我在一台 Ubuntu 16.04 机器上工作,我想使用我的蓝牙耳机。该卡是Realtek RTL8821CE 802.11ac PCIe 无线网络适配器,找不到合适的驱动程序来安装以使其工作。
这是输出inxi -Fxz
:
Network: Card-1: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
driver: r8169 v: 2.3LK-NAPI port: d000 bus-ID: 03:00.0
IF: enp3s0 state: up speed: 1000 Mbps duplex: full mac: <filter>
Card-2: Realtek RTL8821CE 802.11ac PCIe Wireless Network Adapter
driver: rtl8821ce port: c000 bus-ID: 04:00.0
IF: wlp4s0 state: down mac: <filter>
这是输出rfkill list
:
0: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
1: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
dmesg
这是我认为与所有这些都相关的输出:
[ 2.482158] usb 1-13: Product: Bluetooth Radio
[ 7.740358] Bluetooth: Core ver 2.21
[ 7.740365] Bluetooth: HCI device and connection manager initialized
[ 7.740367] Bluetooth: HCI socket layer initialized
[ 7.740368] Bluetooth: L2CAP socket layer initialized
[ 7.740373] Bluetooth: SCO socket layer initialized
[ 8.350597] Bluetooth: hci0: rtl: examining hci_ver=08 hci_rev=000c lmp_ver=08 lmp_subver=8821
[ 8.350599] Bluetooth: hci0: rtl: loading rtl_bt/rtl8821a_fw.bin
[ 8.805573] Bluetooth: hci0: rom_version status=0 version=1
[ 10.876381] Bluetooth: hci0 command 0xfc20 tx timeout
[ 18.872613] Bluetooth: hci0: download fw command failed (-110)
[ 19.018324] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 19.018326] Bluetooth: BNEP filters: protocol multicast
[ 19.018328] Bluetooth: BNEP socket layer initialized
我不知道如何解决这个问题,我已经尝试安装与此问题相关的新闻中建议的几个驱动程序,但都没有用。有什么建议吗?