1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * Copyright (c) 2011-2016 Synaptics Incorporated
 4 * Copyright (c) 2011 Unixphere
 
 
 
 
 5 */
 6
 7#ifndef _RMI_2D_SENSOR_H
 8#define _RMI_2D_SENSOR_H
 9
10enum rmi_2d_sensor_object_type {
11	RMI_2D_OBJECT_NONE,
12	RMI_2D_OBJECT_FINGER,
13	RMI_2D_OBJECT_STYLUS,
14	RMI_2D_OBJECT_PALM,
15	RMI_2D_OBJECT_UNCLASSIFIED,
16};
17
18struct rmi_2d_sensor_abs_object {
19	enum rmi_2d_sensor_object_type type;
20	int mt_tool;
21	u16 x;
22	u16 y;
23	u8 z;
24	u8 wx;
25	u8 wy;
26};
27
28/**
29 * @axis_align - controls parameters that are useful in system prototyping
30 * and bring up.
31 * @max_x - The maximum X coordinate that will be reported by this sensor.
32 * @max_y - The maximum Y coordinate that will be reported by this sensor.
33 * @nbr_fingers - How many fingers can this sensor report?
34 * @data_pkt - buffer for data reported by this sensor.
35 * @pkt_size - number of bytes in that buffer.
36 * @attn_size - Size of the HID attention report (only contains abs data).
37 * position when two fingers are on the device.  When this is true, we
38 * assume we have one of those sensors and report events appropriately.
39 * @sensor_type - indicates whether we're touchscreen or touchpad.
40 * @input - input device for absolute pointing stream
41 * @input_phys - buffer for the absolute phys name for this sensor.
42 */
43struct rmi_2d_sensor {
44	struct rmi_2d_axis_alignment axis_align;
45	struct input_mt_pos *tracking_pos;
46	int *tracking_slots;
47	bool kernel_tracking;
48	struct rmi_2d_sensor_abs_object *objs;
49	int dmax;
50	u16 min_x;
51	u16 max_x;
52	u16 min_y;
53	u16 max_y;
54	u8 nbr_fingers;
55	u8 *data_pkt;
56	int pkt_size;
57	int attn_size;
58	bool topbuttonpad;
59	enum rmi_sensor_type sensor_type;
60	struct input_dev *input;
61	struct rmi_function *fn;
62	char input_phys[32];
63	u8 report_abs;
64	u8 report_rel;
65	u8 x_mm;
66	u8 y_mm;
67	enum rmi_reg_state dribble;
68	enum rmi_reg_state palm_detect;
69};
70
71int rmi_2d_sensor_of_probe(struct device *dev,
72				struct rmi_2d_sensor_platform_data *pdata);
73
74void rmi_2d_sensor_abs_process(struct rmi_2d_sensor *sensor,
75				struct rmi_2d_sensor_abs_object *obj,
76				int slot);
77
78void rmi_2d_sensor_abs_report(struct rmi_2d_sensor *sensor,
79				struct rmi_2d_sensor_abs_object *obj,
80				int slot);
81
82void rmi_2d_sensor_rel_report(struct rmi_2d_sensor *sensor, int x, int y);
83
84int rmi_2d_sensor_configure_input(struct rmi_function *fn,
85					struct rmi_2d_sensor *sensor);
86#endif /* _RMI_2D_SENSOR_H */

 
 1/*
 2 * Copyright (c) 2011-2016 Synaptics Incorporated
 3 * Copyright (c) 2011 Unixphere
 4 *
 5 * This program is free software; you can redistribute it and/or modify it
 6 * under the terms of the GNU General Public License version 2 as published by
 7 * the Free Software Foundation.
 8 */
 9
10#ifndef _RMI_2D_SENSOR_H
11#define _RMI_2D_SENSOR_H
12
13enum rmi_2d_sensor_object_type {
14	RMI_2D_OBJECT_NONE,
15	RMI_2D_OBJECT_FINGER,
16	RMI_2D_OBJECT_STYLUS,
17	RMI_2D_OBJECT_PALM,
18	RMI_2D_OBJECT_UNCLASSIFIED,
19};
20
21struct rmi_2d_sensor_abs_object {
22	enum rmi_2d_sensor_object_type type;
23	int mt_tool;
24	u16 x;
25	u16 y;
26	u8 z;
27	u8 wx;
28	u8 wy;
29};
30
31/**
32 * @axis_align - controls parameters that are useful in system prototyping
33 * and bring up.
34 * @max_x - The maximum X coordinate that will be reported by this sensor.
35 * @max_y - The maximum Y coordinate that will be reported by this sensor.
36 * @nbr_fingers - How many fingers can this sensor report?
37 * @data_pkt - buffer for data reported by this sensor.
38 * @pkt_size - number of bytes in that buffer.
39 * @attn_size - Size of the HID attention report (only contains abs data).
40 * position when two fingers are on the device.  When this is true, we
41 * assume we have one of those sensors and report events appropriately.
42 * @sensor_type - indicates whether we're touchscreen or touchpad.
43 * @input - input device for absolute pointing stream
44 * @input_phys - buffer for the absolute phys name for this sensor.
45 */
46struct rmi_2d_sensor {
47	struct rmi_2d_axis_alignment axis_align;
48	struct input_mt_pos *tracking_pos;
49	int *tracking_slots;
50	bool kernel_tracking;
51	struct rmi_2d_sensor_abs_object *objs;
52	int dmax;
53	u16 min_x;
54	u16 max_x;
55	u16 min_y;
56	u16 max_y;
57	u8 nbr_fingers;
58	u8 *data_pkt;
59	int pkt_size;
60	int attn_size;
61	bool topbuttonpad;
62	enum rmi_sensor_type sensor_type;
63	struct input_dev *input;
64	struct rmi_function *fn;
65	char input_phys[32];
66	u8 report_abs;
67	u8 report_rel;
68	u8 x_mm;
69	u8 y_mm;
 
 
70};
71
72int rmi_2d_sensor_of_probe(struct device *dev,
73				struct rmi_2d_sensor_platform_data *pdata);
74
75void rmi_2d_sensor_abs_process(struct rmi_2d_sensor *sensor,
76				struct rmi_2d_sensor_abs_object *obj,
77				int slot);
78
79void rmi_2d_sensor_abs_report(struct rmi_2d_sensor *sensor,
80				struct rmi_2d_sensor_abs_object *obj,
81				int slot);
82
83void rmi_2d_sensor_rel_report(struct rmi_2d_sensor *sensor, int x, int y);
84
85int rmi_2d_sensor_configure_input(struct rmi_function *fn,
86					struct rmi_2d_sensor *sensor);
87#endif /* _RMI_2D_SENSOR_H */