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authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>2015-03-05 03:25:43 +0300
committerDaniel Vetter <daniel.vetter@ffwll.ch>2015-03-10 11:59:35 +0300
commitead8610d42105a3d01f755522f11b96c60dc648f (patch)
tree7cbbdcbf073515c3e717edc1f128544148ddf62e /drivers/gpu/drm/drm_atomic.c
parent2a97acd6376922bb9d23b5f4421745d2a6690060 (diff)
downloadlinux-ead8610d42105a3d01f755522f11b96c60dc648f.tar.xz
drm: Share plane pixel format check code between legacy and atomic
Both the legacy and atomic helpers need to check whether a plane supports a given pixel format. The code is currently duplicated, share it. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> [danvet: Slightly extend the docbook.] Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/drm_atomic.c')
-rw-r--r--drivers/gpu/drm/drm_atomic.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
index 7ca54cb6b15b..a6caaae40b9e 100644
--- a/drivers/gpu/drm/drm_atomic.c
+++ b/drivers/gpu/drm/drm_atomic.c
@@ -475,7 +475,7 @@ static int drm_atomic_plane_check(struct drm_plane *plane,
struct drm_plane_state *state)
{
unsigned int fb_width, fb_height;
- unsigned int i;
+ int ret;
/* either *both* CRTC and FB must be set, or neither */
if (WARN_ON(state->crtc && !state->fb)) {
@@ -497,13 +497,11 @@ static int drm_atomic_plane_check(struct drm_plane *plane,
}
/* Check whether this plane supports the fb pixel format. */
- for (i = 0; i < plane->format_count; i++)
- if (state->fb->pixel_format == plane->format_types[i])
- break;
- if (i == plane->format_count) {
+ ret = drm_plane_check_pixel_format(plane, state->fb->pixel_format);
+ if (ret) {
DRM_DEBUG_ATOMIC("Invalid pixel format %s\n",
drm_get_format_name(state->fb->pixel_format));
- return -EINVAL;
+ return ret;
}
/* Give drivers some help against integer overflows */