From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753792AbaKZWoD (ORCPT ); Wed, 26 Nov 2014 17:44:03 -0500 Received: from mail-wg0-f53.google.com ([74.125.82.53]:58359 "EHLO mail-wg0-f53.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753625AbaKZWnZ (ORCPT ); Wed, 26 Nov 2014 17:43:25 -0500 From: "Lad, Prabhakar" To: LMML Cc: linux-kernel@vger.kernel.org, Hans Verkuil , "Lad, Prabhakar" , Kyungmin Park , Kamil Debski , Jeongtae Park Subject: [PATCH v2 09/11] media: s5p-mfc: use vb2_ops_wait_prepare/finish helper Date: Wed, 26 Nov 2014 22:42:32 +0000 Message-Id: <1417041754-8714-10-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: Kyungmin Park Cc: Kamil Debski Cc: Jeongtae Park --- drivers/media/platform/s5p-mfc/s5p_mfc.c | 1 + drivers/media/platform/s5p-mfc/s5p_mfc_dec.c | 20 ++------------------ drivers/media/platform/s5p-mfc/s5p_mfc_enc.c | 20 ++------------------ 3 files changed, 5 insertions(+), 36 deletions(-) diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc.c b/drivers/media/platform/s5p-mfc/s5p_mfc.c index 03204fd..52f65e9 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc.c @@ -810,6 +810,7 @@ static int s5p_mfc_open(struct file *file) q = &ctx->vq_dst; q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; q->drv_priv = &ctx->fh; + q->lock = &dev->mfc_mutex; if (vdev == dev->vfd_dec) { q->io_modes = VB2_MMAP; q->ops = get_dec_queue_ops(); diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c b/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c index 74bcec8..78b3e0e 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_dec.c @@ -946,22 +946,6 @@ static int s5p_mfc_queue_setup(struct vb2_queue *vq, return 0; } -static void s5p_mfc_unlock(struct vb2_queue *q) -{ - struct s5p_mfc_ctx *ctx = fh_to_ctx(q->drv_priv); - struct s5p_mfc_dev *dev = ctx->dev; - - mutex_unlock(&dev->mfc_mutex); -} - -static void s5p_mfc_lock(struct vb2_queue *q) -{ - struct s5p_mfc_ctx *ctx = fh_to_ctx(q->drv_priv); - struct s5p_mfc_dev *dev = ctx->dev; - - mutex_lock(&dev->mfc_mutex); -} - static int s5p_mfc_buf_init(struct vb2_buffer *vb) { struct vb2_queue *vq = vb->vb2_queue; @@ -1109,8 +1093,8 @@ static void s5p_mfc_buf_queue(struct vb2_buffer *vb) static struct vb2_ops s5p_mfc_dec_qops = { .queue_setup = s5p_mfc_queue_setup, - .wait_prepare = s5p_mfc_unlock, - .wait_finish = s5p_mfc_lock, + .wait_prepare = vb2_ops_wait_prepare, + .wait_finish = vb2_ops_wait_finish, .buf_init = s5p_mfc_buf_init, .start_streaming = s5p_mfc_start_streaming, .stop_streaming = s5p_mfc_stop_streaming, diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c index e7240cb..ffa9c1d 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c @@ -1869,22 +1869,6 @@ static int s5p_mfc_queue_setup(struct vb2_queue *vq, return 0; } -static void s5p_mfc_unlock(struct vb2_queue *q) -{ - struct s5p_mfc_ctx *ctx = fh_to_ctx(q->drv_priv); - struct s5p_mfc_dev *dev = ctx->dev; - - mutex_unlock(&dev->mfc_mutex); -} - -static void s5p_mfc_lock(struct vb2_queue *q) -{ - struct s5p_mfc_ctx *ctx = fh_to_ctx(q->drv_priv); - struct s5p_mfc_dev *dev = ctx->dev; - - mutex_lock(&dev->mfc_mutex); -} - static int s5p_mfc_buf_init(struct vb2_buffer *vb) { struct vb2_queue *vq = vb->vb2_queue; @@ -2054,8 +2038,8 @@ static void s5p_mfc_buf_queue(struct vb2_buffer *vb) static struct vb2_ops s5p_mfc_enc_qops = { .queue_setup = s5p_mfc_queue_setup, - .wait_prepare = s5p_mfc_unlock, - .wait_finish = s5p_mfc_lock, + .wait_prepare = vb2_ops_wait_prepare, + .wait_finish = vb2_ops_wait_finish, .buf_init = s5p_mfc_buf_init, .buf_prepare = s5p_mfc_buf_prepare, .start_streaming = s5p_mfc_start_streaming, -- 1.9.1