From 80d892f4b26f7f4ab7e8910252c371bdec44cca7 Mon Sep 17 00:00:00 2001 From: Can Guo Date: Wed, 27 Jan 2021 18:49:27 -0800 Subject: [PATCH] scsi: ufs: Give clk scaling min gear a value The initialization of clk_scaling.min_gear was removed by mistake. This change adds it back, otherwise clock scaling down would fail. Link: https://lore.kernel.org/r/1611802172-37802-1-git-send-email-cang@codeaurora.org Fixes: 4543d9d78227 ("scsi: ufs: Refactor ufshcd_init/exit_clk_scaling/gating()") Reported-by: Bjorn Andersson Tested-by: Bjorn Andersson Tested-by: Bean Huo Reviewed-by: Stanley Chu Reviewed-by: Bjorn Andersson Reviewed-by: Bean Huo Signed-off-by: Can Guo Signed-off-by: Martin K. Petersen --- drivers/scsi/ufs/ufshcd.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index f0700a36379d..45624c757cd1 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -1602,6 +1602,9 @@ static void ufshcd_init_clk_scaling(struct ufs_hba *hba) if (!ufshcd_is_clkscaling_supported(hba)) return; + if (!hba->clk_scaling.min_gear) + hba->clk_scaling.min_gear = UFS_HS_G1; + INIT_WORK(&hba->clk_scaling.suspend_work, ufshcd_clk_scaling_suspend_work); INIT_WORK(&hba->clk_scaling.resume_work, -- 2.25.1