linux-kernel - Re: [PATCH v2 7/8] arm64: defconfig: Enable the PSCI CPUidle driver

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Message-ID: <20190809165343.5qg3nwgwy6ybms3k@willie-the-truck>
Date:   Fri, 9 Aug 2019 17:53:43 +0100
From:   Will Deacon <will@...nel.org>
To:     Lorenzo Pieralisi <lorenzo.pieralisi@....com>
Cc:     linux-pm@...r.kernel.org, Sudeep Holla <sudeep.holla@....com>,
        Catalin Marinas <catalin.marinas@....com>,
        Ulf Hansson <ulf.hansson@...aro.org>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Mark Rutland <mark.rutland@....com>,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        Shawn Guo <shawnguo@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        LAKML <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v2 7/8] arm64: defconfig: Enable the PSCI CPUidle driver

On Fri, Aug 09, 2019 at 12:03:13PM +0100, Lorenzo Pieralisi wrote:
> Enable the PSCI CPUidle driver to replace the functionality
> previously provided by the generic ARM CPUidle driver through
> CPU operations.
> 
> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@....com>
> Cc: Will Deacon <will@...nel.org>
> Cc: Sudeep Holla <sudeep.holla@....com>
> Cc: Catalin Marinas <catalin.marinas@....com>
> ---
>  arch/arm64/configs/defconfig | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
> index 0e58ef02880c..c0a7cfe3aebd 100644
> --- a/arch/arm64/configs/defconfig
> +++ b/arch/arm64/configs/defconfig
> @@ -72,6 +72,7 @@ CONFIG_RANDOMIZE_BASE=y
>  CONFIG_HIBERNATION=y
>  CONFIG_WQ_POWER_EFFICIENT_DEFAULT=y
>  CONFIG_ARM_CPUIDLE=y
> +CONFIG_ARM_PSCI_CPUIDLE=y
>  CONFIG_CPU_FREQ=y
>  CONFIG_CPU_FREQ_STAT=y
>  CONFIG_CPU_FREQ_GOV_POWERSAVE=m

I'll queue the first 6 patches in this series, but please route this one
via arm-soc to avoid conflicts:

Acked-by: Will Deacon <will@...nel.org>

Failing that, I'm happy to take it at -rc1.

Will