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UPSTREAM: scsi: ufs: ufs-mediatek: Fix wrong location for ref-clk delay

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Fix the location of delay for ref-clk gating and ungating in
ufs_mtk_setup_ref_clk().

Link: https://lore.kernel.org/r/20211016005802.7729-4-stanley.chu@mediatek.com
Reviewed-by: Stanley Chu <stanley.chu@mediatek.com>
Signed-off-by: Peter Wang <peter.wang@mediatek.com>
Signed-off-by: Stanley Chu <stanley.chu@mediatek.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Bug: 234653003
(cherry picked from commit 25d542a853)
Change-Id: I30edb1105c25a2498a3c6e3ce8e9d334b2332dab
Signed-off-by: Bart Van Assche <bvanassche@google.com>
This commit is contained in:
Peter Wang
2021-10-16 08:58:02 +08:00
committed by Bart Van Assche
parent 70c82b57b7
commit 674711338f
1 changed files with 4 additions and 4 deletions
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8
drivers/scsi/ufs/ufs-mediatek.c
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@@ -247,9 +247,9 @@ static int ufs_mtk_setup_ref_clk(struct ufs_hba *hba, bool on)
if (on) {
ufs_mtk_ref_clk_notify(on, res);
ufshcd_delay_us(host->ref_clk_ungating_wait_us, 10);
ufshcd_writel(hba, REFCLK_REQUEST, REG_UFS_REFCLK_CTRL);
} else {
ufshcd_delay_us(host->ref_clk_gating_wait_us, 10);
ufshcd_writel(hba, REFCLK_RELEASE, REG_UFS_REFCLK_CTRL);
}
@@ -274,10 +274,10 @@ static int ufs_mtk_setup_ref_clk(struct ufs_hba *hba, bool on)
out:
host->ref_clk_enabled = on;
if (!on) {
ufshcd_delay_us(host->ref_clk_gating_wait_us, 10);
if (on)
ufshcd_delay_us(host->ref_clk_ungating_wait_us, 10);
else
ufs_mtk_ref_clk_notify(on, res);
}
return 0;
}