[PATCH v3 07/24] drm/rockchip: dw-mipi-dsi: include bad value in error message

[John Keeping]

As an aid to debugging.

Signed-off-by: John Keeping <john at metanate.com>
Reviewed-by: Chris Zhong <zyw at rock-chips.com>
---
v3:
- Add Chris' Reviewed-by
Unchanged in v2

 drivers/gpu/drm/rockchip/dw-mipi-dsi.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
index 2e6ad4591ebf..92dbc3e56603 100644
--- a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
+++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
@@ -644,7 +644,8 @@ static ssize_t dw_mipi_dsi_host_transfer(struct mipi_dsi_host *host,
 		ret = dw_mipi_dsi_dcs_long_write(dsi, msg);
 		break;
 	default:
-		dev_err(dsi->dev, "unsupported message type\n");
+		dev_err(dsi->dev, "unsupported message type 0x%02x\n",
+			msg->type);
 		ret = -EINVAL;
 	}
 
-- 
2.11.0.197.gb556de5.dirty