1 /* drivers/input/sensors/sensor-dev.c - handle all gsensor in this file
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3 * Copyright (C) 2012-2015 ROCKCHIP.
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4 * Author: luowei <lw@rock-chips.com>
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6 * This software is licensed under the terms of the GNU General Public
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7 * License version 2, as published by the Free Software Foundation, and
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8 * may be copied, distributed, and modified under those terms.
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10 * This program is distributed in the hope that it will be useful,
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11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 * GNU General Public License for more details.
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17 #include <linux/interrupt.h>
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18 #include <linux/i2c.h>
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19 #include <linux/slab.h>
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20 #include <linux/irq.h>
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21 #include <linux/miscdevice.h>
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22 #include <linux/gpio.h>
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23 #include <asm/uaccess.h>
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24 #include <asm/atomic.h>
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25 #include <linux/delay.h>
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26 #include <linux/input.h>
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27 #include <linux/workqueue.h>
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28 #include <linux/freezer.h>
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29 #include <linux/proc_fs.h>
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30 #include <linux/gpio.h>
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31 #include <linux/of_gpio.h>
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32 #include <linux/of.h>
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33 #ifdef CONFIG_HAS_EARLYSUSPEND
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34 #include <linux/earlysuspend.h>
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36 #include <linux/l3g4200d.h>
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37 #include <linux/sensor-dev.h>
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38 #include <linux/module.h>
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43 sensor-dev.c v1.1 add pressure and temperature support 2013-2-27
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44 sensor-dev.c v1.2 add akm8963 support 2013-3-10
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45 sensor-dev.c v1.3 add sensor debug support 2013-3-15
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46 sensor-dev.c v1.4 add angle calculation support between two gsensors 2013-09-01
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49 #define SENSOR_VERSION_AND_TIME "sensor-dev.c v1.4 add angle calculation support between two gsensors 2013-09-01"
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52 struct sensor_private_data *g_sensor[SENSOR_NUM_TYPES];
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53 static struct sensor_operate *sensor_ops[SENSOR_NUM_ID];
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54 static struct class *g_sensor_class[SENSOR_NUM_TYPES];
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56 static ssize_t sensor_proc_write(struct file *file, const char __user *buffer,
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57 size_t count, loff_t *data)
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63 rc = get_user(c, buffer);
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66 for(i=SENSOR_TYPE_NULL+1; i<SENSOR_NUM_TYPES; i++)
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67 atomic_set(&g_sensor[i]->flags.debug_flag, SENSOR_TYPE_NULL);
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74 printk("%s command list:close:%d,angle:%d accel:%d, compass:%d, gyro:%d, light:%d, psensor:%d, temp:%d, pressure:%d,total:%d,num=%d\n",__func__,
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76 SENSOR_TYPE_NULL, SENSOR_TYPE_ANGLE, SENSOR_TYPE_ACCEL,SENSOR_TYPE_COMPASS,SENSOR_TYPE_GYROSCOPE,SENSOR_TYPE_LIGHT,SENSOR_TYPE_PROXIMITY,
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78 SENSOR_TYPE_TEMPERATURE,SENSOR_TYPE_PRESSURE,SENSOR_NUM_TYPES,num);
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80 if((num > SENSOR_NUM_TYPES) || (num < SENSOR_TYPE_NULL))
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82 printk("%s:error! only support %d to %d\n",__func__, SENSOR_TYPE_NULL,SENSOR_NUM_TYPES);
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86 for(i=SENSOR_TYPE_NULL+1; i<SENSOR_NUM_TYPES; i++)
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89 atomic_set(&g_sensor[i]->flags.debug_flag, num);
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95 static const struct file_operations sensor_proc_fops = {
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96 .owner = THIS_MODULE,
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97 .write = sensor_proc_write,
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102 static int sensor_get_id(struct i2c_client *client, int *value)
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104 struct sensor_private_data *sensor =
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105 (struct sensor_private_data *) i2c_get_clientdata(client);
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107 char temp = sensor->ops->id_reg;
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110 if(sensor->ops->id_reg >= 0)
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114 result = sensor_rx_data(client, &temp, 1);
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123 if(*value != sensor->ops->id_data)
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125 printk("%s:id=0x%x is not 0x%x\n",__func__,*value, sensor->ops->id_data);
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129 DBG("%s:devid=0x%x\n",__func__,*value);
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135 static int sensor_initial(struct i2c_client *client)
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137 struct sensor_private_data *sensor =
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138 (struct sensor_private_data *) i2c_get_clientdata(client);
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141 //register setting according to chip datasheet
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142 result = sensor->ops->init(client);
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145 printk("%s:fail to init sensor\n",__func__);
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150 DBG("%s:ctrl_data=0x%x\n",__func__,sensor->ops->ctrl_data);
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156 static int sensor_chip_init(struct i2c_client *client)
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158 struct sensor_private_data *sensor =
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159 (struct sensor_private_data *) i2c_get_clientdata(client);
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160 struct sensor_operate *ops = sensor_ops[(int)sensor->i2c_id->driver_data];
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169 printk("%s:ops is null,sensor name is %s\n",__func__,sensor->i2c_id->name);
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174 if((sensor->type != ops->type) || ((int)sensor->i2c_id->driver_data != ops->id_i2c))
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176 printk("%s:type or id is different:type=%d,%d,id=%d,%d\n",__func__,sensor->type, ops->type, (int)sensor->i2c_id->driver_data, ops->id_i2c);
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181 if(!ops->init || !ops->active || !ops->report)
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183 printk("%s:error:some function is needed\n",__func__);
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188 result = sensor_get_id(sensor->client, &sensor->devid);//get id
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191 printk("%s:fail to read %s devid:0x%x\n",__func__, sensor->i2c_id->name, sensor->devid);
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195 printk("%s:%s:devid=0x%x,ops=0x%p\n",__func__, sensor->i2c_id->name, sensor->devid,sensor->ops);
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197 result = sensor_initial(sensor->client); //init sensor
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200 printk("%s:fail to init sensor\n",__func__);
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211 static int sensor_reset_rate(struct i2c_client *client, int rate)
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213 struct sensor_private_data *sensor =
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214 (struct sensor_private_data *) i2c_get_clientdata(client);
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217 result = sensor->ops->active(client,SENSOR_OFF,rate);
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218 sensor->ops->init(client);
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219 result = sensor->ops->active(client,SENSOR_ON,rate);
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224 static int sensor_get_data(struct i2c_client *client)
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226 struct sensor_private_data *sensor =
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227 (struct sensor_private_data *) i2c_get_clientdata(client);
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230 result = sensor->ops->report(client);
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234 /* set data_ready */
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235 atomic_set(&sensor->data_ready, 1);
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236 /*wake up data_ready work queue*/
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237 wake_up(&sensor->data_ready_wq);
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244 int sensor_get_cached_data(struct i2c_client* client, char *buffer, int length, struct sensor_axis *axis)
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246 struct sensor_private_data* sensor = (struct sensor_private_data *)i2c_get_clientdata(client);
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247 wait_event_interruptible_timeout(sensor->data_ready_wq,
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248 atomic_read(&(sensor->data_ready) ),
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249 msecs_to_jiffies(1000) );
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250 if ( 0 == atomic_read(&(sensor->data_ready) ) ) {
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251 printk("waiting 'data_ready_wq' timed out.");
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256 mutex_lock(&sensor->data_mutex);
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258 switch(sensor->type)
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260 case SENSOR_TYPE_ACCEL:
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261 *axis = sensor->axis;
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264 case SENSOR_TYPE_COMPASS:
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265 memcpy(buffer, sensor->sensor_data, length);
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269 mutex_unlock(&sensor->data_mutex);
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278 static void sensor_delaywork_func(struct work_struct *work)
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280 struct delayed_work *delaywork = container_of(work, struct delayed_work, work);
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281 struct sensor_private_data *sensor = container_of(delaywork, struct sensor_private_data, delaywork);
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282 struct i2c_client *client = sensor->client;
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284 mutex_lock(&sensor->sensor_mutex);
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285 if (sensor_get_data(client) < 0)
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286 DBG(KERN_ERR "%s: Get data failed\n",__func__);
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288 if(!sensor->pdata->irq_enable)//restart work while polling
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289 schedule_delayed_work(&sensor->delaywork, msecs_to_jiffies(sensor->pdata->poll_delay_ms));
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292 //if((sensor->ops->trig == IRQF_TRIGGER_LOW) || (sensor->ops->trig == IRQF_TRIGGER_HIGH))
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293 //enable_irq(sensor->client->irq);
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295 mutex_unlock(&sensor->sensor_mutex);
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297 DBG("%s:%s\n",__func__,sensor->i2c_id->name);
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301 * This is a threaded IRQ handler so can access I2C/SPI. Since all
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302 * interrupts are clear on read the IRQ line will be reasserted and
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303 * the physical IRQ will be handled again if another interrupt is
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304 * asserted while we run - in the normal course of events this is a
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305 * rare occurrence so we save I2C/SPI reads. We're also assuming that
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306 * it's rare to get lots of interrupts firing simultaneously so try to
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309 static irqreturn_t sensor_interrupt(int irq, void *dev_id)
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311 struct sensor_private_data *sensor = (struct sensor_private_data *)dev_id;
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314 if (sensor_get_data(sensor->client) < 0)
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315 DBG(KERN_ERR "%s: Get data failed\n",__func__);
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316 msleep(sensor->pdata->poll_delay_ms);
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319 //if((sensor->ops->trig == IRQF_TRIGGER_LOW) || (sensor->ops->trig == IRQF_TRIGGER_HIGH))
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320 //disable_irq_nosync(irq);
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321 //schedule_delayed_work(&sensor->delaywork, msecs_to_jiffies(sensor->pdata->poll_delay_ms));
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322 DBG("%s:irq=%d\n",__func__,irq);
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323 return IRQ_HANDLED;
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327 static int sensor_irq_init(struct i2c_client *client)
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329 struct sensor_private_data *sensor =
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330 (struct sensor_private_data *) i2c_get_clientdata(client);
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333 if((sensor->pdata->irq_enable)&&(sensor->pdata->irq_flags!= SENSOR_UNKNOW_DATA))
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335 //INIT_DELAYED_WORK(&sensor->delaywork, sensor_delaywork_func);
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336 if(sensor->pdata->poll_delay_ms < 0)
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337 sensor->pdata->poll_delay_ms = 30;
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338 result = gpio_request(client->irq, sensor->i2c_id->name);
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341 printk("%s:fail to request gpio :%d\n",__func__,client->irq);
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344 //gpio_pull_updown(client->irq, PullEnable);
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345 irq = gpio_to_irq(client->irq);
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346 //result = request_irq(irq, sensor_interrupt, sensor->ops->trig, sensor->ops->name, sensor);
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347 //result = request_threaded_irq(irq, NULL, sensor_interrupt, sensor->ops->trig, sensor->ops->name, sensor);
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348 result = devm_request_threaded_irq(&client->dev, irq, NULL, sensor_interrupt, sensor->pdata->irq_flags | IRQF_ONESHOT, sensor->ops->name, sensor);
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350 printk(KERN_ERR "%s:fail to request irq = %d, ret = 0x%x\n",__func__, irq, result);
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354 if((sensor->pdata->type == SENSOR_TYPE_GYROSCOPE) || (sensor->pdata->type == SENSOR_TYPE_ACCEL) || (sensor->pdata->type == SENSOR_TYPE_ANGLE))
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355 disable_irq_nosync(client->irq);//disable irq
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356 if(((sensor->pdata->type == SENSOR_TYPE_LIGHT) || (sensor->pdata->type == SENSOR_TYPE_PROXIMITY))&& (!(sensor->ops->trig & IRQF_SHARED)))
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357 disable_irq_nosync(client->irq);//disable irq
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358 if(((sensor->pdata->type == SENSOR_TYPE_TEMPERATURE) || (sensor->pdata->type == SENSOR_TYPE_PRESSURE))&& (!(sensor->ops->trig & IRQF_SHARED)))
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359 disable_irq_nosync(client->irq);//disable irq
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360 DBG("%s:use irq=%d\n",__func__,irq);
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362 else if(!sensor->pdata->irq_enable)
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364 INIT_DELAYED_WORK(&sensor->delaywork, sensor_delaywork_func);
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365 if(sensor->pdata->poll_delay_ms < 0)
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366 sensor->pdata->poll_delay_ms = 30;
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368 DBG("%s:use polling,delay=%d ms\n",__func__,sensor->pdata->poll_delay_ms);
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375 #ifdef CONFIG_HAS_EARLYSUSPEND
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376 static void sensor_suspend(struct early_suspend *h)
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378 struct sensor_private_data *sensor =
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379 container_of(h, struct sensor_private_data, early_suspend);
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381 if(sensor->ops->suspend)
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382 sensor->ops->suspend(sensor->client);
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386 static void sensor_resume(struct early_suspend *h)
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388 struct sensor_private_data *sensor =
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389 container_of(h, struct sensor_private_data, early_suspend);
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391 if(sensor->ops->resume)
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392 sensor->ops->resume(sensor->client);
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396 static int angle_dev_open(struct inode *inode, struct file *file)
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398 //struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_ACCEL];
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399 //struct i2c_client *client = sensor->client;
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408 static int angle_dev_release(struct inode *inode, struct file *file)
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410 //struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_ANGLE];
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411 //struct i2c_client *client = sensor->client;
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419 /* ioctl - I/O control */
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420 static long angle_dev_ioctl(struct file *file,
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421 unsigned int cmd, unsigned long arg)
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423 struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_ANGLE];
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424 struct i2c_client *client = sensor->client;
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425 void __user *argp = (void __user *)arg;
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426 struct sensor_axis axis = {0};
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431 case GSENSOR_IOCTL_APP_SET_RATE:
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432 if (copy_from_user(&rate, argp, sizeof(rate)))
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443 case GSENSOR_IOCTL_START:
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444 DBG("%s:GSENSOR_IOCTL_START start,status=%d\n", __func__,sensor->status_cur);
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445 mutex_lock(&sensor->operation_mutex);
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446 if(++sensor->start_count == 1)
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448 if(sensor->status_cur == SENSOR_OFF)
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450 atomic_set(&(sensor->data_ready), 0);
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451 if ( (result = sensor->ops->active(client, 1, 0) ) < 0 ) {
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452 mutex_unlock(&sensor->operation_mutex);
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453 printk("%s:fail to active sensor,ret=%d\n",__func__,result);
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456 if(sensor->pdata->irq_enable)
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458 DBG("%s:enable irq,irq=%d\n",__func__,client->irq);
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459 enable_irq(client->irq); //enable irq
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463 PREPARE_DELAYED_WORK(&sensor->delaywork, sensor_delaywork_func);
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464 schedule_delayed_work(&sensor->delaywork, msecs_to_jiffies(sensor->pdata->poll_delay_ms));
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466 sensor->status_cur = SENSOR_ON;
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469 mutex_unlock(&sensor->operation_mutex);
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470 DBG("%s:GSENSOR_IOCTL_START OK\n", __func__);
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473 case GSENSOR_IOCTL_CLOSE:
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474 DBG("%s:GSENSOR_IOCTL_CLOSE start,status=%d\n", __func__,sensor->status_cur);
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475 mutex_lock(&sensor->operation_mutex);
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476 if(--sensor->start_count == 0)
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478 if(sensor->status_cur == SENSOR_ON)
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480 atomic_set(&(sensor->data_ready), 0);
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481 if ( (result = sensor->ops->active(client, 0, 0) ) < 0 ) {
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482 mutex_unlock(&sensor->operation_mutex);
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486 if(sensor->pdata->irq_enable)
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488 DBG("%s:disable irq,irq=%d\n",__func__,client->irq);
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489 disable_irq_nosync(client->irq);//disable irq
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492 cancel_delayed_work_sync(&sensor->delaywork);
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493 sensor->status_cur = SENSOR_OFF;
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496 DBG("%s:GSENSOR_IOCTL_CLOSE OK\n", __func__);
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499 mutex_unlock(&sensor->operation_mutex);
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502 case GSENSOR_IOCTL_APP_SET_RATE:
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503 DBG("%s:GSENSOR_IOCTL_APP_SET_RATE start\n", __func__);
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504 mutex_lock(&sensor->operation_mutex);
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505 result = sensor_reset_rate(client, rate);
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507 mutex_unlock(&sensor->operation_mutex);
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511 sensor->status_cur = SENSOR_ON;
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512 mutex_unlock(&sensor->operation_mutex);
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513 DBG("%s:GSENSOR_IOCTL_APP_SET_RATE OK\n", __func__);
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516 case GSENSOR_IOCTL_GETDATA:
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517 mutex_lock(&sensor->data_mutex);
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518 memcpy(&axis, &sensor->axis, sizeof(sensor->axis)); //get data from buffer
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519 mutex_unlock(&sensor->data_mutex);
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527 case GSENSOR_IOCTL_GETDATA:
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528 if ( copy_to_user(argp, &axis, sizeof(axis) ) ) {
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529 printk("failed to copy sense data to user space.");
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533 DBG("%s:GSENSOR_IOCTL_GETDATA OK\n", __func__);
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544 static int gsensor_dev_open(struct inode *inode, struct file *file)
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546 //struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_ACCEL];
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547 //struct i2c_client *client = sensor->client;
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556 static int gsensor_dev_release(struct inode *inode, struct file *file)
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558 //struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_ACCEL];
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559 //struct i2c_client *client = sensor->client;
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567 /* ioctl - I/O control */
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568 static long gsensor_dev_ioctl(struct file *file,
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569 unsigned int cmd, unsigned long arg)
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571 struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_ACCEL];
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572 struct i2c_client *client = sensor->client;
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573 void __user *argp = (void __user *)arg;
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574 struct sensor_axis axis = {0};
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579 case GSENSOR_IOCTL_APP_SET_RATE:
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580 if (copy_from_user(&rate, argp, sizeof(rate)))
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591 case GSENSOR_IOCTL_START:
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592 DBG("%s:GSENSOR_IOCTL_START start,status=%d\n", __func__,sensor->status_cur);
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593 mutex_lock(&sensor->operation_mutex);
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594 if(++sensor->start_count == 1)
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596 if(sensor->status_cur == SENSOR_OFF)
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598 atomic_set(&(sensor->data_ready), 0);
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599 if ( (result = sensor->ops->active(client, 1, 0) ) < 0 ) {
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600 mutex_unlock(&sensor->operation_mutex);
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601 printk("%s:fail to active sensor,ret=%d\n",__func__,result);
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604 if(sensor->pdata->irq_enable)
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606 DBG("%s:enable irq,irq=%d\n",__func__,client->irq);
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607 enable_irq(client->irq); //enable irq
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611 PREPARE_DELAYED_WORK(&sensor->delaywork, sensor_delaywork_func);
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612 schedule_delayed_work(&sensor->delaywork, msecs_to_jiffies(sensor->pdata->poll_delay_ms));
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614 sensor->status_cur = SENSOR_ON;
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617 mutex_unlock(&sensor->operation_mutex);
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618 DBG("%s:GSENSOR_IOCTL_START OK\n", __func__);
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621 case GSENSOR_IOCTL_CLOSE:
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622 DBG("%s:GSENSOR_IOCTL_CLOSE start,status=%d\n", __func__,sensor->status_cur);
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623 mutex_lock(&sensor->operation_mutex);
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624 if(--sensor->start_count == 0)
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626 if(sensor->status_cur == SENSOR_ON)
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628 atomic_set(&(sensor->data_ready), 0);
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629 if ( (result = sensor->ops->active(client, 0, 0) ) < 0 ) {
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630 mutex_unlock(&sensor->operation_mutex);
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634 if(sensor->pdata->irq_enable)
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636 DBG("%s:disable irq,irq=%d\n",__func__,client->irq);
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637 disable_irq_nosync(client->irq);//disable irq
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640 cancel_delayed_work_sync(&sensor->delaywork);
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641 sensor->status_cur = SENSOR_OFF;
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644 DBG("%s:GSENSOR_IOCTL_CLOSE OK\n", __func__);
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647 mutex_unlock(&sensor->operation_mutex);
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650 case GSENSOR_IOCTL_APP_SET_RATE:
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651 DBG("%s:GSENSOR_IOCTL_APP_SET_RATE start\n", __func__);
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652 mutex_lock(&sensor->operation_mutex);
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653 result = sensor_reset_rate(client, rate);
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655 mutex_unlock(&sensor->operation_mutex);
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659 sensor->status_cur = SENSOR_ON;
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660 mutex_unlock(&sensor->operation_mutex);
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661 DBG("%s:GSENSOR_IOCTL_APP_SET_RATE OK\n", __func__);
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664 case GSENSOR_IOCTL_GETDATA:
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665 mutex_lock(&sensor->data_mutex);
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666 memcpy(&axis, &sensor->axis, sizeof(sensor->axis)); //get data from buffer
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667 mutex_unlock(&sensor->data_mutex);
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675 case GSENSOR_IOCTL_GETDATA:
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676 if ( copy_to_user(argp, &axis, sizeof(axis) ) ) {
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677 printk("failed to copy sense data to user space.");
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681 DBG("%s:GSENSOR_IOCTL_GETDATA OK\n", __func__);
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691 static ssize_t gsensor_set_orientation_online(struct class *class,
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692 struct class_attribute *attr, const char *buf, size_t count)
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695 char orientation[20];
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698 struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_ACCEL];
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699 struct sensor_platform_data *pdata = sensor->pdata;
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702 char *p = strstr(buf,"gsensor_class");
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703 int start = strcspn(p,"{");
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704 int end = strcspn(p,"}");
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706 strncpy(orientation,p+start,end-start+1);
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710 while(strncmp(tmp,"}",1)!=0)
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712 if((strncmp(tmp,",",1)==0)||(strncmp(tmp,"{",1)==0))
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718 else if(strncmp(tmp,"-",1)==0)
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720 pdata->orientation[i++]=-1;
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721 DBG("i=%d,data=%d\n",i,pdata->orientation[i]);
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726 pdata->orientation[i++]=tmp[0]-48;
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727 DBG("----i=%d,data=%d\n",i,pdata->orientation[i]);
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735 DBG("i=%d gsensor_info=%d\n",i,pdata->orientation[i]);
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740 static CLASS_ATTR(orientation, 0660, NULL, gsensor_set_orientation_online);
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742 static int gsensor_class_init(void)
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745 struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_ACCEL];
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746 g_sensor_class[SENSOR_TYPE_ACCEL] = class_create(THIS_MODULE, "gsensor_class");
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747 ret = class_create_file(g_sensor_class[SENSOR_TYPE_ACCEL], &class_attr_orientation);
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750 printk("%s:Fail to creat class\n",__func__);
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753 printk("%s:%s\n",__func__,sensor->i2c_id->name);
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759 static int compass_dev_open(struct inode *inode, struct file *file)
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761 struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_COMPASS];
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762 //struct i2c_client *client = sensor->client;
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766 flag = atomic_read(&sensor->flags.open_flag);
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769 atomic_set(&sensor->flags.open_flag, 1);
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770 wake_up(&sensor->flags.open_wq);
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773 DBG("%s\n", __func__);
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779 static int compass_dev_release(struct inode *inode, struct file *file)
\r
781 struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_COMPASS];
\r
782 //struct i2c_client *client = sensor->client;
\r
783 //void __user *argp = (void __user *)arg;
\r
786 flag = atomic_read(&sensor->flags.open_flag);
\r
789 atomic_set(&sensor->flags.open_flag, 0);
\r
790 wake_up(&sensor->flags.open_wq);
\r
793 DBG("%s\n", __func__);
\r
799 /* ioctl - I/O control */
\r
800 static long compass_dev_ioctl(struct file *file,
\r
801 unsigned int cmd, unsigned long arg)
\r
803 struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_COMPASS];
\r
804 //struct i2c_client *client = sensor->client;
\r
805 void __user *argp = (void __user *)arg;
\r
810 case ECS_IOCTL_APP_SET_MFLAG:
\r
811 case ECS_IOCTL_APP_SET_AFLAG:
\r
812 case ECS_IOCTL_APP_SET_MVFLAG:
\r
813 if (copy_from_user(&flag, argp, sizeof(flag))) {
\r
816 if (flag < 0 || flag > 1) {
\r
820 case ECS_IOCTL_APP_SET_DELAY:
\r
821 if (copy_from_user(&flag, argp, sizeof(flag))) {
\r
830 case ECS_IOCTL_APP_SET_MFLAG:
\r
831 atomic_set(&sensor->flags.m_flag, flag);
\r
832 DBG("%s:ECS_IOCTL_APP_SET_MFLAG,flag=%d\n", __func__,flag);
\r
834 case ECS_IOCTL_APP_GET_MFLAG:
\r
835 flag = atomic_read(&sensor->flags.m_flag);
\r
836 DBG("%s:ECS_IOCTL_APP_GET_MFLAG,flag=%d\n", __func__,flag);
\r
838 case ECS_IOCTL_APP_SET_AFLAG:
\r
839 atomic_set(&sensor->flags.a_flag, flag);
\r
840 DBG("%s:ECS_IOCTL_APP_SET_AFLAG,flag=%d\n", __func__,flag);
\r
842 case ECS_IOCTL_APP_GET_AFLAG:
\r
843 flag = atomic_read(&sensor->flags.a_flag);
\r
844 DBG("%s:ECS_IOCTL_APP_GET_AFLAG,flag=%d\n", __func__,flag);
\r
846 case ECS_IOCTL_APP_SET_MVFLAG:
\r
847 atomic_set(&sensor->flags.mv_flag, flag);
\r
848 DBG("%s:ECS_IOCTL_APP_SET_MVFLAG,flag=%d\n", __func__,flag);
\r
850 case ECS_IOCTL_APP_GET_MVFLAG:
\r
851 flag = atomic_read(&sensor->flags.mv_flag);
\r
852 DBG("%s:ECS_IOCTL_APP_GET_MVFLAG,flag=%d\n", __func__,flag);
\r
854 case ECS_IOCTL_APP_SET_DELAY:
\r
855 sensor->flags.delay = flag;
\r
857 case ECS_IOCTL_APP_GET_DELAY:
\r
858 flag = sensor->flags.delay;
\r
865 case ECS_IOCTL_APP_GET_MFLAG:
\r
866 case ECS_IOCTL_APP_GET_AFLAG:
\r
867 case ECS_IOCTL_APP_GET_MVFLAG:
\r
868 case ECS_IOCTL_APP_GET_DELAY:
\r
869 if (copy_to_user(argp, &flag, sizeof(flag))) {
\r
880 static int gyro_dev_open(struct inode *inode, struct file *file)
\r
882 //struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_GYROSCOPE];
\r
883 //struct i2c_client *client = sensor->client;
\r
892 static int gyro_dev_release(struct inode *inode, struct file *file)
\r
894 //struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_GYROSCOPE];
\r
895 //struct i2c_client *client = sensor->client;
\r
904 /* ioctl - I/O control */
\r
905 static long gyro_dev_ioctl(struct file *file,
\r
906 unsigned int cmd, unsigned long arg)
\r
908 struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_GYROSCOPE];
\r
909 struct i2c_client *client = sensor->client;
\r
910 void __user *argp = (void __user *)arg;
\r
914 case L3G4200D_IOCTL_GET_ENABLE:
\r
915 result = !sensor->status_cur;
\r
916 if (copy_to_user(argp, &result, sizeof(result)))
\r
918 printk("%s:failed to copy status to user space.\n",__FUNCTION__);
\r
922 DBG("%s :L3G4200D_IOCTL_GET_ENABLE,status=%d\n",__FUNCTION__,result);
\r
924 case L3G4200D_IOCTL_SET_ENABLE:
\r
925 DBG("%s :L3G4200D_IOCTL_SET_ENABLE,flag=%d\n",__FUNCTION__,*(unsigned int *)argp);
\r
926 mutex_lock(&sensor->operation_mutex);
\r
927 if(*(unsigned int *)argp)
\r
929 if(sensor->status_cur == SENSOR_OFF)
\r
931 if ( (result = sensor->ops->active(client, 1, ODR100_BW12_5) ) < 0 ) {
\r
932 mutex_unlock(&sensor->operation_mutex);
\r
933 printk("%s:fail to active sensor,ret=%d\n",__func__,result);
\r
936 if(sensor->pdata->irq_enable)
\r
938 DBG("%s:enable irq,irq=%d\n",__func__,client->irq);
\r
939 enable_irq(client->irq); //enable irq
\r
943 PREPARE_DELAYED_WORK(&sensor->delaywork, sensor_delaywork_func);
\r
944 schedule_delayed_work(&sensor->delaywork, msecs_to_jiffies(sensor->pdata->poll_delay_ms));
\r
946 sensor->status_cur = SENSOR_ON;
\r
951 if(sensor->status_cur == SENSOR_ON)
\r
953 if ( (result = sensor->ops->active(client, 0, 0) ) < 0 ) {
\r
954 mutex_unlock(&sensor->operation_mutex);
\r
958 if(sensor->pdata->irq_enable)
\r
960 DBG("%s:disable irq,irq=%d\n",__func__,client->irq);
\r
961 disable_irq_nosync(client->irq);//disable irq
\r
964 cancel_delayed_work_sync(&sensor->delaywork);
\r
965 sensor->status_cur = SENSOR_OFF;
\r
969 result = sensor->status_cur;
\r
970 if (copy_to_user(argp, &result, sizeof(result)))
\r
972 printk("%s:failed to copy sense data to user space.\n",__FUNCTION__);
\r
976 mutex_unlock(&sensor->operation_mutex);
\r
977 DBG("%s:L3G4200D_IOCTL_SET_ENABLE OK\n", __func__);
\r
979 case L3G4200D_IOCTL_SET_DELAY:
\r
980 mutex_lock(&sensor->operation_mutex);
\r
981 if (copy_from_user(&rate, argp, sizeof(rate)))
\r
983 if(sensor->status_cur == SENSOR_OFF)
\r
985 if ( (result = sensor->ops->active(client, 1, rate) ) < 0 ) {
\r
986 mutex_unlock(&sensor->operation_mutex);
\r
987 printk("%s:fail to active sensor,ret=%d\n",__func__,result);
\r
991 if(sensor->pdata->irq_enable)
\r
993 DBG("%s:enable irq,irq=%d\n",__func__,client->irq);
\r
994 enable_irq(client->irq); //enable irq
\r
998 PREPARE_DELAYED_WORK(&sensor->delaywork, sensor_delaywork_func);
\r
999 schedule_delayed_work(&sensor->delaywork, msecs_to_jiffies(sensor->pdata->poll_delay_ms));
\r
1001 sensor->status_cur = SENSOR_ON;
\r
1004 mutex_unlock(&sensor->operation_mutex);
\r
1005 DBG("%s :L3G4200D_IOCTL_SET_DELAY,rate=%d\n",__FUNCTION__,rate);
\r
1009 printk("%s:error,cmd=0x%x\n",__func__,cmd);
\r
1013 DBG("%s:line=%d,cmd=0x%x\n",__func__,__LINE__,cmd);
\r
1019 static int light_dev_open(struct inode *inode, struct file *file)
\r
1021 //struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_LIGHT];
\r
1022 //struct i2c_client *client = sensor->client;
\r
1032 static int light_dev_release(struct inode *inode, struct file *file)
\r
1034 //struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_LIGHT];
\r
1035 //struct i2c_client *client = sensor->client;
\r
1043 /* ioctl - I/O control */
\r
1044 static long light_dev_ioctl(struct file *file,
\r
1045 unsigned int cmd, unsigned long arg)
\r
1047 struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_LIGHT];
\r
1048 struct i2c_client *client = sensor->client;
\r
1049 unsigned int *argp = (unsigned int *)arg;
\r
1054 case LIGHTSENSOR_IOCTL_GET_ENABLED:
\r
1055 *argp = sensor->status_cur;
\r
1057 case LIGHTSENSOR_IOCTL_ENABLE:
\r
1058 DBG("%s:LIGHTSENSOR_IOCTL_ENABLE start\n", __func__);
\r
1059 mutex_lock(&sensor->operation_mutex);
\r
1060 if(*(unsigned int *)argp)
\r
1062 if(sensor->status_cur == SENSOR_OFF)
\r
1064 if ( (result = sensor->ops->active(client, SENSOR_ON, 0) ) < 0 ) {
\r
1065 mutex_unlock(&sensor->operation_mutex);
\r
1066 printk("%s:fail to active sensor,ret=%d\n",__func__,result);
\r
1069 if(sensor->pdata->irq_enable)
\r
1071 if(!(sensor->ops->trig & IRQF_SHARED))
\r
1073 DBG("%s:enable irq,irq=%d\n",__func__,client->irq);
\r
1074 enable_irq(client->irq); //enable irq
\r
1079 PREPARE_DELAYED_WORK(&sensor->delaywork, sensor_delaywork_func);
\r
1080 schedule_delayed_work(&sensor->delaywork, msecs_to_jiffies(sensor->pdata->poll_delay_ms));
\r
1083 sensor->status_cur = SENSOR_ON;
\r
1088 if(sensor->status_cur == SENSOR_ON)
\r
1090 if ( (result = sensor->ops->active(client, SENSOR_OFF, 0) ) < 0 ) {
\r
1091 mutex_unlock(&sensor->operation_mutex);
\r
1095 if(sensor->pdata->irq_enable)
\r
1097 if(!(sensor->ops->trig & IRQF_SHARED))
\r
1099 DBG("%s:disable irq,irq=%d\n",__func__,client->irq);
\r
1100 disable_irq_nosync(client->irq);//disable irq
\r
1104 cancel_delayed_work_sync(&sensor->delaywork);
\r
1106 sensor->status_cur = SENSOR_OFF;
\r
1109 mutex_unlock(&sensor->operation_mutex);
\r
1110 DBG("%s:LIGHTSENSOR_IOCTL_ENABLE OK\n", __func__);
\r
1122 static int proximity_dev_open(struct inode *inode, struct file *file)
\r
1124 //struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_PROXIMITY];
\r
1125 //struct i2c_client *client = sensor->client;
\r
1133 static int proximity_dev_release(struct inode *inode, struct file *file)
\r
1135 //struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_PROXIMITY];
\r
1136 //struct i2c_client *client = sensor->client;
\r
1144 /* ioctl - I/O control */
\r
1145 static long proximity_dev_ioctl(struct file *file,
\r
1146 unsigned int cmd, unsigned long arg)
\r
1148 struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_PROXIMITY];
\r
1149 struct i2c_client *client = sensor->client;
\r
1150 unsigned int *argp = (unsigned int *)arg;
\r
1154 case PSENSOR_IOCTL_GET_ENABLED:
\r
1155 *argp = sensor->status_cur;
\r
1157 case PSENSOR_IOCTL_ENABLE:
\r
1158 DBG("%s:PSENSOR_IOCTL_ENABLE start\n", __func__);
\r
1159 mutex_lock(&sensor->operation_mutex);
\r
1160 if(*(unsigned int *)argp)
\r
1162 if(sensor->status_cur == SENSOR_OFF)
\r
1164 if ( (result = sensor->ops->active(client, SENSOR_ON, 0) ) < 0 ) {
\r
1165 mutex_unlock(&sensor->operation_mutex);
\r
1166 printk("%s:fail to active sensor,ret=%d\n",__func__,result);
\r
1170 if(sensor->pdata->irq_enable)
\r
1172 if(!(sensor->ops->trig & IRQF_SHARED))
\r
1174 DBG("%s:enable irq,irq=%d\n",__func__,client->irq);
\r
1175 enable_irq(client->irq); //enable irq
\r
1180 PREPARE_DELAYED_WORK(&sensor->delaywork, sensor_delaywork_func);
\r
1181 schedule_delayed_work(&sensor->delaywork, msecs_to_jiffies(sensor->pdata->poll_delay_ms));
\r
1184 sensor->status_cur = SENSOR_ON;
\r
1189 if(sensor->status_cur == SENSOR_ON)
\r
1191 if ( (result = sensor->ops->active(client, SENSOR_OFF, 0) ) < 0 ) {
\r
1192 mutex_unlock(&sensor->operation_mutex);
\r
1195 if(sensor->pdata->irq_enable)
\r
1197 if(!(sensor->ops->trig & IRQF_SHARED))
\r
1199 DBG("%s:disable irq,irq=%d\n",__func__,client->irq);
\r
1200 disable_irq_nosync(client->irq);//disable irq
\r
1204 cancel_delayed_work_sync(&sensor->delaywork);
\r
1205 sensor->status_cur = SENSOR_OFF;
\r
1208 mutex_unlock(&sensor->operation_mutex);
\r
1209 DBG("%s:PSENSOR_IOCTL_ENABLE OK\n", __func__);
\r
1220 static int temperature_dev_open(struct inode *inode, struct file *file)
\r
1222 //struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_TEMPERATURE];
\r
1223 //struct i2c_client *client = sensor->client;
\r
1232 static int temperature_dev_release(struct inode *inode, struct file *file)
\r
1234 //struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_TEMPERATURE];
\r
1235 //struct i2c_client *client = sensor->client;
\r
1244 /* ioctl - I/O control */
\r
1245 static long temperature_dev_ioctl(struct file *file,
\r
1246 unsigned int cmd, unsigned long arg)
\r
1248 struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_TEMPERATURE];
\r
1249 struct i2c_client *client = sensor->client;
\r
1250 unsigned int *argp = (unsigned int *)arg;
\r
1255 case TEMPERATURE_IOCTL_GET_ENABLED:
\r
1256 *argp = sensor->status_cur;
\r
1258 case TEMPERATURE_IOCTL_ENABLE:
\r
1259 DBG("%s:LIGHTSENSOR_IOCTL_ENABLE start\n", __func__);
\r
1260 mutex_lock(&sensor->operation_mutex);
\r
1261 if(*(unsigned int *)argp)
\r
1263 if(sensor->status_cur == SENSOR_OFF)
\r
1265 if ( (result = sensor->ops->active(client, SENSOR_ON, 0) ) < 0 ) {
\r
1266 mutex_unlock(&sensor->operation_mutex);
\r
1267 printk("%s:fail to active sensor,ret=%d\n",__func__,result);
\r
1270 if(sensor->pdata->irq_enable)
\r
1272 if(!(sensor->ops->trig & IRQF_SHARED))
\r
1274 DBG("%s:enable irq,irq=%d\n",__func__,client->irq);
\r
1275 enable_irq(client->irq); //enable irq
\r
1280 PREPARE_DELAYED_WORK(&sensor->delaywork, sensor_delaywork_func);
\r
1281 schedule_delayed_work(&sensor->delaywork, msecs_to_jiffies(sensor->pdata->poll_delay_ms));
\r
1284 sensor->status_cur = SENSOR_ON;
\r
1289 if(sensor->status_cur == SENSOR_ON)
\r
1291 if ( (result = sensor->ops->active(client, SENSOR_OFF, 0) ) < 0 ) {
\r
1292 mutex_unlock(&sensor->operation_mutex);
\r
1296 if(sensor->pdata->irq_enable)
\r
1298 if(!(sensor->ops->trig & IRQF_SHARED))
\r
1300 DBG("%s:disable irq,irq=%d\n",__func__,client->irq);
\r
1301 disable_irq_nosync(client->irq);//disable irq
\r
1305 cancel_delayed_work_sync(&sensor->delaywork);
\r
1307 sensor->status_cur = SENSOR_OFF;
\r
1310 mutex_unlock(&sensor->operation_mutex);
\r
1311 DBG("%s:LIGHTSENSOR_IOCTL_ENABLE OK\n", __func__);
\r
1323 static int pressure_dev_open(struct inode *inode, struct file *file)
\r
1325 //struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_PRESSURE];
\r
1326 //struct i2c_client *client = sensor->client;
\r
1335 static int pressure_dev_release(struct inode *inode, struct file *file)
\r
1337 //struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_PRESSURE];
\r
1338 //struct i2c_client *client = sensor->client;
\r
1347 /* ioctl - I/O control */
\r
1348 static long pressure_dev_ioctl(struct file *file,
\r
1349 unsigned int cmd, unsigned long arg)
\r
1351 struct sensor_private_data *sensor = g_sensor[SENSOR_TYPE_PRESSURE];
\r
1352 struct i2c_client *client = sensor->client;
\r
1353 unsigned int *argp = (unsigned int *)arg;
\r
1358 case PRESSURE_IOCTL_GET_ENABLED:
\r
1359 *argp = sensor->status_cur;
\r
1361 case PRESSURE_IOCTL_ENABLE:
\r
1362 DBG("%s:LIGHTSENSOR_IOCTL_ENABLE start\n", __func__);
\r
1363 mutex_lock(&sensor->operation_mutex);
\r
1364 if(*(unsigned int *)argp)
\r
1366 if(sensor->status_cur == SENSOR_OFF)
\r
1368 if ( (result = sensor->ops->active(client, SENSOR_ON, 0) ) < 0 ) {
\r
1369 mutex_unlock(&sensor->operation_mutex);
\r
1370 printk("%s:fail to active sensor,ret=%d\n",__func__,result);
\r
1373 if(sensor->pdata->irq_enable)
\r
1375 if(!(sensor->ops->trig & IRQF_SHARED))
\r
1377 DBG("%s:enable irq,irq=%d\n",__func__,client->irq);
\r
1378 enable_irq(client->irq); //enable irq
\r
1383 PREPARE_DELAYED_WORK(&sensor->delaywork, sensor_delaywork_func);
\r
1384 schedule_delayed_work(&sensor->delaywork, msecs_to_jiffies(sensor->pdata->poll_delay_ms));
\r
1387 sensor->status_cur = SENSOR_ON;
\r
1392 if(sensor->status_cur == SENSOR_ON)
\r
1394 if ( (result = sensor->ops->active(client, SENSOR_OFF, 0) ) < 0 ) {
\r
1395 mutex_unlock(&sensor->operation_mutex);
\r
1399 if(sensor->pdata->irq_enable)
\r
1401 if(!(sensor->ops->trig & IRQF_SHARED))
\r
1403 DBG("%s:disable irq,irq=%d\n",__func__,client->irq);
\r
1404 disable_irq_nosync(client->irq);//disable irq
\r
1408 cancel_delayed_work_sync(&sensor->delaywork);
\r
1410 sensor->status_cur = SENSOR_OFF;
\r
1413 mutex_unlock(&sensor->operation_mutex);
\r
1414 DBG("%s:LIGHTSENSOR_IOCTL_ENABLE OK\n", __func__);
\r
1428 static int sensor_misc_device_register(struct sensor_private_data *sensor, int type)
\r
1434 case SENSOR_TYPE_ANGLE:
\r
1435 if(!sensor->ops->misc_dev)
\r
1437 sensor->fops.owner = THIS_MODULE;
\r
1438 sensor->fops.unlocked_ioctl = angle_dev_ioctl;
\r
1439 sensor->fops.open = angle_dev_open;
\r
1440 sensor->fops.release = angle_dev_release;
\r
1442 sensor->miscdev.minor = MISC_DYNAMIC_MINOR;
\r
1443 sensor->miscdev.name = "angle";
\r
1444 sensor->miscdev.fops = &sensor->fops;
\r
1448 memcpy(&sensor->miscdev, sensor->ops->misc_dev, sizeof(*sensor->ops->misc_dev));
\r
1454 case SENSOR_TYPE_ACCEL:
\r
1455 if(!sensor->ops->misc_dev)
\r
1457 sensor->fops.owner = THIS_MODULE;
\r
1458 sensor->fops.unlocked_ioctl = gsensor_dev_ioctl;
\r
1459 #ifdef CONFIG_COMPAT
\r
1460 sensor->fops.compat_ioctl = gsensor_dev_ioctl;
\r
1462 sensor->fops.open = gsensor_dev_open;
\r
1463 sensor->fops.release = gsensor_dev_release;
\r
1465 sensor->miscdev.minor = MISC_DYNAMIC_MINOR;
\r
1466 sensor->miscdev.name = "mma8452_daemon";
\r
1467 sensor->miscdev.fops = &sensor->fops;
\r
1471 memcpy(&sensor->miscdev, sensor->ops->misc_dev, sizeof(*sensor->ops->misc_dev));
\r
1477 case SENSOR_TYPE_COMPASS:
\r
1478 if(!sensor->ops->misc_dev)
\r
1480 sensor->fops.owner = THIS_MODULE;
\r
1481 sensor->fops.unlocked_ioctl = compass_dev_ioctl;
\r
1482 sensor->fops.open = compass_dev_open;
\r
1483 sensor->fops.release = compass_dev_release;
\r
1485 sensor->miscdev.minor = MISC_DYNAMIC_MINOR;
\r
1486 sensor->miscdev.name = "compass";
\r
1487 sensor->miscdev.fops = &sensor->fops;
\r
1491 memcpy(&sensor->miscdev, sensor->ops->misc_dev, sizeof(*sensor->ops->misc_dev));
\r
1497 case SENSOR_TYPE_GYROSCOPE:
\r
1498 if(!sensor->ops->misc_dev)
\r
1500 sensor->fops.owner = THIS_MODULE;
\r
1501 sensor->fops.unlocked_ioctl = gyro_dev_ioctl;
\r
1502 sensor->fops.open = gyro_dev_open;
\r
1503 sensor->fops.release = gyro_dev_release;
\r
1505 sensor->miscdev.minor = MISC_DYNAMIC_MINOR;
\r
1506 sensor->miscdev.name = "gyrosensor";
\r
1507 sensor->miscdev.fops = &sensor->fops;
\r
1511 memcpy(&sensor->miscdev, sensor->ops->misc_dev, sizeof(*sensor->ops->misc_dev));
\r
1517 case SENSOR_TYPE_LIGHT:
\r
1518 if(!sensor->ops->misc_dev)
\r
1520 sensor->fops.owner = THIS_MODULE;
\r
1521 sensor->fops.unlocked_ioctl = light_dev_ioctl;
\r
1522 sensor->fops.open = light_dev_open;
\r
1523 sensor->fops.release = light_dev_release;
\r
1525 sensor->miscdev.minor = MISC_DYNAMIC_MINOR;
\r
1526 sensor->miscdev.name = "lightsensor";
\r
1527 sensor->miscdev.fops = &sensor->fops;
\r
1531 memcpy(&sensor->miscdev, sensor->ops->misc_dev, sizeof(*sensor->ops->misc_dev));
\r
1536 case SENSOR_TYPE_PROXIMITY:
\r
1537 if(!sensor->ops->misc_dev)
\r
1539 sensor->fops.owner = THIS_MODULE;
\r
1540 sensor->fops.unlocked_ioctl = proximity_dev_ioctl;
\r
1541 sensor->fops.open = proximity_dev_open;
\r
1542 sensor->fops.release = proximity_dev_release;
\r
1544 sensor->miscdev.minor = MISC_DYNAMIC_MINOR;
\r
1545 sensor->miscdev.name = "psensor";
\r
1546 sensor->miscdev.fops = &sensor->fops;
\r
1550 memcpy(&sensor->miscdev, sensor->ops->misc_dev, sizeof(*sensor->ops->misc_dev));
\r
1555 case SENSOR_TYPE_TEMPERATURE:
\r
1556 if(!sensor->ops->misc_dev)
\r
1558 sensor->fops.owner = THIS_MODULE;
\r
1559 sensor->fops.unlocked_ioctl = temperature_dev_ioctl;
\r
1560 sensor->fops.open = temperature_dev_open;
\r
1561 sensor->fops.release = temperature_dev_release;
\r
1563 sensor->miscdev.minor = MISC_DYNAMIC_MINOR;
\r
1564 sensor->miscdev.name = "temperature";
\r
1565 sensor->miscdev.fops = &sensor->fops;
\r
1569 memcpy(&sensor->miscdev, sensor->ops->misc_dev, sizeof(*sensor->ops->misc_dev));
\r
1575 case SENSOR_TYPE_PRESSURE:
\r
1576 if(!sensor->ops->misc_dev)
\r
1578 sensor->fops.owner = THIS_MODULE;
\r
1579 sensor->fops.unlocked_ioctl = pressure_dev_ioctl;
\r
1580 sensor->fops.open = pressure_dev_open;
\r
1581 sensor->fops.release = pressure_dev_release;
\r
1583 sensor->miscdev.minor = MISC_DYNAMIC_MINOR;
\r
1584 sensor->miscdev.name = "pressure";
\r
1585 sensor->miscdev.fops = &sensor->fops;
\r
1589 memcpy(&sensor->miscdev, sensor->ops->misc_dev, sizeof(*sensor->ops->misc_dev));
\r
1596 printk("%s:unknow sensor type=%d\n",__func__,type);
\r
1601 sensor->miscdev.parent = &sensor->client->dev;
\r
1602 result = misc_register(&sensor->miscdev);
\r
1604 dev_err(&sensor->client->dev,
\r
1605 "fail to register misc device %s\n", sensor->miscdev.name);
\r
1609 printk("%s:miscdevice: %s\n",__func__,sensor->miscdev.name);
\r
1617 int sensor_register_slave(int type,struct i2c_client *client,
\r
1618 struct sensor_platform_data *slave_pdata,
\r
1619 struct sensor_operate *(*get_sensor_ops)(void))
\r
1622 struct sensor_operate *ops = get_sensor_ops();
\r
1623 if((ops->id_i2c >= SENSOR_NUM_ID) || (ops->id_i2c <= ID_INVALID))
\r
1625 printk("%s:%s id is error %d\n", __func__, ops->name, ops->id_i2c);
\r
1628 sensor_ops[ops->id_i2c] = ops;
\r
1629 printk("%s:%s,id=%d\n",__func__,sensor_ops[ops->id_i2c]->name, ops->id_i2c);
\r
1634 int sensor_unregister_slave(int type,struct i2c_client *client,
\r
1635 struct sensor_platform_data *slave_pdata,
\r
1636 struct sensor_operate *(*get_sensor_ops)(void))
\r
1639 struct sensor_operate *ops = get_sensor_ops();
\r
1640 if((ops->id_i2c >= SENSOR_NUM_ID) || (ops->id_i2c <= ID_INVALID))
\r
1642 printk("%s:%s id is error %d\n", __func__, ops->name, ops->id_i2c);
\r
1645 printk("%s:%s,id=%d\n",__func__,sensor_ops[ops->id_i2c]->name, ops->id_i2c);
\r
1646 sensor_ops[ops->id_i2c] = NULL;
\r
1651 int sensor_probe(struct i2c_client *client, const struct i2c_device_id *devid)
\r
1653 struct sensor_private_data *sensor =
\r
1654 (struct sensor_private_data *) i2c_get_clientdata(client);
\r
1655 struct sensor_platform_data *pdata;
\r
1656 struct device_node *np = client->dev.of_node;
\r
1657 enum of_gpio_flags rst_flags, pwr_flags;
\r
1658 unsigned long irq_flags;
\r
1662 dev_info(&client->adapter->dev, "%s: %s,%p\n", __func__, devid->name, client);
\r
1664 if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) {
\r
1669 dev_err(&client->dev, "no device tree\n");
\r
1672 pdata = devm_kzalloc(&client->dev,sizeof(*pdata), GFP_KERNEL);
\r
1677 sensor = devm_kzalloc(&client->dev,sizeof(*sensor), GFP_KERNEL);
\r
1683 of_property_read_u32(np,"type",&(pdata->type));
\r
1685 pdata->irq_pin = of_get_named_gpio_flags(np, "irq-gpio", 0,(enum of_gpio_flags *)&irq_flags);
\r
1686 pdata->reset_pin = of_get_named_gpio_flags(np, "reset-gpio",0,&rst_flags);
\r
1687 pdata->power_pin = of_get_named_gpio_flags(np, "power-gpio",0,&pwr_flags);
\r
1689 of_property_read_u32(np,"irq_enable",&(pdata->irq_enable));
\r
1690 of_property_read_u32(np,"poll_delay_ms",&(pdata->poll_delay_ms));
\r
1692 of_property_read_u32(np,"x_min",&(pdata->x_min));
\r
1693 of_property_read_u32(np,"y_min",&(pdata->y_min));
\r
1694 of_property_read_u32(np,"z_min",&(pdata->z_min));
\r
1695 of_property_read_u32(np,"factory",&(pdata->factory));
\r
1696 of_property_read_u32(np,"layout",&(pdata->layout));
\r
1698 of_property_read_u8(np,"address",&(pdata->address));
\r
1699 of_get_property(np, "project_name", pdata->project_name);
\r
1702 switch(pdata->layout)
\r
1705 pdata->orientation[0] = 1;
\r
1706 pdata->orientation[1] = 0;
\r
1707 pdata->orientation[2] = 0;
\r
1709 pdata->orientation[3] = 0;
\r
1710 pdata->orientation[4] = 1;
\r
1711 pdata->orientation[5] = 0;
\r
1713 pdata->orientation[6] = 0;
\r
1714 pdata->orientation[7] = 0;
\r
1715 pdata->orientation[8] = 1;
\r
1719 pdata->orientation[0] = 0;
\r
1720 pdata->orientation[1] = -1;
\r
1721 pdata->orientation[2] = 0;
\r
1723 pdata->orientation[3] = 1;
\r
1724 pdata->orientation[4] = 0;
\r
1725 pdata->orientation[5] = 0;
\r
1727 pdata->orientation[6] = 0;
\r
1728 pdata->orientation[7] = 0;
\r
1729 pdata->orientation[8] = 1;
\r
1733 pdata->orientation[0] = -1;
\r
1734 pdata->orientation[1] = 0;
\r
1735 pdata->orientation[2] = 0;
\r
1737 pdata->orientation[3] = 0;
\r
1738 pdata->orientation[4] = -1;
\r
1739 pdata->orientation[5] = 0;
\r
1741 pdata->orientation[6] = 0;
\r
1742 pdata->orientation[7] = 0;
\r
1743 pdata->orientation[8] = 1;
\r
1747 pdata->orientation[0] = 0;
\r
1748 pdata->orientation[1] = 1;
\r
1749 pdata->orientation[2] = 0;
\r
1751 pdata->orientation[3] = -1;
\r
1752 pdata->orientation[4] = 0;
\r
1753 pdata->orientation[5] = 0;
\r
1755 pdata->orientation[6] = 0;
\r
1756 pdata->orientation[7] = 0;
\r
1757 pdata->orientation[8] = 1;
\r
1761 pdata->orientation[0] = 1;
\r
1762 pdata->orientation[1] = 0;
\r
1763 pdata->orientation[2] = 0;
\r
1765 pdata->orientation[3] = 0;
\r
1766 pdata->orientation[4] = -1;
\r
1767 pdata->orientation[5] = 0;
\r
1769 pdata->orientation[6] = 0;
\r
1770 pdata->orientation[7] = 0;
\r
1771 pdata->orientation[8] = -1;
\r
1775 pdata->orientation[0] = 0;
\r
1776 pdata->orientation[1] = -1;
\r
1777 pdata->orientation[2] = 0;
\r
1779 pdata->orientation[3] = -1;
\r
1780 pdata->orientation[4] = 0;
\r
1781 pdata->orientation[5] = 0;
\r
1783 pdata->orientation[6] = 0;
\r
1784 pdata->orientation[7] = 0;
\r
1785 pdata->orientation[8] = -1;
\r
1789 pdata->orientation[0] = -1;
\r
1790 pdata->orientation[1] = 0;
\r
1791 pdata->orientation[2] = 0;
\r
1793 pdata->orientation[3] = 0;
\r
1794 pdata->orientation[4] = 1;
\r
1795 pdata->orientation[5] = 0;
\r
1797 pdata->orientation[6] = 0;
\r
1798 pdata->orientation[7] = 0;
\r
1799 pdata->orientation[8] = -1;
\r
1803 pdata->orientation[0] = 0;
\r
1804 pdata->orientation[1] = 1;
\r
1805 pdata->orientation[2] = 0;
\r
1807 pdata->orientation[3] = 1;
\r
1808 pdata->orientation[4] = 0;
\r
1809 pdata->orientation[5] = 0;
\r
1811 pdata->orientation[6] = 0;
\r
1812 pdata->orientation[7] = 0;
\r
1813 pdata->orientation[8] = -1;
\r
1817 pdata->orientation[0] = 1;
\r
1818 pdata->orientation[1] = 0;
\r
1819 pdata->orientation[2] = 0;
\r
1821 pdata->orientation[3] = 0;
\r
1822 pdata->orientation[4] = 1;
\r
1823 pdata->orientation[5] = 0;
\r
1825 pdata->orientation[6] = 0;
\r
1826 pdata->orientation[7] = 0;
\r
1827 pdata->orientation[8] = 1;
\r
1831 client->irq = pdata->irq_pin;
\r
1832 type = pdata->type;
\r
1833 pdata->irq_flags = irq_flags;
\r
1834 DBG("irq_flags = %lu padta->irq_flags = %lu\n",irq_flags, pdata->irq_flags);
\r
1835 DBG("type = %d \n",pdata->type);
\r
1836 DBG("irq = %d \n",pdata->irq);
\r
1837 DBG("irq_pin = %d \n",pdata->irq_pin);
\r
1838 DBG("pwer_pin = %d \n",pdata->power_pin);
\r
1839 DBG("reset_pin = %d \n",pdata->reset_pin);
\r
1840 DBG("irq_enable = %d \n",pdata->irq_enable);
\r
1842 DBG("poll_delay_ms = %d \n",pdata->poll_delay_ms);
\r
1843 DBG("x_min = %d \n",pdata->x_min);
\r
1844 DBG("y_min = %d \n",pdata->y_min);
\r
1845 DBG("z_min = %d \n",pdata->z_min);
\r
1846 DBG("factory = %d \n",pdata->factory);
\r
1847 DBG("layout = %d \n",pdata->layout);
\r
1848 DBG("address = 0x%x \n",pdata->address);
\r
1849 DBG("project_name = [%s] \n",pdata->project_name);
\r
1851 DBG(" == %d,%d ,%d \t ,%d ,%d ,%d , \t ,%d, %d, %d ,==%d\n",pdata->orientation[0],pdata->orientation[1],pdata->orientation[2]
\r
1852 ,pdata->orientation[3],pdata->orientation[4],pdata->orientation[5]
\r
1853 ,pdata->orientation[6],pdata->orientation[7],pdata->orientation[8],ARRAY_SIZE(pdata->orientation));
\r
1856 if((type >= SENSOR_NUM_TYPES) || (type <= SENSOR_TYPE_NULL))
\r
1858 dev_err(&client->adapter->dev, "sensor type is error %d\n", type);
\r
1860 goto out_no_free;
\r
1862 if(((int)devid->driver_data >= SENSOR_NUM_ID) || ((int)devid->driver_data <= ID_INVALID))
\r
1864 dev_err(&client->adapter->dev, "sensor id is error %d\n", (int)devid->driver_data);
\r
1866 goto out_no_free;
\r
1868 i2c_set_clientdata(client, sensor);
\r
1869 sensor->client = client;
\r
1870 sensor->pdata = pdata;
\r
1871 sensor->type = type;
\r
1872 sensor->i2c_id = (struct i2c_device_id *)devid;
\r
1875 memset(&(sensor->axis), 0, sizeof(struct sensor_axis) );
\r
1876 atomic_set(&(sensor->data_ready), 0);
\r
1877 init_waitqueue_head(&(sensor->data_ready_wq));
\r
1878 mutex_init(&sensor->data_mutex);
\r
1879 mutex_init(&sensor->operation_mutex);
\r
1880 mutex_init(&sensor->sensor_mutex);
\r
1881 mutex_init(&sensor->i2c_mutex);
\r
1883 /* As default, report all information */
\r
1884 atomic_set(&sensor->flags.m_flag, 1);
\r
1885 atomic_set(&sensor->flags.a_flag, 1);
\r
1886 atomic_set(&sensor->flags.mv_flag, 1);
\r
1887 atomic_set(&sensor->flags.open_flag, 0);
\r
1888 atomic_set(&sensor->flags.debug_flag, 1);
\r
1889 init_waitqueue_head(&sensor->flags.open_wq);
\r
1890 sensor->flags.delay = 100;
\r
1892 sensor->status_cur = SENSOR_OFF;
\r
1893 sensor->axis.x = 0;
\r
1894 sensor->axis.y = 0;
\r
1895 sensor->axis.z = 0;
\r
1897 result = sensor_chip_init(sensor->client);
\r
1899 goto out_free_memory;
\r
1901 sensor->input_dev = input_allocate_device();
\r
1902 if (!sensor->input_dev) {
\r
1904 dev_err(&client->dev,
\r
1905 "Failed to allocate input device %s\n", sensor->input_dev->name);
\r
1906 goto out_free_memory;
\r
1911 case SENSOR_TYPE_ANGLE:
\r
1912 sensor->input_dev->name = "angle";
\r
1913 set_bit(EV_ABS, sensor->input_dev->evbit);
\r
1914 /* x-axis acceleration */
\r
1915 input_set_abs_params(sensor->input_dev, ABS_X, sensor->ops->range[0], sensor->ops->range[1], 0, 0); //2g full scale range
\r
1916 /* y-axis acceleration */
\r
1917 input_set_abs_params(sensor->input_dev, ABS_Y, sensor->ops->range[0], sensor->ops->range[1], 0, 0); //2g full scale range
\r
1918 /* z-axis acceleration */
\r
1919 input_set_abs_params(sensor->input_dev, ABS_Z, sensor->ops->range[0], sensor->ops->range[1], 0, 0); //2g full scale range
\r
1922 case SENSOR_TYPE_ACCEL:
\r
1923 sensor->input_dev->name = "gsensor";
\r
1924 set_bit(EV_ABS, sensor->input_dev->evbit);
\r
1925 /* x-axis acceleration */
\r
1926 input_set_abs_params(sensor->input_dev, ABS_X, sensor->ops->range[0], sensor->ops->range[1], 0, 0); //2g full scale range
\r
1927 /* y-axis acceleration */
\r
1928 input_set_abs_params(sensor->input_dev, ABS_Y, sensor->ops->range[0], sensor->ops->range[1], 0, 0); //2g full scale range
\r
1929 /* z-axis acceleration */
\r
1930 input_set_abs_params(sensor->input_dev, ABS_Z, sensor->ops->range[0], sensor->ops->range[1], 0, 0); //2g full scale range
\r
1932 case SENSOR_TYPE_COMPASS:
\r
1933 sensor->input_dev->name = "compass";
\r
1934 /* Setup input device */
\r
1935 set_bit(EV_ABS, sensor->input_dev->evbit);
\r
1936 /* yaw (0, 360) */
\r
1937 input_set_abs_params(sensor->input_dev, ABS_RX, 0, 23040, 0, 0);
\r
1938 /* pitch (-180, 180) */
\r
1939 input_set_abs_params(sensor->input_dev, ABS_RY, -11520, 11520, 0, 0);
\r
1940 /* roll (-90, 90) */
\r
1941 input_set_abs_params(sensor->input_dev, ABS_RZ, -5760, 5760, 0, 0);
\r
1942 /* x-axis acceleration (720 x 8G) */
\r
1943 input_set_abs_params(sensor->input_dev, ABS_X, -5760, 5760, 0, 0);
\r
1944 /* y-axis acceleration (720 x 8G) */
\r
1945 input_set_abs_params(sensor->input_dev, ABS_Y, -5760, 5760, 0, 0);
\r
1946 /* z-axis acceleration (720 x 8G) */
\r
1947 input_set_abs_params(sensor->input_dev, ABS_Z, -5760, 5760, 0, 0);
\r
1948 /* status of magnetic sensor */
\r
1949 input_set_abs_params(sensor->input_dev, ABS_RUDDER, -32768, 3, 0, 0);
\r
1950 /* status of acceleration sensor */
\r
1951 input_set_abs_params(sensor->input_dev, ABS_WHEEL, -32768, 3, 0, 0);
\r
1952 /* x-axis of raw magnetic vector (-4096, 4095) */
\r
1953 input_set_abs_params(sensor->input_dev, ABS_HAT0X, -20480, 20479, 0, 0);
\r
1954 /* y-axis of raw magnetic vector (-4096, 4095) */
\r
1955 input_set_abs_params(sensor->input_dev, ABS_HAT0Y, -20480, 20479, 0, 0);
\r
1956 /* z-axis of raw magnetic vector (-4096, 4095) */
\r
1957 input_set_abs_params(sensor->input_dev, ABS_BRAKE, -20480, 20479, 0, 0);
\r
1959 case SENSOR_TYPE_GYROSCOPE:
\r
1960 sensor->input_dev->name = "gyro";
\r
1961 /* x-axis acceleration */
\r
1962 input_set_capability(sensor->input_dev, EV_REL, REL_RX);
\r
1963 input_set_abs_params(sensor->input_dev, ABS_RX, sensor->ops->range[0], sensor->ops->range[1], 0, 0);
\r
1964 /* y-axis acceleration */
\r
1965 input_set_capability(sensor->input_dev, EV_REL, REL_RY);
\r
1966 input_set_abs_params(sensor->input_dev, ABS_RY, sensor->ops->range[0], sensor->ops->range[1], 0, 0);
\r
1967 /* z-axis acceleration */
\r
1968 input_set_capability(sensor->input_dev, EV_REL, REL_RZ);
\r
1969 input_set_abs_params(sensor->input_dev, ABS_RZ, sensor->ops->range[0], sensor->ops->range[1], 0, 0);
\r
1971 case SENSOR_TYPE_LIGHT:
\r
1972 sensor->input_dev->name = "lightsensor-level";
\r
1973 set_bit(EV_ABS, sensor->input_dev->evbit);
\r
1974 input_set_abs_params(sensor->input_dev, ABS_MISC, sensor->ops->range[0], sensor->ops->range[1], 0, 0);
\r
1975 input_set_abs_params(sensor->input_dev, ABS_TOOL_WIDTH , sensor->ops->brightness[0],sensor->ops->brightness[1], 0, 0);
\r
1977 case SENSOR_TYPE_PROXIMITY:
\r
1978 sensor->input_dev->name = "proximity";
\r
1979 set_bit(EV_ABS, sensor->input_dev->evbit);
\r
1980 input_set_abs_params(sensor->input_dev, ABS_DISTANCE, sensor->ops->range[0], sensor->ops->range[1], 0, 0);
\r
1982 case SENSOR_TYPE_TEMPERATURE:
\r
1983 sensor->input_dev->name = "temperature";
\r
1984 set_bit(EV_ABS, sensor->input_dev->evbit);
\r
1985 input_set_abs_params(sensor->input_dev, ABS_THROTTLE, sensor->ops->range[0], sensor->ops->range[1], 0, 0);
\r
1987 case SENSOR_TYPE_PRESSURE:
\r
1988 sensor->input_dev->name = "pressure";
\r
1989 set_bit(EV_ABS, sensor->input_dev->evbit);
\r
1990 input_set_abs_params(sensor->input_dev, ABS_PRESSURE, sensor->ops->range[0], sensor->ops->range[1], 0, 0);
\r
1993 printk("%s:unknow sensor type=%d\n",__func__,type);
\r
1997 sensor->input_dev->dev.parent = &client->dev;
\r
1999 result = input_register_device(sensor->input_dev);
\r
2001 dev_err(&client->dev,
\r
2002 "Unable to register input device %s\n", sensor->input_dev->name);
\r
2003 goto out_input_register_device_failed;
\r
2006 result = sensor_irq_init(sensor->client);
\r
2008 dev_err(&client->dev,
\r
2009 "fail to init sensor irq,ret=%d\n",result);
\r
2010 goto out_input_register_device_failed;
\r
2014 sensor->miscdev.parent = &client->dev;
\r
2015 result = sensor_misc_device_register(sensor, type);
\r
2017 dev_err(&client->dev,
\r
2018 "fail to register misc device %s\n", sensor->miscdev.name);
\r
2019 goto out_misc_device_register_device_failed;
\r
2022 g_sensor[type] = sensor;
\r
2024 if((type == SENSOR_TYPE_ACCEL) && (sensor->pdata->factory)) //only support setting gsensor orientation online now
\r
2026 result = gsensor_class_init();
\r
2028 dev_err(&client->dev,
\r
2029 "fail to register misc device %s\n", sensor->i2c_id->name);
\r
2030 goto out_misc_device_register_device_failed;
\r
2034 #ifdef CONFIG_HAS_EARLYSUSPEND
\r
2035 if((sensor->ops->suspend) && (sensor->ops->resume))
\r
2037 sensor->early_suspend.suspend = sensor_suspend;
\r
2038 sensor->early_suspend.resume = sensor_resume;
\r
2039 sensor->early_suspend.level = 0x02;
\r
2040 register_early_suspend(&sensor->early_suspend);
\r
2044 printk("%s:initialized ok,sensor name:%s,type:%d,id=%d\n\n",__func__,sensor->ops->name,type,(int)sensor->i2c_id->driver_data);
\r
2048 out_misc_device_register_device_failed:
\r
2049 input_unregister_device(sensor->input_dev);
\r
2050 out_input_register_device_failed:
\r
2051 input_free_device(sensor->input_dev);
\r
2055 dev_err(&client->adapter->dev, "%s failed %d\n\n", __func__, result);
\r
2060 static void sensor_shut_down(struct i2c_client *client)
\r
2062 #ifdef CONFIG_HAS_EARLYSUSPEND
\r
2063 struct sensor_private_data *sensor =
\r
2064 (struct sensor_private_data *) i2c_get_clientdata(client);
\r
2065 if((sensor->ops->suspend) && (sensor->ops->resume))
\r
2066 unregister_early_suspend(&sensor->early_suspend);
\r
2067 DBG("%s:%s\n",__func__,sensor->i2c_id->name);
\r
2071 static int sensor_remove(struct i2c_client *client)
\r
2073 struct sensor_private_data *sensor =
\r
2074 (struct sensor_private_data *) i2c_get_clientdata(client);
\r
2077 cancel_delayed_work_sync(&sensor->delaywork);
\r
2078 misc_deregister(&sensor->miscdev);
\r
2079 input_unregister_device(sensor->input_dev);
\r
2080 input_free_device(sensor->input_dev);
\r
2082 #ifdef CONFIG_HAS_EARLYSUSPEND
\r
2083 if((sensor->ops->suspend) && (sensor->ops->resume))
\r
2084 unregister_early_suspend(&sensor->early_suspend);
\r
2089 static const struct i2c_device_id sensor_id[] = {
\r
2091 {"angle_kxtik", ANGLE_ID_KXTIK},
\r
2092 {"angle_lis3dh", ANGLE_ID_LIS3DH},
\r
2094 {"gsensor", ACCEL_ID_ALL},
\r
2095 {"gs_mma8452", ACCEL_ID_MMA845X},
\r
2096 {"gs_kxtik", ACCEL_ID_KXTIK},
\r
2097 {"gs_kxtj9", ACCEL_ID_KXTJ9},
\r
2098 {"gs_lis3dh", ACCEL_ID_LIS3DH},
\r
2099 {"gs_mma7660", ACCEL_ID_MMA7660},
\r
2100 {"gs_mxc6225", ACCEL_ID_MXC6225},
\r
2101 {"gs_dmard10", ACCEL_ID_DMARD10},
\r
2102 {"gs_lsm303d", ACCEL_ID_LSM303D},
\r
2103 {"gs_mc3230",ACCEL_ID_MC3230},
\r
2104 {"mpu6880_acc",ACCEL_ID_MPU6880},
\r
2105 {"mpu6500_acc",ACCEL_ID_MPU6500},
\r
2107 {"compass", COMPASS_ID_ALL},
\r
2108 {"ak8975", COMPASS_ID_AK8975},
\r
2109 {"ak8963", COMPASS_ID_AK8963},
\r
2110 {"ak09911", COMPASS_ID_AK09911},
\r
2111 {"mmc314x", COMPASS_ID_MMC314X},
\r
2113 {"gyro", GYRO_ID_ALL},
\r
2114 {"l3g4200d_gyro", GYRO_ID_L3G4200D},
\r
2115 {"l3g20d_gyro", GYRO_ID_L3G20D},
\r
2116 {"ewtsa_gyro", GYRO_ID_EWTSA},
\r
2117 {"k3g", GYRO_ID_K3G},
\r
2118 {"mpu6880_gyro",GYRO_ID_MPU6880},
\r
2120 {"lightsensor", LIGHT_ID_ALL},
\r
2121 {"light_cm3217", LIGHT_ID_CM3217},
\r
2122 {"light_cm3218", LIGHT_ID_CM3218},
\r
2123 {"light_cm3232", LIGHT_ID_CM3232},
\r
2124 {"light_al3006", LIGHT_ID_AL3006},
\r
2125 {"ls_stk3171", LIGHT_ID_STK3171},
\r
2126 {"ls_isl29023", LIGHT_ID_ISL29023},
\r
2127 {"ls_ap321xx", LIGHT_ID_AP321XX},
\r
2128 {"ls_photoresistor", LIGHT_ID_PHOTORESISTOR},
\r
2129 {"ls_us5152", LIGHT_ID_US5152},
\r
2130 /*proximity sensor*/
\r
2131 {"psensor", PROXIMITY_ID_ALL},
\r
2132 {"proximity_al3006", PROXIMITY_ID_AL3006},
\r
2133 {"ps_stk3171", PROXIMITY_ID_STK3171},
\r
2134 {"ps_ap321xx", PROXIMITY_ID_AP321XX},
\r
2137 {"temperature", TEMPERATURE_ID_ALL},
\r
2138 {"tmp_ms5607", TEMPERATURE_ID_MS5607},
\r
2141 {"pressure", PRESSURE_ID_ALL},
\r
2142 {"pr_ms5607", PRESSURE_ID_MS5607},
\r
2147 static struct of_device_id sensor_dt_ids[] = {
\r
2149 { .compatible = "gs_mma8452" },
\r
2150 { .compatible = "gs_lis3dh" },
\r
2151 { .compatible = "gs_lsm303d" },
\r
2152 { .compatible = "gs_mma7660" },
\r
2153 { .compatible = "gs_mxc6225" },
\r
2154 { .compatible = "gs_mc3230" },
\r
2157 { .compatible = "ak8975" },
\r
2158 { .compatible = "ak8963" },
\r
2159 { .compatible = "ak09911" },
\r
2160 { .compatible = "mmc314x" },
\r
2163 { .compatible = "l3g4200d_gyro" },
\r
2164 { .compatible = "l3g20d_gyro" },
\r
2165 { .compatible = "ewtsa_gyro" },
\r
2166 { .compatible = "k3g" },
\r
2170 { .compatible = "light_cm3217" },
\r
2171 { .compatible = "light_cm3232" },
\r
2172 { .compatible = "light_al3006" },
\r
2173 { .compatible = "ls_stk3171" },
\r
2174 { .compatible = "ls_ap321xx" },
\r
2176 { .compatible = "ls_photoresistor" },
\r
2177 { .compatible = "ls_us5152" },
\r
2179 /*temperature sensor*/
\r
2180 { .compatible = "tmp_ms5607" },
\r
2182 /*pressure sensor*/
\r
2183 { .compatible = "pr_ms5607" },
\r
2186 { .compatible = "hall_och165t" },
\r
2191 static struct i2c_driver sensor_driver = {
\r
2192 .probe = sensor_probe,
\r
2193 .remove = sensor_remove,
\r
2194 .shutdown = sensor_shut_down,
\r
2195 .id_table = sensor_id,
\r
2197 .owner = THIS_MODULE,
\r
2198 .name = "sensors",
\r
2199 .of_match_table = of_match_ptr(sensor_dt_ids),
\r
2203 static int __init sensor_init(void)
\r
2205 int res = i2c_add_driver(&sensor_driver);
\r
2206 struct proc_dir_entry *sensor_proc_entry;
\r
2207 pr_info("%s: Probe name %s\n", __func__, sensor_driver.driver.name);
\r
2209 pr_err("%s failed\n", __func__);
\r
2211 sensor_proc_entry = proc_create("driver/sensor_dbg", 0660, NULL, &sensor_proc_fops);
\r
2212 printk("%s\n", SENSOR_VERSION_AND_TIME);
\r
2216 static void __exit sensor_exit(void)
\r
2218 pr_info("%s\n", __func__);
\r
2219 i2c_del_driver(&sensor_driver);
\r
2222 late_initcall(sensor_init);
\r
2223 module_exit(sensor_exit);
\r
2225 MODULE_AUTHOR("ROCKCHIP Corporation:lw@rock-chips.com");
\r
2226 MODULE_DESCRIPTION("User space character device interface for sensors");
\r
2227 MODULE_LICENSE("GPL");
\r