src/ta/ta-handler.c

   1 /*
   2  * deviced
   3  *
   4  * Copyright (c) 2012 - 2013 Samsung Electronics Co., Ltd.
   5  *
   6  * Licensed under the Apache License, Version 2.0 (the License);
   7  * you may not use this file except in compliance with the License.
   8  * You may obtain a copy of the License at
   9  *
  10  *     http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  */
  18
  19
  20 #include <vconf.h>
  21 #include <device-node.h>
  22
  23 #include "core/log.h"
  24 #include "core/data.h"
  25 #include "core/devices.h"
  26 #include "display/poll.h"
  27 #include "core/common.h"
  28
  29 #define RETRY   3
  30
  31 enum ta_connect_status{
  32         TA_OFFLINE = 0,
  33         TA_ONLINE = 1,
  34 };
  35
  36 static int __check_insuspend_charging(void)
  37 {
  38         int val, ret;
  39
  40         ret = device_get_property(DEVICE_TYPE_POWER, PROP_POWER_INSUSPEND_CHARGING_SUPPORT, &val);
  41         if (ret != 0)
  42                 val = 0;
  43         if (val == 0)
  44                 ret = pm_lock_internal(INTERNAL_LOCK_TA, LCD_OFF, STAY_CUR_STATE, 0);
  45         else
  46                 ret = 0;
  47         return ret;
  48 }
  49
  50 static void ta_init(void *data)
  51 {
  52         int val, i = 0;
  53         int ret;
  54
  55         if (device_get_property(DEVICE_TYPE_EXTCON, PROP_EXTCON_TA_ONLINE, &val) != 0)
  56                 val = -EINVAL;
  57
  58         if (val == TA_ONLINE) {
  59                 vconf_set_int(VCONFKEY_SYSMAN_CHARGER_STATUS,
  60                                 VCONFKEY_SYSMAN_CHARGER_CONNECTED);
  61                 while (i < RETRY
  62                            && __check_insuspend_charging() == -1) {
  63                         i++;
  64                         sleep(1);
  65                 }
  66         } else if (val == TA_OFFLINE) {
  67                 vconf_set_int(VCONFKEY_SYSMAN_CHARGER_STATUS,
  68                                 VCONFKEY_SYSMAN_CHARGER_DISCONNECTED);
  69         }
  70 }
  71
  72 static const struct device_ops ta_device_ops = {
  73         .priority = DEVICE_PRIORITY_NORMAL,
  74         .name     = "ta",
  75         .init     = ta_init,
  76 };
  77
  78 DEVICE_OPS_REGISTER(&ta_device_ops)