Blame view

kernel/linux-rt-4.4.41/drivers/iio/gyro/st_gyro.h 1.42 KB
5113f6f70   김현기   kernel add
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
  /*
   * STMicroelectronics gyroscopes driver
   *
   * Copyright 2012-2013 STMicroelectronics Inc.
   *
   * Denis Ciocca <denis.ciocca@st.com>
   * v. 1.0.0
   * Licensed under the GPL-2.
   */
  
  #ifndef ST_GYRO_H
  #define ST_GYRO_H
  
  #include <linux/types.h>
  #include <linux/iio/common/st_sensors.h>
  
  #define L3G4200D_GYRO_DEV_NAME		"l3g4200d"
  #define LSM330D_GYRO_DEV_NAME		"lsm330d_gyro"
  #define LSM330DL_GYRO_DEV_NAME		"lsm330dl_gyro"
  #define LSM330DLC_GYRO_DEV_NAME		"lsm330dlc_gyro"
  #define L3GD20_GYRO_DEV_NAME		"l3gd20"
  #define L3G4IS_GYRO_DEV_NAME		"l3g4is_ui"
  #define LSM330_GYRO_DEV_NAME		"lsm330_gyro"
  
  /**
   * struct st_sensors_platform_data - gyro platform data
   * @drdy_int_pin: DRDY on gyros is available only on INT2 pin.
   */
  static const struct st_sensors_platform_data gyro_pdata = {
  	.drdy_int_pin = 2,
  };
  
  int st_gyro_common_probe(struct iio_dev *indio_dev);
  void st_gyro_common_remove(struct iio_dev *indio_dev);
  
  #ifdef CONFIG_IIO_BUFFER
  int st_gyro_allocate_ring(struct iio_dev *indio_dev);
  void st_gyro_deallocate_ring(struct iio_dev *indio_dev);
  int st_gyro_trig_set_state(struct iio_trigger *trig, bool state);
  #define ST_GYRO_TRIGGER_SET_STATE (&st_gyro_trig_set_state)
  #else /* CONFIG_IIO_BUFFER */
  static inline int st_gyro_allocate_ring(struct iio_dev *indio_dev)
  {
  	return 0;
  }
  static inline void st_gyro_deallocate_ring(struct iio_dev *indio_dev)
  {
  }
  #define ST_GYRO_TRIGGER_SET_STATE NULL
  #endif /* CONFIG_IIO_BUFFER */
  
  #endif /* ST_GYRO_H */