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authorAlex Chiang <achiang@hp.com>2009-07-23 17:03:00 -0600
committerJesse Barnes <jbarnes@virtuousgeek.org>2009-09-09 13:29:22 -0700
commit76d56de57ae60c6be383e48e7068fd973d5fb08a (patch)
tree732bcbbd91f7d85d658c1fc08d3ea982fcf100bb /drivers/acpi/pci_root.c
parent2547089ca2db132e307ef68848ba029a8ec2f341 (diff)
ACPI: export acpi_pci_root and friends
We can simplify ACPI drivers if we can tell whether a handle is an ACPI PCI root or not. Reviewed-by: Bjorn Helgaas <bjorn.helgaas@hp.com> Signed-off-by: Alex Chiang <achiang@hp.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'drivers/acpi/pci_root.c')
-rw-r--r--drivers/acpi/pci_root.c17
1 files changed, 2 insertions, 15 deletions
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index 55b5b90c2a4..31b961c2f22 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -61,20 +61,6 @@ static struct acpi_driver acpi_pci_root_driver = {
},
};
-struct acpi_pci_root {
- struct list_head node;
- struct acpi_device *device;
- struct pci_bus *bus;
- u16 segment;
- u8 bus_nr;
-
- u32 osc_support_set; /* _OSC state of support bits */
- u32 osc_control_set; /* _OSC state of control bits */
- u32 osc_control_qry; /* the latest _OSC query result */
-
- u32 osc_queried:1; /* has _OSC control been queried? */
-};
-
static LIST_HEAD(acpi_pci_roots);
static struct acpi_pci_driver *sub_driver;
@@ -317,7 +303,7 @@ static acpi_status acpi_pci_osc_support(struct acpi_pci_root *root, u32 flags)
return status;
}
-static struct acpi_pci_root *acpi_pci_find_root(acpi_handle handle)
+struct acpi_pci_root *acpi_pci_find_root(acpi_handle handle)
{
struct acpi_pci_root *root;
@@ -327,6 +313,7 @@ static struct acpi_pci_root *acpi_pci_find_root(acpi_handle handle)
}
return NULL;
}
+EXPORT_SYMBOL_GPL(acpi_pci_find_root);
struct acpi_handle_node {
struct list_head node;