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ACPICA: Add post-order callback to acpi_walk_namespace

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The existing interface only has a pre-order callback. This change
adds an additional parameter for a post-order callback which will
be more useful for bus scans. ACPICA BZ 779.

Also update the external calls to acpi_walk_namespace.

http://www.acpica.org/bugzilla/show_bug.cgi?id=779

Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Lin Ming
2009-11-13 10:06:08 +08:00
committed by Len Brown
parent 7d5d05d070
commit 2263576cfc
29 changed files with 216 additions and 171 deletions
Download Patch File Download Diff File Expand all files Collapse all files

22
drivers/pci/hotplug/acpiphp_glue.c
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@@ -266,7 +266,7 @@ static int detect_ejectable_slots(acpi_handle handle)
int found = acpi_pci_detect_ejectable(handle);
if (!found) {
acpi_walk_namespace(ACPI_TYPE_DEVICE, handle, (u32)1,
is_pci_dock_device, (void *)&found, NULL);
is_pci_dock_device, NULL, (void *)&found, NULL);
}
return found;
}
@@ -281,7 +281,7 @@ static void init_bridge_misc(struct acpiphp_bridge *bridge)
/* register all slot objects under this bridge */
status = acpi_walk_namespace(ACPI_TYPE_DEVICE, bridge->handle, (u32)1,
register_slot, bridge, NULL);
register_slot, NULL, bridge, NULL);
if (ACPI_FAILURE(status)) {
list_del(&bridge->list);
return;
@@ -447,7 +447,7 @@ find_p2p_bridge(acpi_handle handle, u32 lvl, void *context, void **rv)
/* search P2P bridges under this p2p bridge */
status = acpi_walk_namespace(ACPI_TYPE_DEVICE, handle, (u32)1,
find_p2p_bridge, NULL, NULL);
find_p2p_bridge, NULL, NULL, NULL);
if (ACPI_FAILURE(status))
warn("find_p2p_bridge failed (error code = 0x%x)\n", status);
@@ -485,7 +485,7 @@ static int add_bridge(acpi_handle handle)
/* search P2P bridges under this host bridge */
status = acpi_walk_namespace(ACPI_TYPE_DEVICE, handle, (u32)1,
find_p2p_bridge, NULL, NULL);
find_p2p_bridge, NULL, NULL, NULL);
if (ACPI_FAILURE(status))
warn("find_p2p_bridge failed (error code = 0x%x)\n", status);
@@ -573,7 +573,7 @@ cleanup_p2p_bridge(acpi_handle handle, u32 lvl, void *context, void **rv)
/* cleanup p2p bridges under this P2P bridge
in a depth-first manner */
acpi_walk_namespace(ACPI_TYPE_DEVICE, handle, (u32)1,
cleanup_p2p_bridge, NULL, NULL);
cleanup_p2p_bridge, NULL, NULL, NULL);
bridge = acpiphp_handle_to_bridge(handle);
if (bridge)
@@ -589,7 +589,7 @@ static void remove_bridge(acpi_handle handle)
/* cleanup p2p bridges under this host bridge
in a depth-first manner */
acpi_walk_namespace(ACPI_TYPE_DEVICE, handle,
(u32)1, cleanup_p2p_bridge, NULL, NULL);
(u32)1, cleanup_p2p_bridge, NULL, NULL, NULL);
/*
* On root bridges with hotplug slots directly underneath (ie,
@@ -778,7 +778,7 @@ static int acpiphp_configure_ioapics(acpi_handle handle)
{
ioapic_add(handle, 0, NULL, NULL);
acpi_walk_namespace(ACPI_TYPE_DEVICE, handle,
ACPI_UINT32_MAX, ioapic_add, NULL, NULL);
ACPI_UINT32_MAX, ioapic_add, NULL, NULL, NULL);
return 0;
}
@@ -786,7 +786,7 @@ static int acpiphp_unconfigure_ioapics(acpi_handle handle)
{
ioapic_remove(handle, 0, NULL, NULL);
acpi_walk_namespace(ACPI_TYPE_DEVICE, handle,
ACPI_UINT32_MAX, ioapic_remove, NULL, NULL);
ACPI_UINT32_MAX, ioapic_remove, NULL, NULL, NULL);
return 0;
}
@@ -1367,7 +1367,7 @@ static void handle_hotplug_event_bridge(acpi_handle handle, u32 type, void *cont
bridge = acpiphp_handle_to_bridge(handle);
if (type == ACPI_NOTIFY_BUS_CHECK) {
acpi_walk_namespace(ACPI_TYPE_DEVICE, handle, ACPI_UINT32_MAX,
count_sub_bridges, &num_sub_bridges, NULL);
count_sub_bridges, NULL, &num_sub_bridges, NULL);
}
if (!bridge && !num_sub_bridges) {
@@ -1388,7 +1388,7 @@ static void handle_hotplug_event_bridge(acpi_handle handle, u32 type, void *cont
}
if (num_sub_bridges)
acpi_walk_namespace(ACPI_TYPE_DEVICE, handle,
ACPI_UINT32_MAX, check_sub_bridges, NULL, NULL);
ACPI_UINT32_MAX, check_sub_bridges, NULL, NULL, NULL);
break;
case ACPI_NOTIFY_DEVICE_CHECK:
@@ -1512,7 +1512,7 @@ int __init acpiphp_glue_init(void)
int num = 0;
acpi_walk_namespace(ACPI_TYPE_DEVICE, ACPI_ROOT_OBJECT,
ACPI_UINT32_MAX, find_root_bridges, &num, NULL);
ACPI_UINT32_MAX, find_root_bridges, NULL, &num, NULL);
if (num <= 0)
return -1;