Re: disp_cc_mdss_pclk0_clk_src: rcg didn't update its configuration

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On 8/6/21 11:47 AM, Dmitry Baryshkov wrote:
> On Fri, 6 Aug 2021 at 19:18, Steev Klimaszewski <steev@xxxxxxxx> wrote:
>> Hi Dmitry,
>>
>> On 8/6/21 2:04 AM, Dmitry Baryshkov wrote:
>>> Hi Steev,
>>> Could you please check if the following kernel commits also show this
>>>>> behaviour:
>>>>>
>>>>> - 170b763597d3a0a79f135e4d83a38462c3964fdf
>>>>>
>>>>> - f4b43ac0b0af1d115effd08133046a694ac33dc2
>>>>>
>>>> Yes, I have both of those commits, and the issue still shows up.  This
>>>> is with 5.13.8 - additionally, I have a Lenovo Flex 5G which is running
>>>> a tree based on 5.14.0-rc2-next-20210721 and it shows a similar issue,
>>>> with the message being
>>>>
>>>> disp_cc_mdss_edp_pixel_clk_src: rcg didn't update its configuration.
>>>>
>>> Thus I have asked you to check if the issue shows up if you build one
>>> of the mentioned commits (they are between 5.12 and 5.13). We are
>>> trying to narrow down which of the changes broke your system.
>>>
>> Apologies for misunderstanding, I thought you meant make sure I had
>> those commits in my tree.  I have tried reverting both individually, as
>> well as both together and the issue still shows up.
> Uhm. Could you please just checkout (note, checkout, not revert) each
> of those commits, build the kernel and try the resulting kernel?
>
> Two additional commits to try (checkout, build, try):
>
> - c68da22dc9cc39ced8fc30b65fca5ce2f9583735
>
> - b2150cab9a97c1fcc15684200a6020b6d231106d
>
> Also just to be sure, could you please also build the v5.13-rc1 and
> try running that kernel?
>
> So in the end I'm asking you to try 5 kernel builds.
Oh!  My apologies, now I understand what you want, and I can definitely
run those tests.  Thank you for the instructions :)



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