[alsa-devel] [PATCH] ALSA: usb-audio: fix BOSS ME-25 MIDI regression

[Clemens Ladisch]

The BOSS ME-25 turns out not to have any useful descriptors in its MIDI
interface, so its needs a quirk entry after all.

Reported-and-tested-by: Kees van Veen <kees.vanveen at gmail.com>
Fixes: 8e5ced83dd1c ("ALSA: usb-audio: remove superfluous Roland quirks")
Cc: <stable at vger.kernel.org>
Signed-off-by: Clemens Ladisch <clemens at ladisch.de>
---
 sound/usb/quirks-table.h |   29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/sound/usb/quirks-table.h b/sound/usb/quirks-table.h
index f652b10..223c47b 100644
--- a/sound/usb/quirks-table.h
+++ b/sound/usb/quirks-table.h
@@ -1581,6 +1581,35 @@
 	}
 },
 {
+	/* BOSS ME-25 */
+	USB_DEVICE(0x0582, 0x0113),
+	.driver_info = (unsigned long) & (const struct snd_usb_audio_quirk) {
+		.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
+			}
+		}
+	}
+},
+{
 	/* only 44.1 kHz works at the moment */
 	USB_DEVICE(0x0582, 0x0120),
 	.driver_info = (unsigned long) & (const struct snd_usb_audio_quirk) {