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

Takashi Iwai tiwai at suse.de
Mon Apr 4 11:18:16 CEST 2011


At Sun, 3 Apr 2011 01:51:22 -0500,
Tarek Soliman wrote:
> 
> 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..bdf5d9d 100644
> --- a/sound/usb/midi.c
> +++ b/sound/usb/midi.c
> @@ -1299,6 +1299,7 @@ static int snd_usbmidi_out_endpoint_create(struct snd_usb_midi* umidi,
>  	case USB_ID(0x0a92, 0x1020): /* ESI M4U */
>  	case USB_ID(0x1430, 0x474b): /* RedOctane GH MIDI INTERFACE */
>  	case USB_ID(0x15ca, 0x0101): /* Textech USB Midi Cable */
> +	case USB_ID(0xfc08, 0x0101): /* Unknown vendor Cable */
>  	case USB_ID(0x15ca, 0x1806): /* Textech USB Midi Cable */
>  	case USB_ID(0x1a86, 0x752d): /* QinHeng CH345 "USB2.0-MIDI" */

The entries are sorted in the vendor id order.
Could you fix the point to insert and resend the patch?


thanks,

Takashi


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