1 files changed, 9 insertions, 9 deletions

diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c
index 891bdf6679f..51b9f8280f8 100644
--- a/drivers/acpi/pci_irq.c
+++ b/drivers/acpi/pci_irq.c
@@ -86,7 +86,7 @@ static struct acpi_prt_entry *acpi_pci_irq_find_prt_entry(struct pci_dev *dev,
 }
 
 /* http://bugzilla.kernel.org/show_bug.cgi?id=4773 */
-static struct dmi_system_id medion_md9580[] = {
+static const struct dmi_system_id medion_md9580[] = {
         {
                 .ident = "Medion MD9580-F laptop",
                 .matches = {
@@ -98,7 +98,7 @@ static struct dmi_system_id medion_md9580[] = {
 };
 
 /* http://bugzilla.kernel.org/show_bug.cgi?id=5044 */
-static struct dmi_system_id dell_optiplex[] = {
+static const struct dmi_system_id dell_optiplex[] = {
         {
                 .ident = "Dell Optiplex GX1",
                 .matches = {
@@ -110,7 +110,7 @@ static struct dmi_system_id dell_optiplex[] = {
 };
 
 /* http://bugzilla.kernel.org/show_bug.cgi?id=10138 */
-static struct dmi_system_id hp_t5710[] = {
+static const struct dmi_system_id hp_t5710[] = {
         {
                 .ident = "HP t5710",
                 .matches = {
@@ -123,13 +123,13 @@ static struct dmi_system_id hp_t5710[] = {
 };
 
 struct prt_quirk {
-        struct dmi_system_id    *system;
+        const struct dmi_system_id *system;
         unsigned int            segment;
         unsigned int            bus;
         unsigned int            device;
         unsigned char           pin;
-        char                    *source;        /* according to BIOS */
-        char                    *actual_source;
+        const char              *source;        /* according to BIOS */
+        const char              *actual_source;
 };
 
 #define PCI_INTX_PIN(c)         (c - 'A' + 1)
@@ -139,7 +139,7 @@ struct prt_quirk {
  * interrupt at the listed segment/bus/device/pin is connected to the first
  * link device, but it is actually connected to the second.
  */
-static struct prt_quirk prt_quirks[] = {
+static const struct prt_quirk prt_quirks[] = {
         { medion_md9580, 0, 0, 9, PCI_INTX_PIN('A'),
                 "\\_SB_.PCI0.ISA_.LNKA",
                 "\\_SB_.PCI0.ISA_.LNKB"},
@@ -155,7 +155,7 @@ static void do_prt_fixups(struct acpi_prt_entry *entry,
                           struct acpi_pci_routing_table *prt)
 {
         int i;
-        struct prt_quirk *quirk;
+        const struct prt_quirk *quirk;
 
         for (i = 0; i < ARRAY_SIZE(prt_quirks); i++) {
                 quirk = &prt_quirks[i];
@@ -319,7 +319,7 @@ static struct acpi_prt_entry *acpi_pci_irq_lookup(struct pci_dev *dev, int pin)
          */
         bridge = dev->bus->self;
         while (bridge) {
-                pin = (((pin - 1) + PCI_SLOT(dev->devfn)) % 4) + 1;
+                pin = pci_swizzle_interrupt_pin(dev, pin);
 
                 if ((bridge->class >> 8) == PCI_CLASS_BRIDGE_CARDBUS) {
                         /* PC card has the same IRQ as its cardbridge */