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drm: add helpers to go from plane state to drm_rect

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Signed-off-by: Rob Clark <robdclark@gmail.com>
Reviewed-by: Sean Paul <seanpaul@chromium.org>
[seanpaul resolved conflict in drm_plane.h]
Signed-off-by: Sean Paul <seanpaul@chromium.org>
This commit is contained in:
Rob Clark 2016-11-05 11:08:08 -04:00 • committed by Sean Paul
parent d8187177b0
commit 1638d30c15
4 changed files with 30 additions and 26 deletions
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24
include/drm/drm_plane.h
View file

@ -118,6 +118,30 @@ struct drm_plane_state {
struct drm_atomic_state *state;
};
static inline struct drm_rect
drm_plane_state_src(const struct drm_plane_state *state)
{
struct drm_rect src = {
.x1 = state->src_x,
.y1 = state->src_y,
.x2 = state->src_x + state->src_w,
.y2 = state->src_y + state->src_h,
};
return src;
}
static inline struct drm_rect
drm_plane_state_dest(const struct drm_plane_state *state)
{
struct drm_rect dest = {
.x1 = state->crtc_x,
.y1 = state->crtc_y,
.x2 = state->crtc_x + state->crtc_w,
.y2 = state->crtc_y + state->crtc_h,
};
return dest;
}
/**
* struct drm_plane_funcs - driver plane control functions
*/