[PATCH v3 2/4] vb2: Merge vb2_internal_dqbuf and vb2_dqbuf

From: Ricardo Ribalda Delgado
Date: Mon Jun 20 2016 - 09:07:28 EST


After all the code refactoring, vb2_internal_dqbuf is only called by
vb2_dqbuf.

Since the function it is very simple, there is no need to have two
functions.

Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@xxxxxxxxx>
---
drivers/media/v4l2-core/videobuf2-v4l2.c | 39 ++++++++++++++------------------
1 file changed, 17 insertions(+), 22 deletions(-)

diff --git a/drivers/media/v4l2-core/videobuf2-v4l2.c b/drivers/media/v4l2-core/videobuf2-v4l2.c
index 6d14df3d615d..7dff2b688a9f 100644
--- a/drivers/media/v4l2-core/videobuf2-v4l2.c
+++ b/drivers/media/v4l2-core/videobuf2-v4l2.c
@@ -621,27 +621,6 @@ int vb2_qbuf(struct vb2_queue *q, struct v4l2_buffer *b)
}
EXPORT_SYMBOL_GPL(vb2_qbuf);

-static int vb2_internal_dqbuf(struct vb2_queue *q, struct v4l2_buffer *b,
- bool nonblocking)
-{
- int ret;
-
- if (b->type != q->type) {
- dprintk(1, "invalid buffer type\n");
- return -EINVAL;
- }
-
- ret = vb2_core_dqbuf(q, NULL, b, nonblocking);
-
- /*
- * After calling the VIDIOC_DQBUF V4L2_BUF_FLAG_DONE must be
- * cleared.
- */
- b->flags &= ~V4L2_BUF_FLAG_DONE;
-
- return ret;
-}
-
/**
* vb2_dqbuf() - Dequeue a buffer to the userspace
* @q: videobuf2 queue
@@ -665,11 +644,27 @@ static int vb2_internal_dqbuf(struct vb2_queue *q, struct v4l2_buffer *b,
*/
int vb2_dqbuf(struct vb2_queue *q, struct v4l2_buffer *b, bool nonblocking)
{
+ int ret;
+
if (vb2_fileio_is_active(q)) {
dprintk(1, "file io in progress\n");
return -EBUSY;
}
- return vb2_internal_dqbuf(q, b, nonblocking);
+
+ if (b->type != q->type) {
+ dprintk(1, "invalid buffer type\n");
+ return -EINVAL;
+ }
+
+ ret = vb2_core_dqbuf(q, NULL, b, nonblocking);
+
+ /*
+ * After calling the VIDIOC_DQBUF V4L2_BUF_FLAG_DONE must be
+ * cleared.
+ */
+ b->flags &= ~V4L2_BUF_FLAG_DONE;
+
+ return ret;
}
EXPORT_SYMBOL_GPL(vb2_dqbuf);

--
2.8.1