Re: [PATCH v3] xhci: Allow RPM on the USB controller (1022:43f7) by default

[Mathias Nyman <mathias.nyman@linux.intel.com>]

On 5.3.2024 14.04, Greg KH wrote:
> On Mon, Mar 04, 2024 at 11:13:27AM +0530, Basavaraj Natikar wrote:
>> Enable runtime PM by default for older AMD 1022:43f7 xHCI 1.1 host as it
>> is proven to work.
>> Driver enables runtime PM by default for newer xHCI 1.2 host.
>>
>> Link: https://lore.kernel.org/all/12335218.O9o76ZdvQC@natalenko.name/
>> Cc: Mario Limonciello <mario.limonciello@amd.com>
>> Tested-by: Oleksandr Natalenko <oleksandr@natalenko.name>
>> Signed-off-by: Basavaraj Natikar <Basavaraj.Natikar@amd.com>
>> ---
>> Changes in v3:
>> 	- Reworded the commit message.	
>> 	- Removed fixes and stable tags.
> 
> Why?  Why doesn't this belong in a stable kernel?  It's a quirk fix,
> don't you want this on systems that are running 6.1 and 6.6?  Or are you
> willing to wait for 6.9?

Might be better to add it to stable after it has been upstream for some time.

Previous attempt to enable default runtime PM for AMD xHCI 1.1 hosts caused
regressions and had to be reverted from everywhere:

https://lore.kernel.org/r/20231205090548.1377667-1-mathias.nyman@linux.intel.com

Thanks
Mathias