Re: [PATCH 0/3] drm/msm/dp: Simplify aux code

From: Stephen Boyd
Date: Fri May 21 2021 - 17:57:14 EST


Quoting Stephen Boyd (2021-05-07 14:25:02)
> Here's a few patches that simplify the aux handling code and bubble up
> timeouts and nacks to the upper DRM layers. The goal is to get DRM to
> know that the other side isn't there or that there's been a timeout,
> instead of saying that everything is fine and putting some error message
> into the logs.
>
> Cc: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
> Cc: Abhinav Kumar <abhinavk@xxxxxxxxxxxxxx>
> Cc: Kuogee Hsieh <khsieh@xxxxxxxxxxxxxx>
> Cc: aravindh@xxxxxxxxxxxxxx
> Cc: Sean Paul <sean@xxxxxxxxxx>
>

Kuogee, have you had a change to review this series?

> Stephen Boyd (3):
> drm/msm/dp: Simplify aux irq handling code
> drm/msm/dp: Shrink locking area of dp_aux_transfer()
> drm/msm/dp: Handle aux timeouts, nacks, defers
>
> drivers/gpu/drm/msm/dp/dp_aux.c | 181 ++++++++++++----------------
> drivers/gpu/drm/msm/dp/dp_aux.h | 8 --
> drivers/gpu/drm/msm/dp/dp_catalog.c | 2 +-
> drivers/gpu/drm/msm/dp/dp_catalog.h | 2 +-
> 4 files changed, 80 insertions(+), 113 deletions(-)
>
>
> base-commit: 51595e3b4943b0079638b2657f603cf5c8ea3a66
> --
> https://chromeos.dev
>