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brcmfmac: device inaccesable after resume sometimes #6

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@Redecorating

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@Redecorating

I don't remember anyone else has had this issue. I get wifi chip not working after resume sometimes. I do have it set up to unload brcmfmac before resume. Bluetooth works fine.

It's working initially:

brcmfmac: brcmf_c_preinit_dcmds: Firmware: BCM4364/4 wl0: Jul 12 2021 18:02:56 version 9.30.464.0.32.5.76 FWID 01-c081cfed

Start suspend:

usbcore: deregistering interface driver brcmfmac
PM: suspend entry (deep)
Filesystems sync: 0.077 seconds
Freezing user space processes ... (elapsed 0.001 seconds) done.
OOM killer disabled.
Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done.
printk: Suspending console(s) (use no_console_suspend to debug)

Resume:

smpboot: Booting Node 0 Processor 11 APIC 0xb
CPU11 is up
ACPI: PM: Waking up from system sleep state S3
ACPI: EC: interrupt unblocked
pci 0000:05:00.0: Unable to change power state from unknown to D0, device inaccessible

...

usbcore: registered new interface driver brcmfmac
brcmfmac 0000:05:00.0: Unable to change power state from D3cold to D0, device inaccessible
brcmfmac: brcmf_chip_recognition: chip backplane type 15 is not supported
brcmfmac: brcmf_pcie_probe: failed 14e4:4464

Attempt to reload:

usbcore: deregistering interface driver brcmfmac
usbcore: registered new interface driver brcmfmac
brcmfmac 0000:05:00.0: Unable to change power state from D3cold to D0, device inaccessible
brcmfmac: brcmf_chip_recognition: chip backplane type 15 is not supported
brcmfmac: brcmf_pcie_probe: failed 14e4:4464
lspci -x -s 05:00.0
05:00.0 Network controller: Broadcom Inc. and subsidiaries BCM4364 802.11ac Wireless Network Adapter (rev 04)
00: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
10: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
20: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff
30: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff

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