Messages in this thread Patch in this message | | | From | Stanley Chu <> | Subject | [PATCH v1 3/4] scsi: ufs-mediatek: configure customized auto-hibern8 timer | Date | Fri, 13 Dec 2019 16:11:34 +0800 |
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Configure customized auto-hibern8 timer in MediaTek Chipsets.
Signed-off-by: Stanley Chu <stanley.chu@mediatek.com> --- drivers/scsi/ufs/ufs-mediatek.c | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/drivers/scsi/ufs/ufs-mediatek.c b/drivers/scsi/ufs/ufs-mediatek.c index 690483c78212..71e2e0e4ea11 100644 --- a/drivers/scsi/ufs/ufs-mediatek.c +++ b/drivers/scsi/ufs/ufs-mediatek.c @@ -7,6 +7,7 @@ */ #include <linux/arm-smccc.h> +#include <linux/bitfield.h> #include <linux/of.h> #include <linux/of_address.h> #include <linux/phy/phy.h> @@ -300,6 +301,13 @@ static int ufs_mtk_post_link(struct ufs_hba *hba) /* enable unipro clock gating feature */ ufs_mtk_cfg_unipro_cg(hba, true); + /* configure auto-hibern8 timer to 10ms */ + if (ufshcd_is_auto_hibern8_supported(hba)) { + ufshcd_auto_hibern8_update(hba, + FIELD_PREP(UFSHCI_AHIBERN8_TIMER_MASK, 10) | + FIELD_PREP(UFSHCI_AHIBERN8_SCALE_MASK, 3)); + } + return 0; } -- 2.18.0 | |