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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.c16
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 19e2b174d33c..d378478612fb 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -634,6 +634,9 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686_4, quirk_vi
634 * non-x86 architectures (yes Via exists on PPC among other places), 634 * non-x86 architectures (yes Via exists on PPC among other places),
635 * we must mask the PCI_INTERRUPT_LINE value versus 0xf to get 635 * we must mask the PCI_INTERRUPT_LINE value versus 0xf to get
636 * interrupts delivered properly. 636 * interrupts delivered properly.
637 *
638 * Some of the on-chip devices are actually '586 devices' so they are
639 * listed here.
637 */ 640 */
638static void quirk_via_irq(struct pci_dev *dev) 641static void quirk_via_irq(struct pci_dev *dev)
639{ 642{
@@ -648,6 +651,10 @@ static void quirk_via_irq(struct pci_dev *dev)
648 pci_write_config_byte(dev, PCI_INTERRUPT_LINE, new_irq); 651 pci_write_config_byte(dev, PCI_INTERRUPT_LINE, new_irq);
649 } 652 }
650} 653}
654DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C586_0, quirk_via_irq);
655DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C586_1, quirk_via_irq);
656DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C586_2, quirk_via_irq);
657DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C586_3, quirk_via_irq);
651DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686, quirk_via_irq); 658DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686, quirk_via_irq);
652DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686_4, quirk_via_irq); 659DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686_4, quirk_via_irq);
653DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686_5, quirk_via_irq); 660DECLARE_PCI_FIXUP_ENABLE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686_5, quirk_via_irq);
@@ -895,6 +902,7 @@ static void __init k8t_sound_hostbridge(struct pci_dev *dev)
895} 902}
896DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8237, k8t_sound_hostbridge); 903DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8237, k8t_sound_hostbridge);
897 904
905#ifndef CONFIG_ACPI_SLEEP
898/* 906/*
899 * On ASUS P4B boards, the SMBus PCI Device within the ICH2/4 southbridge 907 * On ASUS P4B boards, the SMBus PCI Device within the ICH2/4 southbridge
900 * is not activated. The myth is that Asus said that they do not want the 908 * is not activated. The myth is that Asus said that they do not want the
@@ -906,8 +914,12 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8237, k8t_sound_ho
906 * bridge. Unfortunately, this device has no subvendor/subdevice ID. So it 914 * bridge. Unfortunately, this device has no subvendor/subdevice ID. So it
907 * becomes necessary to do this tweak in two steps -- I've chosen the Host 915 * becomes necessary to do this tweak in two steps -- I've chosen the Host
908 * bridge as trigger. 916 * bridge as trigger.
917 *
918 * Actually, leaving it unhidden and not redoing the quirk over suspend2ram
919 * will cause thermal management to break down, and causing machine to
920 * overheat.
909 */ 921 */
910static int __initdata asus_hides_smbus = 0; 922static int __initdata asus_hides_smbus;
911 923
912static void __init asus_hides_smbus_hostbridge(struct pci_dev *dev) 924static void __init asus_hides_smbus_hostbridge(struct pci_dev *dev)
913{ 925{
@@ -1050,6 +1062,8 @@ static void __init asus_hides_smbus_lpc_ich6(struct pci_dev *dev)
1050} 1062}
1051DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH6_1, asus_hides_smbus_lpc_ich6 ); 1063DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_ICH6_1, asus_hides_smbus_lpc_ich6 );
1052 1064
1065#endif
1066
1053/* 1067/*
1054 * SiS 96x south bridge: BIOS typically hides SMBus device... 1068 * SiS 96x south bridge: BIOS typically hides SMBus device...
1055 */ 1069 */