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x86/PCI: Remove acpi_get_pxm() usage

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The PCI host bridge code doesn't care about _PXM values directly; it only
needs to know what NUMA node the hardware is on.

This uses acpi_get_node() directly and removes the _PXM stuff.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Bjorn Helgaas 2014-01-24 14:40:46 -07:00
parent 8a3d01c740
commit ab6ffce35b
1 changed files with 2 additions and 17 deletions
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19
arch/x86/pci/acpi.c
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@ -480,9 +480,6 @@ struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root)
struct pci_bus *bus = NULL;
struct pci_sysdata *sd;
int node;
#ifdef CONFIG_ACPI_NUMA
int pxm;
#endif
if (pci_ignore_seg)
domain = 0;
@ -494,12 +491,7 @@ struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root)
return NULL;
}
node = NUMA_NO_NODE;
#ifdef CONFIG_ACPI_NUMA
pxm = acpi_get_pxm(device->handle);
if (pxm >= 0)
node = pxm_to_node(pxm);
#endif
node = acpi_get_node(device->handle);
if (node == NUMA_NO_NODE)
node = x86_pci_root_bus_node(busnum);
@ -570,15 +562,8 @@ struct pci_bus *pci_acpi_scan_root(struct acpi_pci_root *root)
pcie_bus_configure_settings(child);
}
if (bus && node != NUMA_NO_NODE) {
#ifdef CONFIG_ACPI_NUMA
if (pxm >= 0)
dev_printk(KERN_DEBUG, &bus->dev,
"on NUMA node %d (pxm %d)\n", node, pxm);
#else
if (bus && node != NUMA_NO_NODE)
dev_printk(KERN_DEBUG, &bus->dev, "on NUMA node %d\n", node);
#endif
}
return bus;
}