[ALSA] usb-audio - use bDeviceSubClass to detect MOTU FastLane (bbd4615c) · Commits · 戴 / test

USB generic driver MOTU builds other USB MIDI interfaces with the same product ID as the FastLane, so we have to check the bDeviceSubClass field to differentiate between them. Signed-off-by:

Clemens Ladisch <clemens@ladisch.de>

sound/usb/usbquirks.h

+6 −1

Original line number	Diff line number	Diff line
		@@ -1260,7 +1260,12 @@ YAMAHA_DEVICE(0x7010, "UB99"),
		/* Mark of the Unicorn devices */
		{
		/* thanks to Robert A. Lerche <ral 'at' msbit.com> */
		USB_DEVICE(0x07fd, 0x0001),
		.match_flags = USB_DEVICE_ID_MATCH_VENDOR \|
		USB_DEVICE_ID_MATCH_PRODUCT \|
		USB_DEVICE_ID_MATCH_DEV_SUBCLASS,
		.idVendor = 0x07fd,
		.idProduct = 0x0001,
		.bDeviceSubClass = 2,
		.driver_info = (unsigned long) & (const snd_usb_audio_quirk_t) {
		.vendor_name = "MOTU",
		.product_name = "Fastlane",

Admin message