Broadcom Limited BCM4356 wireless card not working after latest apt upgrade.
04:00.0 Network controller: Broadcom Limited BCM4356 802.11ac Wireless Network Adapter (rev 02)
Subsystem: Lenovo BCM4356 802.11ac Wireless Network Adapter
Flags: fast devsel, IRQ 18
Memory at e1400000 (64-bit, non-prefetchable) [size=32K]
Memory at e1000000 (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 00-00-30-ff-ff-3c-94-53
Capabilities: [150] Power Budgeting <?>
Capabilities: [160] Virtual Channel
Capabilities: [1b0] Latency Tolerance Reporting
Capabilities: [220] 0000015
Capabilities: [240] L1 PM Substates
Kernel modules: brcmfmac
$ dmesg
10.440540] brcmfmac 0000:04:00.0: firmware: failed to load brcm/brcmfmac4356-pcie.bin (-2)
[ 10.440545] firmware_class: See https://wiki.debian.org/Firmware for information about missing firmware
/lib/firmware/brcm$ ls -la
total 15204
drwxr-xr-x 2 root root 4096 Aug 20 10:12 .
drwxr-xr-x 56 root root 20480 Aug 20 10:12 ..
-rw-r--r-- 1 root root 96224 Jul 26 18:56 bcm43xx-0.fw
-rw-r--r-- 1 root root 180 Jul 26 18:56 bcm43xx_hdr-0.fw
-rw-r--r-- 1 root root 397312 Jul 26 18:56 brcmfmac43143.bin
-rw-r--r-- 1 root root 385067 Jul 26 18:56 brcmfmac43143-sdio.bin
-rw-r--r-- 1 root root 348160 Jul 26 18:56 brcmfmac43236b.bin
-rw-r--r-- 1 root root 455745 Jul 26 18:56 brcmfmac43241b0-sdio.bin
-rw-r--r-- 1 root root 403855 Jul 26 18:56 brcmfmac43241b4-sdio.bin
-rw-r--r-- 1 root root 408682 Jul 26 18:56 brcmfmac43241b5-sdio.bin
-rw-r--r-- 1 root root 479232 Jul 26 18:56 brcmfmac43242a.bin
-rw-r--r-- 1 root root 253748 Jul 26 18:56 brcmfmac4329-sdio.bin
-rw-r--r-- 1 root root 222126 Jul 26 18:56 brcmfmac4330-sdio.bin
-rw-r--r-- 1 root root 402210 Jul 26 18:56 brcmfmac43340-sdio.bin
-rw-r--r-- 1 root root 451566 Jul 26 18:56 brcmfmac4334-sdio.bin
-rw-r--r-- 1 root root 569291 Jul 26 18:56 brcmfmac4335-sdio.bin
-rw-r--r-- 1 root root 219557 Jul 26 18:56 brcmfmac43362-sdio.bin
-rw-r--r-- 1 root root 562183 Jul 26 18:56 brcmfmac4339-sdio.bin
-rw-r--r-- 1 root root 382455 Jul 26 18:56 brcmfmac43430a0-sdio.bin
-rw-r--r-- 1 root root 369577 Jul 26 18:56 brcmfmac43430-sdio.bin
-rw-r--r-- 1 root root 488193 Jul 26 18:56 brcmfmac43455-sdio.bin
-rw-r--r-- 1 root root 623304 Jul 26 18:56 brcmfmac4350c2-pcie.bin
-rw-r--r-- 1 root root 626140 Jul 26 18:56 brcmfmac4350-pcie.bin
-rw-r--r-- 1 root root 626589 Jul 26 18:56 brcmfmac4354-sdio.bin
-rw-r--r-- 1 root root 557056 Jul 26 18:56 brcmfmac43569.bin
-rw-r--r-- 1 root root 661999 Jul 26 18:56 brcmfmac4356-pcie.bin
-rw-r--r-- 1 root root 526383 Jul 26 18:56 brcmfmac4356-sdio.bin
-rw-r--r-- 1 root root 550333 Jul 26 18:56 brcmfmac43570-pcie.bin
-rw-r--r-- 1 root root 633817 Jul 26 18:56 brcmfmac4358-pcie.bin
-rw-r--r-- 1 root root 595472 Jul 26 18:56 brcmfmac43602-pcie.ap.bin
-rw-r--r-- 1 root root 635449 Jul 26 18:56 brcmfmac43602-pcie.bin
-rw-r--r-- 1 root root 989401 Jul 26 18:56 brcmfmac4366b-pcie.bin
-rw-r--r-- 1 root root 623448 Jul 26 18:56 brcmfmac4371-pcie.bin
-rw-r--r-- 1 root root 479232 Jul 26 18:56 brcmfmac4373.bin
-rw-r--r-- 1 root root 457994 Jul 26 18:56 brcmfmac4373-sdio.bin
$ rfkill list
0: tpacpi_bluetooth_sw: Bluetooth
Soft blocked: no
Hard blocked: no
1: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
Had the same bug on Ubuntu 18.10 where downgrading firmware-linux helped, but would like to skip this if possible. |