From patchwork Mon Jul 2 14:15:07 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hans Verkuil X-Patchwork-Id: 1146861 Return-Path: X-Original-To: patchwork-linux-media@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork2.kernel.org (Postfix) with ESMTP id A27E0DFFAD for ; Mon, 2 Jul 2012 14:15:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752752Ab2GBOPu (ORCPT ); Mon, 2 Jul 2012 10:15:50 -0400 Received: from smtp-vbr2.xs4all.nl ([194.109.24.22]:1550 "EHLO smtp-vbr2.xs4all.nl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751155Ab2GBOPt (ORCPT ); Mon, 2 Jul 2012 10:15:49 -0400 Received: from alastor.dyndns.org (166.80-203-20.nextgentel.com [80.203.20.166] (may be forged)) (authenticated bits=0) by smtp-vbr2.xs4all.nl (8.13.8/8.13.8) with ESMTP id q62EFEX5031949 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=FAIL); Mon, 2 Jul 2012 16:15:15 +0200 (CEST) (envelope-from hverkuil@xs4all.nl) Received: from tschai.lan (tschai.lan [192.168.1.10]) (Authenticated sender: hans) by alastor.dyndns.org (Postfix) with ESMTPSA id 77C9F80013; Mon, 2 Jul 2012 16:15:13 +0200 (CEST) From: Hans Verkuil To: linux-media@vger.kernel.org Cc: Hans de Goede , halli manjunatha , Mauro Carvalho Chehab , Hans Verkuil Subject: [RFC PATCH 1/6] videodev2.h: add VIDIOC_ENUM_FREQ_BANDS. Date: Mon, 2 Jul 2012 16:15:07 +0200 Message-Id: X-Mailer: git-send-email 1.7.10 In-Reply-To: <1341238512-17504-1-git-send-email-hverkuil@xs4all.nl> References: <1341238512-17504-1-git-send-email-hverkuil@xs4all.nl> X-Virus-Scanned: by XS4ALL Virus Scanner Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org From: Hans Verkuil Add a new ioctl to enumerate the supported frequency bands of a tuner. Signed-off-by: Hans Verkuil --- include/linux/videodev2.h | 36 ++++++++++++++++++++++++++---------- 1 file changed, 26 insertions(+), 10 deletions(-) diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h index f79d0cc..d54ec6e 100644 --- a/include/linux/videodev2.h +++ b/include/linux/videodev2.h @@ -2048,6 +2048,7 @@ struct v4l2_modulator { #define V4L2_TUNER_CAP_RDS 0x0080 #define V4L2_TUNER_CAP_RDS_BLOCK_IO 0x0100 #define V4L2_TUNER_CAP_RDS_CONTROLS 0x0200 +#define V4L2_TUNER_CAP_FREQ_BANDS 0x0400 /* Flags for the 'rxsubchans' field */ #define V4L2_TUNER_SUB_MONO 0x0001 @@ -2066,19 +2067,30 @@ struct v4l2_modulator { #define V4L2_TUNER_MODE_LANG1_LANG2 0x0004 struct v4l2_frequency { - __u32 tuner; - __u32 type; /* enum v4l2_tuner_type */ - __u32 frequency; - __u32 reserved[8]; + __u32 tuner; + __u32 type; /* enum v4l2_tuner_type */ + __u32 frequency; + __u32 reserved[8]; +}; + +struct v4l2_frequency_band { + __u32 tuner; + __u32 type; /* enum v4l2_tuner_type */ + __u32 index; + __u32 capability; + __u32 rangelow; + __u32 rangehigh; + __u8 name[32]; + __u32 reserved[6]; }; struct v4l2_hw_freq_seek { - __u32 tuner; - __u32 type; /* enum v4l2_tuner_type */ - __u32 seek_upward; - __u32 wrap_around; - __u32 spacing; - __u32 reserved[7]; + __u32 tuner; + __u32 type; /* enum v4l2_tuner_type */ + __u32 seek_upward; + __u32 wrap_around; + __u32 spacing; + __u32 reserved[7]; }; /* @@ -2646,6 +2658,10 @@ struct v4l2_create_buffers { #define VIDIOC_QUERY_DV_TIMINGS _IOR('V', 99, struct v4l2_dv_timings) #define VIDIOC_DV_TIMINGS_CAP _IOWR('V', 100, struct v4l2_dv_timings_cap) +/* Experimental, this ioctl may change over the next couple of kernel + versions. */ +#define VIDIOC_ENUM_FREQ_BANDS _IOWR('V', 101, struct v4l2_frequency_band) + /* Reminder: when adding new ioctls please add support for them to drivers/media/video/v4l2-compat-ioctl32.c as well! */