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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.c50
1 files changed, 18 insertions, 32 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 96cf8ecd04ce..5049a47030ac 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -43,20 +43,6 @@ static void __devinit quirk_mellanox_tavor(struct pci_dev *dev)
43DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_MELLANOX,PCI_DEVICE_ID_MELLANOX_TAVOR,quirk_mellanox_tavor); 43DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_MELLANOX,PCI_DEVICE_ID_MELLANOX_TAVOR,quirk_mellanox_tavor);
44DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_MELLANOX,PCI_DEVICE_ID_MELLANOX_TAVOR_BRIDGE,quirk_mellanox_tavor); 44DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_MELLANOX,PCI_DEVICE_ID_MELLANOX_TAVOR_BRIDGE,quirk_mellanox_tavor);
45 45
46/* Many VIA bridges seem to corrupt data for DAC. Disable it here */
47int forbid_dac __read_mostly;
48EXPORT_SYMBOL(forbid_dac);
49
50static __devinit void via_no_dac(struct pci_dev *dev)
51{
52 if ((dev->class >> 8) == PCI_CLASS_BRIDGE_PCI && forbid_dac == 0) {
53 dev_info(&dev->dev,
54 "VIA PCI bridge detected. Disabling DAC.\n");
55 forbid_dac = 1;
56 }
57}
58DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_ANY_ID, via_no_dac);
59
60/* Deal with broken BIOS'es that neglect to enable passive release, 46/* Deal with broken BIOS'es that neglect to enable passive release,
61 which can cause problems in combination with the 82441FX/PPro MTRRs */ 47 which can cause problems in combination with the 82441FX/PPro MTRRs */
62static void quirk_passive_release(struct pci_dev *dev) 48static void quirk_passive_release(struct pci_dev *dev)
@@ -1706,24 +1692,24 @@ static void __devinit quirk_brcm_570x_limit_vpd(struct pci_dev *dev)
1706 } 1692 }
1707} 1693}
1708 1694
1709DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_BROADCOM, 1695DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_BROADCOM,
1710 PCI_DEVICE_ID_NX2_5706, 1696 PCI_DEVICE_ID_NX2_5706,
1711 quirk_brcm_570x_limit_vpd); 1697 quirk_brcm_570x_limit_vpd);
1712DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_BROADCOM, 1698DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_BROADCOM,
1713 PCI_DEVICE_ID_NX2_5706S, 1699 PCI_DEVICE_ID_NX2_5706S,
1714 quirk_brcm_570x_limit_vpd); 1700 quirk_brcm_570x_limit_vpd);
1715DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_BROADCOM, 1701DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_BROADCOM,
1716 PCI_DEVICE_ID_NX2_5708, 1702 PCI_DEVICE_ID_NX2_5708,
1717 quirk_brcm_570x_limit_vpd); 1703 quirk_brcm_570x_limit_vpd);
1718DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_BROADCOM, 1704DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_BROADCOM,
1719 PCI_DEVICE_ID_NX2_5708S, 1705 PCI_DEVICE_ID_NX2_5708S,
1720 quirk_brcm_570x_limit_vpd); 1706 quirk_brcm_570x_limit_vpd);
1721DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_BROADCOM, 1707DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_BROADCOM,
1722 PCI_DEVICE_ID_NX2_5709, 1708 PCI_DEVICE_ID_NX2_5709,
1723 quirk_brcm_570x_limit_vpd); 1709 quirk_brcm_570x_limit_vpd);
1724DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_BROADCOM, 1710DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_BROADCOM,
1725 PCI_DEVICE_ID_NX2_5709S, 1711 PCI_DEVICE_ID_NX2_5709S,
1726 quirk_brcm_570x_limit_vpd); 1712 quirk_brcm_570x_limit_vpd);
1727 1713
1728#ifdef CONFIG_PCI_MSI 1714#ifdef CONFIG_PCI_MSI
1729/* Some chipsets do not support MSI. We cannot easily rely on setting 1715/* Some chipsets do not support MSI. We cannot easily rely on setting