From 8b94ca61d7065fa7fa7bdb08ce31a9385be5205b Mon Sep 17 00:00:00 2001 From: Philipp Zabel Date: Tue, 21 May 2013 04:16:28 -0300 Subject: [PATCH] [media] v4l2-mem2mem: add v4l2_m2m_create_bufs helper Signed-off-by: Philipp Zabel Signed-off-by: Kamil Debski Signed-off-by: Mauro Carvalho Chehab --- drivers/media/v4l2-core/v4l2-mem2mem.c | 14 ++++++++++++++ include/media/v4l2-mem2mem.h | 2 ++ 2 files changed, 16 insertions(+) diff --git a/drivers/media/v4l2-core/v4l2-mem2mem.c b/drivers/media/v4l2-core/v4l2-mem2mem.c index 9ac39b5d583..a756170dbe7 100644 --- a/drivers/media/v4l2-core/v4l2-mem2mem.c +++ b/drivers/media/v4l2-core/v4l2-mem2mem.c @@ -371,6 +371,20 @@ int v4l2_m2m_dqbuf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, } EXPORT_SYMBOL_GPL(v4l2_m2m_dqbuf); +/** + * v4l2_m2m_create_bufs() - create a source or destination buffer, depending + * on the type + */ +int v4l2_m2m_create_bufs(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, + struct v4l2_create_buffers *create) +{ + struct vb2_queue *vq; + + vq = v4l2_m2m_get_vq(m2m_ctx, create->format.type); + return vb2_create_bufs(vq, create); +} +EXPORT_SYMBOL_GPL(v4l2_m2m_create_bufs); + /** * v4l2_m2m_expbuf() - export a source or destination buffer, depending on * the type diff --git a/include/media/v4l2-mem2mem.h b/include/media/v4l2-mem2mem.h index d3eef01da64..0f4555b2a31 100644 --- a/include/media/v4l2-mem2mem.h +++ b/include/media/v4l2-mem2mem.h @@ -110,6 +110,8 @@ int v4l2_m2m_qbuf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, struct v4l2_buffer *buf); int v4l2_m2m_dqbuf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, struct v4l2_buffer *buf); +int v4l2_m2m_create_bufs(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, + struct v4l2_create_buffers *create); int v4l2_m2m_expbuf(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, struct v4l2_exportbuffer *eb); -- 2.46.0