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authorThierry Reding <treding@nvidia.com>2014-11-06 14:36:19 +0100
committerThierry Reding <treding@nvidia.com>2014-11-13 16:18:34 +0100
commitcb10c81fdf8c77df4fffc8cb740ddf33427869df (patch)
tree6fe466ae7c541542e856c986c917f89b4695f802 /drivers/gpu/drm/tegra
parentb88f005ea38f29b50e55fc7eb25d92ea78a2eeab (diff)
downloadlinux-cb10c81fdf8c77df4fffc8cb740ddf33427869df.tar.gz
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 <treding@nvidia.com>
Diffstat (limited to 'drivers/gpu/drm/tegra')
-rw-r--r--drivers/gpu/drm/tegra/fb.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/gpu/drm/tegra/fb.c b/drivers/gpu/drm/tegra/fb.c
index a64f23af0841..e9c715d89261 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;
 	}