[PATCH v2 5/6] scsi: ufs: Distinguish between TM request UPIU and response UPIU in TM UPIU trace

From: Bean Huo
Date: Mon Dec 14 2020 - 11:18:15 EST


From: Bean Huo <beanhuo@xxxxxxxxxx>

Distinguish between TM request UPIU and response UPIU in TM UPIU trace,
for the TM response, let TM UPIU trace print its TM response UPIU.

Acked-by: Avri Altman <avri.altman@xxxxxxx>
Signed-off-by: Bean Huo <beanhuo@xxxxxxxxxx>
---
drivers/scsi/ufs/ufshcd.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 93d820b69617..742f5d11f8e5 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -344,8 +344,12 @@ static void ufshcd_add_tm_upiu_trace(struct ufs_hba *hba, unsigned int tag,
if (!trace_ufshcd_upiu_enabled())
return;

- trace_ufshcd_upiu(dev_name(hba->dev), str_t, &descp->req_header,
- &descp->input_param1);
+ if (str_t == UFS_TM_SEND)
+ trace_ufshcd_upiu(dev_name(hba->dev), str_t, &descp->req_header,
+ &descp->input_param1);
+ else
+ trace_ufshcd_upiu(dev_name(hba->dev), str_t, &descp->rsp_header,
+ &descp->output_param1);
}

static void ufshcd_add_uic_command_trace(struct ufs_hba *hba,
--
2.17.1