From 0894c96bff762d0474a8722bba3d420f643db359 Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Wed, 24 Apr 2013 18:52:37 +0300 Subject: drm: Add drm_rect_equals() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit drm_rect_equals() tells whether two drm_rects are equal. Reviewed-by: Chris Wilson Signed-off-by: Ville Syrjälä Acked-by: Dave Airlie Signed-off-by: Daniel Vetter --- include/drm/drm_rect.h | 15 +++++++++++++++ 1 file changed, 15 insertions(+) (limited to 'include/drm/drm_rect.h') diff --git a/include/drm/drm_rect.h b/include/drm/drm_rect.h index fe767b757c8c..64fa265c6ffb 100644 --- a/include/drm/drm_rect.h +++ b/include/drm/drm_rect.h @@ -124,6 +124,21 @@ static inline bool drm_rect_visible(const struct drm_rect *r) return drm_rect_width(r) > 0 && drm_rect_height(r) > 0; } +/** + * drm_rect_equals - determine if two rectangles are equal + * @r1: first rectangle + * @r2: second rectangle + * + * RETURNS: + * %true if the rectangles are equal, %false otherwise. + */ +static inline bool drm_rect_equals(const struct drm_rect *r1, + const struct drm_rect *r2) +{ + return r1->x1 == r2->x1 && r1->x2 == r2->x2 && + r1->y1 == r2->y1 && r1->y2 == r2->y2; +} + bool drm_rect_intersect(struct drm_rect *r, const struct drm_rect *clip); bool drm_rect_clip_scaled(struct drm_rect *src, struct drm_rect *dst, const struct drm_rect *clip, -- cgit v1.2.3