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drm: Allow drivers to register cursor planes with crtc 

Universal plane support had placeholders for cursor planes, but didn't
actually do anything with them.  Save the cursor plane reference inside
the crtc and update the cursor plane parameter from void* to drm_plane.

Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Pallavi G<pallavi.g@intel.com>
Acked-by: Dave Airlie <airlied@linux.ie>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Matt Roper 2014-06-10 08:28:11 -07:00 committed by Daniel Vetter
parent 17cfd91f39
commit fc1d3e44ef
2 changed files with 5 additions and 2 deletions
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5
drivers/gpu/drm/drm_crtc.c
View File

@ -727,7 +727,7 @@ DEFINE_WW_CLASS(crtc_ww_class);
*/
int drm_crtc_init_with_planes(struct drm_device *dev, struct drm_crtc *crtc,
struct drm_plane *primary,
void *cursor,
struct drm_plane *cursor,
const struct drm_crtc_funcs *funcs)
{
struct drm_mode_config *config = &dev->mode_config;
@ -752,8 +752,11 @@ int drm_crtc_init_with_planes(struct drm_device *dev, struct drm_crtc *crtc,
config->num_crtc++;
crtc->primary = primary;
crtc->cursor = cursor;
if (primary)
primary->possible_crtcs = 1 << drm_crtc_index(crtc);
if (cursor)
cursor->possible_crtcs = 1 << drm_crtc_index(crtc);
out:
drm_modeset_unlock_all(dev);

2
include/drm/drm_crtc.h
View File

@ -856,7 +856,7 @@ struct drm_prop_enum_list {
extern int drm_crtc_init_with_planes(struct drm_device *dev,
struct drm_crtc *crtc,
struct drm_plane *primary,
void *cursor,
struct drm_plane *cursor,
const struct drm_crtc_funcs *funcs);
extern int drm_crtc_init(struct drm_device *dev,
struct drm_crtc *crtc,