diff options
| author | Alex Williamson <alex.williamson@hp.com> | 2005-03-24 22:58:00 -0700 |
|---|---|---|
| committer | Tony Luck <tony.luck@intel.com> | 2005-05-03 13:33:18 -0700 |
| commit | bb0fc085457cf6a865b8232b0cefab3a7819df44 (patch) | |
| tree | deaa9e3b58d6e40cb2bdba61898bf8373dc02688 /arch/ia64/hp | |
| parent | c0b12422e5e1d041026dd27074de17d2d7e32c4e (diff) | |
[IA64] use common pxm function
This patch simplifies a couple places where we search for _PXM
values in ACPI namespace. Thanks,
Signed-off-by: Alex Williamson <alex.williamson@hp.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch/ia64/hp')
| -rw-r--r-- | arch/ia64/hp/common/sba_iommu.c | 34 |
1 files changed, 4 insertions, 30 deletions
diff --git a/arch/ia64/hp/common/sba_iommu.c b/arch/ia64/hp/common/sba_iommu.c index 6a8fcba7a853..b8db6e3e5e81 100644 --- a/arch/ia64/hp/common/sba_iommu.c +++ b/arch/ia64/hp/common/sba_iommu.c @@ -1944,43 +1944,17 @@ sba_connect_bus(struct pci_bus *bus) static void __init sba_map_ioc_to_node(struct ioc *ioc, acpi_handle handle) { - struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; - union acpi_object *obj; - acpi_handle phandle; unsigned int node; + int pxm; ioc->node = MAX_NUMNODES; - /* - * Check for a _PXM on this node first. We don't typically see - * one here, so we'll end up getting it from the parent. - */ - if (ACPI_FAILURE(acpi_evaluate_object(handle, "_PXM", NULL, &buffer))) { - if (ACPI_FAILURE(acpi_get_parent(handle, &phandle))) - return; - - /* Reset the acpi buffer */ - buffer.length = ACPI_ALLOCATE_BUFFER; - buffer.pointer = NULL; - - if (ACPI_FAILURE(acpi_evaluate_object(phandle, "_PXM", NULL, - &buffer))) - return; - } + pxm = acpi_get_pxm(handle); - if (!buffer.length || !buffer.pointer) + if (pxm < 0) return; - obj = buffer.pointer; - - if (obj->type != ACPI_TYPE_INTEGER || - obj->integer.value >= MAX_PXM_DOMAINS) { - acpi_os_free(buffer.pointer); - return; - } - - node = pxm_to_nid_map[obj->integer.value]; - acpi_os_free(buffer.pointer); + node = pxm_to_nid_map[pxm]; if (node >= MAX_NUMNODES || !node_online(node)) return; |