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pvvx 2016-11-22 07:48:09 +03:00
parent 03ed2886cb
commit bda4d33012
109 changed files with 73065 additions and 85 deletions
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59
RTL00_SDKV35a/component/common/video/v4l2/inc/v4l2-clk.h Normal file
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/*
* V4L2 clock service
*
* Copyright (C) 2012-2013, Guennadi Liakhovetski <g.liakhovetski@gmx.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* ATTENTION: This is a temporary API and it shall be replaced by the generic
* clock API, when the latter becomes widely available.
*/
#ifndef MEDIA_V4L2_CLK_H
#define MEDIA_V4L2_CLK_H
#if 0
#include <linux/atomic.h>
#include <linux/list.h>
#include <linux/mutex.h>
#endif
#include "v4l2-osdep.h"
//struct module;
//struct device;
struct v4l2_clk {
struct LIST_HEADER list;
const struct v4l2_clk_ops *ops;
const char *dev_id;
const char *id;
int enable;
//struct mutex lock; /* Protect the enable count */
_Mutex lock;
atomic_t use_count;
void *priv;
};
struct v4l2_clk_ops {
//struct module *owner;
int (*enable)(struct v4l2_clk *clk);
void (*disable)(struct v4l2_clk *clk);
unsigned long (*get_rate)(struct v4l2_clk *clk);
int (*set_rate)(struct v4l2_clk *clk, unsigned long);
};
struct v4l2_clk *v4l2_clk_register(const struct v4l2_clk_ops *ops,
const char *dev_name,
const char *name, void *priv);
void v4l2_clk_unregister(struct v4l2_clk *clk);
struct v4l2_clk *v4l2_clk_get(const char *id);
void v4l2_clk_put(struct v4l2_clk *clk);
int v4l2_clk_enable(struct v4l2_clk *clk);
void v4l2_clk_disable(struct v4l2_clk *clk);
unsigned long v4l2_clk_get_rate(struct v4l2_clk *clk);
int v4l2_clk_set_rate(struct v4l2_clk *clk, unsigned long rate);
#endif