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Subject[PATCH v5 03/49] media: davinci: vpif_display: use vb2_ops_wait_prepare/finish helper functions
Date
From: "Lad, Prabhakar" <prabhakar.csengg@gmail.com>

this patch makes use of vb2_ops_wait_prepare/finish helper functions.

Signed-off-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
---
drivers/media/platform/davinci/vpif_display.c | 23 +++--------------------
1 file changed, 3 insertions(+), 20 deletions(-)

diff --git a/drivers/media/platform/davinci/vpif_display.c b/drivers/media/platform/davinci/vpif_display.c
index e2102ea..8bb9f02 100644
--- a/drivers/media/platform/davinci/vpif_display.c
+++ b/drivers/media/platform/davinci/vpif_display.c
@@ -187,24 +187,6 @@ static void vpif_buf_cleanup(struct vb2_buffer *vb)
spin_unlock_irqrestore(&common->irqlock, flags);
}

-static void vpif_wait_prepare(struct vb2_queue *vq)
-{
- struct channel_obj *ch = vb2_get_drv_priv(vq);
- struct common_obj *common;
-
- common = &ch->common[VPIF_VIDEO_INDEX];
- mutex_unlock(&common->lock);
-}
-
-static void vpif_wait_finish(struct vb2_queue *vq)
-{
- struct channel_obj *ch = vb2_get_drv_priv(vq);
- struct common_obj *common;
-
- common = &ch->common[VPIF_VIDEO_INDEX];
- mutex_lock(&common->lock);
-}
-
static u8 channel_first_int[VPIF_NUMOBJECTS][2] = { {1, 1} };

static int vpif_start_streaming(struct vb2_queue *vq, unsigned int count)
@@ -339,8 +321,8 @@ static void vpif_stop_streaming(struct vb2_queue *vq)

static struct vb2_ops video_qops = {
.queue_setup = vpif_buffer_queue_setup,
- .wait_prepare = vpif_wait_prepare,
- .wait_finish = vpif_wait_finish,
+ .wait_prepare = vb2_ops_wait_prepare,
+ .wait_finish = vb2_ops_wait_finish,
.buf_prepare = vpif_buffer_prepare,
.start_streaming = vpif_start_streaming,
.stop_streaming = vpif_stop_streaming,
@@ -1649,6 +1631,7 @@ static int vpif_probe_complete(void)
q->buf_struct_size = sizeof(struct vpif_disp_buffer);
q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
q->min_buffers_needed = 1;
+ q->lock = &common->lock;

err = vb2_queue_init(q);
if (err) {
--
1.7.9.5


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