[ACPI] Lindent all ACPI files

Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 125 insertions, 138 deletions

diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c
index c885300579e..2bbfba8e8c6 100644
--- a/drivers/acpi/pci_irq.c
+++ b/drivers/acpi/pci_irq.c
@@ -38,26 +38,22 @@
 #include <acpi/acpi_bus.h>
 #include <acpi/acpi_drivers.h>
 
-
 #define _COMPONENT              ACPI_PCI_COMPONENT
-ACPI_MODULE_NAME                ("pci_irq")
+ACPI_MODULE_NAME("pci_irq")
 
-static struct acpi_prt_list     acpi_prt;
+static struct acpi_prt_list acpi_prt;
 static DEFINE_SPINLOCK(acpi_prt_lock);
 
 /* --------------------------------------------------------------------------
                          PCI IRQ Routing Table (PRT) Support
    -------------------------------------------------------------------------- */
 
-static struct acpi_prt_entry *
-acpi_pci_irq_find_prt_entry (
-        int                     segment,
-        int                     bus,
-        int                     device,
-        int                     pin)
+static struct acpi_prt_entry *acpi_pci_irq_find_prt_entry(int segment,
+                                                          int bus,
+                                                          int device, int pin)
 {
-        struct list_head        *node = NULL;
-        struct acpi_prt_entry   *entry = NULL;
+        struct list_head *node = NULL;
+        struct acpi_prt_entry *entry = NULL;
 
         ACPI_FUNCTION_TRACE("acpi_pci_irq_find_prt_entry");
 
@@ -72,10 +68,10 @@ acpi_pci_irq_find_prt_entry (
         spin_lock(&acpi_prt_lock);
         list_for_each(node, &acpi_prt.entries) {
                 entry = list_entry(node, struct acpi_prt_entry, node);
-                if ((segment == entry->id.segment) 
-                        && (bus == entry->id.bus) 
-                        && (device == entry->id.device)
-                        && (pin == entry->pin)) {
+                if ((segment == entry->id.segment)
+                    && (bus == entry->id.bus)
+                    && (device == entry->id.device)
+                    && (pin == entry->pin)) {
                         spin_unlock(&acpi_prt_lock);
                         return_PTR(entry);
                 }
@@ -85,15 +81,11 @@ acpi_pci_irq_find_prt_entry (
         return_PTR(NULL);
 }
 
-
 static int
-acpi_pci_irq_add_entry (
-        acpi_handle                     handle,
-        int                             segment,
-        int                             bus,
-        struct acpi_pci_routing_table   *prt)
+acpi_pci_irq_add_entry(acpi_handle handle,
+                       int segment, int bus, struct acpi_pci_routing_table *prt)
 {
-        struct acpi_prt_entry   *entry = NULL;
+        struct acpi_prt_entry *entry = NULL;
 
         ACPI_FUNCTION_TRACE("acpi_pci_irq_add_entry");
 
@@ -139,9 +131,10 @@ acpi_pci_irq_add_entry (
                 entry->link.index = prt->source_index;
 
         ACPI_DEBUG_PRINT_RAW((ACPI_DB_INFO,
-                "      %02X:%02X:%02X[%c] -> %s[%d]\n", 
-                entry->id.segment, entry->id.bus, entry->id.device, 
-                ('A' + entry->pin), prt->source, entry->link.index));
+                              "      %02X:%02X:%02X[%c] -> %s[%d]\n",
+                              entry->id.segment, entry->id.bus,
+                              entry->id.device, ('A' + entry->pin), prt->source,
+                              entry->link.index));
 
         spin_lock(&acpi_prt_lock);
         list_add_tail(&entry->node, &acpi_prt.entries);
@@ -151,38 +144,29 @@ acpi_pci_irq_add_entry (
         return_VALUE(0);
 }
 
-
 static void
-acpi_pci_irq_del_entry (
-        int                             segment,
-        int                             bus,
-        struct acpi_prt_entry           *entry)
+acpi_pci_irq_del_entry(int segment, int bus, struct acpi_prt_entry *entry)
 {
-        if (segment == entry->id.segment && bus == entry->id.bus){
+        if (segment == entry->id.segment && bus == entry->id.bus) {
                 acpi_prt.count--;
                 list_del(&entry->node);
                 kfree(entry);
         }
 }
 
-
-int
-acpi_pci_irq_add_prt (
-        acpi_handle             handle,
-        int                     segment,
-        int                     bus)
+int acpi_pci_irq_add_prt(acpi_handle handle, int segment, int bus)
 {
-        acpi_status                     status = AE_OK;
-        char                            *pathname = NULL;
-        struct acpi_buffer              buffer = {0, NULL};
-        struct acpi_pci_routing_table   *prt = NULL;
-        struct acpi_pci_routing_table   *entry = NULL;
-        static int                      first_time = 1;
+        acpi_status status = AE_OK;
+        char *pathname = NULL;
+        struct acpi_buffer buffer = { 0, NULL };
+        struct acpi_pci_routing_table *prt = NULL;
+        struct acpi_pci_routing_table *entry = NULL;
+        static int first_time = 1;
 
         ACPI_FUNCTION_TRACE("acpi_pci_irq_add_prt");
 
-        pathname = (char *) kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL);
-        if(!pathname)
+        pathname = (char *)kmalloc(ACPI_PATHNAME_MAX, GFP_KERNEL);
+        if (!pathname)
                 return_VALUE(-ENOMEM);
         memset(pathname, 0, ACPI_PATHNAME_MAX);
 
@@ -202,7 +186,7 @@ acpi_pci_irq_add_prt (
         acpi_get_name(handle, ACPI_FULL_PATHNAME, &buffer);
 
         printk(KERN_DEBUG "ACPI: PCI Interrupt Routing Table [%s._PRT]\n",
-                pathname);
+               pathname);
 
         /* 
          * Evaluate this _PRT and add its entries to our global list (acpi_prt).
@@ -214,12 +198,12 @@ acpi_pci_irq_add_prt (
         status = acpi_get_irq_routing_table(handle, &buffer);
         if (status != AE_BUFFER_OVERFLOW) {
                 ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error evaluating _PRT [%s]\n",
-                        acpi_format_exception(status)));
+                                  acpi_format_exception(status)));
                 return_VALUE(-ENODEV);
         }
 
         prt = kmalloc(buffer.length, GFP_KERNEL);
-        if (!prt){
+        if (!prt) {
                 return_VALUE(-ENOMEM);
         }
         memset(prt, 0, buffer.length);
@@ -228,7 +212,7 @@ acpi_pci_irq_add_prt (
         status = acpi_get_irq_routing_table(handle, &buffer);
         if (ACPI_FAILURE(status)) {
                 ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error evaluating _PRT [%s]\n",
-                        acpi_format_exception(status)));
+                                  acpi_format_exception(status)));
                 kfree(buffer.pointer);
                 return_VALUE(-ENODEV);
         }
@@ -238,7 +222,7 @@ acpi_pci_irq_add_prt (
         while (entry && (entry->length > 0)) {
                 acpi_pci_irq_add_entry(handle, segment, bus, entry);
                 entry = (struct acpi_pci_routing_table *)
-                        ((unsigned long) entry + entry->length);
+                    ((unsigned long)entry + entry->length);
         }
 
         kfree(prt);
@@ -246,18 +230,18 @@ acpi_pci_irq_add_prt (
         return_VALUE(0);
 }
 
-void
-acpi_pci_irq_del_prt (int segment, int bus)
+void acpi_pci_irq_del_prt(int segment, int bus)
 {
-        struct list_head        *node = NULL, *n = NULL;
-        struct acpi_prt_entry   *entry = NULL;
+        struct list_head *node = NULL, *n = NULL;
+        struct acpi_prt_entry *entry = NULL;
 
-        if (!acpi_prt.count)    {
+        if (!acpi_prt.count) {
                 return;
         }
 
-        printk(KERN_DEBUG "ACPI: Delete PCI Interrupt Routing Table for %x:%x\n",
-                segment, bus);
+        printk(KERN_DEBUG
+               "ACPI: Delete PCI Interrupt Routing Table for %x:%x\n", segment,
+               bus);
         spin_lock(&acpi_prt_lock);
         list_for_each_safe(node, n, &acpi_prt.entries) {
                 entry = list_entry(node, struct acpi_prt_entry, node);
@@ -266,26 +250,27 @@ acpi_pci_irq_del_prt (int segment, int bus)
         }
         spin_unlock(&acpi_prt_lock);
 }
+
 /* --------------------------------------------------------------------------
                           PCI Interrupt Routing Support
    -------------------------------------------------------------------------- */
-typedef int (*irq_lookup_func)(struct acpi_prt_entry *, int *, int *, char **);
+typedef int (*irq_lookup_func) (struct acpi_prt_entry *, int *, int *, char **);
 
 static int
 acpi_pci_allocate_irq(struct acpi_prt_entry *entry,
-        int     *edge_level,
-        int     *active_high_low,
-        char    **link)
+                      int *edge_level, int *active_high_low, char **link)
 {
-        int     irq;
+        int irq;
 
         ACPI_FUNCTION_TRACE("acpi_pci_allocate_irq");
 
         if (entry->link.handle) {
                 irq = acpi_pci_link_allocate_irq(entry->link.handle,
-                        entry->link.index, edge_level, active_high_low, link);
+                                                 entry->link.index, edge_level,
+                                                 active_high_low, link);
                 if (irq < 0) {
-                        ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Invalid IRQ link routing entry\n"));
+                        ACPI_DEBUG_PRINT((ACPI_DB_WARN,
+                                          "Invalid IRQ link routing entry\n"));
                         return_VALUE(-1);
                 }
         } else {
@@ -300,11 +285,9 @@ acpi_pci_allocate_irq(struct acpi_prt_entry *entry,
 
 static int
 acpi_pci_free_irq(struct acpi_prt_entry *entry,
-        int     *edge_level,
-        int     *active_high_low,
-        char    **link)
+                  int *edge_level, int *active_high_low, char **link)
 {
-        int     irq;
+        int irq;
 
         ACPI_FUNCTION_TRACE("acpi_pci_free_irq");
         if (entry->link.handle) {
@@ -314,38 +297,36 @@ acpi_pci_free_irq(struct acpi_prt_entry *entry,
         }
         return_VALUE(irq);
 }
+
 /*
  * acpi_pci_irq_lookup
  * success: return IRQ >= 0
  * failure: return -1
  */
 static int
-acpi_pci_irq_lookup (
-        struct pci_bus          *bus,
-        int                     device,
-        int                     pin,
-        int                     *edge_level,
-        int                     *active_high_low,
-        char                    **link,
-        irq_lookup_func         func)
+acpi_pci_irq_lookup(struct pci_bus *bus,
+                    int device,
+                    int pin,
+                    int *edge_level,
+                    int *active_high_low, char **link, irq_lookup_func func)
 {
-        struct acpi_prt_entry   *entry = NULL;
+        struct acpi_prt_entry *entry = NULL;
         int segment = pci_domain_nr(bus);
         int bus_nr = bus->number;
         int ret;
 
         ACPI_FUNCTION_TRACE("acpi_pci_irq_lookup");
 
-        ACPI_DEBUG_PRINT((ACPI_DB_INFO, 
-                "Searching for PRT entry for %02x:%02x:%02x[%c]\n", 
-                segment, bus_nr, device, ('A' + pin)));
+        ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+                          "Searching for PRT entry for %02x:%02x:%02x[%c]\n",
+                          segment, bus_nr, device, ('A' + pin)));
 
-        entry = acpi_pci_irq_find_prt_entry(segment, bus_nr, device, pin); 
+        entry = acpi_pci_irq_find_prt_entry(segment, bus_nr, device, pin);
         if (!entry) {
                 ACPI_DEBUG_PRINT((ACPI_DB_INFO, "PRT entry not found\n"));
                 return_VALUE(-1);
         }
-        
+
         ret = func(entry, edge_level, active_high_low, link);
         return_VALUE(ret);
 }
@@ -356,17 +337,14 @@ acpi_pci_irq_lookup (
  * failure: return < 0
  */
 static int
-acpi_pci_irq_derive (
-        struct pci_dev          *dev,
-        int                     pin,
-        int                     *edge_level,
-        int                     *active_high_low,
-        char                    **link,
-        irq_lookup_func         func)
+acpi_pci_irq_derive(struct pci_dev *dev,
+                    int pin,
+                    int *edge_level,
+                    int *active_high_low, char **link, irq_lookup_func func)
 {
-        struct pci_dev          *bridge = dev;
-        int                     irq = -1;
-        u8                      bridge_pin = 0;
+        struct pci_dev *bridge = dev;
+        int irq = -1;
+        u8 bridge_pin = 0;
 
         ACPI_FUNCTION_TRACE("acpi_pci_irq_derive");
 
@@ -383,28 +361,33 @@ acpi_pci_irq_derive (
 
                 if ((bridge->class >> 8) == PCI_CLASS_BRIDGE_CARDBUS) {
                         /* PC card has the same IRQ as its cardbridge */
-                        pci_read_config_byte(bridge, PCI_INTERRUPT_PIN, &bridge_pin);
+                        pci_read_config_byte(bridge, PCI_INTERRUPT_PIN,
+                                             &bridge_pin);
                         if (!bridge_pin) {
-                                ACPI_DEBUG_PRINT((ACPI_DB_INFO, 
-                                        "No interrupt pin configured for device %s\n", pci_name(bridge)));
+                                ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+                                                  "No interrupt pin configured for device %s\n",
+                                                  pci_name(bridge)));
                                 return_VALUE(-1);
                         }
                         /* Pin is from 0 to 3 */
-                        bridge_pin --;
+                        bridge_pin--;
                         pin = bridge_pin;
                 }
 
                 irq = acpi_pci_irq_lookup(bridge->bus, PCI_SLOT(bridge->devfn),
-                        pin, edge_level, active_high_low, link, func);
+                                          pin, edge_level, active_high_low,
+                                          link, func);
         }
 
         if (irq < 0) {
-                ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Unable to derive IRQ for device %s\n", pci_name(dev)));
+                ACPI_DEBUG_PRINT((ACPI_DB_WARN,
+                                  "Unable to derive IRQ for device %s\n",
+                                  pci_name(dev)));
                 return_VALUE(-1);
         }
 
         ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Derive IRQ %d for device %s from %s\n",
-                irq, pci_name(dev), pci_name(bridge)));
+                          irq, pci_name(dev), pci_name(bridge)));
 
         return_VALUE(irq);
 }
@@ -415,31 +398,32 @@ acpi_pci_irq_derive (
  * failure: return < 0
  */
 
-int
-acpi_pci_irq_enable (
-        struct pci_dev          *dev)
+int acpi_pci_irq_enable(struct pci_dev *dev)
 {
-        int                     irq = 0;
-        u8                      pin = 0;
-        int                     edge_level = ACPI_LEVEL_SENSITIVE;
-        int                     active_high_low = ACPI_ACTIVE_LOW;
-        char                    *link = NULL;
-        int                     rc;
+        int irq = 0;
+        u8 pin = 0;
+        int edge_level = ACPI_LEVEL_SENSITIVE;
+        int active_high_low = ACPI_ACTIVE_LOW;
+        char *link = NULL;
+        int rc;
 
         ACPI_FUNCTION_TRACE("acpi_pci_irq_enable");
 
         if (!dev)
                 return_VALUE(-EINVAL);
-        
+
         pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &pin);
         if (!pin) {
-                ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No interrupt pin configured for device %s\n", pci_name(dev)));
+                ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+                                  "No interrupt pin configured for device %s\n",
+                                  pci_name(dev)));
                 return_VALUE(0);
         }
         pin--;
 
         if (!dev->bus) {
-                ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid (NULL) 'bus' field\n"));
+                ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
+                                  "Invalid (NULL) 'bus' field\n"));
                 return_VALUE(-ENODEV);
         }
 
@@ -447,35 +431,37 @@ acpi_pci_irq_enable (
          * First we check the PCI IRQ routing table (PRT) for an IRQ.  PRT
          * values override any BIOS-assigned IRQs set during boot.
          */
-        irq = acpi_pci_irq_lookup(dev->bus, PCI_SLOT(dev->devfn), pin,
-                &edge_level, &active_high_low, &link, acpi_pci_allocate_irq);
+        irq = acpi_pci_irq_lookup(dev->bus, PCI_SLOT(dev->devfn), pin,
+                                  &edge_level, &active_high_low, &link,
+                                  acpi_pci_allocate_irq);
 
         /*
          * If no PRT entry was found, we'll try to derive an IRQ from the
          * device's parent bridge.
          */
         if (irq < 0)
-                irq = acpi_pci_irq_derive(dev, pin, &edge_level,
-                        &active_high_low, &link, acpi_pci_allocate_irq);
- 
+                irq = acpi_pci_irq_derive(dev, pin, &edge_level,
+                                          &active_high_low, &link,
+                                          acpi_pci_allocate_irq);
+
         /*
          * No IRQ known to the ACPI subsystem - maybe the BIOS / 
          * driver reported one, then use it. Exit in any case.
          */
         if (irq < 0) {
                 printk(KERN_WARNING PREFIX "PCI Interrupt %s[%c]: no GSI",
-                        pci_name(dev), ('A' + pin));
+                       pci_name(dev), ('A' + pin));
                 /* Interrupt Line values above 0xF are forbidden */
                 if (dev->irq > 0 && (dev->irq <= 0xF)) {
                         printk(" - using IRQ %d\n", dev->irq);
-                        acpi_register_gsi(dev->irq, ACPI_LEVEL_SENSITIVE, ACPI_ACTIVE_LOW);
+                        acpi_register_gsi(dev->irq, ACPI_LEVEL_SENSITIVE,
+                                          ACPI_ACTIVE_LOW);
                         return_VALUE(0);
-                }
-                else {
+                } else {
                         printk("\n");
                         return_VALUE(0);
                 }
-        }
+        }
 
         rc = acpi_register_gsi(irq, edge_level, active_high_low);
         if (rc < 0) {
@@ -486,32 +472,31 @@ acpi_pci_irq_enable (
         dev->irq = rc;
 
         printk(KERN_INFO PREFIX "PCI Interrupt %s[%c] -> ",
-                pci_name(dev), 'A' + pin);
+               pci_name(dev), 'A' + pin);
 
         if (link)
                 printk("Link [%s] -> ", link);
 
         printk("GSI %u (%s, %s) -> IRQ %d\n", irq,
-                (edge_level == ACPI_LEVEL_SENSITIVE) ? "level" : "edge",
-                (active_high_low == ACPI_ACTIVE_LOW) ? "low" : "high",
-                dev->irq);
+               (edge_level == ACPI_LEVEL_SENSITIVE) ? "level" : "edge",
+               (active_high_low == ACPI_ACTIVE_LOW) ? "low" : "high", dev->irq);
 
         return_VALUE(0);
 }
-EXPORT_SYMBOL(acpi_pci_irq_enable);
 
+EXPORT_SYMBOL(acpi_pci_irq_enable);
 
 /* FIXME: implement x86/x86_64 version */
-void __attribute__((weak)) acpi_unregister_gsi(u32 i) {}
+void __attribute__ ((weak)) acpi_unregister_gsi(u32 i)
+{
+}
 
-void
-acpi_pci_irq_disable (
-        struct pci_dev          *dev)
+void acpi_pci_irq_disable(struct pci_dev *dev)
 {
-        int                     gsi = 0;
-        u8                      pin = 0;
-        int                     edge_level = ACPI_LEVEL_SENSITIVE;
-        int                     active_high_low = ACPI_ACTIVE_LOW;
+        int gsi = 0;
+        u8 pin = 0;
+        int edge_level = ACPI_LEVEL_SENSITIVE;
+        int active_high_low = ACPI_ACTIVE_LOW;
 
         ACPI_FUNCTION_TRACE("acpi_pci_irq_disable");
 
@@ -529,15 +514,17 @@ acpi_pci_irq_disable (
         /*
          * First we check the PCI IRQ routing table (PRT) for an IRQ.
          */
-        gsi = acpi_pci_irq_lookup(dev->bus, PCI_SLOT(dev->devfn), pin,
-                        &edge_level, &active_high_low, NULL, acpi_pci_free_irq);
+        gsi = acpi_pci_irq_lookup(dev->bus, PCI_SLOT(dev->devfn), pin,
+                                  &edge_level, &active_high_low, NULL,
+                                  acpi_pci_free_irq);
         /*
          * If no PRT entry was found, we'll try to derive an IRQ from the
          * device's parent bridge.
          */
         if (gsi < 0)
-                gsi = acpi_pci_irq_derive(dev, pin,
-                        &edge_level, &active_high_low, NULL, acpi_pci_free_irq);
+                gsi = acpi_pci_irq_derive(dev, pin,
+                                          &edge_level, &active_high_low, NULL,
+                                          acpi_pci_free_irq);
         if (gsi < 0)
                 return_VOID;