From 562d54567f56a6228f53c2affa215dcff0cb1e3c Mon Sep 17 00:00:00 2001
From: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Wed, 27 Apr 2016 13:38:41 +0200
Subject: drm/exynos: Nuke dummy fb->dirty callback

It's an optional hook. Might be needed for frontbuffer rendering on
manual upload displays, but a simple TODO doesn't explain at all what
needs to be done or why.

Cc: Inki Dae <inki.dae@samsung.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>

diff --git a/drivers/gpu/drm/exynos/exynos_drm_fb.c b/drivers/gpu/drm/exynos/exynos_drm_fb.c
index 81cc553..f851a40 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_fb.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_fb.c
@@ -97,20 +97,9 @@ static int exynos_drm_fb_create_handle(struct drm_framebuffer *fb,
 				     &exynos_fb->exynos_gem[0]->base, handle);
 }
 
-static int exynos_drm_fb_dirty(struct drm_framebuffer *fb,
-				struct drm_file *file_priv, unsigned flags,
-				unsigned color, struct drm_clip_rect *clips,
-				unsigned num_clips)
-{
-	/* TODO */
-
-	return 0;
-}
-
 static const struct drm_framebuffer_funcs exynos_drm_fb_funcs = {
 	.destroy	= exynos_drm_fb_destroy,
 	.create_handle	= exynos_drm_fb_create_handle,
-	.dirty		= exynos_drm_fb_dirty,
 };
 
 struct drm_framebuffer *
-- 
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