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SubjectRe: [PATCH v2 00/14] Add regulator devfreq support to Panfrost
Hi,

On Sat, 4 Jul 2020 at 12:25, Clément Péron <peron.clem@gmail.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 v1:
- Collect Steven Price reviewed-by tags
- Fix spinlock comment
- Drop OPP clock-name path
- 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
>
> .../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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