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FROMGIT: scsi: ufs: Give clk scaling min gear a value

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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: 4543d9d782 ("scsi: ufs: Refactor ufshcd_init/exit_clk_scaling/gating()")
Reported-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Tested-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Tested-by: Bean Huo <beanhuo@micron.com>
Reviewed-by: Stanley Chu <stanley.chu@mediatek.com>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Reviewed-by: Bean Huo <beanhuo@micron.com>
Signed-off-by: Can Guo <cang@codeaurora.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

Bug: 189417930
(cherry picked from commit 80d892f4b2
git://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git 5.14/scsi-queue)
Change-Id: I5a236ad9f2a1f074cb140857e2d594483e4b9577
Signed-off-by: Can Guo <cang@codeaurora.org>
This commit is contained in:
Can Guo 2021-01-27 18:49:27 -08:00 • committed by Todd Kjos
commit 67eb703be2
1 changed files with 3 additions and 0 deletions
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3
drivers/scsi/ufs/ufshcd.c
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@ -1580,6 +1580,9 @@ 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,