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- /* SPDX-License-Identifier: GPL-2.0-only */
- /*
- * FTS Capacitive touch screen controller (FingerTipS)
- *
- * Copyright (C) 2016-2019, STMicroelectronics Limited.
- * Authors: AMG(Analog Mems Group) <[email protected]>
- *
- *
- * 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/>.
- */
- /**
- *
- **************************************************************************
- ** STMicroelectronics **
- **************************************************************************
- ** [email protected] **
- **************************************************************************
- * *
- * FTS Utility Functions *
- * *
- **************************************************************************
- **************************************************************************
- *
- */
- #ifndef __FTS_TOOL_H
- #define __FTS_TOOL_H
- #define GPIO_NOT_DEFINED -1
- #define TIMEOUT_RESOLUTION 10 //ms
- #define GENERAL_TIMEOUT (50*TIMEOUT_RESOLUTION) //ms
- #define RELEASE_INFO_TIMEOUT (15*TIMEOUT_RESOLUTION) //ms
- #define FEAT_ENABLE 1
- #define FEAT_DISABLE 0
- #define SYSTEM_RESET_RETRY 3
- #define B2_RETRY 2
- //for FTM4 can not be greater than 13 bytes
- #define LOCKDOWN_CODE_SIZE 10
- #define LOCKDOWN_CODE_MAX_SIZE 63
- #define LOCKDOWN_CODE_WRITE_CHUNK 12
- #define LOCKDOWN_CODE_READ_CHUNK 4
- #define LOCKDOWN_CODE_RETRY 2
- int readB2(u16 address, u8 *outBuf, int len);
- int readB2U16(u16 address, u8 *outBuf, int byteToRead);
- int releaseInformation(void);
- int lockDownInfo(u8 *data, int len);
- int calculateCRC8(u8 *u8_srcBuff, int size, u8 *crc);
- int writeLockDownInfo(u8 *data, int size);
- int rewriteLockDownInfo(u8 *data, int size);
- int readLockDownInfo(u8 *lockData, int *size);
- char *printHex(char *label, u8 *buff, int count);
- int pollForEvent(int *event_to_search, int event_bytes,
- u8 *readData, int time_to_wait);
- int fts_disableInterrupt(void);
- int fts_enableInterrupt(void);
- int u8ToU16(u8 *src, u16 *dst);
- int u8ToU16_le(u8 *src, u16 *dst);
- int u8ToU16n(u8 *src, int src_length, u16 *dst);
- int u16ToU8(u16 src, u8 *dst);
- int u16ToU8_le(u16 src, u8 *dst);
- int u16ToU8_be(u16 src, u8 *dst);
- int u16ToU8n(u16 *src, int src_length, u8 *dst);
- int u8ToU32(u8 *src, u32 *dst);
- int u32ToU8(u32 src, u8 *dst);
- int attempt_function(int(*code)(void), unsigned long wait_before_retry,
- int retry_count);
- void setResetGpio(int gpio);
- int fts_system_reset(void);
- int isSystemResettedUp(void);
- int isSystemResettedDown(void);
- void setSystemResettedUp(int val);
- void setSystemResettedDown(int val);
- int senseOn(void);
- int senseOff(void);
- int keyOn(void);
- int keyOff(void);
- int featureEnableDisable(int on_off, u32 feature);
- int writeNoiseParameters(u8 *noise);
- int readNoiseParameters(u8 *noise);
- int checkEcho(u8 *cmd, int size);
- void print_frame_short(char *label, short **matrix, int row, int column);
- short **array1dTo2d_short(short *data, int size, int columns);
- u8 **array1dTo2d_u8(u8 *data, int size, int columns);
- void print_frame_u8(char *label, u8 **matrix, int row, int column);
- void print_frame_u32(char *label, u32 **matrix, int row, int column);
- void print_frame_int(char *label, int **matrix, int row, int column);
- int cleanUp(int enableTouch);
- int flushFIFO(void);
- #endif
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