dtc/libfdt/fdt_ro.c

13 static int fdt_nodename_eq_(const void *fdt, int offset,
17 	const char *p = fdt_get_name(fdt, offset, &olen);
117 	int offset = -1;
122 		offset = fdt_next_node(fdt, offset, NULL);
123 		if (offset < 0) {
124 			if (offset == -FDT_ERR_NOTFOUND)
127 			return offset;
130 		value = fdt_get_phandle(fdt, offset);
162 	unsigned int offset = n * sizeof(struct fdt_reserve_entry);
163 	unsigned int absoffset = fdt_off_mem_rsvmap(fdt) + offset;
201 static int nextprop_(const void *fdt, int offset)
207 		tag = fdt_next_tag(fdt, offset, &nextoffset);
217 			return offset;
219 		offset = nextoffset;
225 int fdt_subnode_offset_namelen(const void *fdt, int offset,
233 	     (offset >= 0) && (depth >= 0);
234 	     offset = fdt_next_node(fdt, offset, &depth))
236 		    && fdt_nodename_eq_(fdt, offset, name, namelen))
237 			return offset;
241 	return offset; /* error */
254 	int offset = 0;
271 		offset = fdt_path_offset(fdt, p);
282 				return offset;
288 		offset = fdt_subnode_offset_namelen(fdt, offset, p, q-p);
289 		if (offset < 0)
290 			return offset;
295 	return offset;
343 	int offset;
345 	if ((offset = fdt_check_node_offset_(fdt, nodeoffset)) < 0)
346 		return offset;
348 	return nextprop_(fdt, offset);
351 int fdt_next_property_offset(const void *fdt, int offset)
353 	if ((offset = fdt_check_prop_offset_(fdt, offset)) < 0)
354 		return offset;
356 	return nextprop_(fdt, offset);
360 						              int offset,
367 	    (err = fdt_check_prop_offset_(fdt, offset)) < 0) {
373 	prop = fdt_offset_ptr_(fdt, offset);
382 						      int offset,
394 	return fdt_get_property_by_offset_(fdt, offset, lenp);
398 						            int offset,
404 	for (offset = fdt_first_property_offset(fdt, offset);
405 	     (offset >= 0);
406 	     (offset = fdt_next_property_offset(fdt, offset))) {
409 		prop = fdt_get_property_by_offset_(fdt, offset, lenp);
411 			offset = -FDT_ERR_INTERNAL;
417 				*poffset = offset;
423 		*lenp = offset;
429 						    int offset,
441 	return fdt_get_property_namelen_(fdt, offset, name, namelen, lenp,
472 const void *fdt_getprop_by_offset(const void *fdt, int offset,
477 	prop = fdt_get_property_by_offset_(fdt, offset, lenp);
500 	    (offset + sizeof(*prop)) % 8 && fdt32_ld_(&prop->len) >= 8)
532 	int offset = fdt_path_offset(fdt, path);
534 	if (offset < 0)
537 	return fdt_getprop_namelen(fdt, offset, propname, propnamelen, lenp);
574 	int offset, depth, namelen;
582 	for (offset = 0, depth = 0;
583 	     (offset >= 0) && (offset <= nodeoffset);
584 	     offset = fdt_next_node(fdt, offset, &depth)) {
593 			name = fdt_get_name(fdt, offset, &namelen);
604 		if (offset == nodeoffset) {
615 	if ((offset == -FDT_ERR_NOTFOUND) || (offset >= 0))
617 	else if (offset == -FDT_ERR_BADOFFSET)
620 	return offset; /* error from fdt_next_node() */
626 	int offset, depth;
634 	for (offset = 0, depth = 0;
635 	     (offset >= 0) && (offset <= nodeoffset);
636 	     offset = fdt_next_node(fdt, offset, &depth)) {
638 			supernodeoffset = offset;
640 		if (offset == nodeoffset) {
652 		if ((offset == -FDT_ERR_NOTFOUND) || (offset >= 0))
654 		else if (offset == -FDT_ERR_BADOFFSET)
658 	return offset; /* error from fdt_next_node() */
687 	int offset;
698 	for (offset = fdt_next_node(fdt, startoffset, NULL);
699 	     offset >= 0;
700 	     offset = fdt_next_node(fdt, offset, NULL)) {
701 		val = fdt_getprop(fdt, offset, propname, &len);
704 			return offset;
707 	return offset; /* error from fdt_next_node() */
712 	int offset;
725 	for (offset = fdt_next_node(fdt, -1, NULL);
726 	     offset >= 0;
727 	     offset = fdt_next_node(fdt, offset, NULL)) {
728 		if (fdt_get_phandle(fdt, offset) == phandle)
729 			return offset;
732 	return offset; /* error from fdt_next_node() */
868 	int offset, err;
877 	for (offset = fdt_next_node(fdt, startoffset, NULL);
878 	     offset >= 0;
879 	     offset = fdt_next_node(fdt, offset, NULL)) {
880 		err = fdt_node_check_compatible(fdt, offset, compatible);
884 			return offset;
887 	return offset; /* error from fdt_next_node() */