Merge branch 'master' into for-next

Sync up with Linus' tree to be able to apply Cesar's patch
against newer version of the code.

Signed-off-by: Jiri Kosina <jkosina@suse.cz>

8 files changed, 53 insertions, 32 deletions

diff --git a/drivers/isdn/capi/capi.c b/drivers/isdn/capi/capi.c
index 38c4bd87b2c9..c679867c2ccd 100644
--- a/drivers/isdn/capi/capi.c
+++ b/drivers/isdn/capi/capi.c
@@ -234,7 +234,8 @@ static struct capiminor *capiminor_alloc(struct capi20_appl *ap, u32 ncci)
 
         mp->minor = minor;
 
-        dev = tty_register_device(capinc_tty_driver, minor, NULL);
+        dev = tty_port_register_device(&mp->port, capinc_tty_driver, minor,
+                        NULL);
         if (IS_ERR(dev))
                 goto err_out2;
 
diff --git a/drivers/isdn/gigaset/bas-gigaset.c b/drivers/isdn/gigaset/bas-gigaset.c
index 527588708948..c44950d3eb7b 100644
--- a/drivers/isdn/gigaset/bas-gigaset.c
+++ b/drivers/isdn/gigaset/bas-gigaset.c
@@ -617,7 +617,13 @@ static void int_in_work(struct work_struct *work)
         if (rc == 0)
                 /* success, resubmit interrupt read URB */
                 rc = usb_submit_urb(urb, GFP_ATOMIC);
-        if (rc != 0 && rc != -ENODEV) {
+
+        switch (rc) {
+        case 0:         /* success */
+        case -ENODEV:   /* device gone */
+        case -EINVAL:   /* URB already resubmitted, or terminal badness */
+                break;
+        default:        /* failure: try to recover by resetting the device */
                 dev_err(cs->dev, "clear halt failed: %s\n", get_usb_rcmsg(rc));
                 rc = usb_lock_device_for_reset(ucs->udev, ucs->interface);
                 if (rc == 0) {
@@ -2442,7 +2448,9 @@ static void gigaset_disconnect(struct usb_interface *interface)
 }
 
 /* gigaset_suspend
- * This function is called before the USB connection is suspended.
+ * This function is called before the USB connection is suspended
+ * or before the USB device is reset.
+ * In the latter case, message == PMSG_ON.
  */
 static int gigaset_suspend(struct usb_interface *intf, pm_message_t message)
 {
@@ -2498,7 +2506,12 @@ static int gigaset_suspend(struct usb_interface *intf, pm_message_t message)
         del_timer_sync(&ucs->timer_atrdy);
         del_timer_sync(&ucs->timer_cmd_in);
         del_timer_sync(&ucs->timer_int_in);
-        cancel_work_sync(&ucs->int_in_wq);
+
+        /* don't try to cancel int_in_wq from within reset as it
+         * might be the one requesting the reset
+         */
+        if (message.event != PM_EVENT_ON)
+                cancel_work_sync(&ucs->int_in_wq);
 
         gig_dbg(DEBUG_SUSPEND, "suspend complete");
         return 0;
diff --git a/drivers/isdn/gigaset/common.c b/drivers/isdn/gigaset/common.c
index aa41485bc594..30a6b174fbb0 100644
--- a/drivers/isdn/gigaset/common.c
+++ b/drivers/isdn/gigaset/common.c
@@ -1123,7 +1123,6 @@ struct gigaset_driver *gigaset_initdriver(unsigned minor, unsigned minors,
         return drv;
 
 error:
-        kfree(drv->cs);
         kfree(drv);
         return NULL;
 }
diff --git a/drivers/isdn/gigaset/interface.c b/drivers/isdn/gigaset/interface.c
index a6d9fd2858f7..67abf3ff45e8 100644
--- a/drivers/isdn/gigaset/interface.c
+++ b/drivers/isdn/gigaset/interface.c
@@ -446,8 +446,8 @@ static void if_set_termios(struct tty_struct *tty, struct ktermios *old)
                 goto out;
         }
 
-        iflag = tty->termios->c_iflag;
-        cflag = tty->termios->c_cflag;
+        iflag = tty->termios.c_iflag;
+        cflag = tty->termios.c_cflag;
         old_cflag = old ? old->c_cflag : cflag;
         gig_dbg(DEBUG_IF, "%u: iflag %x cflag %x old %x",
                 cs->minor_index, iflag, cflag, old_cflag);
@@ -524,7 +524,8 @@ void gigaset_if_init(struct cardstate *cs)
         tasklet_init(&cs->if_wake_tasklet, if_wake, (unsigned long) cs);
 
         mutex_lock(&cs->mutex);
-        cs->tty_dev = tty_register_device(drv->tty, cs->minor_index, NULL);
+        cs->tty_dev = tty_port_register_device(&cs->port, drv->tty,
+                        cs->minor_index, NULL);
 
         if (!IS_ERR(cs->tty_dev))
                 dev_set_drvdata(cs->tty_dev, cs);
diff --git a/drivers/isdn/hisax/Kconfig b/drivers/isdn/hisax/Kconfig
index 452fde9edf86..70ecd0c19500 100644
--- a/drivers/isdn/hisax/Kconfig
+++ b/drivers/isdn/hisax/Kconfig
@@ -109,7 +109,7 @@ config HISAX_16_3
 
 config HISAX_TELESPCI
         bool "Teles PCI"
-        depends on PCI && (BROKEN || !(SPARC || PPC || PARISC || M68K || (MIPS && !CPU_LITTLE_ENDIAN) || FRV))
+        depends on PCI && (BROKEN || !(SPARC || PPC || PARISC || M68K || (MIPS && !CPU_LITTLE_ENDIAN) || FRV || (XTENSA && !CPU_LITTLE_ENDIAN)))
         help
           This enables HiSax support for the Teles PCI.
           See <file:Documentation/isdn/README.HiSax> on how to configure it.
@@ -237,7 +237,7 @@ config HISAX_MIC
 
 config HISAX_NETJET
         bool "NETjet card"
-        depends on PCI && (BROKEN || !(SPARC || PPC || PARISC || M68K || (MIPS && !CPU_LITTLE_ENDIAN) || FRV))
+        depends on PCI && (BROKEN || !(SPARC || PPC || PARISC || M68K || (MIPS && !CPU_LITTLE_ENDIAN) || FRV || (XTENSA && !CPU_LITTLE_ENDIAN)))
         help
           This enables HiSax support for the NetJet from Traverse
           Technologies.
@@ -248,7 +248,7 @@ config HISAX_NETJET
 
 config HISAX_NETJET_U
         bool "NETspider U card"
-        depends on PCI && (BROKEN || !(SPARC || PPC || PARISC || M68K || (MIPS && !CPU_LITTLE_ENDIAN) || FRV))
+        depends on PCI && (BROKEN || !(SPARC || PPC || PARISC || M68K || (MIPS && !CPU_LITTLE_ENDIAN) || FRV || (XTENSA && !CPU_LITTLE_ENDIAN)))
         help
           This enables HiSax support for the Netspider U interface ISDN card
           from Traverse Technologies.
@@ -316,7 +316,7 @@ config HISAX_GAZEL
 
 config HISAX_HFC_PCI
         bool "HFC PCI-Bus cards"
-        depends on PCI && (BROKEN || !(SPARC || PPC || PARISC || M68K || (MIPS && !CPU_LITTLE_ENDIAN) || FRV))
+        depends on PCI && (BROKEN || !(SPARC || PPC || PARISC || M68K || (MIPS && !CPU_LITTLE_ENDIAN) || FRV || (XTENSA && !CPU_LITTLE_ENDIAN)))
         help
           This enables HiSax support for the HFC-S PCI 2BDS0 based cards.
 
@@ -341,7 +341,7 @@ config HISAX_HFC_SX
 
 config HISAX_ENTERNOW_PCI
         bool "Formula-n enter:now PCI card"
-        depends on HISAX_NETJET && PCI && (BROKEN || !(SPARC || PPC || PARISC || M68K || (MIPS && !CPU_LITTLE_ENDIAN) || FRV))
+        depends on HISAX_NETJET && PCI && (BROKEN || !(SPARC || PPC || PARISC || M68K || (MIPS && !CPU_LITTLE_ENDIAN) || FRV || (XTENSA && !CPU_LITTLE_ENDIAN)))
         help
           This enables HiSax support for the Formula-n enter:now PCI
           ISDN card.
diff --git a/drivers/isdn/i4l/isdn_ppp.c b/drivers/isdn/i4l/isdn_ppp.c
index a1e760150821..61d78fa03b1a 100644
--- a/drivers/isdn/i4l/isdn_ppp.c
+++ b/drivers/isdn/i4l/isdn_ppp.c
@@ -595,7 +595,7 @@ isdn_ppp_ioctl(int min, struct file *file, unsigned int cmd, unsigned long arg)
                         j = ipc->num / (sizeof(long) * 8);
                         i = ipc->num % (sizeof(long) * 8);
                         if (j < 8)
-                                protos[j] |= (0x1 << i);
+                                protos[j] |= (1UL << i);
                         ipc = ipc->next;
                 }
                 if ((r = set_arg(argp, protos, 8 * sizeof(long))))
diff --git a/drivers/isdn/i4l/isdn_tty.c b/drivers/isdn/i4l/isdn_tty.c
index 7bc50670d7d9..b817809f763c 100644
--- a/drivers/isdn/i4l/isdn_tty.c
+++ b/drivers/isdn/i4l/isdn_tty.c
@@ -1009,15 +1009,15 @@ isdn_tty_change_speed(modem_info *info)
                 quot;
         int i;
 
-        if (!port->tty || !port->tty->termios)
+        if (!port->tty)
                 return;
-        cflag = port->tty->termios->c_cflag;
+        cflag = port->tty->termios.c_cflag;
 
         quot = i = cflag & CBAUD;
         if (i & CBAUDEX) {
                 i &= ~CBAUDEX;
                 if (i < 1 || i > 2)
-                        port->tty->termios->c_cflag &= ~CBAUDEX;
+                        port->tty->termios.c_cflag &= ~CBAUDEX;
                 else
                         i += 15;
         }
@@ -1097,7 +1097,7 @@ isdn_tty_shutdown(modem_info *info)
 #endif
         isdn_unlock_drivers();
         info->msr &= ~UART_MSR_RI;
-        if (!info->port.tty || (info->port.tty->termios->c_cflag & HUPCL)) {
+        if (!info->port.tty || (info->port.tty->termios.c_cflag & HUPCL)) {
                 info->mcr &= ~(UART_MCR_DTR | UART_MCR_RTS);
                 if (info->emu.mdmreg[REG_DTRHUP] & BIT_DTRHUP) {
                         isdn_tty_modem_reset_regs(info, 0);
@@ -1469,13 +1469,13 @@ isdn_tty_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
         if (!old_termios)
                 isdn_tty_change_speed(info);
         else {
-                if (tty->termios->c_cflag == old_termios->c_cflag &&
-                    tty->termios->c_ispeed == old_termios->c_ispeed &&
-                    tty->termios->c_ospeed == old_termios->c_ospeed)
+                if (tty->termios.c_cflag == old_termios->c_cflag &&
+                    tty->termios.c_ispeed == old_termios->c_ispeed &&
+                    tty->termios.c_ospeed == old_termios->c_ospeed)
                         return;
                 isdn_tty_change_speed(info);
                 if ((old_termios->c_cflag & CRTSCTS) &&
-                    !(tty->termios->c_cflag & CRTSCTS))
+                    !(tty->termios.c_cflag & CRTSCTS))
                         tty->hw_stopped = 0;
         }
 }
@@ -1486,6 +1486,18 @@ isdn_tty_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
  * ------------------------------------------------------------
  */
 
+static int isdn_tty_install(struct tty_driver *driver, struct tty_struct *tty)
+{
+        modem_info *info = &dev->mdm.info[tty->index];
+
+        if (isdn_tty_paranoia_check(info, tty->name, __func__))
+                return -ENODEV;
+
+        tty->driver_data = info;
+
+        return tty_port_install(&info->port, driver, tty);
+}
+
 /*
  * This routine is called whenever a serial port is opened.  It
  * enables interrupts for a serial port, linking in its async structure into
@@ -1495,22 +1507,16 @@ isdn_tty_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
 static int
 isdn_tty_open(struct tty_struct *tty, struct file *filp)
 {
-        struct tty_port *port;
-        modem_info *info;
+        modem_info *info = tty->driver_data;
+        struct tty_port *port = &info->port;
         int retval;
 
-        info = &dev->mdm.info[tty->index];
-        if (isdn_tty_paranoia_check(info, tty->name, "isdn_tty_open"))
-                return -ENODEV;
-        port = &info->port;
 #ifdef ISDN_DEBUG_MODEM_OPEN
         printk(KERN_DEBUG "isdn_tty_open %s, count = %d\n", tty->name,
                port->count);
 #endif
         port->count++;
-        tty->driver_data = info;
         port->tty = tty;
-        tty->port = port;
         /*
          * Start up serial port
          */
@@ -1738,6 +1744,7 @@ modem_write_profile(atemu *m)
 }
 
 static const struct tty_operations modem_ops = {
+        .install = isdn_tty_install,
         .open = isdn_tty_open,
         .close = isdn_tty_close,
         .write = isdn_tty_write,
@@ -1782,7 +1789,7 @@ isdn_tty_modem_init(void)
         m->tty_modem->subtype = SERIAL_TYPE_NORMAL;
         m->tty_modem->init_termios = tty_std_termios;
         m->tty_modem->init_termios.c_cflag = B9600 | CS8 | CREAD | HUPCL | CLOCAL;
-        m->tty_modem->flags = TTY_DRIVER_REAL_RAW | TTY_DRIVER_DYNAMIC_DEV;
+        m->tty_modem->flags = TTY_DRIVER_REAL_RAW;
         m->tty_modem->driver_name = "isdn_tty";
         tty_set_operations(m->tty_modem, &modem_ops);
         retval = tty_register_driver(m->tty_modem);
diff --git a/drivers/isdn/mISDN/hwchannel.c b/drivers/isdn/mISDN/hwchannel.c
index 2602be23f341..84b4b0f7eb99 100644
--- a/drivers/isdn/mISDN/hwchannel.c
+++ b/drivers/isdn/mISDN/hwchannel.c
@@ -116,7 +116,7 @@ mISDN_freedchannel(struct dchannel *ch)
         }
         skb_queue_purge(&ch->squeue);
         skb_queue_purge(&ch->rqueue);
-        flush_work_sync(&ch->workq);
+        flush_work(&ch->workq);
         return 0;
 }
 EXPORT_SYMBOL(mISDN_freedchannel);