4 files changed, 9 insertions, 14 deletions

diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index df3bdae2040f..93e8a878ea95 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -507,7 +507,7 @@ int __devinit pci_scan_bridge(struct pci_bus *bus, struct pci_dev * dev, int max
                 pci_write_config_dword(dev, PCI_PRIMARY_BUS, buses);
 
                 if (!is_cardbus) {
-                        child->bridge_ctl = PCI_BRIDGE_CTL_NO_ISA;
+                        child->bridge_ctl = bctl | PCI_BRIDGE_CTL_NO_ISA;
                         /*
                          * Adjust subordinate busnr in parent buses.
                          * We do this before scanning for children because
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 1521fd5d95cc..8d0968bd527e 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -820,6 +820,11 @@ static void __init asus_hides_smbus_hostbridge(struct pci_dev *dev)
                         case 0x0001: /* Toshiba Satellite A40 */
                                 asus_hides_smbus = 1;
                         }
+                if (dev->device == PCI_DEVICE_ID_INTEL_82855PM_HB)
+                        switch(dev->subsystem_device) {
+                        case 0x0001: /* Toshiba Tecra M2 */
+                                asus_hides_smbus = 1;
+                        }
        } else if (unlikely(dev->subsystem_vendor == PCI_VENDOR_ID_SAMSUNG)) {
                if (dev->device ==  PCI_DEVICE_ID_INTEL_82855PM_HB)
                        switch(dev->subsystem_device) {
diff --git a/drivers/pci/rom.c b/drivers/pci/rom.c
index 838575e3fac6..713c78f3a65d 100644
--- a/drivers/pci/rom.c
+++ b/drivers/pci/rom.c
@@ -125,7 +125,9 @@ void __iomem *pci_map_rom(struct pci_dev *pdev, size_t *size)
                 image += readw(pds + 16) * 512;
         } while (!last_image);
 
-        *size = image - rom;
+        /* never return a size larger than the PCI resource window */
+        /* there are known ROMs that get the size wrong */
+        *size = min((size_t)(image - rom), *size);
 
         return rom;
 }
diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index 9fe48f712be9..a2eebc6eaacc 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -51,8 +51,6 @@ pbus_assign_resources_sorted(struct pci_bus *bus)
         struct resource_list head, *list, *tmp;
         int idx;
 
-        bus->bridge_ctl &= ~PCI_BRIDGE_CTL_VGA;
-
         head.next = NULL;
         list_for_each_entry(dev, &bus->devices, bus_list) {
                 u16 class = dev->class >> 8;
@@ -62,10 +60,6 @@ pbus_assign_resources_sorted(struct pci_bus *bus)
                     class == PCI_CLASS_BRIDGE_HOST)
                         continue;
 
-                if (class == PCI_CLASS_DISPLAY_VGA ||
-                    class == PCI_CLASS_NOT_DEFINED_VGA)
-                        bus->bridge_ctl |= PCI_BRIDGE_CTL_VGA;
-
                 pdev_sort_resources(dev, &head);
         }
 
@@ -509,12 +503,6 @@ pci_bus_assign_resources(struct pci_bus *bus)
 
         pbus_assign_resources_sorted(bus);
 
-        if (bus->bridge_ctl & PCI_BRIDGE_CTL_VGA) {
-                /* Propagate presence of the VGA to upstream bridges */
-                for (b = bus; b->parent; b = b->parent) {
-                        b->bridge_ctl |= PCI_BRIDGE_CTL_VGA;
-                }
-        }
         list_for_each_entry(dev, &bus->devices, bus_list) {
                 b = dev->subordinate;
                 if (!b)