diff options
| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2020-11-17 19:58:33 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2020-11-20 06:00:51 +0300 |
| commit | fd62de114f8c9df098dcd43b5d83c5714176dd12 (patch) | |
| tree | b5c91402ce60f500687252339431ef10ed5d0486 /drivers | |
| parent | cf4d4d8ebdb838ee996e09e3ee18deb9a7737dea (diff) | |
| download | linux-fd62de114f8c9df098dcd43b5d83c5714176dd12.tar.xz | |
scsi: ufs: Avoid to call REQ_CLKS_OFF to CLKS_OFF
Once UFS is gated with CLKS_OFF, it should not call REQ_CLKS_OFF
again. This can lead to hibern8_enter failure.
Link: https://lore.kernel.org/r/20201117165839.1643377-2-jaegeuk@kernel.org
Reviewed-by: Can Guo <cang@codeaurora.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/scsi/ufs/ufshcd.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 80cbce414678..9f53f6391342 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -1755,7 +1755,8 @@ static void __ufshcd_release(struct ufs_hba *hba) if (hba->clk_gating.active_reqs || hba->clk_gating.is_suspended || hba->ufshcd_state != UFSHCD_STATE_OPERATIONAL || ufshcd_any_tag_in_use(hba) || hba->outstanding_tasks || - hba->active_uic_cmd || hba->uic_async_done) + hba->active_uic_cmd || hba->uic_async_done || + hba->clk_gating.state == CLKS_OFF) return; hba->clk_gating.state = REQ_CLKS_OFF; |