Re: [PATCH 0/7] drm/vc4: Allow for more boot-time configuration

[Stefan Wahren <stefan.wahren@i2se.com>]

Hi Maxime,

Am 04.03.2019 um 15:52 schrieb Maxime Ripard:
> Hi,
>
> The proprietary stack for the RaspberryPi allows for a number of video
> parameters widely used by their users, but yet don't have any equivalents
> in the mainline kernel.
>
> Those options are detailed here:
> https://www.raspberrypi.org/documentation/configuration/config-txt/video.md
>
> While not all of them are desirable to have in the mainline kernel, some of
> them still have value, such as properties to initialise the overscan or
> rotation parameters, or the one to deal with broken displays.
>
> This series is an attempt to support those, and is based on a rewrite of
> the command line parser I did a couple of years ago that never reached
> upstream (due to a lack of time on my side). While this parser was
> initially made to deal with named modes (in order to support TV modes), it
> also allowed to extend it more easily, which is why it's resurrected.
>
> Since a change of the command line parser can pretty easily get things
> wrong and introduce regressions, I also worked with a number of unit tests
> that you can find here: http://code.bulix.org/tpo7dg-607264?raw
>
> Eventually, I guess those tests should be part of the kernel somewhere, but
> I haven't found a suitable place for them to be included yet.
>
> Let me know what you think,
> Maxime
>
thanks for this series. In case you want some feedback from the 
Foundation, please add Phil Elwell instead of Eben to CC.

Stefan


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