Re: [Freedreno] [PATCH] drm/msm/dsi: print error code when MIPI DSI host registration fails

[abhinavk]

On 2021-06-04 03:44, Dmitry Baryshkov wrote:

In order to ease debugging of DSI host registration issues, print return

code of dsi_mgr_setup_components().

Signed-off-by: Dmitry Baryshkov <dmitry.barysh...@linaro.org>

Reviewed-by: Abhinav Kumar <abhin...@codeaurora.org>

---
 drivers/gpu/drm/msm/dsi/dsi_manager.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/msm/dsi/dsi_manager.c
b/drivers/gpu/drm/msm/dsi/dsi_manager.c
index cd016576e8c5..4df5defdbf4c 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_manager.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_manager.c

@@ -817,8 +817,8 @@ int msm_dsi_manager_register(struct msm_dsi *msm_dsi)

        ret = dsi_mgr_setup_components(id);
        if (ret) {
-               pr_err("%s: failed to register mipi dsi host for DSI %d\n",
-                       __func__, id);
+               pr_err("%s: failed to register mipi dsi host for DSI %d: %d\n",
+                       __func__, id, ret);
                goto fail;
        }