Re: [BUG] ASUS ProArt PX13 HN7306WU: amd_pmc s2idle S0ix corrupts AMD 1022:150b root port, NVIDIA dGPU returns header type 7f

[Mario Limonciello <mario.limonciello@amd.com>]

On 4/3/26 11:19 AM, Joyful Lee wrote:
> On Fri, Apr 3, 2026 at 10:25 AM Mario Limonciello
> <mario.limonciello@amd.com> wrote:
>> That's really unfortunate to hear.  If I was in your shoes - If not
>> solved by the end of the return period I would return the machine and
>> purchase one from a vendor that has been testing, fixing BIOS issues and
>> supporting Linux.
>>
>> I'm not going to pick favorites, but Dell, Framework, HP, and Lenovo all
>> have offerings that they do this.
>>
>> By chance does the BIOS offer access to "AMD PBS" or "AMD CBS" menus?
>> If so, there may be an option nestled in there for dGPU D3 behavior.
> 
> I got it working. My kernel, which I build up from defconfig, was
> missing CONFIG_HOTPLUG_PCI_PCIE. It makes sense, but I wish there was
> more evidence that pointed me to this option. At least we can close the
> loop here in case anyone else runs into this problem. As a side benefit,
> enabling this option also got the dGPU to enter D3cold where before the
> lowest it would get is D3hot.
> 
> Thanks again,
> Joy

That's great news!  I'll add a check to flag this in amd-debug-tools too 
to help anyone else in the future.

Thanks,