diff options
| author | Daniel Vetter <daniel.vetter@ffwll.ch> | 2014-12-17 22:24:02 +0300 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2014-12-17 22:24:02 +0300 |
| commit | 72a3697097b8dc92f5b8362598f5730a9986eb83 (patch) | |
| tree | 221a922470b6eb5c37a01ee2b2e5ae0c2070bbea /drivers/gpu/drm/drm_plane_helper.c | |
| parent | 22b8b13b6f436ffbb6e540f5f8039b1084a72794 (diff) | |
| parent | dafffda023b04f87e695dfcf5448e4da964d2e95 (diff) | |
| download | linux-72a3697097b8dc92f5b8362598f5730a9986eb83.tar.xz | |
Merge branch 'topic/core-stuff' into topic/atomic-core
Backmerge my drm-misc branch because of conflicts. Just simple stuff
but better to clear this out before I merge the other atomic patches.
Conflicts:
drivers/gpu/drm/drm_crtc.c
drivers/gpu/drm/drm_edid.c
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Diffstat (limited to 'drivers/gpu/drm/drm_plane_helper.c')
| -rw-r--r-- | drivers/gpu/drm/drm_plane_helper.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/gpu/drm/drm_plane_helper.c b/drivers/gpu/drm/drm_plane_helper.c index ae61fb21ea86..f24c4cfe674b 100644 --- a/drivers/gpu/drm/drm_plane_helper.c +++ b/drivers/gpu/drm/drm_plane_helper.c @@ -142,6 +142,17 @@ int drm_plane_helper_check_update(struct drm_plane *plane, { int hscale, vscale; + if (!fb) { + *visible = false; + return 0; + } + + /* crtc should only be NULL when disabling (i.e., !fb) */ + if (WARN_ON(!crtc)) { + *visible = false; + return 0; + } + if (!crtc->enabled && !can_update_disabled) { DRM_DEBUG_KMS("Cannot update plane of a disabled CRTC.\n"); return -EINVAL; @@ -155,11 +166,6 @@ int drm_plane_helper_check_update(struct drm_plane *plane, return -ERANGE; } - if (!fb) { - *visible = false; - return 0; - } - *visible = drm_rect_clip_scaled(src, dest, clip, hscale, vscale); if (!*visible) /* |