Commit bacb96ce authored by Peter Wang's avatar Peter Wang Committed by Martin K. Petersen
Browse files

scsi: ufs: host: mediatek: Fix UniPro setting for MT6989 



Set the UniPro attribute 0xD09E[4] bit to enable the 1144 functions
specifically for the MT6989 platform. This adjustment ensures proper
functionality and compatibility with the MT6989 hardware.

Signed-off-by: default avatarPeter Wang <peter.wang@mediatek.com>
Link: https://lore.kernel.org/r/20250811131423.3444014-9-peter.wang@mediatek.com


Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent f1617ecf

drivers/ufs/host/ufs-mediatek.c

+11 −0
Original line number Diff line number Diff line
@@ -1475,6 +1475,7 @@ static int ufs_mtk_pre_link(struct ufs_hba *hba) 
{

	int ret;

	u32 tmp;

	struct ufs_mtk_host *host = ufshcd_get_variant(hba);



	ufs_mtk_get_controller_version(hba);
@@ -1500,6 +1501,16 @@ static int ufs_mtk_pre_link(struct ufs_hba *hba) 


	ret = ufshcd_dme_set(hba, UIC_ARG_MIB(VS_SAVEPOWERCONTROL), tmp);



	/* Enable the 1144 functions setting */

	if (host->ip_ver == IP_VER_MT6989) {

		ret = ufshcd_dme_get(hba, UIC_ARG_MIB(VS_DEBUGOMC), &tmp);

		if (ret)

			return ret;



		tmp |= 0x10;

		ret = ufshcd_dme_set(hba, UIC_ARG_MIB(VS_DEBUGOMC), tmp);

	}



	return ret;

}

static void ufs_mtk_post_link(struct ufs_hba *hba)