linux-kernel - Re: [PATCH v5 00/14] Add regulator devfreq support to Panfrost

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Date:   Fri, 7 Aug 2020 18:28:43 +0200
From:   Clément Péron <peron.clem@...il.com>
To:     Rob Herring <robh@...nel.org>
Cc:     Tomeu Vizoso <tomeu.vizoso@...labora.com>,
        Steven Price <steven.price@....com>,
        Alyssa Rosenzweig <alyssa.rosenzweig@...labora.com>,
        Viresh Kumar <vireshk@...nel.org>, Nishanth Menon <nm@...com>,
        Stephen Boyd <sboyd@...nel.org>,
        Maxime Ripard <mripard@...nel.org>,
        Chen-Yu Tsai <wens@...e.org>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v5 00/14] Add regulator devfreq support to Panfrost

Hi Rob,

On Fri, 7 Aug 2020 at 18:13, Rob Herring <robh@...nel.org> wrote:
>
> On Fri, Jul 10, 2020 at 3:54 AM Clément Péron <peron.clem@...il.com> wrote:
> >
> > Hi,
> >
> > This serie cleans and adds regulator support to Panfrost devfreq.
> > This is mostly based on comment for the freshly introduced lima
> > devfreq.
> >
> > We need to add regulator support because on Allwinner the GPU OPP
> > table defines both frequencies and voltages.
> >
> > First patches [01-07] should not change the actual behavior
> > and introduce a proper panfrost_devfreq struct.
> >
> > Regards,
> > Clément
> >
> > Changes since v4:
> >  - Fix missed a pfdev to &pfdev->devfreq during rebase
> >
> > Changes since v3:
> >  - Collect Steven Price reviewed-by tags
> >  - Rebase on next/master (next-20200709)
> >
> > Changes since v2:
> >  - Collect Alyssa Rosenzweig reviewed-by tags
> >  - Fix opp_set_regulator before adding opp_table (introduce in v2)
> >  - Call err_fini in case opp_add_table failed
> >
> > Changes since v1:
> >  - Collect Steven Price reviewed-by tags
> >  - Fix spinlock comment
> >  - Drop OPP clock-name patch
> >  - Drop device_property_test patch
> >  - Add rename error labels patch
> >
> > Clément Péron (14):
> >   drm/panfrost: avoid static declaration
> >   drm/panfrost: clean headers in devfreq
> >   drm/panfrost: don't use pfdevfreq.busy_count to know if hw is idle
> >   drm/panfrost: introduce panfrost_devfreq struct
> >   drm/panfrost: use spinlock instead of atomic
> >   drm/panfrost: properly handle error in probe
> >   drm/panfrost: rename error labels in device_init
> >   drm/panfrost: move devfreq_init()/fini() in device
> >   drm/panfrost: dynamically alloc regulators
> >   drm/panfrost: add regulators to devfreq
> >   arm64: defconfig: Enable devfreq cooling device
> >   arm64: dts: allwinner: h6: Add cooling map for GPU
> >   [DO NOT MERGE] arm64: dts: allwinner: h6: Add GPU OPP table
> >   [DO NOT MERGE] arm64: dts: allwinner: force GPU regulator to be always
>
> Patches 1-10 applied to drm-misc.

This serie has been superseded by v5.

Could you apply the v5 instead.

Thanks
Clément

>
> Rob