[Letux-kernel] Long-Term kernels

[H. Nikolaus Schaller]

> Am 21.12.2020 um 19:40 schrieb David Shah <dave at ds0.me>:
> 
> It was just another pyra_defconfig problem in the end, sent a patch.

Yes, the new panel driver has moved and therefore the CONFIG options
have been renamed.

> And the DPMS issue now seems to be resolved :)

+++

> 
> Next problem I've noticed is that pvr init is failing, I think I saw
> some conversation between you and Tony about that back in November that
> I'll look into.

BR and thanks,
Nikolaus

> 
> Best
> 
> David
> 
> On Mon, 2020-12-21 at 19:32 +0100, H. Nikolaus Schaller wrote:
>> 
>>> Am 21.12.2020 um 19:21 schrieb David Shah <dave at ds0.me>:
>>> 
>>> Trying letux-5.10.y and the annoying display-not-being-loaded issue
>>> has
>>> come back to bite again, even though we are now baking omapdrm into
>>> the
>>> kernel in the Pyra config.
>> 
>> Strangely I haven't seen that recently. And it is questionable if it
>> is solved by the new panel driver architecture.
>> 
>> But you could do a test by merging letux/boe-w677-dsi-panel-v4. This
>> should include the new omapdrm and the new panel driver.
>> 
>> If not someone has to dig into it and search for the initialization
>> race.
>> 
>> BR,
>> Nikolaus
>> 
>>> 
>>> On Mon, 2020-12-21 at 18:14 +0100, H. Nikolaus Schaller wrote:
>>>> 
>>>>> Am 21.12.2020 um 18:00 schrieb David Shah <dave at ds0.me>:
>>>>> 
>>>>> It would be nice to get 5.10 up and running on the Pyra,
>>>> 
>>>> Well, for me it is running and I am not aware of bigger issues.
>>>> But I
>>>> am not using it daily so that I may miss some problems.
>>>> 
>>>>> despite not containing
>>>>> the new panel driver yet (afaik).
>>>> 
>>>> Yes, the new panel driver will not come before v5.12. But IMHO it
>>>> has
>>>> no functional difference. Is just much cleaner and upstreamable
>>>> code.
>>>> So no need to wait for it.
>>>> 
>>>>> 
>>>>> Though I haven't tested, I suspect the biggest issue is going
>>>>> to be
>>>>> the
>>>>> DPMS/stuck atomic update issue that is somewhere in the
>>>>> display/DRM
>>>>> code
>>>>> discussed previously and has likely been present since 5.7 ish.
>>>> 
>>>> I think there was some fix a while ago which may also be in 5.9.
>>>> But I currently don't have the Pyra in operation to check.
>>>> 
>>>> Generally I think the best strategy for PyraOS would be to use
>>>> and
>>>> maintain
>>>> 5.10.y as the next long-term kernel.
>>>> 
>>>> BR,
>>>> Nikolaus
>>>> 
>>>>> 
>>>>> David
>>>>> 
>>>>> On Mon, 2020-12-21 at 16:12 +0100, H. Nikolaus Schaller wrote:
>>>>>> v5.9.16 was just tagged [EOL].
>>>>>> 
>>>>>> According to
>>>>>> https://www.kernel.org/category/releases.html the
>>>>>> long-term
>>>>>> kernels will be:
>>>>>> 
>>>>>> - 5.10
>>>>>> - 5.4
>>>>>> - 4.19
>>>>>> - 4.14
>>>>>> - 4.9
>>>>>> - 4.4   (maintenance ends in 2 months - but we anyways have
>>>>>> no
>>>>>> letux-4.4)
>>>>>> 
>>>>>> For Letux-Kernels we will follow this scheme.
>>>>>> 
>>>>>> BR,
>>>>>> Nikolaus
>>>>>> 
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>>>>> 
>>>>> 
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>>> 
>> 
> 
>