET_GPU_THERMAL_MODES_QUERY = 0x21, + HPWMI_SET_GPU_THERMAL_MODES_QUERY = 0x22, + HPWMI_SET_POWER_LIMITS_QUERY = 0x29, + HPWMI_VICTUS_S_FAN_SPEED_GET_QUERY = 0x2D, + HPWMI_FAN_SPEED_SET_QUERY = 0x2E, }; enum hp_wmi_command { @@ -211,6 +240,11 @@ enum hp_thermal_profile_victus { HP_VICTUS_THERMAL_PROFILE_QUIET = 0x03, }; +enum hp_thermal_profile_victus_s { + HP_VICTUS_S_THERMAL_PROFILE_DEFAULT = 0x00, + HP_VICTUS_S_THERMAL_PROFILE_PERFORMANCE = 0x01, +}; + enum hp_thermal_profile { HP_THERMAL_PROFILE_PERFORMANCE = 0x00, HP_THERMAL_PROFILE_DEFAULT = 0x01, @@ -273,7 +307,7 @@ static DEFINE_MUTEX(active_platform_profile_lock); static struct input_dev *hp_wmi_input_dev; static struct input_dev *camera_shutter_input_dev; static struct platform_device *hp_wmi_platform_dev; -static struct platform_profile_handler platform_profile_handler; +static struct device *platform_profile_device; static struct notifier_block platform_power_source_nb; static enum platform_profile_option active_platform_profile; static bool platform_profile_support; @@ -411,6 +445,26 @@ out_free: return ret; } +/* + * Calling this hp_wmi_get_fan_count_userdefine_trigger function also enables + * and/or maintains the laptop in user defined thermal and fan states, instead + * of using a fallback state. After a 120 seconds timeout however, the laptop + * goes back to its fallback state. + */ +static int hp_wmi_get_fan_count_userdefine_trigger(void) +{ + u8 fan_data[4] = {}; + int ret; + + ret = hp_wmi_perform_query(HPWMI_FAN_COUNT_GET_QUERY, HPWMI_GM, + &fan_data, sizeof(u8), + sizeof(fan_data)); + if (ret != 0) + return -EINVAL; + + return fan_data[0]; /* Others bytes aren't providing fan count */ +} + static int hp_wmi_get_fan_speed(int fan) { u8 fsh, fsl; @@ -429,6 +483,23 @@ static int hp_wmi_get_fan_speed(int fan) return (fsh << 8) | fsl; } +static int hp_wmi_get_fan_speed_victus_s(int fan) +{ + u8 fan_data[128] = {}; + int ret; + + if (fan < 0 || fan >= sizeof(fan_data)) + return -EINVAL; + + ret = hp_wmi_perform_query(HPWMI_VICTUS_S_FAN_SPEED_GET_QUERY, + HPWMI_GM, &fan_data, sizeof(u8), + sizeof(fan_data)); + if (ret != 0) + return -EINVAL; + + return fan_data[fan] * 100; +} + static int hp_wmi_read_int(int query) { int val = 0, ret; @@ -557,6 +628,30 @@ static int hp_wmi_fan_speed_max_set(int enabled) return enabled; } +static int hp_wmi_fan_speed_reset(void) +{ + u8 fan_speed[2] = { HP_FAN_SPEED_AUTOMATIC, HP_FAN_SPEED_AUTOMATIC }; + int ret; + + ret = hp_wmi_perform_query(HPWMI_FAN_SPEED_SET_QUERY, HPWMI_GM, + &fan_speed, sizeof(fan_speed), 0); + + return ret; +} + +static int hp_wmi_fan_speed_max_reset(void) +{ + int ret; + + ret = hp_wmi_fan_speed_max_set(0); + if (ret) + return ret; + + /* Disabling max fan speed on Victus s1xxx laptops needs a 2nd step: */ + ret = hp_wmi_fan_speed_reset(); + return ret; +} + static int hp_wmi_fan_speed_max_get(void) { int val = 0, ret; @@ -1221,7 +1316,7 @@ static int platform_profile_omen_get_ec(enum platform_profile_option *profile) return 0; } -static int platform_profile_omen_get(struct platform_profile_handler *pprof, +static int platform_profile_omen_get(struct device *dev, enum platform_profile_option *profile) { /* @@ -1318,7 +1413,7 @@ static int platform_profile_omen_set_ec(enum platform_profile_option profile) return 0; } -static int platform_profile_omen_set(struct platform_profile_handler *pprof, +static int platform_profile_omen_set(struct device *dev, enum platform_profile_option profile) { int err; @@ -1345,7 +1440,7 @@ static int thermal_profile_set(int thermal_profile) sizeof(thermal_profile), 0); } -static int hp_wmi_platform_profile_get(struct platform_profile_handler *pprof, +static int hp_wmi_platform_profile_get(struct device *dev, enum platform_profile_option *profile) { int tp; @@ -1374,7 +1469,7 @@ static int hp_wmi_platform_profile_get(struct platform_profile_handler *pprof, return 0; } -static int hp_wmi_platform_profile_set(struct platform_profile_handler *pprof, +static int hp_wmi_platform_profile_set(struct device *dev, enum platform_profile_option profile) { int err, tp; @@ -1440,11 +1535,11 @@ static int platform_profile_victus_get_ec(enum platform_profile_option *profile) return 0; } -static int platform_profile_victus_get(struct platform_profile_handler *pprof, +static int platform_profile_victus_get(struct device *dev, enum platform_profile_option *profile) { /* Same behaviour as platform_profile_omen_get */ - return platform_profile_omen_get(pprof, profile); + return platform_profile_omen_get(dev, profile); } static int platform_profile_victus_set_ec(enum platform_profile_option profile) @@ -1472,7 +1567,162 @@ static int platform_profile_victus_set_ec(enum platform_profile_option profile) return 0; } -static int platform_profile_victus_set(struct platform_profile_handler *pprof, +static bool is_victus_s_thermal_profile(void) +{ + const char *board_name; + + board_name = dmi_get_system_info(DMI_BOARD_NAME); + if (!board_name) + return false; + + return match_string(victus_s_thermal_profile_boards, + ARRAY_SIZE(victus_s_thermal_profile_boards), + board_name) >= 0; +} + +static int victus_s_gpu_thermal_profile_get(bool *ctgp_enable, + bool *ppab_enable, + u8 *dstate, + u8 *gpu_slowdown_temp) +{ + struct victus_gpu_power_modes gpu_power_modes; + int ret; + + ret = hp_wmi_perform_query(HPWMI_GET_GPU_THERMAL_MODES_QUERY, HPWMI_GM, + &gpu_power_modes, sizeof(gpu_power_modes), + sizeof(gpu_power_modes)); + if (ret == 0) { + *ctgp_enable = gpu_power_modes.ctgp_enable ? true : false; + *ppab_enable = gpu_power_modes.ppab_enable ? true : false; + *dstate = gpu_power_modes.dstate; + *gpu_slowdown_temp = gpu_power_modes.gpu_slowdown_temp; + } + + return ret; +} + +static int victus_s_gpu_thermal_profile_set(bool ctgp_enable, + bool ppab_enable, + u8 dstate) +{ + struct victus_gpu_power_modes gpu_power_modes; + int ret; + + bool current_ctgp_state, current_ppab_state; + u8 current_dstate, current_gpu_slowdown_temp; + + /* Retrieving GPU slowdown temperature, in order to keep it unchanged */ + ret = victus_s_gpu_thermal_profile_get(¤t_ctgp_state, + ¤t_ppab_state, + ¤t_dstate, + ¤t_gpu_slowdown_temp); + if (ret < 0) { + pr_warn("GPU modes not updated, unable to get slowdown temp\n"); + return ret; + } + + gpu_power_modes.ctgp_enable = ctgp_enable ? 0x01 : 0x00; + gpu_power_modes.ppab_enable = ppab_enable ? 0x01 : 0x00; + gpu_power_modes.dstate = dstate; + gpu_power_modes.gpu_slowdown_temp = current_gpu_slowdown_temp; + + + ret = hp_wmi_perform_query(HPWMI_SET_GPU_THERMAL_MODES_QUERY, HPWMI_GM, + &gpu_power_modes, sizeof(gpu_power_modes), 0); + + return ret; +} + +/* Note: HP_POWER_LIMIT_DEFAULT can be used to restore default PL1 and PL2 */ +static int victus_s_set_cpu_pl1_pl2(u8 pl1, u8 pl2) +{ + struct victus_power_limits power_limits; + int ret; + + /* We need to know both PL1 and PL2 values in order to check them */ + if (pl1 == HP_POWER_LIMIT_NO_CHANGE || pl2 == HP_POWER_LIMIT_NO_CHANGE) + return -EINVAL; + + /* PL2 is not supposed to be lower than PL1 */ + if (pl2 < pl1) + return -EINVAL; + + power_limits.pl1 = pl1; + power_limits.pl2 = pl2; + power_limits.pl4 = HP_POWER_LIMIT_NO_CHANGE; + power_limits.cpu_gpu_concurrent_limit = HP_POWER_LIMIT_NO_CHANGE; + + ret = hp_wmi_perform_query(HPWMI_SET_POWER_LIMITS_QUERY, HPWMI_GM, + &power_limits, sizeof(power_limits), 0); + + return ret; +} + +static int platform_profile_victus_s_set_ec(enum platform_profile_option profile) +{ + bool gpu_ctgp_enable, gpu_ppab_enable; + u8 gpu_dstate; /* Test shows 1 = 100%, 2 = 50%, 3 = 25%, 4 = 12.5% */ + int err, tp; + + switch (profile) { + case PLATFORM_PROFILE_PERFORMANCE: + tp = HP_VICTUS_S_THERMAL_PROFILE_PERFORMANCE; + gpu_ctgp_enable = true; + gpu_ppab_enable = true; + gpu_dstate = 1; + break; + case PLATFORM_PROFILE_BALANCED: + tp = HP_VICTUS_S_THERMAL_PROFILE_DEFAULT; + gpu_ctgp_enable = false; + gpu_ppab_enable = true; + gpu_dstate = 1; + break; + case PLATFORM_PROFILE_LOW_POWER: + tp = HP_VICTUS_S_THERMAL_PROFILE_DEFAULT; + gpu_ctgp_enable = false; + gpu_ppab_enable = false; + gpu_dstate = 1; + break; + default: + return -EOPNOTSUPP; + } + + hp_wmi_get_fan_count_userdefine_trigger(); + + err = omen_thermal_profile_set(tp); + if (err < 0) { + pr_err("Failed to set platform profile %d: %d\n", profile, err); + return err; + } + + err = victus_s_gpu_thermal_profile_set(gpu_ctgp_enable, + gpu_ppab_enable, + gpu_dstate); + if (err < 0) { + pr_err("Failed to set GPU profile %d: %d\n", profile, err); + return err; + } + + return 0; +} + +static int platform_profile_victus_s_set(struct device *dev, + enum platform_profile_option profile) +{ + int err; + + guard(mutex)(&active_platform_profile_lock); + + err = platform_profile_victus_s_set_ec(profile); + if (err < 0) + return err; + + active_platform_profile = profile; + + return 0; +} + +static int platform_profile_victus_set(struct device *dev, enum platform_profile_option profile) { int err; @@ -1488,6 +1738,26 @@ static int platform_profile_victus_set(struct platform_profile_handler *pprof, return 0; } +static int hp_wmi_platform_profile_probe(void *drvdata, unsigned long *choices) +{ + if (is_omen_thermal_profile()) { + set_bit(PLATFORM_PROFILE_COOL, choices); + } else if (is_victus_thermal_profile()) { + set_bit(PLATFORM_PROFILE_QUIET, choices); + } else if (is_victus_s_thermal_profile()) { + /* Adding an equivalent to HP Omen software ECO mode: */ + set_bit(PLATFORM_PROFILE_LOW_POWER, choices); + } else { + set_bit(PLATFORM_PROFILE_QUIET, choices); + set_bit(PLATFORM_PROFILE_COOL, choices); + } + + set_bit(PLATFORM_PROFILE_BALANCED, choices); + set_bit(PLATFORM_PROFILE_PERFORMANCE, choices); + + return 0; +} + static int omen_powersource_event(struct notifier_block *nb, unsigned long value, void *data) @@ -1545,6 +1815,39 @@ static int omen_powersource_event(struct notifier_block *nb, return NOTIFY_OK; } +static int victus_s_powersource_event(struct notifier_block *nb, + unsigned long value, + void *data) +{ + struct acpi_bus_event *event_entry = data; + int err; + + if (strcmp(event_entry->device_class, ACPI_AC_CLASS) != 0) + return NOTIFY_DONE; + + pr_debug("Received power source device event\n"); + + /* + * Switching to battery power source while Performance mode is active + * needs manual triggering of CPU power limits. Same goes when switching + * to AC power source while Performance mode is active. Other modes + * however are automatically behaving without any manual action. + * Seen on HP 16-s1034nf (board 8C9C) with F.11 and F.13 BIOS versions. + */ + + if (active_platform_profile == PLATFORM_PROFILE_PERFORMANCE) { + pr_debug("Triggering CPU PL1/PL2 actualization\n"); + err = victus_s_set_cpu_pl1_pl2(HP_POWER_LIMIT_DEFAULT, + HP_POWER_LIMIT_DEFAULT); + if (err) + pr_warn("Failed to actualize power limits: %d\n", err); + + return NOTIFY_DONE; + } + + return NOTIFY_OK; +} + static int omen_register_powersource_event_handler(void) { int err; @@ -1560,13 +1863,57 @@ static int omen_register_powersource_event_handler(void) return 0; } +static int victus_s_register_powersource_event_handler(void) +{ + int err; + + platform_power_source_nb.notifier_call = victus_s_powersource_event; + err = register_acpi_notifier(&platform_power_source_nb); + if (err < 0) { + pr_warn("Failed to install ACPI power source notify handler\n"); + return err; + } + + return 0; +} + static inline void omen_unregister_powersource_event_handler(void) { unregister_acpi_notifier(&platform_power_source_nb); } -static int thermal_profile_setup(void) +static inline void victus_s_unregister_powersource_event_handler(void) { + unregister_acpi_notifier(&platform_power_source_nb); +} + +static const struct platform_profile_ops platform_profile_omen_ops = { + .probe = hp_wmi_platform_profile_probe, + .profile_get = platform_profile_omen_get, + .profile_set = platform_profile_omen_set, +}; + +static const struct platform_profile_ops platform_profile_victus_ops = { + .probe = hp_wmi_platform_profile_probe, + .profile_get = platform_profile_victus_get, + .profile_set = platform_profile_victus_set, +}; + +static const struct platform_profile_ops platform_profile_victus_s_ops = { + .probe = hp_wmi_platform_profile_probe, + .profile_get = platform_profile_omen_get, + .profile_set = platform_profile_victus_s_set, +}; + +static const struct platform_profile_ops hp_wmi_platform_profile_ops = { + .probe = hp_wmi_platform_profile_probe, + .profile_get = hp_wmi_platform_profile_get, + .profile_set = hp_wmi_platform_profile_set, +}; + +static int thermal_profile_setup(struct platform_device *device) +{ + const struct platform_profile_ops *ops; int err, tp; if (is_omen_thermal_profile()) { @@ -1582,10 +1929,7 @@ static int thermal_profile_setup(void) if (err < 0) return err; - platform_profile_handler.profile_get = platform_profile_omen_get; - platform_profile_handler.profile_set = platform_profile_omen_set; - - set_bit(PLATFORM_PROFILE_COOL, platform_profile_handler.choices); + ops = &platform_profile_omen_ops; } else if (is_victus_thermal_profile()) { err = platform_profile_victus_get_ec(&active_platform_profile); if (err < 0) @@ -1599,10 +1943,19 @@ static int thermal_profile_setup(void) if (err < 0) return err; - platform_profile_handler.profile_get = platform_profile_victus_get; - platform_profile_handler.profile_set = platform_profile_victus_set; + ops = &platform_profile_victus_ops; + } else if (is_victus_s_thermal_profile()) { + /* + * Being unable to retrieve laptop's current thermal profile, + * during this setup, we set it to Balanced by default. + */ + active_platform_profile = PLATFORM_PROFILE_BALANCED; + + err = platform_profile_victus_s_set_ec(active_platform_profile); + if (err < 0) + return err; - set_bit(PLATFORM_PROFILE_QUIET, platform_profile_handler.choices); + ops = &platform_profile_victus_s_ops; } else { tp = thermal_profile_get(); @@ -1617,20 +1970,15 @@ static int thermal_profile_setup(void) if (err) return err; - platform_profile_handler.profile_get = hp_wmi_platform_profile_get; - platform_profile_handler.profile_set = hp_wmi_platform_profile_set; - - set_bit(PLATFORM_PROFILE_QUIET, platform_profile_handler.choices); - set_bit(PLATFORM_PROFILE_COOL, platform_profile_handler.choices); + ops = &hp_wmi_platform_profile_ops; } - set_bit(PLATFORM_PROFILE_BALANCED, platform_profile_handler.choices); - set_bit(PLATFORM_PROFILE_PERFORMANCE, platform_profile_handler.choices); - - err = platform_profile_register(&platform_profile_handler); - if (err) - return err; + platform_profile_device = devm_platform_profile_register(&device->dev, "hp-wmi", + NULL, ops); + if (IS_ERR(platform_profile_device)) + return PTR_ERR(platform_profile_device); + pr_info("Registered as platform profile handler\n"); platform_profile_support = true; return 0; @@ -1663,7 +2011,7 @@ static int __init hp_wmi_bios_setup(struct platform_device *device) if (err < 0) return err; - thermal_profile_setup(); + thermal_profile_setup(device); return 0; } @@ -1689,9 +2037,6 @@ static void __exit hp_wmi_bios_remove(struct platform_device *device) rfkill_unregister(wwan_rfkill); rfkill_destroy(wwan_rfkill); } - - if (platform_profile_support) - platform_profile_remove(); } static int hp_wmi_resume_handler(struct device *device) @@ -1759,8 +2104,13 @@ static umode_t hp_wmi_hwmon_is_visible(const void *data, case hwmon_pwm: return 0644; case hwmon_fan: - if (hp_wmi_get_fan_speed(channel) >= 0) - return 0444; + if (is_victus_s_thermal_profile()) { + if (hp_wmi_get_fan_speed_victus_s(channel) >= 0) + return 0444; + } else { + if (hp_wmi_get_fan_speed(channel) >= 0) + return 0444; + } break; default: return 0; @@ -1776,8 +2126,10 @@ static int hp_wmi_hwmon_read(struct device *dev, enum hwmon_sensor_types type, switch (type) { case hwmon_fan: - ret = hp_wmi_get_fan_speed(channel); - + if (is_victus_s_thermal_profile()) + ret = hp_wmi_get_fan_speed_victus_s(channel); + else + ret = hp_wmi_get_fan_speed(channel); if (ret < 0) return ret; *val = ret; @@ -1810,11 +2162,17 @@ static int hp_wmi_hwmon_write(struct device *dev, enum hwmon_sensor_types type, case hwmon_pwm: switch (val) { case 0: + if (is_victus_s_thermal_profile()) + hp_wmi_get_fan_count_userdefine_trigger(); /* 0 is no fan speed control (max), which is 1 for us */ return hp_wmi_fan_speed_max_set(1); case 2: /* 2 is automatic speed control, which is 0 for us */ - return hp_wmi_fan_speed_max_set(0); + if (is_victus_s_thermal_profile()) { + hp_wmi_get_fan_count_userdefine_trigger(); + return hp_wmi_fan_speed_max_reset(); + } else + return hp_wmi_fan_speed_max_set(0); default: /* we don't support manual fan speed control */ return -EINVAL; @@ -1893,6 +2251,10 @@ static int __init hp_wmi_init(void) err = omen_register_powersource_event_handler(); if (err) goto err_unregister_device; + } else if (is_victus_s_thermal_profile()) { + err = victus_s_register_powersource_event_handler(); + if (err) + goto err_unregister_device; } return 0; @@ -1912,6 +2274,9 @@ static void __exit hp_wmi_exit(void) if (is_omen_thermal_profile() || is_victus_thermal_profile()) omen_unregister_powersource_event_handler(); + if (is_victus_s_thermal_profile()) + victus_s_unregister_powersource_event_handler(); + if (wmi_has_guid(HPWMI_EVENT_GUID)) hp_wmi_input_destroy(); |