Re: [PATCH v3] ACPI: resources: add legacy irq override exception by DMI info

[Hui Wang <hui.wang@canonical.com>]

On 9/16/21 3:05 AM, Manuel Krause wrote:
> On 15/09/2021 20:13, Rafael J. Wysocki wrote:
>>
[...]
>>> +       if (check_override &&
>>> +           acpi_dev_irq_override(gsi, triggering, polarity, 
>>> shareable) &&
>>> +           !acpi_get_override_irq(gsi, &t, &p)) {
>>>                  u8 trig = t ? ACPI_LEVEL_SENSITIVE : 
>>> ACPI_EDGE_SENSITIVE;
>>>                  u8 pol = p ? ACPI_ACTIVE_LOW : ACPI_ACTIVE_HIGH;
>>>
>>> -- 
>>
>> Applied as 5.16 material under the subject "ACPI: resources: Add
>> DMI-based legacy IRQ override quirk" with some changelog edits.
>>
>> Thanks!
>>
>
Thanks Rafael.
> We have to thank you, Rafael, for investing your time and covering 
> this issue + fix again!
>
> I just want to add now, that also PATCH v3 works fine on here (with 
> kernel v5.14.4 now).
>
> I'm still not familiar with the kernel patch queueing mechanisms, so 
> forgive my possibly bothering question:
> Would it be possible (e.g. for you) to get that fix into earlier 
> kernel versions? Simple reason to ask for it: Some people thinking 
> over to return their newly bought machine of this type without proper 
> out-of-the-box Linux support.
> It shouldn't be my business, but I understand those folks' concerns.
>
>
Hi Manuel,

After the patch is in the linux-next, at least I will backport the patch 
to ubuntu 20.04, 20.10 and 21.04 kernels.

Regards,

Hui.

> TIA and best regards,
>
> Manuel