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authorGrant Likely <grant.likely@secretlab.ca>2010-07-23 20:11:18 -0600
committerGrant Likely <grant.likely@secretlab.ca>2010-07-30 00:03:58 -0600
commit559e2b7ee7a1c7753d534abcb2742a4775339293 (patch)
tree28948fea73fcd9706d893f0f11c77861ed9ddca2 /arch
parentc6601225380088018ae93df2ba7f0bb65334d63b (diff)
of: Provide default of_node_to_nid() implementation.
of_node_to_nid() is only relevant in a few architectures. Don't force everyone to implement it anyway. Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Diffstat (limited to 'arch')
-rw-r--r--arch/microblaze/include/asm/topology.h10
-rw-r--r--arch/powerpc/include/asm/prom.h7
-rw-r--r--arch/powerpc/include/asm/topology.h7
-rw-r--r--arch/sparc/include/asm/prom.h3
4 files changed, 8 insertions, 19 deletions
diff --git a/arch/microblaze/include/asm/topology.h b/arch/microblaze/include/asm/topology.h
index 96bcea5a9920..5428f333a02c 100644
--- a/arch/microblaze/include/asm/topology.h
+++ b/arch/microblaze/include/asm/topology.h
@@ -1,11 +1 @@
#include <asm-generic/topology.h>
-
-#ifndef _ASM_MICROBLAZE_TOPOLOGY_H
-#define _ASM_MICROBLAZE_TOPOLOGY_H
-
-struct device_node;
-static inline int of_node_to_nid(struct device_node *device)
-{
- return 0;
-}
-#endif /* _ASM_MICROBLAZE_TOPOLOGY_H */
diff --git a/arch/powerpc/include/asm/prom.h b/arch/powerpc/include/asm/prom.h
index da7dd634e7ce..55bccc0a21c3 100644
--- a/arch/powerpc/include/asm/prom.h
+++ b/arch/powerpc/include/asm/prom.h
@@ -103,6 +103,13 @@ struct device_node *of_find_next_cache_node(struct device_node *np);
/* Get the MAC address */
extern const void *of_get_mac_address(struct device_node *np);
+#ifdef CONFIG_NUMA
+extern int of_node_to_nid(struct device_node *device);
+#else
+static inline int of_node_to_nid(struct device_node *device) { return 0; }
+#endif
+#define of_node_to_nid of_node_to_nid
+
/**
* of_irq_map_pci - Resolve the interrupt for a PCI device
* @pdev: the device whose interrupt is to be resolved
diff --git a/arch/powerpc/include/asm/topology.h b/arch/powerpc/include/asm/topology.h
index 32adf7280720..09dd38c8882c 100644
--- a/arch/powerpc/include/asm/topology.h
+++ b/arch/powerpc/include/asm/topology.h
@@ -41,8 +41,6 @@ static inline int cpu_to_node(int cpu)
cpu_all_mask : \
node_to_cpumask_map[node])
-int of_node_to_nid(struct device_node *device);
-
struct pci_bus;
#ifdef CONFIG_PCI
extern int pcibus_to_node(struct pci_bus *bus);
@@ -94,11 +92,6 @@ extern void sysfs_remove_device_from_node(struct sys_device *dev, int nid);
#else
-static inline int of_node_to_nid(struct device_node *device)
-{
- return 0;
-}
-
static inline void dump_numa_cpu_topology(void) {}
static inline int sysfs_add_device_to_node(struct sys_device *dev, int nid)
diff --git a/arch/sparc/include/asm/prom.h b/arch/sparc/include/asm/prom.h
index c82a7da25f9f..291f12575edd 100644
--- a/arch/sparc/include/asm/prom.h
+++ b/arch/sparc/include/asm/prom.h
@@ -43,8 +43,7 @@ extern int of_getintprop_default(struct device_node *np,
extern int of_find_in_proplist(const char *list, const char *match, int len);
#ifdef CONFIG_NUMA
extern int of_node_to_nid(struct device_node *dp);
-#else
-#define of_node_to_nid(dp) (-1)
+#define of_node_to_nid of_node_to_nid
#endif
extern void prom_build_devicetree(void);