spin_unlock_irqrestore(&up->port.lock, flags);
}
-static struct tty_struct *
+static void
receive_chars(struct uart_sunsu_port *up, unsigned char *status)
{
- struct tty_struct *tty = up->port.state->port.tty;
+ struct tty_port *port = &up->port.state->port;
unsigned char ch, flag;
int max_count = 256;
int saw_console_brk = 0;
if (uart_handle_sysrq_char(&up->port, ch))
goto ignore_char;
if ((*status & up->port.ignore_status_mask) == 0)
- tty_insert_flip_char(tty, ch, flag);
+ tty_insert_flip_char(port, ch, flag);
if (*status & UART_LSR_OE)
/*
* Overrun is special, since it's reported
* immediately, and doesn't affect the current
* character.
*/
- tty_insert_flip_char(tty, 0, TTY_OVERRUN);
+ tty_insert_flip_char(port, 0, TTY_OVERRUN);
ignore_char:
*status = serial_inp(up, UART_LSR);
} while ((*status & UART_LSR_DR) && (max_count-- > 0));
if (saw_console_brk)
sun_do_break();
-
- return tty;
}
static void transmit_chars(struct uart_sunsu_port *up)
spin_lock_irqsave(&up->port.lock, flags);
do {
- struct tty_struct *tty;
-
status = serial_inp(up, UART_LSR);
- tty = NULL;
if (status & UART_LSR_DR)
- tty = receive_chars(up, &status);
+ receive_chars(up, &status);
check_modem_status(up);
if (status & UART_LSR_THRE)
transmit_chars(up);
spin_unlock_irqrestore(&up->port.lock, flags);
- if (tty)
- tty_flip_buffer_push(tty);
+ tty_flip_buffer_push(&up->port.state->port);
spin_lock_irqsave(&up->port.lock, flags);