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authorCC Chou <cc.chou@mediatek.com>2022-06-16 08:37:17 +0300
committerMartin K. Petersen <martin.petersen@oracle.com>2022-06-17 05:08:43 +0300
commit3f9b6cec12e2d2b3bdf69d47979b7877985c55e0 (patch)
tree16c96fb921342fa60a9033a26822440691757000 /drivers/ufs/host/ufs-mediatek.h
parentd81c4c6f71704348f7ea3191672ac98435831db9 (diff)
downloadlinux-3f9b6cec12e2d2b3bdf69d47979b7877985c55e0.tar.xz
scsi: ufs: ufs-mediatek: Introduce workaround for power mode change
Some MediaTek SoC chips need special flow for power mode change, especially for chips supporting HS-G5. Enable the workaround by setting the host-specific capability. Link: https://lore.kernel.org/r/20220616053725.5681-4-stanley.chu@mediatek.com Reviewed-by: Stanley Chu <stanley.chu@mediatek.com> Signed-off-by: CC Chou <cc.chou@mediatek.com> Signed-off-by: Eddie Huang <eddie.huang@mediatek.com> Signed-off-by: Dennis Yu <tun-yu.yu@mediatek.com> Signed-off-by: Peter Wang <peter.want@medaitek.com> Signed-off-by: Stanley Chu <stanley.chu@mediatek.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/ufs/host/ufs-mediatek.h')
-rw-r--r--drivers/ufs/host/ufs-mediatek.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/ufs/host/ufs-mediatek.h b/drivers/ufs/host/ufs-mediatek.h
index 414dca86c09f..7e1913769671 100644
--- a/drivers/ufs/host/ufs-mediatek.h
+++ b/drivers/ufs/host/ufs-mediatek.h
@@ -108,6 +108,7 @@ enum ufs_mtk_host_caps {
UFS_MTK_CAP_VA09_PWR_CTRL = 1 << 1,
UFS_MTK_CAP_DISABLE_AH8 = 1 << 2,
UFS_MTK_CAP_BROKEN_VCC = 1 << 3,
+ UFS_MTK_CAP_PMC_VIA_FASTAUTO = 1 << 6,
};
struct ufs_mtk_crypt_cfg {