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Subject: Re: how to set PSCAN mode in .conf?
From: Marcel Holtmann <marcel@holtmann.org>
In-Reply-To: <CAAJw_Zvd3rq745QPRinnRivsYkYKH6QAHGSikEaFajY7go3yew@mail.gmail.com>
Date: Tue, 21 Oct 2014 09:44:17 -0700
Cc: linux-bluetooth <linux-bluetooth@vger.kernel.org>
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To: Jeff Chua <jeff.chua.linux@gmail.com>
Sender: linux-bluetooth-owner@vger.kernel.org
List-ID: <linux-bluetooth.vger.kernel.org>

Hi Jeff,

>> If anyone wants to implement action 0x00 semantics on BR/EDR, then it requires using Periodic Inquiry. It is possible, but it is not a common use case these days.
> 
> Marcel,
> 
> If that's not common, perhaps not necessary.
> 
> But, I still want explore setting the "discoverable" and "connectable"
> in main.conf ... will you consider a patch if I work on that? I'm
> working on the raspberry Pi and every seconds count on the slow CPU
> and if these config can be set without hciconfig, it'll save another
> command.
> 
> Currently, I'm doing this ...
>    # { sleep 3 && hciconfig hci0 piscan 2>/dev/null; } &

I am confused why you not just use bluetoothctl (or you own tool/script) and set it. bluetoothd will enforce that setting correct for you.

Regards

Marcel