Based on 2 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation # extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 4122 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Enrico Weigelt <info@metux.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
		
			
				
	
	
		
			87 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
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			87 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* 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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| 
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| #ifndef _RMI_2D_SENSOR_H
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| #define _RMI_2D_SENSOR_H
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| 
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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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| 
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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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| /**
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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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| 
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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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| 
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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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| 
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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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| 
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| void rmi_2d_sensor_rel_report(struct rmi_2d_sensor *sensor, int x, int y);
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| 
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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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