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path: root/drivers/tty/serial/crisv10.c
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Diffstat (limited to 'drivers/tty/serial/crisv10.c')
-rw-r--r--drivers/tty/serial/crisv10.c45
1 files changed, 24 insertions, 21 deletions
diff --git a/drivers/tty/serial/crisv10.c b/drivers/tty/serial/crisv10.c
index 80b6b1b1f725..35ee6a2c6877 100644
--- a/drivers/tty/serial/crisv10.c
+++ b/drivers/tty/serial/crisv10.c
@@ -955,7 +955,7 @@ static const struct control_pins e100_modem_pins[NR_PORTS] =
955/* Calculate the chartime depending on baudrate, numbor of bits etc. */ 955/* Calculate the chartime depending on baudrate, numbor of bits etc. */
956static void update_char_time(struct e100_serial * info) 956static void update_char_time(struct e100_serial * info)
957{ 957{
958 tcflag_t cflags = info->port.tty->termios->c_cflag; 958 tcflag_t cflags = info->port.tty->termios.c_cflag;
959 int bits; 959 int bits;
960 960
961 /* calc. number of bits / data byte */ 961 /* calc. number of bits / data byte */
@@ -1473,7 +1473,7 @@ rs_stop(struct tty_struct *tty)
1473 xoff = IO_FIELD(R_SERIAL0_XOFF, xoff_char, 1473 xoff = IO_FIELD(R_SERIAL0_XOFF, xoff_char,
1474 STOP_CHAR(info->port.tty)); 1474 STOP_CHAR(info->port.tty));
1475 xoff |= IO_STATE(R_SERIAL0_XOFF, tx_stop, stop); 1475 xoff |= IO_STATE(R_SERIAL0_XOFF, tx_stop, stop);
1476 if (tty->termios->c_iflag & IXON ) { 1476 if (tty->termios.c_iflag & IXON ) {
1477 xoff |= IO_STATE(R_SERIAL0_XOFF, auto_xoff, enable); 1477 xoff |= IO_STATE(R_SERIAL0_XOFF, auto_xoff, enable);
1478 } 1478 }
1479 1479
@@ -1496,7 +1496,7 @@ rs_start(struct tty_struct *tty)
1496 info->xmit.tail,SERIAL_XMIT_SIZE))); 1496 info->xmit.tail,SERIAL_XMIT_SIZE)));
1497 xoff = IO_FIELD(R_SERIAL0_XOFF, xoff_char, STOP_CHAR(tty)); 1497 xoff = IO_FIELD(R_SERIAL0_XOFF, xoff_char, STOP_CHAR(tty));
1498 xoff |= IO_STATE(R_SERIAL0_XOFF, tx_stop, enable); 1498 xoff |= IO_STATE(R_SERIAL0_XOFF, tx_stop, enable);
1499 if (tty->termios->c_iflag & IXON ) { 1499 if (tty->termios.c_iflag & IXON ) {
1500 xoff |= IO_STATE(R_SERIAL0_XOFF, auto_xoff, enable); 1500 xoff |= IO_STATE(R_SERIAL0_XOFF, auto_xoff, enable);
1501 } 1501 }
1502 1502
@@ -2929,7 +2929,7 @@ shutdown(struct e100_serial * info)
2929 descr[i].buf = 0; 2929 descr[i].buf = 0;
2930 } 2930 }
2931 2931
2932 if (!info->port.tty || (info->port.tty->termios->c_cflag & HUPCL)) { 2932 if (!info->port.tty || (info->port.tty->termios.c_cflag & HUPCL)) {
2933 /* hang up DTR and RTS if HUPCL is enabled */ 2933 /* hang up DTR and RTS if HUPCL is enabled */
2934 e100_dtr(info, 0); 2934 e100_dtr(info, 0);
2935 e100_rts(info, 0); /* could check CRTSCTS before doing this */ 2935 e100_rts(info, 0); /* could check CRTSCTS before doing this */
@@ -2953,12 +2953,12 @@ change_speed(struct e100_serial *info)
2953 unsigned long flags; 2953 unsigned long flags;
2954 /* first some safety checks */ 2954 /* first some safety checks */
2955 2955
2956 if (!info->port.tty || !info->port.tty->termios) 2956 if (!info->port.tty)
2957 return; 2957 return;
2958 if (!info->ioport) 2958 if (!info->ioport)
2959 return; 2959 return;
2960 2960
2961 cflag = info->port.tty->termios->c_cflag; 2961 cflag = info->port.tty->termios.c_cflag;
2962 2962
2963 /* possibly, the tx/rx should be disabled first to do this safely */ 2963 /* possibly, the tx/rx should be disabled first to do this safely */
2964 2964
@@ -3088,7 +3088,7 @@ change_speed(struct e100_serial *info)
3088 info->ioport[REG_REC_CTRL] = info->rx_ctrl; 3088 info->ioport[REG_REC_CTRL] = info->rx_ctrl;
3089 xoff = IO_FIELD(R_SERIAL0_XOFF, xoff_char, STOP_CHAR(info->port.tty)); 3089 xoff = IO_FIELD(R_SERIAL0_XOFF, xoff_char, STOP_CHAR(info->port.tty));
3090 xoff |= IO_STATE(R_SERIAL0_XOFF, tx_stop, enable); 3090 xoff |= IO_STATE(R_SERIAL0_XOFF, tx_stop, enable);
3091 if (info->port.tty->termios->c_iflag & IXON ) { 3091 if (info->port.tty->termios.c_iflag & IXON ) {
3092 DFLOW(DEBUG_LOG(info->line, "FLOW XOFF enabled 0x%02X\n", 3092 DFLOW(DEBUG_LOG(info->line, "FLOW XOFF enabled 0x%02X\n",
3093 STOP_CHAR(info->port.tty))); 3093 STOP_CHAR(info->port.tty)));
3094 xoff |= IO_STATE(R_SERIAL0_XOFF, auto_xoff, enable); 3094 xoff |= IO_STATE(R_SERIAL0_XOFF, auto_xoff, enable);
@@ -3355,7 +3355,7 @@ rs_throttle(struct tty_struct * tty)
3355 DFLOW(DEBUG_LOG(info->line,"rs_throttle %lu\n", tty->ldisc.chars_in_buffer(tty))); 3355 DFLOW(DEBUG_LOG(info->line,"rs_throttle %lu\n", tty->ldisc.chars_in_buffer(tty)));
3356 3356
3357 /* Do RTS before XOFF since XOFF might take some time */ 3357 /* Do RTS before XOFF since XOFF might take some time */
3358 if (tty->termios->c_cflag & CRTSCTS) { 3358 if (tty->termios.c_cflag & CRTSCTS) {
3359 /* Turn off RTS line */ 3359 /* Turn off RTS line */
3360 e100_rts(info, 0); 3360 e100_rts(info, 0);
3361 } 3361 }
@@ -3377,7 +3377,7 @@ rs_unthrottle(struct tty_struct * tty)
3377 DFLOW(DEBUG_LOG(info->line,"rs_unthrottle ldisc %d\n", tty->ldisc.chars_in_buffer(tty))); 3377 DFLOW(DEBUG_LOG(info->line,"rs_unthrottle ldisc %d\n", tty->ldisc.chars_in_buffer(tty)));
3378 DFLOW(DEBUG_LOG(info->line,"rs_unthrottle flip.count: %i\n", tty->flip.count)); 3378 DFLOW(DEBUG_LOG(info->line,"rs_unthrottle flip.count: %i\n", tty->flip.count));
3379 /* Do RTS before XOFF since XOFF might take some time */ 3379 /* Do RTS before XOFF since XOFF might take some time */
3380 if (tty->termios->c_cflag & CRTSCTS) { 3380 if (tty->termios.c_cflag & CRTSCTS) {
3381 /* Assert RTS line */ 3381 /* Assert RTS line */
3382 e100_rts(info, 1); 3382 e100_rts(info, 1);
3383 } 3383 }
@@ -3748,7 +3748,7 @@ rs_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
3748 3748
3749 /* Handle turning off CRTSCTS */ 3749 /* Handle turning off CRTSCTS */
3750 if ((old_termios->c_cflag & CRTSCTS) && 3750 if ((old_termios->c_cflag & CRTSCTS) &&
3751 !(tty->termios->c_cflag & CRTSCTS)) { 3751 !(tty->termios.c_cflag & CRTSCTS)) {
3752 tty->hw_stopped = 0; 3752 tty->hw_stopped = 0;
3753 rs_start(tty); 3753 rs_start(tty);
3754 } 3754 }
@@ -3815,7 +3815,7 @@ rs_close(struct tty_struct *tty, struct file * filp)
3815 * separate termios for callout and dialin. 3815 * separate termios for callout and dialin.
3816 */ 3816 */
3817 if (info->flags & ASYNC_NORMAL_ACTIVE) 3817 if (info->flags & ASYNC_NORMAL_ACTIVE)
3818 info->normal_termios = *tty->termios; 3818 info->normal_termios = tty->termios;
3819 /* 3819 /*
3820 * Now we wait for the transmit buffer to clear; and we notify 3820 * Now we wait for the transmit buffer to clear; and we notify
3821 * the line discipline to only process XON/XOFF characters. 3821 * the line discipline to only process XON/XOFF characters.
@@ -3976,7 +3976,7 @@ block_til_ready(struct tty_struct *tty, struct file * filp,
3976 */ 3976 */
3977 if (tty_hung_up_p(filp) || 3977 if (tty_hung_up_p(filp) ||
3978 (info->flags & ASYNC_CLOSING)) { 3978 (info->flags & ASYNC_CLOSING)) {
3979 wait_event_interruptible_tty(info->close_wait, 3979 wait_event_interruptible_tty(tty, info->close_wait,
3980 !(info->flags & ASYNC_CLOSING)); 3980 !(info->flags & ASYNC_CLOSING));
3981#ifdef SERIAL_DO_RESTART 3981#ifdef SERIAL_DO_RESTART
3982 if (info->flags & ASYNC_HUP_NOTIFY) 3982 if (info->flags & ASYNC_HUP_NOTIFY)
@@ -3998,7 +3998,7 @@ block_til_ready(struct tty_struct *tty, struct file * filp,
3998 return 0; 3998 return 0;
3999 } 3999 }
4000 4000
4001 if (tty->termios->c_cflag & CLOCAL) { 4001 if (tty->termios.c_cflag & CLOCAL) {
4002 do_clocal = 1; 4002 do_clocal = 1;
4003 } 4003 }
4004 4004
@@ -4052,9 +4052,9 @@ block_til_ready(struct tty_struct *tty, struct file * filp,
4052 printk("block_til_ready blocking: ttyS%d, count = %d\n", 4052 printk("block_til_ready blocking: ttyS%d, count = %d\n",
4053 info->line, info->count); 4053 info->line, info->count);
4054#endif 4054#endif
4055 tty_unlock(); 4055 tty_unlock(tty);
4056 schedule(); 4056 schedule();
4057 tty_lock(); 4057 tty_lock(tty);
4058 } 4058 }
4059 set_current_state(TASK_RUNNING); 4059 set_current_state(TASK_RUNNING);
4060 remove_wait_queue(&info->open_wait, &wait); 4060 remove_wait_queue(&info->open_wait, &wait);
@@ -4115,7 +4115,7 @@ rs_open(struct tty_struct *tty, struct file * filp)
4115 */ 4115 */
4116 if (tty_hung_up_p(filp) || 4116 if (tty_hung_up_p(filp) ||
4117 (info->flags & ASYNC_CLOSING)) { 4117 (info->flags & ASYNC_CLOSING)) {
4118 wait_event_interruptible_tty(info->close_wait, 4118 wait_event_interruptible_tty(tty, info->close_wait,
4119 !(info->flags & ASYNC_CLOSING)); 4119 !(info->flags & ASYNC_CLOSING));
4120#ifdef SERIAL_DO_RESTART 4120#ifdef SERIAL_DO_RESTART
4121 return ((info->flags & ASYNC_HUP_NOTIFY) ? 4121 return ((info->flags & ASYNC_HUP_NOTIFY) ?
@@ -4219,7 +4219,7 @@ rs_open(struct tty_struct *tty, struct file * filp)
4219 } 4219 }
4220 4220
4221 if ((info->count == 1) && (info->flags & ASYNC_SPLIT_TERMIOS)) { 4221 if ((info->count == 1) && (info->flags & ASYNC_SPLIT_TERMIOS)) {
4222 *tty->termios = info->normal_termios; 4222 tty->termios = info->normal_termios;
4223 change_speed(info); 4223 change_speed(info);
4224 } 4224 }
4225 4225
@@ -4443,14 +4443,12 @@ static int __init rs_init(void)
4443 B115200 | CS8 | CREAD | HUPCL | CLOCAL; /* is normally B9600 default... */ 4443 B115200 | CS8 | CREAD | HUPCL | CLOCAL; /* is normally B9600 default... */
4444 driver->init_termios.c_ispeed = 115200; 4444 driver->init_termios.c_ispeed = 115200;
4445 driver->init_termios.c_ospeed = 115200; 4445 driver->init_termios.c_ospeed = 115200;
4446 driver->flags = TTY_DRIVER_REAL_RAW | TTY_DRIVER_DYNAMIC_DEV; 4446 driver->flags = TTY_DRIVER_REAL_RAW;
4447 4447
4448 tty_set_operations(driver, &rs_ops); 4448 tty_set_operations(driver, &rs_ops);
4449 serial_driver = driver; 4449 serial_driver = driver;
4450 if (tty_register_driver(driver))
4451 panic("Couldn't register serial driver\n");
4452 /* do some initializing for the separate ports */
4453 4450
4451 /* do some initializing for the separate ports */
4454 for (i = 0, info = rs_table; i < NR_PORTS; i++,info++) { 4452 for (i = 0, info = rs_table; i < NR_PORTS; i++,info++) {
4455 if (info->enabled) { 4453 if (info->enabled) {
4456 if (cris_request_io_interface(info->io_if, 4454 if (cris_request_io_interface(info->io_if,
@@ -4502,7 +4500,12 @@ static int __init rs_init(void)
4502 printk(KERN_INFO "%s%d at %p is a builtin UART with DMA\n", 4500 printk(KERN_INFO "%s%d at %p is a builtin UART with DMA\n",
4503 serial_driver->name, info->line, info->ioport); 4501 serial_driver->name, info->line, info->ioport);
4504 } 4502 }
4503 tty_port_link_device(&info->port, driver, i);
4505 } 4504 }
4505
4506 if (tty_register_driver(driver))
4507 panic("Couldn't register serial driver\n");
4508
4506#ifdef CONFIG_ETRAX_FAST_TIMER 4509#ifdef CONFIG_ETRAX_FAST_TIMER
4507#ifdef CONFIG_ETRAX_SERIAL_FAST_TIMER 4510#ifdef CONFIG_ETRAX_SERIAL_FAST_TIMER
4508 memset(fast_timers, 0, sizeof(fast_timers)); 4511 memset(fast_timers, 0, sizeof(fast_timers));