From patchwork Sat Feb 21 18:39:57 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Lad, Prabhakar" X-Patchwork-Id: 5860311 Return-Path: X-Original-To: patchwork-linux-media@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 6CA81BF440 for ; Sat, 21 Feb 2015 18:42:18 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id A231120527 for ; Sat, 21 Feb 2015 18:42:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BDDD6204FC for ; Sat, 21 Feb 2015 18:42:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752610AbbBUSmO (ORCPT ); Sat, 21 Feb 2015 13:42:14 -0500 Received: from mail-wg0-f41.google.com ([74.125.82.41]:45720 "EHLO mail-wg0-f41.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752155AbbBUSkq (ORCPT ); Sat, 21 Feb 2015 13:40:46 -0500 Received: by mail-wg0-f41.google.com with SMTP id b13so18710406wgh.0; Sat, 21 Feb 2015 10:40:45 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=EMSTmn8qYSw1naW+JyXq3ArDqQXzjIUoFj11FXT0bAo=; b=TQwqhPO2pAecICg68siIwL5jFf/XedBqlCKk/kaYwzxFvwqDqqREvilcA4rvLPHCPu FcgXtG7V27tpzi8kwyzcOURI/bYTRw80t9nj05Xthgma/dTM9k/XPLqzcGTlG0IElpp4 ++Xn/uVFUdAZOoJOY0uOM/Q7oQHhaM6w4zZKJIh0EJFuTXNHTlq2GHaSUcdTYh9JJ87Q 3uWXoAaNHxSfh55JWZgMjdV3MHotKgsbYOqNPW4wSrGpQPCUXjz3W3XSxYbxTB70YPZl vJLc0fYXOjHZ68Cfhmy1hXVwtslwtoIzlW2GXUU4VlfOO3owOa+YN1Kxno+co+iAITKu 2P1Q== X-Received: by 10.180.207.6 with SMTP id ls6mr6154522wic.13.1424544044958; Sat, 21 Feb 2015 10:40:44 -0800 (PST) Received: from tango-charlie.Home (0545247b.skybroadband.com. [5.69.36.123]) by mx.google.com with ESMTPSA id m9sm7986579wiz.24.2015.02.21.10.40.43 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Sat, 21 Feb 2015 10:40:43 -0800 (PST) From: Lad Prabhakar To: Scott Jiang , Hans Verkuil , adi-buildroot-devel@lists.sourceforge.net Cc: Mauro Carvalho Chehab , LMML , LKML , "Lad, Prabhakar" Subject: [PATCH v3 11/15] media: blackfin: bfin_capture: return -ENODATA for *dv_timings calls Date: Sat, 21 Feb 2015 18:39:57 +0000 Message-Id: <1424544001-19045-12-git-send-email-prabhakar.csengg@gmail.com> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1424544001-19045-1-git-send-email-prabhakar.csengg@gmail.com> References: <1424544001-19045-1-git-send-email-prabhakar.csengg@gmail.com> Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Spam-Status: No, score=-6.8 required=5.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_HI, T_DKIM_INVALID, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: "Lad, Prabhakar" this patch adds support to return -ENODATA for *dv_timings calls if the current output does not support it. Signed-off-by: Lad, Prabhakar --- drivers/media/platform/blackfin/bfin_capture.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/drivers/media/platform/blackfin/bfin_capture.c b/drivers/media/platform/blackfin/bfin_capture.c index e7afba9..fde8942 100644 --- a/drivers/media/platform/blackfin/bfin_capture.c +++ b/drivers/media/platform/blackfin/bfin_capture.c @@ -483,6 +483,11 @@ static int bcap_enum_dv_timings(struct file *file, void *priv, struct v4l2_enum_dv_timings *timings) { struct bcap_device *bcap_dev = video_drvdata(file); + struct v4l2_input input; + + input = bcap_dev->cfg->inputs[bcap_dev->cur_input]; + if (!(input.capabilities & V4L2_IN_CAP_DV_TIMINGS)) + return -ENODATA; timings->pad = 0; @@ -494,6 +499,11 @@ static int bcap_query_dv_timings(struct file *file, void *priv, struct v4l2_dv_timings *timings) { struct bcap_device *bcap_dev = video_drvdata(file); + struct v4l2_input input; + + input = bcap_dev->cfg->inputs[bcap_dev->cur_input]; + if (!(input.capabilities & V4L2_IN_CAP_DV_TIMINGS)) + return -ENODATA; return v4l2_subdev_call(bcap_dev->sd, video, query_dv_timings, timings); @@ -503,6 +513,11 @@ static int bcap_g_dv_timings(struct file *file, void *priv, struct v4l2_dv_timings *timings) { struct bcap_device *bcap_dev = video_drvdata(file); + struct v4l2_input input; + + input = bcap_dev->cfg->inputs[bcap_dev->cur_input]; + if (!(input.capabilities & V4L2_IN_CAP_DV_TIMINGS)) + return -ENODATA; *timings = bcap_dev->dv_timings; return 0; @@ -512,7 +527,13 @@ static int bcap_s_dv_timings(struct file *file, void *priv, struct v4l2_dv_timings *timings) { struct bcap_device *bcap_dev = video_drvdata(file); + struct v4l2_input input; int ret; + + input = bcap_dev->cfg->inputs[bcap_dev->cur_input]; + if (!(input.capabilities & V4L2_IN_CAP_DV_TIMINGS)) + return -ENODATA; + if (vb2_is_busy(&bcap_dev->buffer_queue)) return -EBUSY;