From ebdd1dfde5d2c9b2532ee5b393d66d8bc5f56177 Mon Sep 17 00:00:00 2001 From: Can Guo <cang@codeaurora.org> Date: Thu, 14 Nov 2019 22:09:24 -0800 Subject: scsi: ufs: Add device reset in link recovery path In order to recover from hibern8 exit failure, perform a reset in link recovery path before issuing link start-up. Link: https://lore.kernel.org/r/1573798172-20534-2-git-send-email-cang@codeaurora.org Reviewed-by: Bean Huo <beanhuo@micron.com> Reviewed-by: Stanley Chu <stanley.chu@mediatek.com> Signed-off-by: Can Guo <cang@codeaurora.org> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> --- drivers/scsi/ufs/ufshcd.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/scsi') diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 977d0c6fef95..e644e1e29c91 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -3859,6 +3859,9 @@ static int ufshcd_link_recovery(struct ufs_hba *hba) ufshcd_set_eh_in_progress(hba); spin_unlock_irqrestore(hba->host->host_lock, flags); + /* Reset the attached device */ + ufshcd_vops_device_reset(hba); + ret = ufshcd_host_reset_and_restore(hba); spin_lock_irqsave(hba->host->host_lock, flags); -- cgit v1.2.3