Re: reset_resume() for btusb

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On Wed, 2014-03-12 at 15:18 +0000, Poulain, Loic wrote:
> My thought was to fix the usbcore rebind issue (with pm_runtime)
> to let the core unbind and rebind the device's interfaces for drivers 
> with no reset_resume callback (not only btusb).

Those functions seem to be independent. Even if you have
reset_resume() it can still fail and the kernel needs to
deal with that.

> Implementing the btusb reset_resume seems risky,
> a patch implementing this callback has been previously reverted due to
> HID dual mode device regression. (cf https://lkml.org/lkml/2013/11/26/347)

Alan, perhaps the core code should honor QUIRK_RESET and unbind
if it is set. Then hid2hci could set the flag.

	Regards
		Oliver


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