MIPS: Netlogic: Add topology.h for XLP family

Add mach-netlogic/topology.h which contains XLP cpu number to core and
node mapping.

Signed-off-by: Jayachandran C <jchandra@broadcom.com>
Signed-off-by: John Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/6271/

1 files changed, 20 insertions, 0 deletions

diff --git a/arch/mips/include/asm/mach-netlogic/topology.h b/arch/mips/include/asm/mach-netlogic/topology.h
new file mode 100644
index 000000000000..0da99fa11c38
--- /dev/null
+++ b/arch/mips/include/asm/mach-netlogic/topology.h
@@ -0,0 +1,20 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2013 Broadcom Corporation
+ */
+#ifndef _ASM_MACH_NETLOGIC_TOPOLOGY_H
+#define _ASM_MACH_NETLOGIC_TOPOLOGY_H
+
+#include <asm/mach-netlogic/multi-node.h>
+
+#define topology_physical_package_id(cpu)       cpu_to_node(cpu)
+#define topology_core_id(cpu)   (cpu_logical_map(cpu) / NLM_THREADS_PER_CORE)
+#define topology_thread_cpumask(cpu)            (&cpu_sibling_map[cpu])
+#define topology_core_cpumask(cpu)      cpumask_of_node(cpu_to_node(cpu))
+
+#include <asm-generic/topology.h>
+
+#endif /* _ASM_MACH_NETLOGIC_TOPOLOGY_H */