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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>
This commit is contained in:
Grant Likely 2010-07-23 20:11:18 -06:00
parent c660122538
commit 559e2b7ee7
5 changed files with 13 additions and 19 deletions
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10
arch/microblaze/include/asm/topology.h
View File

@ -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 */

7
arch/powerpc/include/asm/prom.h
View File

@ -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

7
arch/powerpc/include/asm/topology.h
View File

@ -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)

3
arch/sparc/include/asm/prom.h
View File

@ -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);

5
include/linux/of.h
View File

@ -146,6 +146,11 @@ static inline unsigned long of_read_ulong(const __be32 *cell, int size)
#define OF_BAD_ADDR ((u64)-1)
#ifndef of_node_to_nid
static inline int of_node_to_nid(struct device_node *np) { return -1; }
#define of_node_to_nid of_node_to_nid
#endif
extern struct device_node *of_find_node_by_name(struct device_node *from,
const char *name);
#define for_each_node_by_name(dn, name) \