Return-Path: MIME-Version: 1.0 In-Reply-To: <1327409936-6709-1-git-send-email-dmitriy.paliy@nokia.com> References: <1327409936-6709-1-git-send-email-dmitriy.paliy@nokia.com> Date: Tue, 24 Jan 2012 15:23:13 +0200 Message-ID: Subject: Re: [RFC BlueZ 0/4] Add hciops_allow_sniff to disable and restore LMP_SNIFF bit From: Luiz Augusto von Dentz To: Dmitriy Paliy Cc: linux-bluetooth@vger.kernel.org Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-bluetooth-owner@vger.kernel.org List-ID: Hi Dmitriy, On Tue, Jan 24, 2012 at 2:58 PM, Dmitriy Paliy wrote: > Hi, > > The following set of patches introduces disabling/enabling sniff bit > in link policy settings. Further, the sniff mode is than disallowed > while SCO channel is open. > > This helps to avoid problems in instability in some of TI controllers > firmware when sniff request comes from remote device during an active > call. Real impact is that controller becomes unconnectable eventhough > page scan is enabled. > > Any comments, and possibly ideas, would be highly appreciated. It looks like we would need a new command/operation to support it on mgmt which is not addressed by your patches, in the other hand perhaps this could be done automatically by the kernel when SCO is active. -- Luiz Augusto von Dentz