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| author | Bart Van Assche <bvanassche@acm.org> | 2022-12-09 02:43:56 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2022-12-31 00:17:33 +0300 |
| commit | 2000bc309703b34ab776c7c00dfb5865721eb257 (patch) | |
| tree | e005db59c1ba225c8d697bc1922c5ef4f0286423 /drivers/ufs/core | |
| parent | ee8c88cab4afbd5ee10a127d6cbecd6b200185a5 (diff) | |
| download | linux-2000bc309703b34ab776c7c00dfb5865721eb257.tar.xz | |
scsi: ufs: core: Reduce the clock scaling latency
Wait at most 20 ms before rechecking the doorbells instead of waiting for a
potentially long time between doorbell checks.
Reviewed-by: Avri Altman <avri.altman@wdc.com>
Reviewed-by: Stanley Chu <stanley.chu@mediatek.com>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/ufs/core')
| -rw-r--r-- | drivers/ufs/core/ufshcd.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c index 2dbe24977822..b5d9088b7de3 100644 --- a/drivers/ufs/core/ufshcd.c +++ b/drivers/ufs/core/ufshcd.c @@ -1154,7 +1154,7 @@ static int ufshcd_wait_for_doorbell_clr(struct ufs_hba *hba, } spin_unlock_irqrestore(hba->host->host_lock, flags); - schedule(); + io_schedule_timeout(msecs_to_jiffies(20)); if (ktime_to_us(ktime_sub(ktime_get(), start)) > wait_timeout_us) { timeout = true; |