From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
drm_rect_equals() tells whether two drm_rects are equal.
Reviewed-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
include/drm/drm_rect.h | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/include/drm/drm_rect.h b/include/drm/drm_rect.h
index fe767b7..64fa265 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,
--
1.8.1.5
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