linux-kernel - Re: [PATCH 5/5] PM / devfreq: make event/exynos-ppmu DEVFREQ_EVENT_EXYNOS

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Message-id: <57708F8B.4090103@samsung.com>
Date:	Mon, 27 Jun 2016 11:29:31 +0900
From:	Chanwoo Choi <cw00.choi@...sung.com>
To:	Paul Gortmaker <paul.gortmaker@...driver.com>,
	linux-kernel@...r.kernel.org
Cc:	MyungJoo Ham <myungjoo.ham@...sung.com>,
	Kyungmin Park <kyungmin.park@...sung.com>,
	Kukjin Kim <kgene@...nel.org>,
	Krzysztof Kozlowski <k.kozlowski@...sung.com>,
	linux-pm@...r.kernel.org, linux-samsung-soc@...r.kernel.org
Subject: Re: [PATCH 5/5] PM / devfreq: make event/exynos-ppmu
 DEVFREQ_EVENT_EXYNOS_PPMU tristate

Hi Paul,

On 2016년 06월 26일 03:43, Paul Gortmaker wrote:
> The Kconfig currently controlling compilation of this code is:
> 
> config DEVFREQ_EVENT_EXYNOS_PPMU
>   bool "EXYNOS PPMU (Platform Performance Monitoring Unit) DEVFREQ event Driver"
> 
> ...meaning that it currently is not being built as a module by anyone.
> 
> Rather than rip out the existing modular code, Chanwoo indicated
> that he'd rather see the driver offered as tristate.
> 
> I don't have the hardware for runtime validation, so this change
> is only validated for compile and modpost.
> 
> Cc: MyungJoo Ham <myungjoo.ham@...sung.com>
> Cc: Kyungmin Park <kyungmin.park@...sung.com>
> Cc: Kukjin Kim <kgene@...nel.org>
> Cc: Krzysztof Kozlowski <k.kozlowski@...sung.com>
> Cc: Chanwoo Choi <cw00.choi@...sung.com>
> Cc: linux-pm@...r.kernel.org
> Cc: linux-samsung-soc@...r.kernel.org
> Signed-off-by: Paul Gortmaker <paul.gortmaker@...driver.com>
> ---
>  drivers/devfreq/event/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/devfreq/event/Kconfig b/drivers/devfreq/event/Kconfig
> index 96ea29d1ede5..eb6f74a2b6b9 100644
> --- a/drivers/devfreq/event/Kconfig
> +++ b/drivers/devfreq/event/Kconfig
> @@ -22,7 +22,7 @@ config DEVFREQ_EVENT_EXYNOS_NOCP
>  	  (Network on Chip) Probe counters to measure the bandwidth of AXI bus.
>  
>  config DEVFREQ_EVENT_EXYNOS_PPMU
> -	bool "EXYNOS PPMU (Platform Performance Monitoring Unit) DEVFREQ event Driver"
> +	tristate "EXYNOS PPMU (Platform Performance Monitoring Unit) DEVFREQ event Driver"
>  	depends on ARCH_EXYNOS
>  	select PM_OPP
>  	help
> 

Acked-by: Chanwoo Choi <cw00.choi@...sung.com>

Regards,
Chanwoo Choi