1/* SPDX-License-Identifier: GPL-2.0 */
 2#include <linux/i2c.h>
 3#include <linux/input.h>
 4#include <linux/kthread.h>
 5#include <linux/mutex.h>
 6#include <linux/spinlock.h>
 7#include <linux/types.h>
 8#include <linux/of_device.h>
 9
10enum ams_irq {
11	AMS_IRQ_FREEFALL = 0x01,
12	AMS_IRQ_SHOCK = 0x02,
13	AMS_IRQ_GLOBAL = 0x04,
14	AMS_IRQ_ALL =
15		AMS_IRQ_FREEFALL |
16		AMS_IRQ_SHOCK |
17		AMS_IRQ_GLOBAL,
18};
19
20struct ams {
21	/* Locks */
22	spinlock_t irq_lock;
23	struct mutex lock;
24
25	/* General properties */
26	struct device_node *of_node;
27	struct platform_device *of_dev;
28	char has_device;
29	char vflag;
30	u32 orient1;
31	u32 orient2;
32
33	/* Interrupt worker */
34	struct work_struct worker;
35	u8 worker_irqs;
36
37	/* Implementation
38	 *
39	 * Only call these functions with the main lock held.
40	 */
41	void (*exit)(void);
42
43	void (*get_xyz)(s8 *x, s8 *y, s8 *z);
44	u8 (*get_vendor)(void);
45
46	void (*clear_irq)(enum ams_irq reg);
47
48#ifdef CONFIG_SENSORS_AMS_I2C
49	/* I2C properties */
50	struct i2c_client *i2c_client;
51#endif
52
53	/* Joystick emulation */
54	struct input_dev *idev;
55	__u16 bustype;
56
57	/* calibrated null values */
58	int xcalib, ycalib, zcalib;
59};
60
61extern struct ams ams_info;
62
63extern void ams_sensors(s8 *x, s8 *y, s8 *z);
64extern int ams_sensor_attach(void);
65extern void ams_sensor_detach(void);
66
67extern int ams_pmu_init(struct device_node *np);
68extern int ams_i2c_init(struct device_node *np);
69
70extern int ams_input_init(void);
71extern void ams_input_exit(void);

 
 1#include <linux/i2c.h>
 2#include <linux/input-polldev.h>
 3#include <linux/kthread.h>
 4#include <linux/mutex.h>
 5#include <linux/spinlock.h>
 6#include <linux/types.h>
 7#include <linux/of_device.h>
 8
 9enum ams_irq {
10	AMS_IRQ_FREEFALL = 0x01,
11	AMS_IRQ_SHOCK = 0x02,
12	AMS_IRQ_GLOBAL = 0x04,
13	AMS_IRQ_ALL =
14		AMS_IRQ_FREEFALL |
15		AMS_IRQ_SHOCK |
16		AMS_IRQ_GLOBAL,
17};
18
19struct ams {
20	/* Locks */
21	spinlock_t irq_lock;
22	struct mutex lock;
23
24	/* General properties */
25	struct device_node *of_node;
26	struct platform_device *of_dev;
27	char has_device;
28	char vflag;
29	u32 orient1;
30	u32 orient2;
31
32	/* Interrupt worker */
33	struct work_struct worker;
34	u8 worker_irqs;
35
36	/* Implementation
37	 *
38	 * Only call these functions with the main lock held.
39	 */
40	void (*exit)(void);
41
42	void (*get_xyz)(s8 *x, s8 *y, s8 *z);
43	u8 (*get_vendor)(void);
44
45	void (*clear_irq)(enum ams_irq reg);
46
47#ifdef CONFIG_SENSORS_AMS_I2C
48	/* I2C properties */
49	struct i2c_client *i2c_client;
50#endif
51
52	/* Joystick emulation */
53	struct input_polled_dev *idev;
54	__u16 bustype;
55
56	/* calibrated null values */
57	int xcalib, ycalib, zcalib;
58};
59
60extern struct ams ams_info;
61
62extern void ams_sensors(s8 *x, s8 *y, s8 *z);
63extern int ams_sensor_attach(void);
64extern void ams_sensor_detach(void);
65
66extern int ams_pmu_init(struct device_node *np);
67extern int ams_i2c_init(struct device_node *np);
68
69extern int ams_input_init(void);
70extern void ams_input_exit(void);