tty: add more tty_port fields

Move more bits into the tty_port structure

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 12 insertions, 17 deletions

diff --git a/drivers/char/mxser.c b/drivers/char/mxser.c
index e83ccee03161..6307e301bd26 100644
--- a/drivers/char/mxser.c
+++ b/drivers/char/mxser.c
@@ -243,10 +243,7 @@ struct mxser_port {
         unsigned char ldisc_stop_rx;
 
         int custom_divisor;
-        int close_delay;
-        unsigned short closing_wait;
         unsigned char err_shadow;
-        unsigned long event;
 
         struct async_icount icount; /* kernel counters for 4 input interrupts */
         int timeout;
@@ -1199,8 +1196,8 @@ static void mxser_close(struct tty_struct *tty, struct file *filp)
          * the line discipline to only process XON/XOFF characters.
          */
         tty->closing = 1;
-        if (info->closing_wait != ASYNC_CLOSING_WAIT_NONE)
-                tty_wait_until_sent(tty, info->closing_wait);
+        if (info->port.closing_wait != ASYNC_CLOSING_WAIT_NONE)
+                tty_wait_until_sent(tty, info->port.closing_wait);
         /*
          * At this point we stop accepting input.  To do this, we
          * disable the receive line status interrupts, and tell the
@@ -1231,11 +1228,10 @@ static void mxser_close(struct tty_struct *tty, struct file *filp)
         tty_ldisc_flush(tty);
 
         tty->closing = 0;
-        info->event = 0;
         info->port.tty = NULL;
         if (info->port.blocked_open) {
-                if (info->close_delay)
-                        schedule_timeout_interruptible(info->close_delay);
+                if (info->port.close_delay)
+                        schedule_timeout_interruptible(info->port.close_delay);
                 wake_up_interruptible(&info->port.open_wait);
         }
 
@@ -1370,8 +1366,8 @@ static int mxser_get_serial_info(struct mxser_port *info,
                 .irq = info->board->irq,
                 .flags = info->port.flags,
                 .baud_base = info->baud_base,
-                .close_delay = info->close_delay,
-                .closing_wait = info->closing_wait,
+                .close_delay = info->port.close_delay,
+                .closing_wait = info->port.closing_wait,
                 .custom_divisor = info->custom_divisor,
                 .hub6 = 0
         };
@@ -1402,7 +1398,7 @@ static int mxser_set_serial_info(struct mxser_port *info,
 
         if (!capable(CAP_SYS_ADMIN)) {
                 if ((new_serial.baud_base != info->baud_base) ||
-                                (new_serial.close_delay != info->close_delay) ||
+                                (new_serial.close_delay != info->port.close_delay) ||
                                 ((new_serial.flags & ~ASYNC_USR_MASK) != (info->port.flags & ~ASYNC_USR_MASK)))
                         return -EPERM;
                 info->port.flags = ((info->port.flags & ~ASYNC_USR_MASK) |
@@ -1414,8 +1410,8 @@ static int mxser_set_serial_info(struct mxser_port *info,
                  */
                 info->port.flags = ((info->port.flags & ~ASYNC_FLAGS) |
                                 (new_serial.flags & ASYNC_FLAGS));
-                info->close_delay = new_serial.close_delay * HZ / 100;
-                info->closing_wait = new_serial.closing_wait * HZ / 100;
+                info->port.close_delay = new_serial.close_delay * HZ / 100;
+                info->port.closing_wait = new_serial.closing_wait * HZ / 100;
                 info->port.tty->low_latency =
                                 (info->port.flags & ASYNC_LOW_LATENCY) ? 1 : 0;
                 info->port.tty->low_latency = 0;
@@ -2214,7 +2210,6 @@ static void mxser_hangup(struct tty_struct *tty)
 
         mxser_flush_buffer(tty);
         mxser_shutdown(info);
-        info->event = 0;
         info->port.count = 0;
         info->port.flags &= ~ASYNC_NORMAL_ACTIVE;
         info->port.tty = NULL;
@@ -2545,6 +2540,7 @@ static int __devinit mxser_initbrd(struct mxser_board *brd,
 
         for (i = 0; i < brd->info->nports; i++) {
                 info = &brd->ports[i];
+                tty_port_init(&info->port);
                 info->board = brd;
                 info->stop_rx = 0;
                 info->ldisc_stop_rx = 0;
@@ -2559,10 +2555,9 @@ static int __devinit mxser_initbrd(struct mxser_board *brd,
                 process_txrx_fifo(info);
 
                 info->custom_divisor = info->baud_base * 16;
-                info->close_delay = 5 * HZ / 10;
-                info->closing_wait = 30 * HZ;
+                info->port.close_delay = 5 * HZ / 10;
+                info->port.closing_wait = 30 * HZ;
                 info->normal_termios = mxvar_sdriver->init_termios;
-                tty_port_init(&info->port);
                 init_waitqueue_head(&info->delta_msr_wait);
                 memset(&info->mon_data, 0, sizeof(struct mxser_mon));
                 info->err_shadow = 0;