Merge with master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6.git

14 files changed, 109 insertions, 58 deletions

diff --git a/drivers/pci/hotplug/ibmphp.h b/drivers/pci/hotplug/ibmphp.h
index 5bc039da647f..c22e0284d7b1 100644
--- a/drivers/pci/hotplug/ibmphp.h
+++ b/drivers/pci/hotplug/ibmphp.h
@@ -196,7 +196,7 @@ struct ebda_hpc_bus {
 
 
 /********************************************************************
-*   THREE TYPE OF HOT PLUG CONTROLER                                *
+*   THREE TYPE OF HOT PLUG CONTROLLER                                *
 ********************************************************************/
 
 struct isa_ctlr_access {
diff --git a/drivers/pci/hotplug/ibmphp_hpc.c b/drivers/pci/hotplug/ibmphp_hpc.c
index 6894b548c8ca..1a3eb8d3d4cb 100644
--- a/drivers/pci/hotplug/ibmphp_hpc.c
+++ b/drivers/pci/hotplug/ibmphp_hpc.c
@@ -64,7 +64,7 @@ static int to_debug = FALSE;
 #define WPG_I2C_OR              0x2000  // I2C OR operation
 
 //----------------------------------------------------------------------------
-// Command set for I2C Master Operation Setup Regisetr
+// Command set for I2C Master Operation Setup Register
 //----------------------------------------------------------------------------
 #define WPG_READATADDR_MASK     0x00010000      // read,bytes,I2C shifted,index
 #define WPG_WRITEATADDR_MASK    0x40010000      // write,bytes,I2C shifted,index
@@ -835,7 +835,7 @@ static void poll_hpc (void)
                 if (ibmphp_shutdown) 
                         break;
                 
-                /* try to get the lock to do some kind of harware access */
+                /* try to get the lock to do some kind of hardware access */
                 down (&semOperations);
 
                 switch (poll_state) {
@@ -906,7 +906,7 @@ static void poll_hpc (void)
                                 poll_state = POLL_LATCH_REGISTER;
                         break;
                 }       
-                /* give up the harware semaphore */
+                /* give up the hardware semaphore */
                 up (&semOperations);
                 /* sleep for a short time just for good measure */
                 msleep(100);
diff --git a/drivers/pci/hotplug/ibmphp_pci.c b/drivers/pci/hotplug/ibmphp_pci.c
index 2335fac65fb4..8122fe734aa7 100644
--- a/drivers/pci/hotplug/ibmphp_pci.c
+++ b/drivers/pci/hotplug/ibmphp_pci.c
@@ -1308,10 +1308,10 @@ static int unconfigure_boot_device (u8 busno, u8 device, u8 function)
                         /* ????????? DO WE NEED TO WRITE ANYTHING INTO THE PCI CONFIG SPACE BACK ?????????? */
                 } else {
                         /* This is Memory */
-                        start_address &= PCI_BASE_ADDRESS_MEM_MASK;
                         if (start_address & PCI_BASE_ADDRESS_MEM_PREFETCH) {
                                 /* pfmem */
                                 debug ("start address of pfmem is %x\n", start_address);
+                                start_address &= PCI_BASE_ADDRESS_MEM_MASK;
 
                                 if (ibmphp_find_resource (bus, start_address, &pfmem, PFMEM) < 0) {
                                         err ("cannot find corresponding PFMEM resource to remove\n");
@@ -1325,6 +1325,8 @@ static int unconfigure_boot_device (u8 busno, u8 device, u8 function)
                         } else {
                                 /* regular memory */
                                 debug ("start address of mem is %x\n", start_address);
+                                start_address &= PCI_BASE_ADDRESS_MEM_MASK;
+
                                 if (ibmphp_find_resource (bus, start_address, &mem, MEM) < 0) {
                                         err ("cannot find corresponding MEM resource to remove\n");
                                         return -EIO;
@@ -1422,9 +1424,9 @@ static int unconfigure_boot_bridge (u8 busno, u8 device, u8 function)
                         /* ????????? DO WE NEED TO WRITE ANYTHING INTO THE PCI CONFIG SPACE BACK ?????????? */
                 } else {
                         /* This is Memory */
-                        start_address &= PCI_BASE_ADDRESS_MEM_MASK;
                         if (start_address & PCI_BASE_ADDRESS_MEM_PREFETCH) {
                                 /* pfmem */
+                                start_address &= PCI_BASE_ADDRESS_MEM_MASK;
                                 if (ibmphp_find_resource (bus, start_address, &pfmem, PFMEM) < 0) {
                                         err ("cannot find corresponding PFMEM resource to remove\n");
                                         return -EINVAL;
@@ -1436,6 +1438,7 @@ static int unconfigure_boot_bridge (u8 busno, u8 device, u8 function)
                                 }
                         } else {
                                 /* regular memory */
+                                start_address &= PCI_BASE_ADDRESS_MEM_MASK;
                                 if (ibmphp_find_resource (bus, start_address, &mem, MEM) < 0) {
                                         err ("cannot find corresponding MEM resource to remove\n");
                                         return -EINVAL;
diff --git a/drivers/pci/hotplug/pci_hotplug.h b/drivers/pci/hotplug/pci_hotplug.h
index 57ace325168d..88d44f7fef29 100644
--- a/drivers/pci/hotplug/pci_hotplug.h
+++ b/drivers/pci/hotplug/pci_hotplug.h
@@ -150,7 +150,7 @@ struct hotplug_slot_info {
  * @name: the name of the slot being registered.  This string must
  * be unique amoung slots registered on this system.
  * @ops: pointer to the &struct hotplug_slot_ops to be used for this slot
- * @info: pointer to the &struct hotplug_slot_info for the inital values for
+ * @info: pointer to the &struct hotplug_slot_info for the initial values for
  * this slot.
  * @release: called during pci_hp_deregister to free memory allocated in a
  * hotplug_slot structure.
diff --git a/drivers/pci/hotplug/pciehp_core.c b/drivers/pci/hotplug/pciehp_core.c
index 72baf749e65e..ed1fd8d6178d 100644
--- a/drivers/pci/hotplug/pciehp_core.c
+++ b/drivers/pci/hotplug/pciehp_core.c
@@ -90,6 +90,22 @@ static struct hotplug_slot_ops pciehp_hotplug_slot_ops = {
         .get_cur_bus_speed =    get_cur_bus_speed,
 };
 
+/**
+ * release_slot - free up the memory used by a slot
+ * @hotplug_slot: slot to free
+ */
+static void release_slot(struct hotplug_slot *hotplug_slot)
+{
+        struct slot *slot = hotplug_slot->private;
+
+        dbg("%s - physical_slot = %s\n", __FUNCTION__, hotplug_slot->name);
+
+        kfree(slot->hotplug_slot->info);
+        kfree(slot->hotplug_slot->name);
+        kfree(slot->hotplug_slot);
+        kfree(slot);
+}
+
 static int init_slots(struct controller *ctrl)
 {
         struct slot *new_slot;
@@ -139,7 +155,8 @@ static int init_slots(struct controller *ctrl)
 
                 /* register this slot with the hotplug pci core */
                 new_slot->hotplug_slot->private = new_slot;
-                make_slot_name (new_slot->hotplug_slot->name, SLOT_NAME_SIZE, new_slot);
+                new_slot->hotplug_slot->release = &release_slot;
+                make_slot_name(new_slot->hotplug_slot->name, SLOT_NAME_SIZE, new_slot);
                 new_slot->hotplug_slot->ops = &pciehp_hotplug_slot_ops;
 
                 new_slot->hpc_ops->get_power_status(new_slot, &(new_slot->hotplug_slot->info->power_status));
@@ -188,10 +205,6 @@ static int cleanup_slots (struct controller * ctrl)
         while (old_slot) {
                 next_slot = old_slot->next;
                 pci_hp_deregister (old_slot->hotplug_slot);
-                kfree(old_slot->hotplug_slot->info);
-                kfree(old_slot->hotplug_slot->name);
-                kfree(old_slot->hotplug_slot);
-                kfree(old_slot);
                 old_slot = next_slot;
         }
 
diff --git a/drivers/pci/hotplug/pcihp_skeleton.c b/drivers/pci/hotplug/pcihp_skeleton.c
index 6605d6bda529..3194d51c6ec9 100644
--- a/drivers/pci/hotplug/pcihp_skeleton.c
+++ b/drivers/pci/hotplug/pcihp_skeleton.c
@@ -297,7 +297,7 @@ static int __init init_slots(void)
                 hotplug_slot->ops = &skel_hotplug_slot_ops;
                 
                 /*
-                 * Initilize the slot info structure with some known
+                 * Initialize the slot info structure with some known
                  * good values.
                  */
                 info->power_status = get_power_status(slot);
diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index 22ecd3b058be..30206ac43c44 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -522,7 +522,7 @@ void pci_scan_msi_device(struct pci_dev *dev)
  * msi_capability_init - configure device's MSI capability structure
  * @dev: pointer to the pci_dev data structure of MSI device function
  *
- * Setup the MSI capability structure of device funtion with a single
+ * Setup the MSI capability structure of device function with a single
  * MSI vector, regardless of device function is capable of handling
  * multiple messages. A return of zero indicates the successful setup
  * of an entry zero with the new MSI vector or non-zero for otherwise.
@@ -599,7 +599,7 @@ static int msi_capability_init(struct pci_dev *dev)
  * msix_capability_init - configure device's MSI-X capability
  * @dev: pointer to the pci_dev data structure of MSI-X device function
  *
- * Setup the MSI-X capability structure of device funtion with a
+ * Setup the MSI-X capability structure of device function with a
  * single MSI-X vector. A return of zero indicates the successful setup of
  * requested MSI-X entries with allocated vectors or non-zero for otherwise.
  **/
@@ -1074,7 +1074,7 @@ void pci_disable_msix(struct pci_dev* dev)
  * msi_remove_pci_irq_vectors - reclaim MSI(X) vectors to unused state
  * @dev: pointer to the pci_dev data structure of MSI(X) device function
  *
- * Being called during hotplug remove, from which the device funciton
+ * Being called during hotplug remove, from which the device function
  * is hot-removed. All previous assigned MSI/MSI-X vectors, if
  * allocated for this device function, are reclaimed to unused state,
  * which may be used later on.
diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c
index 968eb32f292d..bc01d34e2634 100644
--- a/drivers/pci/pci-acpi.c
+++ b/drivers/pci/pci-acpi.c
@@ -19,7 +19,7 @@
 
 static u32 ctrlset_buf[3] = {0, 0, 0};
 static u32 global_ctrlsets = 0;
-u8 OSC_UUID[16] = {0x5B, 0x4D, 0xDB, 0x33, 0xF7, 0x1F, 0x1C, 0x40, 0x96, 0x57, 0x74, 0x41, 0xC0, 0x3D, 0xD7, 0x66};
+static u8 OSC_UUID[16] = {0x5B, 0x4D, 0xDB, 0x33, 0xF7, 0x1F, 0x1C, 0x40, 0x96, 0x57, 0x74, 0x41, 0xC0, 0x3D, 0xD7, 0x66};
 
 static acpi_status  
 acpi_query_osc (
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index 37b7961efc44..fe98553c978f 100644
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -318,6 +318,14 @@ static int pci_device_resume(struct device * dev)
         return 0;
 }
 
+static void pci_device_shutdown(struct device *dev)
+{
+        struct pci_dev *pci_dev = to_pci_dev(dev);
+        struct pci_driver *drv = pci_dev->driver;
+
+        if (drv && drv->shutdown)
+                drv->shutdown(pci_dev);
+}
 
 #define kobj_to_pci_driver(obj) container_of(obj, struct device_driver, kobj)
 #define attr_to_driver_attribute(obj) container_of(obj, struct driver_attribute, attr)
@@ -373,7 +381,7 @@ pci_populate_driver_dir(struct pci_driver *drv)
  * 
  * Adds the driver structure to the list of registered drivers.
  * Returns a negative value on error, otherwise 0. 
- * If no error occured, the driver remains registered even if 
+ * If no error occurred, the driver remains registered even if 
  * no device was claimed during registration.
  */
 int pci_register_driver(struct pci_driver *drv)
@@ -385,6 +393,7 @@ int pci_register_driver(struct pci_driver *drv)
         drv->driver.bus = &pci_bus_type;
         drv->driver.probe = pci_device_probe;
         drv->driver.remove = pci_device_remove;
+        drv->driver.shutdown = pci_device_shutdown,
         drv->driver.owner = drv->owner;
         drv->driver.kobj.ktype = &pci_driver_kobj_type;
         pci_init_dynids(&drv->dynids);
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
index d57ae71d32b1..8568b207f189 100644
--- a/drivers/pci/pci-sysfs.c
+++ b/drivers/pci/pci-sysfs.c
@@ -91,6 +91,7 @@ pci_read_config(struct kobject *kobj, char *buf, loff_t off, size_t count)
         struct pci_dev *dev = to_pci_dev(container_of(kobj,struct device,kobj));
         unsigned int size = 64;
         loff_t init_off = off;
+        u8 *data = (u8*) buf;
 
         /* Several chips lock up trying to read undefined config space */
         if (capable(CAP_SYS_ADMIN)) {
@@ -108,30 +109,47 @@ pci_read_config(struct kobject *kobj, char *buf, loff_t off, size_t count)
                 size = count;
         }
 
-        while (off & 3) {
-                unsigned char val;
+        if ((off & 1) && size) {
+                u8 val;
                 pci_read_config_byte(dev, off, &val);
-                buf[off - init_off] = val;
+                data[off - init_off] = val;
                 off++;
-                if (--size == 0)
-                        break;
+                size--;
+        }
+
+        if ((off & 3) && size > 2) {
+                u16 val;
+                pci_read_config_word(dev, off, &val);
+                data[off - init_off] = val & 0xff;
+                data[off - init_off + 1] = (val >> 8) & 0xff;
+                off += 2;
+                size -= 2;
         }
 
         while (size > 3) {
-                unsigned int val;
+                u32 val;
                 pci_read_config_dword(dev, off, &val);
-                buf[off - init_off] = val & 0xff;
-                buf[off - init_off + 1] = (val >> 8) & 0xff;
-                buf[off - init_off + 2] = (val >> 16) & 0xff;
-                buf[off - init_off + 3] = (val >> 24) & 0xff;
+                data[off - init_off] = val & 0xff;
+                data[off - init_off + 1] = (val >> 8) & 0xff;
+                data[off - init_off + 2] = (val >> 16) & 0xff;
+                data[off - init_off + 3] = (val >> 24) & 0xff;
                 off += 4;
                 size -= 4;
         }
 
-        while (size > 0) {
-                unsigned char val;
+        if (size >= 2) {
+                u16 val;
+                pci_read_config_word(dev, off, &val);
+                data[off - init_off] = val & 0xff;
+                data[off - init_off + 1] = (val >> 8) & 0xff;
+                off += 2;
+                size -= 2;
+        }
+
+        if (size > 0) {
+                u8 val;
                 pci_read_config_byte(dev, off, &val);
-                buf[off - init_off] = val;
+                data[off - init_off] = val;
                 off++;
                 --size;
         }
@@ -145,6 +163,7 @@ pci_write_config(struct kobject *kobj, char *buf, loff_t off, size_t count)
         struct pci_dev *dev = to_pci_dev(container_of(kobj,struct device,kobj));
         unsigned int size = count;
         loff_t init_off = off;
+        u8 *data = (u8*) buf;
 
         if (off > dev->cfg_size)
                 return 0;
@@ -152,26 +171,41 @@ pci_write_config(struct kobject *kobj, char *buf, loff_t off, size_t count)
                 size = dev->cfg_size - off;
                 count = size;
         }
-
-        while (off & 3) {
-                pci_write_config_byte(dev, off, buf[off - init_off]);
+        
+        if ((off & 1) && size) {
+                pci_write_config_byte(dev, off, data[off - init_off]);
                 off++;
-                if (--size == 0)
-                        break;
+                size--;
         }
+        
+        if ((off & 3) && size > 2) {
+                u16 val = data[off - init_off];
+                val |= (u16) data[off - init_off + 1] << 8;
+                pci_write_config_word(dev, off, val);
+                off += 2;
+                size -= 2;
+        }
 
         while (size > 3) {
-                unsigned int val = buf[off - init_off];
-                val |= (unsigned int) buf[off - init_off + 1] << 8;
-                val |= (unsigned int) buf[off - init_off + 2] << 16;
-                val |= (unsigned int) buf[off - init_off + 3] << 24;
+                u32 val = data[off - init_off];
+                val |= (u32) data[off - init_off + 1] << 8;
+                val |= (u32) data[off - init_off + 2] << 16;
+                val |= (u32) data[off - init_off + 3] << 24;
                 pci_write_config_dword(dev, off, val);
                 off += 4;
                 size -= 4;
         }
+        
+        if (size >= 2) {
+                u16 val = data[off - init_off];
+                val |= (u16) data[off - init_off + 1] << 8;
+                pci_write_config_word(dev, off, val);
+                off += 2;
+                size -= 2;
+        }
 
-        while (size > 0) {
-                pci_write_config_byte(dev, off, buf[off - init_off]);
+        if (size) {
+                pci_write_config_byte(dev, off, data[off - init_off]);
                 off++;
                 --size;
         }
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index bfbff8335268..f04b9ffe4153 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -16,6 +16,7 @@
 #include <linux/module.h>
 #include <linux/spinlock.h>
 #include <asm/dma.h>    /* isa_dma_bridge_buggy */
+#include "pci.h"
 
 
 /**
@@ -398,10 +399,10 @@ pci_enable_device(struct pci_dev *dev)
 {
         int err;
 
-        dev->is_enabled = 1;
         if ((err = pci_enable_device_bars(dev, (1 << PCI_NUM_RESOURCES) - 1)))
                 return err;
         pci_fixup_device(pci_fixup_enable, dev);
+        dev->is_enabled = 1;
         return 0;
 }
 
@@ -427,16 +428,15 @@ pci_disable_device(struct pci_dev *dev)
 {
         u16 pci_command;
         
-        dev->is_enabled = 0;
-        dev->is_busmaster = 0;
-
         pci_read_config_word(dev, PCI_COMMAND, &pci_command);
         if (pci_command & PCI_COMMAND_MASTER) {
                 pci_command &= ~PCI_COMMAND_MASTER;
                 pci_write_config_word(dev, PCI_COMMAND, pci_command);
         }
+        dev->is_busmaster = 0;
 
         pcibios_disable_device(dev);
+        dev->is_enabled = 0;
 }
 
 /**
@@ -749,17 +749,6 @@ pci_set_dma_mask(struct pci_dev *dev, u64 mask)
 }
     
 int
-pci_dac_set_dma_mask(struct pci_dev *dev, u64 mask)
-{
-        if (!pci_dac_dma_supported(dev, mask))
-                return -EIO;
-
-        dev->dma_mask = mask;
-
-        return 0;
-}
-
-int
 pci_set_consistent_dma_mask(struct pci_dev *dev, u64 mask)
 {
         if (!pci_dma_supported(dev, mask))
@@ -821,7 +810,6 @@ EXPORT_SYMBOL(pci_set_master);
 EXPORT_SYMBOL(pci_set_mwi);
 EXPORT_SYMBOL(pci_clear_mwi);
 EXPORT_SYMBOL(pci_set_dma_mask);
-EXPORT_SYMBOL(pci_dac_set_dma_mask);
 EXPORT_SYMBOL(pci_set_consistent_dma_mask);
 EXPORT_SYMBOL(pci_assign_resource);
 EXPORT_SYMBOL(pci_find_parent_resource);
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 6f0edadd132c..b7ae87823c69 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -9,6 +9,7 @@
 #include <linux/slab.h>
 #include <linux/module.h>
 #include <linux/cpumask.h>
+#include "pci.h"
 
 #define CARDBUS_LATENCY_TIMER   176     /* secondary latency timer */
 #define CARDBUS_RESERVE_BUSNR   3
diff --git a/drivers/pci/proc.c b/drivers/pci/proc.c
index 84cc4f620d8d..e68bbfb1e7c3 100644
--- a/drivers/pci/proc.c
+++ b/drivers/pci/proc.c
@@ -15,6 +15,7 @@
 
 #include <asm/uaccess.h>
 #include <asm/byteorder.h>
+#include "pci.h"
 
 static int proc_initialized;    /* = 0 */
 
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 15a398051682..026aa04669a2 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -18,6 +18,7 @@
 #include <linux/pci.h>
 #include <linux/init.h>
 #include <linux/delay.h>
+#include "pci.h"
 
 /* Deal with broken BIOS'es that neglect to enable passive release,
    which can cause problems in combination with the 82441FX/PPro MTRRs */
@@ -328,6 +329,7 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,    PCI_DEVICE_ID_INTEL_82801CA_12,
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,    PCI_DEVICE_ID_INTEL_82801DB_0,         quirk_ich4_lpc_acpi );
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,    PCI_DEVICE_ID_INTEL_82801DB_12,        quirk_ich4_lpc_acpi );
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,    PCI_DEVICE_ID_INTEL_82801EB_0,         quirk_ich4_lpc_acpi );
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL,    PCI_DEVICE_ID_INTEL_ESB_1,             quirk_ich4_lpc_acpi );
 
 /*
  * VIA ACPI: One IO region pointed to by longword at