This is a note to let you know that I've just added the patch titled
ALSA: snd-usb: add quirks for Roland UA-22
to the 3.19-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
alsa-snd-usb-add-quirks-for-roland-ua-22.patch
and it can be found in the queue-3.19 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From fcdcd1dec6d2c7b718385ec743ae5a9a233edad4 Mon Sep 17 00:00:00 2001
From: Daniel Mack <daniel@xxxxxxxxxx>
Date: Thu, 12 Mar 2015 09:41:32 +0100
Subject: ALSA: snd-usb: add quirks for Roland UA-22
MIME-Version: 1.0
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From: Daniel Mack <daniel@xxxxxxxxxx>
commit fcdcd1dec6d2c7b718385ec743ae5a9a233edad4 upstream.
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@xxxxxxxxxx>
Reported-by: Rafa Lafuente <rafalafuente@xxxxxxxxx>
Tested-by: Raphaël Doursenaud <raphael@xxxxxxxxxxxxx>
Signed-off-by: Takashi Iwai <tiwai@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
sound/usb/quirks-table.h | 30 ++++++++++++++++++++++++++++++
1 file changed, 30 insertions(+)
--- a/sound/usb/quirks-table.h
+++ b/sound/usb/quirks-table.h
@@ -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 |
Patches currently in stable-queue which might be from daniel@xxxxxxxxxx are
queue-3.19/alsa-snd-usb-add-quirks-for-roland-ua-22.patch
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