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(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,
400 extern int of_add_property(struct device_node *np, struct property *prop);
401 extern int of_remove_property(struct device_node *np, struct property *prop);
402 extern int of_update_property(struct device_node *np, struct property *newprop);
417  * of_property_read_u8_array - Find and read an array of u8 from a property.
419  * @np:		device node from which the property value is to be read.
420  * @propname:	name of the property to be searched.
424  * Search for a property in a device node and read 8-bit value(s) from
425  * it. Returns 0 on success, -EINVAL if the property does not exist,
426  * -ENODATA if property does not have a value, and -EOVERFLOW if the
427  * property data isn't large enough.
430  *	property = /bits/ 8 <0x50 0x60 0x70>;
447  * of_property_read_u16_array - Find and read an array of u16 from a property.
449  * @np:		device node from which the property value is to be read.
450  * @propname:	name of the property to be searched.
454  * Search for a property in a device node and read 16-bit value(s) from
455  * it. Returns 0 on success, -EINVAL if the property does not exist,
456  * -ENODATA if property does not have a value, and -EOVERFLOW if the
457  * property data isn't large enough.
460  *	property = /bits/ 16 <0x5000 0x6000 0x7000>;
478  * from a property.
480  * @np:		device node from which the property value is to be read.
481  * @propname:	name of the property to be searched.
485  * Search for a property in a device node and read 32-bit value(s) from
486  * it. Returns 0 on success, -EINVAL if the property does not exist,
487  * -ENODATA if property does not have a value, and -EOVERFLOW if the
488  * property data isn't large enough.
506  * from a property.
508  * @np:		device node from which the property value is to be read.
509  * @propname:	name of the property to be searched.
513  * Search for a property in a device node and read 64-bit value(s) from
514  * it. Returns 0 on success, -EINVAL if the property does not exist,
515  * -ENODATA if property does not have a value, and -EOVERFLOW if the
516  * property data isn't large enough.
533  * struct property *prop;
540 const __be32 *of_prop_next_u32(struct property *prop, const __be32 *cur,
543  * struct property *prop;
549 const char *of_prop_next_string(struct property *prop, const char *cur);
691 static inline struct property *of_find_property(const struct device_node *np,  in of_find_property()
924 static inline const __be32 *of_prop_next_u32(struct property *prop,  in of_prop_next_u32()
930 static inline const char *of_prop_next_string(struct property *prop,  in of_prop_next_string()
955 static inline int of_property_check_flag(struct property *p, unsigned long flag)  in of_property_check_flag()
960 static inline void of_property_set_flag(struct property *p, unsigned long flag)  in of_property_set_flag()
964 static inline void of_property_clear_flag(struct property *p, unsigned long flag)  in of_property_clear_flag()
991 static inline int of_prop_val_eq(struct property *p1, struct property *p2)  in of_prop_val_eq()
1035  * of_property_count_u8_elems - Count the number of u8 elements in a property
1037  * @np:		device node from which the property value is to be read.
1038  * @propname:	name of the property to be searched.
1040  * Search for a property in a device node and count the number of u8 elements
1041  * in it. Returns number of elements on sucess, -EINVAL if the property does
1043  * property does not have a value.
1052  * of_property_count_u16_elems - Count the number of u16 elements in a property
1054  * @np:		device node from which the property value is to be read.
1055  * @propname:	name of the property to be searched.
1057  * Search for a property in a device node and count the number of u16 elements
1058  * in it. Returns number of elements on sucess, -EINVAL if the property does
1060  * property does not have a value.
1069  * of_property_count_u32_elems - Count the number of u32 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 u32 elements
1075  * in it. Returns number of elements on sucess, -EINVAL if the property does
1077  * property does not have a value.
1086  * of_property_count_u64_elems - Count the number of u64 elements in a property
1088  * @np:		device node from which the property value is to be read.
1089  * @propname:	name of the property to be searched.
1091  * Search for a property in a device node and count the number of u64 elements
1092  * in it. Returns number of elements on sucess, -EINVAL if the property does
1094  * property does not have a value.
1104  * strings property.
1105  * @np:		device node from which the property value is to be read.
1106  * @propname:	name of the property to be searched.
1110  * Search for a property in a device tree node and retrieve a list of
1111  * terminated string values (pointer to data, not a copy) in that property.
1113  * If @out_strs is NULL, the number of strings in the property is returned.
1124  * multiple strings property.
1125  * @np:		device node from which the property value is to be read.
1126  * @propname:	name of the property to be searched.
1128  * Search for a property in a device tree node and retrieve the number of null
1130  * success, -EINVAL if the property does not exist, -ENODATA if property
1132  * within the length of the property data.
1142  * strings property.
1143  * @np:		device node from which the property value is to be read.
1144  * @propname:	name of the property to be searched.
1149  * Search for a property in a device tree node and retrieve a null
1151  * contained in that property.
1152  * Returns 0 on success, -EINVAL if the property does not exist, -ENODATA if
1153  * property does not have a value, and -EILSEQ if the string is not
1154  * null-terminated within the length of the property data.
1167  * of_property_read_bool - Find a property
1168  * @np:		device node from which the property value is to be read.
1169  * @propname:	name of the property to be searched.
1171  * Search for a property in a device node.
1172  * Returns true if the property exists false otherwise.
1177 	struct property *prop = of_find_property(np, propname, NULL);  in of_property_read_bool()
1312  * @prop:	pointer to the property affected
1313  * @old_prop:	hold a pointer to the original property
1324 	struct property *prop;
1325 	struct property *old_prop;
1361 		struct property *prop);
1376 		struct device_node *np, struct property *prop)  in of_changeset_add_property()
1382 		struct device_node *np, struct property *prop)  in of_changeset_remove_property()
1388 		struct device_node *np, struct property *prop)  in of_changeset_update_property()