Messages in this thread | | | Subject | Re: [PATCH] scsi: ufs: Disable autohibern8 feature in Cadence UFS | From | Vignesh Raghavendra <> | Date | Wed, 4 Dec 2019 19:06:09 +0530 |
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On 03/12/19 3:37 pm, sheebab wrote: > This patch disables autohibern8 feature in Cadence UFS. > The autohibern8 feature has issues due to which unexpected interrupt > trigger is happening. After the interrupt issue is sorted out autohibern8 > feature will be re-enabled > > Signed-off-by: sheebab <sheebab@cadence.com> > ---
Tested-by: Vignesh Raghavendra <vigneshr@ti.com>
You will have to repost patch 2/2[1] of your previous series as that patch no longer applies cleanly anymore given that we no longer want 1/2 to be merged.
[1] https://lore.kernel.org/linux-scsi/1574147082-22725-3-git-send-email-sheebab@cadence.com/
> drivers/scsi/ufs/cdns-pltfrm.c | 6 ++++++ > 1 file changed, 6 insertions(+) > > diff --git a/drivers/scsi/ufs/cdns-pltfrm.c b/drivers/scsi/ufs/cdns-pltfrm.c > index b2af04c57a39..882425d1166b 100644 > --- a/drivers/scsi/ufs/cdns-pltfrm.c > +++ b/drivers/scsi/ufs/cdns-pltfrm.c > @@ -98,6 +98,12 @@ static int cdns_ufs_link_startup_notify(struct ufs_hba *hba, > * completed. > */ > ufshcd_dme_set(hba, UIC_ARG_MIB(PA_LOCAL_TX_LCC_ENABLE), 0); > + > + /* > + * Disabling Autohibern8 feature in cadence UFS > + * to mask unexpected interrupt trigger. > + */ > + hba->ahit = 0; > > return 0; > } >
-- Regards Vignesh
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