Messages in this thread | | | Subject | Re: [PATCH v5 1/7] scsi: ufs: Add device reset in link recovery path | From | Stanley Chu <> | Date | Fri, 15 Nov 2019 14:25:14 +0800 |
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Hi Can,
On Thu, 2019-11-14 at 22:09 -0800, Can Guo wrote: > In order to recover from hibern8 exit failure, perform a reset in > link recovery path before issuing link start-up. > > Signed-off-by: Can Guo <cang@codeaurora.org> > Reviewed-by: Bean Huo <beanhuo@micron.com> > --- > drivers/scsi/ufs/ufshcd.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c > index c28c144..525f8e6 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);
Reviewed-by: Stanley Chu <stanley.chu@mediatek.com>
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