Googling around, brcmfmac seems to apply to USB devices: http://linuxwireless.org/en/users/Drivers/b43/ http://linuxwireless.org/en/users/Drivers/b43/ The one

Googling around, brcmfmac seems to apply to USB devices: http://linuxwireless.org/en/users/Drivers/b43/ http://linuxwireless.org/en/users/Drivers/b43/ The one inside the XPS 9343 is BCM4352. I'm not seeing any indication of compatibility with a BCM4352 using a brcmfmac driver.