1 files changed, 40 insertions, 52 deletions

diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c
index 65aee79b397..feda0341f5a 100644
--- a/drivers/acpi/pci_irq.c
+++ b/drivers/acpi/pci_irq.c
@@ -24,7 +24,6 @@
  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  */
 
-#include <linux/config.h>
 
 #include <linux/kernel.h>
 #include <linux/module.h>
@@ -55,10 +54,9 @@ static struct acpi_prt_entry *acpi_pci_irq_find_prt_entry(int segment,
         struct list_head *node = NULL;
         struct acpi_prt_entry *entry = NULL;
 
-        ACPI_FUNCTION_TRACE("acpi_pci_irq_find_prt_entry");
 
         if (!acpi_prt.count)
-                return_PTR(NULL);
+                return NULL;
 
         /*
          * Parse through all PRT entries looking for a match on the specified
@@ -73,12 +71,12 @@ static struct acpi_prt_entry *acpi_pci_irq_find_prt_entry(int segment,
                     && (device == entry->id.device)
                     && (pin == entry->pin)) {
                         spin_unlock(&acpi_prt_lock);
-                        return_PTR(entry);
+                        return entry;
                 }
         }
 
         spin_unlock(&acpi_prt_lock);
-        return_PTR(NULL);
+        return NULL;
 }
 
 static int
@@ -87,14 +85,13 @@ acpi_pci_irq_add_entry(acpi_handle handle,
 {
         struct acpi_prt_entry *entry = NULL;
 
-        ACPI_FUNCTION_TRACE("acpi_pci_irq_add_entry");
 
         if (!prt)
-                return_VALUE(-EINVAL);
+                return -EINVAL;
 
         entry = kmalloc(sizeof(struct acpi_prt_entry), GFP_KERNEL);
         if (!entry)
-                return_VALUE(-ENOMEM);
+                return -ENOMEM;
         memset(entry, 0, sizeof(struct acpi_prt_entry));
 
         entry->id.segment = segment;
@@ -141,7 +138,7 @@ acpi_pci_irq_add_entry(acpi_handle handle,
         acpi_prt.count++;
         spin_unlock(&acpi_prt_lock);
 
-        return_VALUE(0);
+        return 0;
 }
 
 static void
@@ -163,11 +160,10 @@ int acpi_pci_irq_add_prt(acpi_handle handle, int segment, int bus)
         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)
-                return_VALUE(-ENOMEM);
+                return -ENOMEM;
         memset(pathname, 0, ACPI_PATHNAME_MAX);
 
         if (first_time) {
@@ -197,24 +193,24 @@ int acpi_pci_irq_add_prt(acpi_handle handle, int segment, int bus)
         kfree(pathname);
         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)));
-                return_VALUE(-ENODEV);
+                ACPI_EXCEPTION((AE_INFO, status, "Evaluating _PRT [%s]",
+                                acpi_format_exception(status)));
+                return -ENODEV;
         }
 
         prt = kmalloc(buffer.length, GFP_KERNEL);
         if (!prt) {
-                return_VALUE(-ENOMEM);
+                return -ENOMEM;
         }
         memset(prt, 0, buffer.length);
         buffer.pointer = 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_EXCEPTION((AE_INFO, status, "Evaluating _PRT [%s]",
+                                acpi_format_exception(status)));
                 kfree(buffer.pointer);
-                return_VALUE(-ENODEV);
+                return -ENODEV;
         }
 
         entry = prt;
@@ -227,7 +223,7 @@ int acpi_pci_irq_add_prt(acpi_handle handle, int segment, int bus)
 
         kfree(prt);
 
-        return_VALUE(0);
+        return 0;
 }
 
 void acpi_pci_irq_del_prt(int segment, int bus)
@@ -262,16 +258,15 @@ acpi_pci_allocate_irq(struct acpi_prt_entry *entry,
 {
         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, triggering,
                                                  polarity, link);
                 if (irq < 0) {
-                        ACPI_DEBUG_PRINT((ACPI_DB_WARN,
-                                          "Invalid IRQ link routing entry\n"));
-                        return_VALUE(-1);
+                        printk(KERN_WARNING PREFIX
+                                      "Invalid IRQ link routing entry\n");
+                        return -1;
                 }
         } else {
                 irq = entry->link.index;
@@ -280,7 +275,7 @@ acpi_pci_allocate_irq(struct acpi_prt_entry *entry,
         }
 
         ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found IRQ %d\n", irq));
-        return_VALUE(irq);
+        return irq;
 }
 
 static int
@@ -289,13 +284,12 @@ acpi_pci_free_irq(struct acpi_prt_entry *entry,
 {
         int irq;
 
-        ACPI_FUNCTION_TRACE("acpi_pci_free_irq");
         if (entry->link.handle) {
                 irq = acpi_pci_link_free_irq(entry->link.handle);
         } else {
                 irq = entry->link.index;
         }
-        return_VALUE(irq);
+        return irq;
 }
 
 /*
@@ -315,7 +309,6 @@ acpi_pci_irq_lookup(struct pci_bus *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",
@@ -324,11 +317,11 @@ acpi_pci_irq_lookup(struct pci_bus *bus,
         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);
+                return -1;
         }
 
         ret = func(entry, triggering, polarity, link);
-        return_VALUE(ret);
+        return ret;
 }
 
 /*
@@ -346,10 +339,9 @@ acpi_pci_irq_derive(struct pci_dev *dev,
         int irq = -1;
         u8 bridge_pin = 0;
 
-        ACPI_FUNCTION_TRACE("acpi_pci_irq_derive");
 
         if (!dev)
-                return_VALUE(-EINVAL);
+                return -EINVAL;
 
         /* 
          * Attempt to derive an IRQ for this device from a parent bridge's
@@ -366,7 +358,7 @@ acpi_pci_irq_derive(struct pci_dev *dev,
                                 ACPI_DEBUG_PRINT((ACPI_DB_INFO,
                                                   "No interrupt pin configured for device %s\n",
                                                   pci_name(bridge)));
-                                return_VALUE(-1);
+                                return -1;
                         }
                         /* Pin is from 0 to 3 */
                         bridge_pin--;
@@ -379,16 +371,15 @@ acpi_pci_irq_derive(struct pci_dev *dev,
         }
 
         if (irq < 0) {
-                ACPI_DEBUG_PRINT((ACPI_DB_WARN,
-                                  "Unable to derive IRQ for device %s\n",
-                                  pci_name(dev)));
-                return_VALUE(-1);
+                printk(KERN_WARNING PREFIX "Unable to derive IRQ for device %s\n",
+                              pci_name(dev));
+                return -1;
         }
 
         ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Derive IRQ %d for device %s from %s\n",
                           irq, pci_name(dev), pci_name(bridge)));
 
-        return_VALUE(irq);
+        return irq;
 }
 
 /*
@@ -406,24 +397,22 @@ int acpi_pci_irq_enable(struct pci_dev *dev)
         char *link = NULL;
         int rc;
 
-        ACPI_FUNCTION_TRACE("acpi_pci_irq_enable");
 
         if (!dev)
-                return_VALUE(-EINVAL);
+                return -EINVAL;
 
         pin = dev->pin;
         if (!pin) {
                 ACPI_DEBUG_PRINT((ACPI_DB_INFO,
                                   "No interrupt pin configured for device %s\n",
                                   pci_name(dev)));
-                return_VALUE(0);
+                return 0;
         }
         pin--;
 
         if (!dev->bus) {
-                ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
-                                  "Invalid (NULL) 'bus' field\n"));
-                return_VALUE(-ENODEV);
+                printk(KERN_ERR PREFIX "Invalid (NULL) 'bus' field\n");
+                return -ENODEV;
         }
 
         /* 
@@ -455,10 +444,10 @@ int acpi_pci_irq_enable(struct pci_dev *dev)
                         printk(" - using IRQ %d\n", dev->irq);
                         acpi_register_gsi(dev->irq, ACPI_LEVEL_SENSITIVE,
                                           ACPI_ACTIVE_LOW);
-                        return_VALUE(0);
+                        return 0;
                 } else {
                         printk("\n");
-                        return_VALUE(0);
+                        return 0;
                 }
         }
 
@@ -466,7 +455,7 @@ int acpi_pci_irq_enable(struct pci_dev *dev)
         if (rc < 0) {
                 printk(KERN_WARNING PREFIX "PCI Interrupt %s[%c]: failed "
                        "to register GSI\n", pci_name(dev), ('A' + pin));
-                return_VALUE(rc);
+                return rc;
         }
         dev->irq = rc;
 
@@ -480,7 +469,7 @@ int acpi_pci_irq_enable(struct pci_dev *dev)
                (triggering == ACPI_LEVEL_SENSITIVE) ? "level" : "edge",
                (polarity == ACPI_ACTIVE_LOW) ? "low" : "high", dev->irq);
 
-        return_VALUE(0);
+        return 0;
 }
 
 EXPORT_SYMBOL(acpi_pci_irq_enable);
@@ -497,14 +486,13 @@ void acpi_pci_irq_disable(struct pci_dev *dev)
         int triggering = ACPI_LEVEL_SENSITIVE;
         int polarity = ACPI_ACTIVE_LOW;
 
-        ACPI_FUNCTION_TRACE("acpi_pci_irq_disable");
 
         if (!dev || !dev->bus)
-                return_VOID;
+                return;
 
         pin = dev->pin;
         if (!pin)
-                return_VOID;
+                return;
         pin--;
 
         /*
@@ -522,7 +510,7 @@ void acpi_pci_irq_disable(struct pci_dev *dev)
                                           &triggering, &polarity, NULL,
                                           acpi_pci_free_irq);
         if (gsi < 0)
-                return_VOID;
+                return;
 
         /*
          * TBD: It might be worth clearing dev->irq by magic constant
@@ -534,5 +522,5 @@ void acpi_pci_irq_disable(struct pci_dev *dev)
 
         acpi_unregister_gsi(gsi);
 
-        return_VOID;
+        return;
 }