From 763ba2eca0f1a0b04529b4d118592c4dd387d53a Mon Sep 17 00:00:00 2001 From: Ville Syrjälä Date: Mon, 30 Sep 2019 16:42:11 +0300 Subject: drm/rect: Add drm_rect_translate_to() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add a helper to translate a rectangle to an absolute position. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20190930134214.24702-1-ville.syrjala@linux.intel.com Reviewed-by: Jani Nikula --- include/drm/drm_rect.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'include/drm/drm_rect.h') 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 -- cgit v1.2.3