From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756934Ab3A1Lv2 (ORCPT ); Mon, 28 Jan 2013 06:51:28 -0500 Received: from mail-pb0-f50.google.com ([209.85.160.50]:41150 "EHLO mail-pb0-f50.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753090Ab3A1Lv0 (ORCPT ); Mon, 28 Jan 2013 06:51:26 -0500 From: Prabhakar Lad To: LMML Cc: LKML , LDOC , DLOS , Manjunath Hadli , "Lad, Prabhakar" , Sylwester Nawrocki , Rob Landley , Mauro Carvalho Chehab Subject: [PATCH v2] media: add support for decoder as one of media entity types Date: Mon, 28 Jan 2013 17:20:43 +0530 Message-Id: <1359373843-15956-1-git-send-email-prabhakar.lad@ti.com> X-Mailer: git-send-email 1.7.4.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Manjunath Hadli A lot of SOCs including Texas Instruments Davinci family mainly use video decoders as input devices. This patch adds a flag 'MEDIA_ENT_T_V4L2_SUBDEV_DECODER' media entity type for decoder's. Along side updates the documentation for this media entity type. Signed-off-by: Manjunath Hadli Signed-off-by: Lad, Prabhakar Cc: Sylwester Nawrocki Cc: Rob Landley Cc: Mauro Carvalho Chehab --- Changes for v2: 1: Sending as a separate patch. 2: Added documentation for the added media entity type. 3: Improved the commit message. .../DocBook/media/v4l/media-ioc-enum-entities.xml | 10 ++++++++++ include/uapi/linux/media.h | 2 ++ 2 files changed, 12 insertions(+), 0 deletions(-) diff --git a/Documentation/DocBook/media/v4l/media-ioc-enum-entities.xml b/Documentation/DocBook/media/v4l/media-ioc-enum-entities.xml index 576b68b..116c301 100644 --- a/Documentation/DocBook/media/v4l/media-ioc-enum-entities.xml +++ b/Documentation/DocBook/media/v4l/media-ioc-enum-entities.xml @@ -272,6 +272,16 @@ MEDIA_ENT_T_V4L2_SUBDEV_LENS Lens controller + + MEDIA_ENT_T_V4L2_SUBDEV_DECODER + Video decoder, the basic function of the video decoder is to + accept analogue video from a wide variety of sources such as + broadcast, DVD players, cameras and video cassette recorders, in + either NTSC, PAL or HD format and still occasionally SECAM, separate + it into its component parts, luminance and chrominance, and output + it in some digital video standard, with appropriate embedded timing + signals. + diff --git a/include/uapi/linux/media.h b/include/uapi/linux/media.h index 0ef8833..dac06d7 100644 --- a/include/uapi/linux/media.h +++ b/include/uapi/linux/media.h @@ -56,6 +56,8 @@ struct media_device_info { #define MEDIA_ENT_T_V4L2_SUBDEV_SENSOR (MEDIA_ENT_T_V4L2_SUBDEV + 1) #define MEDIA_ENT_T_V4L2_SUBDEV_FLASH (MEDIA_ENT_T_V4L2_SUBDEV + 2) #define MEDIA_ENT_T_V4L2_SUBDEV_LENS (MEDIA_ENT_T_V4L2_SUBDEV + 3) +/* DECODER: Converts analogue video to digital */ +#define MEDIA_ENT_T_V4L2_SUBDEV_DECODER (MEDIA_ENT_T_V4L2_SUBDEV + 4) #define MEDIA_ENT_FL_DEFAULT (1 << 0) -- 1.7.4.1