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V4L/DVB (7566): videobuf-dvb: allow its usage with videobuf-vmalloc

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videobuf-dvb were still using a function that were videobuf-dma-sg
dependent. This patch creates a generic handler for this function. This
way, videobuf-dvb can now work with all videobuf implementations.

Signed-off-by: Mauro Carvalho Chehab <[email protected]>
This commit is contained in:
Mauro Carvalho Chehab 2008-04-13 15:10:00 -03:00
commit 59d3448995
6 changed files with 39 additions and 12 deletions
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18
include/media/videobuf-core.h
View file

@ -13,6 +13,9 @@
* 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>
@ -123,7 +126,8 @@ struct videobuf_queue_ops {
struct videobuf_qtype_ops {
u32 magic;
void* (*alloc) (size_t size);
void *(*alloc) (size_t size);
void *(*vmalloc) (struct videobuf_buffer *buf);
int (*iolock) (struct videobuf_queue* q,
struct videobuf_buffer *vb,
struct v4l2_framebuffer *fbuf);
@ -185,6 +189,10 @@ int videobuf_iolock(struct videobuf_queue* q, struct videobuf_buffer *vb,
void *videobuf_alloc(struct videobuf_queue* q);
/* Used on videobuf-dvb */
void *videobuf_queue_to_vmalloc (struct videobuf_queue* q,
struct videobuf_buffer *buf);
void videobuf_queue_core_init(struct videobuf_queue *q,
struct videobuf_queue_ops *ops,
struct device *dev,
@ -233,10 +241,4 @@ 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

4
include/media/videobuf-vmalloc.h
View file

@ -12,6 +12,8 @@
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2
*/
#ifndef _VIDEOBUF_VMALLOC_H
#define _VIDEOBUF_VMALLOC_H
#include <media/videobuf-core.h>
@ -39,3 +41,5 @@ void videobuf_queue_vmalloc_init(struct videobuf_queue* q,
void *videobuf_to_vmalloc (struct videobuf_buffer *buf);
void videobuf_vmalloc_free (struct videobuf_buffer *buf);
#endif