diff options
Diffstat (limited to 'include/media/v4l2-mem2mem.h')
| -rw-r--r-- | include/media/v4l2-mem2mem.h | 58 |
1 files changed, 36 insertions, 22 deletions
diff --git a/include/media/v4l2-mem2mem.h b/include/media/v4l2-mem2mem.h index 8d149f1..16ac473 100644 --- a/include/media/v4l2-mem2mem.h +++ b/include/media/v4l2-mem2mem.h @@ -5,7 +5,7 @@ * and destination. * * Copyright (c) 2009 Samsung Electronics Co., Ltd. - * Pawel Osciak, <p.osciak@samsung.com> + * Pawel Osciak, <pawel@osciak.com> * Marek Szyprowski, <m.szyprowski@samsung.com> * * This program is free software; you can redistribute it and/or modify @@ -17,7 +17,7 @@ #ifndef _MEDIA_V4L2_MEM2MEM_H #define _MEDIA_V4L2_MEM2MEM_H -#include <media/videobuf-core.h> +#include <media/videobuf2-core.h> /** * struct v4l2_m2m_ops - mem-to-mem device driver callbacks @@ -45,17 +45,20 @@ struct v4l2_m2m_ops { void (*device_run)(void *priv); int (*job_ready)(void *priv); void (*job_abort)(void *priv); + void (*lock)(void *priv); + void (*unlock)(void *priv); }; struct v4l2_m2m_dev; struct v4l2_m2m_queue_ctx { /* private: internal use only */ - struct videobuf_queue q; + struct vb2_queue q; /* Queue for buffers ready to be processed as soon as this * instance receives access to the device */ struct list_head rdy_queue; + spinlock_t rdy_spinlock; u8 num_rdy; }; @@ -72,19 +75,31 @@ struct v4l2_m2m_ctx { /* For device job queue */ struct list_head queue; unsigned long job_flags; + wait_queue_head_t finished; /* Instance private data */ void *priv; }; +struct v4l2_m2m_buffer { + struct vb2_buffer vb; + struct list_head list; +}; + void *v4l2_m2m_get_curr_priv(struct v4l2_m2m_dev *m2m_dev); -struct videobuf_queue *v4l2_m2m_get_vq(struct v4l2_m2m_ctx *m2m_ctx, +struct vb2_queue *v4l2_m2m_get_vq(struct v4l2_m2m_ctx *m2m_ctx, enum v4l2_buf_type type); void v4l2_m2m_job_finish(struct v4l2_m2m_dev *m2m_dev, struct v4l2_m2m_ctx *m2m_ctx); +static inline void +v4l2_m2m_buf_done(struct vb2_buffer *buf, enum vb2_buffer_state state) +{ + vb2_buffer_done(buf, state); +} + int v4l2_m2m_reqbufs(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, struct v4l2_requestbuffers *reqbufs); @@ -110,13 +125,13 @@ int v4l2_m2m_mmap(struct file *file, struct v4l2_m2m_ctx *m2m_ctx, struct v4l2_m2m_dev *v4l2_m2m_init(struct v4l2_m2m_ops *m2m_ops); void v4l2_m2m_release(struct v4l2_m2m_dev *m2m_dev); -struct v4l2_m2m_ctx *v4l2_m2m_ctx_init(void *priv, struct v4l2_m2m_dev *m2m_dev, - void (*vq_init)(void *priv, struct videobuf_queue *, - enum v4l2_buf_type)); +struct v4l2_m2m_ctx *v4l2_m2m_ctx_init(struct v4l2_m2m_dev *m2m_dev, + void *drv_priv, + int (*queue_init)(void *priv, struct vb2_queue *src_vq, struct vb2_queue *dst_vq)); + void v4l2_m2m_ctx_release(struct v4l2_m2m_ctx *m2m_ctx); -void v4l2_m2m_buf_queue(struct v4l2_m2m_ctx *m2m_ctx, struct videobuf_queue *vq, - struct videobuf_buffer *vb); +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 @@ -138,7 +153,7 @@ unsigned int v4l2_m2m_num_dst_bufs_ready(struct v4l2_m2m_ctx *m2m_ctx) return m2m_ctx->out_q_ctx.num_rdy; } -void *v4l2_m2m_next_buf(struct v4l2_m2m_ctx *m2m_ctx, enum v4l2_buf_type type); +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 @@ -146,7 +161,7 @@ void *v4l2_m2m_next_buf(struct v4l2_m2m_ctx *m2m_ctx, enum v4l2_buf_type type); */ static inline void *v4l2_m2m_next_src_buf(struct v4l2_m2m_ctx *m2m_ctx) { - return v4l2_m2m_next_buf(m2m_ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); + return v4l2_m2m_next_buf(&m2m_ctx->out_q_ctx); } /** @@ -155,29 +170,28 @@ static inline void *v4l2_m2m_next_src_buf(struct v4l2_m2m_ctx *m2m_ctx) */ static inline void *v4l2_m2m_next_dst_buf(struct v4l2_m2m_ctx *m2m_ctx) { - return v4l2_m2m_next_buf(m2m_ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); + return v4l2_m2m_next_buf(&m2m_ctx->cap_q_ctx); } /** - * v4l2_m2m_get_src_vq() - return videobuf_queue for source buffers + * v4l2_m2m_get_src_vq() - return vb2_queue for source buffers */ static inline -struct videobuf_queue *v4l2_m2m_get_src_vq(struct v4l2_m2m_ctx *m2m_ctx) +struct vb2_queue *v4l2_m2m_get_src_vq(struct v4l2_m2m_ctx *m2m_ctx) { - return v4l2_m2m_get_vq(m2m_ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); + return &m2m_ctx->out_q_ctx.q; } /** - * v4l2_m2m_get_dst_vq() - return videobuf_queue for destination buffers + * v4l2_m2m_get_dst_vq() - return vb2_queue for destination buffers */ static inline -struct videobuf_queue *v4l2_m2m_get_dst_vq(struct v4l2_m2m_ctx *m2m_ctx) +struct vb2_queue *v4l2_m2m_get_dst_vq(struct v4l2_m2m_ctx *m2m_ctx) { - return v4l2_m2m_get_vq(m2m_ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); + return &m2m_ctx->cap_q_ctx.q; } -void *v4l2_m2m_buf_remove(struct v4l2_m2m_ctx *m2m_ctx, - enum v4l2_buf_type type); +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 @@ -185,7 +199,7 @@ void *v4l2_m2m_buf_remove(struct v4l2_m2m_ctx *m2m_ctx, */ static inline void *v4l2_m2m_src_buf_remove(struct v4l2_m2m_ctx *m2m_ctx) { - return v4l2_m2m_buf_remove(m2m_ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT); + return v4l2_m2m_buf_remove(&m2m_ctx->out_q_ctx); } /** @@ -194,7 +208,7 @@ static inline void *v4l2_m2m_src_buf_remove(struct v4l2_m2m_ctx *m2m_ctx) */ static inline void *v4l2_m2m_dst_buf_remove(struct v4l2_m2m_ctx *m2m_ctx) { - return v4l2_m2m_buf_remove(m2m_ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); + return v4l2_m2m_buf_remove(&m2m_ctx->cap_q_ctx); } #endif /* _MEDIA_V4L2_MEM2MEM_H */ |
