| Thomas Gleixner | d2912cb | 2019-06-04 10:11:33 +0200 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
| Andrew Duggan | ff8f837 | 2016-03-10 15:47:28 -0800 | [diff] [blame] | 2 | /* |
| 3 | * Copyright (c) 2011-2016 Synaptics Incorporated |
| 4 | * Copyright (c) 2011 Unixphere |
| Andrew Duggan | ff8f837 | 2016-03-10 15:47:28 -0800 | [diff] [blame] | 5 | */ |
| 6 | |
| 7 | #ifndef _RMI_2D_SENSOR_H |
| 8 | #define _RMI_2D_SENSOR_H |
| 9 | |
| 10 | enum 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 | |
| 18 | struct 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 | */ |
| 43 | struct 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; |
| Andrew Duggan | 2775e52 | 2016-11-08 16:48:48 -0800 | [diff] [blame] | 67 | enum rmi_reg_state dribble; |
| 68 | enum rmi_reg_state palm_detect; |
| Andrew Duggan | ff8f837 | 2016-03-10 15:47:28 -0800 | [diff] [blame] | 69 | }; |
| 70 | |
| Andrew Duggan | aaa2798 | 2016-03-10 15:48:32 -0800 | [diff] [blame] | 71 | int rmi_2d_sensor_of_probe(struct device *dev, |
| 72 | struct rmi_2d_sensor_platform_data *pdata); |
| 73 | |
| Andrew Duggan | ff8f837 | 2016-03-10 15:47:28 -0800 | [diff] [blame] | 74 | void rmi_2d_sensor_abs_process(struct rmi_2d_sensor *sensor, |
| 75 | struct rmi_2d_sensor_abs_object *obj, |
| 76 | int slot); |
| 77 | |
| 78 | void rmi_2d_sensor_abs_report(struct rmi_2d_sensor *sensor, |
| 79 | struct rmi_2d_sensor_abs_object *obj, |
| 80 | int slot); |
| 81 | |
| 82 | void rmi_2d_sensor_rel_report(struct rmi_2d_sensor *sensor, int x, int y); |
| 83 | |
| 84 | int rmi_2d_sensor_configure_input(struct rmi_function *fn, |
| 85 | struct rmi_2d_sensor *sensor); |
| 86 | #endif /* _RMI_2D_SENSOR_H */ |