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-rw-r--r--drivers/gpu/drm/omapdrm/omap_fbdev.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/gpu/drm/omapdrm/omap_fbdev.c b/drivers/gpu/drm/omapdrm/omap_fbdev.c
index 6b08b137af1a..7c5af3de1e72 100644
--- a/drivers/gpu/drm/omapdrm/omap_fbdev.c
+++ b/drivers/gpu/drm/omapdrm/omap_fbdev.c
@@ -238,8 +238,20 @@ fail:
return ret;
}
+static int omap_fbdev_dirty(struct drm_fb_helper *helper, struct drm_clip_rect *clip)
+{
+ if (!(clip->x1 < clip->x2 && clip->y1 < clip->y2))
+ return 0;
+
+ if (helper->fb->funcs->dirty)
+ return helper->fb->funcs->dirty(helper->fb, NULL, 0, 0, clip, 1);
+
+ return 0;
+}
+
static const struct drm_fb_helper_funcs omap_fb_helper_funcs = {
.fb_probe = omap_fbdev_create,
+ .fb_dirty = omap_fbdev_dirty,
};
static struct drm_fb_helper *get_fb(struct fb_info *fbi)