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authorgw.kernel@tnode.com <gw.kernel@tnode.com>2007-08-23 21:22:04 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2007-09-11 04:22:16 -0700
commitd7698edca8d372e9ecaebca82d236828d72ea39d (patch)
tree61d560623f29b9867392e1dc86014dbaae9d127d /drivers/pci/quirks.c
parent4dd5bb987367d791e10e716538d83edb24c0817d (diff)
downloadop-kernel-dev-d7698edca8d372e9ecaebca82d236828d72ea39d.zip
op-kernel-dev-d7698edca8d372e9ecaebca82d236828d72ea39d.tar.gz
PCI: unhide SMBus on Compaq Deskpro EP 401963-001 motherboard
PCI quirk to unhide SMBus on Compaq Deskpro EP 401963-001 (PCA# 010174) motherboard. Signed-off-by: Greg White <gw.kernel@tnode.com> Acked-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/pci/quirks.c')
-rw-r--r--drivers/pci/quirks.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 2d40f43..7dcaa09 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -972,8 +972,8 @@ DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8237, k8t_sound_ho
*
* The SMBus PCI Device can be activated by setting a bit in the ICH LPC
* bridge. Unfortunately, this device has no subvendor/subdevice ID. So it
- * becomes necessary to do this tweak in two steps -- I've chosen the Host
- * bridge as trigger.
+ * becomes necessary to do this tweak in two steps -- the chosen trigger
+ * is either the Host bridge (preferred) or on-board VGA controller.
*
* Note that we used to unhide the SMBus that way on Toshiba laptops
* (Satellite A40 and Tecra M2) but then found that the thermal management
@@ -1070,6 +1070,14 @@ static void __init asus_hides_smbus_hostbridge(struct pci_dev *dev)
case 0x0058: /* Compaq Evo N620c */
asus_hides_smbus = 1;
}
+ else if (dev->device == PCI_DEVICE_ID_INTEL_82810_IG3)
+ switch(dev->subsystem_device) {
+ case 0xB16C: /* Compaq Deskpro EP 401963-001 (PCA# 010174) */
+ /* Motherboard doesn't have Host bridge
+ * subvendor/subdevice IDs, therefore checking
+ * its on-board VGA controller */
+ asus_hides_smbus = 1;
+ }
}
}
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82845_HB, asus_hides_smbus_hostbridge );
@@ -1082,6 +1090,8 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82855PM_HB, as
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82855GM_HB, asus_hides_smbus_hostbridge );
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82915GM_HB, asus_hides_smbus_hostbridge );
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82810_IG3, asus_hides_smbus_hostbridge );
+
static void asus_hides_smbus_lpc(struct pci_dev *dev)
{
u16 val;
@@ -1099,12 +1109,14 @@ static void asus_hides_smbus_lpc(struct pci_dev *dev)
printk(KERN_INFO "PCI: Enabled i801 SMBus device\n");
}
}
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AA_0, asus_hides_smbus_lpc );
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801DB_0, asus_hides_smbus_lpc );
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_0, asus_hides_smbus_lpc );
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801CA_0, asus_hides_smbus_lpc );
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801CA_12, asus_hides_smbus_lpc );
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801DB_12, asus_hides_smbus_lpc );
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801EB_0, asus_hides_smbus_lpc );
+DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801AA_0, asus_hides_smbus_lpc );
DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801DB_0, asus_hides_smbus_lpc );
DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801BA_0, asus_hides_smbus_lpc );
DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82801CA_0, asus_hides_smbus_lpc );
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