1 files changed, 42 insertions, 46 deletions

diff --git a/include/media/videobuf-core.h b/include/media/videobuf-core.h
index 99033945cde..8c6e825940e 100644
--- a/include/media/videobuf-core.h
+++ b/include/media/videobuf-core.h
@@ -13,10 +13,10 @@
  * the Free Software Foundation; either version 2
  */
 
+#ifndef _VIDEOBUF_CORE_H
+#define _VIDEOBUF_CORE_H
+
 #include <linux/poll.h>
-#ifdef CONFIG_VIDEO_V4L1_COMPAT
-#include <linux/videodev.h>
-#endif
 #include <linux/videodev2.h>
 
 #define UNSET (-1U)
@@ -50,8 +50,6 @@ struct videobuf_queue;
 
 struct videobuf_mapping {
 	unsigned int count;
-	unsigned long start;
-	unsigned long end;
 	struct videobuf_queue *q;
 };
 
@@ -74,7 +72,6 @@ struct videobuf_buffer {
 	unsigned int            height;
 	unsigned int            bytesperline; /* use only if != 0 */
 	unsigned long           size;
-	unsigned int            input;
 	enum v4l2_field         field;
 	enum videobuf_state     state;
 	struct list_head        stream;  /* QBUF/DQBUF list */
@@ -123,48 +120,36 @@ struct videobuf_queue_ops {
 struct videobuf_qtype_ops {
 	u32                     magic;
 
-	void* (*alloc)		(size_t size);
-	int (*iolock)		(struct videobuf_queue* q,
+	struct videobuf_buffer *(*alloc_vb)(size_t size);
+	void *(*vaddr)		(struct videobuf_buffer *buf);
+	int (*iolock)		(struct videobuf_queue *q,
 				 struct videobuf_buffer *vb,
 				 struct v4l2_framebuffer *fbuf);
-	int (*mmap)		(struct videobuf_queue *q,
-				 unsigned int *count,
-				 unsigned int *size,
-				 enum v4l2_memory memory);
-	int (*sync)		(struct videobuf_queue* q,
+	int (*sync)		(struct videobuf_queue *q,
 				 struct videobuf_buffer *buf);
-	int (*video_copy_to_user)(struct videobuf_queue *q,
-				 char __user *data,
-				 size_t count,
-				 int nonblocking);
-	int (*copy_stream)	(struct videobuf_queue *q,
-				 char __user *data,
-				 size_t count,
-				 size_t pos,
-				 int vbihack,
-				 int nonblocking);
-	int (*mmap_free)	(struct videobuf_queue *q);
 	int (*mmap_mapper)	(struct videobuf_queue *q,
-				struct vm_area_struct *vma);
+				 struct videobuf_buffer *buf,
+				 struct vm_area_struct *vma);
 };
 
 struct videobuf_queue {
 	struct mutex               vb_lock;
+	struct mutex               *ext_lock;
 	spinlock_t                 *irqlock;
-	void			   *dev; /* on pci, points to struct pci_dev */
+	struct device		   *dev;
+
+	wait_queue_head_t	   wait; /* wait if queue is empty */
 
 	enum v4l2_buf_type         type;
-	unsigned int               inputs; /* for V4L2_BUF_FLAG_INPUT */
 	unsigned int               msize;
 	enum v4l2_field            field;
 	enum v4l2_field            last;   /* for field=V4L2_FIELD_ALTERNATE */
 	struct videobuf_buffer     *bufs[VIDEO_MAX_FRAME];
-	struct videobuf_queue_ops  *ops;
+	const struct videobuf_queue_ops  *ops;
 	struct videobuf_qtype_ops  *int_ops;
 
 	unsigned int               streaming:1;
 	unsigned int               reading:1;
-	unsigned int		   is_mmapped:1;
 
 	/* capture via mmap() + ioctl(QBUF/DQBUF) */
 	struct list_head           stream;
@@ -177,21 +162,39 @@ struct videobuf_queue {
 	void                       *priv_data;
 };
 
-int videobuf_waiton(struct videobuf_buffer *vb, int non_blocking, int intr);
-int videobuf_iolock(struct videobuf_queue* q, struct videobuf_buffer *vb,
+static inline void videobuf_queue_lock(struct videobuf_queue *q)
+{
+	if (!q->ext_lock)
+		mutex_lock(&q->vb_lock);
+}
+
+static inline void videobuf_queue_unlock(struct videobuf_queue *q)
+{
+	if (!q->ext_lock)
+		mutex_unlock(&q->vb_lock);
+}
+
+int videobuf_waiton(struct videobuf_queue *q, struct videobuf_buffer *vb,
+		int non_blocking, int intr);
+int videobuf_iolock(struct videobuf_queue *q, struct videobuf_buffer *vb,
 		struct v4l2_framebuffer *fbuf);
 
-void *videobuf_alloc(struct videobuf_queue* q);
+struct videobuf_buffer *videobuf_alloc_vb(struct videobuf_queue *q);
+
+/* Used on videobuf-dvb */
+void *videobuf_queue_to_vaddr(struct videobuf_queue *q,
+			      struct videobuf_buffer *buf);
 
 void videobuf_queue_core_init(struct videobuf_queue *q,
-			 struct videobuf_queue_ops *ops,
-			 void *dev,
+			 const struct videobuf_queue_ops *ops,
+			 struct device *dev,
 			 spinlock_t *irqlock,
 			 enum v4l2_buf_type type,
 			 enum v4l2_field field,
 			 unsigned int msize,
 			 void *priv,
-			 struct videobuf_qtype_ops *int_ops);
+			 struct videobuf_qtype_ops *int_ops,
+			 struct mutex *ext_lock);
 int  videobuf_queue_is_busy(struct videobuf_queue *q);
 void videobuf_queue_cancel(struct videobuf_queue *q);
 
@@ -203,10 +206,6 @@ int videobuf_qbuf(struct videobuf_queue *q,
 		  struct v4l2_buffer *b);
 int videobuf_dqbuf(struct videobuf_queue *q,
 		   struct v4l2_buffer *b, int nonblocking);
-#ifdef CONFIG_VIDEO_V4L1_COMPAT
-int videobuf_cgmbuf(struct videobuf_queue *q,
-		    struct video_mbuf *mbuf, int count);
-#endif
 int videobuf_streamon(struct videobuf_queue *q);
 int videobuf_streamoff(struct videobuf_queue *q);
 
@@ -227,14 +226,11 @@ unsigned int videobuf_poll_stream(struct file *file,
 int videobuf_mmap_setup(struct videobuf_queue *q,
 			unsigned int bcount, unsigned int bsize,
 			enum v4l2_memory memory);
+int __videobuf_mmap_setup(struct videobuf_queue *q,
+			unsigned int bcount, unsigned int bsize,
+			enum v4l2_memory memory);
 int videobuf_mmap_free(struct videobuf_queue *q);
 int videobuf_mmap_mapper(struct videobuf_queue *q,
 			 struct vm_area_struct *vma);
 
-/* --------------------------------------------------------------------- */
-
-/*
- * Local variables:
- * c-basic-offset: 8
- * End:
- */
+#endif