2 files changed, 1 insertions, 67 deletions

diff --git a/drivers/gpu/drm/udl/udl_modeset.c b/drivers/gpu/drm/udl/udl_modeset.c
index cbdda2d8b882..c9b837ac26a7 100644
--- a/drivers/gpu/drm/udl/udl_modeset.c
+++ b/drivers/gpu/drm/udl/udl_modeset.c
@@ -242,28 +242,6 @@ static long udl_log_cpp(unsigned int cpp)
 	return __ffs(cpp);
 }
 
-static int udl_aligned_damage_clip(struct drm_rect *clip, int x, int y,
-				   int width, int height)
-{
-	int x1, x2;
-
-	if (WARN_ON_ONCE(x < 0) ||
-	    WARN_ON_ONCE(y < 0) ||
-	    WARN_ON_ONCE(width < 0) ||
-	    WARN_ON_ONCE(height < 0))
-		return -EINVAL;
-
-	x1 = ALIGN_DOWN(x, sizeof(unsigned long));
-	x2 = ALIGN(width + (x - x1), sizeof(unsigned long)) + x1;
-
-	clip->x1 = x1;
-	clip->y1 = y;
-	clip->x2 = x2;
-	clip->y2 = y + height;
-
-	return 0;
-}
-
 static int udl_handle_damage(struct drm_framebuffer *fb,
 			     const struct iosys_map *map,
 			     int x, int y, int width, int height)
@@ -281,11 +259,7 @@ static int udl_handle_damage(struct drm_framebuffer *fb,
 		return ret;
 	log_bpp = ret;
 
-	ret = udl_aligned_damage_clip(&clip, x, y, width, height);
-	if (ret)
-		return ret;
-	else if ((clip.x2 > fb->width) || (clip.y2 > fb->height))
-		return -EINVAL;
+	drm_rect_init(&clip, x, y, width, height);
 
 	ret = drm_gem_fb_begin_cpu_access(fb, DMA_FROM_DEVICE);
 	if (ret)
diff --git a/drivers/gpu/drm/udl/udl_transfer.c b/drivers/gpu/drm/udl/udl_transfer.c
index 176ef2a6a731..a431208dda85 100644
--- a/drivers/gpu/drm/udl/udl_transfer.c
+++ b/drivers/gpu/drm/udl/udl_transfer.c
@@ -25,46 +25,6 @@
 #define MIN_RAW_PIX_BYTES	2
 #define MIN_RAW_CMD_BYTES	(RAW_HEADER_BYTES + MIN_RAW_PIX_BYTES)
 
-/*
- * Trims identical data from front and back of line
- * Sets new front buffer address and width
- * And returns byte count of identical pixels
- * Assumes CPU natural alignment (unsigned long)
- * for back and front buffer ptrs and width
- */
-#if 0
-static int udl_trim_hline(const u8 *bback, const u8 **bfront, int *width_bytes)
-{
-	int j, k;
-	const unsigned long *back = (const unsigned long *) bback;
-	const unsigned long *front = (const unsigned long *) *bfront;
-	const int width = *width_bytes / sizeof(unsigned long);
-	int identical = width;
-	int start = width;
-	int end = width;
-
-	for (j = 0; j < width; j++) {
-		if (back[j] != front[j]) {
-			start = j;
-			break;
-		}
-	}
-
-	for (k = width - 1; k > j; k--) {
-		if (back[k] != front[k]) {
-			end = k+1;
-			break;
-		}
-	}
-
-	identical = start + (width - end);
-	*bfront = (u8 *) &front[start];
-	*width_bytes = (end - start) * sizeof(unsigned long);
-
-	return identical * sizeof(unsigned long);
-}
-#endif
-
 static inline u16 pixel32_to_be16(const uint32_t pixel)
 {
 	return (((pixel >> 3) & 0x001f) |