Merge tag 'mediatek-drm-fixes-20231211' of https://git.kernel.org/pub/scm/linux/kerne...

Mediatek DRM Fixes - 20231211

1. mtk_disp_gamma: Fix breakage due to merge issue
2. fix kernel oops if no crtc is found
3. Add spinlock for setting vblank event in atomic_begin
4. Fix access violation in mtk_drm_crtc_dma_dev_get

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20231211151510.6749-1-chunkuang.hu@kernel.org