diff options
Diffstat (limited to 'include/media/v4l2-mem2mem.h')
| -rw-r--r-- | include/media/v4l2-mem2mem.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/include/media/v4l2-mem2mem.h b/include/media/v4l2-mem2mem.h index 3bbd96da2..8849aaba6 100644 --- a/include/media/v4l2-mem2mem.h +++ b/include/media/v4l2-mem2mem.h @@ -40,6 +40,10 @@ * v4l2_m2m_job_finish() (as if the transaction ended normally). * This function does not have to (and will usually not) wait * until the device enters a state when it can be stopped. + * @lock: optional. Define a driver's own lock callback, instead of using + * m2m_ctx->q_lock. + * @unlock: optional. Define a driver's own unlock callback, instead of + * using m2m_ctx->q_lock. */ struct v4l2_m2m_ops { void (*device_run)(void *priv); @@ -161,6 +165,8 @@ void v4l2_m2m_buf_queue(struct v4l2_m2m_ctx *m2m_ctx, struct vb2_buffer *vb); /** * v4l2_m2m_num_src_bufs_ready() - return the number of source buffers ready for * use + * + * @m2m_ctx: pointer to struct v4l2_m2m_ctx */ static inline unsigned int v4l2_m2m_num_src_bufs_ready(struct v4l2_m2m_ctx *m2m_ctx) @@ -171,6 +177,8 @@ unsigned int v4l2_m2m_num_src_bufs_ready(struct v4l2_m2m_ctx *m2m_ctx) /** * v4l2_m2m_num_src_bufs_ready() - return the number of destination buffers * ready for use + * + * @m2m_ctx: pointer to struct v4l2_m2m_ctx */ static inline unsigned int v4l2_m2m_num_dst_bufs_ready(struct v4l2_m2m_ctx *m2m_ctx) @@ -183,6 +191,8 @@ void *v4l2_m2m_next_buf(struct v4l2_m2m_queue_ctx *q_ctx); /** * v4l2_m2m_next_src_buf() - return next source buffer from the list of ready * buffers + * + * @m2m_ctx: pointer to struct v4l2_m2m_ctx */ static inline void *v4l2_m2m_next_src_buf(struct v4l2_m2m_ctx *m2m_ctx) { @@ -192,6 +202,8 @@ static inline void *v4l2_m2m_next_src_buf(struct v4l2_m2m_ctx *m2m_ctx) /** * v4l2_m2m_next_dst_buf() - return next destination buffer from the list of * ready buffers + * + * @m2m_ctx: pointer to struct v4l2_m2m_ctx */ static inline void *v4l2_m2m_next_dst_buf(struct v4l2_m2m_ctx *m2m_ctx) { @@ -200,6 +212,8 @@ static inline void *v4l2_m2m_next_dst_buf(struct v4l2_m2m_ctx *m2m_ctx) /** * v4l2_m2m_get_src_vq() - return vb2_queue for source buffers + * + * @m2m_ctx: pointer to struct v4l2_m2m_ctx */ static inline struct vb2_queue *v4l2_m2m_get_src_vq(struct v4l2_m2m_ctx *m2m_ctx) @@ -209,6 +223,8 @@ struct vb2_queue *v4l2_m2m_get_src_vq(struct v4l2_m2m_ctx *m2m_ctx) /** * v4l2_m2m_get_dst_vq() - return vb2_queue for destination buffers + * + * @m2m_ctx: pointer to struct v4l2_m2m_ctx */ static inline struct vb2_queue *v4l2_m2m_get_dst_vq(struct v4l2_m2m_ctx *m2m_ctx) @@ -221,6 +237,8 @@ void *v4l2_m2m_buf_remove(struct v4l2_m2m_queue_ctx *q_ctx); /** * v4l2_m2m_src_buf_remove() - take off a source buffer from the list of ready * buffers and return it + * + * @m2m_ctx: pointer to struct v4l2_m2m_ctx */ static inline void *v4l2_m2m_src_buf_remove(struct v4l2_m2m_ctx *m2m_ctx) { @@ -230,6 +248,8 @@ static inline void *v4l2_m2m_src_buf_remove(struct v4l2_m2m_ctx *m2m_ctx) /** * v4l2_m2m_dst_buf_remove() - take off a destination buffer from the list of * ready buffers and return it + * + * @m2m_ctx: pointer to struct v4l2_m2m_ctx */ static inline void *v4l2_m2m_dst_buf_remove(struct v4l2_m2m_ctx *m2m_ctx) { |