Merge with /home/shaggy/git/linus-clean/

Signed-off-by: Dave Kleikamp <shaggy@austin.ibm.com>

2 files changed, 25 insertions, 1 deletions

diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 8d0968bd527e..a9160ad16581 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -373,6 +373,25 @@ static void __devinit quirk_vt82c686_acpi(struct pci_dev *dev)
 }
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA,     PCI_DEVICE_ID_VIA_82C686_4,     quirk_vt82c686_acpi );
 
+/*
+ * VIA VT8235 ISA Bridge: Two IO regions pointed to by words at
+ *      0x88 (128 bytes of power management registers)
+ *      0xd0 (16 bytes of SMB registers)
+ */
+static void __devinit quirk_vt8235_acpi(struct pci_dev *dev)
+{
+        u16 pm, smb;
+
+        pci_read_config_word(dev, 0x88, &pm);
+        pm &= PCI_BASE_ADDRESS_IO_MASK;
+        quirk_io_region(dev, pm, 128, PCI_BRIDGE_RESOURCES);
+
+        pci_read_config_word(dev, 0xd0, &smb);
+        smb &= PCI_BASE_ADDRESS_IO_MASK;
+        quirk_io_region(dev, smb, 16, PCI_BRIDGE_RESOURCES + 1);
+}
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA,     PCI_DEVICE_ID_VIA_8235, quirk_vt8235_acpi);
+
 
 #ifdef CONFIG_X86_IO_APIC 
 
diff --git a/drivers/pci/setup-res.c b/drivers/pci/setup-res.c
index 1ca21d2ba11c..84eedc965688 100644
--- a/drivers/pci/setup-res.c
+++ b/drivers/pci/setup-res.c
@@ -33,6 +33,11 @@ pci_update_resource(struct pci_dev *dev, struct resource *res, int resno)
         u32 new, check, mask;
         int reg;
 
+        /* Ignore resources for unimplemented BARs and unused resource slots
+           for 64 bit BARs. */
+        if (!res->flags)
+                return;
+
         pcibios_resource_to_bus(dev, &region, res);
 
         pr_debug("  got res [%lx:%lx] bus [%lx:%lx] flags %lx for "
@@ -67,7 +72,7 @@ pci_update_resource(struct pci_dev *dev, struct resource *res, int resno)
 
         if ((new & (PCI_BASE_ADDRESS_SPACE|PCI_BASE_ADDRESS_MEM_TYPE_MASK)) ==
             (PCI_BASE_ADDRESS_SPACE_MEMORY|PCI_BASE_ADDRESS_MEM_TYPE_64)) {
-                new = 0; /* currently everyone zeros the high address */
+                new = region.start >> 16 >> 16;
                 pci_write_config_dword(dev, reg + 4, new);
                 pci_read_config_dword(dev, reg + 4, &check);
                 if (check != new) {