mirror of https://gitee.com/openkylin/linux.git
47 lines
1.4 KiB
C
47 lines
1.4 KiB
C
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/*
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* arch/powerpc/include/asm/mpic_timer.h
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*
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* Header file for Mpic Global Timer
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*
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* Copyright 2013 Freescale Semiconductor, Inc.
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*
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* Author: Wang Dongsheng <Dongsheng.Wang@freescale.com>
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* Li Yang <leoli@freescale.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*/
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#ifndef __MPIC_TIMER__
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#define __MPIC_TIMER__
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#include <linux/interrupt.h>
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#include <linux/time.h>
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struct mpic_timer {
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void *dev;
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struct cascade_priv *cascade_handle;
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unsigned int num;
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unsigned int irq;
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};
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#ifdef CONFIG_MPIC_TIMER
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struct mpic_timer *mpic_request_timer(irq_handler_t fn, void *dev,
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const struct timeval *time);
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void mpic_start_timer(struct mpic_timer *handle);
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void mpic_stop_timer(struct mpic_timer *handle);
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void mpic_get_remain_time(struct mpic_timer *handle, struct timeval *time);
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void mpic_free_timer(struct mpic_timer *handle);
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#else
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struct mpic_timer *mpic_request_timer(irq_handler_t fn, void *dev,
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const struct timeval *time) { return NULL; }
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void mpic_start_timer(struct mpic_timer *handle) { }
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void mpic_stop_timer(struct mpic_timer *handle) { }
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void mpic_get_remain_time(struct mpic_timer *handle, struct timeval *time) { }
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void mpic_free_timer(struct mpic_timer *handle) { }
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#endif
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#endif
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