drm/mediatek: Separate gamma module

mt8183 gamma module will different with mt8173,
so separate gamma for adding private data.

Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com>
Signed-off-by: Hsin-Yi Wang <hsinyi@chromium.org>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
This commit is contained in:
Yongqiang Niu 2021-01-29 17:22:05 +08:00 • committed by Chun-Kuang Hu
commit 69a4237ab1
6 changed files with 216 additions and 61 deletions