From: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
To: Viresh Kumar <viresh.kumar@linaro.org>
Cc: Thomas Abraham <thomas.ab@samsung.com>,
        Sylwester Nawrocki <s.nawrocki@samsung.com>,
        Michael Turquette <mturquette@baylibre.com>,
        Kukjin Kim <kgene.kim@samsung.com>, Kukjin Kim <kgene@kernel.org>,
        Krzysztof Kozlowski <k.kozlowski@samsung.com>,
        Tomasz Figa <tomasz.figa@gmail.com>,
        Lukasz Majewski <l.majewski@samsung.com>,
        Heiko Stuebner <heiko@sntech.de>, Chanwoo Choi <cw00.choi@samsung.com>,
        Kevin Hilman <khilman@linaro.org>,
        Javier Martinez Canillas <javier@dowhile0.org>,
        Tobias Jakobi <tjakobi@math.uni-bielefeld.de>,
        Anand Moon <linux.amoon@gmail.com>, linux-samsung-soc@vger.kernel.org,
        linux-clk@vger.kernel.org, linux-pm@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        Javier Martinez Canillas <javier@osg.samsung.com>
Subject: Re: [PATCH v3 3/5] ARM: Exynos: switch to using generic cpufreq driver
 for Exynos4x12
Date: Mon, 03 Aug 2015 12:17:51 +0200
Message-id: <5201904.0cZWHobiJs@amdc1976>
User-Agent: KMail/4.13.3 (Linux/3.13.0-57-generic; KDE/4.13.3; x86_64; ; )
In-reply-to: <20150801111721.GI899@linux>
References: <1438368557-2352-1-git-send-email-b.zolnierkie@samsung.com>
 <1438368557-2352-4-git-send-email-b.zolnierkie@samsung.com>
 <20150801111721.GI899@linux>
MIME-version: 1.0
Content-transfer-encoding: 7Bit
Content-type: text/plain; charset=us-ascii
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 1443
Lines: 40


Hi,

On Saturday, August 01, 2015 04:47:21 PM Viresh Kumar wrote:
> On 31-07-15, 20:49, Bartlomiej Zolnierkiewicz wrote:
> > diff --git a/drivers/cpufreq/Kconfig b/drivers/cpufreq/Kconfig
> > index 659879a..bf6d596 100644
> > --- a/drivers/cpufreq/Kconfig
> > +++ b/drivers/cpufreq/Kconfig
> > @@ -191,6 +191,7 @@ config CPUFREQ_DT
> >  	# if CPU_THERMAL is on and THERMAL=m, CPUFREQ_DT cannot be =y:
> >  	depends on !CPU_THERMAL || THERMAL
> >  	select PM_OPP
> > +	select EXYNOS_THERMAL if ARCH_EXYNOS
> >  	help
> >  	  This adds a generic DT based cpufreq driver for frequency management.
> >  	  It supports both uniprocessor (UP) and symmetric multiprocessor (SMP)
> 
> No, we shouldn't pollute generic Kconfig options with platform specific stuff.

The old code depended on this.  You couldn't enable boost support
without enabling thermal support (ARM_EXYNOS_CPU_FREQ_BOOST_SW
config option selected EXYNOS_THERMAL).

> Why don't you enable thermal in your .config?

It is enabled in exynos_defconfig but without the above change it
can disabled manually which is something that we don't want.

Best regards,
--
Bartlomiej Zolnierkiewicz
Samsung R&D Institute Poland
Samsung Electronics

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/