linux-kernel - Re: [PATCH v3 0/5] PM: domains: Add control for switching back and forth to HW control

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Message-ID: <CAPDyKFqjN9aJsvbcmp=iUSvMAqnkpFZ50aueDrs-xtsGt1BwwA@mail.gmail.com>
Date:   Wed, 23 Aug 2023 18:29:55 +0200
From:   Ulf Hansson <ulf.hansson@...aro.org>
To:     Abel Vesa <abel.vesa@...aro.org>, Stephen Boyd <sboyd@...nel.org>
Cc:     "Rafael J . Wysocki" <rafael@...nel.org>,
        Kevin Hilman <khilman@...nel.org>, Pavel Machek <pavel@....cz>,
        Len Brown <len.brown@...el.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Andy Gross <agross@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Mike Turquette <mturquette@...libre.com>,
        Taniya Das <tdas@....qualcomm.com>, linux-pm@...r.kernel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH v3 0/5] PM: domains: Add control for switching back and
 forth to HW control

On Wed, 23 Aug 2023 at 13:45, Abel Vesa <abel.vesa@...aro.org> wrote:
>
> The v2 can be found here:
> https://lore.kernel.org/lkml/20230816145741.1472721-1-abel.vesa@linaro.org/
>
> Changes since v2:
>  * 5th patch has been squashed in the 4th one
>
> Further details about other changes are found in each patch.
>
> Abel Vesa (1):
>   PM: domains: Add the domain HW-managed mode to the summary
>
> Jagadeesh Kona (3):
>   clk: qcom: gdsc: Add set and get hwmode callbacks to switch GDSC mode
>   clk: qcom: Use HW_CTRL_TRIGGER flag to switch video GDSC to HW mode
>   venus: pm_helpers: Use dev_pm_genpd_set_hwmode to switch GDSC mode
>
> Ulf Hansson (1):
>   PM: domains: Allow devices attached to genpd to be managed by HW
>
>  drivers/base/power/domain.c                   | 84 ++++++++++++++++++-
>  drivers/clk/qcom/gdsc.c                       | 32 +++++++
>  drivers/clk/qcom/gdsc.h                       |  1 +
>  drivers/clk/qcom/videocc-sc7180.c             |  2 +-
>  drivers/clk/qcom/videocc-sc7280.c             |  2 +-
>  drivers/clk/qcom/videocc-sdm845.c             |  4 +-
>  drivers/clk/qcom/videocc-sm8250.c             |  4 +-
>  drivers/clk/qcom/videocc-sm8550.c             |  4 +-
>  drivers/media/platform/qcom/venus/core.c      |  4 +
>  drivers/media/platform/qcom/venus/core.h      |  1 +
>  .../media/platform/qcom/venus/pm_helpers.c    | 47 +++++------
>  include/linux/pm_domain.h                     | 17 ++++
>  12 files changed, 165 insertions(+), 37 deletions(-)
>

I guess this series is best funneled via the clk tree? Stephen, I am
fine with patch 1 and patch2, but I guess you may need an ack for the
others too.

Kind regards
Uffe