blob: 19dd93e4b7f816c12834666aa77e98d2bf6744f1 [file] [log] [blame]
/* Copyright (c) 2011, Code Aurora Forum. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
* only version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* helper functions for physically contiguous PMEM capture buffers
*/
#ifndef _VIDEOBUF_PMEM_CONTIG_H
#define _VIDEOBUF_PMEM_CONTIG_H
#include <media/videobuf-core.h>
struct videobuf_contig_pmem {
u32 magic;
void *vaddr;
int phyaddr;
unsigned long size;
int is_userptr;
uint32_t y_off;
uint32_t cbcr_off;
int buffer_type;
struct file *file;
};
void videobuf_queue_pmem_contig_init(struct videobuf_queue *q,
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 mutex *ext_lock);
int videobuf_to_pmem_contig(struct videobuf_buffer *buf);
int videobuf_pmem_contig_free(struct videobuf_queue *q,
struct videobuf_buffer *buf);
#endif /* _VIDEOBUF_PMEM_CONTIG_H */