Re: [Intel-gfx] [PATCH 1/4] drm/rect: Add drm_rect_translate_to()

On Mon, 30 Sep 2019, Ville Syrjala ville.syrjala@linux.intel.com wrote:

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

The series is

Reviewed-by: Jani Nikula jani.nikula@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