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From: Ville Tervo <ville.tervo@nokia.com>
To: ext Marcel Holtmann <marcel@holtmann.org>
Cc: Luiz Augusto von Dentz <luiz.dentz@gmail.com>,
	"linux-bluetooth@vger.kernel.org"
	<linux-bluetooth@vger.kernel.org>
Subject: Re: sniff mode
Date: Wed, 26 Aug 2009 10:21:38 +0300	[thread overview]
Message-ID: <4A94E282.6010302@nokia.com> (raw)
In-Reply-To: <1251142428.2950.61.camel@localhost.localdomain>

ext Marcel Holtmann wrote:
> Hi Luiz,
> 
>>>> It is just me or hci_conn_enter_active_mode will never do what its
>>>> name suggests. This check will always succeed:
>>>>
>>>>       if (conn->mode != HCI_CM_SNIFF || !conn->power_save)
>>>>               goto timer;
>>> so conn->power_save is used to disable automatic sniff mode for incoming
>>> connections. Mainly HID since they manager it by themselves.
>> Hmm, but this seems to be done for any device regardless of its type.
>> So for example we start sending/receiving data to a headset it will
>> triggers hci_conn_enter_active_mode which I thought would exit sniff
>> mode, right? (yep, I have seem some headset that doesn't leave sniff
>> mode by their own).
> 
> I said this before. We need a socket option for L2CAP and RFCOMM that
> can trigger leaving sniff mode even if the remote device initiated the
> connection.
> 

I guess I need to take this on my TODO list. Or is some one already 
working on this?

-- 
Ville

  parent reply	other threads:[~2009-08-26  7:21 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-08-24 18:26 sniff mode Luiz Augusto von Dentz
2009-08-24 18:40 ` Marcel Holtmann
2009-08-24 19:26   ` Luiz Augusto von Dentz
2009-08-24 19:33     ` Marcel Holtmann
2009-08-24 20:58       ` Luiz Augusto von Dentz
2009-08-24 21:12         ` Marcel Holtmann
2009-08-26  7:21       ` Ville Tervo [this message]
2009-08-26 18:04         ` Marcel Holtmann

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