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video: Use cache-alignment in video_sync()

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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>
This commit is contained in:
Simon Glass 2016-11-13 14:22:06 -07:00
parent 28f9885875
commit 7981394e55
1 changed files with 2 additions and 1 deletions
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3
drivers/video/video-uclass.c
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@ -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);