diff options
Diffstat (limited to 'drivers/scsi/ufs/ufshcd.c')
| -rw-r--r-- | drivers/scsi/ufs/ufshcd.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 4267246df516..1f2caa01ec92 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -2169,6 +2169,7 @@ static void ufshcd_exception_event_handler(struct work_struct *work) u32 status = 0; hba = container_of(work, struct ufs_hba, eeh_work); + pm_runtime_get_sync(hba->dev); err = ufshcd_get_ee_status(hba, &status); if (err) { dev_err(hba->dev, "%s: failed to get exception status %d\n", @@ -2184,6 +2185,7 @@ static void ufshcd_exception_event_handler(struct work_struct *work) __func__, err); } out: + pm_runtime_put_sync(hba->dev); return; } @@ -2196,9 +2198,11 @@ static void ufshcd_fatal_err_handler(struct work_struct *work) struct ufs_hba *hba; hba = container_of(work, struct ufs_hba, feh_workq); + pm_runtime_get_sync(hba->dev); /* check if reset is already in progress */ if (hba->ufshcd_state != UFSHCD_STATE_RESET) ufshcd_do_reset(hba); + pm_runtime_put_sync(hba->dev); } /** @@ -2500,6 +2504,7 @@ static void ufshcd_async_scan(void *data, async_cookie_t cookie) ufshcd_force_reset_auto_bkops(hba); scsi_scan_host(hba->host); + pm_runtime_put_sync(hba->dev); out: return; } @@ -2721,6 +2726,9 @@ int ufshcd_init(struct device *dev, struct ufs_hba **hba_handle, *hba_handle = hba; + /* Hold auto suspend until async scan completes */ + pm_runtime_get_sync(dev); + async_schedule(ufshcd_async_scan, hba); return 0; |