[PATCH v2 3/3] scsi: ufs-mediatek: Print host information for failed supsend and resume

[Stanley Chu]

Print host state and register dumps while suspend or resume flow
is failed.

Signed-off-by: Stanley Chu <stanley.chu@xxxxxxxxxxxx>
---
 drivers/scsi/ufs/ufs-mediatek.c | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/drivers/scsi/ufs/ufs-mediatek.c b/drivers/scsi/ufs/ufs-mediatek.c
index d56ce8d97d4e..0bb7ed841809 100644
--- a/drivers/scsi/ufs/ufs-mediatek.c
+++ b/drivers/scsi/ufs/ufs-mediatek.c
@@ -469,23 +469,24 @@ static int ufs_mtk_link_set_hpm(struct ufs_hba *hba)
 
 	err = ufshcd_hba_enable(hba);
 	if (err)
-		return err;
+		goto out;
 
 	err = ufs_mtk_unipro_set_pm(hba, 0);
 	if (err)
-		return err;
+		goto out;
 
 	err = ufshcd_uic_hibern8_exit(hba);
 	if (!err)
 		ufshcd_set_link_active(hba);
 	else
-		return err;
+		goto out;
 
 	err = ufshcd_make_hba_operational(hba);
+out:
 	if (err)
-		return err;
-
-	return 0;
+		ufshcd_print_info(hba, UFS_INFO_HOST_STATE |
+				  UFS_INFO_HOST_REGS | UFS_INFO_PWR);
+	return err;
 }
 
 static int ufs_mtk_link_set_lpm(struct ufs_hba *hba)
@@ -494,6 +495,9 @@ static int ufs_mtk_link_set_lpm(struct ufs_hba *hba)
 
 	err = ufs_mtk_unipro_set_pm(hba, 1);
 	if (err) {
+		ufshcd_print_info(hba, UFS_INFO_HOST_STATE |
+				  UFS_INFO_HOST_REGS | UFS_INFO_PWR);
+
 		/* Resume UniPro state for following error recovery */
 		ufs_mtk_unipro_set_pm(hba, 0);
 		return err;
-- 
2.18.0