Re: [PATCH v6 0/5] Add support for DisplayPort driver on

Stephen Boyd
2020-06-12T23:26:50Z

Quoting Tanmay Shah (2020-06-11 18:50:25)
> These patches add support for Display-Port driver on SnapDragon
> hardware. It adds
> DP driver and DP PLL driver files along with the needed device-tree
> bindings.
>
> The block diagram of DP driver is shown below:
>
>
> +-------------+
> |DRM FRAMEWORK|
> +------+------+
> |
> +----v----+
> | DP DRM |
> +----+----+
> |
> +----v----+
> +------------+| DP +----------++------+
> + +---+| DISPLAY |+---+ | |
> | + +-+-----+-+ | | |
> | | | | | | |
> | | | | | | |
> | | | | | | |
> v v v v v v v
> +------+ +------+ +---+ +----+ +----+ +---+ +-----+
> | DP | | DP | |DP | | DP | | DP | |DP | | DP |
> |PARSER| | HPD | |AUX| |LINK| |CTRL| |PHY| |POWER|
> +--+---+ +---+--+ +---+ +----+ +--+-+ +-+-+ +-----+
> | | |
> +--v---+ +v-----v+
> |DEVICE| | DP |
> | TREE | |CATALOG|
> +------+ +---+---+
> |
> +---v----+
> |CTRL/PHY|
> | HW |
> +--------+
>

I've never seen a block diagram for a driver before...

>
> These patches have dependency on clock driver changes mentioned below:
> https://patchwork.kernel.org/patch/11245895/
> https://patchwork.kernel.org/cover/11069083/

These are merged right? Don't need to include this if it's already
merged.

Can you include a changelog in the cover letter too so we know what has
changed between versions of the patchset?

>
> Chandan Uddaraju (4):
> dt-bindings: msm/dp: add bindings of DP/DP-PLL driver for Snapdragon
> drm: add constant N value in helper file
> drm/msm/dp: add displayPort driver support
> drm/msm/dp: add support for DP PLL driver
>
> Jeykumar Sankaran (1):
> drm/msm/dpu: add display port support in DPU
>
[...]
>
>
> base-commit: 48f99181fc118d82dc8bf6c7221ad1c654cb8bc2

What is this commit? I don't see it in linux-next.