[alsa-devel] [PATCH] ALSA: usb-audio: define another USB ID for a buggy USB MIDI cable

Tarek Soliman tarek at bashasoliman.com
Mon Apr 4 16:23:53 CEST 2011

There are many USB MIDI cables out there that have buggy
firmware that reports it can do more than 4 bytes in a
packet when they can only properly handle 4

This patch adds the ID of yet another one of those cables

Signed-off-by: Tarek Soliman <tarek at bashasoliman.com>
 sound/usb/midi.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/sound/usb/midi.c b/sound/usb/midi.c
index b4b39c0..f928910 100644
--- a/sound/usb/midi.c
+++ b/sound/usb/midi.c
@@ -1301,6 +1301,7 @@ static int snd_usbmidi_out_endpoint_create(struct snd_usb_midi* umidi,
 	case USB_ID(0x15ca, 0x0101): /* Textech USB Midi Cable */
 	case USB_ID(0x15ca, 0x1806): /* Textech USB Midi Cable */
 	case USB_ID(0x1a86, 0x752d): /* QinHeng CH345 "USB2.0-MIDI" */
+	case USB_ID(0xfc08, 0x0101): /* Unknown vendor Cable */
 		ep->max_transfer = 4;

As instructed, I updated the insertion point of the new entry such
that the entries are sorted.

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