From: Greg Kroah-Hartman gregkh@linuxfoundation.org
From: Kiwoong Kim kwmad.kim@samsung.com
[ Upstream commit a967ddb22d94eb476ccef983b5f2730fa4d184d0 ]
Set optimized values for the following timeouts:
- FC0_PROTECTION_TIMER - TC0_REPLAY_TIMER - AFC0_REQUEST_TIMER
Exynos doesn't yet use traffic class #1.
Link: https://lore.kernel.org/r/a0ff44f665a4f31d2f945fd71de03571204c576c.160851378... Signed-off-by: Kiwoong Kim kwmad.kim@samsung.com Signed-off-by: Martin K. Petersen martin.petersen@oracle.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/scsi/ufs/ufs-exynos.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/scsi/ufs/ufs-exynos.c b/drivers/scsi/ufs/ufs-exynos.c index a8770ff14588..5ca21d1550df 100644 --- a/drivers/scsi/ufs/ufs-exynos.c +++ b/drivers/scsi/ufs/ufs-exynos.c @@ -640,6 +640,11 @@ static int exynos_ufs_pre_pwr_mode(struct ufs_hba *hba, } }
+ /* setting for three timeout values for traffic class #0 */ + ufshcd_dme_set(hba, UIC_ARG_MIB(PA_PWRMODEUSERDATA0), 8064); + ufshcd_dme_set(hba, UIC_ARG_MIB(PA_PWRMODEUSERDATA1), 28224); + ufshcd_dme_set(hba, UIC_ARG_MIB(PA_PWRMODEUSERDATA2), 20160); + return 0; out: return ret; @@ -1236,7 +1241,8 @@ struct exynos_ufs_drv_data exynos_ufs_drvs = { UFSHCI_QUIRK_BROKEN_HCE | UFSHCI_QUIRK_SKIP_RESET_INTR_AGGR | UFSHCD_QUIRK_BROKEN_OCS_FATAL_ERROR | - UFSHCI_QUIRK_SKIP_MANUAL_WB_FLUSH_CTRL, + UFSHCI_QUIRK_SKIP_MANUAL_WB_FLUSH_CTRL | + UFSHCD_QUIRK_SKIP_DEF_UNIPRO_TIMEOUT_SETTING, .opts = EXYNOS_UFS_OPT_HAS_APB_CLK_CTRL | EXYNOS_UFS_OPT_BROKEN_AUTO_CLK_CTRL | EXYNOS_UFS_OPT_BROKEN_RX_SEL_IDX |