Usb suspend linux

Usb suspend linux. Introduction¶. 4 kernel. Ubuntu is the host which on which my development board is connected via USB. Anyway, there's a webcam and bluetooth - if you can, the most reliable approach is to deactivate them in the UEFI settings. Apr 15, 2020 · These days Linux supports a lot of devices. 5mA for high power (normally 5 unit load devices). My system: Jun 10, 2021 · FIX for suspend-resume problem - black screen on resume Ubuntu 20. System: Debian 10, motherboard ASUS B450. Feb 11, 2019 · 特に節電に関して。レジュームに関してはLinux kernelの動作に関して記述。#サスペンドとレジューム##サスペンドホストはデータのやり取りがある間、1ms間隔でSOFパケットを送出して… Aug 18, 2019 · 起因 入了个硬盘盒配合树莓派做NAS，发现有时候dmesg里会出现硬盘相关的错误，如：Aborting journal on device dm-1-8. My issue is, how can I suspend a USB port in kernel 5. USB bus state for suspend and resume The USB specification defines the bus states that correspond to the signal voltages on the USB bus. The system still requires power in this state. Aug 13, 2014 · USB devices are normally identified by vendor and device ID, and, in Linux, support for USB devices is handled with udev. Double click on USB Settings to expand and look at the options. Writing USB Device Drivers¶ Author. 90% of the time it sits on my desk and monitor, speakers, mouse etc. With udev rules, we can control USB power and perform various automated actions directly from the command line in Linux. – In the Power Saving Options section, click Automatic Suspend. d . 2)Turn device ID 2-1 back on: $ echo '2-1' |sudo tee /sys/bus/usb/drivers/usb/bind. When a particular device is turned off while the system as a whole remains running, we call it a “dynamic suspend” (also known as a “runtime suspend” or “selective suspend”). Jul 22, 2009 · By my reading of the USB 2. Date: 20 August 2004. However, you shouldn’t confuse suspend with disable. Replace IDNUM with the last four digits of your USB device's ID number. Aug 13, 2022 · What is USB Selective Suspend? USB selective suspend is a Windows feature that allows the USB hub driver to suspend a single USB port without affecting other ports. I am running a Lenovo T470p, external USB drive with an orico USB housing. USB on port 2 and device ID 1): 1)Turn off device ID 2-1: $ echo '2-1' |sudo tee /sys/bus/usb/drivers/usb/unbind. 5. Not suspend to ram. When I had windows as the OS, that fan stopped working, on Ubuntu all USB ports are providing power when suspended. Summary: the mouse freezes when operating on battery since it is autosuspended after a certain time and needs more time to wake up. Disable specific USB port; Option 1: Disable USB Sub-system in Ubuntu and other Linux Mar 24, 2021 · USB Autosuspend; Problem The Linux kernel automatically suspends USB devices when there is driver support and the devices are not in use. 6. autosuspend=-1 option: In addition to my guide above i want to add this information, because i recently discovered that some wireless usb devices after waking up from sleep, they revert back to disable. This is often due to the device itself not behaving according to the USB standard, and that's more often than not caused by misbehaving USB suspend. When USB is in super-speed mode and is disabled as a wakeup source, it is observed that on the resume path, lanes have not been configured properly in the phy-zynqmp driver. 0 root hub Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2. Finally, select OK to save the setting. g. I have tried every port, even the two front ports on my Linux PC, to the same avail. It works only on hubs that support per-port power switching, but note that many modern motherboards have USB hubs that support this feature. On modern kernels, writing appropriate strings to /sys/power/state is the primary mechanism to trigger this suspend. Unfortunately, if you are trying to charge your iPhone, you are usually not using it with your computer, so chances are that your kernel will switch off power - making charging rather You could use my tool uhubctl - command line utility to control USB power per port for compatible USB hubs. Mar 17, 2007 · The basic test is whether Linux-USB can enumerate your peripheral and parse its descriptors; that's basic plugfest style testing. I'd like to maintain power supply to a USB-powered drive when the system goes into suspend (AKA S3 or "suspend-to-RAM") mode. This is so that devices can maintain their internal state and hubs can detect connect-change events (devices being plugged in or unplugged). Dec 1, 2021 · I have an HP omen 15 laptop, using Pop OS 20. USB “On-The-Go” (OTG) support, in conjunction with updates to the Linux-USB host side. May 2, 2018 · Started to work with Yocto and is trying to get a modem to sleep using USB suspend. k. autosuspend=-1 in GRUB_CMDLINE_LINUX_DEFAULT in /etc/default/grub. d configuration fixed the issue for me. You can check the kernel log after resuming to see if either of these has happened; look for lines saying "root hub lost power or was reset". 1 root hub Bus 007 Device 003: ID 413c:2010 Dell Computer Corp. Sharing data structures and API models with the Linux-USB host side API. Feb 10, 2021 · The red power light is still on but the light on the USB WiFi device is off and I can't access it with SSH. Alternatively, we can suspend the system to disk: Nov 8, 2023 · Hi there Garuda staff and members, I’m a total noob here, after only a few days of installing Dr460nized KDE on my old desktop PC (see specs below). XHCI wake allows USB-connected devices to wake your system up from suspend. Greg Kroah-Hartman. Sep 2, 2006 · On many systems the USB host controllers will get reset after a suspend-to-RAM. Moreover, udev rules are custom configurations that define actions for specific devices based on their attributes. Do you know any method to achieve this? E. Once they lose power they cannot detect motion and cannot power back on when motion is invoked. From the output, we can see that all four states have been disabled. 0 root hub Bus 001 I found the question Wake up from suspend using wireless USB keyboard or mouse (for any Linux Distro) on the Ubuntu Stack Exchange, which explains how to identify the correct device in /sys/bus/usb/devices and use /etc/rc. On many systems the USB host controllers will get reset after a suspend-to-RAM. 13. Integrated Rate Matching Hub Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2. I was referred to this site , but I don't see how I can make it work in my situation. Jan 1, 2015 · [経緯] 最近USB3. There is something enabling the mouse wake up in the first place. However, for suspend/hibernate the laptop “powers down”, but the USB devices are CONFIG_USB_SUSPEND: USB runtime power management (autosuspend) and wakeup General informations. Feb 14, 2018 · Waking from suspend from a USB keyboard stops working on my laptop if I have unplugged and replugged the keyboard while the laptop is in suspend. May 19, 2021 · 4. e. Selective suspension of USB devices is especially useful in portable computers Jun 9, 2018 · This answer from Unix & Linux Stack Exchange (slightly enhanced here) has a solution. (Look at /proc/bus/usb/devices after Linux enumerates it, and verify that the descriptors are displayed correctly. pm-suspend Command – During suspend most devices are shutdown, and system state is saved in RAM. So first, Suspend is working well. Mar 7, 2010 · For Ubuntu and Debian, usbcore is compiled into the kernel, so creating entries in /etc/modprobe. Repeat these steps for all relevant USB drivers on your computer. Connected to a wireless Logitech K400 Plus keyboard+touchpad with the wireless module on the rear USB ports, seems after some minutes is disabled. The hub functions normally on a separate Windows laptop PC. Following others' advice, I set the ke To finish all the 4 steps, you have to unmount the device, unbind the device from the driver, then tell the USB core driver to put that device into suspend mode, as shown in the solution above. 3. 当主机3ms内没有活动时（每隔1ms或者125us发送SOF也算作总线活动），dev应该将其当作一个挂起信号，并在规定的时间内挂起，同时将dev的电流降低到一定值。 Jan 11, 2022 · This resets my keyboard driver, which seems to fix the problem with my keyboard. But we have other situation where we would like to suspend USB and then enter in standby mode (echo standby > /sys/power/state). Bus 001 Device 002: ID 8087:0020 Intel Corp. Dec 2, 2019 · I'll show you how to GLOBALLY disable auto-suspend, negating the need to manually toggle the USB ports on & off: Short Answer: You do NOT need to edit " autosuspend_delay_ms " individually: USB autosuspend can be disabled globally and PERSISTENTLY using the following commands: It is possible to directly inform the in-kernel software suspend code (swsusp) to enter a suspended state; the exact method and state depends on the level of hardware support. If it works for you kindly let me know. Strangely enough, it also seems to fix my mouse problem about 30% of the time (and for the other 70%, I just have to pull out the USB plug and reinsert it to get my mouse working properly). * The issue doesn't happen if I simply hit "Suspend" and then wake up after a few minutes. A bit more on my use case. Starting with the 3. 04 (kernel 5. Jul 19, 2019 · Introduction. According to wiki, pm-utils might conflict with laptop-mode-tools. Jun 18, 2021 · I am using the latest version of Linux Mint. Edit /etc/default/grub and find the line containing LINUX_DEFAULT. Oct 14, 2021 · Related Linux Tutorials: USB Drive benchmark test on Linux; An Introduction to Linux Automation, Tools and Techniques; How to partition a drive on Linux; How to manage files on cloud storage with Rclone on Linux; How to check and tune power consumption with… Bash script: Pause script before proceeding; How to partition USB drive in Linux Jul 7, 2020 · To briefly summarise the kind of mess we are in: USB drivers do not report USB_DC_DISCONNECTED event because most USB device cores do not report such a thing (and there is a good reason for that), and we must rely on the USB_DC_SUSPEND event occurring when the device is disconnected (and, of course, suspended). Waking from suspend works fine if I don't unplug the USB keyboard during suspend. Anyone know how to completely disable any kind of suspend features? [Historically, dynamic PM support for USB was present only if the kernel had been built with CONFIG_USB_SUSPEND enabled (which depended on CONFIG_PM_RUNTIME). target suspend. Don't suspend on desktop screen. The document demonstrates the USB Suspend feature, and its implementation and testing in Linux on a SAMA5D2/D3/D4 Xplained Ultra board. 10? As I mentioned, all the methods are for 2. However, I find the settings in Ubuntu 20. suspend to disk, with systemctl hibernate. Jan 31, 2014 · It is possible for a USB storage device to become logically disconnected: the device is still plugged in, but is invisible from the operating system (e. 1 This saves quite a bit of power. 0/power/level to suspend the said usb device May 6, 2019 · In 18. According to the USB specification, when a USB bus is suspended the bus must continue to supply suspend current (around 1-5 mA). it's not listed under /proc/bus/usb). target Jun 8, 2022 · If I plug one USB drive into the hub and one into the built-in USB ports on the computer, the same results occur. I was doing different tests for this case. Whenever I wake the laptop after suspend, my connected usb devices stop working. I want Jul 24, 2023 · On Debian-based distributions such as Ubuntu and Linux Mint, you can disable the suspend daemon (and verify that its status reads as disabled) with the following commands: sudo systemctl mask sleep. This helps the OTG support, and looks forward to more-symmetric frameworks (where the same I/O model is used by both host and device side drivers). Jan 23, 2019 · I have Linux based development board on which DWC3 USB controller driver is present. Disable USB Selective Suspend Using Command Prompt. Is there a draw-back to Apr 11, 2020 · There's probably a BIOS setting for the USB ports that keeps power to the USB ports on suspend. I should note that my thumb drives are USB 3. With this being stated, it is possible to use specific driver calls or the USB autosuspend. While current mainline linux-next seems to exhibit the same issue I was unable to test any later NXP BSP (would require us first migrating to such later d Sep 2, 2006 · According to the USB specification, when a USB bus is suspended the bus must continue to supply suspend current (around 1-5 mA). This feature - USB powered in suspend mode - was not present in the previous version of Mint. That should be altered! Leaving the enabling be, and adding a disabling thing later, is just a really really shoddy suggestion. On almost all systems, no suspend current is available during hibernation (also known as swsusp or suspend-to-disk). The technical term is “power session”. All non-defective peripherals should support this. Introduction¶ This document presents a Linux-USB “Gadget” kernel mode API, for use within peripherals and other USB devices that embed Linux. What I've tried: Jun 22, 2023 · It is the buggy nouveau driver again. Integrated Rate Matching Hub Bus 002 Device 002: ID 8087:0020 Intel Corp. To re-enable the suspend and hibernation modes, run the command: Hi, Thanks for your quick response. 0 as well. And you have to be running a kernel with CONFIG_USB_SUSPEND enabled. The Linux USB subsystem has grown from supporting only two different types of devices in the 2. 0 specification the power rails out of the USB port are still available. Two parts: Earlier versions of nvidia drivers required support for suspend/resume/hibernate in /etc/systemd/ Dec 19, 2023 · Step 3: In the Power Options window , scroll down and locate USB Settings option. If I suspend (-to-RAM) my laptop, 二：Runtime 电源管理模型 这种模型允许设备在系统运行阶段进入低功耗状态，原则上，他可以独立于其他的电源管理活动。不过，通常设备之间不能单独进行控制（例如，父设备不能进入suspend，除非他的所有子设备已经进入suspend状态）。 Aug 20, 2004 · USB Gadget API for Linux¶ Author: David Brownell. According to the guides I've seen, you can do this in the sysfs with some power configs/commands. Jun 30, 2023 · This guide describes the Linux's ability to power off USB devices and to let USB devices request to wake them up again. That's what solved the issue for me. using /sys/bus/usb or the like? Aug 23, 2024 · For Ubuntu and most other Linux, here I’m going to show you how to disable USB via 3 ways: Disable whole USB sub-system; Disable USB storage only – Only disable access for USB flash drive and other storage devices. First find out what states are supported: user@linux:_> cat /sys/power/state standby mem disk root@linux:~> echo -n mem > /sys/power/state # suspend to ram root@linux:~> echo -n disk > /sys/power/state # suspend to disk How to Handle USB Suspend Mode on SAMA5x Introduction This application note describes the USB Suspend mode operation in the SAMA5x series of microprocessors. So I created a dummy file in /etc/pm/power. 在网上搜了一波，发现有可能是由于Linux自己的USB Auto Suspend机制导致。 Feb 11, 2018 · You can use the file /sys/power/state to do this. I used to think that, once completed, hibernation would be indistinguishable from a normal shutdown but apparently that's not the case since the computer doesn't wake on usb after a normal shutdown. I need to perform regression testing of USB suspend-resume by using shell script. In fact we do not need to suspend the USB while it is mounted. 0直結のUSBメモリ(64GB)を買ったので、UbuntuのメインHDD化してみた。 ところが、ノートPCの電源動作を電池に切り替えたあとに、USBメモリのreadが失敗するエラーがでていた。 [問題]Linuxの電源切り替え時に、USBが再認識され Mar 18, 2024 · We can use rtcwake to suspend the computer to either memory or disk and wake it back up at a specific time. Dec 15, 2021 · This issue concerns the i. 0 root hub Bus 008 Device 001: ID 1d6b:0001 Linux Foundation 1. Choose On Battery Power or Plugged In, set the switch to on, and select a Delay. Keyboard Bus 007 Device 002: ID 413c:1003 Dell Computer Corp. 3. I have implemented Link Power Management(L2 state) in the usb driver. Edit the /etc/default/grub file and change the GRUB_CMDLINE_LINUX_DEFAULT line to add the usbcore. Both options can be I want to disable an external usb keyboard whenever the computer is put into suspend mode so that the computer can't be woken by press on the usb keyboard. I think "Suspend" is the suitable english word for what I am doing in Mint, I mean this is the RAM "stand-by" i think, which restarting quickly with all applications. This topic described a similar problem, but most people have the problem with NVidia drivers or completely another problem like this one. References Jul 24, 2020 · The USB port I am targeting is part of a docking station, so it may not be present. h (possibly setting its last argument to NULL). How do I disable the Linux Mint USB AutoSuspend feature? I have looked in System Settings and I can not find any USB Power Settings of any kind. I am booting from the USB, as soon as the standby starts, the device goes read only on wakeup. target hibernate. Feb 6, 2018 · The best way to run scripts and commands on suspend and resume on Linux before suspending (or after resuming) is to use the systemd init system. update-grub. autosuspend=-1" Save the file, run sudo update-grub, and reboot. 2. I wrote this script to fix it: #!/bin/bash # Original script was using /bin/sh but shellcheck reporting warnings. Aug 18, 2020 · $ lsusb Bus 002 Device 002: ID 058f:6362 Alcor Micro Corp. 0-7620-generic). It is important to note many optical mice do not support power saving. May 24, 2024 · USB selective suspend is a Windows feature that allows the USB hub driver to suspend a single USB port without affecting other ports. Double Click on USB selective suspend setting . Enable Suspend and Hibernation in Linux. When I tried the live USB suspend/sleep seemed to work pretty well, and so it did for a day or two. Jun 11, 2019 · I had a similar problem recently when all of a sudden suspend stopped working due to USB. found on the Toradex Verdin iMX8M Mini computer/system on module (CoM/SoM) and NXP BSP 5. You can check the kernel log after resuming to see if either of these has happened; look for lines saying “root hub lost power or was reset”. ] Device drivers that wish to use the same function as a system suspend, freeze, poweroff and runtime suspend callback, and similarly for system resume, thaw, restore, and runtime resume, can achieve this with the help of the UNIVERSAL_DEV_PM_OPS macro defined in include/linux/pm. Nov 3, 2022 · Hello all, I’ve searched far and wide, but all I found on the subject was for Linux kernel 2. target sudo systemctl status sleep. However, some USB devices are not compatible with USB autosuspend and will misbehave at some point. It provides an overview of the API structure, and shows how that fits into a system development project. The CONFIG_USB_SUSPEND option had been eliminated. All of this seems pretty complicated, difficult to remember, and error-prone. are plugin in (either via a USB hub or directly). Sep 14, 2020 · For laptops, it won't be a hardware issue if the function (lid open and close to resume or suspend) works in Windows OS. The USB selective suspend feature allows the hub driver to suspend an individual port without affecting the operation of the other ports on the hub. MX 8M Mini as e. 2. – heynnema. local to apply the correct configuration on boot. I use two separate laptops, and a USB-C adapter two connect a keyboard, mouse and monitor to them. Jun 15, 2017 · USB autosuspend is a power-saving feature in recent Linux kernels that powers off USB devices if the kernel thinks that those devices aren’t needed right now. Change the line from: GRUB_CMDLINE_LINUX_DEFAULT="quiet splash" to: GRUB_CMDLINE_LINUX_DEFAULT="quiet splash usbcore. autosuspend=-1 /' /etc/default/grub. Edit the file /etc/default/grub (using Vi editor -- some users have not been able to save after editing in Vi and have had to use the alternate "Ex" editing mode, which substitutes sudo edit below, then Alt+:w and :x for the save and exit commands). Start by finding the port that each USB device is plugged into by entering the following command. Feb 21, 2012 · So far looks good. specs. Disabling USB autosuspend for the mouse's receiver in PowerTOP is a temporary solution, but it does not survive a reboot. May be of help: Nov 5, 2022 · Selective suspend saves power. Selective suspend can help reduce environmental factors such as thermal load and noise. You can find which USB device woke up your machine by paying attention to the line, kernel: usb 3-3: new full-speed USB device number 120 using xhci_hcd Jul 30, 2021 · Yes, hibernate a. This is a power-saving feature that suspends the port when it has been idle for some time. 0, nvidia-drivers 510. 1, but I think this question is generic. 04. 4. I usually don't shutdown my computer completely but just go into standby/suspend, so I can resume my work easily on the next day without starting every previously running program again. CONFIG_USB_SUSPEND is not enabled by default in a vanilla kernel. 6 and below. Normally the power is cut while the machine is suspended, which causes it to be dismounted and then remounted when the system is resumed. Is there a way that I can power off a (specific) USB device completely using software from a Linux machine? I want to use this to power off (so that the LED is off) a (single) USB stick. standard USB requests. The udev. 70_2. I believe the Linux Mint USB AutoSuspend function is automatically disabling my Mouse and Keyboard USB devices if they remain not in use for a long time. I updated all the updatable (I think, with the System Update Assistant), but my Dec 10, 2023 · suspend. May 7, 2024 · systemctl suspend Command – Use systemd to suspend/hibernate from command line on Linux. I have no peripherals attached except for a USB WiFi device. udev rules based on whitelist or blacklist filtering can help to mitigate the Sep 6, 2013 · Is it possible to on/off a specific USB port using the terminal in Ubuntu? lsusb displays the following result:. However forcing a device into these states in a controlled manner can be somewhat tricky, as the operating system is designed to do so automatically, based upon a variety of parameters and system settings. Mar 2, 2022 · To find out the exact device run: $ lsusb. Testing entry and wakeup from low-power states is crucial when developing a SuperSpeed USB device. It is also possible to disable autosuspend for all ports using usbcore. I’m also using external hard drives, backlit keyboard, and an USB external sound card. . 7 kernel (mice and keyboards), to over 20 different types of devices in the 2. target Verify Suspend and Hibernation in Ubuntu. target hybrid-sleep. d will NOT work. The Linux kernel configuration item CONFIG_USB_SUSPEND has multiple definitions: Feb 12, 2023 · How to detect reset-able USB devices? Just run usbreset and it should tell you what it can do and how e. Keyboard Hub Bus 007 Dec 13, 2021 · I have a laptop that's always connected to a USB powered cooling fan. Sep 12, 2020 · I'm running Ubuntu 20. This section explains how the USB bus defines the bus state for the suspend, resume, and idle states. You could write udev rules to reject all devices, save for a specific (white) list. [Historically, dynamic PM support for USB was present only if the kernel had been built with CONFIG_USB_SUSPEND enabled (which depended on CONFIG_PM_RUNTIME). (If you suspend on Home Screen(Desktop Screen) then you won't be able to see the desktop screen after waking up, though your CPU will be ON. 04 are somehow disabled by default. Dec 7, 2020 · Whenever you want to suspend your PC just keep any App pr Tab Open on Screen (Like browser, any app). 10 kernel release, dynamic PM support for USB was present whenever the kernel was built with CONFIG_PM_RUNTIME enabled. USB suspend resume is not working properly for all Zynq UltraScale+ boards with super-speed mode. Nov 12, 2021 · Hello ! It seems basic, but obviously, this is not integrated or "tunable" in Mint. Instead, we need to change the kernel boot parameters. You only need it if you want that ability. Flash Card Reader/Writer Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2. Apr 9, 2023 · How I can turn off/power off USB ports when the laptop is in sleep (suspend) mode? Now when I suspend the laptop the external USB light still lights on and the external Ethernet adapter is still blinking. /sys/bus/usb Feb 12, 2023 · Have the same issue as described here but I have integrated graphics. I'm on Linux, specifically NixOS (although I imagine this question would be relevant for any distro). Step 4: To Enable USB Selective Suspend setting, For Enabling USB Selective Suspend On Battery, Click on On battery option; From the drop down Apr 3, 2023 · Enable USB Ports During Suspend Next, you will need to confirm that the ports your USB devices are connected to are enabled for wakeup. Most modern Linux distro only needs to use the systemctl command. After that, maybe for sume update, suspend seems to be broken. You can try echo -n "suspend" > /sys/bus/usb/drivers/hub/1-0:1. A device connected to the port should limit its power consumption to 500uA for low power and 2. Mar 18, 2024 · udev is a Linux utility that manages device events. like so: $ usbreset Usage: # <=== This is how to do it (reset devices) usbreset PPPP:VVVV - reset by product and vendor id usbreset BBB/DDD - reset by bus and device number usbreset "Product" - reset by product name Devices: # <=== These are the devices that it sees and can reset Feb 8, 2013 · IMPORTANT: Pretty much all the answers below are bad and wrong. Sure I can check if that USB device is present, but I am suspecting that there is a better solution. I just use it headless as an audio player. To disable and enable the device (f. ) There are also some chapter 9 tests that your Dec 30, 2020 · $ sudo systemctl status sleep. The Command Prompt is a tool that you can use to perform a wide range of operations. So unfortunately this solution doesn't work for me. Oct 15, 2021 · I've connected an USB soundcard, an Elgato Stream Deck and a Novation Launchpad X to it. For example, let’s suspend our system to RAM, then wake it up one minute later: $ sudo rtcwake -u -s 60 -m mem rtcwake: wakeup from "mem" using /dev/rtc0 at Wed Nov 9 15:11:05 2022. ] Dec 19, 2021 · My suggestion was to check whether the autosuspend setting actually deviates from "disabled" for any device. This is due to the fact that the init system interacts directly with the kernel, and power systems. 04 on my device, I scripted disabling autosuspend persistently in /etc/default/grub like so: sed -i 's/GRUB_CMDLINE_LINUX_DEFAULT="/&usbcore. 1. The Linux kernel can automatically suspend USB devices when they are not in use. Everything works great while the laptop is running. Commented Apr 11, 2020 at 22:58. 04LTS, 5. My question is this, I want to suspend power to a USB on a schedule, and plan to do that in a bash script, that script will also have a rsync function. a. However, occasionally you will find a device that works but only for a while, requiring a reboot to work again. Sep 4, 2021 · I use my laptop basically like a desktop machine. This can sometimes save quite a bit of power, however some USB devices are not compatible with USB power saving and start to misbehave (common for USB mice/keyboards). My issue is that all these USB devices are still powered during standby. d for each of the scripts from /usr/lib/pm-utils/power. Nov 10, 2020 · USB suspend wireless keyboard On my 2010 old HP 8100 Elite CMT I installed KDE Neon to be used for dance lessons video streaming. May 10, 2022 · The keyboard is connected via usb cable to a usb port at the back of the computer and the mouse through usb bluetooth dongle at the front. vbjndd wsob vpaybtx uydaa vhbozllo vivfs jlws zjcnk vgaphr kxvbw