RE: [PATCH 09/12] media: s5p-mfc: use vb2_ops_wait_prepare/finish helper

From: Kamil Debski
Date: Tue Nov 25 2014 - 06:25:07 EST


Hi,

Please provide a commit description. No matter how obvious the commit
seems.

Best wishes,
--
Kamil Debski
Samsung R&D Institute Poland


> -----Original Message-----
> From: Lad, Prabhakar [mailto:prabhakar.csengg@xxxxxxxxx]
> Sent: Tuesday, November 18, 2014 12:24 PM
> To: Hans Verkuil; Mauro Carvalho Chehab; LMML
> Cc: LKML; Lad, Prabhakar; Kyungmin Park; Kamil Debski; Jeongtae Park
> Subject: [PATCH 09/12] media: s5p-mfc: use vb2_ops_wait_prepare/finish
> helper
>
> Signed-off-by: Lad, Prabhakar <prabhakar.csengg@xxxxxxxxx>
> Cc: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
> Cc: Kamil Debski <k.debski@xxxxxxxxxxx>
> Cc: Jeongtae Park <jtp.park@xxxxxxxxxxx>
> ---
> 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

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