** Description changed: [ Impact ] - * Framework systems that have DP or HDMI cards connected will have + * Framework systems that have DP or HDMI cards connected will have increased power consumption even when nothing is connected to DP or HDMI ports since the cards don't default to autosuspend. + * Backporting upstream patch that adds rules in + hwdb.d/60-autosuspend.hwdb for Framework's HDMI and DP extensions. + [ Test Plan ] - * TBC + * DUT: Framework with DP and HDMI: + + $ lsusb | grep Framework + Bus 007 Device 002: ID 32ac:0003 Framework DisplayPort Expansion Card + Bus 001 Device 002: ID 32ac:0002 Framework HDMI Expansion Card + + 1. Autosuspend is not enabled before patch. Set to "on" in + power/control + + $ cat /sys/devices/pci0000:00/0000:00:08.1/0000:c1:00.3/usb1/1-1/manufacturer + Framework + $ cat /sys/devices/pci0000:00/0000:00:08.1/0000:c1:00.3/usb1/1-1/power/control + on + + $ cat /sys/devices/pci0000:00/0000:00:08.1/0000:c1:00.3/usb1/1-2/manufacturer + Framework + $ cat /sys/devices/pci0000:00/0000:00:08.1/0000:c1:00.3/usb1/1-2/power/control + on + + 2. Install patch + 3. Autosuspend is enabled for both extensions. Set to "auto" in power/control + + $ cat power/control + auto [ Where problems could occur ] - * TBC + * During testing verified that both DP+HDMI display show good output + after hot-plug, system suspend, and reboot. However, might affect DP and + HDMI output under other conditions (i.e resume after long suspend) [ Other Info ] - * + * https://github.com/systemd/systemd/commit/9023630cb7025650aa4d01ee794b0bb68bfdf2c1
-- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to systemd in Ubuntu. https://bugs.launchpad.net/bugs/2045621 Title: Improve power consumption on Framework systems Status in systemd package in Ubuntu: In Progress Bug description: [ Impact ] * Framework systems that have DP or HDMI cards connected will have increased power consumption even when nothing is connected to DP or HDMI ports since the cards don't default to autosuspend. * Backporting upstream patch that adds rules in hwdb.d/60-autosuspend.hwdb for Framework's HDMI and DP extensions. [ Test Plan ] * DUT: Framework with DP and HDMI: $ lsusb | grep Framework Bus 007 Device 002: ID 32ac:0003 Framework DisplayPort Expansion Card Bus 001 Device 002: ID 32ac:0002 Framework HDMI Expansion Card 1. Autosuspend is not enabled before patch. Set to "on" in power/control $ cat /sys/devices/pci0000:00/0000:00:08.1/0000:c1:00.3/usb1/1-1/manufacturer Framework $ cat /sys/devices/pci0000:00/0000:00:08.1/0000:c1:00.3/usb1/1-1/power/control on $ cat /sys/devices/pci0000:00/0000:00:08.1/0000:c1:00.3/usb1/1-2/manufacturer Framework $ cat /sys/devices/pci0000:00/0000:00:08.1/0000:c1:00.3/usb1/1-2/power/control on 2. Install patch 3. Autosuspend is enabled for both extensions. Set to "auto" in power/control $ cat power/control auto [ Where problems could occur ] * During testing verified that both DP+HDMI display show good output after hot-plug, system suspend, and reboot. There might be some differences when hibernate and hotplug. [ Other Info ] * https://github.com/systemd/systemd/commit/9023630cb7025650aa4d01ee794b0bb68bfdf2c1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/2045621/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp