I am having trouble making Bluetooth working on my Dell XPS 13. Under kernel 3.19 I managed to get it working by using the firmware from the Windows драйвер (see here).
For various reasons I had to upgrade to в 4.x kernel версия. Now Bluetooth is not working anymore even with the previous workaround.
The Bluetooth card is в Broadcom 216F Бритиш Телеком.
The output of lspci
:
00:00.0 Host bridge: Intel Corporation Broadwell-U Host Bridge -OPI (rev 09)
[...]
00:04.0 Signal processing controller: Intel Corporation Broadwell-U Camarillo Device (rev 09)
[...]
02:00.0 Network controller: Broadcom Corporation BCM4352 802.11ac Wireless Network Adapter (rev 03)
The output of lsusb
is
Bus 003 Device 002: ID 8087:8001 Intel Corp.
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 005: ID 0c45:670c Microdia
Bus 001 Device 004: ID 04f3:20d0 Elan Microelectronics Corp.
Bus 001 Device 003: ID 0a5c:216f Broadcom Corp.
Bus 001 Device 002: ID 062a:4102 Creative Labs
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
The output of dmesg | egrep -i 'firm|blue'
is
[2.253256] bluetooth hci0: Direct firmware load for brcm/BCM20702A1-0a5c-216f.hcd failed with error -2
[2.253259] Bluetooth: hci0: BCM: Patch brcm/BCM20702A1-0a5c-216f.hcd not found
EDIT 1: After running:
sudo mv /lib/firmware/brcm/BCM20702A0-0a5c-216f.hcd /lib/firmware/brcm/BCM20702A1-0a5c-216f.hcd
Bluetooth seem broken and dmesg | egrep -i 'firm|blue'
output:
[ 4.257018] Bluetooth: hci0 command 0x0a0a tx timeout
[ 12.259564] Bluetooth: hci0: BCM: Patch command 0a0a failed (-110)
[ 14.265142] Bluetooth: hci0 command 0x1001 tx timeout
[ 22.267585] Bluetooth: hci0: BCM: Reading local version info failed (-110)
Any разрабатывает or any solution to make Bluetooth work here?
Thanks in advance.
For future references I have в Dell XPS 13 9353 (2015)
Если вы уже установили прошивку по ссылке в вашем вопросе, просто переименуйте файл.
sudo mv /lib/firmware/brcm/BCM20702A0-0a5c-216f.hcd /lib/firmware/brcm/BCM20702A1-0a5c-216f.hcd
Похоже, новый модуль ядра ищет другой файл. Но прошивка та же.
Если вы тоже хотите использовать более старые ядра, запустите
sudo cp /lib/firmware/brcm/BCM20702A0-0a5c-216f.hcd /lib/firmware/brcm/BCM20702A1-0a5c-216f.hcd
. Он сохранит оба файла.