c_wufeng | 4b41f27 | 2016-01-28 10:46:24 +0800 | [diff] [blame] | 1 | /* Copyright (c) 2014-2016, The Linux Foundation. All rights reserved. |
Matthew Qin | eded223 | 2014-02-20 18:30:31 +0800 | [diff] [blame] | 2 | * |
| 3 | * Redistribution and use in source and binary forms, with or without |
| 4 | * modification, are permitted provided that the following conditions are |
| 5 | * met: |
| 6 | * * Redistributions of source code must retain the above copyright |
| 7 | * notice, this list of conditions and the following disclaimer. |
| 8 | * * Redistributions in binary form must reproduce the above |
| 9 | * copyright notice, this list of conditions and the following |
| 10 | * disclaimer in the documentation and/or other materials provided |
| 11 | * with the distribution. |
| 12 | * * Neither the name of The Linux Foundation, Inc. nor the names of its |
| 13 | * contributors may be used to endorse or promote products derived |
| 14 | * from this software without specific prior written permission. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| 17 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 18 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| 19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| 20 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| 23 | * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 24 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| 25 | * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| 26 | * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | */ |
| 28 | |
Matthew Qin | eded223 | 2014-02-20 18:30:31 +0800 | [diff] [blame] | 29 | #include <stdlib.h> |
| 30 | #include <kernel/timer.h> |
Matthew Qin | dbcfddd | 2015-06-10 21:27:43 +0800 | [diff] [blame] | 31 | #include <kernel/thread.h> |
Matthew Qin | eded223 | 2014-02-20 18:30:31 +0800 | [diff] [blame] | 32 | #include <pm_vib.h> |
Matthew Qin | dbcfddd | 2015-06-10 21:27:43 +0800 | [diff] [blame] | 33 | #include <vibrator.h> |
Matthew Qin | eded223 | 2014-02-20 18:30:31 +0800 | [diff] [blame] | 34 | |
| 35 | #define CHECK_VIB_TIMER_FREQUENCY 50 |
| 36 | |
c_wufeng | e4c1255 | 2015-12-15 15:38:55 +0800 | [diff] [blame] | 37 | /* |
| 38 | * USE_VIB_THREAD is a micro that use a thread to turn off the vibrator, |
| 39 | * USE_VIB_THREAD should be define when use ldo to turn on/off vibrator. |
| 40 | * Note: define USE_VIB_THREAD will reduce the accuracy of vib time. |
| 41 | */ |
| 42 | #if !USE_VIB_THREAD |
Matthew Qin | eded223 | 2014-02-20 18:30:31 +0800 | [diff] [blame] | 43 | static struct timer vib_timer; |
c_wufeng | e4c1255 | 2015-12-15 15:38:55 +0800 | [diff] [blame] | 44 | #else |
| 45 | static uint32_t vib_time; |
| 46 | #endif |
| 47 | static uint32_t vib_timeout = 1; |
Matthew Qin | eded223 | 2014-02-20 18:30:31 +0800 | [diff] [blame] | 48 | |
| 49 | /* Function to turn on vibrator */ |
| 50 | void vib_turn_on() |
| 51 | { |
| 52 | pm_vib_turn_on(); |
| 53 | } |
| 54 | |
| 55 | /* Function to turn off vibrator */ |
| 56 | void vib_turn_off() |
| 57 | { |
| 58 | pm_vib_turn_off(); |
| 59 | } |
| 60 | |
c_wufeng | e4c1255 | 2015-12-15 15:38:55 +0800 | [diff] [blame] | 61 | #if !USE_VIB_THREAD |
Matthew Qin | eded223 | 2014-02-20 18:30:31 +0800 | [diff] [blame] | 62 | /* Function to turn off vibrator when the vib_timer is expired. */ |
Matthew Qin | dbcfddd | 2015-06-10 21:27:43 +0800 | [diff] [blame] | 63 | static enum handler_return vib_timer_func(struct timer *v_timer, time_t t, void *arg) |
Matthew Qin | eded223 | 2014-02-20 18:30:31 +0800 | [diff] [blame] | 64 | { |
| 65 | timer_cancel(&vib_timer); |
c_wufeng | 4b41f27 | 2016-01-28 10:46:24 +0800 | [diff] [blame] | 66 | if(!vib_timeout){ |
| 67 | vib_turn_off(); |
| 68 | vib_timeout = 1; |
| 69 | } |
Matthew Qin | eded223 | 2014-02-20 18:30:31 +0800 | [diff] [blame] | 70 | |
| 71 | return INT_RESCHEDULE; |
| 72 | } |
c_wufeng | e4c1255 | 2015-12-15 15:38:55 +0800 | [diff] [blame] | 73 | #else |
| 74 | int vibrator_thread(void *arg) |
| 75 | { |
| 76 | while((--vib_time)){ |
| 77 | thread_sleep(CHECK_VIB_TIMER_FREQUENCY); |
| 78 | } |
c_wufeng | 4b41f27 | 2016-01-28 10:46:24 +0800 | [diff] [blame] | 79 | if(!vib_timeout){ |
| 80 | vib_turn_off(); |
| 81 | vib_timeout = 1; |
| 82 | } |
c_wufeng | e4c1255 | 2015-12-15 15:38:55 +0800 | [diff] [blame] | 83 | return 0; |
| 84 | } |
| 85 | #endif |
Matthew Qin | eded223 | 2014-02-20 18:30:31 +0800 | [diff] [blame] | 86 | |
| 87 | /* |
| 88 | * Function to turn on vibrator. |
| 89 | * vibrate_time - the time of phone vibrate. |
| 90 | */ |
| 91 | void vib_timed_turn_on(const uint32_t vibrate_time) |
| 92 | { |
c_wufeng | e4c1255 | 2015-12-15 15:38:55 +0800 | [diff] [blame] | 93 | if(!vib_timeout){ |
| 94 | dprintf(CRITICAL,"vibrator already turn on\n"); |
| 95 | return; |
| 96 | } |
Matthew Qin | eded223 | 2014-02-20 18:30:31 +0800 | [diff] [blame] | 97 | vib_turn_on(); |
c_wufeng | e4c1255 | 2015-12-15 15:38:55 +0800 | [diff] [blame] | 98 | vib_timeout = 0; |
| 99 | #if !USE_VIB_THREAD |
Matthew Qin | eded223 | 2014-02-20 18:30:31 +0800 | [diff] [blame] | 100 | timer_initialize(&vib_timer); |
| 101 | timer_set_oneshot(&vib_timer, vibrate_time, vib_timer_func, NULL); |
c_wufeng | e4c1255 | 2015-12-15 15:38:55 +0800 | [diff] [blame] | 102 | #else |
| 103 | vib_time = (vibrate_time/CHECK_VIB_TIMER_FREQUENCY)+1; |
| 104 | thread_resume(thread_create("vibrator_thread", &vibrator_thread, |
| 105 | NULL, DEFAULT_PRIORITY, DEFAULT_STACK_SIZE)); |
| 106 | #endif |
Matthew Qin | eded223 | 2014-02-20 18:30:31 +0800 | [diff] [blame] | 107 | } |
| 108 | |
| 109 | /* Wait for vibrator timer expired */ |
| 110 | void wait_vib_timeout(void) |
| 111 | { |
| 112 | while (!vib_timeout) { |
| 113 | /* every 50ms to check if the vibrator timer is timeout*/ |
| 114 | thread_sleep(CHECK_VIB_TIMER_FREQUENCY); |
| 115 | } |
| 116 | } |
c_wufeng | 4b41f27 | 2016-01-28 10:46:24 +0800 | [diff] [blame] | 117 | |
| 118 | void turn_off_vib_early(void) |
| 119 | { |
| 120 | if(vib_timeout) { |
| 121 | return; |
| 122 | } |
| 123 | vib_turn_off(); |
| 124 | vib_timeout = 1; |
| 125 | } |