diff options
Diffstat (limited to 'drivers/scsi/ufs/ufs-mediatek.c')
-rw-r--r-- | drivers/scsi/ufs/ufs-mediatek.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/scsi/ufs/ufs-mediatek.c b/drivers/scsi/ufs/ufs-mediatek.c index 0ce08872d671..8f73c860f423 100644 --- a/drivers/scsi/ufs/ufs-mediatek.c +++ b/drivers/scsi/ufs/ufs-mediatek.c @@ -313,6 +313,15 @@ static int ufs_mtk_pre_link(struct ufs_hba *hba) ufs_mtk_unipro_powerdown(hba, 0); + /* + * Setting PA_Local_TX_LCC_Enable to 0 before link startup + * to make sure that both host and device TX LCC are disabled + * once link startup is completed. + */ + ret = ufshcd_dme_set(hba, UIC_ARG_MIB(PA_LOCAL_TX_LCC_ENABLE), 0); + if (ret) + return ret; + /* disable deep stall */ ret = ufshcd_dme_get(hba, UIC_ARG_MIB(VS_SAVEPOWERCONTROL), &tmp); if (ret) @@ -344,9 +353,6 @@ static void ufs_mtk_setup_clk_gating(struct ufs_hba *hba) static int ufs_mtk_post_link(struct ufs_hba *hba) { - /* disable device LCC */ - ufshcd_dme_set(hba, UIC_ARG_MIB(PA_LOCAL_TX_LCC_ENABLE), 0); - /* enable unipro clock gating feature */ ufs_mtk_cfg_unipro_cg(hba, true); |