linux-kernel - Re: [PATCH] ALSA: hda/realtek: Autodetect Cirrus Logic companion amplifier bindings

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Message-ID: <87wmjzl2lz.wl-tiwai@suse.de>
Date: Thu, 29 Aug 2024 18:23:36 +0200
From: Takashi Iwai <tiwai@...e.de>
To: Simon Trimmer <simont@...nsource.cirrus.com>
Cc: <tiwai@...e.com>,
	<linux-sound@...r.kernel.org>,
	<alsa-devel@...a-project.org>,
	<linux-kernel@...r.kernel.org>,
	<patches@...nsource.cirrus.com>
Subject: Re: [PATCH] ALSA: hda/realtek: Autodetect Cirrus Logic companion amplifier bindings

On Thu, 29 Aug 2024 18:11:14 +0200,
Simon Trimmer wrote:
> 
> We do not need model specific HDA quirks to construct the component
> binding details of Cirrus Logic companion amplifiers as this information
> is already present in the ACPI.
> 
> Quirks are then only required for special workarounds not described in
> the ACPI such as internal configuration of the Realtek codecs.
> 
> The codec pointer is now initialized in hda_component_manager_init() so
> that we can detect when companion amplifiers are found in the ACPI but
> the SSID invokes a quirk that also attempts to create the component
> binding.
> 
> Signed-off-by: Simon Trimmer <simont@...nsource.cirrus.com>
> ---
> v1 - This patch applies to for-next with this additional patch:
>      b1faff28a2bd ("ALSA: hda: hda_component: Fix mutex crash if nothing ever binds")
>      which is currently only in the for-linus.

OK, I now merged for-linus to for-next, and applied yours.

>      We're looking to do the same for the CS35L41 devices, but that will
>      come later because there are many more quirks to work through.

That's understandable.  Thanks!


Takashi