From cfec4c63f5034160ab4a4654c05dd6241f51b282 Mon Sep 17 00:00:00 2001
From: Jayachandran C <jchandra@broadcom.com>
Date: Sat, 21 Dec 2013 16:52:17 +0530
Subject: MIPS: Netlogic: Add macro for node present
Add macro nlm_node_present() that can be used to check if a node is present
in a multi-chip configuration. This can be used even when NUMA is not enabled.
Signed-off-by: Jayachandran C <jchandra@broadcom.com>
Signed-off-by: John Crispin <blogic@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/6272/
---
arch/mips/include/asm/mach-netlogic/multi-node.h | 2 ++
1 file changed, 2 insertions(+)
(limited to 'arch/mips/include/asm')
diff --git a/arch/mips/include/asm/mach-netlogic/multi-node.h b/arch/mips/include/asm/mach-netlogic/multi-node.h
index b3d91e0c10dd..beeb36b9f9f8 100644
--- a/arch/mips/include/asm/mach-netlogic/multi-node.h
+++ b/arch/mips/include/asm/mach-netlogic/multi-node.h
@@ -63,6 +63,8 @@ struct nlm_soc_info {
extern struct nlm_soc_info nlm_nodes[NLM_NR_NODES];
#define nlm_get_node(i) (&nlm_nodes[i])
+#define nlm_node_present(n) ((n) >= 0 && (n) < NLM_NR_NODES && \
+ nlm_get_node(n)->coremask != 0)
#ifdef CONFIG_CPU_XLR
#define nlm_current_node() (&nlm_nodes[0])
#else
--
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