From patchwork Fri Sep 2 16:44:58 2016 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: 9311423 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 EFA1D60756 for ; Fri, 2 Sep 2016 16:47:01 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E21E929817 for ; Fri, 2 Sep 2016 16:47:01 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id D6CA829819; Fri, 2 Sep 2016 16:47:01 +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=ham 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 829C729817 for ; Fri, 2 Sep 2016 16:47:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932954AbcIBQq6 (ORCPT ); Fri, 2 Sep 2016 12:46:58 -0400 Received: from smtp-3.sys.kth.se ([130.237.48.192]:32898 "EHLO smtp-3.sys.kth.se" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932900AbcIBQqz (ORCPT ); Fri, 2 Sep 2016 12:46:55 -0400 Received: from smtp-3.sys.kth.se (localhost.localdomain [127.0.0.1]) by smtp-3.sys.kth.se (Postfix) with ESMTP id E68792BF7; Fri, 2 Sep 2016 18:46:53 +0200 (CEST) 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 G25D9OHiBk0f; Fri, 2 Sep 2016 18:46:53 +0200 (CEST) X-KTH-Auth: niso [89.233.230.99] X-KTH-mail-from: niklas.soderlund+renesas@ragnatech.se Received: from bismarck.berto.se (unknown [89.233.230.99]) by smtp-3.sys.kth.se (Postfix) with ESMTPSA id 067242BEA; Fri, 2 Sep 2016 18:46:52 +0200 (CEST) From: =?UTF-8?q?Niklas=20S=C3=B6derlund?= To: linux-media@vger.kernel.org, linux-renesas-soc@vger.kernel.org, sergei.shtylyov@cogentembedded.com, hans.verkuil@cisco.com Cc: slongerbeam@gmail.com, lars@metafoo.de, mchehab@kernel.org, =?UTF-8?q?Niklas=20S=C3=B6derlund?= Subject: [PATCHv3 3/6] media: rcar-vin: allow field to be changed Date: Fri, 2 Sep 2016 18:44:58 +0200 Message-Id: <20160902164501.19535-4-niklas.soderlund+renesas@ragnatech.se> X-Mailer: git-send-email 2.9.3 In-Reply-To: <20160902164501.19535-1-niklas.soderlund+renesas@ragnatech.se> References: <20160902164501.19535-1-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 The driver forced whatever field was set by the source subdevice to be used. This patch allows the user to change from the default field. Signed-off-by: Niklas Söderlund --- drivers/media/platform/rcar-vin/rcar-v4l2.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/media/platform/rcar-vin/rcar-v4l2.c b/drivers/media/platform/rcar-vin/rcar-v4l2.c index 62ca7e3..88bfee3 100644 --- a/drivers/media/platform/rcar-vin/rcar-v4l2.c +++ b/drivers/media/platform/rcar-vin/rcar-v4l2.c @@ -102,6 +102,7 @@ static int __rvin_try_format_source(struct rvin_dev *vin, struct v4l2_subdev_format format = { .which = which, }; + enum v4l2_field field; int ret; sd = vin_to_source(vin); @@ -114,12 +115,16 @@ static int __rvin_try_format_source(struct rvin_dev *vin, format.pad = vin->src_pad_idx; + field = pix->field; + ret = v4l2_subdev_call(sd, pad, set_fmt, pad_cfg, &format); if (ret < 0 && ret != -ENOIOCTLCMD) goto done; v4l2_fill_pix_format(pix, &format.format); + pix->field = field; + source->width = pix->width; source->height = pix->height; @@ -143,6 +148,10 @@ static int __rvin_try_format(struct rvin_dev *vin, rwidth = pix->width; rheight = pix->height; + /* Keep current field if no specific one is asked for */ + if (pix->field == V4L2_FIELD_ANY) + pix->field = vin->format.field; + /* * Retrieve format information and select the current format if the * requested format isn't supported.