Re: [PATCH v2 0/2] Make headphone work on Huawei Matebook D15

From: Hans de Goede
Date: Tue Apr 05 2022 - 18:09:41 EST


Hi,

On 4/5/22 15:48, Mauro Carvalho Chehab wrote:
> Em Tue, 5 Apr 2022 11:00:44 +0200
> Hans de Goede <hdegoede@xxxxxxxxxx> escreveu:
>
>> Hi,
>>
>> On 4/5/22 10:44, Mauro Carvalho Chehab wrote:
>>> At Huawei Matebook D15 two different GPIOs are used to control the output:
>>> - gpio0 controls the speaker output;
>>> - gpio1 controls the headphone output.
>>>
>>> Changing both at the same time cause spurious events that are mis-interpreted
>>> as input events, causing troubles on apps. So, a delay is needed before turning
>>> on such gpios.
>>>
>>> With this patch, plugging a headphone causes a jack event to trigger the speaker
>>> supply, powering down the speaker and powering up the headphone output.
>>> Removing the headphone also triggers the power supply, powering up the speaker
>>> and powering down the headphone.
>>>
>>> Mauro Carvalho Chehab (2):
>>> ASoC: Intel: sof_es8336: support a separate gpio to control headphone
>>> ASoC: Intel: sof_es8336: Huawei Matebook D15 uses a headphone gpio
>>
>> There is something weird with the patches here, at least for me in Thunderbird
>> both patches show up as nameless attachments to emails with empty bodies.
>
> Weird... I tested here on Thunderbird (Fedora 35), reading it from the ML
> and they opened ok here.

Yes I checked lore.kernel.org and they look fine there, so as you
said: weird.

> There *is* an issue on such patches though: they ended using my past
> e-mail :-)
>
> I'll re-send those with your ack using the right SoB/From
> mchehab@xxxxxxxxxx.

And in the resend they look fine in my Thunderbird too.

Regards,

Hans