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Commit 3ca0a2b8 authored by Sujit Reddy Thumma's avatar Sujit Reddy Thumma
Browse files

scsi: ufs-msm: fix issue with setting the ref_clk enable flag 



Fix missing update of ref_clk enable reference count when the
clocks are enabled and also enable shutting down the phy and
device during system suspend.

Change-Id: I7772cd87e0d0528ab5dbe6ea9f09e6d02c86f96c
Signed-off-by: default avatarSujit Reddy Thumma <sthumma@codeaurora.org>
parent e679a0e5

drivers/scsi/ufs/ufs-msm.c

+6 −3
Original line number Diff line number Diff line
@@ -1045,6 +1045,8 @@ static int msm_ufs_enable_phy_ref_clk(struct msm_ufs_phy *phy) 
				__func__, ret);

		goto out_disable_parent;

	}



	phy->is_ref_clk_enabled = true;

	goto out;



out_disable_parent:
@@ -1501,11 +1503,12 @@ static int msm_ufs_init(struct ufs_hba *hba) 
	msm_ufs_advertise_quirks(hba);

	if (hba->quirks & UFSHCD_QUIRK_BROKEN_SUSPEND) {

		/*

		 * During runtime suspend and system suspend keep the device

		 * and the link active but shut-off the system clocks.

		 * During runtime suspend keep the device and the link active

		 * but shut-off the system clocks. During system suspend power

		 * off both link and device.

		 */

		hba->rpm_lvl = UFS_PM_LVL_0;

		hba->spm_lvl = UFS_PM_LVL_0;

		hba->spm_lvl = UFS_PM_LVL_4;



	} else if (hba->quirks & UFSHCD_QUIRK_BROKEN_HIBERN8) {

		/*