[PATCH v3 1/9] drm/bridge: anx7625: Don't log an error when DSI host can't be found

Nícolas F. R. A. Prado nfraprado at collabora.com
Mon Apr 15 21:49:29 UTC 2024


Given that failing to find a DSI host causes the driver to defer probe,
make use of dev_err_probe() to log the reason. This makes the defer
probe reason available and avoids alerting userspace about something
that is not necessarily an error.

Fixes: 269332997a16 ("drm/bridge: anx7625: Return -EPROBE_DEFER if the dsi host was not found")
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno at collabora.com>
Reviewed-by: Neil Armstrong <neil.armstrong at linaro.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas at ideasonboard.com>
Signed-off-by: Nícolas F. R. A. Prado <nfraprado at collabora.com>
---
 drivers/gpu/drm/bridge/analogix/anx7625.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/bridge/analogix/anx7625.c
index 9d96d28d6fe8..02bf45005307 100644
--- a/drivers/gpu/drm/bridge/analogix/anx7625.c
+++ b/drivers/gpu/drm/bridge/analogix/anx7625.c
@@ -2066,10 +2066,8 @@ static int anx7625_setup_dsi_device(struct anx7625_data *ctx)
 	};
 
 	host = of_find_mipi_dsi_host_by_node(ctx->pdata.mipi_host_node);
-	if (!host) {
-		DRM_DEV_ERROR(dev, "fail to find dsi host.\n");
-		return -EPROBE_DEFER;
-	}
+	if (!host)
+		return dev_err_probe(dev, -EPROBE_DEFER, "fail to find dsi host.\n");
 
 	dsi = devm_mipi_dsi_device_register_full(dev, host, &info);
 	if (IS_ERR(dsi)) {

-- 
2.44.0



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