From patchwork Thu Dec 14 19:08:34 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: 10113147 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 2A67660327 for ; Thu, 14 Dec 2017 19:09:34 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1BEA328759 for ; Thu, 14 Dec 2017 19:09:34 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 102DA29178; Thu, 14 Dec 2017 19:09:34 +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 C60F628759 for ; Thu, 14 Dec 2017 19:09:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754382AbdLNTJb (ORCPT ); Thu, 14 Dec 2017 14:09:31 -0500 Received: from smtp-3.sys.kth.se ([130.237.48.192]:34324 "EHLO smtp-3.sys.kth.se" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754346AbdLNTJY (ORCPT ); Thu, 14 Dec 2017 14:09:24 -0500 Received: from smtp-3.sys.kth.se (localhost.localdomain [127.0.0.1]) by smtp-3.sys.kth.se (Postfix) with ESMTP id 2244F47E0; Thu, 14 Dec 2017 20:09:23 +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 HRhbwxYounJE; Thu, 14 Dec 2017 20:09:22 +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 DF51147D6; Thu, 14 Dec 2017 20:09:21 +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 14/15] adv748x: csi2: add get_routing support Date: Thu, 14 Dec 2017 20:08:34 +0100 Message-Id: <20171214190835.7672-15-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 support multiplexed streams the internal routing between the adv748x sink pad and its source pad needs to be described. Signed-off-by: Niklas Söderlund --- drivers/media/i2c/adv748x/adv748x-csi2.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/drivers/media/i2c/adv748x/adv748x-csi2.c b/drivers/media/i2c/adv748x/adv748x-csi2.c index 291b35bef49d41fb..dbefb53f5b8c414d 100644 --- a/drivers/media/i2c/adv748x/adv748x-csi2.c +++ b/drivers/media/i2c/adv748x/adv748x-csi2.c @@ -262,10 +262,32 @@ static int adv748x_csi2_get_frame_desc(struct v4l2_subdev *sd, unsigned int pad, return 0; } +static int adv748x_csi2_get_routing(struct v4l2_subdev *subdev, + struct v4l2_subdev_routing *routing) +{ + struct v4l2_subdev_route *r = routing->routes; + + if (routing->num_routes < 1) { + routing->num_routes = 1; + return -ENOSPC; + } + + routing->num_routes = 1; + + r->sink_pad = ADV748X_CSI2_SINK; + r->sink_stream = 0; + r->source_pad = ADV748X_CSI2_SOURCE; + r->source_stream = 0; + r->flags = V4L2_SUBDEV_ROUTE_FL_ACTIVE | V4L2_SUBDEV_ROUTE_FL_IMMUTABLE; + + return 0; +} + static const struct v4l2_subdev_pad_ops adv748x_csi2_pad_ops = { .get_fmt = adv748x_csi2_get_format, .set_fmt = adv748x_csi2_set_format, .get_frame_desc = adv748x_csi2_get_frame_desc, + .get_routing = adv748x_csi2_get_routing, .s_stream = adv748x_csi2_s_stream, };