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82 lines
3.8 KiB
Plaintext
82 lines
3.8 KiB
Plaintext
# SPDX-License-Identifier: LGPL-2.1-or-later
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#
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# This file is part of systemd.
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#
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# systemd is free software; you can redistribute it and/or modify it
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# under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation; either version 2.1 of the License, or
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# (at your option) any later version.
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ACTION=="remove", GOTO="seat_end"
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TAG=="uaccess", SUBSYSTEM!="sound", TAG+="seat"
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SUBSYSTEM=="sound", KERNEL=="card*", TAG+="seat"
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SUBSYSTEM=="input", KERNEL=="input*", TAG+="seat"
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SUBSYSTEM=="graphics", KERNEL=="fb[0-9]*", TAG+="seat"
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# Assign keyboard and LCD backlights to the seat
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SUBSYSTEM=="leds", TAG+="seat"
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SUBSYSTEM=="backlight", TAG+="seat"
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# Allow efifb / uvesafb to be a master if KMS is disabled
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SUBSYSTEM=="graphics", KERNEL=="fb[0-9]", IMPORT{cmdline}="nomodeset", TAG+="master-of-seat"
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# Allow any PCI graphics device to be a master and synthesize a seat if KMS
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# is disabled and the kernel doesn't have a driver that would work with this device.
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SUBSYSTEM=="pci", ENV{ID_PCI_CLASS_FROM_DATABASE}=="Display controller", \
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ENV{DRIVER}=="", IMPORT{cmdline}="nomodeset", TAG+="seat", TAG+="master-of-seat"
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# Synthesize a seat for graphic devices without DRM and that fall back to fb
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# device instead. Such HWs are listed in hwdb.
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SUBSYSTEM=="graphics", KERNEL=="fb[0-9]*", ATTRS{modalias}=="?*", IMPORT{builtin}="hwdb fb:$attr{modalias}"
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ENV{ID_TAG_MASTER_OF_SEAT}=="1", TAG+="master-of-seat"
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SUBSYSTEM=="drm", KERNEL=="card[0-9]*", TAG+="seat", TAG+="master-of-seat"
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# Allow individual USB ports to be assigned to a seat
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SUBSYSTEM=="usb", ATTR{bDeviceClass}=="00", TAG+="seat"
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# Allow USB hubs (and all downstream ports) to be assigned to a seat
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SUBSYSTEM=="usb", ATTR{bDeviceClass}=="09", TAG+="seat"
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# 'Plugable' USB hub, sound, network, graphics adapter
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SUBSYSTEM=="usb", ATTR{idVendor}=="2230", ATTR{idProduct}=="000[13]", ENV{ID_AUTOSEAT}="1"
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# qemu (version 2.4+) has a PCI-PCI bridge (-device pci-bridge-seat) to group
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# devices belonging to one seat. See:
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# http://git.qemu.org/?p=qemu.git;a=blob;f=docs/multiseat.txt
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SUBSYSTEM=="pci", ATTR{vendor}=="0x1b36", ATTR{device}=="0x000a", TAG+="seat", ENV{ID_AUTOSEAT}="1"
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# Mimo 720, with integrated USB hub, displaylink graphics, and e2i
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# touchscreen. This device carries no proper VID/PID in the USB hub,
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# but it does carry good ID data in the graphics component, hence we
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# check it from the parent. There's a bit of a race here however,
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# given that the child devices might not exist yet at the time this
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# rule is executed. To work around this we'll trigger the parent from
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# the child if we notice that the parent wasn't recognized yet.
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# Match parent
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{% raw -%}
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SUBSYSTEM=="usb", ATTR{idVendor}=="058f", ATTR{idProduct}=="6254", \
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ATTR{%k.2/idVendor}=="17e9", ATTR{%k.2/idProduct}=="401a", ATTR{%k.2/product}=="mimo inc", \
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ENV{ID_AUTOSEAT}="1", ENV{ID_AVOID_LOOP}="1"
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{% endraw %}
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# Match child, look for parent's ID_AVOID_LOOP
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SUBSYSTEM=="usb", ATTR{idVendor}=="17e9", ATTR{idProduct}=="401a", ATTR{product}=="mimo inc", \
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ATTR{../idVendor}=="058f", ATTR{../idProduct}=="6254", \
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IMPORT{parent}="ID_AVOID_LOOP"
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# Match child, retrigger parent
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SUBSYSTEM=="usb", ATTR{idVendor}=="17e9", ATTR{idProduct}=="401a", ATTR{product}=="mimo inc", \
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ATTR{../idVendor}=="058f", ATTR{../idProduct}=="6254", \
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ENV{ID_AVOID_LOOP}=="", \
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RUN+="{{ROOTBINDIR}}/udevadm trigger --parent-match=%p/.."
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TAG=="seat", ENV{ID_PATH}=="", IMPORT{builtin}="path_id"
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TAG=="seat", ENV{ID_FOR_SEAT}=="", ENV{ID_PATH_TAG}!="", ENV{ID_FOR_SEAT}="$env{SUBSYSTEM}-$env{ID_PATH_TAG}"
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SUBSYSTEM=="input", ATTR{name}=="Wiebetech LLC Wiebetech", RUN+="{{ROOTBINDIR}}/loginctl lock-sessions"
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LABEL="seat_end"
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