---

yaml
---
r: 307495
b: refs/heads/master
c: 0d8071e
h: refs/heads/master
i:
  307493: 8b031b7
  307491: 8424fea
  307487: 350138b
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: e540adf3421b1c79c80e4224caa4555284bd856b
+refs/heads/master: 0d8071ee11734f92c33c1cc8926314c4e650622c

trunk/drivers/gpu/drm/exynos/exynos_drm_crtc.c

@@ -105,6 +105,8 @@ int exynos_drm_overlay_update(struct exynos_drm_overlay *overlay,
 	overlay->fb_y = pos->fb_y;
 	overlay->fb_width = fb->width;
 	overlay->fb_height = fb->height;
+	overlay->src_width = pos->src_w;
+	overlay->src_height = pos->src_h;
 	overlay->bpp = fb->bits_per_pixel;
 	overlay->pitch = fb->pitches[0];
 	overlay->pixel_format = fb->pixel_format;
@@ -153,6 +155,8 @@ static int exynos_drm_crtc_update(struct drm_crtc *crtc)
 	pos.crtc_y = 0;
 	pos.crtc_w = fb->width - crtc->x;
 	pos.crtc_h = fb->height - crtc->y;
+	pos.src_w = pos.crtc_w;
+	pos.src_h = pos.crtc_h;
 
 	return exynos_drm_overlay_update(overlay, crtc->fb, mode, &pos);
 }

trunk/drivers/gpu/drm/exynos/exynos_drm_crtc.h

@@ -42,6 +42,8 @@ void exynos_drm_crtc_disable_vblank(struct drm_device *dev, int crtc);
  *	- the unit is screen coordinates.
  * @fb_y: offset y on a framebuffer to be displayed
  *	- the unit is screen coordinates.
+ * @src_w: width of source area to be displayed from a framebuffer.
+ * @src_h: height of source area to be displayed from a framebuffer.
  * @crtc_x: offset x on hardware screen.
  * @crtc_y: offset y on hardware screen.
  * @crtc_w: width of hardware screen.
@@ -50,6 +52,8 @@ void exynos_drm_crtc_disable_vblank(struct drm_device *dev, int crtc);
 struct exynos_drm_crtc_pos {
 	unsigned int fb_x;
 	unsigned int fb_y;
+	unsigned int src_w;
+	unsigned int src_h;
 	unsigned int crtc_x;
 	unsigned int crtc_y;
 	unsigned int crtc_w;

trunk/drivers/gpu/drm/exynos/exynos_drm_drv.h

@@ -77,6 +77,8 @@ struct exynos_drm_overlay_ops {
  *	- the unit is screen coordinates.
  * @fb_width: width of a framebuffer.
  * @fb_height: height of a framebuffer.
+ * @src_width: width of a partial image to be displayed from framebuffer.
+ * @src_height: height of a partial image to be displayed from framebuffer.
  * @crtc_x: offset x on hardware screen.
  * @crtc_y: offset y on hardware screen.
  * @crtc_width: window width to be displayed (hardware screen).
@@ -108,6 +110,8 @@ struct exynos_drm_overlay {
 	unsigned int fb_y;
 	unsigned int fb_width;
 	unsigned int fb_height;
+	unsigned int src_width;
+	unsigned int src_height;
 	unsigned int crtc_x;
 	unsigned int crtc_y;
 	unsigned int crtc_width;

trunk/drivers/gpu/drm/exynos/exynos_drm_plane.c

@@ -41,8 +41,6 @@ exynos_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
 		container_of(plane, struct exynos_plane, base);
 	struct exynos_drm_overlay *overlay = &exynos_plane->overlay;
 	struct exynos_drm_crtc_pos pos;
-	unsigned int x = src_x >> 16;
-	unsigned int y = src_y >> 16;
 	int ret;
 
 	DRM_DEBUG_KMS("[%d] %s\n", __LINE__, __func__);
@@ -53,10 +51,12 @@ exynos_update_plane(struct drm_plane *plane, struct drm_crtc *crtc,
 	pos.crtc_w = crtc_w;
 	pos.crtc_h = crtc_h;
 
-	pos.fb_x = x;
-	pos.fb_y = y;
+	/* considering 16.16 fixed point of source values */
+	pos.fb_x = src_x >> 16;
+	pos.fb_y = src_y >> 16;
+	pos.src_w = src_w >> 16;
+	pos.src_h = src_h >> 16;
 
-	/* TODO: scale feature */
 	ret = exynos_drm_overlay_update(overlay, fb, &crtc->mode, &pos);
 	if (ret < 0)
 		return ret;