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86 lines
2.3 KiB
86 lines
2.3 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* Copyright (c) 2011-2016 Synaptics Incorporated |
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* Copyright (c) 2011 Unixphere |
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*/ |
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#ifndef _RMI_2D_SENSOR_H |
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#define _RMI_2D_SENSOR_H |
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enum rmi_2d_sensor_object_type { |
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RMI_2D_OBJECT_NONE, |
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RMI_2D_OBJECT_FINGER, |
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RMI_2D_OBJECT_STYLUS, |
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RMI_2D_OBJECT_PALM, |
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RMI_2D_OBJECT_UNCLASSIFIED, |
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}; |
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struct rmi_2d_sensor_abs_object { |
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enum rmi_2d_sensor_object_type type; |
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int mt_tool; |
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u16 x; |
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u16 y; |
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u8 z; |
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u8 wx; |
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u8 wy; |
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}; |
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/** |
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* @axis_align - controls parameters that are useful in system prototyping |
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* and bring up. |
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* @max_x - The maximum X coordinate that will be reported by this sensor. |
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* @max_y - The maximum Y coordinate that will be reported by this sensor. |
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* @nbr_fingers - How many fingers can this sensor report? |
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* @data_pkt - buffer for data reported by this sensor. |
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* @pkt_size - number of bytes in that buffer. |
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* @attn_size - Size of the HID attention report (only contains abs data). |
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* position when two fingers are on the device. When this is true, we |
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* assume we have one of those sensors and report events appropriately. |
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* @sensor_type - indicates whether we're touchscreen or touchpad. |
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* @input - input device for absolute pointing stream |
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* @input_phys - buffer for the absolute phys name for this sensor. |
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*/ |
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struct rmi_2d_sensor { |
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struct rmi_2d_axis_alignment axis_align; |
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struct input_mt_pos *tracking_pos; |
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int *tracking_slots; |
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bool kernel_tracking; |
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struct rmi_2d_sensor_abs_object *objs; |
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int dmax; |
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u16 min_x; |
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u16 max_x; |
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u16 min_y; |
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u16 max_y; |
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u8 nbr_fingers; |
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u8 *data_pkt; |
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int pkt_size; |
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int attn_size; |
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bool topbuttonpad; |
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enum rmi_sensor_type sensor_type; |
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struct input_dev *input; |
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struct rmi_function *fn; |
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char input_phys[32]; |
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u8 report_abs; |
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u8 report_rel; |
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u8 x_mm; |
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u8 y_mm; |
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enum rmi_reg_state dribble; |
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enum rmi_reg_state palm_detect; |
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}; |
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int rmi_2d_sensor_of_probe(struct device *dev, |
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struct rmi_2d_sensor_platform_data *pdata); |
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void rmi_2d_sensor_abs_process(struct rmi_2d_sensor *sensor, |
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struct rmi_2d_sensor_abs_object *obj, |
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int slot); |
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void rmi_2d_sensor_abs_report(struct rmi_2d_sensor *sensor, |
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struct rmi_2d_sensor_abs_object *obj, |
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int slot); |
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void rmi_2d_sensor_rel_report(struct rmi_2d_sensor *sensor, int x, int y); |
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int rmi_2d_sensor_configure_input(struct rmi_function *fn, |
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struct rmi_2d_sensor *sensor); |
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#endif /* _RMI_2D_SENSOR_H */
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