Re: [Bluez-users] Apple wireless keyboard [hid2hci]

[Marcel Holtmann <marcel@holtmann.org>]

Hi Phil,

> I've acquired a second USB bluetooth dongle, and this one does have a
> CSR chip:
> 
> $ lsusb|grep -i bluetooth
> Bus 003 Device 002: ID 0a12:0001 Cambridge Silicon Radio, Ltd Bluetooth
> Dongle (HCI mode)
> 
> I've got this working in normal Bluetooth mode in the same way that I
> did with the other dongle and it works.  But I have failed to put it
> into HID mode.  Am I doing the right thing?  I've tried this either
> with the keyboard connected in HCI mode or with it not connected, with
> the bluez daemons running or not running, and in all cases I get:
> 
> # hid2hci --tohid
> Switching device 0a12:0001 to HID mode failed (Broken pipe)
> 
> strace shows this:
> 
> open("/dev/bus/usb/003/002", O_RDWR)    = 3
> ioctl(3, USBDEVFS_CONTROL, 0xbfa9f64c)  = -1 EPIPE (Broken pipe)
> 
> Does anyone have any clues?  According to the kernel's
> Documentation/usb/error-codes.txt, EPIPE means that the endpoint is stalled.

not all CSR dongles are HID proxy dongles. Actually the majority of them
are not.

Regards

Marcel



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