Lenovo P51 and Intel Bluetooth 8265

[Takanori Watanabe]

On Tue, Sep 25, 2018 at 10:40:47AM +0300, Yuri Pankov wrote:
> Hi,
> 
> I'm seeing the following problem on Lenovo P51 laptop with "Intel 
> Bluetooth 8265" (as identified by Linux):
> 
> ubt0: ubt_ctrl_write_callback:782: control transfer failed: USB_ERR_TIMEOUT
> ng_hci_process_command_timeout: ubt0hci - unable to complete HCI command 
> OGF=0x3, OCF=0x3. Timeout
> 
> The device in question:
> 
> ugen0.7: <vendor 0x8087 product 0x0a2b> at usbus0, cfg=0 md=HOST 
> spd=FULL (12Mbps) pwr=ON (100mA)
> 
>    bLength = 0x0012
>    bDescriptorType = 0x0001
>    bcdUSB = 0x0200
>    bDeviceClass = 0x00e0  <Wireless controller>
>    bDeviceSubClass = 0x0001
>    bDeviceProtocol = 0x0001
>    bMaxPacketSize0 = 0x0040
>    idVendor = 0x8087
>    idProduct = 0x0a2b
>    bcdDevice = 0x0010
>    iManufacturer = 0x0000  <no string>
>    iProduct = 0x0000  <no string>
>    iSerialNumber = 0x0000  <no string>
>    bNumConfigurations = 0x0001

I have never succeeded to use bluetooth on Intel WiFi.
I used external USB dongle.

> I noticed that if I boot into Windows, and then back in FreeBSD 
> *without* shutting down the laptop, errors seem to be gone (I haven't 
> tested that it actually work, and now the Windows partition is gone, sigh).

I tried boot windows and select reboot and select FreeBSD partition,
but I still receive HCI reset error.
How did you do that?