It did definitely work in 19.04, but cannot find a CPU governor on 19.10 or Focal.
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1856440 Title: cpufreq: no or unknown cpufreq driver Status in linux package in Ubuntu: Confirmed Bug description: Not sure where this goes, but no cpufreq driver is available in 19.10 or 20.04 on AMD CPUs. I'm not sure why this is happening, but no cpufreq driver gets loaded. Output of cpufreq-info cpufrequtils 008: cpufreq-info (C) Dominik Brodowski 2004-2009 Report errors and bugs to cpuf...@vger.kernel.org, please. analyzing CPU 0: no or unknown cpufreq driver is active on this CPU maximum transition latency: 4294.55 ms. analyzing CPU 1: no or unknown cpufreq driver is active on this CPU maximum transition latency: 4294.55 ms. analyzing CPU 2: no or unknown cpufreq driver is active on this CPU maximum transition latency: 4294.55 ms. analyzing CPU 3: no or unknown cpufreq driver is active on this CPU maximum transition latency: 4294.55 ms. Output of cpupower frequency-info analyzing CPU 0: no or unknown cpufreq driver is active on this CPU CPUs which run at the same hardware frequency: Not Available CPUs which need to have their frequency coordinated by software: Not Available maximum transition latency: Cannot determine or is not supported. Not Available available cpufreq governors: Not Available Unable to determine current policy current CPU frequency: Unable to call hardware current CPU frequency: Unable to call to kernel boost state support: Supported: yes Active: yes Boost States: 3 Total States: 8 Pstate-Pb0: 3300MHz (boost state) Pstate-Pb1: 3100MHz (boost state) Pstate-Pb2: 2800MHz (boost state) Pstate-P0: 2600MHz Pstate-P1: 2200MHz Pstate-P2: 1800MHz Pstate-P3: 1400MHz Pstate-P4: 1200MHz Issue is present in 19.10. Upgraded to 20.04 to see if issue persists and it does. ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: linux-image-5.3.0-24-lowlatency 5.3.0-24.26 ProcVersionSignature: Ubuntu 5.3.0-24.26-lowlatency 5.3.10 Uname: Linux 5.3.0-24-lowlatency x86_64 ApportVersion: 2.20.11-0ubuntu13 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC2: erich 3958 F.... pulseaudio /dev/snd/controlC3: erich 3958 F.... pulseaudio /dev/snd/controlC1: erich 3958 F.... pulseaudio /dev/snd/controlC0: erich 3958 F.... pulseaudio CurrentDesktop: GNOME Date: Sat Dec 14 20:59:10 2019 InstallationDate: Installed on 2019-02-12 (306 days ago) InstallationMedia: Ubuntu 19.04 "Disco Dingo" - Alpha amd64 (20190203) MachineType: Dell Inc. Inspiron 5576 ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash ProcFB: 0 amdgpudrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.3.0-24-lowlatency root=UUID=cbf0a967-a34d-43b1-a42e-993daa70b8f7 ro quiet splash vt.handoff=1 RelatedPackageVersions: linux-restricted-modules-5.3.0-24-lowlatency N/A linux-backports-modules-5.3.0-24-lowlatency N/A linux-firmware 1.184 SourcePackage: linux UpgradeStatus: Upgraded to focal on 2019-12-15 (0 days ago) dmi.bios.date: 01/29/2018 dmi.bios.vendor: Dell Inc. dmi.bios.version: 1.0.7 dmi.board.name: 0HJ6MY dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 10 dmi.chassis.vendor: Dell Inc. dmi.chassis.version: Not Specified dmi.modalias: dmi:bvnDellInc.:bvr1.0.7:bd01/29/2018:svnDellInc.:pnInspiron5576:pvr1.0.7:rvnDellInc.:rn0HJ6MY:rvrA00:cvnDellInc.:ct10:cvrNotSpecified: dmi.product.family: Inspiron dmi.product.name: Inspiron 5576 dmi.product.sku: 07E2 dmi.product.version: 1.0.7 dmi.sys.vendor: Dell Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1856440/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
