From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mx1.redhat.com ([209.132.183.28]:20469 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751141Ab0BCH35 (ORCPT ); Wed, 3 Feb 2010 02:29:57 -0500 Message-ID: <4B6925EB.7000601@redhat.com> Date: Wed, 03 Feb 2010 05:29:47 -0200 From: Mauro Carvalho Chehab MIME-Version: 1.0 To: Huang Shijie CC: linux-media@vger.kernel.org, zyziii@telegent.com, tiwai@suse.de Subject: Re: [PATCH v2 00/10] add linux driver for chip TLG2300 References: <1265094475-13059-1-git-send-email-shijie8@gmail.com> <4B6817E6.4070709@redhat.com> <4B69159D.2040606@gmail.com> In-Reply-To: <4B69159D.2040606@gmail.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-media-owner@vger.kernel.org List-ID: Huang Shijie wrote: > >> I'm assuming that you're referring to the analog part, right? >> > right. > The country code only effects the Analog TV and radio, it has no effect > on DVB-T. > >> Instead of a country code, the driver should use the V4L2_STD_ macros to >> > If we are in the radio mode, I do not have any video standard, how can I > choose > the right audio setting in this situation? In the case of radio, the frequency ranges are controlled via the tuner ioctls. There's no standard way to control the preemphasis, but I recommend adding a ctrl to select between 50us/75us and no preemphasis. -- Cheers, Mauro