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authorGerd Knorr <devnull@localhost>2004-11-07 13:17:14 +0000
committerGerd Knorr <devnull@localhost>2004-11-07 13:17:14 +0000
commit1a6399de3074ab4dc6bdad694bbd8b47d486d6b2 (patch)
tree22189018b0aab90670437f90da90bbbe57789b60 /linux/include/media/video-buf.h
parent78f377b0ee18b3889b2a2bfcee75ab9786e80a35 (diff)
downloadmediapointer-dvb-s2-1a6399de3074ab4dc6bdad694bbd8b47d486d6b2.tar.gz
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- yet another video-buf interface change + fixups.
- move more modules to new-style insmod options.
Diffstat (limited to 'linux/include/media/video-buf.h')
-rw-r--r--linux/include/media/video-buf.h53
1 files changed, 30 insertions, 23 deletions
diff --git a/linux/include/media/video-buf.h b/linux/include/media/video-buf.h
index fdf5c71e2..ae6da6de9 100644
--- a/linux/include/media/video-buf.h
+++ b/linux/include/media/video-buf.h
@@ -1,5 +1,5 @@
/*
- * $Id: video-buf.h,v 1.8 2004/10/13 10:39:00 kraxel Exp $
+ * $Id: video-buf.h,v 1.9 2004/11/07 13:17:15 kraxel Exp $
*
* generic helper functions for video4linux capture buffers, to handle
* memory management and PCI DMA. Right now bttv + saa7134 use it.
@@ -121,7 +121,6 @@ struct videobuf_queue;
struct videobuf_mapping {
unsigned int count;
- int highmem_ok;
unsigned long start;
unsigned long end;
struct videobuf_queue *q;
@@ -167,12 +166,15 @@ struct videobuf_buffer {
};
struct videobuf_queue_ops {
- int (*buf_setup)(void *priv,
+ int (*buf_setup)(struct videobuf_queue *q,
unsigned int *count, unsigned int *size);
- int (*buf_prepare)(void *priv,struct videobuf_buffer *vb,
+ int (*buf_prepare)(struct videobuf_queue *q,
+ struct videobuf_buffer *vb,
enum v4l2_field field);
- void (*buf_queue)(void *priv,struct videobuf_buffer *vb);
- void (*buf_release)(void *priv,struct videobuf_buffer *vb);
+ void (*buf_queue)(struct videobuf_queue *q,
+ struct videobuf_buffer *vb);
+ void (*buf_release)(struct videobuf_queue *q,
+ struct videobuf_buffer *vb);
};
struct videobuf_queue {
@@ -196,6 +198,9 @@ struct videobuf_queue {
unsigned int reading;
unsigned int read_off;
struct videobuf_buffer *read_buf;
+
+ /* driver private data */
+ void *priv_data;
};
void* videobuf_alloc(unsigned int size);
@@ -205,44 +210,46 @@ int videobuf_iolock(struct pci_dev *pci, struct videobuf_buffer *vb,
void videobuf_queue_init(struct videobuf_queue *q,
struct videobuf_queue_ops *ops,
- struct pci_dev *pci, spinlock_t *irqlock,
+ struct pci_dev *pci,
+ spinlock_t *irqlock,
enum v4l2_buf_type type,
enum v4l2_field field,
- unsigned int msize);
+ unsigned int msize,
+ void *priv);
int videobuf_queue_is_busy(struct videobuf_queue *q);
-void videobuf_queue_cancel(void *priv, struct videobuf_queue *q);
+void videobuf_queue_cancel(struct videobuf_queue *q);
enum v4l2_field videobuf_next_field(struct videobuf_queue *q);
void videobuf_status(struct v4l2_buffer *b, struct videobuf_buffer *vb,
enum v4l2_buf_type type);
-int videobuf_reqbufs(void *priv, struct videobuf_queue *q,
+int videobuf_reqbufs(struct videobuf_queue *q,
struct v4l2_requestbuffers *req);
int videobuf_querybuf(struct videobuf_queue *q, struct v4l2_buffer *b);
-int videobuf_qbuf(void *priv, struct videobuf_queue *q,
+int videobuf_qbuf(struct videobuf_queue *q,
struct v4l2_buffer *b);
-int videobuf_dqbuf(void *priv, struct videobuf_queue *q,
+int videobuf_dqbuf(struct videobuf_queue *q,
struct v4l2_buffer *b, int nonblocking);
-int videobuf_streamon(void *priv, struct videobuf_queue *q);
-int videobuf_streamoff(void *priv, struct videobuf_queue *q);
+int videobuf_streamon(struct videobuf_queue *q);
+int videobuf_streamoff(struct videobuf_queue *q);
-int videobuf_read_start(void *priv, struct videobuf_queue *q);
-void videobuf_read_stop(void *priv, struct videobuf_queue *q);
-ssize_t videobuf_read_stream(void *priv, struct videobuf_queue *q,
+int videobuf_read_start(struct videobuf_queue *q);
+void videobuf_read_stop(struct videobuf_queue *q);
+ssize_t videobuf_read_stream(struct videobuf_queue *q,
char __user *data, size_t count, loff_t *ppos,
int vbihack, int nonblocking);
-ssize_t videobuf_read_one(void *priv, struct videobuf_queue *q,
+ssize_t videobuf_read_one(struct videobuf_queue *q,
char __user *data, size_t count, loff_t *ppos,
int nonblocking);
-unsigned int videobuf_poll_stream(struct file *file, void *priv,
+unsigned int videobuf_poll_stream(struct file *file,
struct videobuf_queue *q,
poll_table *wait);
-int videobuf_mmap_setup(void *priv, struct videobuf_queue *q,
+int videobuf_mmap_setup(struct videobuf_queue *q,
unsigned int bcount, unsigned int bsize,
enum v4l2_memory memory);
-int videobuf_mmap_free(void *priv, struct videobuf_queue *q);
-int videobuf_mmap_mapper(struct vm_area_struct *vma,
- struct videobuf_queue *q);
+int videobuf_mmap_free(struct videobuf_queue *q);
+int videobuf_mmap_mapper(struct videobuf_queue *q,
+ struct vm_area_struct *vma);
/* --------------------------------------------------------------------- */