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authorJayachandran C <jchandra@broadcom.com>2013-12-21 16:52:17 +0530
committerRalf Baechle <ralf@linux-mips.org>2014-01-24 22:39:47 +0100
commitcfec4c63f5034160ab4a4654c05dd6241f51b282 (patch)
tree43891c1e5800e7bcd594f583ae8f48630182cb39 /arch/mips
parented8dfc46e0099540cb923f61bca885b460f1365e (diff)
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/
Diffstat (limited to 'arch/mips')
-rw-r--r--arch/mips/include/asm/mach-netlogic/multi-node.h2
-rw-r--r--arch/mips/pci/pci-xlp.c6
2 files changed, 4 insertions, 4 deletions
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
diff --git a/arch/mips/pci/pci-xlp.c b/arch/mips/pci/pci-xlp.c
index 222d804e77d1..da7a37a55981 100644
--- a/arch/mips/pci/pci-xlp.c
+++ b/arch/mips/pci/pci-xlp.c
@@ -235,7 +235,6 @@ static inline void xlp_config_pci_bswap(int node, int link) {}
static int __init pcibios_init(void)
{
- struct nlm_soc_info *nodep;
uint64_t pciebase;
int link, n;
u32 reg;
@@ -249,9 +248,8 @@ static int __init pcibios_init(void)
ioport_resource.end = ~0;
for (n = 0; n < NLM_NR_NODES; n++) {
- nodep = nlm_get_node(n);
- if (!nodep->coremask)
- continue; /* node does not exist */
+ if (!nlm_node_present(n))
+ continue;
for (link = 0; link < PCIE_NLINKS; link++) {
pciebase = nlm_get_pcie_base(n, link);