1ff8f8370SAndrew Duggan /* 2ff8f8370SAndrew Duggan * Copyright (c) 2011-2016 Synaptics Incorporated 3ff8f8370SAndrew Duggan * Copyright (c) 2011 Unixphere 4ff8f8370SAndrew Duggan * 5ff8f8370SAndrew Duggan * This program is free software; you can redistribute it and/or modify it 6ff8f8370SAndrew Duggan * under the terms of the GNU General Public License version 2 as published by 7ff8f8370SAndrew Duggan * the Free Software Foundation. 8ff8f8370SAndrew Duggan */ 9ff8f8370SAndrew Duggan 10ff8f8370SAndrew Duggan #ifndef _RMI_2D_SENSOR_H 11ff8f8370SAndrew Duggan #define _RMI_2D_SENSOR_H 12ff8f8370SAndrew Duggan 13ff8f8370SAndrew Duggan enum rmi_2d_sensor_object_type { 14ff8f8370SAndrew Duggan RMI_2D_OBJECT_NONE, 15ff8f8370SAndrew Duggan RMI_2D_OBJECT_FINGER, 16ff8f8370SAndrew Duggan RMI_2D_OBJECT_STYLUS, 17ff8f8370SAndrew Duggan RMI_2D_OBJECT_PALM, 18ff8f8370SAndrew Duggan RMI_2D_OBJECT_UNCLASSIFIED, 19ff8f8370SAndrew Duggan }; 20ff8f8370SAndrew Duggan 21ff8f8370SAndrew Duggan struct rmi_2d_sensor_abs_object { 22ff8f8370SAndrew Duggan enum rmi_2d_sensor_object_type type; 23ff8f8370SAndrew Duggan int mt_tool; 24ff8f8370SAndrew Duggan u16 x; 25ff8f8370SAndrew Duggan u16 y; 26ff8f8370SAndrew Duggan u8 z; 27ff8f8370SAndrew Duggan u8 wx; 28ff8f8370SAndrew Duggan u8 wy; 29ff8f8370SAndrew Duggan }; 30ff8f8370SAndrew Duggan 31ff8f8370SAndrew Duggan /** 32ff8f8370SAndrew Duggan * @axis_align - controls parameters that are useful in system prototyping 33ff8f8370SAndrew Duggan * and bring up. 34ff8f8370SAndrew Duggan * @max_x - The maximum X coordinate that will be reported by this sensor. 35ff8f8370SAndrew Duggan * @max_y - The maximum Y coordinate that will be reported by this sensor. 36ff8f8370SAndrew Duggan * @nbr_fingers - How many fingers can this sensor report? 37ff8f8370SAndrew Duggan * @data_pkt - buffer for data reported by this sensor. 38ff8f8370SAndrew Duggan * @pkt_size - number of bytes in that buffer. 39ff8f8370SAndrew Duggan * @attn_size - Size of the HID attention report (only contains abs data). 40ff8f8370SAndrew Duggan * position when two fingers are on the device. When this is true, we 41ff8f8370SAndrew Duggan * assume we have one of those sensors and report events appropriately. 42ff8f8370SAndrew Duggan * @sensor_type - indicates whether we're touchscreen or touchpad. 43ff8f8370SAndrew Duggan * @input - input device for absolute pointing stream 44ff8f8370SAndrew Duggan * @input_phys - buffer for the absolute phys name for this sensor. 45ff8f8370SAndrew Duggan */ 46ff8f8370SAndrew Duggan struct rmi_2d_sensor { 47ff8f8370SAndrew Duggan struct rmi_2d_axis_alignment axis_align; 48ff8f8370SAndrew Duggan struct input_mt_pos *tracking_pos; 49ff8f8370SAndrew Duggan int *tracking_slots; 50ff8f8370SAndrew Duggan bool kernel_tracking; 51ff8f8370SAndrew Duggan struct rmi_2d_sensor_abs_object *objs; 52ff8f8370SAndrew Duggan int dmax; 53ff8f8370SAndrew Duggan u16 min_x; 54ff8f8370SAndrew Duggan u16 max_x; 55ff8f8370SAndrew Duggan u16 min_y; 56ff8f8370SAndrew Duggan u16 max_y; 57ff8f8370SAndrew Duggan u8 nbr_fingers; 58ff8f8370SAndrew Duggan u8 *data_pkt; 59ff8f8370SAndrew Duggan int pkt_size; 60ff8f8370SAndrew Duggan int attn_size; 61ff8f8370SAndrew Duggan bool topbuttonpad; 62ff8f8370SAndrew Duggan enum rmi_sensor_type sensor_type; 63ff8f8370SAndrew Duggan struct input_dev *input; 64ff8f8370SAndrew Duggan struct rmi_function *fn; 65ff8f8370SAndrew Duggan char input_phys[32]; 66ff8f8370SAndrew Duggan u8 report_abs; 67ff8f8370SAndrew Duggan u8 report_rel; 68ff8f8370SAndrew Duggan u8 x_mm; 69ff8f8370SAndrew Duggan u8 y_mm; 702775e523SAndrew Duggan enum rmi_reg_state dribble; 712775e523SAndrew Duggan enum rmi_reg_state palm_detect; 72ff8f8370SAndrew Duggan }; 73ff8f8370SAndrew Duggan 74aaa27982SAndrew Duggan int rmi_2d_sensor_of_probe(struct device *dev, 75aaa27982SAndrew Duggan struct rmi_2d_sensor_platform_data *pdata); 76aaa27982SAndrew Duggan 77ff8f8370SAndrew Duggan void rmi_2d_sensor_abs_process(struct rmi_2d_sensor *sensor, 78ff8f8370SAndrew Duggan struct rmi_2d_sensor_abs_object *obj, 79ff8f8370SAndrew Duggan int slot); 80ff8f8370SAndrew Duggan 81ff8f8370SAndrew Duggan void rmi_2d_sensor_abs_report(struct rmi_2d_sensor *sensor, 82ff8f8370SAndrew Duggan struct rmi_2d_sensor_abs_object *obj, 83ff8f8370SAndrew Duggan int slot); 84ff8f8370SAndrew Duggan 85ff8f8370SAndrew Duggan void rmi_2d_sensor_rel_report(struct rmi_2d_sensor *sensor, int x, int y); 86ff8f8370SAndrew Duggan 87ff8f8370SAndrew Duggan int rmi_2d_sensor_configure_input(struct rmi_function *fn, 88ff8f8370SAndrew Duggan struct rmi_2d_sensor *sensor); 89ff8f8370SAndrew Duggan #endif /* _RMI_2D_SENSOR_H */ 90