On 01/10/2012 05:01 PM, Sid Boyce wrote: > On 10/01/12 09:47, alsa-user-request@xxxxxxxxxxxxxxxxxxxxx wrote: >> Re: State of highspeed usb2 audio? (alexander) > UAC2 support was added to the kernel, I think 2.6.35+, in late May 2010. > It was submitted by Alex Lee to support a hamradio high end USB sound > card which also included control circuitry for the Softrock amateur > transceivers. > > The project is called the SDR-Widget. > > I initially confirmed it worked at 192K samplerate with my E-MU 0404 USB > as did Alex and others with SDR-Widget hardware Alpha builds. > > It is in daily use by myself and others with the SDR-Widget and other > sound cards capable of 192K samplerate. It is part of USB sound. > CONFIG_SND_USB=y > CONFIG_SND_USB_AUDIO=m > > # cat /proc/asound/cards > 0 [SB ]: HDA-Intel - HDA ATI SB > HDA ATI SB at 0xf7cf8000 irq 16 > 1 [DG8SAQI2C ]: USB-Audio - DG8SAQ-I2C > www.obdev.at DG8SAQ-I2C at usb-0000:00:13.2-5, > high speed > > From /var/log/boot.msg > <6>[ 4.598076] usb 2-5: new high-speed USB device number 2 using ehci_hcd > <6>[ 4.713765] usb 2-5: New USB device found, idVendor=16c0, > idProduct=05dc > <6>[ 4.713769] usb 2-5: New USB device strings: Mfr=1, Product=2, > SerialNumber=3 > <6>[ 4.713771] usb 2-5: Product: DG8SAQ-I2C > <6>[ 4.713774] usb 2-5: Manufacturer: www.obdev.at > <6>[ 4.713776] usb 2-5: SerialNumber: 1.0.0.0.0.0.A > > Regards > Sid. > Aah, good to hear, but is it enabled by default(archlinux vanilla kernel)? or is just some bug that's hindering the USBpre2 to function in usb2 mode? can I provide some more info other than what I posted so far? ------------------------------------------------------------------------------ Write once. Port to many. Get the SDK and tools to simplify cross-platform app development. Create new or port existing apps to sell to consumers worldwide. Explore the Intel AppUpSM program developer opportunity. appdeveloper.intel.com/join http://p.sf.net/sfu/intel-appdev _______________________________________________ Alsa-user mailing list Alsa-user@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/alsa-user
