From patchwork Sat Dec 20 10:47:36 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Lad, Prabhakar" X-Patchwork-Id: 5522091 Return-Path: X-Original-To: patchwork-linux-media@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 7F0269F1CD for ; Sat, 20 Dec 2014 10:48:57 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id BB5C520125 for ; Sat, 20 Dec 2014 10:48:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E3437200F4 for ; Sat, 20 Dec 2014 10:48:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753023AbaLTKsn (ORCPT ); Sat, 20 Dec 2014 05:48:43 -0500 Received: from mail-pd0-f179.google.com ([209.85.192.179]:65425 "EHLO mail-pd0-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753015AbaLTKsk (ORCPT ); Sat, 20 Dec 2014 05:48:40 -0500 Received: by mail-pd0-f179.google.com with SMTP id fp1so2804762pdb.38; Sat, 20 Dec 2014 02:48:40 -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=06NxLrfM5ILQ+kt9ijgmJ8i1uFZKbcjlFNSQJgIdZVw=; b=NvlHgpbZDnhws6dgOVWyjrCWNnTNFbNOqm+3PBHN6fSOh+sizZnw87wLj8twIVC6Lr R3x3iKo651pmF0DEA9owBAJhAnB8rhs4m4cnLFiyUJMUEJVMaWp7SBj+lTRsuSQNOGfJ 6553y7/VgwYwSWaWuNnJgMJGZWrR6ZZiCTNyjq5gjtpyLab+naHxZjjmHIkZ6NW/dNxY xv4fX1o4VNT0IVl3LCw1o/Cv7BrvVv4uMjcFn/N+7oqpCkGxjANBCKkUGkxs88xQ5iAp dVabeR0PljBCIUsQ66pseAnEqAn77/9EPX42cbtIFIvqLBMPd7yHDnOlLqyUeAByI7sF JQ0Q== X-Received: by 10.66.236.36 with SMTP id ur4mr19086541pac.107.1419072520242; Sat, 20 Dec 2014 02:48:40 -0800 (PST) Received: from localhost.localdomain ([49.203.40.145]) by mx.google.com with ESMTPSA id w8sm12007015pbt.71.2014.12.20.02.48.36 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Sat, 20 Dec 2014 02:48:39 -0800 (PST) From: "Lad, Prabhakar" To: LMML , Scott Jiang Cc: LKML , adi-buildroot-devel@lists.sourceforge.net, Mauro Carvalho Chehab , "Lad, Prabhakar" Subject: [PATCH 09/15] media: blackfin: bfin_capture: make sure all buffers are returned on stop_streaming() callback Date: Sat, 20 Dec 2014 16:17:36 +0530 Message-Id: <1419072462-3168-10-git-send-email-prabhakar.csengg@gmail.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1419072462-3168-1-git-send-email-prabhakar.csengg@gmail.com> References: <1419072462-3168-1-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 In start_streaming() callback the buffer is removed from the dma_queue list and assigned to cur_frm, this patch makes sure that is returned to vb2 core with VB2_BUF_STATE_ERROR flag. Signed-off-by: Lad, Prabhakar --- drivers/media/platform/blackfin/bfin_capture.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/media/platform/blackfin/bfin_capture.c b/drivers/media/platform/blackfin/bfin_capture.c index 80a0efc..58414dd 100644 --- a/drivers/media/platform/blackfin/bfin_capture.c +++ b/drivers/media/platform/blackfin/bfin_capture.c @@ -374,6 +374,9 @@ static void bcap_stop_streaming(struct vb2_queue *vq) "stream off failed in subdev\n"); /* release all active buffers */ + if (bcap_dev->cur_frm) + vb2_buffer_done(&bcap_dev->cur_frm->vb, VB2_BUF_STATE_ERROR); + while (!list_empty(&bcap_dev->dma_queue)) { bcap_dev->cur_frm = list_entry(bcap_dev->dma_queue.next, struct bcap_buffer, list);