On Wed, 11 May 2011 15:24:51 +0200 "owl...@gmail.com" <owl...@gmail.com> wrote:
> Hello, I bought 2 identic USB audio device that work correctly with > linux but when I restart linux or I keep the devices out and I put it > in again they take another id. I need that the id would be always the > same. > > > I tried a first script called "A working example": > http://alsa.opensrc.org/Udev but squeeze doesn't rename it... > Then I tried other kind of tries that I paste below (please don't > laugh about me :) I am not good with udev) > > > > # KERNEL=="2-2", SUBSYSTEM=="usb", ACTION=="add", DRIVER=="usb", > SYMLINK="test" > # KERNEL=="controlC[0-9]*", SUBSYSTEM=="usb", ACTION=="add", > SYMLINK="snd/controlC9" > # KERNEL=="2-2:1.0", SUBSYSTEM=="usb", ACTION=="add", DRIVER=="usb", > SYMLINK="snd/controlC9" > # KERNEL=="2-2:1.1", SUBSYSTEM=="usb", ACTION=="add", DRIVER=="usb", > SYMLINK="snd/pcmC9D0c" > # KERNEL=="2-2:1.2", SUBSYSTEM=="usb", ACTION=="add", DRIVER=="usb", > SYMLINK="snd/pcmC9D0p" > # KERNEL=="2-2:1.0", SUBSYSTEM=="usb", ACTION=="add", DRIVER=="usb", > SYMLINK="snd/controlC9" > > KERNEL=="controlC0", ACTION=="add" DRIVERS=="snd", NAME="snd/controlC9" > > As you can see it doesn't work...the only thing I could do was to > create a symling but that's not important to me, i couldn't rename the > devices that's what I need > > > What I precisely need is to join one or more particular USB gates to > the same device d alsa. I will decide which one doing it in > /proc/asound/devices > > > ---- > > > udevadm info --query all --path /sys/bus/usb/devices/2-2 --attribute-walk > > Udevadm info starts with the device specified by the devpath and then > walks up the chain of parent devices. It prints for every device > found, all possible attributes in the udev rules key format. > A rule to match, can be composed by the attributes of the device > and the attributes from one single parent device. > > looking at device '/devices/pci0000:00/0000:00:10.0/usb2/2-2': > KERNEL=="2-2" > SUBSYSTEM=="usb" > DRIVER=="usb" > ATTR{configuration}=="" > ATTR{bNumInterfaces}==" 4" > ATTR{bConfigurationValue}=="1" > ATTR{bmAttributes}=="80" > ATTR{bMaxPower}=="100mA" > ATTR{urbnum}=="63" > ATTR{idVendor}=="08bb" > ATTR{idProduct}=="2902" > ATTR{bcdDevice}=="0100" > ATTR{bDeviceClass}=="00" > ATTR{bDeviceSubClass}=="00" > ATTR{bDeviceProtocol}=="00" > ATTR{bNumConfigurations}=="1" > ATTR{bMaxPacketSize0}=="8" > ATTR{speed}=="12" > ATTR{busnum}=="2" > ATTR{devnum}=="2" > ATTR{version}==" 1.10" > ATTR{maxchild}=="0" > ATTR{quirks}=="0x0" > ATTR{authorized}=="1" > ATTR{manufacturer}=="Burr-Brown from TI " > ATTR{product}=="USB Audio CODEC " > > looking at parent device '/devices/pci0000:00/0000:00:10.0/usb2': > KERNELS=="usb2" > SUBSYSTEMS=="usb" > DRIVERS=="usb" > ATTRS{configuration}=="" > ATTRS{bNumInterfaces}==" 1" > ATTRS{bConfigurationValue}=="1" > ATTRS{bmAttributes}=="e0" > ATTRS{bMaxPower}==" 0mA" > ATTRS{urbnum}=="36" > ATTRS{idVendor}=="1d6b" > ATTRS{idProduct}=="0001" > ATTRS{bcdDevice}=="0206" > ATTRS{bDeviceClass}=="09" > ATTRS{bDeviceSubClass}=="00" > ATTRS{bDeviceProtocol}=="00" > ATTRS{bNumConfigurations}=="1" > ATTRS{bMaxPacketSize0}=="64" > ATTRS{speed}=="12" > ATTRS{busnum}=="2" > ATTRS{devnum}=="1" > ATTRS{version}==" 1.10" > ATTRS{maxchild}=="2" > ATTRS{quirks}=="0x0" > ATTRS{authorized}=="1" > ATTRS{manufacturer}=="Linux 2.6.32-5-686 uhci_hcd" > ATTRS{product}=="UHCI Host Controller" > ATTRS{serial}=="0000:00:10.0" > ATTRS{authorized_default}=="1" > > looking at parent device '/devices/pci0000:00/0000:00:10.0': > KERNELS=="0000:00:10.0" > SUBSYSTEMS=="pci" > DRIVERS=="uhci_hcd" > ATTRS{vendor}=="0x1106" > ATTRS{device}=="0x3038" > ATTRS{subsystem_vendor}=="0x1043" > ATTRS{subsystem_device}=="0x3038" > ATTRS{class}=="0x0c0300" > ATTRS{irq}=="21" > ATTRS{local_cpus}=="ffffffff" > ATTRS{local_cpulist}=="0-31" > ATTRS{modalias}=="pci:v00001106d00003038sv00001043sd00003038bc0Csc03i00" > ATTRS{enable}=="1" > ATTRS{broken_parity_status}=="0" > ATTRS{msi_bus}=="" > > looking at parent device '/devices/pci0000:00': > KERNELS=="pci0000:00" > SUBSYSTEMS=="" > DRIVERS=="" > > ---- > > /proc/asound# ls > card0 card1 card2 cards default default_1 devices hwdep modules oss > pcm seq timers V8237 version > > ---- > > /dev/snd# ls > by-id by-path controlC0 controlC1 controlC2 pcmC0D0c pcmC0D0p > pcmC0D1c pcmC0D1p pcmC1D0c pcmC1D0p pcmC2D0c pcmC2D0p seq timer > > ---- > > dmesg > > [ 1.520541] usb usb4: New USB device found, idVendor=1d6b, idProduct=0001 > [ 1.520545] usb usb4: New USB device strings: Mfr=3, Product=2, > SerialNumber=1 > [ 1.520549] usb usb4: Product: UHCI Host Controller > [ 1.520552] usb usb4: Manufacturer: Linux 2.6.32-5-686 uhci_hcd > [ 1.520555] usb usb4: SerialNumber: 0000:00:10.2 > [ 1.520909] usb usb4: configuration #1 chosen from 1 choice > [ 1.521101] hub 4-0:1.0: USB hub found > [ 1.521126] hub 4-0:1.0: 2 ports detected > > [ 4285.848016] usb 2-1: new full speed USB device using uhci_hcd and address > 3 > [ 4286.169823] usb 2-1: New USB device found, idVendor=08bb, idProduct=2902 > [ 4286.169830] usb 2-1: New USB device strings: Mfr=1, Product=2, > SerialNumber=0 > [ 4286.169834] usb 2-1: Product: USB Audio CODEC > [ 4286.169837] usb 2-1: Manufacturer: Burr-Brown from TI > [ 4286.170060] usb 2-1: configuration #1 chosen from 1 choice > [ 4286.225195] input: Burr-Brown from TI USB Audio CODEC as > /devices/pci0000:00/0000:00:10.0/usb2/2-1/2-1:1.3/input/input5 > [ 4286.225961] generic-usb 0003:08BB:2902.0002: input,hidraw1: USB HID v1.00 > Device [Burr-Brown from TI USB Audio CODEC ] on > usb-0000:00:10.0-1/input3 > > ---- > > Every help will be important to me :) thanks. > > What you need to do is add manufacturer, configuration, serial # etc... to your lookup, e.g. # Epson Perfection 2450 aka GT-9700 KERNEL=="sg[0-9]*", ATTRS{type}=="3", ATTRS{vendor}=="EPSON", ATTRS{model} =="GT-9700", MODE="0664", GROUP="scanner", ENV{libsane_matched}="yes" 10-local.rules I have a file in /etc/udev/rules.d/10-local.rules where I put all of that local stuff. the real trick is how to figure out what those fields are: udevadm info --name=$1 --attribute-walk you might need to sudo the above command or execute as root. HTH. Brian -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/20110511190234.0f9cc...@windy.deldotd.com
