lkml.org 
[lkml]   [2020]   [Dec]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v4 3/3] scsi: ufs: Print host regs in IRQ handler when AH8 error happens
Date
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@codeaurora.org>
Reviewed-by: Asutosh Das <asutoshd@codeaurora.org>
Reviewed-by: Hongwu Su<hongwus@codeaurora.org>
Signed-off-by: Can Guo <cang@codeaurora.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 cd7394e..a7857f6 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",
--
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project.
\
 
 \ /
  Last update: 2020-12-02 04:50    [W:0.061 / U:0.088 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site