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drm: Print the src/dst/clip rectangles in error in drm_plane_helper 

To aid in debugging failures, print the src,dst,clip rectangles
when drm_plane_helper_check_update() fails.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Ville Syrjälä 2015-11-16 17:02:37 +02:00 committed by Daniel Vetter
parent c70f577a23
commit f980a71a2b
1 changed files with 4 additions and 0 deletions
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4
drivers/gpu/drm/drm_plane_helper.c
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@ -164,6 +164,8 @@ int drm_plane_helper_check_update(struct drm_plane *plane,
vscale = drm_rect_calc_vscale(src, dest, min_scale, max_scale); vscale = drm_rect_calc_vscale(src, dest, min_scale, max_scale);
if (hscale < 0 || vscale < 0) { if (hscale < 0 || vscale < 0) {
DRM_DEBUG_KMS("Invalid scaling of plane\n"); DRM_DEBUG_KMS("Invalid scaling of plane\n");
drm_rect_debug_print("src: ", src, true);
drm_rect_debug_print("dst: ", dest, false);
return -ERANGE; return -ERANGE;
} }
@ -180,6 +182,8 @@ int drm_plane_helper_check_update(struct drm_plane *plane,
if (!can_position && !drm_rect_equals(dest, clip)) { if (!can_position && !drm_rect_equals(dest, clip)) {
DRM_DEBUG_KMS("Plane must cover entire CRTC\n"); DRM_DEBUG_KMS("Plane must cover entire CRTC\n");
drm_rect_debug_print("dst: ", dest, false);
drm_rect_debug_print("clip: ", clip, false);
return -EINVAL; return -EINVAL;
} }