drm/i915: warn about invalid pfit modes
We prevent invalid ones from getting here in the first place, but it
doesn't hurt to have an extra sanity check.
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c
index 00f31f7..2526326 100644
--- a/drivers/gpu/drm/i915/intel_panel.c
+++ b/drivers/gpu/drm/i915/intel_panel.c
@@ -58,7 +58,6 @@
struct intel_crtc_config *pipe_config,
int fitting_mode)
{
- struct drm_i915_private *dev_priv = intel_crtc->base.dev->dev_private;
struct drm_display_mode *mode, *adjusted_mode;
int x, y, width, height;
@@ -107,12 +106,15 @@
}
break;
- default:
case DRM_MODE_SCALE_FULLSCREEN:
x = y = 0;
width = adjusted_mode->hdisplay;
height = adjusted_mode->vdisplay;
break;
+
+ default:
+ WARN(1, "bad panel fit mode: %d\n", fitting_mode);
+ return;
}
done:
@@ -267,7 +269,6 @@
}
}
break;
- default:
case DRM_MODE_SCALE_FULLSCREEN:
/*
* Full scaling, even if it changes the aspect ratio.
@@ -285,6 +286,9 @@
HORIZ_INTERP_BILINEAR);
}
break;
+ default:
+ WARN(1, "bad panel fit mode: %d\n", fitting_mode);
+ return;
}
/* 965+ wants fuzzy fitting */