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From: sashiko-bot@kernel.org
To: "Diogo Sousa" <diogogsousa@gmail.com>, linux-pci@vger.kernel.org
Subject: Re: [PATCH] PCI: Disable async suspend for AMD rev 0x62 ACP and HD Audio
Date: Fri, 16 Oct 2026 13:55:52 +0000	[thread overview]
Message-ID: <sashiko-outbox-174417@kernel.org> (raw)
In-Reply-To: <20261016135042.44914-1-diogogsousa@gmail.com>

> On AMD platforms with a revision 0x62 ACP, such as Dragon Range and Fire
> Range laptops, the HD Audio controller usually stops responding after
> resume from suspend:
> 
>   snd_hda_intel 0000:69:00.6: CORB reset timeout#2, CORBRP = 65535
> 
> Audio playback then stalls.
> 
> The ACP (function 5) and the HD Audio controller (function 6) share an
> audio block whose power is gated by the firmware.  In the AMD CPMACPV4
> SSDT, the _PS0 method of each function marks the function as present
> and then calls a common method that powers the block up only if exactly
> one function is present:
> 
>   Method (_PS0, 0, NotSerialized)  // ACP; AZAL sets M279 instead
> [ ... ]
> 
> Fixes: df4148a5a3cf ("ASoC: Add DMIC support for the AMD RPL platform")
> Link: https://github.com/CachyOS/linux-cachyos/issues/950
> Assisted-by: LLM
> Signed-off-by: Diogo Sousa <diogogsousa@gmail.com>

Sashiko has reviewed this patch and found no issues. It looks great!

-- 
Sashiko AI review · https://sashiko.dev/#/patchset/20261016135042.44914-1-diogogsousa@gmail.com?part=1


  reply	other threads:[~2026-10-16 13:55 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-10-16 13:50 [PATCH] PCI: Disable async suspend for AMD rev 0x62 ACP and HD Audio Diogo Sousa
2026-10-16 13:55 ` sashiko-bot [this message]
2026-10-16 21:43 ` Mario Limonciello

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