video: Use cache-alignment in video_sync()
Sometimes the frame buffer is not a multiple of the cache line size.
Adjust the cache-flushing code to avoid cache warnings/errors in this
case.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/video/video-uclass.c b/drivers/video/video-uclass.c
index 11ca793..3036e3a 100644
--- a/drivers/video/video-uclass.c
+++ b/drivers/video/video-uclass.c
@@ -117,7 +117,8 @@
if (priv->flush_dcache) {
flush_dcache_range((ulong)priv->fb,
- (ulong)priv->fb + priv->fb_size);
+ ALIGN((ulong)priv->fb + priv->fb_size,
+ CONFIG_SYS_CACHELINE_SIZE));
}
#elif defined(CONFIG_VIDEO_SANDBOX_SDL)
struct video_priv *priv = dev_get_uclass_priv(vid);