Comment 17 for bug 1129865

also for 15.04 with 105b:e065 Product=BCM43142A0.
details for fix:
https://github.com/gnebehay/gnebehay.com/blob/master/contents/blog/lenovo-flexpad-bluetooth-debian/index.md
it works for 3.19. the 0-31-generic 4 bit kernel, I just had to :
sudo rfkill unblock all
to get the bluetooth soft unblocked before the un- and reload of the module.
I suppose that approach works for more hardware.

How can we get it in the kernel?