19 files changed, 100 insertions, 30 deletions

diff --git a/drivers/char/drm/i915_dma.c b/drivers/char/drm/i915_dma.c
index 3359cc2b9736..8e7d713a5a15 100644
--- a/drivers/char/drm/i915_dma.c
+++ b/drivers/char/drm/i915_dma.c
@@ -184,6 +184,8 @@ static int i915_initialize(struct drm_device * dev,
          * private backbuffer/depthbuffer usage.
          */
         dev_priv->use_mi_batchbuffer_start = 0;
+        if (IS_I965G(dev)) /* 965 doesn't support older method */
+                dev_priv->use_mi_batchbuffer_start = 1;
 
         /* Allow hardware batchbuffers unless told otherwise.
          */
@@ -517,8 +519,13 @@ static int i915_dispatch_batchbuffer(struct drm_device * dev,
 
                 if (dev_priv->use_mi_batchbuffer_start) {
                         BEGIN_LP_RING(2);
-                        OUT_RING(MI_BATCH_BUFFER_START | (2 << 6));
-                        OUT_RING(batch->start | MI_BATCH_NON_SECURE);
+                        if (IS_I965G(dev)) {
+                                OUT_RING(MI_BATCH_BUFFER_START | (2 << 6) | MI_BATCH_NON_SECURE_I965);
+                                OUT_RING(batch->start);
+                        } else {
+                                OUT_RING(MI_BATCH_BUFFER_START | (2 << 6));
+                                OUT_RING(batch->start | MI_BATCH_NON_SECURE);
+                        }
                         ADVANCE_LP_RING();
                 } else {
                         BEGIN_LP_RING(4);
@@ -735,7 +742,8 @@ static int i915_setparam(DRM_IOCTL_ARGS)
 
         switch (param.param) {
         case I915_SETPARAM_USE_MI_BATCHBUFFER_START:
-                dev_priv->use_mi_batchbuffer_start = param.value;
+                if (!IS_I965G(dev))
+                        dev_priv->use_mi_batchbuffer_start = param.value;
                 break;
         case I915_SETPARAM_TEX_LRU_LOG_GRANULARITY:
                 dev_priv->tex_lru_log_granularity = param.value;
diff --git a/drivers/char/drm/i915_drv.h b/drivers/char/drm/i915_drv.h
index fd918565f4e5..737088bd0780 100644
--- a/drivers/char/drm/i915_drv.h
+++ b/drivers/char/drm/i915_drv.h
@@ -282,6 +282,7 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
 #define MI_BATCH_BUFFER_START   (0x31<<23)
 #define MI_BATCH_BUFFER_END     (0xA<<23)
 #define MI_BATCH_NON_SECURE     (1)
+#define MI_BATCH_NON_SECURE_I965 (1<<8)
 
 #define MI_WAIT_FOR_EVENT       ((0x3<<23))
 #define MI_WAIT_FOR_PLANE_A_FLIP      (1<<2)
diff --git a/drivers/char/hvc_lguest.c b/drivers/char/hvc_lguest.c
index feeccbaec438..3d6bd0baa56d 100644
--- a/drivers/char/hvc_lguest.c
+++ b/drivers/char/hvc_lguest.c
@@ -35,6 +35,7 @@
 #include <linux/err.h>
 #include <linux/init.h>
 #include <linux/lguest_bus.h>
+#include <asm/paravirt.h>
 #include "hvc_console.h"
 
 /*D:340 This is our single console input buffer, with associated "struct
diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index 96d2f9ee42d6..9b07f7851061 100644
--- a/drivers/char/ipmi/ipmi_si_intf.c
+++ b/drivers/char/ipmi/ipmi_si_intf.c
@@ -2292,7 +2292,7 @@ static int __devinit ipmi_of_probe(struct of_device *dev,
         info->irq               = irq_of_parse_and_map(dev->node, 0);
         info->dev               = &dev->dev;
 
-        dev_dbg(&dev->dev, "addr 0x%lx regsize %ld spacing %ld irq %x\n",
+        dev_dbg(&dev->dev, "addr 0x%lx regsize %d spacing %d irq %x\n",
                 info->io.addr_data, info->io.regsize, info->io.regspacing,
                 info->irq);
 
diff --git a/drivers/char/keyboard.c b/drivers/char/keyboard.c
index 2ce0af1bd588..d95f316afb5a 100644
--- a/drivers/char/keyboard.c
+++ b/drivers/char/keyboard.c
@@ -1022,10 +1022,6 @@ static const unsigned short x86_keycodes[256] =
         308,310,313,314,315,317,318,319,320,357,322,323,324,325,276,330,
         332,340,365,342,343,344,345,346,356,270,341,368,369,370,371,372 };
 
-#ifdef CONFIG_MAC_EMUMOUSEBTN
-extern int mac_hid_mouse_emulate_buttons(int, int, int);
-#endif /* CONFIG_MAC_EMUMOUSEBTN */
-
 #ifdef CONFIG_SPARC
 static int sparc_l1_a_state = 0;
 extern void sun_do_break(void);
diff --git a/drivers/char/pcmcia/cm4000_cs.c b/drivers/char/pcmcia/cm4000_cs.c
index fee58e03dbe2..4177f6db83e9 100644
--- a/drivers/char/pcmcia/cm4000_cs.c
+++ b/drivers/char/pcmcia/cm4000_cs.c
@@ -1629,7 +1629,7 @@ static int cmm_open(struct inode *inode, struct file *filp)
 {
         struct cm4000_dev *dev;
         struct pcmcia_device *link;
-        int rc, minor = iminor(inode);
+        int minor = iminor(inode);
 
         if (minor >= CM4000_MAX_DEV)
                 return -ENODEV;
@@ -1668,7 +1668,6 @@ static int cmm_open(struct inode *inode, struct file *filp)
         start_monitor(dev);
 
         link->open = 1;         /* only one open per device */
-        rc = 0;
 
         DEBUGP(2, dev, "<- cmm_open\n");
         return nonseekable_open(inode, filp);
@@ -1824,7 +1823,7 @@ static int cm4000_resume(struct pcmcia_device *link)
 
 static void cm4000_release(struct pcmcia_device *link)
 {
-        cmm_cm4000_release(link->priv); /* delay release until device closed */
+        cmm_cm4000_release(link);       /* delay release until device closed */
         pcmcia_disable_device(link);
 }
 
diff --git a/drivers/char/pcmcia/cm4040_cs.c b/drivers/char/pcmcia/cm4040_cs.c
index af88181a17f4..b24a3e7bbb9f 100644
--- a/drivers/char/pcmcia/cm4040_cs.c
+++ b/drivers/char/pcmcia/cm4040_cs.c
@@ -599,7 +599,7 @@ cs_release:
 
 static void reader_release(struct pcmcia_device *link)
 {
-        cm4040_reader_release(link->priv);
+        cm4040_reader_release(link);
         pcmcia_disable_device(link);
 }
 
diff --git a/drivers/char/sonypi.c b/drivers/char/sonypi.c
index 73037a4d3c50..aeec67e27264 100644
--- a/drivers/char/sonypi.c
+++ b/drivers/char/sonypi.c
@@ -1147,10 +1147,15 @@ static int sonypi_acpi_remove(struct acpi_device *device, int type)
         return 0;
 }
 
+const static struct acpi_device_id sonypi_device_ids[] = {
+        {"SNY6001", 0},
+        {"", 0},
+};
+
 static struct acpi_driver sonypi_acpi_driver = {
         .name           = "sonypi",
         .class          = "hkey",
-        .ids            = "SNY6001",
+        .ids            = sonypi_device_ids,
         .ops            = {
                            .add = sonypi_acpi_add,
                            .remove = sonypi_acpi_remove,
diff --git a/drivers/char/synclink_gt.c b/drivers/char/synclink_gt.c
index bbb7f1292665..2f97d2f8f916 100644
--- a/drivers/char/synclink_gt.c
+++ b/drivers/char/synclink_gt.c
@@ -1565,6 +1565,9 @@ static int hdlcdev_open(struct net_device *dev)
         int rc;
         unsigned long flags;
 
+        if (!try_module_get(THIS_MODULE))
+                return -EBUSY;
+
         DBGINFO(("%s hdlcdev_open\n", dev->name));
 
         /* generic HDLC layer open processing */
@@ -1634,6 +1637,7 @@ static int hdlcdev_close(struct net_device *dev)
         info->netcount=0;
         spin_unlock_irqrestore(&info->netlock, flags);
 
+        module_put(THIS_MODULE);
         return 0;
 }
 
diff --git a/drivers/char/tpm/tpm.c b/drivers/char/tpm/tpm.c
index 9bb542913b86..39564b76d4a3 100644
--- a/drivers/char/tpm/tpm.c
+++ b/drivers/char/tpm/tpm.c
@@ -7,7 +7,7 @@
  * Reiner Sailer <sailer@watson.ibm.com>
  * Kylene Hall <kjhall@us.ibm.com>
  *
- * Maintained by: <tpmdd_devel@lists.sourceforge.net>
+ * Maintained by: <tpmdd-devel@lists.sourceforge.net>
  *
  * Device driver for TCG/TCPA TPM (trusted platform module).
  * Specifications at www.trustedcomputinggroup.org       
diff --git a/drivers/char/tpm/tpm.h b/drivers/char/tpm/tpm.h
index b2e2b002a1bb..d15ccddc92eb 100644
--- a/drivers/char/tpm/tpm.h
+++ b/drivers/char/tpm/tpm.h
@@ -7,7 +7,7 @@
  * Reiner Sailer <sailer@watson.ibm.com>
  * Kylene Hall <kjhall@us.ibm.com>
  *
- * Maintained by: <tpmdd_devel@lists.sourceforge.net>
+ * Maintained by: <tpmdd-devel@lists.sourceforge.net>
  *
  * Device driver for TCG/TCPA TPM (trusted platform module).
  * Specifications at www.trustedcomputinggroup.org       
diff --git a/drivers/char/tpm/tpm_atmel.c b/drivers/char/tpm/tpm_atmel.c
index 1ab0896070be..d0e7926eb486 100644
--- a/drivers/char/tpm/tpm_atmel.c
+++ b/drivers/char/tpm/tpm_atmel.c
@@ -7,7 +7,7 @@
  * Reiner Sailer <sailer@watson.ibm.com>
  * Kylene Hall <kjhall@us.ibm.com>
  *
- * Maintained by: <tpmdd_devel@lists.sourceforge.net>
+ * Maintained by: <tpmdd-devel@lists.sourceforge.net>
  *
  * Device driver for TCG/TCPA TPM (trusted platform module).
  * Specifications at www.trustedcomputinggroup.org       
diff --git a/drivers/char/tpm/tpm_atmel.h b/drivers/char/tpm/tpm_atmel.h
index 9363bcf0a402..6c831f9466b7 100644
--- a/drivers/char/tpm/tpm_atmel.h
+++ b/drivers/char/tpm/tpm_atmel.h
@@ -4,7 +4,7 @@
  * Authors:
  * Kylene Hall <kjhall@us.ibm.com>
  *
- * Maintained by: <tpmdd_devel@lists.sourceforge.net>
+ * Maintained by: <tpmdd-devel@lists.sourceforge.net>
  *
  * Device driver for TCG/TCPA TPM (trusted platform module).
  * Specifications at www.trustedcomputinggroup.org
diff --git a/drivers/char/tpm/tpm_bios.c b/drivers/char/tpm/tpm_bios.c
index 8677fc6a545e..60a2d2630e36 100644
--- a/drivers/char/tpm/tpm_bios.c
+++ b/drivers/char/tpm/tpm_bios.c
@@ -7,6 +7,8 @@
  *      Reiner Sailer <sailer@watson.ibm.com>
  *      Kylene Hall <kjhall@us.ibm.com>
  *
+ * Maintained by: <tpmdd-devel@lists.sourceforge.net>
+ *
  * Access to the eventlog extended by the TCG BIOS of PC platform
  *
  * This program is free software; you can redistribute it and/or
diff --git a/drivers/char/tpm/tpm_nsc.c b/drivers/char/tpm/tpm_nsc.c
index 608f73071bef..6313326bc41f 100644
--- a/drivers/char/tpm/tpm_nsc.c
+++ b/drivers/char/tpm/tpm_nsc.c
@@ -7,7 +7,7 @@
  * Reiner Sailer <sailer@watson.ibm.com>
  * Kylene Hall <kjhall@us.ibm.com>
  *
- * Maintained by: <tpmdd_devel@lists.sourceforge.net>
+ * Maintained by: <tpmdd-devel@lists.sourceforge.net>
  *
  * Device driver for TCG/TCPA TPM (trusted platform module).
  * Specifications at www.trustedcomputinggroup.org       
diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c
index 483f3f60013c..23fa18a6654c 100644
--- a/drivers/char/tpm/tpm_tis.c
+++ b/drivers/char/tpm/tpm_tis.c
@@ -5,6 +5,8 @@
  * Leendert van Doorn <leendert@watson.ibm.com>
  * Kylene Hall <kjhall@us.ibm.com>
  *
+ * Maintained by: <tpmdd-devel@lists.sourceforge.net>
+ *
  * Device driver for TCG/TCPA TPM (trusted platform module).
  * Specifications at www.trustedcomputinggroup.org
  *
diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c
index de37ebc3a4cf..51ea93cab6c4 100644
--- a/drivers/char/tty_io.c
+++ b/drivers/char/tty_io.c
@@ -369,25 +369,54 @@ static void tty_buffer_free(struct tty_struct *tty, struct tty_buffer *b)
 }
 
 /**
- *      tty_buffer_flush                -       flush full tty buffers
+ *      __tty_buffer_flush              -       flush full tty buffers
  *      @tty: tty to flush
  *
- *      flush all the buffers containing receive data
+ *      flush all the buffers containing receive data. Caller must
+ *      hold the buffer lock and must have ensured no parallel flush to
+ *      ldisc is running.
  *
- *      Locking: none
+ *      Locking: Caller must hold tty->buf.lock
  */
 
-static void tty_buffer_flush(struct tty_struct *tty)
+static void __tty_buffer_flush(struct tty_struct *tty)
 {
         struct tty_buffer *thead;
-        unsigned long flags;
 
-        spin_lock_irqsave(&tty->buf.lock, flags);
         while((thead = tty->buf.head) != NULL) {
                 tty->buf.head = thead->next;
                 tty_buffer_free(tty, thead);
         }
         tty->buf.tail = NULL;
+}
+
+/**
+ *      tty_buffer_flush                -       flush full tty buffers
+ *      @tty: tty to flush
+ *
+ *      flush all the buffers containing receive data. If the buffer is
+ *      being processed by flush_to_ldisc then we defer the processing
+ *      to that function
+ *
+ *      Locking: none
+ */
+
+static void tty_buffer_flush(struct tty_struct *tty)
+{
+        unsigned long flags;
+        spin_lock_irqsave(&tty->buf.lock, flags);
+
+        /* If the data is being pushed to the tty layer then we can't
+           process it here. Instead set a flag and the flush_to_ldisc
+           path will process the flush request before it exits */
+        if (test_bit(TTY_FLUSHING, &tty->flags)) {
+                set_bit(TTY_FLUSHPENDING, &tty->flags);
+                spin_unlock_irqrestore(&tty->buf.lock, flags);
+                wait_event(tty->read_wait,
+                                test_bit(TTY_FLUSHPENDING, &tty->flags) == 0);
+                return;
+        } else
+                __tty_buffer_flush(tty);
         spin_unlock_irqrestore(&tty->buf.lock, flags);
 }
 
@@ -3594,6 +3623,7 @@ static void flush_to_ldisc(struct work_struct *work)
                 return;
 
         spin_lock_irqsave(&tty->buf.lock, flags);
+        set_bit(TTY_FLUSHING, &tty->flags);     /* So we know a flush is running */
         head = tty->buf.head;
         if (head != NULL) {
                 tty->buf.head = NULL;
@@ -3607,6 +3637,11 @@ static void flush_to_ldisc(struct work_struct *work)
                                 tty_buffer_free(tty, tbuf);
                                 continue;
                         }
+                        /* Ldisc or user is trying to flush the buffers
+                           we are feeding to the ldisc, stop feeding the
+                           line discipline as we want to empty the queue */
+                        if (test_bit(TTY_FLUSHPENDING, &tty->flags))
+                                break;
                         if (!tty->receive_room) {
                                 schedule_delayed_work(&tty->buf.work, 1);
                                 break;
@@ -3620,8 +3655,17 @@ static void flush_to_ldisc(struct work_struct *work)
                         disc->receive_buf(tty, char_buf, flag_buf, count);
                         spin_lock_irqsave(&tty->buf.lock, flags);
                 }
+                /* Restore the queue head */
                 tty->buf.head = head;
         }
+        /* We may have a deferred request to flush the input buffer,
+           if so pull the chain under the lock and empty the queue */
+        if (test_bit(TTY_FLUSHPENDING, &tty->flags)) {
+                __tty_buffer_flush(tty);
+                clear_bit(TTY_FLUSHPENDING, &tty->flags);
+                wake_up(&tty->read_wait);
+        }
+        clear_bit(TTY_FLUSHING, &tty->flags);
         spin_unlock_irqrestore(&tty->buf.lock, flags);
 
         tty_ldisc_deref(disc);
diff --git a/drivers/char/watchdog/alim1535_wdt.c b/drivers/char/watchdog/alim1535_wdt.c
index e3f6a7d0c83d..c404fc69e7e6 100644
--- a/drivers/char/watchdog/alim1535_wdt.c
+++ b/drivers/char/watchdog/alim1535_wdt.c
@@ -312,6 +312,7 @@ static int ali_notify_sys(struct notifier_block *this, unsigned long code, void
  */
 
 static struct pci_device_id ali_pci_tbl[] = {
+        { PCI_VENDOR_ID_AL, 0x1533, PCI_ANY_ID, PCI_ANY_ID,},
         { PCI_VENDOR_ID_AL, 0x1535, PCI_ANY_ID, PCI_ANY_ID,},
         { 0, },
 };
@@ -329,9 +330,11 @@ static int __init ali_find_watchdog(void)
         struct pci_dev *pdev;
         u32 wdog;
 
-        /* Check for a 1535 series bridge */
+        /* Check for a 1533/1535 series bridge */
         pdev = pci_get_device(PCI_VENDOR_ID_AL, 0x1535, NULL);
-        if(pdev == NULL)
+        if (pdev == NULL)
+                pdev = pci_get_device(PCI_VENDOR_ID_AL, 0x1533, NULL);
+        if (pdev == NULL)
                 return -ENODEV;
         pci_dev_put(pdev);
 
diff --git a/drivers/char/watchdog/eurotechwdt.c b/drivers/char/watchdog/eurotechwdt.c
index b070324e27a6..b14e9d1f164d 100644
--- a/drivers/char/watchdog/eurotechwdt.c
+++ b/drivers/char/watchdog/eurotechwdt.c
@@ -1,5 +1,5 @@
 /*
- *      Eurotech CPU-1220/1410 on board WDT driver
+ *      Eurotech CPU-1220/1410/1420 on board WDT driver
  *
  *      (c) Copyright 2001 Ascensit <support@ascensit.com>
  *      (c) Copyright 2001 Rodolfo Giometti <giometti@ascensit.com>
@@ -25,6 +25,9 @@
 
 /* Changelog:
  *
+ * 2001 - Rodolfo Giometti
+ *      Initial release
+ *
  * 2002/04/25 - Rob Radez
  *      clean up #includes
  *      clean up locking
@@ -33,13 +36,15 @@
  *      add WDIOC_GETSTATUS and WDIOC_SETOPTIONS ioctls
  *      add expect_close support
  *
- * 2001 - Rodolfo Giometti
- *      Initial release
- *
  * 2002.05.30 - Joel Becker <joel.becker@oracle.com>
  *      Added Matt Domsch's nowayout module option.
  */
 
+/*
+ *      The eurotech CPU-1220/1410/1420's watchdog is a part
+ *      of the on-board SUPER I/O device SMSC FDC 37B782.
+ */
+
 #include <linux/interrupt.h>
 #include <linux/module.h>
 #include <linux/moduleparam.h>