iio_trigger.h

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/***************************************************************************/
 
#ifndef IIO_TRIGGER_H_
#define IIO_TRIGGER_H_
 
#include "iio.h"
#include "iio_types.h"
#include "no_os_irq.h"
 
#define TRIG_MAX_NAME_SIZE 20

struct iio_hw_trig {
    struct iio_desc *iio_desc;
    struct no_os_irq_ctrl_desc *irq_ctrl;
    uint32_t irq_id;
    enum no_os_irq_trig_level irq_trig_lvl;
    char name[TRIG_MAX_NAME_SIZE + 1];
    /* IRQ Callback descriptor */
    struct no_os_callback_desc irq_cb;
};

struct iio_hw_trig_cb_info {
    enum no_os_irq_event event;
    enum no_os_irq_peripheral peripheral;
    void *handle;
};

struct iio_hw_trig_init_param {
    struct iio_desc *iio_desc;
    struct no_os_irq_ctrl_desc *irq_ctrl;
    uint32_t irq_id;
    enum no_os_irq_trig_level irq_trig_lvl;
    struct iio_hw_trig_cb_info cb_info;
    const char *name;
};

struct iio_sw_trig {
    struct iio_desc *iio_desc;
    char name[TRIG_MAX_NAME_SIZE + 1];
};

struct iio_sw_trig_init_param {
    struct iio_desc *iio_desc;
    const char *name;
};
 
#ifndef LINUX_PLATFORM
int iio_hw_trig_init(struct iio_hw_trig **iio_trig,
             struct iio_hw_trig_init_param *init_param);
int iio_trig_enable(void *trig);
int iio_trig_disable(void *trig);
void iio_hw_trig_handler(void *trig);
int iio_hw_trig_remove(struct iio_hw_trig *trig);
#endif

int iio_sw_trig_init(struct iio_sw_trig **iio_trig,
             struct iio_sw_trig_init_param *init_param);
int iio_sw_trig_handler(void *trig, char *buf, uint32_t len,
            const struct iio_ch_info *channel,
            intptr_t priv);
int iio_trig_remove(struct iio_sw_trig *trig);
 
#endif /* IIO_TRIGGER_H_ */