From cb10c81fdf8c77df4fffc8cb740ddf33427869df Mon Sep 17 00:00:00 2001 From: Thierry Reding Date: Thu, 6 Nov 2014 14:36:19 +0100 Subject: [PATCH] drm/tegra: fb: Add error codes to error messages This helps in determining what errors happened at specifics points in the initialization sequence. Signed-off-by: Thierry Reding --- drivers/gpu/drm/tegra/fb.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/tegra/fb.c b/drivers/gpu/drm/tegra/fb.c index a64f23a..e9c715d 100644 --- a/drivers/gpu/drm/tegra/fb.c +++ b/drivers/gpu/drm/tegra/fb.c @@ -233,8 +233,9 @@ static int tegra_fbdev_probe(struct drm_fb_helper *helper, fbdev->fb = tegra_fb_alloc(drm, &cmd, &bo, 1); if (IS_ERR(fbdev->fb)) { - dev_err(drm->dev, "failed to allocate DRM framebuffer\n"); err = PTR_ERR(fbdev->fb); + dev_err(drm->dev, "failed to allocate DRM framebuffer: %d\n", + err); drm_gem_object_unreference_unlocked(&bo->gem); goto release; } @@ -319,19 +320,21 @@ static int tegra_fbdev_init(struct tegra_fbdev *fbdev, err = drm_fb_helper_init(drm, &fbdev->base, num_crtc, max_connectors); if (err < 0) { - dev_err(drm->dev, "failed to initialize DRM FB helper\n"); + dev_err(drm->dev, "failed to initialize DRM FB helper: %d\n", + err); return err; } err = drm_fb_helper_single_add_all_connectors(&fbdev->base); if (err < 0) { - dev_err(drm->dev, "failed to add connectors\n"); + dev_err(drm->dev, "failed to add connectors: %d\n", err); goto fini; } err = drm_fb_helper_initial_config(&fbdev->base, preferred_bpp); if (err < 0) { - dev_err(drm->dev, "failed to set initial configuration\n"); + dev_err(drm->dev, "failed to set initial configuration: %d\n", + err); goto fini; } -- 2.7.4