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Merge branch 'pci/virtualization' into next

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* pci/virtualization:
  PCI: Expose ari_enabled in sysfs
  PCI: Add function 1 DMA alias quirk for Marvell 9128
  PCI: Mark Ceton InfiniTV4 INTx masking as broken
  xen/pci: Use acpi_noirq_set() helper to avoid #ifdef
This commit is contained in:
Bjorn Helgaas 2018-01-31 10:13:09 -06:00 • committed by Bjorn Helgaas
commit a07ae842e2
3 changed files with 16 additions and 3 deletions
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4
arch/x86/pci/xen.c
View file

@ -409,10 +409,8 @@ int __init pci_xen_init(void)
pcibios_enable_irq = xen_pcifront_enable_irq;
pcibios_disable_irq = NULL;
#ifdef CONFIG_ACPI
/* Keep ACPI out of the picture */
acpi_noirq = 1;
#endif
acpi_noirq_set();
#ifdef CONFIG_PCI_MSI
x86_msi.setup_msi_irqs = xen_setup_msi_irqs;

11
drivers/pci/pci-sysfs.c
View file

@ -278,6 +278,16 @@ static ssize_t subordinate_bus_number_show(struct device *dev,
}
static DEVICE_ATTR_RO(subordinate_bus_number);
static ssize_t ari_enabled_show(struct device *dev,
struct device_attribute *attr,
char *buf)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
return sprintf(buf, "%u\n", pci_ari_enabled(pci_dev->bus));
}
static DEVICE_ATTR_RO(ari_enabled);
static ssize_t modalias_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
@ -786,6 +796,7 @@ static struct attribute *pci_dev_attrs[] = {
&dev_attr_devspec.attr,
#endif
&dev_attr_driver_override.attr,
&dev_attr_ari_enabled.attr,
NULL,
};

4
drivers/pci/quirks.c
View file

@ -3213,6 +3213,8 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CHELSIO, 0x0030,
quirk_broken_intx_masking);
DECLARE_PCI_FIXUP_FINAL(0x1814, 0x0601, /* Ralink RT2800 802.11n PCI */
quirk_broken_intx_masking);
DECLARE_PCI_FIXUP_FINAL(0x1b7c, 0x0004, /* Ceton InfiniTV4 */
quirk_broken_intx_masking);
/*
* Realtek RTL8169 PCI Gigabit Ethernet Controller (rev 10)
@ -3877,6 +3879,8 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x9120,
quirk_dma_func1_alias);
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x9123,
quirk_dma_func1_alias);
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x9128,
quirk_dma_func1_alias);
/* https://bugzilla.kernel.org/show_bug.cgi?id=42679#c14 */
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_MARVELL_EXT, 0x9130,
quirk_dma_func1_alias);