TTY: isdn, use open/close_wait from tty_port
authorJiri Slaby <jslaby@suse.cz>
Mon, 2 Apr 2012 11:53:55 +0000 (13:53 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 9 Apr 2012 18:16:55 +0000 (11:16 -0700)
Hmm, the isdn ones were initialized twice.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Karsten Keil <isdn@linux-pingi.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/isdn/i4l/isdn_common.c
drivers/isdn/i4l/isdn_tty.c
include/linux/isdn.h

index d9f5524593fbb43bcda7953e61937d6324eb03a6..2ffa0b733327c50dab052a4cdffddcd7d8c8a24d 100644 (file)
@@ -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");
index 8ba526dc98bcf6a17613158caae6fb117d17f6a1..33764d052e196be87cc6a3b89d3af28a69a59870 100644 (file)
@@ -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
index bb710414f27584bb39c97cc3c972dcfbb3258887..c3ddf2081907226d4b5733d6f7a82b6d0161bee3 100644 (file)
@@ -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;