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path: root/drivers/pci/quirks.c
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Diffstat (limited to 'drivers/pci/quirks.c')
-rw-r--r--drivers/pci/quirks.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 1521fd5d95c..a9160ad1658 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
@@ -820,6 +839,11 @@ 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) {