Re: [LAU] [PlanetCCRMA] edirol usb soundcards

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On Wed, 2010-07-28 at 15:49 -0300, Bernardo Barros wrote:
> sorry, I can't find this file. what is the complete path? And could
> you point out some guide how I could recompile the driver?

Sorry, that is not easy to explain and involves much work (that file is
part of the kernel source tree). I'll see if I can add this to my next
build of the rt kernel for Planet CCRMA. 

-- Fernando



> 2010/7/28 Clemens Ladisch <clemens@xxxxxxxxxx>
> >
> > Bernardo Barros wrote:
> > > Bus 001 Device 008: ID 0582:0064 Roland Corp. EDIROL PCR-1 WAVE
> >
> > For some reason, the driver has a quirk only for the MIDI interface of
> > the PCR-1 but not for the PCM interfaces.
> >
> > Try adding the following entry to sound/usb/quirks-table.h or
> > usbquirks.h and then recompiling the driver:
> >
> >
> > {
> >        USB_DEVICE(0x0582, 0x0064),
> >        .driver_info = (unsigned long) & (const struct snd_usb_audio_quirk) {
> >                .vendor_name = "EDIROL",
> >                .product_name = "PCR-1",
> >                .ifnum = QUIRK_ANY_INTERFACE,
> >                .type = QUIRK_COMPOSITE,
> >                .data = (const struct snd_usb_audio_quirk[]) {
> >                        {
> >                                .ifnum = 1,
> >                                .type = QUIRK_AUDIO_STANDARD_INTERFACE
> >                        },
> >                        {
> >                                .ifnum = 2,
> >                                .type = QUIRK_AUDIO_STANDARD_INTERFACE
> >                        },
> >                        {
> >                                .ifnum = -1
> >                        }
> >                }
> >        }
> > },


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