1/* SPDX-License-Identifier: GPL-2.0-or-later */ 2/* 3 * arch/powerpc/include/asm/mpic_timer.h 4 * 5 * Header file for Mpic Global Timer 6 * 7 * Copyright 2013 Freescale Semiconductor, Inc. 8 * 9 * Author: Wang Dongsheng <Dongsheng.Wang@freescale.com> 10 * Li Yang <leoli@freescale.com> 11 */ 12 13#ifndef __MPIC_TIMER__ 14#define __MPIC_TIMER__ 15 16#include <linux/interrupt.h> 17#include <linux/time.h> 18 19struct mpic_timer { 20 void *dev; 21 struct cascade_priv *cascade_handle; 22 unsigned int num; 23 unsigned int irq; 24}; 25 26#ifdef CONFIG_MPIC_TIMER 27struct mpic_timer *mpic_request_timer(irq_handler_t fn, void *dev, 28 time64_t time); 29void mpic_start_timer(struct mpic_timer *handle); 30void mpic_stop_timer(struct mpic_timer *handle); 31void mpic_get_remain_time(struct mpic_timer *handle, time64_t *time); 32void mpic_free_timer(struct mpic_timer *handle); 33#else 34struct mpic_timer *mpic_request_timer(irq_handler_t fn, void *dev, 35 time64_t time) { return NULL; } 36void mpic_start_timer(struct mpic_timer *handle) { } 37void mpic_stop_timer(struct mpic_timer *handle) { } 38void mpic_get_remain_time(struct mpic_timer *handle, time64_t *time) { } 39void mpic_free_timer(struct mpic_timer *handle) { } 40#endif 41 42#endif 43