From patchwork Thu Dec 14 19:08:21 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Niklas_S=C3=B6derlund?= X-Patchwork-Id: 10113127 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 2CCF460327 for ; Thu, 14 Dec 2017 19:09:21 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1EC4828759 for ; Thu, 14 Dec 2017 19:09:21 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 1359329176; Thu, 14 Dec 2017 19:09:21 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id CDC2728759 for ; Thu, 14 Dec 2017 19:09:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754298AbdLNTJS (ORCPT ); Thu, 14 Dec 2017 14:09:18 -0500 Received: from smtp-3.sys.kth.se ([130.237.48.192]:33994 "EHLO smtp-3.sys.kth.se" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754271AbdLNTJQ (ORCPT ); Thu, 14 Dec 2017 14:09:16 -0500 Received: from smtp-3.sys.kth.se (localhost.localdomain [127.0.0.1]) by smtp-3.sys.kth.se (Postfix) with ESMTP id EAFA7272A; Thu, 14 Dec 2017 20:09:14 +0100 (CET) X-Virus-Scanned: by amavisd-new at kth.se Received: from smtp-3.sys.kth.se ([127.0.0.1]) by smtp-3.sys.kth.se (smtp-3.sys.kth.se [127.0.0.1]) (amavisd-new, port 10024) with LMTP id DW1dNLHi5Knq; Thu, 14 Dec 2017 20:09:14 +0100 (CET) X-KTH-Auth: niso [89.233.230.99] X-KTH-mail-from: niklas.soderlund+renesas@ragnatech.se Received: from bismarck.berto.se (89-233-230-99.cust.bredband2.com [89.233.230.99]) by smtp-3.sys.kth.se (Postfix) with ESMTPSA id E8F1D46F6; Thu, 14 Dec 2017 20:09:13 +0100 (CET) From: =?UTF-8?q?Niklas=20S=C3=B6derlund?= To: linux-media@vger.kernel.org, Sakari Ailus Cc: linux-renesas-soc@vger.kernel.org, Laurent Pinchart , Kieran Bingham , Jacopo Mondi , Benoit Parrot , Maxime Ripard , =?UTF-8?q?Niklas=20S=C3=B6derlund?= Subject: [PATCH/RFC v2 01/15] v4l2-subdev.h: add pad and stream aware s_stream Date: Thu, 14 Dec 2017 20:08:21 +0100 Message-Id: <20171214190835.7672-2-niklas.soderlund+renesas@ragnatech.se> X-Mailer: git-send-email 2.15.1 In-Reply-To: <20171214190835.7672-1-niklas.soderlund+renesas@ragnatech.se> References: <20171214190835.7672-1-niklas.soderlund+renesas@ragnatech.se> MIME-Version: 1.0 Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP To be able to start and stop individual streams of a multiplexed pad the s_stream operation needs to be both pad and stream aware. Add a new operation to pad ops to facilitate this. Signed-off-by: Niklas Söderlund --- include/media/v4l2-subdev.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h index a30a94fad8dbacde..7288209338a48fda 100644 --- a/include/media/v4l2-subdev.h +++ b/include/media/v4l2-subdev.h @@ -669,6 +669,9 @@ struct v4l2_subdev_pad_config { * * @set_frame_desc: set the low level media bus frame parameters, @fd array * may be adjusted by the subdev driver to device capabilities. + * + * @s_stream: used to notify the driver that a stream will start or has + * stopped. */ struct v4l2_subdev_pad_ops { int (*init_cfg)(struct v4l2_subdev *sd, @@ -713,6 +716,8 @@ struct v4l2_subdev_pad_ops { struct v4l2_subdev_routing *route); int (*set_routing)(struct v4l2_subdev *sd, struct v4l2_subdev_routing *route); + int (*s_stream)(struct v4l2_subdev *sd, unsigned int pad, + unsigned int stream, int enable); }; /**