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/

arch/mips/include/asm/mach-netlogic/multi-node.h

@@ -51,4 +51,23 @@
 #define NLM_THREADS_PER_CORE	4
 #define NLM_CPUS_PER_NODE	(NLM_CORES_PER_NODE * NLM_THREADS_PER_CORE)
 
+struct nlm_soc_info {
+	unsigned long	coremask;	/* cores enabled on the soc */
+	unsigned long	ebase;		/* not used now */
+	uint64_t	irqmask;	/* EIMR for the node */
+	uint64_t	sysbase;	/* only for XLP - sys block base */
+	uint64_t	picbase;	/* PIC block base */
+	spinlock_t	piclock;	/* lock for PIC access */
+	cpumask_t	cpumask;	/* logical cpu mask for node */
+};
+
+extern struct nlm_soc_info nlm_nodes[NLM_NR_NODES];
+#define nlm_get_node(i)		(&nlm_nodes[i])
+#ifdef CONFIG_CPU_XLR
+#define nlm_current_node()	(&nlm_nodes[0])
+#else
+#define nlm_current_node()	(&nlm_nodes[nlm_nodeid()])
+#endif
+void nlm_node_init(int node);
+
 #endif

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 */

arch/mips/include/asm/netlogic/common.h

@@ -84,7 +84,6 @@ nlm_set_nmi_handler(void *handler)
  */
 void nlm_init_boot_cpu(void);
 unsigned int nlm_get_cpu_frequency(void);
-void nlm_node_init(int node);
 extern struct plat_smp_ops nlm_smp_ops;
 extern char nlm_reset_entry[], nlm_reset_entry_end[];
 
@@ -94,22 +93,6 @@ extern struct dma_map_ops nlm_swiotlb_dma_ops;
 extern unsigned int nlm_threads_per_core;
 extern cpumask_t nlm_cpumask;
 
-struct nlm_soc_info {
-	unsigned long coremask; /* cores enabled on the soc */
-	unsigned long ebase;
-	uint64_t irqmask;
-	uint64_t sysbase;	/* only for XLP */
-	uint64_t picbase;
-	spinlock_t piclock;
-};
-
-#define nlm_get_node(i)		(&nlm_nodes[i])
-#ifdef CONFIG_CPU_XLR
-#define nlm_current_node()	(&nlm_nodes[0])
-#else
-#define nlm_current_node()	(&nlm_nodes[nlm_nodeid()])
-#endif
-
 struct irq_data;
 uint64_t nlm_pci_irqmask(int node);
 void nlm_setup_pic_irq(int node, int picirq, int irq, int irt);
@@ -128,7 +111,6 @@ static inline int nlm_irq_to_xirq(int node, int irq)
 	return node * NR_IRQS / NLM_NR_NODES + irq;
 }
 
-extern struct nlm_soc_info nlm_nodes[NLM_NR_NODES];
 extern int nlm_cpu_ready[];
 #endif
 #endif /* _NETLOGIC_COMMON_H_ */