Commit 08056455 authored Feb 27, 2025 by Amin Dandache Committed by Takashi Iwai Feb 28, 2025

ALSA: usb-audio: enable support for Presonus Studio 1824c within 1810c file

This patch adds support for Presonus Studio 1824c, a usb interface
that's UAC2 compliant and it is enabled by identifying the device
ID 194f:010d and works with the code brought in by the 1810c change from
Nick Kossifidis in 2020-02-15.

More infos on the card:
https://www.presonus.com/products/Studio-1824c



Signed-off-by: Amin Dandache <amin.dandache@gmail.com>
Link: https://patch.msgid.link/20250227133027.21148-1-git@amin85.de


Signed-off-by: Takashi Iwai <tiwai@suse.de>

parent e747104c

sound/usb/format.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -384,6 +384,10 @@ static int parse_uac2_sample_rate_range(struct snd_usb_audio *chip,
		if (chip->usb_id == USB_ID(0x194f, 0x010c) &&
		!s1810c_valid_sample_rate(fp, rate))
		goto skip_rate;
		/* Filter out invalid rates on Presonus Studio 1824c */
		if (chip->usb_id == USB_ID(0x194f, 0x010d) &&
		!s1810c_valid_sample_rate(fp, rate))
		goto skip_rate;

		/* Filter out invalid rates on Focusrite devices */
		if (USB_ID_VENDOR(chip->usb_id) == 0x1235 &&

sound/usb/mixer_quirks.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -4119,6 +4119,9 @@ int snd_usb_mixer_apply_create_quirk(struct usb_mixer_interface *mixer)
		case USB_ID(0x194f, 0x010c): /* Presonus Studio 1810c */
		err = snd_sc1810_init_mixer(mixer);
		break;
		case USB_ID(0x194f, 0x010d): /* Presonus Studio 1824c */
		err = snd_sc1810_init_mixer(mixer);
		break;
		case USB_ID(0x2a39, 0x3fb0): /* RME Babyface Pro FS */
		err = snd_bbfpro_controls_create(mixer);
		break;

sound/usb/quirks.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -1599,7 +1599,9 @@ int snd_usb_apply_interface_quirk(struct snd_usb_audio *chip,
		/* presonus studio 1810c: skip altsets incompatible with device_setup */
		if (chip->usb_id == USB_ID(0x194f, 0x010c))
		return s1810c_skip_setting_quirk(chip, iface, altno);

		/* presonus studio 1824c: skip altsets incompatible with device_setup */
		if (chip->usb_id == USB_ID(0x194f, 0x010d))
		return s1810c_skip_setting_quirk(chip, iface, altno);

		return 0;
		}