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-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_crtc.c4
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_crtc.h4
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_drv.h4
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_plane.c10
4 files changed, 17 insertions, 5 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c
index 3486ffed0bf0..4afb625128d7 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c
+++ b/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);
}
diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.h b/drivers/gpu/drm/exynos/exynos_drm_crtc.h
index 25f72a62cb88..16b8e2195a0d 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_crtc.h
+++ b/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;
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h
index 1d814175cd49..5f5b36256731 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.h
+++ b/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;
diff --git a/drivers/gpu/drm/exynos/exynos_drm_plane.c b/drivers/gpu/drm/exynos/exynos_drm_plane.c
index f92fe4c6174a..c4c6525d4653 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_plane.c
+++ b/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;