Hi, On Wednesday 15 of June 2016 11:18:22 Mr Dini wrote: > Hi! > > I have a 0a12:0001 bluetooth dongle and an arm5 based nas. It is an > embedded linux with the old 2.6.31.8 kernel. BlueZ5 requires kernel 3.4 or newer. You could try with kernel backports but I'm not sure if they still support 2.6 kernels. > > Unfortunately the manufacturer disabled the bt at the kernel, So I had > to recompile a kernel with Bluetooth support. I flashed it using an > USB TTL cable via u-boot. > > After it I compiled the latest bluez 5.40 with "./configure > --prefix=/ffp --disable-systemd" command and I wrote a patch to not > use ppol, because the kernel not supports that syscall... > > After a make and an install I Can launch the bluetoothd and I Can use > the whole bluez package as expected. :) > > Now I tried to load the btusb module, but the dmesg said, it already > loaded. So I put on my dongle and saw this dmesg part(the dongle is > reattached): > > btusb_intr_complete: hci0 urb ce155da0 failed to resubmit (19) > btusb_bulk_complete: hci0 urb c01832c0 failed to resubmit (19) > btusb_bulk_complete: hci0 urb c0183540 failed to resubmit (19) > btusb_send_frame: hci0 urb c0183540 submission failed > usb 1-1.1: new full speed USB device using ehci_marvell and address 8 > usb 1-1.1: device descriptor read/64, error -32 > In hub_port_init, usb_device_id = 7, devnum = 8 > In hub_port_init, and number is 2, retry 0, port 1 ..... > usb 1-1.1: configuration #1 chosen from 1 choice > > When I execute "hciconfig hci0 up" I Can see my dongle at the hciconfig: > > hci0: Type: BR/EDR Bus: USB > BD Address: secret ACL MTU: 310:10 SCO MTU: 64:8 > UP RUNNING > RX bytes:380 acl:0 sco:0 events:13 errors:0 > TX bytes:38 acl:0 sco:0 commands:11 errors:0 > > And I Can see my nearby bt devices if I make a scan using the hcitool. > > But if I try to use the bluetoothctl to do this, it says: > > # bluetoothctl > [bluetooth]# scan on > No default controller available > > But why? I have run out of ideas at this part... > > Some additional information: > > The system uses uClibc compiler. > > And the rfkill says my device isn't blocked: > > # rfkill list > 2: hci0: Bluetooth > Soft blocked: no > Hard blocked: no > > Thanks a lot! > > Ps: Sorry for my bad English and for the unformatted message (I am > using mutt)... > -- > To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" > in the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- BR Szymon Janc -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
