diff options
Diffstat (limited to 'include/linux/of.h')
| -rw-r--r-- | include/linux/of.h | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/include/linux/of.h b/include/linux/of.h index eaf0e2a2b75c..a62154aeda1b 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -67,7 +67,7 @@ struct device_node { #endif }; -#define MAX_PHANDLE_ARGS 16 +#define MAX_PHANDLE_ARGS NR_FWNODE_REFERENCE_ARGS struct of_phandle_args { struct device_node *np; int args_count; @@ -301,6 +301,8 @@ extern struct device_node *of_get_compatible_child(const struct device_node *par const char *compatible); extern struct device_node *of_get_child_by_name(const struct device_node *node, const char *name); +extern struct device_node *of_get_available_child_by_name(const struct device_node *node, + const char *name); /* cache lookup */ extern struct device_node *of_find_next_cache_node(const struct device_node *); @@ -314,6 +316,9 @@ extern struct property *of_find_property(const struct device_node *np, extern bool of_property_read_bool(const struct device_node *np, const char *propname); extern int of_property_count_elems_of_size(const struct device_node *np, const char *propname, int elem_size); +extern int of_property_read_u16_index(const struct device_node *np, + const char *propname, + u32 index, u16 *out_value); extern int of_property_read_u32_index(const struct device_node *np, const char *propname, u32 index, u32 *out_value); @@ -578,6 +583,13 @@ static inline struct device_node *of_get_child_by_name( return NULL; } +static inline struct device_node *of_get_available_child_by_name( + const struct device_node *node, + const char *name) +{ + return NULL; +} + static inline int of_device_is_compatible(const struct device_node *device, const char *name) { @@ -627,6 +639,12 @@ static inline int of_property_count_elems_of_size(const struct device_node *np, return -ENOSYS; } +static inline int of_property_read_u16_index(const struct device_node *np, + const char *propname, u32 index, u16 *out_value) +{ + return -ENOSYS; +} + static inline int of_property_read_u32_index(const struct device_node *np, const char *propname, u32 index, u32 *out_value) { @@ -908,12 +926,6 @@ static inline const void *of_device_get_match_data(const struct device *dev) #define of_node_cmp(s1, s2) strcasecmp((s1), (s2)) #endif -static inline int of_prop_val_eq(const struct property *p1, const struct property *p2) -{ - return p1->length == p2->length && - !memcmp(p1->value, p2->value, (size_t)p1->length); -} - #define for_each_property_of_node(dn, pp) \ for (pp = dn->properties; pp != NULL; pp = pp->next) |