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Date:   Mon, 6 Jul 2020 09:26:22 -0400
From:   Alyssa Rosenzweig <alyssa.rosenzweig@...labora.com>
To:     Clément Péron <peron.clem@...il.com>
Cc:     Rob Herring <robh@...nel.org>,
        Tomeu Vizoso <tomeu.vizoso@...labora.com>,
        Steven Price <steven.price@....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@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 00/14] Add regulator devfreq support to Panfrost

Patches 1-12 are 

	Reviewed-by: Alyssa Rosenzweig <alyssa.rosenzweig@...labora.com>

Thank you!

On Sat, Jul 04, 2020 at 12:25:21PM +0200, Clément Péron 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
> 
> 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
> 
>  .../dts/allwinner/sun50i-h6-beelink-gs1.dts   |   1 +
>  arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi  | 102 +++++++++++
>  arch/arm64/configs/defconfig                  |   1 +
>  drivers/gpu/drm/panfrost/panfrost_devfreq.c   | 165 ++++++++++++------
>  drivers/gpu/drm/panfrost/panfrost_devfreq.h   |  30 +++-
>  drivers/gpu/drm/panfrost/panfrost_device.c    |  61 ++++---
>  drivers/gpu/drm/panfrost/panfrost_device.h    |  14 +-
>  drivers/gpu/drm/panfrost/panfrost_drv.c       |  15 +-
>  drivers/gpu/drm/panfrost/panfrost_job.c       |  10 +-
>  9 files changed, 290 insertions(+), 109 deletions(-)
> 
> -- 
> 2.25.1
> 

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