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SubjectRe: [PATCH] drm/msm/dp: Shorten SETUP timeout
Quoting Bjorn Andersson (2021-10-05 14:40:38)
> On Tue 05 Oct 11:45 PDT 2021, Stephen Boyd wrote:
>
> > Quoting Bjorn Andersson (2021-10-04 19:37:50)
> > > Found in the middle of a patch from Sankeerth was the reduction of the
> > > INIT_SETUP timeout from 10s to 100ms. Upon INIT_SETUP timeout the host
> > > is initalized and HPD interrupt start to be serviced, so in the case of
> > > eDP this reduction improves the user experience dramatically - i.e.
> > > removes 9.9s of bland screen time at boot.
> > >
> > > Suggested-by: Sankeerth Billakanti <sbillaka@codeaurora.org>
> > > Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
> > > ---
> >
> > Any Fixes tag? BTW, the delay design is pretty convoluted. I had to go
> > re-read the code a couple times to understand that it's waiting 100ms
> > times the 'delay' number. Whaaaaat?
> >
>
> I assume you're happy with the current 10s delay on the current
> devices, so I don't think we should push for this to be backported.
> I have no need for it to be backported on my side at least.
>

Sure. Fixes tag != backported to stable trees but it is close.

> > Reviewed-by: Stephen Boyd <swboyd@chromium.org>
>

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