[PATCH v1 2/3] scsi: ufs: Distinguish between TM request UPIU and response UPIU in TM UPIU trace

From: Bean Huo
Date: Sun Dec 06 2020 - 11:43:28 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.

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 e10de94adb3f..29d7240a61bf 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -338,8 +338,12 @@ static void ufshcd_add_tm_upiu_trace(struct ufs_hba *hba, unsigned int tag,
int off = (int)tag - hba->nutrs;
struct utp_task_req_desc *descp = &hba->utmrdl_base_addr[off];

- trace_ufshcd_upiu(dev_name(hba->dev), str, &descp->req_header,
- &descp->input_param1);
+ if (!strcmp("tm_send", str))
+ trace_ufshcd_upiu(dev_name(hba->dev), str, &descp->req_header,
+ &descp->input_param1);
+ else
+ trace_ufshcd_upiu(dev_name(hba->dev), str, &descp->rsp_header,
+ &descp->output_param1);
}

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