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gps: explicitly disable flow control

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If the GPS driver was used on another port (e.g. TELEM2), it would get
stuck in a `write` call and not return anymore. Disabling flow control
fixes that.

CPU usage is unchanged.
This commit is contained in:
Beat Küng
2018-03-05 15:58:48 +01:00
committed by Lorenz Meier
parent 1290db7cb7
commit 03b8cd78b3
1 changed files with 2 additions and 2 deletions
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src/drivers/gps/gps.cpp
+2 -2
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@@ -530,8 +530,8 @@ int GPS::setBaudrate(unsigned baud)
// //
uart_config.c_lflag &= ~(ECHO | ECHONL | ICANON | IEXTEN | ISIG); uart_config.c_lflag &= ~(ECHO | ECHONL | ICANON | IEXTEN | ISIG);
/* no parity, one stop bit */ /* no parity, one stop bit, disable flow control */
uart_config.c_cflag &= ~(CSTOPB | PARENB); uart_config.c_cflag &= ~(CSTOPB | PARENB | CRTSCTS);
/* set baud rate */ /* set baud rate */
if ((termios_state = cfsetispeed(&uart_config, speed)) < 0) { if ((termios_state = cfsetispeed(&uart_config, speed)) < 0) {