PCI: Unhide the SMBus on the Asus P4P800-X

Unhide the SMBus on the Asus P4P800-X (and probably some other
models of the family.) This gives access to the memory module SPD
EEPROMs.

Thanks to Winbond for supporting the lm-sensors project with the
donation of this motherboard.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 0a70943f8bb6..ef882a8a094e 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -1002,6 +1002,11 @@ static void __init asus_hides_smbus_hostbridge(struct pci_dev *dev)
                         case 0x186a: /* M6Ne notebook */
                                 asus_hides_smbus = 1;
                         }
+                if (dev->device == PCI_DEVICE_ID_INTEL_82865_HB)
+                        switch (dev->subsystem_device) {
+                        case 0x80f2: /* P4P800-X */
+                                asus_hides_smbus = 1;
+                        }
                 if (dev->device == PCI_DEVICE_ID_INTEL_82915GM_HB) {
                         switch (dev->subsystem_device) {
                         case 0x1882: /* M6V notebook */