From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753559AbaKZWnS (ORCPT ); Wed, 26 Nov 2014 17:43:18 -0500 Received: from mail-wg0-f47.google.com ([74.125.82.47]:56630 "EHLO mail-wg0-f47.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753357AbaKZWnP (ORCPT ); Wed, 26 Nov 2014 17:43:15 -0500 From: "Lad, Prabhakar" To: LMML Cc: linux-kernel@vger.kernel.org, Hans Verkuil , "Lad, Prabhakar" , Kukjin Kim Subject: [PATCH v2 02/11] media: ti-vpe: use vb2_ops_wait_prepare/finish helper Date: Wed, 26 Nov 2014 22:42:25 +0000 Message-Id: <1417041754-8714-3-git-send-email-prabhakar.csengg@gmail.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1417041754-8714-1-git-send-email-prabhakar.csengg@gmail.com> References: <1417041754-8714-1-git-send-email-prabhakar.csengg@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch drops driver specific wait_prepare() and wait_finish() callbacks from vb2_ops and instead uses the the helpers vb2_ops_wait_prepare/finish() provided by the vb2 core, the lock member of the queue needs to be initalized to a mutex so that vb2 helpers vb2_ops_wait_prepare/finish() can make use of it. Signed-off-by: Lad, Prabhakar Cc: Kukjin Kim --- drivers/media/platform/ti-vpe/vpe.c | 19 +++++-------------- 1 file changed, 5 insertions(+), 14 deletions(-) diff --git a/drivers/media/platform/ti-vpe/vpe.c b/drivers/media/platform/ti-vpe/vpe.c index 9a081c2..d5d745d 100644 --- a/drivers/media/platform/ti-vpe/vpe.c +++ b/drivers/media/platform/ti-vpe/vpe.c @@ -1913,30 +1913,19 @@ static void vpe_buf_queue(struct vb2_buffer *vb) v4l2_m2m_buf_queue(ctx->m2m_ctx, vb); } -static void vpe_wait_prepare(struct vb2_queue *q) -{ - struct vpe_ctx *ctx = vb2_get_drv_priv(q); - vpe_unlock(ctx); -} - -static void vpe_wait_finish(struct vb2_queue *q) -{ - struct vpe_ctx *ctx = vb2_get_drv_priv(q); - vpe_lock(ctx); -} - static struct vb2_ops vpe_qops = { .queue_setup = vpe_queue_setup, .buf_prepare = vpe_buf_prepare, .buf_queue = vpe_buf_queue, - .wait_prepare = vpe_wait_prepare, - .wait_finish = vpe_wait_finish, + .wait_prepare = vb2_ops_wait_prepare, + .wait_finish = vb2_ops_wait_finish, }; static int queue_init(void *priv, struct vb2_queue *src_vq, struct vb2_queue *dst_vq) { struct vpe_ctx *ctx = priv; + struct vpe_dev *dev = ctx->dev; int ret; memset(src_vq, 0, sizeof(*src_vq)); @@ -1947,6 +1936,7 @@ static int queue_init(void *priv, struct vb2_queue *src_vq, src_vq->ops = &vpe_qops; src_vq->mem_ops = &vb2_dma_contig_memops; src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; + src_vq->lock = &dev->dev_mutex; ret = vb2_queue_init(src_vq); if (ret) @@ -1960,6 +1950,7 @@ static int queue_init(void *priv, struct vb2_queue *src_vq, dst_vq->ops = &vpe_qops; dst_vq->mem_ops = &vb2_dma_contig_memops; dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; + dst_vq->lock = &dev->dev_mutex; return vb2_queue_init(dst_vq); } -- 1.9.1