Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6

[linux-2.6-omap-h63xx.git] / drivers / pci / msi.c

diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index 4a10b5624f728f49c0cc8977cb48a4bbf47b2bd2..74801f7df9c901ad21017ce2a831e0cd61c8af1c 100644 (file)
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -378,23 +378,21 @@ static int msi_capability_init(struct pci_dev *dev)
        entry->msi_attrib.masked = 1;
        entry->msi_attrib.default_irq = dev->irq;       /* Save IOAPIC IRQ */
        entry->msi_attrib.pos = pos;
-       if (is_mask_bit_support(control)) {
+       if (entry->msi_attrib.maskbit) {
                entry->mask_base = (void __iomem *)(long)msi_mask_bits_reg(pos,
-                               is_64bit_address(control));
+                               entry->msi_attrib.is_64);
        }
        entry->dev = dev;
        if (entry->msi_attrib.maskbit) {
                unsigned int maskbits, temp;
                /* All MSIs are unmasked by default, Mask them all */
                pci_read_config_dword(dev,
-                       msi_mask_bits_reg(pos, is_64bit_address(control)),
+                       msi_mask_bits_reg(pos, entry->msi_attrib.is_64),
                        &maskbits);
                temp = (1 << multi_msi_capable(control));
                temp = ((temp - 1) & ~temp);
                maskbits |= temp;
-               pci_write_config_dword(dev,
-                       msi_mask_bits_reg(pos, is_64bit_address(control)),
-                       maskbits);
+               pci_write_config_dword(dev, entry->msi_attrib.is_64, maskbits);
                entry->msi_attrib.maskbits_mask = temp;
        }
        list_add_tail(&entry->list, &dev->msi_list);
@@ -761,3 +759,24 @@ void pci_msi_init_pci_dev(struct pci_dev *dev)
 {
        INIT_LIST_HEAD(&dev->msi_list);
 }
+
+#ifdef CONFIG_ACPI
+#include <linux/acpi.h>
+#include <linux/pci-acpi.h>
+static void __devinit msi_acpi_init(void)
+{
+       if (acpi_pci_disabled)
+               return;
+       pci_osc_support_set(OSC_MSI_SUPPORT);
+       pcie_osc_support_set(OSC_MSI_SUPPORT);
+}
+#else
+static inline void msi_acpi_init(void) { }
+#endif /* CONFIG_ACPI */
+
+void __devinit msi_init(void)
+{
+       if (!pci_msi_enable)
+               return;
+       msi_acpi_init();
+}