yt.shen@mediatek.com 9dc84e98a3 drm/mediatek: add shadow register support ...

We need to acquire mutex before using the resources,
and need to release it after finished.
So we don't need to write registers in the blanking period.

Signed-off-by: YT Shen <yt.shen@mediatek.com>
Acked-by: CK Hu <ck.hu@mediatek.com>

2017-04-08 00:02:13 +08:00

16 KiB

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