| /* |
| * |
| ************************************************************************** |
| ** STMicroelectronics ** |
| ************************************************************************** |
| ** [email protected] ** |
| ************************************************************************** |
| * * |
| * I2C/SPI Communication * |
| * * |
| ************************************************************************** |
| ************************************************************************** |
| * |
| */ |
| /*! |
| * \file ftsIO.h |
| * \brief Contains all the definitions and prototypes used and implemented in |
| * ftsIO.c |
| */ |
| |
| #ifndef FTS_IO_H |
| #define FTS_IO_H |
| |
| #include "ftsSoftware.h" |
| |
| #define I2C_RETRY 3 /* /< number of retry in case of i2c |
| * failure */ |
| #define I2C_WAIT_BEFORE_RETRY 2 /* /< wait in ms before retry an i2c |
| * transaction */ |
| |
| #ifdef I2C_INTERFACE |
| #include <linux/i2c.h> |
| #include <linux/i2c-dev.h> |
| #else |
| #include <linux/spi/spi.h> |
| #endif |
| |
| #define spi_len_dma_align(len, sz) ((len) >= 64) ? ALIGN(len, sz) : (len) |
| #define spi_bits_dma_align(len) ((len) >= 64) ? (32) : (8) |
| |
| int openChannel(void *clt); |
| |
| |
| /*************** NEW I2C API ****************/ |
| #ifdef I2C_INTERFACE |
| int changeSAD(u8 sad); |
| #endif |
| int fts_read(struct fts_ts_info *info, u8 *outBuf, int byteToRead); |
| int fts_read_heap(struct fts_ts_info *info, u8 *outBuf, int byteToRead); |
| int fts_writeRead(struct fts_ts_info *info, u8 *cmd, int cmdLength, u8 *outBuf, |
| int byteToRead); |
| int fts_writeRead_heap(struct fts_ts_info *info, u8 *cmd, int cmdLength, |
| u8 *outBuf, int byteToRead); |
| int fts_write(struct fts_ts_info *info, u8 *cmd, int cmdLength); |
| int fts_write_heap(struct fts_ts_info *info, u8 *cmd, int cmdLength); |
| int fts_writeFwCmd(struct fts_ts_info *info, u8 *cmd, int cmdLength); |
| int fts_writeFwCmd_heap(struct fts_ts_info *info, u8 *cmd, int cmdLength); |
| int fts_writeThenWriteRead(struct fts_ts_info *info, u8 *writeCmd1, |
| int writeCmdLength, u8 *readCmd1, int readCmdLength, |
| u8 *outBuf, int byteToRead); |
| int fts_writeThenWriteRead_heap(struct fts_ts_info *info, u8 *writeCmd1, |
| int writeCmdLength, u8 *readCmd1, |
| int readCmdLength, u8 *outBuf, int byteToRead); |
| |
| /* chunked version of fts_write */ |
| int fts_writeU8UX(struct fts_ts_info *info, u8 cmd, AddrSize addrSize, |
| u64 address, u8 *data, int dataSize); |
| /* chunked version of fts_writeRead */ |
| int fts_writeReadU8UX(struct fts_ts_info *info, u8 cmd, AddrSize addrSize, u64 address, u8 *outBuf, |
| int byteToRead, int bytes_to_skip); |
| /* chunked, write followed by another write */ |
| int fts_writeU8UXthenWriteU8UX(struct fts_ts_info *info, u8 cmd1, AddrSize addrSize1, u8 cmd2, |
| AddrSize addrSize2, u64 address, u8 *data, |
| int dataSize); |
| /* chunked, write followed by a writeRead */ |
| int fts_writeU8UXthenWriteReadU8UX(struct fts_ts_info *info, u8 cmd1, |
| AddrSize addrSize1, u8 cmd2, |
| AddrSize addrSize2, u64 address, u8 *outBuf, |
| int count, int bytes_to_skip); |
| #endif |
