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path: root/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
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Diffstat (limited to 'drivers/scsi/hisi_sas/hisi_sas_v3_hw.c')
-rw-r--r--drivers/scsi/hisi_sas/hisi_sas_v3_hw.c62
1 files changed, 27 insertions, 35 deletions
diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
index 27884f3106ab..0ef6c21bf081 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
@@ -519,6 +519,8 @@ struct hisi_sas_err_record_v3 {
#define CHNL_INT_STS_INT2_MSK BIT(3)
#define CHNL_WIDTH 4
+#define BAR_NO_V3_HW 5
+
enum {
DSM_FUNC_ERR_HANDLE_MSI = 0,
};
@@ -1481,7 +1483,6 @@ static irqreturn_t phy_up_v3_hw(int phy_no, struct hisi_hba *hisi_hba)
struct hisi_sas_phy *phy = &hisi_hba->phy[phy_no];
struct asd_sas_phy *sas_phy = &phy->sas_phy;
struct device *dev = hisi_hba->dev;
- unsigned long flags;
del_timer(&phy->timer);
hisi_sas_phy_write32(hisi_hba, phy_no, PHYCTRL_PHY_ENA_MSK, 1);
@@ -1563,13 +1564,9 @@ static irqreturn_t phy_up_v3_hw(int phy_no, struct hisi_hba *hisi_hba)
phy->phy_attached = 1;
hisi_sas_notify_phy_event(phy, HISI_PHYE_PHY_UP);
res = IRQ_HANDLED;
- spin_lock_irqsave(&phy->lock, flags);
- if (phy->reset_completion) {
- phy->in_reset = 0;
- complete(phy->reset_completion);
- }
- spin_unlock_irqrestore(&phy->lock, flags);
end:
+ if (phy->reset_completion)
+ complete(phy->reset_completion);
hisi_sas_phy_write32(hisi_hba, phy_no, CHL_INT0,
CHL_INT0_SL_PHY_ENABLE_MSK);
hisi_sas_phy_write32(hisi_hba, phy_no, PHYCTRL_PHY_ENA_MSK, 0);
@@ -1616,7 +1613,7 @@ static irqreturn_t phy_bcast_v3_hw(int phy_no, struct hisi_hba *hisi_hba)
hisi_sas_phy_write32(hisi_hba, phy_no, SL_RX_BCAST_CHK_MSK, 1);
bcast_status = hisi_sas_phy_read32(hisi_hba, phy_no, RX_PRIMS_STATUS);
if ((bcast_status & RX_BCAST_CHG_MSK) &&
- !test_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags))
+ !test_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags))
sas_notify_port_event(sas_phy, PORTE_BROADCAST_RCVD,
GFP_ATOMIC);
hisi_sas_phy_write32(hisi_hba, phy_no, CHL_INT0,
@@ -2770,14 +2767,16 @@ static int slave_configure_v3_hw(struct scsi_device *sdev)
return 0;
}
-static struct device_attribute *host_attrs_v3_hw[] = {
- &dev_attr_phy_event_threshold,
- &dev_attr_intr_conv_v3_hw,
- &dev_attr_intr_coal_ticks_v3_hw,
- &dev_attr_intr_coal_count_v3_hw,
+static struct attribute *host_v3_hw_attrs[] = {
+ &dev_attr_phy_event_threshold.attr,
+ &dev_attr_intr_conv_v3_hw.attr,
+ &dev_attr_intr_coal_ticks_v3_hw.attr,
+ &dev_attr_intr_coal_count_v3_hw.attr,
NULL
};
+ATTRIBUTE_GROUPS(host_v3_hw);
+
#define HISI_SAS_DEBUGFS_REG(x) {#x, x}
struct hisi_sas_debugfs_reg_lu {
@@ -3156,13 +3155,13 @@ static struct scsi_host_template sht_v3_hw = {
.max_sectors = SCSI_DEFAULT_MAX_SECTORS,
.eh_device_reset_handler = sas_eh_device_reset_handler,
.eh_target_reset_handler = sas_eh_target_reset_handler,
- .slave_alloc = sas_slave_alloc,
+ .slave_alloc = hisi_sas_slave_alloc,
.target_destroy = sas_target_destroy,
.ioctl = sas_ioctl,
#ifdef CONFIG_COMPAT
.compat_ioctl = sas_ioctl,
#endif
- .shost_attrs = host_attrs_v3_hw,
+ .shost_groups = host_v3_hw_groups,
.tag_alloc_policy = BLK_TAG_ALLOC_RR,
.host_reset = hisi_sas_host_reset,
.host_tagset = 1,
@@ -3687,7 +3686,6 @@ static void debugfs_snapshot_regs_v3_hw(struct hisi_hba *hisi_hba)
do_div(timestamp, NSEC_PER_MSEC);
hisi_hba->debugfs_timestamp[debugfs_dump_index] = timestamp;
- hisi_hba->debugfs_dump_index++;
debugfs_snapshot_prepare_v3_hw(hisi_hba);
@@ -3703,6 +3701,7 @@ static void debugfs_snapshot_regs_v3_hw(struct hisi_hba *hisi_hba)
debugfs_create_files_v3_hw(hisi_hba);
debugfs_snapshot_restore_v3_hw(hisi_hba);
+ hisi_hba->debugfs_dump_index++;
}
static ssize_t debugfs_trigger_dump_v3_hw_write(struct file *file,
@@ -4677,15 +4676,15 @@ hisi_sas_v3_probe(struct pci_dev *pdev, const struct pci_device_id *id)
struct sas_ha_struct *sha;
int rc, phy_nr, port_nr, i;
- rc = pci_enable_device(pdev);
+ rc = pcim_enable_device(pdev);
if (rc)
goto err_out;
pci_set_master(pdev);
- rc = pci_request_regions(pdev, DRV_NAME);
+ rc = pcim_iomap_regions(pdev, 1 << BAR_NO_V3_HW, DRV_NAME);
if (rc)
- goto err_out_disable_device;
+ goto err_out;
rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
if (rc)
@@ -4693,20 +4692,20 @@ hisi_sas_v3_probe(struct pci_dev *pdev, const struct pci_device_id *id)
if (rc) {
dev_err(dev, "No usable DMA addressing method\n");
rc = -ENODEV;
- goto err_out_regions;
+ goto err_out;
}
shost = hisi_sas_shost_alloc_pci(pdev);
if (!shost) {
rc = -ENOMEM;
- goto err_out_regions;
+ goto err_out;
}
sha = SHOST_TO_SAS_HA(shost);
hisi_hba = shost_priv(shost);
dev_set_drvdata(dev, sha);
- hisi_hba->regs = pcim_iomap(pdev, 5, 0);
+ hisi_hba->regs = pcim_iomap_table(pdev)[BAR_NO_V3_HW];
if (!hisi_hba->regs) {
dev_err(dev, "cannot map register\n");
rc = -ENOMEM;
@@ -4761,7 +4760,7 @@ hisi_sas_v3_probe(struct pci_dev *pdev, const struct pci_device_id *id)
rc = interrupt_preinit_v3_hw(hisi_hba);
if (rc)
goto err_out_debugfs;
- dev_err(dev, "%d hw queues\n", shost->nr_hw_queues);
+
rc = scsi_add_host(shost, dev);
if (rc)
goto err_out_free_irq_vectors;
@@ -4800,10 +4799,6 @@ err_out_debugfs:
err_out_ha:
hisi_sas_free(hisi_hba);
scsi_host_put(shost);
-err_out_regions:
- pci_release_regions(pdev);
-err_out_disable_device:
- pci_disable_device(pdev);
err_out:
return rc;
}
@@ -4833,16 +4828,13 @@ static void hisi_sas_v3_remove(struct pci_dev *pdev)
struct Scsi_Host *shost = sha->core.shost;
pm_runtime_get_noresume(dev);
- if (timer_pending(&hisi_hba->timer))
- del_timer(&hisi_hba->timer);
+ del_timer_sync(&hisi_hba->timer);
sas_unregister_ha(sha);
flush_workqueue(hisi_hba->wq);
sas_remove_host(sha->core.shost);
hisi_sas_v3_destroy_irqs(pdev, hisi_hba);
- pci_release_regions(pdev);
- pci_disable_device(pdev);
hisi_sas_free(hisi_hba);
debugfs_exit_v3_hw(hisi_hba);
scsi_host_put(shost);
@@ -4856,7 +4848,7 @@ static void hisi_sas_reset_prepare_v3_hw(struct pci_dev *pdev)
int rc;
dev_info(dev, "FLR prepare\n");
- set_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags);
+ set_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags);
hisi_sas_controller_reset_prepare(hisi_hba);
rc = disable_host_v3_hw(hisi_hba);
@@ -4902,7 +4894,7 @@ static int _suspend_v3_hw(struct device *device)
return -ENODEV;
}
- if (test_and_set_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags))
+ if (test_and_set_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags))
return -1;
scsi_block_requests(shost);
@@ -4913,7 +4905,7 @@ static int _suspend_v3_hw(struct device *device)
if (rc) {
dev_err(dev, "PM suspend: disable host failed rc=%d\n", rc);
clear_bit(HISI_SAS_REJECT_CMD_BIT, &hisi_hba->flags);
- clear_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags);
+ clear_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags);
scsi_unblock_requests(shost);
return rc;
}
@@ -4952,7 +4944,7 @@ static int _resume_v3_hw(struct device *device)
}
phys_init_v3_hw(hisi_hba);
sas_resume_ha(sha);
- clear_bit(HISI_SAS_RESET_BIT, &hisi_hba->flags);
+ clear_bit(HISI_SAS_RESETTING_BIT, &hisi_hba->flags);
return 0;
}