Hello,

I'm using the card:

03:03.0 0280: 14e4:4320 (rev 03)

Since kernel 3.4 b43 has problems with loading the firmware for me.
Bisecting gave

# bad: [6b6fa5868eec26bdc6a83543cebb8cf832a2645a] b43: Load firmware from a 
work queue and not from the probe routine
git bisect bad 6b6fa5868eec26bdc6a83543cebb8cf832a2645a
# good: [a3ea2c76b193be5794e0de6aff66e14c21b904f8] b43legacy: Load firmware 
from work queue instead of from probe routine
git bisect good a3ea2c76b193be5794e0de6aff66e14c21b904f8

With the problematic kernel dmesg tells me:

[    1.230562] b43-phy0: Broadcom 4306 WLAN found (core revision 5)
[    1.363845] b43-phy0 debug: Found PHY: Analog 2, Type 2, Revision 2
[    1.363866] b43-phy0 debug: Found Radio: Manuf 0x17F, Version 0x2050, 
Revision 2
[   61.944937] b43-phy0 ERROR: Firmware file "b43/ucode5.fw" not found
[   61.944942] b43-phy0 ERROR: Firmware file "b43-open/ucode5.fw" not found
[   61.944945] b43-phy0 ERROR: You must go to 
http://wireless.kernel.org/en/users/Drivers/b43#devicefirmware and download the 
correct firmware for this driver version. Please carefully read all 
instructions on this website.

Surprisingly, I could get the driver to load the firmware by including
b43/ucode5.fw in the kernel. Furthermore it seems to be able to load
other firmware from /lib/firmware. Now (actually this output is from
the current kernel from git) dmesg says:

[    1.224694] b43-phy0: Broadcom 4306 WLAN found (core revision 5)
[    1.358016] b43-phy0 debug: Found PHY: Analog 2, Type 2, Revision 2
[    1.358037] b43-phy0 debug: Found Radio: Manuf 0x17F, Version 0x2050, 
Revision 2
[   62.012797] Registered led device: b43-phy0::tx
[   62.019411] Registered led device: b43-phy0::rx
[   62.022505] Registered led device: b43-phy0::radio
[   62.512028] b43-phy0: Loading firmware version 666.2 (2011-02-23 01:15:07)
[   62.512034] b43-phy0 warning: No "pcm5.fw" firmware file found. Hardware 
accelerated cryptography is disabled.
[   62.512037] b43-phy0 warning: You must go to 
http://wireless.kernel.org/en/users/Drivers/b43#devicefirmware and download the 
correct firmware for this driver version. Please carefully read all 
instructions on this website.
[   62.544048] b43-phy0 debug: Chip initialized
[   62.544203] b43-phy0 debug: 30-bit DMA initialized
[   62.544244] b43-phy0 debug: QoS enabled
[   62.548076] b43-phy0 debug: Wireless interface started
[   62.548126] b43-phy0 debug: Adding Interface type 2

The delay of 60 seconds is kind of inconvenient...

Do you have an idea what could be the problem or give me some hints how
to debug it?

Regards, Felix

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