linux-kernel - Re: [PATCH v5 18/20] PM / devfreq: tegra30: Define ACTMON_DEV_CTRL

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Date:   Wed, 31 Jul 2019 09:37:15 +0900
From:   Chanwoo Choi <cw00.choi@...sung.com>
To:     Dmitry Osipenko <digetx@...il.com>,
        Thierry Reding <thierry.reding@...il.com>,
        MyungJoo Ham <myungjoo.ham@...sung.com>,
        Kyungmin Park <kyungmin.park@...sung.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Tomeu Vizoso <tomeu.vizoso@...labora.com>
Cc:     linux-pm@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v5 18/20] PM / devfreq: tegra30: Define
 ACTMON_DEV_CTRL_STOP

On 19. 7. 31. 오전 1:22, Dmitry Osipenko wrote:
> Add verbose definition for the client's device control register value that
> makes ACTMON to stop monitoring of the device.
> 
> Suggested-by: Chanwoo Choi <cw00.choi@...sung.com>
> Signed-off-by: Dmitry Osipenko <digetx@...il.com>
> ---
>  drivers/devfreq/tegra30-devfreq.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/devfreq/tegra30-devfreq.c b/drivers/devfreq/tegra30-devfreq.c
> index 3543fba74b52..8adc0ff48b45 100644
> --- a/drivers/devfreq/tegra30-devfreq.c
> +++ b/drivers/devfreq/tegra30-devfreq.c
> @@ -35,6 +35,8 @@
>  #define ACTMON_DEV_CTRL_CONSECUTIVE_ABOVE_WMARK_EN		BIT(30)
>  #define ACTMON_DEV_CTRL_ENB					BIT(31)
>  
> +#define ACTMON_DEV_CTRL_STOP					0x00000000
> +
>  #define ACTMON_DEV_UPPER_WMARK					0x4
>  #define ACTMON_DEV_LOWER_WMARK					0x8
>  #define ACTMON_DEV_INIT_AVG					0xc
> @@ -714,7 +716,7 @@ static void tegra_actmon_configure_device(struct tegra_devfreq *tegra,
>  
>  static void tegra_actmon_stop_device(struct tegra_devfreq_device *dev)
>  {
> -	device_writel(dev, 0x00000000, ACTMON_DEV_CTRL);
> +	device_writel(dev, ACTMON_DEV_CTRL_STOP, ACTMON_DEV_CTRL);
>  	device_writel(dev, ACTMON_INTR_STATUS_CLEAR, ACTMON_DEV_INTR_STATUS);
>  }
>  
> 

I think that you can combine it to patch11.
When combining it to patch11, don't need to add the suggested-by tag.
Thanks.

-- 
Best Regards,
Chanwoo Choi
Samsung Electronics