On Tue, Apr 16, 2013 at 01:47:20PM +0300, ville.syrjala@linux.intel.com wrote:
diff --git a/include/drm/drm_rect.h b/include/drm/drm_rect.h index 2b7278c..de24f16 100644 --- a/include/drm/drm_rect.h +++ b/include/drm/drm_rect.h @@ -128,5 +128,17 @@ 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, int hscale, int vscale); +int drm_rect_calc_hscale(const struct drm_rect *src,
const struct drm_rect *dst,int min_hscale, int max_hscale);+int drm_rect_calc_vscale(const struct drm_rect *src,
const struct drm_rect *dst,int min_vscale, int max_vscale);+int drm_rect_calc_hscale_relaxed(struct drm_rect *src,
struct drm_rect *dst,int min_hscale, int max_hscale);+int drm_rect_calc_vscale_relaxed(struct drm_rect *src,
struct drm_rect *dst,int min_vscale, int max_vscale);
These struct drm_rect *src should be const so it is clear that dst is being manipulated. -Chris