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[media] media: s5p-mfc: use vb2_ops_wait_prepare/finish helper 

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 <prabhakar.csengg@gmail.com>
Cc: Kyungmin Park <kyungmin.park@samsung.com>
Cc: Kamil Debski <k.debski@samsung.com>
Cc: Jeongtae Park <jtp.park@samsung.com>
Signed-off-by: Kamil Debski <k.debski@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Prabhakar Lad 2014-11-26 19:42:32 -03:00 committed by Mauro Carvalho Chehab
parent c747404dbf
commit 654a731be1
3 changed files with 5 additions and 36 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/media/platform/s5p-mfc/s5p_mfc.c
View File

@ -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();

20
drivers/media/platform/s5p-mfc/s5p_mfc_dec.c
View File

@ -944,22 +944,6 @@ 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;
@ -1107,8 +1091,8 @@ 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,

20
drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
View File

@ -1867,22 +1867,6 @@ 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;
@ -2052,8 +2036,8 @@ 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,