The patch below does not apply to the 6.1-stable tree.
If someone wants it applied there, or to any other stable or longterm
tree, then please email the backport, including the original git commit
id to <stable(a)vger.kernel.org>.
To reproduce the conflict and resubmit, you may use the following commands:
git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-6.1.y
git checkout FETCH_HEAD
git cherry-pick -x c9f36f04a8a2725172cdf2b5e32363e4addcb14c
# <resolve conflicts, build, test, etc.>
git commit -s
git send-email --to '<stable(a)vger.kernel.org>' --in-reply-to '2025122946-repeater-wasting-b205@gregkh' --subject-prefix 'PATCH 6.1.y' HEAD^..
Possible dependencies:
thanks,
greg k-h
------------------ original commit in Linus's tree ------------------
From c9f36f04a8a2725172cdf2b5e32363e4addcb14c Mon Sep 17 00:00:00 2001
From: Seunghwan Baek <sh8267.baek(a)samsung.com>
Date: Wed, 10 Dec 2025 15:38:54 +0900
Subject: [PATCH] scsi: ufs: core: Add ufshcd_update_evt_hist() for UFS suspend
error
If UFS resume fails, the event history is updated in ufshcd_resume(), but
there is no code anywhere to record UFS suspend. Therefore, add code to
record UFS suspend error event history.
Fixes: dd11376b9f1b ("scsi: ufs: Split the drivers/scsi/ufs directory")
Cc: stable(a)vger.kernel.org
Signed-off-by: Seunghwan Baek <sh8267.baek(a)samsung.com>
Reviewed-by: Peter Wang <peter.wang(a)mediatek.com>
Link: https://patch.msgid.link/20251210063854.1483899-2-sh8267.baek@samsung.com
Signed-off-by: Martin K. Petersen <martin.petersen(a)oracle.com>
diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
index 80c0b49f30b0..0babb7035200 100644
--- a/drivers/ufs/core/ufshcd.c
+++ b/drivers/ufs/core/ufshcd.c
@@ -10359,7 +10359,7 @@ static int ufshcd_suspend(struct ufs_hba *hba)
ret = ufshcd_setup_clocks(hba, false);
if (ret) {
ufshcd_enable_irq(hba);
- return ret;
+ goto out;
}
if (ufshcd_is_clkgating_allowed(hba)) {
hba->clk_gating.state = CLKS_OFF;
@@ -10371,6 +10371,9 @@ static int ufshcd_suspend(struct ufs_hba *hba)
/* Put the host controller in low power mode if possible */
ufshcd_hba_vreg_set_lpm(hba);
ufshcd_pm_qos_update(hba, false);
+out:
+ if (ret)
+ ufshcd_update_evt_hist(hba, UFS_EVT_SUSPEND_ERR, (u32)ret);
return ret;
}