Attachment 132845 Details for Bug 101883 – udevadm.txt

udevadm.txt

udevadm.txt (text/plain), 3.51 KB, created by ben simons on 2017-07-23 03:41:18 UTC

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Creator: ben simons

Created: 2017-07-23 03:41:18 UTC

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patch

obsolete

># Output from udevadm info on Razer Blade Pro (2016) 
># uname -a
>#   Linux where 4.12.2-gentoo #8 SMP Fri Jul 21 01:00:49 AEST 2017
>#   x86_64 Intel(R) Core(TM) i7-6700HQ CPU @ 2.60GHz GenuineIntel GNU/Linux
># Sun Jul 23 12:46:59 AEST 2017
>
>
>/home/ben/razer/libinput # udevadm info /dev/input/event6 
>P: /devices/pci0000:00/0000:00:15.0/i2c_designware.0/i2c-0/i2c-CRQ1001:00/0018:0488:D020.0001/input/input6/event6
>N: input/event6
>S: input/by-path/pci-0000:00:15.0-platform-i2c_designware.0-event-mouse
>E: DEVLINKS=/dev/input/by-path/pci-0000:00:15.0-platform-i2c_designware.0-event-mouse
>E: DEVNAME=/dev/input/event6
>E: DEVPATH=/devices/pci0000:00/0000:00:15.0/i2c_designware.0/i2c-0/i2c-CRQ1001:00/0018:0488:D020.0001/input/input6/event6
>E: ID_INPUT=1
>E: ID_INPUT_MOUSE=1
>E: ID_PATH=pci-0000:00:15.0-platform-i2c_designware.0
>E: ID_PATH_TAG=pci-0000_00_15_0-platform-i2c_designware_0
>E: ID_SERIAL=noserial
>E: LIBINPUT_DEVICE_GROUP=18/488/d020/100:i2c-CRQ1001:00
>E: MAJOR=13
>E: MINOR=70
>E: SUBSYSTEM=input
>E: USEC_INITIALIZED=8817873
>
>
>
>/home/ben/razer/libinput # udevadm info -a -p $(udevadm info -q path -n /dev/input/event6)
>
>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/pci0000:00/0000:00:15.0/i2c_designware.0/i2c-0/i2c-CRQ1001:00/0018:0488:D020.0001/input/input6/event6':
>    KERNEL=="event6"
>    SUBSYSTEM=="input"
>    DRIVER==""
>
>  looking at parent device '/devices/pci0000:00/0000:00:15.0/i2c_designware.0/i2c-0/i2c-CRQ1001:00/0018:0488:D020.0001/input/input6':
>    KERNELS=="input6"
>    SUBSYSTEMS=="input"
>    DRIVERS==""
>    ATTRS{uniq}==""
>    ATTRS{properties}=="0"
>    ATTRS{phys}=="i2c-CRQ1001:00"
>    ATTRS{name}=="CRQ1001:00 0488:D020"
>
>  looking at parent device '/devices/pci0000:00/0000:00:15.0/i2c_designware.0/i2c-0/i2c-CRQ1001:00/0018:0488:D020.0001':
>    KERNELS=="0018:0488:D020.0001"
>    SUBSYSTEMS=="hid"
>    DRIVERS=="hid-generic"
>    ATTRS{country}=="00"
>
>  looking at parent device '/devices/pci0000:00/0000:00:15.0/i2c_designware.0/i2c-0/i2c-CRQ1001:00':
>    KERNELS=="i2c-CRQ1001:00"
>    SUBSYSTEMS=="i2c"
>    DRIVERS=="i2c_hid"
>    ATTRS{name}=="CRQ1001:00"
>
>  looking at parent device '/devices/pci0000:00/0000:00:15.0/i2c_designware.0/i2c-0':
>    KERNELS=="i2c-0"
>    SUBSYSTEMS=="i2c"
>    DRIVERS==""
>    ATTRS{name}=="Synopsys DesignWare I2C adapter"
>
>  looking at parent device '/devices/pci0000:00/0000:00:15.0/i2c_designware.0':
>    KERNELS=="i2c_designware.0"
>    SUBSYSTEMS=="platform"
>    DRIVERS=="i2c_designware"
>    ATTRS{driver_override}=="(null)"
>
>  looking at parent device '/devices/pci0000:00/0000:00:15.0':
>    KERNELS=="0000:00:15.0"
>    SUBSYSTEMS=="pci"
>    DRIVERS=="intel-lpss"
>    ATTRS{subsystem_device}=="0x6750"
>    ATTRS{vendor}=="0x8086"
>    ATTRS{d3cold_allowed}=="1"
>    ATTRS{msi_bus}=="1"
>    ATTRS{device}=="0xa160"
>    ATTRS{local_cpulist}=="0-7"
>    ATTRS{class}=="0x118000"
>    ATTRS{driver_override}=="(null)"
>    ATTRS{local_cpus}=="ff"
>    ATTRS{enable}=="1"
>    ATTRS{irq}=="16"
>    ATTRS{revision}=="0x31"
>    ATTRS{broken_parity_status}=="0"
>    ATTRS{dma_mask_bits}=="32"
>    ATTRS{devspec}==""
>    ATTRS{consistent_dma_mask_bits}=="32"
>    ATTRS{subsystem_vendor}=="0x1a58"
>
>  looking at parent device '/devices/pci0000:00':
>    KERNELS=="pci0000:00"
>    SUBSYSTEMS==""
>    DRIVERS==""
>
>/home/ben/razer/libinput # 
>

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Attachments on bug 101883: 132838 | 132839 | 132840 | 132841 | 132842 | 132843 | 132844 | 132845

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