kernel/dma/swiotlb.c

69  * @alloc_size:	Size of the allocated buffer.
77 	size_t alloc_size;
292 		mem->slots[i].alloc_size = 0;
360 	size_t alloc_size;
398 	alloc_size = PAGE_ALIGN(array_size(sizeof(*mem->slots), nslabs));
399 	mem->slots = memblock_alloc(alloc_size, PAGE_SIZE);
402 			__func__, alloc_size, PAGE_SIZE);
863 	size_t alloc_size = mem->slots[index].alloc_size;
885 	alloc_size -= tlb_offset;
887 	if (size > alloc_size) {
890 			alloc_size, size);
891 		size = alloc_size;
1005  * @alloc_size: Total requested size of the bounce buffer,
1016 		int area_index, phys_addr_t orig_addr, size_t alloc_size,
1025 	unsigned int nslots = nr_slots(alloc_size), stride;
1043 	if (!alloc_align_mask && !iotlb_align_mask && alloc_size >= PAGE_SIZE)
1103 		pool->slots[i].alloc_size = alloc_size - (offset +
1130  * @alloc_size: Total requested size of the bounce buffer,
1141 		int cpu_offset, phys_addr_t orig_addr, size_t alloc_size,
1155 						 orig_addr, alloc_size,
1170  * @alloc_size: Total requested size of the bounce buffer,
1181 		size_t alloc_size, unsigned int alloc_align_mask,
1192 	if (alloc_size > IO_TLB_SEGSIZE * IO_TLB_SIZE)
1197 		index = swiotlb_search_area(dev, cpu, i, orig_addr, alloc_size,
1208 	nslabs = nr_slots(alloc_size);
1216 					 alloc_size, alloc_align_mask);
1257 		size_t alloc_size, unsigned int alloc_align_mask,
1268 						 alloc_size, alloc_align_mask);
1344 		size_t mapping_size, size_t alloc_size,
1365 	if (mapping_size > alloc_size) {
1367 			      mapping_size, alloc_size);
1373 				   alloc_size + offset, alloc_align_mask, &pool);
1378 				 alloc_size, mem->nslabs, mem_used(mem));
1391 	for (i = 0; i < nr_slots(alloc_size + offset); i++)
1418 	nslots = nr_slots(mem->slots[index].alloc_size + offset);
1443 		mem->slots[i].alloc_size = 0;