From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Add a helper to translate a rectangle to an absolute position.
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
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
--
2.21.0
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