Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
Subject: Re: [PATCH v1 2/2] cpuidle: tegra: Check whether PMC is ready
To:     Thierry Reding <thierry.reding@gmail.com>,
        "Rafael J. Wysocki" <rjw@rjwysocki.net>
Cc:     Jonathan Hunter <jonathanh@nvidia.com>,
        Dmitry Osipenko <digetx@gmail.com>, linux-pm@vger.kernel.org,
        linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org
References: <20210718212706.21659-1-digetx@gmail.com>
 <20210718212706.21659-3-digetx@gmail.com> <YROdQXO4aVLQ8DkP@orome.fritz.box>
From:   Daniel Lezcano <daniel.lezcano@linaro.org>
Message-ID: <8d61d4d5-8e4b-5c18-923c-eceb954e8d5d@linaro.org>
Date:   Sat, 14 Aug 2021 12:37:41 +0200
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101
 Thunderbird/78.11.0
MIME-Version: 1.0
In-Reply-To: <YROdQXO4aVLQ8DkP@orome.fritz.box>
Content-Type: text/plain; charset=UTF-8
Content-Language: en-US
Content-Transfer-Encoding: 8bit
Precedence: bulk

On 11/08/2021 11:49, Thierry Reding wrote:
> On Mon, Jul 19, 2021 at 12:27:06AM +0300, Dmitry Osipenko wrote:
>> Check whether PMC is ready before proceeding with the cpuidle registration.
>> This fixes racing with the PMC driver probe order, which results in a
>> disabled deepest CC6 idling state if cpuidle driver is probed before the
>> PMC.
>>
>> Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
>> ---
>>  drivers/cpuidle/cpuidle-tegra.c | 3 +++
>>  1 file changed, 3 insertions(+)
> 
> Rafael, Daniel,
> 
> would you mind if I took this into the Tegra tree? It's got a dependency
> on the PMC driver, which usually goes via the Tegra tree already, and
> there's nothing cpuidle-specific in here, it's all Tegra-specific
> integration quirks.

Acked-by: Daniel Lezcano <daniel.lezcano@linaro.org>


-- 
<http://www.linaro.org/> Linaro.org │ Open source software for ARM SoCs

Follow Linaro:  <http://www.facebook.com/pages/Linaro> Facebook |
<http://twitter.com/#!/linaroorg> Twitter |
<http://www.linaro.org/linaro-blog/> Blog