[alsa-devel] [PATCH v2] add native DSD support for XMOS based DACs

[Clemens Ladisch]

Jurgen Kramer wrote:
> +	/* XMOS based USB DACs */
> +	if (le16_to_cpu(chip->dev->descriptor.idVendor) == 0x20b1) {
> +		switch (le16_to_cpu(chip->dev->descriptor.idProduct)) {
> +		/* iFi Audio micro/nano iDSD */
> +		case 0x3008:

And you don't need to go through the descriptors; you can test
chip->usb_id directly (see snd_usb_set_format_quirk()).


Regards,
Clemens