From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from smtp.nokia.com ([147.243.1.48]:48480 "EHLO mgw-sa02.nokia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754709Ab1BJML2 (ORCPT ); Thu, 10 Feb 2011 07:11:28 -0500 Subject: Re: [alsa-devel] WL1273 FM Radio driver... From: "Matti J. Aaltonen" Reply-To: matti.j.aaltonen@nokia.com To: ext Mark Brown Cc: "ext Bensaid, Selma" , Peter Ujfalusi , ext Mauro Carvalho Chehab , "alsa-devel@alsa-project.org" , "sameo@linux.intel.com" , "hverkuil@xs4all.nl" , "linux-media@vger.kernel.org" , "lrg@slimlogic.co.uk" In-Reply-To: <20110210110205.GA28336@opensource.wolfsonmicro.com> References: <4D4FF821.4010701@redhat.com> <20110207135225.GJ10564@opensource.wolfsonmicro.com> <1297088242.15320.62.camel@masi.mnp.nokia.com> <4D501704.6060504@redhat.com> <4D5109B3.60504@nokia.com> <2A84145621092446B6659B8A0F28E26F47010C29F1@irsmsx501.ger.corp.intel.com> <4D5122CF.3010403@nokia.com> <1297236165.15320.70.camel@masi.mnp.nokia.com> <2A84145621092446B6659B8A0F28E26F4703CC3968@irsmsx501.ger.corp.intel.com> <1297332223.15320.95.camel@masi.mnp.nokia.com> <20110210110205.GA28336@opensource.wolfsonmicro.com> Content-Type: text/plain; charset="UTF-8" Date: Thu, 10 Feb 2011 14:10:40 +0200 Message-ID: <1297339840.15320.101.camel@masi.mnp.nokia.com> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit List-ID: Sender: On Thu, 2011-02-10 at 11:02 +0000, ext Mark Brown wrote: > On Thu, Feb 10, 2011 at 12:03:43PM +0200, Matti J. Aaltonen wrote: > > > We know these messages, they are mentioned in the documentation and we > > use them already, but we send them from the user space. The problem is > > how to send the messages from the driver within the kernel. > > Set up a line discipline - it's not in principle that much different to > what something like PPP is doing. I'll look into it. But I got the following quick comment from a local BT expert: "No you cannot change line discipline if bt is already in use. And it's not uart interface but hci interface. uart can be replaced with sdio for example and you still have the same hci interface." Thanks, Matti From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Matti J. Aaltonen" Subject: Re: WL1273 FM Radio driver... Date: Thu, 10 Feb 2011 14:10:40 +0200 Message-ID: <1297339840.15320.101.camel@masi.mnp.nokia.com> References: <4D4FF821.4010701@redhat.com> <20110207135225.GJ10564@opensource.wolfsonmicro.com> <1297088242.15320.62.camel@masi.mnp.nokia.com> <4D501704.6060504@redhat.com> <4D5109B3.60504@nokia.com> <2A84145621092446B6659B8A0F28E26F47010C29F1@irsmsx501.ger.corp.intel.com> <4D5122CF.3010403@nokia.com> <1297236165.15320.70.camel@masi.mnp.nokia.com> <2A84145621092446B6659B8A0F28E26F4703CC3968@irsmsx501.ger.corp.intel.com> <1297332223.15320.95.camel@masi.mnp.nokia.com> <20110210110205.GA28336@opensource.wolfsonmicro.com> Reply-To: matti.j.aaltonen@nokia.com Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mgw-sa02.nokia.com (smtp.nokia.com [147.243.1.48]) by alsa0.perex.cz (Postfix) with ESMTP id 379DC244BE for ; Thu, 10 Feb 2011 13:11:09 +0100 (CET) In-Reply-To: <20110210110205.GA28336@opensource.wolfsonmicro.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: alsa-devel-bounces@alsa-project.org Errors-To: alsa-devel-bounces@alsa-project.org To: ext Mark Brown Cc: "alsa-devel@alsa-project.org" , ext Mauro Carvalho Chehab , Peter Ujfalusi , "ext Bensaid, Selma" , "hverkuil@xs4all.nl" , "lrg@slimlogic.co.uk" , "linux-media@vger.kernel.org" , "sameo@linux.intel.com" List-Id: alsa-devel@alsa-project.org On Thu, 2011-02-10 at 11:02 +0000, ext Mark Brown wrote: > On Thu, Feb 10, 2011 at 12:03:43PM +0200, Matti J. Aaltonen wrote: > > > We know these messages, they are mentioned in the documentation and we > > use them already, but we send them from the user space. The problem is > > how to send the messages from the driver within the kernel. > > Set up a line discipline - it's not in principle that much different to > what something like PPP is doing. I'll look into it. But I got the following quick comment from a local BT expert: "No you cannot change line discipline if bt is already in use. And it's not uart interface but hci interface. uart can be replaced with sdio for example and you still have the same hci interface." Thanks, Matti