82 lines
2.6 KiB
C
82 lines
2.6 KiB
C
/* Copyright (c) 2014-2015, The Linux Foundation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* * Neither the name of The Linux Foundation, Inc. nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stdlib.h>
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#include <kernel/timer.h>
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#include <kernel/thread.h>
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#include <pm_vib.h>
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#include <vibrator.h>
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#define CHECK_VIB_TIMER_FREQUENCY 50
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static struct timer vib_timer;
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static uint32_t vib_timeout;
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/* Function to turn on vibrator */
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void vib_turn_on()
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{
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pm_vib_turn_on();
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}
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/* Function to turn off vibrator */
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void vib_turn_off()
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{
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pm_vib_turn_off();
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}
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/* Function to turn off vibrator when the vib_timer is expired. */
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static enum handler_return vib_timer_func(struct timer *v_timer, time_t t, void *arg)
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{
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timer_cancel(&vib_timer);
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vib_turn_off();
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vib_timeout=1;
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return INT_RESCHEDULE;
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}
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/*
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* Function to turn on vibrator.
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* vibrate_time - the time of phone vibrate.
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*/
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void vib_timed_turn_on(const uint32_t vibrate_time)
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{
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vib_turn_on();
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vib_timeout=0;
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timer_initialize(&vib_timer);
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timer_set_oneshot(&vib_timer, vibrate_time, vib_timer_func, NULL);
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}
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/* Wait for vibrator timer expired */
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void wait_vib_timeout(void)
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{
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while (!vib_timeout) {
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/* every 50ms to check if the vibrator timer is timeout*/
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thread_sleep(CHECK_VIB_TIMER_FREQUENCY);
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}
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}
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