// SPDX-License-Identifier: GPL-2.0 /* * Driver for the Microchip LAN966x outbound interrupt controller * * Copyright (c) 2024 Technology Inc. and its subsidiaries. * * Authors: * Horatiu Vultur <[email protected]> * Clément Léger <[email protected]> * Herve Codina <[email protected]> */ #include <linux/interrupt.h> #include <linux/irqchip/chained_irq.h> #include <linux/irqchip.h> #include <linux/irq.h> #include <linux/mod_devicetable.h> #include <linux/module.h> #include <linux/platform_device.h> #include <linux/slab.h> struct lan966x_oic_chip_regs { … }; struct lan966x_oic_data { … }; #define LAN966X_OIC_NR_IRQ … /* Interrupt sticky status */ #define LAN966X_OIC_INTR_STICKY … #define LAN966X_OIC_INTR_STICKY1 … #define LAN966X_OIC_INTR_STICKY2 … /* Interrupt enable */ #define LAN966X_OIC_INTR_ENA … #define LAN966X_OIC_INTR_ENA1 … #define LAN966X_OIC_INTR_ENA2 … /* Atomic clear of interrupt enable */ #define LAN966X_OIC_INTR_ENA_CLR … #define LAN966X_OIC_INTR_ENA_CLR1 … #define LAN966X_OIC_INTR_ENA_CLR2 … /* Atomic set of interrupt */ #define LAN966X_OIC_INTR_ENA_SET … #define LAN966X_OIC_INTR_ENA_SET1 … #define LAN966X_OIC_INTR_ENA_SET2 … /* Mapping of source to destination interrupts (_n = 0..8) */ #define LAN966X_OIC_DST_INTR_MAP(_n) … #define LAN966X_OIC_DST_INTR_MAP1(_n) … #define LAN966X_OIC_DST_INTR_MAP2(_n) … /* Currently active interrupt sources per destination (_n = 0..8) */ #define LAN966X_OIC_DST_INTR_IDENT(_n) … #define LAN966X_OIC_DST_INTR_IDENT1(_n) … #define LAN966X_OIC_DST_INTR_IDENT2(_n) … static unsigned int lan966x_oic_irq_startup(struct irq_data *data) { … } static void lan966x_oic_irq_shutdown(struct irq_data *data) { … } static int lan966x_oic_irq_set_type(struct irq_data *data, unsigned int flow_type) { … } static void lan966x_oic_irq_handler_domain(struct irq_domain *d, u32 first_irq) { … } static void lan966x_oic_irq_handler(struct irq_desc *desc) { … } static struct lan966x_oic_chip_regs lan966x_oic_chip_regs[3] = …; static int lan966x_oic_chip_init(struct irq_chip_generic *gc) { … } static void lan966x_oic_chip_exit(struct irq_chip_generic *gc) { … } static int lan966x_oic_domain_init(struct irq_domain *d) { … } static void lan966x_oic_domain_exit(struct irq_domain *d) { … } static int lan966x_oic_probe(struct platform_device *pdev) { … } static const struct of_device_id lan966x_oic_of_match[] = …; MODULE_DEVICE_TABLE(of, lan966x_oic_of_match); static struct platform_driver lan966x_oic_driver = …; module_platform_driver(…) …; MODULE_AUTHOR(…) …; MODULE_DESCRIPTION(…) …; MODULE_LICENSE(…) …;
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