irq_nextlevel.h

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/*
 * Copyright (c) 2017 Intel corporation
 *
 * SPDX-License-Identifier: Apache-2.0
 */
 
#ifndef ZEPHYR_INCLUDE_IRQ_NEXTLEVEL_H_
#define ZEPHYR_INCLUDE_IRQ_NEXTLEVEL_H_
 
#ifdef __cplusplus
extern "C" {
#endif
 
#if defined(CONFIG_MULTI_LEVEL_INTERRUPTS) || defined(__DOXYGEN__)
typedef void (*irq_next_level_func_t)(const struct device *dev,
                                      unsigned int irq);
typedef unsigned int (*irq_next_level_get_state_t)(const struct device *dev);
typedef void (*irq_next_level_priority_t)(const struct device *dev,
                                          unsigned int irq, unsigned int prio,
                                          uint32_t flags);
typedef int (*irq_next_level_get_line_state_t)(const struct device *dev,
                                               unsigned int irq);
 
struct irq_next_level_api {
        irq_next_level_func_t intr_enable;
        irq_next_level_func_t intr_disable;
        irq_next_level_get_state_t intr_get_state;
        irq_next_level_priority_t intr_set_priority;
        irq_next_level_get_line_state_t intr_get_line_state;
};
static inline void irq_enable_next_level(const struct device *dev,
                                         uint32_t irq)
{
        const struct irq_next_level_api *api =
                (const struct irq_next_level_api *)dev->api;
 
        api->intr_enable(dev, irq);
}
 
static inline void irq_disable_next_level(const struct device *dev,
                                          uint32_t irq)
{
        const struct irq_next_level_api *api =
                (const struct irq_next_level_api *)dev->api;
 
        api->intr_disable(dev, irq);
}
 
static inline unsigned int irq_is_enabled_next_level(const struct device *dev)
{
        const struct irq_next_level_api *api =
                (const struct irq_next_level_api *)dev->api;
 
        return api->intr_get_state(dev);
}
 
static inline void irq_set_priority_next_level(const struct device *dev,
                                               uint32_t irq,
                                               uint32_t prio, uint32_t flags)
{
        const struct irq_next_level_api *api =
                (const struct irq_next_level_api *)dev->api;
 
        if (api->intr_set_priority)
                api->intr_set_priority(dev, irq, prio, flags);
}
 
static inline unsigned int irq_line_is_enabled_next_level(const struct device *dev,
                                                          unsigned int irq)
{
        const struct irq_next_level_api *api =
                (const struct irq_next_level_api *)dev->api;
 
        return api->intr_get_line_state(dev, irq);
}
 
#endif /* CONFIG_MULTI_LEVEL_INTERRUPTS */
#ifdef __cplusplus
}
#endif
 
#endif /* ZEPHYR_INCLUDE_IRQ_NEXTLEVEL_H_ */