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

tanmay
2020-06-15T22:51:51Z

On 2020-06-12 16:26, Stephen Boyd wrote:

Thanks for reviews Stephen.

> 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...
>
It is here for v5. https://patchwork.freedesktop.org/series/74312/

>>
>> 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.
>
Ok Thanks.

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