22 #include <linux/property.h>
31 struct property {  struct
35 	struct property *next;  argument
57 	struct	property *properties;  argument
58 	struct	property *deadprops;	/* removed properties */
99 	struct property		*prop;
100 	struct property		*old_prop;
210 static inline int of_property_check_flag(const struct property *p, unsigned long flag)  in of_property_check_flag()
215 static inline void of_property_set_flag(struct property *p, unsigned long flag)  in of_property_set_flag()
220 static inline void of_property_clear_flag(struct property *p, unsigned long flag)  in of_property_clear_flag()
304 extern struct property *of_find_property(const struct device_node *np,
394 extern int of_add_property(struct device_node *np, struct property *prop);
395 extern int of_remove_property(struct device_node *np, struct property *prop);
396 extern int of_update_property(struct device_node *np, struct property *newprop);
411  * struct property *prop;
418 const __be32 *of_prop_next_u32(struct property *prop, const __be32 *cur,
421  * struct property *prop;
427 const char *of_prop_next_string(struct property *prop, const char *cur);
581 static inline struct property *of_find_property(const struct device_node *np,  in of_find_property()
769 static inline int of_add_property(struct device_node *np, struct property *prop)  in of_add_property()
774 static inline int of_remove_property(struct device_node *np, struct property *prop)  in of_remove_property()
784 static inline const __be32 *of_prop_next_u32(struct property *prop,  in of_prop_next_u32()
790 static inline const char *of_prop_next_string(struct property *prop,  in of_prop_next_string()
815 static inline int of_property_check_flag(const struct property *p,  in of_property_check_flag()
821 static inline void of_property_set_flag(struct property *p, unsigned long flag)  in of_property_set_flag()
825 static inline void of_property_clear_flag(struct property *p, unsigned long flag)  in of_property_clear_flag()
857 static inline int of_prop_val_eq(struct property *p1, struct property *p2)  in of_prop_val_eq()
901  * of_parse_phandle - Resolve a phandle property to a device_node pointer
902  * @np: Pointer to device node holding phandle property
903  * @phandle_name: Name of property holding a phandle value
926  * @list_name:	property name that contains a list
927  * @cells_name:	property name that specifies phandles' arguments count
974  * @list_name:	property name that contains a list
1012  * of_property_count_u8_elems - Count the number of u8 elements in a property
1014  * @np:		device node from which the property value is to be read.
1015  * @propname:	name of the property to be searched.
1017  * Search for a property in a device node and count the number of u8 elements
1020  * Return: The number of elements on sucess, -EINVAL if the property does
1022  * property does not have a value.
1031  * of_property_count_u16_elems - Count the number of u16 elements in a property
1033  * @np:		device node from which the property value is to be read.
1034  * @propname:	name of the property to be searched.
1036  * Search for a property in a device node and count the number of u16 elements
1039  * Return: The number of elements on sucess, -EINVAL if the property does
1041  * property does not have a value.
1050  * of_property_count_u32_elems - Count the number of u32 elements in a property
1052  * @np:		device node from which the property value is to be read.
1053  * @propname:	name of the property to be searched.
1055  * Search for a property in a device node and count the number of u32 elements
1058  * Return: The number of elements on sucess, -EINVAL if the property does
1060  * property does not have a value.
1069  * of_property_count_u64_elems - Count the number of u64 elements in a property
1071  * @np:		device node from which the property value is to be read.
1072  * @propname:	name of the property to be searched.
1074  * Search for a property in a device node and count the number of u64 elements
1077  * Return: The number of elements on sucess, -EINVAL if the property does
1079  * property does not have a value.
1089  * strings property.
1090  * @np:		device node from which the property value is to be read.
1091  * @propname:	name of the property to be searched.
1095  * Search for a property in a device tree node and retrieve a list of
1096  * terminated string values (pointer to data, not a copy) in that property.
1098  * Return: If @out_strs is NULL, the number of strings in the property is returned.
1109  * multiple strings property.
1110  * @np:		device node from which the property value is to be read.
1111  * @propname:	name of the property to be searched.
1113  * Search for a property in a device tree node and retrieve the number of null
1116  * Return: The number of strings on success, -EINVAL if the property does not
1117  * exist, -ENODATA if property does not have a value, and -EILSEQ if the string
1118  * is not null-terminated within the length of the property data.
1128  * strings property.
1129  * @np:		device node from which the property value is to be read.
1130  * @propname:	name of the property to be searched.
1135  * Search for a property in a device tree node and retrieve a null
1137  * contained in that property.
1139  * Return: 0 on success, -EINVAL if the property does not exist, -ENODATA if
1140  * property does not have a value, and -EILSEQ if the string is not
1141  * null-terminated within the length of the property data.
1154  * of_property_read_bool - Find a property
1155  * @np:		device node from which the property value is to be read.
1156  * @propname:	name of the property to be searched.
1158  * Search for a property in a device node.
1160  * Return: true if the property exists false otherwise.
1165 	struct property *prop = of_find_property(np, propname, NULL);  in of_property_read_bool()
1171  * of_property_read_u8_array - Find and read an array of u8 from a property.
1173  * @np:		device node from which the property value is to be read.
1174  * @propname:	name of the property to be searched.
1178  * Search for a property in a device node and read 8-bit value(s) from
1182  *  ``property = /bits/ 8 <0x50 0x60 0x70>;``
1184  * Return: 0 on success, -EINVAL if the property does not exist,
1185  * -ENODATA if property does not have a value, and -EOVERFLOW if the
1186  * property data isn't large enough.
1203  * of_property_read_u16_array - Find and read an array of u16 from a property.
1205  * @np:		device node from which the property value is to be read.
1206  * @propname:	name of the property to be searched.
1210  * Search for a property in a device node and read 16-bit value(s) from
1214  *  ``property = /bits/ 16 <0x5000 0x6000 0x7000>;``
1216  * Return: 0 on success, -EINVAL if the property does not exist,
1217  * -ENODATA if property does not have a value, and -EOVERFLOW if the
1218  * property data isn't large enough.
1236  * from a property.
1238  * @np:		device node from which the property value is to be read.
1239  * @propname:	name of the property to be searched.
1243  * Search for a property in a device node and read 32-bit value(s) from
1246  * Return: 0 on success, -EINVAL if the property does not exist,
1247  * -ENODATA if property does not have a value, and -EOVERFLOW if the
1248  * property data isn't large enough.
1266  * from a property.
1268  * @np:		device node from which the property value is to be read.
1269  * @propname:	name of the property to be searched.
1273  * Search for a property in a device node and read 64-bit value(s) from
1276  * Return: 0 on success, -EINVAL if the property does not exist,
1277  * -ENODATA if property does not have a value, and -EOVERFLOW if the
1278  * property data isn't large enough.
1428  * @prop:	pointer to the property affected
1429  * @old_prop:	hold a pointer to the original property
1440 	struct property *prop;
1441 	struct property *old_prop;
1477 		struct property *prop);
1492 		struct device_node *np, struct property *prop)  in of_changeset_add_property()
1498 		struct device_node *np, struct property *prop)  in of_changeset_remove_property()
1504 		struct device_node *np, struct property *prop)  in of_changeset_update_property()