ECHO
~(ECHO /* disable echo input characters */
driver->init_termios.c_lflag = ISIG | ECHO;
gsm_tty_driver->init_termios.c_lflag &= ~ECHO;
rpmsg_tty_driver->init_termios.c_lflag &= ~(ECHO | ICANON);
ktermios.c_lflag &= ~(ECHO | ECHONL | ICANON | ISIG | IEXTEN);
.c_lflag = ISIG | ICANON | ECHO | ECHOE | ECHOK |
termios->c_lflag |= ECHO | ECHOE | ECHOK |
tty->termios.c_lflag &= ~ECHO;
dbc_tty_driver->init_termios.c_lflag &= ~ECHO;
&= ~(ECHO /* disable echo input characters */
&= ~(ECHO /* disable echo input characters */
tty->termios.c_lflag &= ~(ECHO | ECHONL);
#define L_ECHO(tty) _L_FLAG((tty), ECHO)
raw.c_lflag &= ~(ICANON | ECHO);
tattr.c_lflag &= ~(ICANON|ECHO); /* Clear ICANON and ECHO. */
tc.c_lflag &= ~(ICANON | ECHO);
local_term_attributes.c_lflag &= ~(ICANON | ECHO);