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authorAndrew Patterson <andrew.patterson@hp.com>2008-11-10 15:30:45 -0700
committerJesse Barnes <jbarnes@virtuousgeek.org>2009-01-07 11:12:27 -0800
commit990a7ac5645883a833a11b900bb6f25b65dea65b (patch)
tree8644b7da9b41069d873d2b4dbe600bc5a828347d /include
parent8b62091e20215730be1b94b7cd135a78a3e692ca (diff)
ACPI/PCI: call _OSC support during root bridge discovery
Add pci_acpi_osc_support() and call it when a PCI bridge is added. This allows us to avoid having every individual PCI root bridge driver call _OSC support for every root bridge in their probe functions, a significant savings in boot time. Signed-off-by: Matthew Wilcox <willy@linux.intel.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/pci-acpi.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/pci-acpi.h b/include/linux/pci-acpi.h
index a9e4c34e938..424f06f84ca 100644
--- a/include/linux/pci-acpi.h
+++ b/include/linux/pci-acpi.h
@@ -51,6 +51,7 @@
#ifdef CONFIG_ACPI
extern acpi_status pci_osc_control_set(acpi_handle handle, u32 flags);
extern acpi_status __pci_osc_support_set(u32 flags, const char *hid);
+int pci_acpi_osc_support(acpi_handle handle, u32 flags);
static inline acpi_status pci_osc_support_set(u32 flags)
{
return __pci_osc_support_set(flags, PCI_ROOT_HID_STRING);