On Thu, Jul 25, 2019 at 08:39:42PM +0200, Heiko Stuebner wrote:
> Hi Sean,
>
> Am Donnerstag, 25. Juli 2019, 20:08:12 CEST schrieb Sean Paul:
> > On Tue, Jun 11, 2019 at 12:08:21PM -0400, Sean Paul wrote:
> > > From: Sean Paul <seanp...@chromium.org>
> > >
> > > Once we start shutting off the link during PSR, we're going to want fast
> > > training to work. If the display doesn't support fast training, don't
> > > enable psr.
> > >
> > > Changes in v2:
> > > - None
> > > Changes in v3:
> > > - None
> > > Changes in v4:
> > > - None
> > > Changes in v5:
> > > - None
> > >
> > > Link to v1:
> > > https://patchwork.freedesktop.org/patch/msgid/20190228210939.83386-3-s...@poorly.run
> > > Link to v2:
> > > https://patchwork.freedesktop.org/patch/msgid/20190326204509.96515-2-s...@poorly.run
> > > Link to v3:
> > > https://patchwork.freedesktop.org/patch/msgid/20190502194956.218441-9-s...@poorly.run
> > > Link to v4:
> > > https://patchwork.freedesktop.org/patch/msgid/20190508160920.144739-8-s...@poorly.run
> > >
> > > Cc: Zain Wang <w...@rock-chips.com>
> > > Cc: Tomasz Figa <tf...@chromium.org>
> > > Tested-by: Heiko Stuebner <he...@sntech.de>
> >
> > @Heiko, could you please review patches 7-11? I'm worried they're going to
> > start
> > to rot and the helpers have already landed in Linus' tree.
>
> I did look through the patches and nothing out of the ordinary sprang
> out to my (somewhat untrained) eye and judging by my tested-tags I also
> gave them a spin at some point - although it seems I never was actually on
> cc for them.
>
> In any case they look good to me, so if it helps you, you can add my
> Reviewed-by: Heiko Stuebner <he...@sntech.de>
> though should take the technical expertise on drm-internals with a
> grain of salt.
Thanks Heiko! Given how long this has been on the list and that both you and I
have tested it, I've pushed it to drm-misc-next with your R-b. I'll keep an eye
on things as it rolls out and hopefully everything will go smoothly.
Sean
>
>
> Heiko
>
>
>
> > > Signed-off-by: Sean Paul <seanp...@chromium.org>
> > > ---
> > > drivers/gpu/drm/bridge/analogix/analogix_dp_core.c | 9 +++++----
> > > 1 file changed, 5 insertions(+), 4 deletions(-)
> > >
> > > diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
> > > b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
> > > index d2de98d441845..a07d19e08b803 100644
> > > --- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
> > > +++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
> > > @@ -1040,16 +1040,17 @@ static int analogix_dp_commit(struct
> > > analogix_dp_device *dp)
> > > if (ret)
> > > return ret;
> > >
> > > + /* Check whether panel supports fast training */
> > > + ret = analogix_dp_fast_link_train_detection(dp);
> > > + if (ret)
> > > + dp->psr_enable = false;
> > > +
> > > if (dp->psr_enable) {
> > > ret = analogix_dp_enable_sink_psr(dp);
> > > if (ret)
> > > return ret;
> > > }
> > >
> > > - /* Check whether panel supports fast training */
> > > - ret = analogix_dp_fast_link_train_detection(dp);
> > > - if (ret)
> > > - dp->psr_enable = false;
> > >
> > > return ret;
> > > }
> >
> >
>
>
>
>
--
Sean Paul, Software Engineer, Google / Chromium OS
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