]> git.baikalelectronics.ru Git - kernel.git/commit
scsi: ufs: Modify Tactive time setting conditions
authorSEO HOYOUNG <hy50.seo@samsung.com>
Thu, 6 Jan 2022 21:39:24 +0000 (06:39 +0900)
committerMartin K. Petersen <martin.petersen@oracle.com>
Mon, 10 Jan 2022 15:44:21 +0000 (10:44 -0500)
commitd0dc228a2b6c98fbc1c0e8adb71785505890ccad
tree13728e28d43b083849825f0f82d07bd41f3c7763
parentcb084b73ac4f0281defb8eed3ca4ee113895a934
scsi: ufs: Modify Tactive time setting conditions

The Tactive time determines the waiting time before burst at hibern8 exit
and is determined by hardware at linkup time. However, in the case of
Samsung devices, increase host's Tactive time +100us for stability. If the
HCI's Tactive time is equal or greater than the device, +100us should be
set.

Link: https://lore.kernel.org/r/20220106213924.186263-1-hy50.seo@samsung.com
Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>
Acked-by: Avri Altman <Avri.Altman@wdc.com>
Signed-off-by: SEO HOYOUNG <hy50.seo@samsung.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/ufs/ufshcd.c