linux-kernel - Re: [PATCH] PM / OPP: Remove ARCH_HAS

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Message-ID: <20140916000916.GD9847@verge.net.au>
Date:	Tue, 16 Sep 2014 09:09:17 +0900
From:	Simon Horman <horms@...ge.net.au>
To:	Paul Bolle <pebolle@...cali.nl>
Cc:	Mark Brown <broonie@...aro.org>,
	Viresh Kumar <viresh.kumar@...aro.org>,
	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
	Nishanth Menon <nm@...com>, Rob Herring <robh@...nel.org>,
	Shawn Guo <shawn.guo@...escale.com>,
	Tony Lindgren <tony@...mide.com>,
	Russell King <linux@....linux.org.uk>,
	Magnus Damm <magnus.damm@...il.com>,
	MyungJoo Ham <myungjoo.ham@...sung.com>,
	Kyungmin Park <kyungmin.park@...sung.com>,
	linux-omap@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	linux-sh@...r.kernel.org, linux-pm@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] PM / OPP: Remove ARCH_HAS_OPP completely

On Fri, Sep 12, 2014 at 10:38:31AM +0200, Paul Bolle wrote:
> The Kconfig symbol ARCH_HAS_OPP became redundant in v3.16: commit
> 049d595a4db3 ("PM / OPP: Make OPP invisible to users in Kconfig")
> removed the only dependency that used it. Setting it had no effect
> anymore.
> 
> So commit 78c5e0bb145d ("PM / OPP: Remove ARCH_HAS_OPP") removed it. For
> some reason that commit did not remove all select statements for that
> symbol. These statements are useless. Remove them too.
> 
> Signed-off-by: Paul Bolle <pebolle@...cali.nl>
> ---
> Done on top of next-20140912. Tested with git grep only!

Hi Paul,

could you break the shmobile portion out into a separate patch
for me to take through my renesas tree?

I am concerned that taking those changes via a different
route will result in conflicts as arch/arm/mach-shmobile/Kconfig
is often updated.

>  arch/arm/mach-omap2/Kconfig    | 5 -----
>  arch/arm/mach-shmobile/Kconfig | 1 -
>  drivers/devfreq/Kconfig        | 1 -
>  3 files changed, 7 deletions(-)
> 
> diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
> index 5b103099626d..f138bd33a463 100644
> --- a/arch/arm/mach-omap2/Kconfig
> +++ b/arch/arm/mach-omap2/Kconfig
> @@ -22,7 +22,6 @@ config ARCH_OMAP4
>  	bool "TI OMAP4"
>  	depends on ARCH_MULTI_V7
>  	select ARCH_OMAP2PLUS
> -	select ARCH_HAS_OPP
>  	select ARCH_NEEDS_CPU_IDLE_COUPLED if SMP
>  	select ARM_CPU_SUSPEND if PM
>  	select ARM_ERRATA_720789
> @@ -41,7 +40,6 @@ config SOC_OMAP5
>  	bool "TI OMAP5"
>  	depends on ARCH_MULTI_V7
>  	select ARCH_OMAP2PLUS
> -	select ARCH_HAS_OPP
>  	select ARM_CPU_SUSPEND if PM
>  	select ARM_GIC
>  	select HAVE_ARM_SCU if SMP
> @@ -53,14 +51,12 @@ config SOC_AM33XX
>  	bool "TI AM33XX"
>  	depends on ARCH_MULTI_V7
>  	select ARCH_OMAP2PLUS
> -	select ARCH_HAS_OPP
>  	select ARM_CPU_SUSPEND if PM
>  
>  config SOC_AM43XX
>  	bool "TI AM43x"
>  	depends on ARCH_MULTI_V7
>  	select ARCH_OMAP2PLUS
> -	select ARCH_HAS_OPP
>  	select ARM_GIC
>  	select MACH_OMAP_GENERIC
>  	select MIGHT_HAVE_CACHE_L2X0
> @@ -69,7 +65,6 @@ config SOC_DRA7XX
>  	bool "TI DRA7XX"
>  	depends on ARCH_MULTI_V7
>  	select ARCH_OMAP2PLUS
> -	select ARCH_HAS_OPP
>  	select ARM_CPU_SUSPEND if PM
>  	select ARM_GIC
>  	select HAVE_ARM_ARCH_TIMER
> diff --git a/arch/arm/mach-shmobile/Kconfig b/arch/arm/mach-shmobile/Kconfig
> index 21f457b56c01..f59019dd986e 100644
> --- a/arch/arm/mach-shmobile/Kconfig
> +++ b/arch/arm/mach-shmobile/Kconfig
> @@ -36,7 +36,6 @@ menuconfig ARCH_SHMOBILE_MULTI
>  	select NO_IOPORT_MAP
>  	select PINCTRL
>  	select ARCH_REQUIRE_GPIOLIB
> -	select ARCH_HAS_OPP
>  
>  if ARCH_SHMOBILE_MULTI
>  
> diff --git a/drivers/devfreq/Kconfig b/drivers/devfreq/Kconfig
> index 3dced0a9eae3..2227e9bf3884 100644
> --- a/drivers/devfreq/Kconfig
> +++ b/drivers/devfreq/Kconfig
> @@ -80,7 +80,6 @@ config ARM_EXYNOS4_BUS_DEVFREQ
>  config ARM_EXYNOS5_BUS_DEVFREQ
>  	bool "ARM Exynos5250 Bus DEVFREQ Driver"
>  	depends on SOC_EXYNOS5250
> -	select ARCH_HAS_OPP
>  	select DEVFREQ_GOV_SIMPLE_ONDEMAND
>  	select PM_OPP
>  	help
> -- 
> 1.9.3
> 
> 
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