[Expired for linux (Ubuntu) because there has been no activity for 60
days.]
** Changed in: linux (Ubuntu)
Status: Incomplete => Expired
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https://bugs.launchpad.net/bugs/1780452
Title:
14e4:43ba Broadcom BCM43602 doesn't see 5GHz APs
Status in linux package in Ubuntu:
Expired
Status in linux source package in Bionic:
Expired
Bug description:
On a MacBookPro14,2 (2018 model), the wireless works with the brcmfmac
on a Bionic install out of the box, but cannot see any APs on the 5GHz
range, even though there are APs broadasting on 5GHz.
$ sudo lspci -vnn -d 14e4:
02:00.0 Network controller [0280]: Broadcom Limited BCM43602 802.11ac
Wireless LAN SoC [14e4:43ba] (rev 02)
Subsystem: Apple Inc. BCM43602 802.11ac Wireless LAN SoC [106b:0157]
Flags: bus master, fast devsel, latency 0, IRQ 75
Memory at 82400000 (64-bit, non-prefetchable) [size=32K]
Memory at 82000000 (64-bit, non-prefetchable) [size=4M]
Capabilities: [48] Power Management version 3
Capabilities: [58] MSI: Enable+ Count=1/16 Maskable- 64bit+
Capabilities: [68] Vendor Specific Information: Len=44 <?>
Capabilities: [ac] Express Endpoint, MSI 00
Capabilities: [100] Advanced Error Reporting
Capabilities: [13c] Device Serial Number 9b-95-98-ff-ff-03-f0-18
Capabilities: [150] Power Budgeting <?>
Capabilities: [160] Virtual Channel
Capabilities: [1b0] Latency Tolerance Reporting
Capabilities: [220] #15
Capabilities: [240] L1 PM Substates
Kernel driver in use: brcmfmac
Kernel modules: brcmfmac, wl
$ sudo iwlist wlp2s0 scan | grep Freq
Frequency:2.437 GHz (Channel 6)
Frequency:2.412 GHz (Channel 1)
Frequency:2.412 GHz (Channel 1)
Frequency:2.462 GHz (Channel 11)
Frequency:2.412 GHz (Channel 1)
Frequency:2.462 GHz (Channel 11)
Found bug reports
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1663711 and
https://bugs.launchpad.net/ubuntu/+source/linux-firmware/+bug/1487524,
but there are no solutions for Bionic.
ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: linux-image-4.15.0-23-generic 4.15.0-23.25
ProcVersionSignature: Ubuntu 4.15.0-23.25-generic 4.15.18
Uname: Linux 4.15.0-23-generic x86_64
NonfreeKernelModules: wl zfs zunicode zavl icp zcommon znvpair
ApportVersion: 2.20.9-0ubuntu7.2
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: alex 3080 F.... pulseaudio
CurrentDesktop: ubuntu:GNOME
Date: Fri Jul 6 16:43:32 2018
InstallationDate: Installed on 2018-07-05 (1 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
MachineType: Apple Inc. MacBookPro14,2
ProcEnviron:
TERM=xterm-256color
PATH=(custom, no user)
XDG_RUNTIME_DIR=<set>
LANG=de_CH.UTF-8
SHELL=/bin/bash
ProcFB: 0 inteldrmfb
ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.15.0-23-generic
root=UUID=8c4cc8cd-f9a2-4e84-9e5e-0f7d6bb49a01 ro quiet splash vt.handoff=1
RelatedPackageVersions:
linux-restricted-modules-4.15.0-23-generic N/A
linux-backports-modules-4.15.0-23-generic N/A
linux-firmware 1.173.1
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 04/09/2018
dmi.bios.vendor: Apple Inc.
dmi.bios.version: MBP142.88Z.0175.B00.1804091703
dmi.board.name: Mac-CAD6701F7CEA0921
dmi.board.vendor: Apple Inc.
dmi.board.version: MacBookPro14,2
dmi.chassis.type: 9
dmi.chassis.vendor: Apple Inc.
dmi.chassis.version: Mac-CAD6701F7CEA0921
dmi.modalias:
dmi:bvnAppleInc.:bvrMBP142.88Z.0175.B00.1804091703:bd04/09/2018:svnAppleInc.:pnMacBookPro14,2:pvr1.0:rvnAppleInc.:rnMac-CAD6701F7CEA0921:rvrMacBookPro14,2:cvnAppleInc.:ct9:cvrMac-CAD6701F7CEA0921:
dmi.product.family: MacBook Pro
dmi.product.name: MacBookPro14,2
dmi.product.version: 1.0
dmi.sys.vendor: Apple Inc.
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