17 static int _fdt_nodename_eq(const void *fdt, int offset,  in _fdt_nodename_eq()  argument
20 	const char *p = fdt_offset_ptr(fdt, offset + FDT_TAGSIZE, len+1);  in _fdt_nodename_eq()
53 	int offset;  in fdt_get_max_phandle()  local
55 	for (offset = fdt_next_node(fdt, -1, NULL);;  in fdt_get_max_phandle()
56 	     offset = fdt_next_node(fdt, offset, NULL)) {  in fdt_get_max_phandle()
59 		if (offset == -FDT_ERR_NOTFOUND)  in fdt_get_max_phandle()
62 		if (offset < 0)  in fdt_get_max_phandle()
65 		phandle = fdt_get_phandle(fdt, offset);  in fdt_get_max_phandle()
93 static int _nextprop(const void *fdt, int offset)  in _nextprop()  argument
99 		tag = fdt_next_tag(fdt, offset, &nextoffset);  in _nextprop()
109 			return offset;  in _nextprop()
111 		offset = nextoffset;  in _nextprop()
117 int fdt_subnode_offset_namelen(const void *fdt, int offset,  in fdt_subnode_offset_namelen()  argument
125 	     (offset >= 0) && (depth >= 0);  in fdt_subnode_offset_namelen()
126 	     offset = fdt_next_node(fdt, offset, &depth))  in fdt_subnode_offset_namelen()
128 		    && _fdt_nodename_eq(fdt, offset, name, namelen))  in fdt_subnode_offset_namelen()
129 			return offset;  in fdt_subnode_offset_namelen()
133 	return offset; /* error */  in fdt_subnode_offset_namelen()
165 	int offset = 0;  in fdt_path_offset_namelen()  local
179 		offset = fdt_path_offset(fdt, p);  in fdt_path_offset_namelen()
191 			return offset;  in fdt_path_offset_namelen()
197 		offset = fdt_subnode_offset_namelen(fdt, offset, p, q-p);  in fdt_path_offset_namelen()
198 		if (offset < 0)  in fdt_path_offset_namelen()
199 			return offset;  in fdt_path_offset_namelen()
204 	return offset;  in fdt_path_offset_namelen()
234 	int offset;  in fdt_first_property_offset()  local
236 	if ((offset = fdt_check_node_offset_(fdt, nodeoffset)) < 0)  in fdt_first_property_offset()
237 		return offset;  in fdt_first_property_offset()
239 	return _nextprop(fdt, offset);  in fdt_first_property_offset()
242 int fdt_next_property_offset(const void *fdt, int offset)  in fdt_next_property_offset()  argument
244 	if ((offset = fdt_check_prop_offset_(fdt, offset)) < 0)  in fdt_next_property_offset()
245 		return offset;  in fdt_next_property_offset()
247 	return _nextprop(fdt, offset);  in fdt_next_property_offset()
251 						      int offset,  in fdt_get_property_by_offset()  argument
257 	if ((err = fdt_check_prop_offset_(fdt, offset)) < 0) {  in fdt_get_property_by_offset()
263 	prop = fdt_offset_ptr_(fdt, offset);  in fdt_get_property_by_offset()
272 						    int offset,  in fdt_get_property_namelen()  argument
276 	for (offset = fdt_first_property_offset(fdt, offset);  in fdt_get_property_namelen()
277 	     (offset >= 0);  in fdt_get_property_namelen()
278 	     (offset = fdt_next_property_offset(fdt, offset))) {  in fdt_get_property_namelen()
281 		if (!(prop = fdt_get_property_by_offset(fdt, offset, lenp))) {  in fdt_get_property_namelen()
282 			offset = -FDT_ERR_INTERNAL;  in fdt_get_property_namelen()
291 		*lenp = offset;  in fdt_get_property_namelen()
315 const void *fdt_getprop_by_offset(const void *fdt, int offset,  in fdt_getprop_by_offset()  argument
320 	prop = fdt_get_property_by_offset(fdt, offset, lenp);  in fdt_getprop_by_offset()
371 	int offset, depth, namelen;  in fdt_get_path()  local
379 	for (offset = 0, depth = 0;  in fdt_get_path()
380 	     (offset >= 0) && (offset <= nodeoffset);  in fdt_get_path()
381 	     offset = fdt_next_node(fdt, offset, &depth)) {  in fdt_get_path()
390 			name = fdt_get_name(fdt, offset, &namelen);  in fdt_get_path()
401 		if (offset == nodeoffset) {  in fdt_get_path()
412 	if ((offset == -FDT_ERR_NOTFOUND) || (offset >= 0))  in fdt_get_path()
414 	else if (offset == -FDT_ERR_BADOFFSET)  in fdt_get_path()
417 	return offset; /* error from fdt_next_node() */  in fdt_get_path()
423 	int offset, depth;  in fdt_supernode_atdepth_offset()  local
431 	for (offset = 0, depth = 0;  in fdt_supernode_atdepth_offset()
432 	     (offset >= 0) && (offset <= nodeoffset);  in fdt_supernode_atdepth_offset()
433 	     offset = fdt_next_node(fdt, offset, &depth)) {  in fdt_supernode_atdepth_offset()
435 			supernodeoffset = offset;  in fdt_supernode_atdepth_offset()
437 		if (offset == nodeoffset) {  in fdt_supernode_atdepth_offset()
448 	if ((offset == -FDT_ERR_NOTFOUND) || (offset >= 0))  in fdt_supernode_atdepth_offset()
450 	else if (offset == -FDT_ERR_BADOFFSET)  in fdt_supernode_atdepth_offset()
453 	return offset; /* error from fdt_next_node() */  in fdt_supernode_atdepth_offset()
481 	int offset;  in fdt_node_offset_by_prop_value()  local
492 	for (offset = fdt_next_node(fdt, startoffset, NULL);  in fdt_node_offset_by_prop_value()
493 	     offset >= 0;  in fdt_node_offset_by_prop_value()
494 	     offset = fdt_next_node(fdt, offset, NULL)) {  in fdt_node_offset_by_prop_value()
495 		val = fdt_getprop(fdt, offset, propname, &len);  in fdt_node_offset_by_prop_value()
498 			return offset;  in fdt_node_offset_by_prop_value()
501 	return offset; /* error from fdt_next_node() */  in fdt_node_offset_by_prop_value()
506 	int offset;  in fdt_node_offset_by_phandle()  local
519 	for (offset = fdt_next_node(fdt, -1, NULL);  in fdt_node_offset_by_phandle()
520 	     offset >= 0;  in fdt_node_offset_by_phandle()
521 	     offset = fdt_next_node(fdt, offset, NULL)) {  in fdt_node_offset_by_phandle()
522 		if (fdt_get_phandle(fdt, offset) == phandle)  in fdt_node_offset_by_phandle()
523 			return offset;  in fdt_node_offset_by_phandle()
526 	return offset; /* error from fdt_next_node() */  in fdt_node_offset_by_phandle()
662 	int offset, err;  in fdt_node_offset_by_compatible()  local
671 	for (offset = fdt_next_node(fdt, startoffset, NULL);  in fdt_node_offset_by_compatible()
672 	     offset >= 0;  in fdt_node_offset_by_compatible()
673 	     offset = fdt_next_node(fdt, offset, NULL)) {  in fdt_node_offset_by_compatible()
674 		err = fdt_node_check_compatible(fdt, offset, compatible);  in fdt_node_offset_by_compatible()
678 			return offset;  in fdt_node_offset_by_compatible()
681 	return offset; /* error from fdt_next_node() */  in fdt_node_offset_by_compatible()