linux-kernel - Re: [PATCH 0/9] ALSA: usb-audio: Support jack detection on Sony DualSense PS5

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Message-ID: <87a56h8icc.wl-tiwai@suse.de>
Date: Mon, 09 Jun 2025 09:49:55 +0200
From: Takashi Iwai <tiwai@...e.de>
To: Cristian Ciocaltea <cristian.ciocaltea@...labora.com>
Cc: Jaroslav Kysela <perex@...ex.cz>,
	Takashi Iwai <tiwai@...e.com>,
	kernel@...labora.com,
	linux-sound@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/9] ALSA: usb-audio: Support jack detection on Sony DualSense PS5

On Mon, 26 May 2025 16:07:39 +0200,
Cristian Ciocaltea wrote:
> 
> The Sony DualSense PS5 controller has an internal mono speaker, but it
> also provides a 3.5mm jack socket for headphone output and headset
> microphone input.
> 
> Since this is a UAC1 device, it doesn't advertise any jack detection
> capability.  However, the controller is able to report HP & MIC insert
> events via HID, i.e. through a dedicated input device managed by the
> hid-playstation driver [1].
> 
> This patch series implements a quirk to create the jack controls for
> headphone and headset mic, respectively, and registers an input handler
> for each of them in order to intercept the related hotplug events.
> 
> It's worth noting there is no hard dependency on the HID patch set [1],
> as the usb-audio driver will simply bind the jack controls to the input
> devices when they become available - this is managed internally by the
> input handler framework.
> 
> Unrelated to the above, the series also provides fixes to a bunch of
> general coding style issues as reported by checkpatch.
> 
> [1] https://lore.kernel.org/all/20250526-dualsense-hid-jack-v1-0-a65fee4a60cc@collabora.com/
> 
> Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@...labora.com>
> ---
> Cristian Ciocaltea (9):
>       ALSA: usb-audio: Fix code alignment in mixer_quirks
>       ALSA: usb-audio: Fix whitespace & blank line issues in mixer_quirks
>       ALSA: usb-audio: Avoid precedence issues in mixer_quirks macros
>       ALSA: usb-audio: Fix block comments in mixer_quirks
>       ALSA: usb-audio: Drop unnecessary parentheses in mixer_quirks
>       ALSA: usb-audio: Avoid multiple assignments in mixer_quirks
>       ALSA: usb-audio: Simplify NULL comparison in mixer_quirks
>       ALSA: usb-audio: Remove unneeded wmb() in mixer_quirks
>       ALSA: usb-audio: Add mixer quirk for Sony DualSense PS5

Now merged to for-next branch.


thanks,

Takashi