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path: root/drivers/scsi/ufs/ufs-mediatek.c
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Diffstat (limited to 'drivers/scsi/ufs/ufs-mediatek.c')
-rw-r--r--drivers/scsi/ufs/ufs-mediatek.c30
1 files changed, 25 insertions, 5 deletions
diff --git a/drivers/scsi/ufs/ufs-mediatek.c b/drivers/scsi/ufs/ufs-mediatek.c
index 673c16596fb2..d56ce8d97d4e 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;
@@ -73,9 +79,9 @@ static int ufs_mtk_hce_enable_notify(struct ufs_hba *hba,
if (status == PRE_CHANGE) {
if (host->unipro_lpm)
- hba->hba_enable_delay_us = 0;
+ hba->vps->hba_enable_delay_us = 0;
else
- hba->hba_enable_delay_us = 600;
+ hba->vps->hba_enable_delay_us = 600;
}
return 0;
@@ -263,6 +269,10 @@ static int ufs_mtk_init(struct ufs_hba *hba)
/* Enable clock-gating */
hba->caps |= UFSHCD_CAP_CLK_GATING;
+ /* Enable WriteBooster */
+ hba->caps |= UFSHCD_CAP_WB_EN;
+ hba->vps->wb_flush_threshold = UFS_WB_BUF_REMAIN_PERCENT(80);
+
/*
* ufshcd_vops_init() is invoked after
* ufshcd_setup_clock(true) in ufshcd_hba_init() thus
@@ -555,10 +565,8 @@ 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 +583,17 @@ static int ufs_mtk_apply_dev_quirks(struct ufs_hba *hba)
return 0;
}
+static 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 +608,7 @@ 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,