From d7698edca8d372e9ecaebca82d236828d72ea39d Mon Sep 17 00:00:00 2001 From: "gw.kernel@tnode.com" Date: Thu, 23 Aug 2007 21:22:04 +0200 Subject: [PATCH] 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 Acked-by: Jean Delvare Signed-off-by: Greg Kroah-Hartman --- drivers/pci/quirks.c | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 2d40f437b9..7dcaa09b3c 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 ); -- 2.39.5