diff options
Diffstat (limited to 'drivers/pci/quirks.c')
| -rw-r--r-- | drivers/pci/quirks.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index f754453fe754..65dfe58e136c 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -1685,6 +1685,29 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x260a, quirk_intel_pcie_pm); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x260b, quirk_intel_pcie_pm); #ifdef CONFIG_X86_IO_APIC +static int dmi_disable_ioapicreroute(const struct dmi_system_id *d) +{ + noioapicreroute = 1; + pr_info("%s detected: disable boot interrupt reroute\n", d->ident); + + return 0; +} + +static struct dmi_system_id boot_interrupt_dmi_table[] = { + /* + * Systems to exclude from boot interrupt reroute quirks + */ + { + .callback = dmi_disable_ioapicreroute, + .ident = "ASUSTek Computer INC. M2N-LR", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTek Computer INC."), + DMI_MATCH(DMI_PRODUCT_NAME, "M2N-LR"), + }, + }, + {} +}; + /* * Boot interrupts on some chipsets cannot be turned off. For these chipsets, * remap the original interrupt in the linux kernel to the boot interrupt, so @@ -1693,6 +1716,7 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x260b, quirk_intel_pcie_pm); */ static void quirk_reroute_to_boot_interrupts_intel(struct pci_dev *dev) { + dmi_check_system(boot_interrupt_dmi_table); if (noioapicquirk || noioapicreroute) return; @@ -2174,6 +2198,7 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_LSI_LOGIC, 0x005d, quirk_blacklist_vpd); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_LSI_LOGIC, 0x005f, quirk_blacklist_vpd); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATTANSIC, PCI_ANY_ID, quirk_blacklist_vpd); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_QLOGIC, 0x2261, quirk_blacklist_vpd); /* * For Broadcom 5706, 5708, 5709 rev. A nics, any read beyond the @@ -3938,6 +3963,8 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ASMEDIA, 0x1080, DECLARE_PCI_FIXUP_HEADER(0x10e3, 0x8113, quirk_use_pcie_bridge_dma_alias); /* ITE 8892, https://bugzilla.kernel.org/show_bug.cgi?id=73551 */ DECLARE_PCI_FIXUP_HEADER(0x1283, 0x8892, quirk_use_pcie_bridge_dma_alias); +/* ITE 8893 has the same problem as the 8892 */ +DECLARE_PCI_FIXUP_HEADER(0x1283, 0x8893, quirk_use_pcie_bridge_dma_alias); /* Intel 82801, https://bugzilla.kernel.org/show_bug.cgi?id=44881#c49 */ DECLARE_PCI_FIXUP_HEADER(0x8086, 0x244e, quirk_use_pcie_bridge_dma_alias); @@ -3957,6 +3984,20 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2260, quirk_mic_x200_dma_alias); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2264, quirk_mic_x200_dma_alias); /* + * The IOMMU and interrupt controller on Broadcom Vulcan/Cavium ThunderX2 are + * associated not at the root bus, but at a bridge below. This quirk avoids + * generating invalid DMA aliases. + */ +static void quirk_bridge_cavm_thrx2_pcie_root(struct pci_dev *pdev) +{ + pdev->dev_flags |= PCI_DEV_FLAGS_BRIDGE_XLATE_ROOT; +} +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_BROADCOM, 0x9000, + quirk_bridge_cavm_thrx2_pcie_root); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_BROADCOM, 0x9084, + quirk_bridge_cavm_thrx2_pcie_root); + +/* * Intersil/Techwell TW686[4589]-based video capture cards have an empty (zero) * class code. Fix it. */ @@ -4094,6 +4135,9 @@ static int pci_quirk_cavium_acs(struct pci_dev *dev, u16 acs_flags) acs_flags &= ~(PCI_ACS_SV | PCI_ACS_TB | PCI_ACS_RR | PCI_ACS_CR | PCI_ACS_UF | PCI_ACS_DT); + if (!((dev->device >= 0xa000) && (dev->device <= 0xa0ff))) + return -ENOTTY; + return acs_flags ? 0 : 1; } |