From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753155AbbCHOoN (ORCPT ); Sun, 8 Mar 2015 10:44:13 -0400 Received: from mail-wg0-f49.google.com ([74.125.82.49]:43852 "EHLO mail-wg0-f49.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752608AbbCHOlN (ORCPT ); Sun, 8 Mar 2015 10:41:13 -0400 From: Lad Prabhakar To: Scott Jiang , linux-media@vger.kernel.org, Hans Verkuil Cc: adi-buildroot-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org, "Lad, Prabhakar" Subject: [PATCH v4 09/17] media: blackfin: bfin_capture: make sure all buffers are returned on stop_streaming() callback Date: Sun, 8 Mar 2015 14:40:45 +0000 Message-Id: <1425825653-14768-10-git-send-email-prabhakar.csengg@gmail.com> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1425825653-14768-1-git-send-email-prabhakar.csengg@gmail.com> References: <1425825653-14768-1-git-send-email-prabhakar.csengg@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: "Lad, Prabhakar" 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 Acked-by: Scott Jiang Tested-by: Scott Jiang --- 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 2a9e933..f2b1a23 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); -- 2.1.0