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 <[email protected]> know about it.
>From fcdcd1dec6d2c7b718385ec743ae5a9a233edad4 Mon Sep 17 00:00:00 2001
From: Daniel Mack <[email protected]>
Date: Thu, 12 Mar 2015 09:41:32 +0100
Subject: ALSA: snd-usb: add quirks for Roland UA-22
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From: Daniel Mack <[email protected]>
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 <[email protected]>
Reported-by: Rafa Lafuente <[email protected]>
Tested-by: Raphaël Doursenaud <[email protected]>
Signed-off-by: Takashi Iwai <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
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 [email protected] are
queue-3.19/alsa-snd-usb-add-quirks-for-roland-ua-22.patch
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