linux-kernel - Re: [PATCH V2 00/13] OPP: Add support for multiple clocks*

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Message-ID: <a56a5acd-9b17-9d58-565c-2ac11efb17e9@collabora.com>
Date:   Fri, 8 Jul 2022 19:15:09 +0300
From:   Dmitry Osipenko <dmitry.osipenko@...labora.com>
To:     Viresh Kumar <viresh.kumar@...aro.org>
Cc:     Chanwoo Choi <cw00.choi@...sung.com>,
        Dmitry Osipenko <digetx@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Kyungmin Park <kyungmin.park@...sung.com>,
        MyungJoo Ham <myungjoo.ham@...sung.com>,
        Nishanth Menon <nm@...com>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Stephen Boyd <sboyd@...nel.org>,
        Thierry Reding <thierry.reding@...il.com>,
        Viresh Kumar <vireshk@...nel.org>, linux-pm@...r.kernel.org,
        Vincent Guittot <vincent.guittot@...aro.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-tegra@...r.kernel.org,
        Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
        Rob Herring <robh@...nel.org>
Subject: Re: [PATCH V2 00/13] OPP: Add support for multiple clocks*

On 7/8/22 11:12, Viresh Kumar wrote:
> On 08-07-22, 10:26, Dmitry Osipenko wrote:
>> On 7/8/22 10:19, Viresh Kumar wrote:
>>> On 07-07-22, 22:43, Dmitry Osipenko wrote:
>>>> This patch breaks Tegra again, please take a look:
>>>
>>> Damn, not again :(
>>>
>>>>    OPP: Remove dev{m}_pm_opp_of_add_table_noclk()
>>>
>>> Why did you mention this patch ? This just removed an unused API,
>>> Tegra should have broke because of something else, isn't it ?
>>
>> This patch is the cause.
> 
> I was tracking the crash too closely it seems. :(
> 
>> I see that previously dev_pm_opp_set_config() had "_add_opp_table(dev,
>> false)", now it's "_add_opp_table(dev, true)".
> 
> That's definitely a mistake, I still don't understand though how it
> can lead to the crash we got.

I'll investigate it.

> I have fixed this in my tree now, can you check again please.
> 

Yours tree works, thank you.

-- 
Best regards,
Dmitry