scsi: ufs: Add quirk to disallow reset of interrupt aggregation
authorAlim Akhtar <alim.akhtar@samsung.com>
Thu, 28 May 2020 01:16:50 +0000 (06:46 +0530)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 26 Aug 2020 09:49:14 +0000 (11:49 +0200)
commit81929755f92e310ccbc25b1b1bd5cea71850a40c
treedb772014562d7665849d9b67acbba08a298c3ae9
parent8ab0b065d8bd45756e356d06fec21960be9ce630
scsi: ufs: Add quirk to disallow reset of interrupt aggregation

[ Upstream commit b638b5eb624bd5d0766683b6181d578f414585e9 ]

Some host controllers support interrupt aggregation but don't allow
resetting counter and timer in software.

Link: https://lore.kernel.org/r/20200528011658.71590-3-alim.akhtar@samsung.com
Reviewed-by: Avri Altman <avri.altman@wdc.com>
Signed-off-by: Seungwon Jeon <essuuj@gmail.com>
Signed-off-by: Alim Akhtar <alim.akhtar@samsung.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/scsi/ufs/ufshcd.c
drivers/scsi/ufs/ufshcd.h