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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.c108
1 files changed, 108 insertions, 0 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index d1d7333bb71b..e3c78c39b7e4 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -400,6 +400,7 @@ static void __devinit quirk_piix4_acpi(struct pci_dev *dev)
400 piix4_io_quirk(dev, "PIIX4 devres J", 0x7c, 1 << 20); 400 piix4_io_quirk(dev, "PIIX4 devres J", 0x7c, 1 << 20);
401} 401}
402DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82371AB_3, quirk_piix4_acpi ); 402DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82371AB_3, quirk_piix4_acpi );
403DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82443MX_3, quirk_piix4_acpi );
403 404
404/* 405/*
405 * ICH4, ICH4-M, ICH5, ICH5-M ACPI: Three IO regions pointed to by longwords at 406 * ICH4, ICH4-M, ICH5, ICH5-M ACPI: Three IO regions pointed to by longwords at
@@ -682,6 +683,33 @@ static void __devinit quirk_vt82c598_id(struct pci_dev *dev)
682} 683}
683DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C597_0, quirk_vt82c598_id ); 684DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C597_0, quirk_vt82c598_id );
684 685
686#ifdef CONFIG_ACPI_SLEEP
687
688/*
689 * Some VIA systems boot with the abnormal status flag set. This can cause
690 * the BIOS to re-POST the system on resume rather than passing control
691 * back to the OS. Clear the flag on boot
692 */
693static void __devinit quirk_via_abnormal_poweroff(struct pci_dev *dev)
694{
695 u32 reg;
696
697 acpi_hw_register_read(ACPI_MTX_DO_NOT_LOCK, ACPI_REGISTER_PM1_STATUS,
698 &reg);
699
700 if (reg & 0x800) {
701 printk("Clearing abnormal poweroff flag\n");
702 acpi_hw_register_write(ACPI_MTX_DO_NOT_LOCK,
703 ACPI_REGISTER_PM1_STATUS,
704 (u16)0x800);
705 }
706}
707
708DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8235, quirk_via_abnormal_poweroff);
709DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8237, quirk_via_abnormal_poweroff);
710
711#endif
712
685/* 713/*
686 * CardBus controllers have a legacy base address that enables them 714 * CardBus controllers have a legacy base address that enables them
687 * to respond as i82365 pcmcia controllers. We don't want them to 715 * to respond as i82365 pcmcia controllers. We don't want them to
@@ -1174,6 +1202,55 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_962, quirk_sis_96x_
1174DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_963, quirk_sis_96x_smbus ); 1202DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_963, quirk_sis_96x_smbus );
1175DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_LPC, quirk_sis_96x_smbus ); 1203DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SI, PCI_DEVICE_ID_SI_LPC, quirk_sis_96x_smbus );
1176 1204
1205#if defined(CONFIG_SCSI_SATA) || defined(CONFIG_SCSI_SATA_MODULE)
1206
1207/*
1208 * If we are using libata we can drive this chip properly but must
1209 * do this early on to make the additional device appear during
1210 * the PCI scanning.
1211 */
1212
1213static void __devinit quirk_jmicron_dualfn(struct pci_dev *pdev)
1214{
1215 u32 conf;
1216 u8 hdr;
1217
1218 /* Only poke fn 0 */
1219 if (PCI_FUNC(pdev->devfn))
1220 return;
1221
1222 switch(pdev->device) {
1223 case PCI_DEVICE_ID_JMICRON_JMB365:
1224 case PCI_DEVICE_ID_JMICRON_JMB366:
1225 /* Redirect IDE second PATA port to the right spot */
1226 pci_read_config_dword(pdev, 0x80, &conf);
1227 conf |= (1 << 24);
1228 /* Fall through */
1229 pci_write_config_dword(pdev, 0x80, conf);
1230 case PCI_DEVICE_ID_JMICRON_JMB361:
1231 case PCI_DEVICE_ID_JMICRON_JMB363:
1232 pci_read_config_dword(pdev, 0x40, &conf);
1233 /* Enable dual function mode, AHCI on fn 0, IDE fn1 */
1234 /* Set the class codes correctly and then direct IDE 0 */
1235 conf &= ~0x000F0200; /* Clear bit 9 and 16-19 */
1236 conf |= 0x00C20002; /* Set bit 1, 17, 22, 23 */
1237 pci_write_config_dword(pdev, 0x40, conf);
1238
1239 /* Reconfigure so that the PCI scanner discovers the
1240 device is now multifunction */
1241
1242 pci_read_config_byte(pdev, PCI_HEADER_TYPE, &hdr);
1243 pdev->hdr_type = hdr & 0x7f;
1244 pdev->multifunction = !!(hdr & 0x80);
1245
1246 break;
1247 }
1248}
1249
1250DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, quirk_jmicron_dualfn);
1251
1252#endif
1253
1177#ifdef CONFIG_X86_IO_APIC 1254#ifdef CONFIG_X86_IO_APIC
1178static void __init quirk_alder_ioapic(struct pci_dev *pdev) 1255static void __init quirk_alder_ioapic(struct pci_dev *pdev)
1179{ 1256{
@@ -1341,6 +1418,37 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXH_0, quirk_pc
1341DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXH_1, quirk_pcie_pxh); 1418DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXH_1, quirk_pcie_pxh);
1342DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXHV, quirk_pcie_pxh); 1419DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_PXHV, quirk_pcie_pxh);
1343 1420
1421/*
1422 * Some Intel PCI Express chipsets have trouble with downstream
1423 * device power management.
1424 */
1425static void quirk_intel_pcie_pm(struct pci_dev * dev)
1426{
1427 pci_pm_d3_delay = 120;
1428 dev->no_d1d2 = 1;
1429}
1430
1431DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x25e2, quirk_intel_pcie_pm);
1432DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x25e3, quirk_intel_pcie_pm);
1433DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x25e4, quirk_intel_pcie_pm);
1434DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x25e5, quirk_intel_pcie_pm);
1435DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x25e6, quirk_intel_pcie_pm);
1436DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x25e7, quirk_intel_pcie_pm);
1437DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x25f7, quirk_intel_pcie_pm);
1438DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x25f8, quirk_intel_pcie_pm);
1439DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x25f9, quirk_intel_pcie_pm);
1440DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x25fa, quirk_intel_pcie_pm);
1441DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x2601, quirk_intel_pcie_pm);
1442DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x2602, quirk_intel_pcie_pm);
1443DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x2603, quirk_intel_pcie_pm);
1444DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x2604, quirk_intel_pcie_pm);
1445DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x2605, quirk_intel_pcie_pm);
1446DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x2606, quirk_intel_pcie_pm);
1447DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x2607, quirk_intel_pcie_pm);
1448DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x2608, quirk_intel_pcie_pm);
1449DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x2609, quirk_intel_pcie_pm);
1450DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x260a, quirk_intel_pcie_pm);
1451DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x260b, quirk_intel_pcie_pm);
1344 1452
1345/* 1453/*
1346 * Fixup the cardbus bridges on the IBM Dock II docking station 1454 * Fixup the cardbus bridges on the IBM Dock II docking station