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 ---
drivers/video/video-uclass.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
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 @@ void video_sync(struct udevice *vid)
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);