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authorJiang Liu2012-06-22 08:55:16 +0200
committerBjorn Helgaas2012-06-22 23:16:51 +0200
commitf4b57a3b4352f72e461e362cb25917e28bdba80f (patch)
tree645b4c86120578cae02e0e4065ba2b39d77bb539 /include/acpi/acpi_bus.h
parentx86/PCI: add pci_mmconfig_insert()/delete() for PCI root bridge hotplug (diff)
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PCI/ACPI: provide MMCONFIG address for PCI host bridges
This patch provide MMCONFIG address for PCI host bridges, which will be used to support host bridge hotplug. It gets MMCONFIG address by evaluating _CBA method if available. Reviewed-by: Yinghai Lu <yinghai@kernel.org> Signed-off-by: Jiang Liu <liuj97@gmail.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'include/acpi/acpi_bus.h')
-rw-r--r--include/acpi/acpi_bus.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 9e6e1c6eb60a..457974073994 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -401,6 +401,7 @@ struct acpi_pci_root {
u32 osc_support_set; /* _OSC state of support bits */
u32 osc_control_set; /* _OSC state of control bits */
+ phys_addr_t mcfg_addr;
};
/* helper */