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ALSA: snd-usb: add quirks for Roland UA-22 

The device complies to the UAC1 standard but hides that fact with
proprietary descriptors. The autodetect quirk for Roland devices
catches the audio interface but misses the MIDI part, so a specific
quirk is needed.

Signed-off-by: Daniel Mack <daniel@zonque.org>
Reported-by: Rafa Lafuente <rafalafuente@gmail.com>
Tested-by: Raphaël Doursenaud <raphael@doursenaud.fr>
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Daniel Mack 2015-03-12 09:41:32 +01:00 committed by Takashi Iwai
parent be3bb8236d
commit fcdcd1dec6
1 changed files with 30 additions and 0 deletions
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30
sound/usb/quirks-table.h
View File

@ -1773,6 +1773,36 @@ YAMAHA_DEVICE(0x7010, "UB99"),
}
}
},
{
USB_DEVICE(0x0582, 0x0159),
.driver_info = (unsigned long) & (const struct snd_usb_audio_quirk) {
/* .vendor_name = "Roland", */
/* .product_name = "UA-22", */
.ifnum = QUIRK_ANY_INTERFACE,
.type = QUIRK_COMPOSITE,
.data = (const struct snd_usb_audio_quirk[]) {
{
.ifnum = 0,
.type = QUIRK_AUDIO_STANDARD_INTERFACE
},
{
.ifnum = 1,
.type = QUIRK_AUDIO_STANDARD_INTERFACE
},
{
.ifnum = 2,
.type = QUIRK_MIDI_FIXED_ENDPOINT,
.data = & (const struct snd_usb_midi_endpoint_info) {
.out_cables = 0x0001,
.in_cables = 0x0001
}
},
{
.ifnum = -1
}
}
}
},
/* this catches most recent vendor-specific Roland devices */
{
.match_flags = USB_DEVICE_ID_MATCH_VENDOR |