From: Ville Syrjälä ville.syrjala@linux.intel.com
Add a helper to translate a rectangle to an absolute position.
Signed-off-by: Ville Syrjälä ville.syrjala@linux.intel.com --- include/drm/drm_rect.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+)
diff --git a/include/drm/drm_rect.h b/include/drm/drm_rect.h index 6195820aa5c5..fc7c14627ee2 100644 --- a/include/drm/drm_rect.h +++ b/include/drm/drm_rect.h @@ -106,6 +106,20 @@ static inline void drm_rect_translate(struct drm_rect *r, int dx, int dy) r->y2 += dy; }
+/** + * drm_rect_translate_to - translate the rectangle to an absolute position + * @r: rectangle to be tranlated + * @x: horizontal position + * @y: vertical position + * + * Move rectangle @r to @x in the horizontal direction, + * and to @y in the vertical direction. + */ +static inline void drm_rect_translate_to(struct drm_rect *r, int x, int y) +{ + drm_rect_translate(r, x - r->x1, y - r->y1); +} + /** * drm_rect_downscale - downscale a rectangle * @r: rectangle to be downscaled