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authorJayachandran C <jchandra@broadcom.com>2013-12-21 16:52:14 +0530
committerRalf Baechle <ralf@linux-mips.org>2014-01-24 22:39:47 +0100
commitce59d0f7fec6fa4e7a6c484308e25bad8a6caa39 (patch)
tree111c2a78eb3a952c9c0efe2895649fe6baec5ef1 /arch/mips
parentc24a8a7a99885d5b986f38f6631f69e7794a3e5e (diff)
downloadlwn-ce59d0f7fec6fa4e7a6c484308e25bad8a6caa39.tar.gz
lwn-ce59d0f7fec6fa4e7a6c484308e25bad8a6caa39.zip
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/
Diffstat (limited to 'arch/mips')
-rw-r--r--arch/mips/include/asm/mach-netlogic/multi-node.h19
-rw-r--r--arch/mips/include/asm/mach-netlogic/topology.h20
-rw-r--r--arch/mips/include/asm/netlogic/common.h18
3 files changed, 39 insertions, 18 deletions
diff --git a/arch/mips/include/asm/mach-netlogic/multi-node.h b/arch/mips/include/asm/mach-netlogic/multi-node.h
index d62fc773f4d7..b3d91e0c10dd 100644
--- a/arch/mips/include/asm/mach-netlogic/multi-node.h
+++ b/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
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 */
diff --git a/arch/mips/include/asm/netlogic/common.h b/arch/mips/include/asm/netlogic/common.h
index e6339d0904a3..c281f03eb312 100644
--- a/arch/mips/include/asm/netlogic/common.h
+++ b/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_ */