[PATCH] drm: rcar-du: EPROBE_DEFER case doesn't need error message

From: Kuninori Morimoto
Date: Tue May 24 2016 - 01:30:46 EST



From: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>

EPROBE_DEFER is not error, thus, error message on kernel log on this
case is confusable for user. Prints it only error cases.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
---
drivers/gpu/drm/rcar-du/rcar_du_drv.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
index 26fd3ba..1db080c 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
@@ -354,14 +354,16 @@ static int rcar_du_probe(struct platform_device *pdev)
*/
ret = drm_vblank_init(ddev, (1 << rcdu->info->num_crtcs) - 1);
if (ret < 0) {
- dev_err(&pdev->dev, "failed to initialize vblank\n");
+ if (ret != -EPROBE_DEFER)
+ dev_err(&pdev->dev, "failed to initialize vblank\n");
goto error;
}

/* DRM/KMS objects */
ret = rcar_du_modeset_init(rcdu);
if (ret < 0) {
- dev_err(&pdev->dev, "failed to initialize DRM/KMS (%d)\n", ret);
+ if (ret != -EPROBE_DEFER)
+ dev_err(&pdev->dev, "failed to initialize DRM/KMS (%d)\n", ret);
goto error;
}

--
1.9.1