[PATCH 5/6] scsi: ufs: show ufs part info in error case

From: Jaegeuk Kim
Date: Tue Sep 15 2020 - 16:51:19 EST


From: Jaegeuk Kim <jaegeuk@xxxxxxxxxx>

This patch shows ufs part info in kernel messages for debugging purpose.
It's useful when we only have the last kernel message.

Cc: Alim Akhtar <alim.akhtar@xxxxxxxxxxx>
Cc: Avri Altman <avri.altman@xxxxxxx>
Signed-off-by: Jaegeuk Kim <jaegeuk@xxxxxxxxxx>
---
drivers/scsi/ufs/ufshcd.c | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index bdc82cc3824aa..b81c116b976ff 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -500,6 +500,14 @@ static void ufshcd_print_tmrs(struct ufs_hba *hba, unsigned long bitmap)
static void ufshcd_print_host_state(struct ufs_hba *hba)
{
dev_err(hba->dev, "UFS Host state=%d\n", hba->ufshcd_state);
+ if (hba->sdev_ufs_device) {
+ dev_err(hba->dev, " vendor = %.8s\n",
+ hba->sdev_ufs_device->vendor);
+ dev_err(hba->dev, " model = %.16s\n",
+ hba->sdev_ufs_device->model);
+ dev_err(hba->dev, " rev = %.4s\n",
+ hba->sdev_ufs_device->rev);
+ }
dev_err(hba->dev, "outstanding reqs=0x%lx tasks=0x%lx\n",
hba->outstanding_reqs, hba->outstanding_tasks);
dev_err(hba->dev, "saved_err=0x%x, saved_uic_err=0x%x\n",
--
2.28.0.618.gf4bc123cb7-goog