capture.h

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/* SPDX-License-Identifier: MIT */
/*
 * Author: Andreas Werner <kernel@andy89.org>
 * Date: 2016
 */
#ifndef CAPTURE_H_
#define CAPTURE_H_
#include <stdint.h>
#include <stdbool.h>
#include <system.h>
#include <hal.h>
struct capture;
#ifdef CONFIG_CAPTURE_MULTI
struct capture_ops {
        struct capture *(*capture_init)(uint32_t index);
        int32_t (*capture_deinit)(struct capture *capture);
 
        int32_t (*capture_setCallback)(struct capture *capture, bool (*callback)(struct capture *capture, uint32_t index, uint64_t time, void *data), void *data);
 
        int32_t (*capture_setPeriod)(struct capture *capture, uint64_t us);
        uint64_t (*capture_getTime)(struct capture *capture);
        uint64_t (*capture_getChannelTime)(struct capture *capture);
};
#endif
 
struct capture_generic  {
        bool init;
#ifdef CONFIG_INSTANCE_NAME
 
        const char *name;
#endif
#ifdef CONFIG_CAPTURE_MULTI
 
        const struct capture_ops *ops;
#endif
};
#ifndef CONFIG_CAPTURE_MULTI
 
struct capture *capture_init(uint32_t index);
int32_t capture_deinit(struct capture *capture);
int32_t capture_setCallback(struct capture *capture, bool (*callback)(struct capture *capture, uint32_t index, uint64_t time, void *data), void *data);
int32_t capture_setPeriod(struct capture *capture, uint64_t us);
uint64_t capture_getTime(struct capture *capture);
uint64_t capture_getChannelTime(struct capture *capture);
#else
inline struct capture *capture_init(uint32_t index) {
        HAL_DEFINE_GLOBAL_ARRAY(capture);
        struct capture_generic *p = (struct capture_generic *) HAL_GET_DEV(capture, index);
        return p->ops->capture_init(index);
}
inline int32_t capture_deinit(struct capture *capture) {
        struct capture_generic *p = (struct capture_generic *) capture;
        return p->ops->capture_deinit(capture);
}
 
inline int32_t capture_setCallback(struct capture *capture, bool (*callback)(struct capture *capture, uint32_t index, uint64_t time, void *data), void *data) {
        struct capture_generic *p = (struct capture_generic *) capture;
        return p->ops->capture_setCallback(capture, callback, data);
}
 
inline int32_t capture_setPeriod(struct capture *capture, uint64_t us) {
        struct capture_generic *p = (struct capture_generic *) capture;
        return p->ops->capture_setPeriod(capture, us);
}
 
inline uint64_t capture_getTime(struct capture *capture) {
        struct capture_generic *p = (struct capture_generic *) capture;
        return p->ops->capture_getTime(capture);
 
}
inline uint64_t capture_getChannelTime(struct capture *capture) {
        struct capture_generic *p = (struct capture_generic *) capture;
        return p->ops->capture_getChannelTime(capture);
}
#endif
 
#endif