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);
864 	size_t alloc_size = mem->slots[index].alloc_size;
886 	alloc_size -= tlb_offset;
888 	if (size > alloc_size) {
891 			alloc_size, size);
892 		size = alloc_size;
1006  * @alloc_size: Total requested size of the bounce buffer,
1017 		int area_index, phys_addr_t orig_addr, size_t alloc_size,
1026 	unsigned int nslots = nr_slots(alloc_size), stride;
1044 	if (!alloc_align_mask && !iotlb_align_mask && alloc_size >= PAGE_SIZE)
1104 		pool->slots[i].alloc_size = alloc_size - (offset +
1131  * @alloc_size: Total requested size of the bounce buffer,
1142 		int cpu_offset, phys_addr_t orig_addr, size_t alloc_size,
1156 						 orig_addr, alloc_size,
1171  * @alloc_size: Total requested size of the bounce buffer,
1182 		size_t alloc_size, unsigned int alloc_align_mask,
1193 	if (alloc_size > IO_TLB_SEGSIZE * IO_TLB_SIZE)
1198 		index = swiotlb_search_area(dev, cpu, i, orig_addr, alloc_size,
1209 	nslabs = nr_slots(alloc_size);
1217 					 alloc_size, alloc_align_mask);
1258 		size_t alloc_size, unsigned int alloc_align_mask,
1269 						 alloc_size, alloc_align_mask);
1454 	nslots = nr_slots(mem->slots[index].alloc_size + offset);
1479 		mem->slots[i].alloc_size = 0;