diff options
| author | Stanley Chu <stanley.chu@mediatek.com> | 2020-11-16 14:50:46 +0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2020-11-17 01:03:12 -0500 |
| commit | 54770cbebe2caa89423a13ff32fa0d497c392214 (patch) | |
| tree | 8633b0c4c9f4c652a11b6a7cf459a3fe1e094e61 /drivers/scsi | |
| parent | 983f761cd5c5741f228c7b5dc437678899e3a64c (diff) | |
scsi: ufs: ufs-mediatek: Refactor performance scaling functions
Refactor performance scaling related functions in MediaTek UFS driver.
Link: https://lore.kernel.org/r/20201116065054.7658-2-stanley.chu@mediatek.com
Reviewed-by: Bean Huo <beanhuo@micron.com>
Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/ufs/ufs-mediatek.c | 24 |
1 files 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; |