Le vendredi 18 décembre 2009 à 15:19 +0100, Clemens Ladisch a écrit :
> (please don't top-post)
>
> Alain Lauzon wrote:
> > Bus 001 Device 014: ID 0582:0092 Roland Corp. EDIROL PC-80 WAVE
> > ...
> > Bus 001 Device 013: ID 0582:0093 Roland Corp. EDIROL PC-80 MIDI
> > ...
>
> This is implemented as two logical devices, so it will show up as two
> ALSA sound cards.
>
> You didn't show the descriptors for a full-duplex mode, so I'm assuming
> it works like with any other Roland device.
>
> Please try the following quirk entries:
>
> {
> /* WAVE part only; see ID 0x0093 for MIDI */
> USB_DEVICE(0x0582, 0x0092),
> .driver_info = (unsigned long) & (const struct snd_usb_audio_quirk) {
> /* .vendor_name = "EDIROL", */
> /* .product_name = "PC-80", */
> .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 = -1
> }
> }
> }
> },
> {
> /* MIDI part only; see ID 0x0092 for WAVE */
> USB_DEVICE(0x0582, 0x0093),
> .driver_info = (unsigned long) & (const struct snd_usb_audio_quirk) {
> /* .vendor_name = "EDIROL", */
> /* .product_name = "PC-80", */
> .ifnum = 0,
> .type = QUIRK_MIDI_FIXED_ENDPOINT,
> .data = & (const struct snd_usb_midi_endpoint_info) {
> .out_cables = 0x0000,
> .in_cables = 0x0003,
> }
> }
> },
> --
Another question I have is is there a way to modify the quirk and try it
without having to reboot my computer? I have tried restarting ALSA but
it was not giving me the changes so I keep rebooting my computer with
every try I do on the quirks file.
Alain Lauzon
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