[PATCH v1 1/9] scsi: ufs-mediatek: Refactor performance scaling functions
Stanley Chu
stanley.chu at mediatek.com
Mon Nov 16 01:50:46 EST 2020
Refactor preformance scaling related functions in MediaTek
UFS driver.
Signed-off-by: Stanley Chu <stanley.chu at mediatek.com>
---
drivers/scsi/ufs/ufs-mediatek.c | 24 ++++++++++++++++--------
1 file changed, 16 insertions(+), 8 deletions(-)
diff --git a/drivers/scsi/ufs/ufs-mediatek.c b/drivers/scsi/ufs/ufs-mediatek.c
index 7fed7630d36c..b9b423752ee1 100644
--- a/drivers/scsi/ufs/ufs-mediatek.c
+++ b/drivers/scsi/ufs/ufs-mediatek.c
@@ -514,6 +514,19 @@ static void ufs_mtk_init_host_caps(struct ufs_hba *hba)
dev_info(hba->dev, "caps: 0x%x", host->caps);
}
+static void ufs_mtk_scale_perf(struct ufs_hba *hba, bool up)
+{
+ struct ufs_mtk_host *host = ufshcd_get_variant(hba);
+
+ ufs_mtk_boost_crypt(hba, up);
+ ufs_mtk_setup_ref_clk(hba, up);
+
+ if (up)
+ phy_power_on(host->mphy);
+ else
+ phy_power_off(host->mphy);
+}
+
/**
* ufs_mtk_setup_clocks - enables/disable clocks
* @hba: host controller instance
@@ -555,15 +568,10 @@ static int ufs_mtk_setup_clocks(struct ufs_hba *hba, bool on,
clk_pwr_off = true;
}
- if (clk_pwr_off) {
- ufs_mtk_boost_crypt(hba, on);
- ufs_mtk_setup_ref_clk(hba, on);
- phy_power_off(host->mphy);
- }
+ if (clk_pwr_off)
+ ufs_mtk_scale_perf(hba, false);
} else if (on && status == POST_CHANGE) {
- phy_power_on(host->mphy);
- ufs_mtk_setup_ref_clk(hba, on);
- ufs_mtk_boost_crypt(hba, on);
+ ufs_mtk_scale_perf(hba, true);
}
return ret;
--
2.18.0
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