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| author | Kiwoong Kim <kwmad.kim@samsung.com> | 2020-12-21 04:24:41 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-03-11 16:17:27 +0300 |
| commit | 0905bfe69ac2240a6b01b06da21b7c5da0d028ae (patch) | |
| tree | 62c6ca2a5aae9c25f17aae7bc26c4b40fbe87325 /drivers/scsi | |
| parent | c32b34115357ca555189b48296bbd4242b5cd256 (diff) | |
| download | linux-0905bfe69ac2240a6b01b06da21b7c5da0d028ae.tar.xz | |
scsi: ufs: ufs-exynos: Apply vendor-specific values for three timeouts
[ 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.1608513782.git.kwmad.kim@samsung.com
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>
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/ufs/ufs-exynos.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/scsi/ufs/ufs-exynos.c b/drivers/scsi/ufs/ufs-exynos.c index 5e6b95dbb578..2993ac877a61 100644 --- a/drivers/scsi/ufs/ufs-exynos.c +++ b/drivers/scsi/ufs/ufs-exynos.c @@ -653,6 +653,11 @@ 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; @@ -1249,7 +1254,8 @@ 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 | |