From 446967304b5671f9b9e5b1b7a620106b4fd6b1f2 Mon Sep 17 00:00:00 2001 From: Alexander Stein Date: Wed, 4 Sep 2024 14:05:43 +0200 Subject: drm/bridge: tc358767: Use dev_err_probe The function calls preceding these returns can return -EPROBE_DEFER. So use dev_err_probe to add some information to /sys/kernel/debug/devices_deferred Signed-off-by: Alexander Stein Reviewed-by: Dmitry Baryshkov Link: https://lore.kernel.org/r/20240904120546.1845856-2-alexander.stein@ew.tq-group.com Signed-off-by: Neil Armstrong Link: https://patchwork.freedesktop.org/patch/msgid/20240904120546.1845856-2-alexander.stein@ew.tq-group.com --- drivers/gpu/drm/bridge/tc358767.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) (limited to 'drivers/gpu/drm/bridge/tc358767.c') diff --git a/drivers/gpu/drm/bridge/tc358767.c b/drivers/gpu/drm/bridge/tc358767.c index 290e2532fab1..5ef33ce33dca 100644 --- a/drivers/gpu/drm/bridge/tc358767.c +++ b/drivers/gpu/drm/bridge/tc358767.c @@ -2298,7 +2298,8 @@ static int tc_probe_dpi_bridge_endpoint(struct tc_data *tc) /* port@1 is the DPI input/output port */ ret = drm_of_find_panel_or_bridge(dev->of_node, 1, 0, &panel, &bridge); if (ret && ret != -ENODEV) - return ret; + return dev_err_probe(dev, ret, + "Could not find DPI panel or bridge\n"); if (panel) { bridge = devm_drm_panel_bridge_add(dev, panel); @@ -2326,7 +2327,8 @@ static int tc_probe_edp_bridge_endpoint(struct tc_data *tc) /* port@2 is the output port */ ret = drm_of_find_panel_or_bridge(dev->of_node, 2, 0, &panel, NULL); if (ret && ret != -ENODEV) - return ret; + return dev_err_probe(dev, ret, + "Could not find DSI panel or bridge\n"); if (panel) { struct drm_bridge *panel_bridge; @@ -2550,7 +2552,7 @@ static int tc_probe(struct i2c_client *client) ret = tc_mipi_dsi_host_attach(tc); if (ret) { drm_bridge_remove(&tc->bridge); - return ret; + return dev_err_probe(dev, ret, "Failed to attach DSI host\n"); } } -- cgit