diff options
Diffstat (limited to 'drivers/tty/serial/68328serial.c')
| -rw-r--r-- | drivers/tty/serial/68328serial.c | 29 |
1 files changed, 9 insertions, 20 deletions
diff --git a/drivers/tty/serial/68328serial.c b/drivers/tty/serial/68328serial.c index f99a84526f8..5dc9c4bfa66 100644 --- a/drivers/tty/serial/68328serial.c +++ b/drivers/tty/serial/68328serial.c @@ -14,7 +14,6 @@ * 2.4/2.5 port David McCullough */ -#include <asm/dbg.h> #include <linux/module.h> #include <linux/errno.h> #include <linux/serial.h> @@ -262,8 +261,7 @@ static void rs_start(struct tty_struct *tty) local_irq_restore(flags); } -static void receive_chars(struct m68k_serial *info, struct tty_struct *tty, - unsigned short rx) +static void receive_chars(struct m68k_serial *info, unsigned short rx) { m68328_uart *uart = &uart_addr[info->line]; unsigned char ch, flag; @@ -293,9 +291,6 @@ static void receive_chars(struct m68k_serial *info, struct tty_struct *tty, } } - if(!tty) - goto clear_and_exit; - flag = TTY_NORMAL; if (rx & URX_PARITY_ERROR) @@ -305,15 +300,12 @@ static void receive_chars(struct m68k_serial *info, struct tty_struct *tty, else if (rx & URX_FRAME_ERROR) flag = TTY_FRAME; - tty_insert_flip_char(tty, ch, flag); + tty_insert_flip_char(&info->tport, ch, flag); #ifndef CONFIG_XCOPILOT_BUGS } while((rx = uart->urx.w) & URX_DATA_READY); #endif - tty_schedule_flip(tty); - -clear_and_exit: - return; + tty_schedule_flip(&info->tport); } static void transmit_chars(struct m68k_serial *info, struct tty_struct *tty) @@ -367,11 +359,11 @@ irqreturn_t rs_interrupt(int irq, void *dev_id) tx = uart->utx.w; if (rx & URX_DATA_READY) - receive_chars(info, tty, rx); + receive_chars(info, rx); if (tx & UTX_TX_AVAIL) transmit_chars(info, tty); #else - receive_chars(info, tty, rx); + receive_chars(info, rx); #endif tty_kref_put(tty); @@ -637,8 +629,7 @@ static void rs_flush_chars(struct tty_struct *tty) /* Enable transmitter */ local_irq_save(flags); - if (info->xmit_cnt <= 0 || tty->stopped || tty->hw_stopped || - !info->xmit_buf) { + if (info->xmit_cnt <= 0 || tty->stopped || !info->xmit_buf) { local_irq_restore(flags); return; } @@ -704,7 +695,7 @@ static int rs_write(struct tty_struct * tty, total += c; } - if (info->xmit_cnt && !tty->stopped && !tty->hw_stopped) { + if (info->xmit_cnt && !tty->stopped) { /* Enable transmitter */ local_irq_disable(); #ifndef USE_INTS @@ -985,10 +976,8 @@ static void rs_set_termios(struct tty_struct *tty, struct ktermios *old_termios) change_speed(info, tty); if ((old_termios->c_cflag & CRTSCTS) && - !(tty->termios.c_cflag & CRTSCTS)) { - tty->hw_stopped = 0; + !(tty->termios.c_cflag & CRTSCTS)) rs_start(tty); - } } @@ -1009,7 +998,7 @@ static void rs_close(struct tty_struct *tty, struct file * filp) m68328_uart *uart = &uart_addr[info->line]; unsigned long flags; - if (!info || serial_paranoia_check(info, tty->name, "rs_close")) + if (serial_paranoia_check(info, tty->name, "rs_close")) return; local_irq_save(flags); |
