diff options
| author | Stanley Chu <stanley.chu@mediatek.com> | 2020-05-08 16:01:11 +0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2020-05-11 22:48:43 -0400 |
| commit | 62c2f503b54cd17bc4ad7b929354923012375f73 (patch) | |
| tree | 9f179ea3778108c363430b2169d5f66978f86ec6 /drivers/scsi/ufs/ufs-mediatek.c | |
| parent | 8db269a5102eabfb05f4207f90e0a022caf7b804 (diff) | |
scsi: ufs-mediatek: Add fixup_dev_quirks vops
Add fixup_dev_quirk vops in MediaTek UFS platforms and provide an initial
vendor-specific device quirk table.
Link: https://lore.kernel.org/r/20200508080115.24233-5-stanley.chu@mediatek.com
Reviewed-by: Avri Altman <avri.altman@wdc.com>
Reviewed-by: Asutosh Das <asutoshd@codeaurora.org>
Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/ufs/ufs-mediatek.c')
| -rw-r--r-- | drivers/scsi/ufs/ufs-mediatek.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/drivers/scsi/ufs/ufs-mediatek.c b/drivers/scsi/ufs/ufs-mediatek.c index 673c16596fb2..1898f1269ac5 100644 --- a/drivers/scsi/ufs/ufs-mediatek.c +++ b/drivers/scsi/ufs/ufs-mediatek.c @@ -30,6 +30,12 @@ #define ufs_mtk_device_reset_ctrl(high, res) \ ufs_mtk_smc(UFS_MTK_SIP_DEVICE_RESET, high, res) +static struct ufs_dev_fix ufs_mtk_dev_fixups[] = { + UFS_FIX(UFS_VENDOR_SKHYNIX, "H9HQ21AFAMZDAR", + UFS_DEVICE_QUIRK_SUPPORT_EXTENDED_FEATURES), + END_FIX +}; + static void ufs_mtk_cfg_unipro_cg(struct ufs_hba *hba, bool enable) { u32 tmp; @@ -555,10 +561,8 @@ static int ufs_mtk_apply_dev_quirks(struct ufs_hba *hba) struct ufs_dev_info *dev_info = &hba->dev_info; u16 mid = dev_info->wmanufacturerid; - if (mid == UFS_VENDOR_SAMSUNG) { - hba->dev_quirks &= ~UFS_DEVICE_QUIRK_HOST_PA_TACTIVATE; + if (mid == UFS_VENDOR_SAMSUNG) ufshcd_dme_set(hba, UIC_ARG_MIB(PA_TACTIVATE), 6); - } /* * Decide waiting time before gating reference clock and @@ -575,6 +579,17 @@ static int ufs_mtk_apply_dev_quirks(struct ufs_hba *hba) return 0; } +void ufs_mtk_fixup_dev_quirks(struct ufs_hba *hba) +{ + struct ufs_dev_info *dev_info = &hba->dev_info; + u16 mid = dev_info->wmanufacturerid; + + ufshcd_fixup_dev_quirks(hba, ufs_mtk_dev_fixups); + + if (mid == UFS_VENDOR_SAMSUNG) + hba->dev_quirks &= ~UFS_DEVICE_QUIRK_HOST_PA_TACTIVATE; +} + /** * struct ufs_hba_mtk_vops - UFS MTK specific variant operations * @@ -589,6 +604,7 @@ static struct ufs_hba_variant_ops ufs_hba_mtk_vops = { .link_startup_notify = ufs_mtk_link_startup_notify, .pwr_change_notify = ufs_mtk_pwr_change_notify, .apply_dev_quirks = ufs_mtk_apply_dev_quirks, + .fixup_dev_quirks = ufs_mtk_fixup_dev_quirks, .suspend = ufs_mtk_suspend, .resume = ufs_mtk_resume, .dbg_register_dump = ufs_mtk_dbg_register_dump, |