Re: [PATCH v2 13/19] PM / devfreq: tegra: Mark ACTMON's governor as immutable
From: Chanwoo Choi
Date: Tue Apr 16 2019 - 03:16:36 EST
Hi,
On 19. 4. 15. ìí 11:54, Dmitry Osipenko wrote:
> The ACTMON's governor supports only the Tegra's devfreq device and there
> is no need to use any other governor, hence let's mark Tegra governor as
> immutable to permanently stick it with Tegra's devfreq device.
>
> Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx>
> ---
> drivers/devfreq/Kconfig | 1 -
> drivers/devfreq/tegra-devfreq.c | 1 +
> 2 files changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/devfreq/Kconfig b/drivers/devfreq/Kconfig
> index 6a172d338f6d..a78dffe603c1 100644
> --- a/drivers/devfreq/Kconfig
> +++ b/drivers/devfreq/Kconfig
> @@ -94,7 +94,6 @@ config ARM_EXYNOS_BUS_DEVFREQ
> config ARM_TEGRA_DEVFREQ
> tristate "Tegra DEVFREQ Driver"
> depends on ARCH_TEGRA_124_SOC
> - select DEVFREQ_GOV_SIMPLE_ONDEMAND
> select PM_OPP
> help
> This adds the DEVFREQ driver for the Tegra family of SoCs.
> diff --git a/drivers/devfreq/tegra-devfreq.c b/drivers/devfreq/tegra-devfreq.c
> index f1a6f951813a..832e4f5aa11b 100644
> --- a/drivers/devfreq/tegra-devfreq.c
> +++ b/drivers/devfreq/tegra-devfreq.c
> @@ -593,6 +593,7 @@ static struct devfreq_governor tegra_devfreq_governor = {
> .name = "tegra_actmon",
> .get_target_freq = tegra_governor_get_target,
> .event_handler = tegra_governor_event_handler,
> + .immutable = true,
> };
>
> static int tegra_devfreq_probe(struct platform_device *pdev)
>
Looks good to me.
Reviewed-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
--
Best Regards,
Chanwoo Choi
Samsung Electronics