38 	.end	= IO_SPACE_LIMIT,
46 	.end	= -1,
122 	unsigned long long start, end;  in r_show()  local
123 	int width = root->end < 0x10000 ? 4 : 8;  in r_show()
132 		end = r->end;  in r_show()
134 		start = end = 0;  in r_show()
140 			width, end,  in r_show()
184 	resource_size_t end = new->end;  in __request_resource()  local
187 	if (end < start)  in __request_resource()
191 	if (end > root->end)  in __request_resource()
196 		if (!tmp || tmp->start > end) {  in __request_resource()
203 		if (tmp->end < start)  in __request_resource()
257 		tmp->end = size - 1;  in __release_child_resources()
325  *			 [@start..@end].
328  * of the resource that's within [@start..@end]; if none is found, returns
332  * @end:	end address of same resource
337  * The caller must specify @start, @end, @flags, and @desc
340 static int find_next_iomem_res(resource_size_t start, resource_size_t end,  in find_next_iomem_res()  argument
349 	if (start >= end)  in find_next_iomem_res()
356 		if (p->start > end) {  in find_next_iomem_res()
362 		if (p->end < start)  in find_next_iomem_res()
374 			.end = min(end, p->end),  in find_next_iomem_res()
385 static int __walk_iomem_res_desc(resource_size_t start, resource_size_t end,  in __walk_iomem_res_desc()  argument
393 	while (start < end &&  in __walk_iomem_res_desc()
394 	       !find_next_iomem_res(start, end, flags, desc, &res)) {  in __walk_iomem_res_desc()
399 		start = res.end + 1;  in __walk_iomem_res_desc()
412  * @end: end addr
416  * All the memory ranges which overlap start,end and also match flags and
423 		u64 end, void *arg, int (*func)(struct resource *, void *))  in walk_iomem_res_desc()  argument
425 	return __walk_iomem_res_desc(start, end, flags, desc, arg, func);  in walk_iomem_res_desc()
436 int walk_system_ram_res(u64 start, u64 end, void *arg,  in walk_system_ram_res()  argument
441 	return __walk_iomem_res_desc(start, end, flags, IORES_DESC_NONE, arg,  in walk_system_ram_res()
451 int walk_system_ram_res_rev(u64 start, u64 end, void *arg,  in walk_system_ram_res_rev()  argument
466 	while ((start < end) &&  in walk_system_ram_res_rev()
467 		(!find_next_iomem_res(start, end, flags, IORES_DESC_NONE, &res))) {  in walk_system_ram_res_rev()
482 		start = res.end + 1;  in walk_system_ram_res_rev()
501 int walk_mem_res(u64 start, u64 end, void *arg,  in walk_mem_res()  argument
506 	return __walk_iomem_res_desc(start, end, flags, IORES_DESC_NONE, arg,  in walk_mem_res()
518 	resource_size_t start, end;  in walk_system_ram_range()  local
525 	end = ((u64)(start_pfn + nr_pages) << PAGE_SHIFT) - 1;  in walk_system_ram_range()
527 	while (start < end &&  in walk_system_ram_range()
528 	       !find_next_iomem_res(start, end, flags, IORES_DESC_NONE, &res)) {  in walk_system_ram_range()
530 		end_pfn = PFN_DOWN(res.end + 1);  in walk_system_ram_range()
535 		start = res.end + 1;  in walk_system_ram_range()
565 	res.end = start + size - 1;  in __region_intersects()
598 				if (dp->end >= o.end) {  in __region_intersects()
603 				o.start = max(o.start, dp->end + 1);  in __region_intersects()
661 	if (res->end > max)  in resource_clip()
662 		res->end = max;  in resource_clip()
680 	 * of this->start - 1 to tmp->end below would cause an underflow.  in __find_resource_space()
683 		tmp.start = (this == old) ? old->start : this->end + 1;  in __find_resource_space()
688 			tmp.end = (this == old) ?  this->end : this->start - 1;  in __find_resource_space()
690 			tmp.end = root->end;  in __find_resource_space()
692 		if (tmp.end < tmp.start)  in __find_resource_space()
700 		avail.end = tmp.end;  in __find_resource_space()
710 			alloc.end = alloc.start + size - 1;  in __find_resource_space()
711 			if (alloc.start <= alloc.end &&  in __find_resource_space()
714 				new->end = alloc.end;  in __find_resource_space()
719 next:		if (!this || this->end == root->end)  in __find_resource_space()
723 			tmp.start = this->end + 1;  in __find_resource_space()
740  * * %0		- if successful, @new members start, end, and flags are altered.
776 		old->end = new.end;  in reallocate_resource()
787 		old->end = new.end;  in reallocate_resource()
882 		if ((first->start > new->start) || (first->end < new->end))  in __insert_resource()
884 		if ((first->start == new->start) && (first->end == new->end))  in __insert_resource()
890 		if (next->start < new->start || next->end > new->end)  in __insert_resource()
894 		if (next->sibling->start > new->end)  in __insert_resource()
988 		if (conflict->end > new->end)  in insert_resource_expand_to_fit()
989 			new->end = conflict->end;  in insert_resource_expand_to_fit()
1033 	resource_size_t end = start + size - 1;  in __adjust_resource()  local
1039 	if ((start < parent->start) || (end > parent->end))  in __adjust_resource()
1042 	if (res->sibling && (res->sibling->start <= end))  in __adjust_resource()
1049 		if (start <= tmp->end)  in __adjust_resource()
1055 		if ((tmp->start < start) || (tmp->end > end))  in __adjust_resource()
1059 	res->end = end;  in __adjust_resource()
1090 			    resource_size_t end, const char *name)  in __reserve_region_with_split()  argument
1103 	res->end = end;  in __reserve_region_with_split()
1120 				conflict->end >= res->end) {  in __reserve_region_with_split()
1128 			end = res->end;  in __reserve_region_with_split()
1129 			res->end = conflict->start - 1;  in __reserve_region_with_split()
1130 			if (conflict->end < end) {  in __reserve_region_with_split()
1137 				next_res->start = conflict->end + 1;  in __reserve_region_with_split()
1138 				next_res->end = end;  in __reserve_region_with_split()
1143 			res->start = conflict->end + 1;  in __reserve_region_with_split()
1151 			  resource_size_t end, const char *name)  in reserve_region_with_split()  argument
1156 	if (root->start > start || root->end < end) {  in reserve_region_with_split()
1158 		       (unsigned long long)start, (unsigned long long)end,  in reserve_region_with_split()
1160 		if (start > root->end || end < root->start)  in reserve_region_with_split()
1163 			if (end > root->end)  in reserve_region_with_split()
1164 				end = root->end;  in reserve_region_with_split()
1169 			       (unsigned long long)end);  in reserve_region_with_split()
1174 		__reserve_region_with_split(root, start, end, name);  in reserve_region_with_split()
1233 	    devmem_is_allowed(PHYS_PFN(res->end))) {  in revoke_iomem()
1266 	res->end = start + n - 1;  in __request_region_locked()
1355 	resource_size_t end;  in __release_region()  local
1358 	end = start + n - 1;  in __release_region()
1367 		if (res->start <= start && res->end >= end) {  in __release_region()
1372 			if (res->start != start || res->end != end)  in __release_region()
1386 	pr_warn("Trying to free nonexistent resource <%pa-%pa>\n", &start, &end);  in __release_region()
1417 	resource_size_t end;  in release_mem_region_adjustable()  local
1419 	end = start + size - 1;  in release_mem_region_adjustable()
1420 	if (WARN_ON_ONCE((start < parent->start) || (end > parent->end)))  in release_mem_region_adjustable()
1437 		if (res->start >= end)  in release_mem_region_adjustable()
1441 		if (res->start > start || res->end < end) {  in release_mem_region_adjustable()
1455 		if (res->start == start && res->end == end) {  in release_mem_region_adjustable()
1459 		} else if (res->start == start && res->end != end) {  in release_mem_region_adjustable()
1461 			WARN_ON_ONCE(__adjust_resource(res, end + 1,  in release_mem_region_adjustable()
1462 						       res->end - end));  in release_mem_region_adjustable()
1463 		} else if (res->start != start && res->end == end) {  in release_mem_region_adjustable()
1464 			/* adjust the end */  in release_mem_region_adjustable()
1478 			new_res->start = end + 1;  in release_mem_region_adjustable()
1479 			new_res->end = res->end;  in release_mem_region_adjustable()
1506 	return r1->flags == r2->flags && r1->end + 1 == r2->start &&  in system_ram_resources_mergeable()
1543 		res->end = cur->end;  in merge_system_ram_resource()
1553 		cur->end = res->end;  in merge_system_ram_resource()
1725 			res->end = io_start + io_num - 1;  in reserve_setup()
1743 	resource_size_t end = addr + size - 1;  in iomem_map_sanity_check()  local
1753 		if (p->start > end)  in iomem_map_sanity_check()
1755 		if (p->end < addr)  in iomem_map_sanity_check()
1758 		    PFN_DOWN(p->end) >= PFN_DOWN(end))  in iomem_map_sanity_check()
1770 			&addr, &end, p->name, p);  in iomem_map_sanity_check()
1802 		if (p->end < addr) {  in resource_is_exclusive()
1881 		resource_size_t end;  in gfr_start()  local
1883 		end = min_t(resource_size_t, base->end, DIRECT_MAP_PHYSMEM_END);  in gfr_start()
1884 		return end - size + 1;  in gfr_start()
1900 	       addr <= min_t(resource_size_t, base->end, DIRECT_MAP_PHYSMEM_END);  in gfr_continue()
1979 			res->end = addr + size - 1;  in get_free_mem_region()