diff options
| author | Nathan Fontenot <nfont@linux.vnet.ibm.com> | 2013-04-24 05:58:23 (GMT) |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2013-04-26 06:08:22 (GMT) |
| commit | 8002b0c54b16931ad71771e6c97e46aca1be4456 (patch) | |
| tree | 78f970bb07eb19b6875b3925391e88b0154a94e5 /arch/powerpc | |
| parent | f0ff7eb483b4c9b24b83aa682c4f42db256f9bdb (diff) | |
| download | linux-8002b0c54b16931ad71771e6c97e46aca1be4456.tar.xz | |
powerpc/pseries: Update numa.c to use updated firmware_has_feature()
Update the numa code to use the updated firmware_has_feature() when checking
for type 1 affinity.
Signed-off-by: Nathan Fontenot <nfont@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/mm/numa.c | 22 |
1 files changed, 3 insertions, 19 deletions
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index 7218e9d..4cee835 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -291,9 +291,7 @@ EXPORT_SYMBOL_GPL(of_node_to_nid); static int __init find_min_common_depth(void) { int depth; - struct device_node *chosen; struct device_node *root; - const char *vec5; if (firmware_has_feature(FW_FEATURE_OPAL)) root = of_find_node_by_path("/ibm,opal"); @@ -325,24 +323,10 @@ static int __init find_min_common_depth(void) distance_ref_points_depth /= sizeof(int); -#define VEC5_AFFINITY_BYTE 5 -#define VEC5_AFFINITY 0x80 - - if (firmware_has_feature(FW_FEATURE_OPAL)) + if (firmware_has_feature(FW_FEATURE_OPAL) || + firmware_has_feature(FW_FEATURE_TYPE1_AFFINITY)) { + dbg("Using form 1 affinity\n"); form1_affinity = 1; - else { - chosen = of_find_node_by_path("/chosen"); - if (chosen) { - vec5 = of_get_property(chosen, - "ibm,architecture-vec-5", NULL); - if (vec5 && (vec5[VEC5_AFFINITY_BYTE] & - VEC5_AFFINITY)) { - dbg("Using form 1 affinity\n"); - form1_affinity = 1; - } - - of_node_put(chosen); - } } if (form1_affinity) { |