** Changed in: linux (Ubuntu)
Assignee: (unassigned) => Kai-Heng Feng (kaihengfeng)
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https://bugs.launchpad.net/bugs/1858231
Title:
QCA6174 Wifi adapter not functional
Status in linux package in Ubuntu:
Confirmed
Bug description:
The QCA6174 Wifi adapter is not functional in Ubuntu 19.10, both from
the live cd and an install. It is functional in a 18.04 install.
At boot, the kernel log contains the following messages in 19.10:
[ 15.665517] ath10k_pci 0000:6f:00.0: DMAR: 32bit DMA uses non-identity
mapping
[ 15.665524] ath10k_pci 0000:6f:00.0: failed to alloc CE src ring 0: -12
[ 15.665527] ath10k_pci 0000:6f:00.0: failed to allocate copy engine pipe
0: -12
[ 15.665528] ath10k_pci 0000:6f:00.0: failed to allocate copy engine pipes:
-12
[ 15.665530] ath10k_pci 0000:6f:00.0: failed to setup resource: -12
[ 15.667627] ath10k_pci: probe of 0000:6f:00.0 failed with error -12
ProblemType: Bug
DistroRelease: Ubuntu 19.10
Package: linux-image-5.3.0-24-generic 5.3.0-24.26
ProcVersionSignature: Ubuntu 5.3.0-24.26-generic 5.3.10
Uname: Linux 5.3.0-24-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.11-0ubuntu8.2
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC1: ed 1932 F.... pulseaudio
/dev/snd/controlC0: ed 1932 F.... pulseaudio
CurrentDesktop: ubuntu:GNOME
Date: Fri Jan 3 14:31:15 2020
InstallationDate: Installed on 2020-01-03 (0 days ago)
InstallationMedia: Ubuntu 19.10 "Eoan Ermine" - Release amd64 (20191017)
IwConfig:
lo no wireless extensions.
eno1 no wireless extensions.
MachineType: Dell Inc. Precision 7540
ProcEnviron:
TERM=xterm-256color
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-5.3.0-24-generic
root=UUID=f393b98c-0896-48e8-a242-e6d8d5b262bf ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-5.3.0-24-generic N/A
linux-backports-modules-5.3.0-24-generic N/A
linux-firmware 1.183.3
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/24/2019
dmi.bios.vendor: Dell Inc.
dmi.bios.version: 1.2.3
dmi.board.name: 0499T7
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 10
dmi.chassis.vendor: Dell Inc.
dmi.modalias:
dmi:bvnDellInc.:bvr1.2.3:bd07/24/2019:svnDellInc.:pnPrecision7540:pvr:rvnDellInc.:rn0499T7:rvrA00:cvnDellInc.:ct10:cvr:
dmi.product.family: Precision
dmi.product.name: Precision 7540
dmi.product.sku: 0926
dmi.sys.vendor: Dell Inc.
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