# Re: \[PATCH v3 15/15\] drm/mediatek: add mediatek-drm of vdosys1 support for MT8195

- From: Chun-Kuang Hu \<chunkuang.hu@kernel.org\>
- Date: 2021-08-20 23:37:51 
- List: linux-devicetree
- Page: https://ratatoskr.run/linux-devicetree/2021/08/1484582
- Thread: https://ratatoskr.run/dri-devel/2021/08/8811004/t.md

```text
Hi, Nancy:

Nancy.Lin [ref] 於 2021年8月18日 週三 下午5:18寫道：
>
> Add driver data of mt8195 vdosys1 to mediatek-drm and modify drm for
> multi-mmsys support. The two mmsys (vdosys0 and vdosys1) will bring
> up two drm drivers, only one drm driver register as the drm device.
> Each drm driver binds its own component. The first bind drm driver
> will allocate the drm device, and the last bind drm driver registers
> the drm device to drm core. Each crtc path is created with the
> corresponding drm driver data.

Separate this patch to two patch. One is support two mmsys, and
another one is support mt8195 vdosys1.

Regards,
Chun-Kuang.

>
> Signed-off-by: Nancy.Lin <redacted>
> ---
>  drivers/gpu/drm/mediatek/mtk_disp_merge.c   |   4 +
>  drivers/gpu/drm/mediatek/mtk_drm_crtc.c     |  25 +-
>  drivers/gpu/drm/mediatek/mtk_drm_crtc.h     |   3 +-
>  drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c |  15 +
>  drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h |   1 +
>  drivers/gpu/drm/mediatek/mtk_drm_drv.c      | 372 ++++++++++++++++----
>  drivers/gpu/drm/mediatek/mtk_drm_drv.h      |   8 +-
>  7 files changed, 354 insertions(+), 74 deletions(-)
>
>
```