Ok, some development: I have bought a Hama 54140 USB OTG Hub which has micro USB power supply too, now dmesg sees the adapter, but still nothing shows up in the ifconfig.
dmesg output that seems to be related to this problem:
Code:
[266193.152563] usb 1-1: new high-speed USB device number 2 using xhci-hcd
[266193.172955] usb 1-1: New USB device found, idVendor=1a40, idProduct=0101
[266193.173093] usb 1-1: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[266193.173157] usb 1-1: Product: USB 2.0 Hub
[266193.199129] hub 1-1:1.0: USB hub found
[266193.199283] hub 1-1:1.0: 4 ports detected
[266193.472850] usb 1-1.3: new high-speed USB device number 3 using xhci-hcd
[266193.503167] usb 1-1.3: New USB device found, idVendor=0cf3, idProduct=9271
[266193.503282] usb 1-1.3: New USB device strings: Mfr=16, Product=32, SerialNumber=48
[266193.503345] usb 1-1.3: Product: USB2.0 WLAN
[266193.503455] usb 1-1.3: Manufacturer: ATHEROS
[266193.503517] usb 1-1.3: SerialNumber: 12345
[266193.504916] usb 1-1.3: ep 0x1 - rounding interval to 32768 microframes, ep desc says 0 microframes
[266193.504990] usb 1-1.3: ep 0x82 - rounding interval to 32768 microframes, ep desc says 0 microframes
[266193.505520] usb 1-1.3: ep 0x5 - rounding interval to 32768 microframes, ep desc says 0 microframes
[266193.505788] usb 1-1.3: ep 0x6 - rounding interval to 32768 microframes, ep desc says 0 microframes
[266194.489148] bcm2079x 0-0077: 10,63
[266195.386038] wl_bss_connect_done succeeded with 78:54:2e:10:97:66
[266195.438842] [rmnet0] error: rmnet_ioct called for unsupported cmd[35585]
[266195.438926] [rmnet0] error: rmnet_ioct called for unsupported cmd[35585]
[266195.440293] [rmnet0] error: rmnet_ioct called for unsupported cmd[35585]
[266195.440614] [rmnet0] error: rmnet_ioct called for unsupported cmd[35585]
[266195.440767] [rmnet0] error: rmnet_ioct called for unsupported cmd[35585]
[266195.443497] [rmnet0] error: rmnet_ioct called for unsupported cmd[35585]wl_notify_connect_status nothing
[266195.458142] wl_bss_connect_done succeeded with 78:54:2e:10:97:66
[266195.502943] type=1400 audit(1443018498.716:2212): avc: denied { getattr } for pid=27285 comm="zygote" path="socket:[11052]" dev="sockfs" ino=11052 scontext=u:r:untrusted_app:s0 tcontext=u:r:zygote:s0 tclass=unix_stream_socket
[266195.503129] type=1400 audit(1443018498.716:2213): avc: denied { getopt } for pid=27285 comm="zygote" path="/dev/socket/zygote" scontext=u:r:untrusted_app:s0 tcontext=u:r:zygote:s0 tclass=unix_stream_socket
[266195.532177] dhd_pno_get_for_batch: Batching SCAN mode is not enabled
[266195.534520] dhd_pno_stop_for_batch : PNO BATCH MODE is not enabled
[266197.983781] [rmnet0] error: rmnet_ioct called for unsupported cmd[35585]
[266197.983995] [rmnet0] error: rmnet_ioct called for unsupported cmd[35585]
[266197.984383] [rmnet0] error: rmnet_ioct called for unsupported cmd[35585]
[266197.984958] [rmnet0] error: rmnet_ioct called for unsupported cmd[35585]
[266197.985231] [rmnet0] error: rmnet_ioct called for unsupported cmd[35585]
[266197.988132] [rmnet0] error: rmnet_ioct called for unsupported cmd[35585]dhd_ndo_add_ip: ndo ipaddr entry added
[266202.466798] type=1400 audit(1443018505.676:2214): avc: denied { write } for pid=27551 comm="om.skype.raider" scontext=u:r:untrusted_app:s0 tcontext=u:r:untrusted_app:s0 tclass=netlink_route_socket