include/linux/sti/abc_common.h

   1 /* abc_common.h
   2  *
   3  * Abnormal Behavior Catcher Common Driver
   4  *
   5  * Copyright (C) 2017 Samsung Electronics
   6  *
   7  * Hyeokseon Yu <hyeokseon.yu@samsung.com>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  */
  20
  21 #ifndef SEC_ABC_H
  22 #define SEC_ABC_H
  23
  24 #include <linux/kernel.h>
  25 #include <linux/module.h>
  26 #include <linux/sec_sysfs.h>
  27 #include <linux/device.h>
  28 #include <linux/platform_device.h>
  29 #include <linux/of.h>
  30 #include <linux/of_device.h>
  31 #include <linux/err.h>
  32 #include <linux/kthread.h>
  33 #include <linux/delay.h>
  34 #include <linux/io.h>
  35 #include <linux/slab.h>
  36 #include <linux/suspend.h>
  37 #include <linux/workqueue.h>
  38 #include <linux/rtc.h>
  39
  40 #define ABC_UEVENT_MAX          20
  41 #define ABC_BUFFER_MAX          256
  42 #define ABC_LOG_STR_LEN         50
  43 #define ABC_LOG_MAX             80
  44
  45 #define ABC_WAIT_ENABLE_TIMEOUT 10000
  46
  47 enum {
  48         ABC_DISABLED,
  49         /* TYPE1 : ABC Driver - ABC Daemon is not used. ABC Driver manage ABC Error */
  50         ABC_TYPE1_ENABLED,
  51         /* TYPE2 : Common Driver - ABC Daemon is used. ABC Daemon manage ABC Error. Common Driver send uevent bypass */
  52         ABC_TYPE2_ENABLED,
  53 };
  54
  55 enum {
  56         ABC_EVENT_I2C = 1,
  57         ABC_EVENT_UNDERRUN,
  58         ABC_EVENT_GPU_FAULT,
  59 };
  60
  61 struct abc_fault_info {
  62         unsigned long cur_time;
  63         int cur_cnt;
  64 };
  65
  66 struct abc_buffer {
  67         int size;
  68         int rear;
  69         int front;
  70
  71         struct abc_fault_info *abc_element;
  72 };
  73
  74 struct abc_qdata {
  75         const char *desc;
  76         int queue_size;
  77         int threshold_cnt;
  78         int threshold_time;
  79         int fail_cnt;
  80
  81         struct abc_buffer buffer;
  82 };
  83
  84 struct abc_platform_data {
  85         struct abc_qdata *gpu_items;
  86         struct abc_qdata *aicl_items;
  87
  88         unsigned int nItem;
  89         unsigned int nGpu;
  90         unsigned int nAicl;
  91 };
  92
  93 struct abc_log_entry {
  94         struct list_head node;
  95         char abc_log_str[ABC_LOG_STR_LEN];
  96 };
  97
  98 struct abc_info {
  99         struct device *dev;
 100         struct workqueue_struct *workqueue;
 101         struct work_struct work;
 102         struct list_head log_list;
 103         struct completion enable_done;
 104         int log_list_cnt;
 105         char abc_str[ABC_BUFFER_MAX];
 106         struct abc_platform_data *pdata;
 107         struct mutex log_mutex;
 108 };
 109
 110 extern void sec_abc_send_event(char *str);
 111 extern int sec_abc_get_enabled(void);
 112 extern int sec_abc_wait_enabled(void);
 113 #endif