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Date:   Wed,  2 Dec 2020 00:24:34 -0800
From:   Can Guo <cang@...eaurora.org>
To:     asutoshd@...eaurora.org, nguyenb@...eaurora.org,
        hongwus@...eaurora.org, rnayak@...eaurora.org,
        linux-scsi@...r.kernel.org, kernel-team@...roid.com,
        saravanak@...gle.com, salyzyn@...gle.com, cang@...eaurora.org
Cc:     Alim Akhtar <alim.akhtar@...sung.com>,
        Avri Altman <avri.altman@....com>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        Stanley Chu <stanley.chu@...iatek.com>,
        Bean Huo <beanhuo@...ron.com>,
        Bart Van Assche <bvanassche@....org>,
        linux-kernel@...r.kernel.org (open list)
Subject: [PATCH V5 3/3] scsi: ufs: Print host regs in IRQ handler when AH8 error happens

When AH8 error happens, all the regs and states are dumped in err handler.
Sometime we need to look into host regs right after AH8 error happens,
which is before leaving the IRQ handler.

Reviewed-by: Bao D. Nguyen <nguyenb@...eaurora.org>
Reviewed-by: Asutosh Das <asutoshd@...eaurora.org>
Reviewed-by: Hongwu Su<hongwus@...eaurora.org>
Signed-off-by: Can Guo <cang@...eaurora.org>
---
 drivers/scsi/ufs/ufshcd.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index fa90e15..94405e4 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -6057,7 +6057,8 @@ static irqreturn_t ufshcd_check_errors(struct ufs_hba *hba)
 		hba->saved_uic_err |= hba->uic_error;
 
 		/* dump controller state before resetting */
-		if ((hba->saved_err & (INT_FATAL_ERRORS)) ||
+		if ((hba->saved_err &
+		     (INT_FATAL_ERRORS | UFSHCD_UIC_HIBERN8_MASK)) ||
 		    (hba->saved_uic_err &&
 		     (hba->saved_uic_err != UFSHCD_UIC_PA_GENERIC_ERROR))) {
 			dev_err(hba->dev, "%s: saved_err 0x%x saved_uic_err 0x%x\n",
-- 
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