70 static int i2cSetPolarity(int fid, bool low, bool edge);
71 static int i2cResetPulse(int fid);
72 static int i2cRead(int fid, uint8_t* pvBuffer, int length);
73 static int i2cGetGPIOState(int fid);
374 static int i2cSetPolarity(int fid, bool low, bool edge) {  in i2cSetPolarity()  argument
393   if (-1 == (result = ioctl(fid, io_code, NULL))) {  in i2cSetPolarity()
405 static int i2cResetPulse(int fid) {  in i2cResetPulse()  argument
408   if (-1 == (result = ioctl(fid, ST21NFC_PULSE_RESET, NULL))) {  in i2cResetPulse()
422 static int i2cWrite(int fid, const uint8_t* pvBuffer, int length) {  in i2cWrite()  argument
435     if (hal_ctrl_clk && 0 > (clk_state = ioctl(fid, ST21NFC_CLK_STATE, NULL))) {  in i2cWrite()
443       if (ioctl(fid, ST21NFC_CLK_DISABLE, NULL) < 0) {  in i2cWrite()
446       } else if (0 > (clk_state = ioctl(fid, ST21NFC_CLK_STATE, NULL))) {  in i2cWrite()
456       if (ioctl(fid, ST21NFC_CLK_ENABLE, NULL) < 0) {  in i2cWrite()
459       } else if (0 > (clk_state = ioctl(fid, ST21NFC_CLK_STATE, NULL))) {  in i2cWrite()
472     result = write(fid, pvBuffer, length);  in i2cWrite()
508 static int i2cRead(int fid, uint8_t* pvBuffer, int length) {  in i2cRead()  argument
513     result = read(fid, pvBuffer, length);  in i2cRead()
559 static int i2cGetGPIOState(int fid) {  in i2cGetGPIOState()  argument
562   if (-1 == (result = ioctl(fid, ST21NFC_GET_WAKEUP, NULL))) {  in i2cGetGPIOState()