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
19 struct 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
27 struct mpic_timer *mpic_request_timer(irq_handler_t fn, void *dev,
28 time64_t time);
29 void mpic_start_timer(struct mpic_timer *handle);
30 void mpic_stop_timer(struct mpic_timer *handle);
31 void mpic_get_remain_time(struct mpic_timer *handle, time64_t *time);
32 void mpic_free_timer(struct mpic_timer *handle);
33 #else
34 struct mpic_timer *mpic_request_timer(irq_handler_t fn, void *dev,
35 time64_t time) { return NULL; }
36 void mpic_start_timer(struct mpic_timer *handle) { }
37 void mpic_stop_timer(struct mpic_timer *handle) { }
38 void mpic_get_remain_time(struct mpic_timer *handle, time64_t *time) { }
39 void mpic_free_timer(struct mpic_timer *handle) { }
40 #endif
41
42 #endif
43
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