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[SPARC64]: constify some paramaters of OF routines

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This starts bringing the PowerPC and Sparc64 implemetations back closer
together.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Stephen Rothwell 2007-03-29 11:22:57 -07:00 • committed by David S. Miller
parent 374d4cac62
commit 3dfe10ee7c
2 changed files with 13 additions and 8 deletions
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11
arch/sparc64/kernel/prom.c
View file

@ -36,12 +36,13 @@ static struct device_node *allnodes;
*/ */
static DEFINE_RWLOCK(devtree_lock); static DEFINE_RWLOCK(devtree_lock);
int of_device_is_compatible(struct device_node *device, const char *compat) int of_device_is_compatible(const struct device_node *device,
const char *compat)
{ {
const char* cp; const char* cp;
int cplen, l; int cplen, l;
cp = (char *) of_get_property(device, "compatible", &cplen); cp = of_get_property(device, "compatible", &cplen);
if (cp == NULL) if (cp == NULL)
return 0; return 0;
while (cplen > 0) { while (cplen > 0) {
@ -154,7 +155,8 @@ struct device_node *of_find_compatible_node(struct device_node *from,
} }
EXPORT_SYMBOL(of_find_compatible_node); EXPORT_SYMBOL(of_find_compatible_node);
struct property *of_find_property(struct device_node *np, const char *name, struct property *of_find_property(const struct device_node *np,
const char *name,
int *lenp) int *lenp)
{ {
struct property *pp; struct property *pp;
@ -174,7 +176,8 @@ EXPORT_SYMBOL(of_find_property);
* Find a property with a given name for a given node * Find a property with a given name for a given node
* and return the value. * and return the value.
*/ */
const void *of_get_property(struct device_node *np, const char *name, int *lenp) const void *of_get_property(const struct device_node *np, const char *name,
int *lenp)
{ {
struct property *pp = of_find_property(np,name,lenp); struct property *pp = of_find_property(np,name,lenp);
return pp ? pp->value : NULL; return pp ? pp->value : NULL;

10
include/asm-sparc64/prom.h
View file

@ -93,12 +93,14 @@ extern struct device_node *of_find_node_by_phandle(phandle handle);
extern struct device_node *of_get_parent(const struct device_node *node); extern struct device_node *of_get_parent(const struct device_node *node);
extern struct device_node *of_get_next_child(const struct device_node *node, extern struct device_node *of_get_next_child(const struct device_node *node,
struct device_node *prev); struct device_node *prev);
extern struct property *of_find_property(struct device_node *np, extern struct property *of_find_property(const struct device_node *np,
const char *name, const char *name,
int *lenp); int *lenp);
extern int of_device_is_compatible(struct device_node *device, const char *); extern int of_device_is_compatible(const struct device_node *device,
extern const void *of_get_property(struct device_node *node, const char *name, const char *);
int *lenp); extern const void *of_get_property(const struct device_node *node,
const char *name,
int *lenp);
#define get_property(node,name,lenp) of_get_property(node,name,lenp) #define get_property(node,name,lenp) of_get_property(node,name,lenp)
extern int of_set_property(struct device_node *node, const char *name, void *val, int len); extern int of_set_property(struct device_node *node, const char *name, void *val, int len);
extern int of_getintprop_default(struct device_node *np, extern int of_getintprop_default(struct device_node *np,