Re: [PATCH] Bluetooth: btrtl: Ask ic_info to drop firmware

[Marcel Holtmann]

Hi Hilda,

> I'm a little confused about this.
> Did you mean that if use existing MSFT/AOSP extensions vendor cmd/event to check device has this feature.
> This way is not meeting your conception, a simple way to tell which RTL device supports the MSFT or AOSP extensions?

issuing a HCI command and checking HCI command not supported error is not a good design. The Bluetooth Core spec doesn’t use that kind of design. It has supported features and supported commands. And so should any vendor extension.

Regards

Marcel