*-network
       description: Network controller
       product: BCM43142 802.11b/g/n
       vendor: Broadcom Corporation
       physical id: 0
       bus info: pci@0000:08:00.0
       version: 01
       width: 64 bits
       clock: 33MHz
       capabilities: bus_master cap_list
       configuration: driver=bcma-pci-bridge latency=0
       resources: irq:17 memory:b9500000-b9507fff
  *-network
       description: Ethernet interface
       product: QCA8172 Fast Ethernet
       vendor: Qualcomm Atheros
       physical id: 0
       bus info: pci@0000:09:00.0
       logical name: eth0
       version: 10
       serial: 20:1a:06:a2:25:1b
       size: 100Mbit/s
       capacity: 100Mbit/s
       width: 64 bits
       clock: 33MHz
       capabilities: bus_master cap_list ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=alx duplex=full ip=192.168.85.188 latency=0 link=yes multicast=yes port=twisted pair speed=100Mbit/s

0: ideapad_wlan: Wireless LAN
    Soft blocked: no
    Hard blocked: no
1: ideapad_bluetooth: Bluetooth
    Soft blocked: no
    Hard blocked: no
3: hci0: Bluetooth
    Soft blocked: no
    Hard blocked: no

~ iwconfig
eth0      no wireless extensions.

lo        no wireless extensions.