projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| b5c5f395 | 1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
| b19af510 | 2 | /* |
| b5c5f395 | 3 | * Copyright (C) 2017-2018 Bartosz Golaszewski <brgl@bgdev.pl> |
| 337cbeb2 | 4 | * Copyright (C) 2020 Bartosz Golaszewski <bgolaszewski@baylibre.com> |
| b19af510 BG |
5 | */ |
| 6 | ||
| b5c5f395 BG |
7 | #ifndef _LINUX_IRQ_SIM_H |
| 8 | #define _LINUX_IRQ_SIM_H | |
| 9 | ||
| 44e72c7e | 10 | #include <linux/device.h> |
| 337cbeb2 BG |
11 | #include <linux/fwnode.h> |
| 12 | #include <linux/irqdomain.h> | |
| b19af510 BG |
13 | |
| 14 | /* | |
| 15 | * Provides a framework for allocating simulated interrupts which can be | |
| 16 | * requested like normal irqs and enqueued from process context. | |
| 17 | */ | |
| 18 | ||
| 011f5837 BG |
19 | struct irq_sim_ops { |
| 20 | int (*irq_sim_irq_requested)(struct irq_domain *domain, | |
| 21 | irq_hw_number_t hwirq, void *data); | |
| 22 | void (*irq_sim_irq_released)(struct irq_domain *domain, | |
| 23 | irq_hw_number_t hwirq, void *data); | |
| 24 | }; | |
| 25 | ||
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26 | struct irq_domain *irq_domain_create_sim(struct fwnode_handle *fwnode, |
| 27 | unsigned int num_irqs); | |
| 28 | struct irq_domain *devm_irq_domain_create_sim(struct device *dev, | |
| 29 | struct fwnode_handle *fwnode, | |
| 30 | unsigned int num_irqs); | |
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31 | struct irq_domain *irq_domain_create_sim_full(struct fwnode_handle *fwnode, |
| 32 | unsigned int num_irqs, | |
| 33 | const struct irq_sim_ops *ops, | |
| 34 | void *data); | |
| 35 | struct irq_domain * | |
| 36 | devm_irq_domain_create_sim_full(struct device *dev, | |
| 37 | struct fwnode_handle *fwnode, | |
| 38 | unsigned int num_irqs, | |
| 39 | const struct irq_sim_ops *ops, | |
| 40 | void *data); | |
| 337cbeb2 | 41 | void irq_domain_remove_sim(struct irq_domain *domain); |
| b19af510 BG |
42 | |
| 43 | #endif /* _LINUX_IRQ_SIM_H */ |