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author | David S. Miller <davem@davemloft.net> | 2008-12-04 20:28:22 -0800 |
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committer | David S. Miller <davem@davemloft.net> | 2008-12-05 17:00:13 -0800 |
commit | dfa76060be85dd48d3803bc26f6a6d2e93e812f0 (patch) | |
tree | 6e0256581241b0db0da33ce5afbd4017a61e38d8 /arch/sparc/kernel/prom_32.c | |
parent | ab04323e5b8c50d6e8f7f4a3e4118ba5fcba61a1 (diff) | |
download | kernel_samsung_smdk4412-dfa76060be85dd48d3803bc26f6a6d2e93e812f0.zip kernel_samsung_smdk4412-dfa76060be85dd48d3803bc26f6a6d2e93e812f0.tar.gz kernel_samsung_smdk4412-dfa76060be85dd48d3803bc26f6a6d2e93e812f0.tar.bz2 |
sparc: Create common area for OF device layer code.
This is where common code implementations will go as we unify
32-bit and 64-bit OF device tree code.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/kernel/prom_32.c')
-rw-r--r-- | arch/sparc/kernel/prom_32.c | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/arch/sparc/kernel/prom_32.c b/arch/sparc/kernel/prom_32.c index 715455b..e41df66 100644 --- a/arch/sparc/kernel/prom_32.c +++ b/arch/sparc/kernel/prom_32.c @@ -27,100 +27,6 @@ #include "prom.h" -struct device_node *of_find_node_by_phandle(phandle handle) -{ - struct device_node *np; - - for (np = allnodes; np != 0; np = np->allnext) - if (np->node == handle) - break; - - return np; -} -EXPORT_SYMBOL(of_find_node_by_phandle); - -int of_getintprop_default(struct device_node *np, const char *name, int def) -{ - struct property *prop; - int len; - - prop = of_find_property(np, name, &len); - if (!prop || len != 4) - return def; - - return *(int *) prop->value; -} -EXPORT_SYMBOL(of_getintprop_default); - -DEFINE_MUTEX(of_set_property_mutex); -EXPORT_SYMBOL(of_set_property_mutex); - -int of_set_property(struct device_node *dp, const char *name, void *val, int len) -{ - struct property **prevp; - void *new_val; - int err; - - new_val = kmalloc(len, GFP_KERNEL); - if (!new_val) - return -ENOMEM; - - memcpy(new_val, val, len); - - err = -ENODEV; - - write_lock(&devtree_lock); - prevp = &dp->properties; - while (*prevp) { - struct property *prop = *prevp; - - if (!strcasecmp(prop->name, name)) { - void *old_val = prop->value; - int ret; - - mutex_lock(&of_set_property_mutex); - ret = prom_setprop(dp->node, (char *) name, val, len); - mutex_unlock(&of_set_property_mutex); - - err = -EINVAL; - if (ret >= 0) { - prop->value = new_val; - prop->length = len; - - if (OF_IS_DYNAMIC(prop)) - kfree(old_val); - - OF_MARK_DYNAMIC(prop); - - err = 0; - } - break; - } - prevp = &(*prevp)->next; - } - write_unlock(&devtree_lock); - - /* XXX Upate procfs if necessary... */ - - return err; -} -EXPORT_SYMBOL(of_set_property); - -int of_find_in_proplist(const char *list, const char *match, int len) -{ - while (len > 0) { - int l; - - if (!strcmp(list, match)) - return 1; - l = strlen(list) + 1; - list += l; - len -= l; - } - return 0; -} -EXPORT_SYMBOL(of_find_in_proplist); - static unsigned int prom_early_allocated; static void * __init prom_early_alloc(unsigned long size) |