Merge rsync://rsync.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into for-linus

19 files changed, 232 insertions, 135 deletions

diff --git a/drivers/char/hvsi.c b/drivers/char/hvsi.c
index 56612a2dca6b..41db8060e8f7 100644
--- a/drivers/char/hvsi.c
+++ b/drivers/char/hvsi.c
@@ -1299,7 +1299,7 @@ static int __init hvsi_console_init(void)
                 hp->inbuf_end = hp->inbuf;
                 hp->state = HVSI_CLOSED;
                 hp->vtermno = *vtermno;
-                hp->virq = irq_create_mapping(NULL, irq[0], 0);
+                hp->virq = irq_create_mapping(NULL, irq[0]);
                 if (hp->virq == NO_IRQ) {
                         printk(KERN_ERR "%s: couldn't create irq mapping for 0x%x\n",
                                 __FUNCTION__, irq[0]);
diff --git a/drivers/char/hw_random/geode-rng.c b/drivers/char/hw_random/geode-rng.c
index be61f22ee7bb..d37ced0d132b 100644
--- a/drivers/char/hw_random/geode-rng.c
+++ b/drivers/char/hw_random/geode-rng.c
@@ -107,10 +107,14 @@ found:
         if (err) {
                 printk(KERN_ERR PFX "RNG registering failed (%d)\n",
                        err);
-                goto out;
+                goto err_unmap;
         }
 out:
         return err;
+
+err_unmap:
+        iounmap(mem);
+        goto out;
 }
 
 static void __exit mod_exit(void)
diff --git a/drivers/char/hw_random/intel-rng.c b/drivers/char/hw_random/intel-rng.c
index 6594bd5645f4..ccd7e7102234 100644
--- a/drivers/char/hw_random/intel-rng.c
+++ b/drivers/char/hw_random/intel-rng.c
@@ -164,7 +164,7 @@ static int __init mod_init(void)
         if (err) {
                 printk(KERN_ERR PFX "RNG registering failed (%d)\n",
                        err);
-                goto out;
+                goto err_unmap;
         }
 out:
         return err;
diff --git a/drivers/char/ip2/ip2main.c b/drivers/char/ip2/ip2main.c
index 518ece7ac656..7907ae88c2f4 100644
--- a/drivers/char/ip2/ip2main.c
+++ b/drivers/char/ip2/ip2main.c
@@ -3186,3 +3186,10 @@ ip2trace (unsigned short pn, unsigned char cat, unsigned char label, unsigned lo
 
 
 MODULE_LICENSE("GPL");
+
+static struct pci_device_id ip2main_pci_tbl[] __devinitdata = {
+        { PCI_DEVICE(PCI_VENDOR_ID_COMPUTONE, PCI_DEVICE_ID_COMPUTONE_IP2EX) },
+        { }
+};
+
+MODULE_DEVICE_TABLE(pci, ip2main_pci_tbl);
diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index e97c32ceb796..917b20402664 100644
--- a/drivers/char/mem.c
+++ b/drivers/char/mem.c
@@ -95,7 +95,7 @@ static inline int valid_phys_addr_range(unsigned long addr, size_t count)
         return 1;
 }
 
-static inline int valid_mmap_phys_addr_range(unsigned long addr, size_t size)
+static inline int valid_mmap_phys_addr_range(unsigned long pfn, size_t size)
 {
         return 1;
 }
@@ -242,7 +242,7 @@ static int mmap_mem(struct file * file, struct vm_area_struct * vma)
 {
         size_t size = vma->vm_end - vma->vm_start;
 
-        if (!valid_mmap_phys_addr_range(vma->vm_pgoff << PAGE_SHIFT, size))
+        if (!valid_mmap_phys_addr_range(vma->vm_pgoff, size))
                 return -EINVAL;
 
         vma->vm_page_prot = phys_mem_access_prot(file, vma->vm_pgoff,
diff --git a/drivers/char/nsc_gpio.c b/drivers/char/nsc_gpio.c
index 5b91e4e25641..7719bd75810b 100644
--- a/drivers/char/nsc_gpio.c
+++ b/drivers/char/nsc_gpio.c
@@ -68,13 +68,11 @@ ssize_t nsc_gpio_write(struct file *file, const char __user *data,
                         amp->gpio_config(m, ~1, 0);
                         break;
                 case 'T':
-                        dev_dbg(dev, "GPIO%d output is push pull\n",
-                               m);
+                        dev_dbg(dev, "GPIO%d output is push pull\n", m);
                         amp->gpio_config(m, ~2, 2);
                         break;
                 case 't':
-                        dev_dbg(dev, "GPIO%d output is open drain\n",
-                               m);
+                        dev_dbg(dev, "GPIO%d output is open drain\n", m);
                         amp->gpio_config(m, ~2, 0);
                         break;
                 case 'P':
diff --git a/drivers/char/pc8736x_gpio.c b/drivers/char/pc8736x_gpio.c
index 4005ee0aa11e..84e5a68635f1 100644
--- a/drivers/char/pc8736x_gpio.c
+++ b/drivers/char/pc8736x_gpio.c
@@ -3,18 +3,18 @@
    National Semiconductor PC8736x GPIO driver.  Allows a user space
    process to play with the GPIO pins.
 
-   Copyright (c) 2005 Jim Cromie <jim.cromie@gmail.com>
+   Copyright (c) 2005,2006 Jim Cromie <jim.cromie@gmail.com>
 
    adapted from linux/drivers/char/scx200_gpio.c
    Copyright (c) 2001,2002 Christer Weinigel <wingel@nano-system.com>,
 */
 
-#include <linux/config.h>
 #include <linux/fs.h>
 #include <linux/module.h>
 #include <linux/errno.h>
 #include <linux/kernel.h>
 #include <linux/init.h>
+#include <linux/cdev.h>
 #include <linux/io.h>
 #include <linux/ioport.h>
 #include <linux/mutex.h>
@@ -25,7 +25,7 @@
 #define DEVNAME "pc8736x_gpio"
 
 MODULE_AUTHOR("Jim Cromie <jim.cromie@gmail.com>");
-MODULE_DESCRIPTION("NatSemi PC-8736x GPIO Pin Driver");
+MODULE_DESCRIPTION("NatSemi/Winbond PC-8736x GPIO Pin Driver");
 MODULE_LICENSE("GPL");
 
 static int major;               /* default to dynamic major */
@@ -38,14 +38,14 @@ static u8 pc8736x_gpio_shadow[4];
 
 #define SIO_BASE1       0x2E    /* 1st command-reg to check */
 #define SIO_BASE2       0x4E    /* alt command-reg to check */
-#define SIO_BASE_OFFSET 0x20
 
 #define SIO_SID         0x20    /* SuperI/O ID Register */
 #define SIO_SID_VALUE   0xe9    /* Expected value in SuperI/O ID Register */
 
 #define SIO_CF1         0x21    /* chip config, bit0 is chip enable */
 
-#define PC8736X_GPIO_SIZE       16
+#define PC8736X_GPIO_RANGE      16 /* ioaddr range */
+#define PC8736X_GPIO_CT         32 /* minors matching 4 8 bit ports */
 
 #define SIO_UNIT_SEL    0x7     /* unit select reg */
 #define SIO_UNIT_ACT    0x30    /* unit enable */
@@ -212,14 +212,12 @@ static void pc8736x_gpio_change(unsigned index)
         pc8736x_gpio_set(index, !pc8736x_gpio_current(index));
 }
 
-static struct nsc_gpio_ops pc8736x_access = {
+static struct nsc_gpio_ops pc8736x_gpio_ops = {
         .owner          = THIS_MODULE,
         .gpio_config    = pc8736x_gpio_configure,
         .gpio_dump      = nsc_gpio_dump,
         .gpio_get       = pc8736x_gpio_get,
         .gpio_set       = pc8736x_gpio_set,
-        .gpio_set_high  = pc8736x_gpio_set_high,
-        .gpio_set_low   = pc8736x_gpio_set_low,
         .gpio_change    = pc8736x_gpio_change,
         .gpio_current   = pc8736x_gpio_current
 };
@@ -227,16 +225,16 @@ static struct nsc_gpio_ops pc8736x_access = {
 static int pc8736x_gpio_open(struct inode *inode, struct file *file)
 {
         unsigned m = iminor(inode);
-        file->private_data = &pc8736x_access;
+        file->private_data = &pc8736x_gpio_ops;
 
         dev_dbg(&pdev->dev, "open %d\n", m);
 
-        if (m > 63)
+        if (m >= PC8736X_GPIO_CT)
                 return -EINVAL;
         return nonseekable_open(inode, file);
 }
 
-static const struct file_operations pc8736x_gpio_fops = {
+static const struct file_operations pc8736x_gpio_fileops = {
         .owner  = THIS_MODULE,
         .open   = pc8736x_gpio_open,
         .write  = nsc_gpio_write,
@@ -255,9 +253,12 @@ static void __init pc8736x_init_shadow(void)
 
 }
 
+static struct cdev pc8736x_gpio_cdev;
+
 static int __init pc8736x_gpio_init(void)
 {
-        int rc = 0;
+        int rc;
+        dev_t devid;
 
         pdev = platform_device_alloc(DEVNAME, 0);
         if (!pdev)
@@ -275,7 +276,7 @@ static int __init pc8736x_gpio_init(void)
                 dev_err(&pdev->dev, "no device found\n");
                 goto undo_platform_dev_add;
         }
-        pc8736x_access.dev = &pdev->dev;
+        pc8736x_gpio_ops.dev = &pdev->dev;
 
         /* Verify that chip and it's GPIO unit are both enabled.
            My BIOS does this, so I take minimum action here
@@ -297,7 +298,7 @@ static int __init pc8736x_gpio_init(void)
         pc8736x_gpio_base = (superio_inb(SIO_BASE_HADDR) << 8
                              | superio_inb(SIO_BASE_LADDR));
 
-        if (!request_region(pc8736x_gpio_base, 16, DEVNAME)) {
+        if (!request_region(pc8736x_gpio_base, PC8736X_GPIO_RANGE, DEVNAME)) {
                 rc = -ENODEV;
                 dev_err(&pdev->dev, "GPIO ioport %x busy\n",
                         pc8736x_gpio_base);
@@ -305,10 +306,17 @@ static int __init pc8736x_gpio_init(void)
         }
         dev_info(&pdev->dev, "GPIO ioport %x reserved\n", pc8736x_gpio_base);
 
-        rc = register_chrdev(major, DEVNAME, &pc8736x_gpio_fops);
+        if (major) {
+                devid = MKDEV(major, 0);
+                rc = register_chrdev_region(devid, PC8736X_GPIO_CT, DEVNAME);
+        } else {
+                rc = alloc_chrdev_region(&devid, 0, PC8736X_GPIO_CT, DEVNAME);
+                major = MAJOR(devid);
+        }
+
         if (rc < 0) {
                 dev_err(&pdev->dev, "register-chrdev failed: %d\n", rc);
-                goto undo_platform_dev_add;
+                goto undo_request_region;
         }
         if (!major) {
                 major = rc;
@@ -316,8 +324,15 @@ static int __init pc8736x_gpio_init(void)
         }
 
         pc8736x_init_shadow();
+
+        /* ignore minor errs, and succeed */
+        cdev_init(&pc8736x_gpio_cdev, &pc8736x_gpio_fileops);
+        cdev_add(&pc8736x_gpio_cdev, devid, PC8736X_GPIO_CT);
+
         return 0;
 
+undo_request_region:
+        release_region(pc8736x_gpio_base, PC8736X_GPIO_RANGE);
 undo_platform_dev_add:
         platform_device_del(pdev);
 undo_platform_dev_alloc:
@@ -328,14 +343,15 @@ undo_platform_dev_alloc:
 
 static void __exit pc8736x_gpio_cleanup(void)
 {
-        dev_dbg(&pdev->dev, " cleanup\n");
+        dev_dbg(&pdev->dev, "cleanup\n");
 
-        release_region(pc8736x_gpio_base, 16);
+        cdev_del(&pc8736x_gpio_cdev);
+        unregister_chrdev_region(MKDEV(major,0), PC8736X_GPIO_CT);
+        release_region(pc8736x_gpio_base, PC8736X_GPIO_RANGE);
 
-        unregister_chrdev(major, DEVNAME);
+        platform_device_del(pdev);
+        platform_device_put(pdev);
 }
 
-EXPORT_SYMBOL(pc8736x_access);
-
 module_init(pc8736x_gpio_init);
 module_exit(pc8736x_gpio_cleanup);
diff --git a/drivers/char/pcmcia/synclink_cs.c b/drivers/char/pcmcia/synclink_cs.c
index 17bc8abd5df5..00f574cbb0d4 100644
--- a/drivers/char/pcmcia/synclink_cs.c
+++ b/drivers/char/pcmcia/synclink_cs.c
@@ -1174,8 +1174,12 @@ static void dcd_change(MGSLPC_INFO *info)
         else
                 info->input_signal_events.dcd_down++;
 #ifdef CONFIG_HDLC
-        if (info->netcount)
-                hdlc_set_carrier(info->serial_signals & SerialSignal_DCD, info->netdev);
+        if (info->netcount) {
+                if (info->serial_signals & SerialSignal_DCD)
+                        netif_carrier_on(info->netdev);
+                else
+                        netif_carrier_off(info->netdev);
+        }
 #endif
         wake_up_interruptible(&info->status_event_wait_q);
         wake_up_interruptible(&info->event_wait_q);
@@ -4251,8 +4255,10 @@ static int hdlcdev_open(struct net_device *dev)
         spin_lock_irqsave(&info->lock, flags);
         get_signals(info);
         spin_unlock_irqrestore(&info->lock, flags);
-        hdlc_set_carrier(info->serial_signals & SerialSignal_DCD, dev);
-
+        if (info->serial_signals & SerialSignal_DCD)
+                netif_carrier_on(dev);
+        else
+                netif_carrier_off(dev);
         return 0;
 }
 
diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c
index cc7bd1a3095b..6e6a7c7a7eff 100644
--- a/drivers/char/rtc.c
+++ b/drivers/char/rtc.c
@@ -46,13 +46,12 @@
  *      1.11a   Daniele Bellucci: Audit create_proc_read_entry in rtc_init
  *      1.12    Venkatesh Pallipadi: Hooks for emulating rtc on HPET base-timer
  *              CONFIG_HPET_EMULATE_RTC
+ *      1.12a   Maciej W. Rozycki: Handle memory-mapped chips properly.
  *      1.12ac  Alan Cox: Allow read access to the day of week register
  */
 
 #define RTC_VERSION             "1.12ac"
 
-#define RTC_IO_EXTENT   0x8
-
 /*
  *      Note that *all* calls to CMOS_READ and CMOS_WRITE are done with
  *      interrupts disabled. Due to the index-port/data-port (0x70/0x71)
@@ -337,7 +336,15 @@ static ssize_t rtc_read(struct file *file, char __user *buf,
         if (rtc_has_irq == 0)
                 return -EIO;
 
-        if (count < sizeof(unsigned))
+        /*
+         * Historically this function used to assume that sizeof(unsigned long)
+         * is the same in userspace and kernelspace.  This lead to problems
+         * for configurations with multiple ABIs such a the MIPS o32 and 64
+         * ABIs supported on the same kernel.  So now we support read of both
+         * 4 and 8 bytes and assume that's the sizeof(unsigned long) in the
+         * userspace ABI.
+         */
+        if (count != sizeof(unsigned int) && count !=  sizeof(unsigned long))
                 return -EINVAL;
 
         add_wait_queue(&rtc_wait, &wait);
@@ -368,10 +375,12 @@ static ssize_t rtc_read(struct file *file, char __user *buf,
                 schedule();
         } while (1);
 
-        if (count < sizeof(unsigned long))
-                retval = put_user(data, (unsigned int __user *)buf) ?: sizeof(int); 
+        if (count == sizeof(unsigned int))
+                retval = put_user(data, (unsigned int __user *)buf) ?: sizeof(int);
         else
                 retval = put_user(data, (unsigned long __user *)buf) ?: sizeof(long);
+        if (!retval)
+                retval = count;
  out:
         current->state = TASK_RUNNING;
         remove_wait_queue(&rtc_wait, &wait);
@@ -923,6 +932,9 @@ static int __init rtc_init(void)
         struct sparc_isa_device *isa_dev;
 #endif
 #endif
+#ifndef __sparc__
+        void *r;
+#endif
 
 #ifdef __sparc__
         for_each_ebus(ebus) {
@@ -964,8 +976,13 @@ found:
         }
 no_irq:
 #else
-        if (!request_region(RTC_PORT(0), RTC_IO_EXTENT, "rtc")) {
-                printk(KERN_ERR "rtc: I/O port %d is not free.\n", RTC_PORT (0));
+        if (RTC_IOMAPPED)
+                r = request_region(RTC_PORT(0), RTC_IO_EXTENT, "rtc");
+        else
+                r = request_mem_region(RTC_PORT(0), RTC_IO_EXTENT, "rtc");
+        if (!r) {
+                printk(KERN_ERR "rtc: I/O resource %lx is not free.\n",
+                       (long)(RTC_PORT(0)));
                 return -EIO;
         }
 
@@ -979,7 +996,10 @@ no_irq:
         if(request_irq(RTC_IRQ, rtc_int_handler_ptr, IRQF_DISABLED, "rtc", NULL)) {
                 /* Yeah right, seeing as irq 8 doesn't even hit the bus. */
                 printk(KERN_ERR "rtc: IRQ %d is not free.\n", RTC_IRQ);
-                release_region(RTC_PORT(0), RTC_IO_EXTENT);
+                if (RTC_IOMAPPED)
+                        release_region(RTC_PORT(0), RTC_IO_EXTENT);
+                else
+                        release_mem_region(RTC_PORT(0), RTC_IO_EXTENT);
                 return -EIO;
         }
         hpet_rtc_timer_init();
@@ -1079,7 +1099,10 @@ static void __exit rtc_exit (void)
         if (rtc_has_irq)
                 free_irq (rtc_irq, &rtc_port);
 #else
-        release_region (RTC_PORT (0), RTC_IO_EXTENT);
+        if (RTC_IOMAPPED)
+                release_region(RTC_PORT(0), RTC_IO_EXTENT);
+        else
+                release_mem_region(RTC_PORT(0), RTC_IO_EXTENT);
 #ifdef RTC_IRQ
         if (rtc_has_irq)
                 free_irq (RTC_IRQ, NULL);
@@ -1222,7 +1245,7 @@ static int rtc_proc_open(struct inode *inode, struct file *file)
 
 void rtc_get_rtc_time(struct rtc_time *rtc_tm)
 {
-        unsigned long uip_watchdog = jiffies;
+        unsigned long uip_watchdog = jiffies, flags;
         unsigned char ctrl;
 #ifdef CONFIG_MACH_DECSTATION
         unsigned int real_year;
@@ -1249,7 +1272,7 @@ void rtc_get_rtc_time(struct rtc_time *rtc_tm)
          * RTC has RTC_DAY_OF_WEEK, we should usually ignore it, as it is
          * only updated by the RTC when initially set to a non-zero value.
          */
-        spin_lock_irq(&rtc_lock);
+        spin_lock_irqsave(&rtc_lock, flags);
         rtc_tm->tm_sec = CMOS_READ(RTC_SECONDS);
         rtc_tm->tm_min = CMOS_READ(RTC_MINUTES);
         rtc_tm->tm_hour = CMOS_READ(RTC_HOURS);
@@ -1263,7 +1286,7 @@ void rtc_get_rtc_time(struct rtc_time *rtc_tm)
         real_year = CMOS_READ(RTC_DEC_YEAR);
 #endif
         ctrl = CMOS_READ(RTC_CONTROL);
-        spin_unlock_irq(&rtc_lock);
+        spin_unlock_irqrestore(&rtc_lock, flags);
 
         if (!(ctrl & RTC_DM_BINARY) || RTC_ALWAYS_BCD)
         {
diff --git a/drivers/char/scx200_gpio.c b/drivers/char/scx200_gpio.c
index 425c58719db6..b956c7babd18 100644
--- a/drivers/char/scx200_gpio.c
+++ b/drivers/char/scx200_gpio.c
@@ -5,7 +5,6 @@
 
    Copyright (c) 2001,2002 Christer Weinigel <wingel@nano-system.com> */
 
-#include <linux/config.h>
 #include <linux/device.h>
 #include <linux/fs.h>
 #include <linux/module.h>
@@ -22,37 +21,37 @@
 #include <linux/scx200_gpio.h>
 #include <linux/nsc_gpio.h>
 
-#define NAME "scx200_gpio"
-#define DEVNAME NAME
+#define DRVNAME "scx200_gpio"
 
 static struct platform_device *pdev;
 
 MODULE_AUTHOR("Christer Weinigel <wingel@nano-system.com>");
-MODULE_DESCRIPTION("NatSemi SCx200 GPIO Pin Driver");
+MODULE_DESCRIPTION("NatSemi/AMD SCx200 GPIO Pin Driver");
 MODULE_LICENSE("GPL");
 
 static int major = 0;           /* default to dynamic major */
 module_param(major, int, 0);
 MODULE_PARM_DESC(major, "Major device number");
 
-struct nsc_gpio_ops scx200_access = {
+#define MAX_PINS 32             /* 64 later, when known ok */
+
+struct nsc_gpio_ops scx200_gpio_ops = {
         .owner          = THIS_MODULE,
         .gpio_config    = scx200_gpio_configure,
         .gpio_dump      = nsc_gpio_dump,
         .gpio_get       = scx200_gpio_get,
         .gpio_set       = scx200_gpio_set,
-        .gpio_set_high  = scx200_gpio_set_high,
-        .gpio_set_low   = scx200_gpio_set_low,
         .gpio_change    = scx200_gpio_change,
         .gpio_current   = scx200_gpio_current
 };
+EXPORT_SYMBOL(scx200_gpio_ops);
 
 static int scx200_gpio_open(struct inode *inode, struct file *file)
 {
         unsigned m = iminor(inode);
-        file->private_data = &scx200_access;
+        file->private_data = &scx200_gpio_ops;
 
-        if (m > 63)
+        if (m >= MAX_PINS)
                 return -EINVAL;
         return nonseekable_open(inode, file);
 }
@@ -62,8 +61,7 @@ static int scx200_gpio_release(struct inode *inode, struct file *file)
         return 0;
 }
 
-
-static const struct file_operations scx200_gpio_fops = {
+static const struct file_operations scx200_gpio_fileops = {
         .owner   = THIS_MODULE,
         .write   = nsc_gpio_write,
         .read    = nsc_gpio_read,
@@ -71,21 +69,20 @@ static const struct file_operations scx200_gpio_fops = {
         .release = scx200_gpio_release,
 };
 
-struct cdev *scx200_devices;
-static int num_pins = 32;
+struct cdev scx200_gpio_cdev;  /* use 1 cdev for all pins */
 
 static int __init scx200_gpio_init(void)
 {
-        int rc, i;
-        dev_t dev = MKDEV(major, 0);
+        int rc;
+        dev_t devid;
 
         if (!scx200_gpio_present()) {
-                printk(KERN_ERR NAME ": no SCx200 gpio present\n");
+                printk(KERN_ERR DRVNAME ": no SCx200 gpio present\n");
                 return -ENODEV;
         }
 
         /* support dev_dbg() with pdev->dev */
-        pdev = platform_device_alloc(DEVNAME, 0);
+        pdev = platform_device_alloc(DRVNAME, 0);
         if (!pdev)
                 return -ENOMEM;
 
@@ -94,37 +91,25 @@ static int __init scx200_gpio_init(void)
                 goto undo_malloc;
 
         /* nsc_gpio uses dev_dbg(), so needs this */
-        scx200_access.dev = &pdev->dev;
-
-        if (major)
-                rc = register_chrdev_region(dev, num_pins, "scx200_gpio");
-        else {
-                rc = alloc_chrdev_region(&dev, 0, num_pins, "scx200_gpio");
-                major = MAJOR(dev);
+        scx200_gpio_ops.dev = &pdev->dev;
+
+        if (major) {
+                devid = MKDEV(major, 0);
+                rc = register_chrdev_region(devid, MAX_PINS, "scx200_gpio");
+        } else {
+                rc = alloc_chrdev_region(&devid, 0, MAX_PINS, "scx200_gpio");
+                major = MAJOR(devid);
         }
         if (rc < 0) {
                 dev_err(&pdev->dev, "SCx200 chrdev_region err: %d\n", rc);
                 goto undo_platform_device_add;
         }
-        scx200_devices = kzalloc(num_pins * sizeof(struct cdev), GFP_KERNEL);
-        if (!scx200_devices) {
-                rc = -ENOMEM;
-                goto undo_chrdev_region;
-        }
-        for (i = 0; i < num_pins; i++) {
-                struct cdev *cdev = &scx200_devices[i];
-                cdev_init(cdev, &scx200_gpio_fops);
-                cdev->owner = THIS_MODULE;
-                rc = cdev_add(cdev, MKDEV(major, i), 1);
-                /* tolerate 'minor' errors */
-                if (rc)
-                        dev_err(&pdev->dev, "Error %d on minor %d", rc, i);
-        }
+
+        cdev_init(&scx200_gpio_cdev, &scx200_gpio_fileops);
+        cdev_add(&scx200_gpio_cdev, devid, MAX_PINS);
 
         return 0; /* succeed */
 
-undo_chrdev_region:
-        unregister_chrdev_region(dev, num_pins);
 undo_platform_device_add:
         platform_device_del(pdev);
 undo_malloc:
@@ -135,10 +120,11 @@ undo_malloc:
 
 static void __exit scx200_gpio_cleanup(void)
 {
-        kfree(scx200_devices);
-        unregister_chrdev_region(MKDEV(major, 0), num_pins);
+        cdev_del(&scx200_gpio_cdev);
+        /* cdev_put(&scx200_gpio_cdev); */
+
+        unregister_chrdev_region(MKDEV(major, 0), MAX_PINS);
         platform_device_unregister(pdev);
-        /* kfree(pdev); */
 }
 
 module_init(scx200_gpio_init);
diff --git a/drivers/char/snsc.c b/drivers/char/snsc.c
index afc6eda602f7..07e0b75f2338 100644
--- a/drivers/char/snsc.c
+++ b/drivers/char/snsc.c
@@ -374,7 +374,12 @@ scdrv_init(void)
         struct sysctl_data_s *scd;
         void *salbuf;
         dev_t first_dev, dev;
-        nasid_t event_nasid = ia64_sn_get_console_nasid();
+        nasid_t event_nasid;
+
+        if (!ia64_platform_is("sn2"))
+                return -ENODEV;
+
+        event_nasid = ia64_sn_get_console_nasid();
 
         if (alloc_chrdev_region(&first_dev, 0, num_cnodes,
                                 SYSCTL_BASENAME) < 0) {
diff --git a/drivers/char/snsc_event.c b/drivers/char/snsc_event.c
index 8b2210b633df..d12d4f629cec 100644
--- a/drivers/char/snsc_event.c
+++ b/drivers/char/snsc_event.c
@@ -220,20 +220,7 @@ scdrv_dispatch_event(char *event, int len)
                                " Sending SIGPWR to init...\n");
 
                 /* give a SIGPWR signal to init proc */
-
-                /* first find init's task */
-                read_lock(&tasklist_lock);
-                for_each_process(p) {
-                        if (p->pid == 1)
-                                break;
-                }
-                if (p) {
-                        force_sig(SIGPWR, p);
-                } else {
-                        printk(KERN_ERR "Failed to signal init!\n");
-                        snsc_shutting_down = 0; /* so can try again (?) */
-                }
-                read_unlock(&tasklist_lock);
+                kill_proc(1, SIGPWR, 0);
         } else {
                 /* print to system log */
                 printk("%s|$(0x%x)%s\n", severity, esp_code, desc);
diff --git a/drivers/char/specialix.c b/drivers/char/specialix.c
index cb2859249d49..a1d303f9a33d 100644
--- a/drivers/char/specialix.c
+++ b/drivers/char/specialix.c
@@ -2584,6 +2584,12 @@ static void __exit specialix_exit_module(void)
         func_exit();
 }
 
+static struct pci_device_id specialx_pci_tbl[] __devinitdata = {
+        { PCI_DEVICE(PCI_VENDOR_ID_SPECIALIX, PCI_DEVICE_ID_SPECIALIX_IO8) },
+        { }
+};
+MODULE_DEVICE_TABLE(pci, specialx_pci_tbl);
+
 module_init(specialix_init_module);
 module_exit(specialix_exit_module);
 
diff --git a/drivers/char/synclink.c b/drivers/char/synclink.c
index df782dd1098c..78b1b1a2732b 100644
--- a/drivers/char/synclink.c
+++ b/drivers/char/synclink.c
@@ -1344,8 +1344,12 @@ static void mgsl_isr_io_pin( struct mgsl_struct *info )
                         } else
                                 info->input_signal_events.dcd_down++;
 #ifdef CONFIG_HDLC
-                        if (info->netcount)
-                                hdlc_set_carrier(status & MISCSTATUS_DCD, info->netdev);
+                        if (info->netcount) {
+                                if (status & MISCSTATUS_DCD)
+                                        netif_carrier_on(info->netdev);
+                                else
+                                        netif_carrier_off(info->netdev);
+                        }
 #endif
                 }
                 if (status & MISCSTATUS_CTS_LATCHED)
@@ -7844,8 +7848,10 @@ static int hdlcdev_open(struct net_device *dev)
         spin_lock_irqsave(&info->irq_spinlock, flags);
         usc_get_serial_signals(info);
         spin_unlock_irqrestore(&info->irq_spinlock, flags);
-        hdlc_set_carrier(info->serial_signals & SerialSignal_DCD, dev);
-
+        if (info->serial_signals & SerialSignal_DCD)
+                netif_carrier_on(dev);
+        else
+                netif_carrier_off(dev);
         return 0;
 }
 
diff --git a/drivers/char/synclink_gt.c b/drivers/char/synclink_gt.c
index e829594195c1..b2dbbdb1bf81 100644
--- a/drivers/char/synclink_gt.c
+++ b/drivers/char/synclink_gt.c
@@ -1497,8 +1497,10 @@ static int hdlcdev_open(struct net_device *dev)
         spin_lock_irqsave(&info->lock, flags);
         get_signals(info);
         spin_unlock_irqrestore(&info->lock, flags);
-        hdlc_set_carrier(info->signals & SerialSignal_DCD, dev);
-
+        if (info->signals & SerialSignal_DCD)
+                netif_carrier_on(dev);
+        else
+                netif_carrier_off(dev);
         return 0;
 }
 
@@ -1997,8 +1999,12 @@ static void dcd_change(struct slgt_info *info)
                 info->input_signal_events.dcd_down++;
         }
 #ifdef CONFIG_HDLC
-        if (info->netcount)
-                hdlc_set_carrier(info->signals & SerialSignal_DCD, info->netdev);
+        if (info->netcount) {
+                if (info->signals & SerialSignal_DCD)
+                        netif_carrier_on(info->netdev);
+                else
+                        netif_carrier_off(info->netdev);
+        }
 #endif
         wake_up_interruptible(&info->status_event_wait_q);
         wake_up_interruptible(&info->event_wait_q);
diff --git a/drivers/char/synclinkmp.c b/drivers/char/synclinkmp.c
index 1e443a233f51..66f3754fbbdf 100644
--- a/drivers/char/synclinkmp.c
+++ b/drivers/char/synclinkmp.c
@@ -1752,8 +1752,10 @@ static int hdlcdev_open(struct net_device *dev)
         spin_lock_irqsave(&info->lock, flags);
         get_signals(info);
         spin_unlock_irqrestore(&info->lock, flags);
-        hdlc_set_carrier(info->serial_signals & SerialSignal_DCD, dev);
-
+        if (info->serial_signals & SerialSignal_DCD)
+                netif_carrier_on(dev);
+        else
+                netif_carrier_off(dev);
         return 0;
 }
 
@@ -2522,8 +2524,12 @@ void isr_io_pin( SLMP_INFO *info, u16 status )
                         } else
                                 info->input_signal_events.dcd_down++;
 #ifdef CONFIG_HDLC
-                        if (info->netcount)
-                                hdlc_set_carrier(status & SerialSignal_DCD, info->netdev);
+                        if (info->netcount) {
+                                if (status & SerialSignal_DCD)
+                                        netif_carrier_on(info->netdev);
+                                else
+                                        netif_carrier_off(info->netdev);
+                        }
 #endif
                 }
                 if (status & MISCSTATUS_CTS_LATCHED)
diff --git a/drivers/char/tpm/tpm.c b/drivers/char/tpm/tpm.c
index 6889e7db3aff..a082a2e34252 100644
--- a/drivers/char/tpm/tpm.c
+++ b/drivers/char/tpm/tpm.c
@@ -1141,6 +1141,7 @@ struct tpm_chip *tpm_register_hardware(struct device *dev, const struct tpm_vend
                 put_device(dev);
                 clear_bit(chip->dev_num, dev_mask);
                 kfree(chip);
+                kfree(devname);
                 return NULL;
         }
 
diff --git a/drivers/char/tpm/tpm_tis.c b/drivers/char/tpm/tpm_tis.c
index 3232b1932597..ee7ac6f43c65 100644
--- a/drivers/char/tpm/tpm_tis.c
+++ b/drivers/char/tpm/tpm_tis.c
@@ -424,6 +424,7 @@ static irqreturn_t tis_int_handler(int irq, void *dev_id, struct pt_regs *regs)
         iowrite32(interrupt,
                   chip->vendor.iobase +
                   TPM_INT_STATUS(chip->vendor.locality));
+        ioread32(chip->vendor.iobase + TPM_INT_STATUS(chip->vendor.locality));
         return IRQ_HANDLED;
 }
 
@@ -431,23 +432,19 @@ static int interrupts = 1;
 module_param(interrupts, bool, 0444);
 MODULE_PARM_DESC(interrupts, "Enable interrupts");
 
-static int __devinit tpm_tis_pnp_init(struct pnp_dev *pnp_dev,
-                                      const struct pnp_device_id *pnp_id)
+static int tpm_tis_init(struct device *dev, resource_size_t start,
+                        resource_size_t len)
 {
         u32 vendor, intfcaps, intmask;
         int rc, i;
-        unsigned long start, len;
         struct tpm_chip *chip;
 
-        start = pnp_mem_start(pnp_dev, 0);
-        len = pnp_mem_len(pnp_dev, 0);
-
         if (!start)
                 start = TIS_MEM_BASE;
         if (!len)
                 len = TIS_MEM_LEN;
 
-        if (!(chip = tpm_register_hardware(&pnp_dev->dev, &tpm_tis)))
+        if (!(chip = tpm_register_hardware(dev, &tpm_tis)))
                 return -ENODEV;
 
         chip->vendor.iobase = ioremap(start, len);
@@ -464,7 +461,7 @@ static int __devinit tpm_tis_pnp_init(struct pnp_dev *pnp_dev,
         chip->vendor.timeout_c = msecs_to_jiffies(TIS_SHORT_TIMEOUT);
         chip->vendor.timeout_d = msecs_to_jiffies(TIS_SHORT_TIMEOUT);
 
-        dev_info(&pnp_dev->dev,
+        dev_info(dev,
                  "1.2 TPM (device-id 0x%X, rev-id %d)\n",
                  vendor >> 16, ioread8(chip->vendor.iobase + TPM_RID(0)));
 
@@ -472,26 +469,26 @@ static int __devinit tpm_tis_pnp_init(struct pnp_dev *pnp_dev,
         intfcaps =
             ioread32(chip->vendor.iobase +
                      TPM_INTF_CAPS(chip->vendor.locality));
-        dev_dbg(&pnp_dev->dev, "TPM interface capabilities (0x%x):\n",
+        dev_dbg(dev, "TPM interface capabilities (0x%x):\n",
                 intfcaps);
         if (intfcaps & TPM_INTF_BURST_COUNT_STATIC)
-                dev_dbg(&pnp_dev->dev, "\tBurst Count Static\n");
+                dev_dbg(dev, "\tBurst Count Static\n");
         if (intfcaps & TPM_INTF_CMD_READY_INT)
-                dev_dbg(&pnp_dev->dev, "\tCommand Ready Int Support\n");
+                dev_dbg(dev, "\tCommand Ready Int Support\n");
         if (intfcaps & TPM_INTF_INT_EDGE_FALLING)
-                dev_dbg(&pnp_dev->dev, "\tInterrupt Edge Falling\n");
+                dev_dbg(dev, "\tInterrupt Edge Falling\n");
         if (intfcaps & TPM_INTF_INT_EDGE_RISING)
-                dev_dbg(&pnp_dev->dev, "\tInterrupt Edge Rising\n");
+                dev_dbg(dev, "\tInterrupt Edge Rising\n");
         if (intfcaps & TPM_INTF_INT_LEVEL_LOW)
-                dev_dbg(&pnp_dev->dev, "\tInterrupt Level Low\n");
+                dev_dbg(dev, "\tInterrupt Level Low\n");
         if (intfcaps & TPM_INTF_INT_LEVEL_HIGH)
-                dev_dbg(&pnp_dev->dev, "\tInterrupt Level High\n");
+                dev_dbg(dev, "\tInterrupt Level High\n");
         if (intfcaps & TPM_INTF_LOCALITY_CHANGE_INT)
-                dev_dbg(&pnp_dev->dev, "\tLocality Change Int Support\n");
+                dev_dbg(dev, "\tLocality Change Int Support\n");
         if (intfcaps & TPM_INTF_STS_VALID_INT)
-                dev_dbg(&pnp_dev->dev, "\tSts Valid Int Support\n");
+                dev_dbg(dev, "\tSts Valid Int Support\n");
         if (intfcaps & TPM_INTF_DATA_AVAIL_INT)
-                dev_dbg(&pnp_dev->dev, "\tData Avail Int Support\n");
+                dev_dbg(dev, "\tData Avail Int Support\n");
 
         if (request_locality(chip, 0) != 0) {
                 rc = -ENODEV;
@@ -594,6 +591,16 @@ out_err:
         return rc;
 }
 
+static int __devinit tpm_tis_pnp_init(struct pnp_dev *pnp_dev,
+                                      const struct pnp_device_id *pnp_id)
+{
+        resource_size_t start, len;
+        start = pnp_mem_start(pnp_dev, 0);
+        len = pnp_mem_len(pnp_dev, 0);
+
+        return tpm_tis_init(&pnp_dev->dev, start, len);
+}
+
 static int tpm_tis_pnp_suspend(struct pnp_dev *dev, pm_message_t msg)
 {
         return tpm_pm_suspend(&dev->dev, msg);
@@ -628,8 +635,36 @@ module_param_string(hid, tpm_pnp_tbl[TIS_HID_USR_IDX].id,
                     sizeof(tpm_pnp_tbl[TIS_HID_USR_IDX].id), 0444);
 MODULE_PARM_DESC(hid, "Set additional specific HID for this driver to probe");
 
+static struct device_driver tis_drv = {
+        .name = "tpm_tis",
+        .bus = &platform_bus_type,
+        .owner = THIS_MODULE,
+        .suspend = tpm_pm_suspend,
+        .resume = tpm_pm_resume,
+};
+
+static struct platform_device *pdev;
+
+static int force;
+module_param(force, bool, 0444);
+MODULE_PARM_DESC(force, "Force device probe rather than using ACPI entry");
 static int __init init_tis(void)
 {
+        int rc;
+
+        if (force) {
+                rc = driver_register(&tis_drv);
+                if (rc < 0)
+                        return rc;
+                if (IS_ERR(pdev=platform_device_register_simple("tpm_tis", -1, NULL, 0)))
+                        return PTR_ERR(pdev);
+                if((rc=tpm_tis_init(&pdev->dev, 0, 0)) != 0) {
+                        platform_device_unregister(pdev);
+                        driver_unregister(&tis_drv);
+                }
+                return rc;
+        }
+
         return pnp_register_driver(&tis_pnp_driver);
 }
 
@@ -654,7 +689,11 @@ static void __exit cleanup_tis(void)
                 tpm_remove_hardware(chip->dev);
         }
         spin_unlock(&tis_lock);
-        pnp_unregister_driver(&tis_pnp_driver);
+        if (force) {
+                platform_device_unregister(pdev);
+                driver_unregister(&tis_drv);
+        } else
+                pnp_unregister_driver(&tis_pnp_driver);
 }
 
 module_init(init_tis);
diff --git a/drivers/char/vr41xx_giu.c b/drivers/char/vr41xx_giu.c
index 1b9b1f1d4c49..8116a47b80f4 100644
--- a/drivers/char/vr41xx_giu.c
+++ b/drivers/char/vr41xx_giu.c
@@ -33,6 +33,7 @@
 #include <asm/cpu.h>
 #include <asm/io.h>
 #include <asm/vr41xx/giu.h>
+#include <asm/vr41xx/irq.h>
 #include <asm/vr41xx/vr41xx.h>
 
 MODULE_AUTHOR("Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>");