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Subject[PATCH 11/69] TTY: isdn, use open/close_wait from tty_port
Date
Hmm, the isdn ones were initialized twice.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Karsten Keil <isdn@linux-pingi.de>
---
drivers/isdn/i4l/isdn_common.c | 2 --
drivers/isdn/i4l/isdn_tty.c | 16 +++++++---------
include/linux/isdn.h | 1 -
3 files changed, 7 insertions(+), 12 deletions(-)
diff --git a/drivers/isdn/i4l/isdn_common.c b/drivers/isdn/i4l/isdn_common.c
index d9f5524..2ffa0b73 100644
--- a/drivers/isdn/i4l/isdn_common.c
+++ b/drivers/isdn/i4l/isdn_common.c
@@ -2327,8 +2327,6 @@ static int __init isdn_init(void)
dev->chanmap[i] = -1;
dev->m_idx[i] = -1;
strcpy(dev->num[i], "???");
- init_waitqueue_head(&dev->mdm.info[i].open_wait);
- init_waitqueue_head(&dev->mdm.info[i].close_wait);
}
if (register_chrdev(ISDN_MAJOR, "isdn", &isdn_fops)) {
printk(KERN_WARNING "isdn: Could not register control devices\n");
diff --git a/drivers/isdn/i4l/isdn_tty.c b/drivers/isdn/i4l/isdn_tty.c
index 8ba526d..33764d0 100644
--- a/drivers/isdn/i4l/isdn_tty.c
+++ b/drivers/isdn/i4l/isdn_tty.c
@@ -1498,7 +1498,7 @@ isdn_tty_block_til_ready(struct tty_struct *tty, struct file *filp, modem_info *
if (tty_hung_up_p(filp) ||
(info->port.flags & ASYNC_CLOSING)) {
if (info->port.flags & ASYNC_CLOSING)
- interruptible_sleep_on(&info->close_wait);
+ interruptible_sleep_on(&info->port.close_wait);
#ifdef MODEM_DO_RESTART
if (info->port.flags & ASYNC_HUP_NOTIFY)
return -EAGAIN;
@@ -1527,7 +1527,7 @@ isdn_tty_block_til_ready(struct tty_struct *tty, struct file *filp, modem_info *
* exit, either normal or abnormal.
*/
retval = 0;
- add_wait_queue(&info->open_wait, &wait);
+ add_wait_queue(&info->port.open_wait, &wait);
#ifdef ISDN_DEBUG_MODEM_OPEN
printk(KERN_DEBUG "isdn_tty_block_til_ready before block: ttyi%d, count = %d\n",
info->line, info->count);
@@ -1564,7 +1564,7 @@ isdn_tty_block_til_ready(struct tty_struct *tty, struct file *filp, modem_info *
schedule();
}
current->state = TASK_RUNNING;
- remove_wait_queue(&info->open_wait, &wait);
+ remove_wait_queue(&info->port.open_wait, &wait);
if (!tty_hung_up_p(filp))
info->count++;
info->blocked_open--;
@@ -1697,10 +1697,10 @@ isdn_tty_close(struct tty_struct *tty, struct file *filp)
tty->closing = 0;
if (info->blocked_open) {
msleep_interruptible(500);
- wake_up_interruptible(&info->open_wait);
+ wake_up_interruptible(&info->port.open_wait);
}
info->port.flags &= ~(ASYNC_NORMAL_ACTIVE | ASYNC_CLOSING);
- wake_up_interruptible(&info->close_wait);
+ wake_up_interruptible(&info->port.close_wait);
#ifdef ISDN_DEBUG_MODEM_OPEN
printk(KERN_DEBUG "isdn_tty_close normal exit\n");
#endif
@@ -1720,7 +1720,7 @@ isdn_tty_hangup(struct tty_struct *tty)
info->count = 0;
info->port.flags &= ~ASYNC_NORMAL_ACTIVE;
info->tty = NULL;
- wake_up_interruptible(&info->open_wait);
+ wake_up_interruptible(&info->port.open_wait);
}

/* This routine initializes all emulator-data.
@@ -1898,8 +1898,6 @@ isdn_tty_modem_init(void)
info->x_char = 0;
info->count = 0;
info->blocked_open = 0;
- init_waitqueue_head(&info->open_wait);
- init_waitqueue_head(&info->close_wait);
info->isdn_driver = -1;
info->isdn_channel = -1;
info->drv_index = -1;
@@ -2194,7 +2192,7 @@ isdn_tty_stat_callback(int i, isdn_ctrl *c)
*/
if (info->blocked_open &&
(info->emu.mdmreg[REG_DCD] & BIT_DCD)) {
- wake_up_interruptible(&info->open_wait);
+ wake_up_interruptible(&info->port.open_wait);
}

/* Schedule CONNECT-Message to any tty
diff --git a/include/linux/isdn.h b/include/linux/isdn.h
index bb71041..c3ddf20 100644
--- a/include/linux/isdn.h
+++ b/include/linux/isdn.h
@@ -483,7 +483,6 @@ typedef struct modem_info {
#endif
struct tty_struct *tty; /* Pointer to corresponding tty */
atemu emu; /* AT-emulator data */
- wait_queue_head_t open_wait, close_wait;
spinlock_t readlock;
} modem_info;

--
1.7.9.2



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