From: Sylwester Nawrocki <s.nawrocki@samsung.com>
To: Javier Martinez Canillas <javier@osg.samsung.com>,
Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@codeaurora.org>
Cc: linux-kernel@vger.kernel.org, Inki Dae <inki.dae@samsung.com>,
Andi Shyti <andi.shyti@samsung.com>,
Shuah Khan <shuahkh@osg.samsung.com>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Marek Szyprowski <m.szyprowski@samsung.com>,
Kukjin Kim <kgene@kernel.org>,
Chanwoo Choi <cw00.choi@samsung.com>,
linux-clk@vger.kernel.org, linux-samsung-soc@vger.kernel.org,
Tomasz Figa <tomasz.figa@gmail.com>,
Krzysztof Kozlowski <krzk@kernel.org>,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] clk: samsung: exynos5420: Mark CLK_ACLK432_SCALER as CLK_IS_CRITICAL
Date: Fri, 20 Jan 2017 14:55:13 +0100 [thread overview]
Message-ID: <0ffa0d28-1086-887c-dcfc-590b6146b03e@samsung.com> (raw)
In-Reply-To: <551ac156-0cfa-29be-335f-d8a1f171cd8a@samsung.com>
On 01/20/2017 01:32 PM, Sylwester Nawrocki wrote:
> On 01/20/2017 11:41 AM, Javier Martinez Canillas wrote:
>> On Exynos5800 SoC the SCALER block uses 2 input clocks: CLK_ACLK_300_GSCL
>> and CLK_ACLK432_SCALER, so both needs to be ungated in order to access it.
>>
>> But Exynos5420 only has the CLK_ACLK_300_GSCL as gsc_pd clk. So just using
>> this definition from exynos5420.dtsi in Exynos5800 leads to the following:
> [...]
>> So until a proper solution based on runtime PM gets merged, mark the clock
>> as critical to prevent it to be gated.
>>
>> Suggested-by: Marek Szyprowski <m.szyprowski@samsung.com>
>> Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
>
> Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Oops, the $subject patch can be dropped since as Marek just pointed out
to me the changes introduced by that patch are already included in a patch
which is already in the v4.10 fixes queue:
https://git.kernel.org/cgit/linux/kernel/git/clk/linux.git/commit/?h=clk-next&id=318fa46cc60d37fec1e87dbf03a82aca0f5ce695
--
Thanks,
Sylwester
next prev parent reply other threads:[~2017-01-20 13:55 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20170120104148epcas5p11af0e630f0881092a9b3b43e8b5b1aac@epcas5p1.samsung.com>
2017-01-20 10:41 ` Javier Martinez Canillas
2017-01-20 12:32 ` Sylwester Nawrocki
2017-01-20 13:55 ` Sylwester Nawrocki [this message]
2017-01-20 14:00 ` Javier Martinez Canillas
2017-01-20 14:07 ` Javier Martinez Canillas
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