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Commit f5872e1b authored by chenx's avatar chenx Committed by Fei Mao
Browse files

input: touchscreen: Update ST touch driver 



Update ST touch driver for chip type FTM4

Signed-off-by: default avatarchenx <chenxiang0527@thundersoft.com>
Git-commit: 2e1337310abee3a24bf37fc1211924b7f756af98
Git-repo: https://source.codeaurora.org/quic/la/kernel/msm-4.14/commit/?h=caf/tsoft/STMicroelectronics_ctp_V4.1.0_FTM4&id=2e1337310abee3a24bf37fc1211924b7f756af98


CRs-Fixed: 2210870
Change-Id:Ib0910350cc7a3c0b02222b46cfe28584a8828d25
Signed-off-by: default avatarFei Mao <feim1@codeaurora.org>
parent a8cbba84

drivers/input/touchscreen/st/Kconfig

+18 −2
Original line number Diff line number Diff line
@@ -2,8 +2,24 @@ 
# STMicroelectronics touchscreen driver configuration

#



#config TOUCHSCREEN_ST

#	bool "STMicroelectronics Touchscreen Driver"

#	default n

#	depends on I2C

#	help

#	  Say Y here if you have a STMicroelectronics Touchscreen.

#	  If unsure, say N.

#



#if TOUCHSCREEN_ST



config TOUCHSCREEN_ST_I2C

	tristate "STMicroelectronics i2c touchscreen"

	#tristate "STMicroelectronics i2c touchscreen"

	string "STMicroelectronics ts directory name"

	default "st"

	depends on TOUCHSCREEN_ST

	help

	 This enables support for ST touch panel over I2C based touchscreens.



#endif

drivers/input/touchscreen/st/Makefile

+1 −1
Original line number Diff line number Diff line
@@ -2,4 +2,4 @@ 
## Makefile for the STMicroelectronics touchscreen driver.

#



obj-$(CONFIG_TOUCHSCREEN_ST_I2C) += fts.o fts_gui.o fts_driver_test.o fts_lib/
 
obj-$(CONFIG_TOUCHSCREEN_ST) += fts.o fts_gui.o fts_driver_test.o fts_lib/

drivers/input/touchscreen/st/fts.c

+3283 −792

File changed.

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drivers/input/touchscreen/st/fts.h

+197 −127
Original line number Diff line number Diff line 
/*

 * fts.c

 *

 * FTS Capacitive touch screen controller (FingerTipS)

 *

 * Copyright (C) 2016, STMicroelectronics Limited.

 * Authors: AMG(Analog Mems Group)

 * Copyright (C) 2016-2018, STMicroelectronics Limited.

 * Authors: AMG(Analog Mems Group) <marco.cali@st.com>

 *

 *

 *		marco.cali@st.com

 * 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.

 * This program is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for

 * more details.

 *

 * You should have received a copy of the GNU General Public License along with

 * this program.  If not, see <http://www.gnu.org/licenses/>.

 */



#ifndef _LINUX_FTS_I2C_H_

#define _LINUX_FTS_I2C_H_



/*#include <linux/wakelock.h>*/

#include <linux/pm_wakeup.h>



#include "fts_lib/ftsSoftware.h"

#include "fts_lib/ftsHardware.h"

#include "fts_lib/ftsGesture.h"



#define FTS_POWER_ON     1

#define FTS_POWER_OFF    0



/****************** CONFIGURATION SECTION ******************/

/* #define PHONE_KEY */



/* #define PHONE_GESTURE */

/**** CODE CONFIGURATION ****/



#define SCRIPTLESS

#define FTS_TS_DRV_NAME      "fts"

#define FTS_TS_DRV_VERSION   "4.2.14" /* version */



#define SCRIPTLESS /*allow to work in scriptless mode with the GUI*/

#ifdef SCRIPTLESS

#define SCRIPTLESS_DEBUG

/* uncomment this macro definition to print debug

/**

 * uncomment this macro definition to print debug

 * message for script less  support

 */

#endif



#define DRIVER_TEST



#define FW_H_FILE

/* #define FW_H_FILE */ /*include the FW as header file*/

#ifdef FW_H_FILE

	#define FW_SIZE_NAME myArray_size

	#define FW_ARRAY_NAME myArray

#endif



#define LIMITS_H_FILE

/*#define LIMITS_H_FILE*/ /*include the limits file as header file*/

#ifdef LIMITS_H_FILE

	#define LIMITS_SIZE_NAME myArray2_size

	#define LIMITS_ARRAY_NAME myArray2

#endif



#define FTS_TS_DRV_NAME					 "fts"

#define FTS_TS_DRV_VERSION				  "4.1.0"

/**** END ****/





/**** FEATURES USED IN THE IC ***/

#define PHONE_KEY /*enable the keys*/



#define PHONE_GESTURE /*allow to use the gestures*/

#ifdef PHONE_GESTURE

	#define USE_GESTURE_MASK

	#define USE_CUSTOM_GESTURES

#endif



#define USE_ONE_FILE_NODE

/*allow to enable/disable all the features just using one file node*/



#define EDGE_REJ

/*allow edge rej feature (comment to disable)*/



#define CORNER_REJ

/*allow corn rej feature (comment to disable)*/



#define EDGE_PALM_REJ

/*allow edge palm rej feature (comment to disable)*/



#define CHARGER_MODE

/*allow charger mode feature (comment to disable)*/



#define GLOVE_MODE

/*allow glove mode feature (comment to disable)*/



#define VR_MODE

/*allow vr mode feature (comment to disable)*/



#define COVER_MODE

/*allow cover mode feature (comment to disable)*/



#define STYLUS_MODE

/*allow stylus mode feature (comment to disable)*/



#define USE_NOISE_PARAM

/*set noise params during resume (comment to disable)*/



/**** END ****/





/**** PANEL SPECIFICATION ****/

#define X_AXIS_MAX           1440

#define X_AXIS_MIN           0

#define Y_AXIS_MAX						  2560

#define Y_AXIS_MAX           2880

#define Y_AXIS_MIN           0



#define PRESSURE_MIN         0

#define PRESSURE_MAX         127



#define FINGER_MAX						  10

#define STYLUS_MAX						  1

#define TOUCH_ID_MAX				(FINGER_MAX + STYLUS_MAX)

#define TOUCH_ID_MAX         10



#define AREA_MIN             PRESSURE_MIN

#define AREA_MAX             PRESSURE_MAX

/**** END ****/



/*********************************************************/
@@ -82,10 +135,16 @@ 
/*

 * Configuration mode

 */

#define MODE_NORMAL							0

#define MODE_GESTURE				1

#define MODE_GLOVE				2

#define MODE_SENSEOFF				3

/**

 * bitmask which can assume the value defined as

 * features in ftsSoftware.h or the following values

 */



#define MODE_NOTHING         0x00000000

#define MODE_SENSEON         0x10000000

#define MODE_SENSEOFF        0x20000000

#define FEAT_GESTURE         0x40000000





/*

 * Status Event Field:
@@ -99,10 +158,12 @@ 
#define FTS_WATER_MODE_ON           0x07

#define FTS_WATER_MODE_OFF          0x08





#define EXP_FN_WORK_DELAY_MS 1000



#define CMD_STR_LEN          32





#ifdef SCRIPTLESS

/*

 * I2C Command Read/Write Function
@@ -113,27 +174,32 @@ 


#define TSP_BUF_SIZE         4096



/*add by guchong*/

#ifdef PHONE_GESTURE

extern u16 gesture_coordinates_x[GESTURE_COORDS_REPORT_MAX];

extern u16 gesture_coordinates_y[GESTURE_COORDS_REPORT_MAX];

extern int gesture_coords_reported;

extern struct mutex gestureMask_mutex;

#endif



struct fts_i2c_platform_data {

	int (*power)(bool on);

	int irq_gpio;

	int reset_gpio;

	const char *pwr_reg_name;

	const char *bus_reg_name;



};



/*

 * Forward declaration

 */

struct fts_ts_info;

extern char tag[8];



/*

 * Dispatch event handler

 */

typedef unsigned char * (*event_dispatch_handler_t)

typedef void (*event_dispatch_handler_t)

		(struct fts_ts_info *info, unsigned char *data);



/*

 * struct fts_ts_info - FTS capacitive touch screen device information

 * @dev:                  Pointer to the structure device
@@ -141,24 +207,34 @@ typedef unsigned char * (*event_dispatch_handler_t) 
 * @input_dev             Input device structure

 * @work                  Work thread

 * @event_wq              Event queue for work thread

 * @cmd_done              Asyncronous command notification

 * @event_dispatch_table  Event dispatch table handlers

 * @fw_version            Firmware version

 * @attrs                 SysFS attributes

 * @mode                  Device operating mode

 * @mode                  Device operating mode (bitmask)

 * @touch_id              Bitmask for touch id (mapped to input slots)

 * @buttons               Bitmask for buttons status

 * @stylus_id             Bitmask for tracking the stylus touches

 * (mapped using the touchId)

 * @timer                 Timer when operating in polling mode

 * @early_suspend         Structure for early suspend functions

 * @power                 Power on/off routine

 * @bdata                 HW info retrived from device tree

 * @pwr_reg               DVDD power regulator

 * @bus_reg               AVDD power regulator

 * @resume_bit            Indicate if screen off/on

 * @fwupdate_stat         Store the result of a fw update triggered by the host

 * @notifier              Used for be notified from a suspend/resume event

 * @sensor_sleep          true susped was called, false resume was called

 * @wakelock              Wake Lock struct

 * @input_report_mutex    mutex for handling the pressure of keys

 * @series of switches    to store the enabling status of a particular

 * feature from the host

 */



struct fts_ts_info {

	struct device            *dev;

	struct i2c_client        *client;

	struct input_dev         *input_dev;



	struct work_struct       work;

	struct work_struct       suspend_work;

	struct work_struct       resume_work;

	struct workqueue_struct  *event_wq;



	struct delayed_work      fwu_work;
@@ -167,19 +243,20 @@ struct fts_ts_info { 


	event_dispatch_handler_t *event_dispatch_table;



		unsigned int			  fw_version;

		unsigned int			  config_id;



	struct attribute_group    attrs;



	unsigned int              mode;

	unsigned long             touch_id;

		unsigned int			  buttons;

#ifdef STYLUS_MODE

	unsigned long             stylus_id;

#endif





#ifdef FTS_USE_POLLING_MODE

	struct hrtimer            timer;

#endif





#ifdef SCRIPTLESS

	/*I2C cmd*/

	struct device             *i2c_cmd_dev;
@@ -191,50 +268,41 @@ struct fts_ts_info { 
#ifdef DRIVER_TEST

	struct device             *test_cmd_dev;

#endif



	int (*power)(bool on);



	struct fts_i2c_platform_data *bdata;

	struct regulator          *pwr_reg;

	struct regulator          *bus_reg;



		bool fw_force;

		int debug_enable;



	int resume_bit;

	int fwupdate_stat;

		int touch_debug;



	struct notifier_block notifier;

	bool sensor_sleep;

		bool stay_awake;

	struct wakeup_source wakeup_source;



	/* input lock */

	struct mutex input_report_mutex;



		/* switches */

	/*switches for features*/

	int gesture_enabled;

	int glove_enabled;



	int charger_enabled;

	int stylus_enabled;

	int vr_enabled;

	int cover_enabled;

	int edge_rej_enabled;

	int corner_rej_enabled;

	int edge_palm_rej_enabled;

};



typedef enum {

	ERR_ITO_NO_ERR,			/* < 0 No ITO Error */

	ERR_ITO_PANEL_OPEN_FORCE,	/* < 1 Panel Open Force */

	ERR_ITO_PANEL_OPEN_SENSE,	/* < 2 Panel Open Sense */

	ERR_ITO_F2G,			/* < 3 Force short to ground */

	ERR_ITO_S2G,			/* < 4 Sense short to ground */

	ERR_ITO_F2VDD,			/* < 5 Force short to VDD */

	ERR_ITO_S2VDD,			/* < 6 Sense short to VDD */

	ERR_ITO_P2P_FORCE,		/* < 7 Pin to Pin short (Force) */

	ERR_ITO_P2P_SENSE,		/* < 8 Pin to Pin short (Sense) */

} errItoSubTypes_t;

extern struct chipInfo ftsInfo;



int fts_chip_powercycle(struct fts_ts_info *info);

int fts_chip_powercycle2(struct fts_ts_info *info, unsigned long sleep);

int fts_get_fw_version(struct fts_ts_info *info);

extern unsigned int le_to_uint(const unsigned char *ptr);

extern unsigned int be_to_uint(const unsigned char *ptr);

/*int fts_get_fw_version(struct fts_ts_info *info);*/

/*extern unsigned int le_to_uint(const unsigned char *ptr);*/

/*extern unsigned int be_to_uint(const unsigned char *ptr);*/

extern int input_register_notifier_client(struct notifier_block *nb);

extern int input_unregister_notifier_client(struct notifier_block *nb);
@@ -246,4 +314,6 @@ extern struct attribute_group i2c_cmd_attr_group; 
extern struct attribute_group	test_cmd_attr_group;

#endif





#endif

drivers/input/touchscreen/st/fts_driver_test.c

+762 −557

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