170 	struct blkcipher_walk walk;  in ecb_encrypt()  local
175 	blkcipher_walk_init(&walk, dst, src, nbytes);  in ecb_encrypt()
176 	err = blkcipher_walk_virt(desc, &walk);  in ecb_encrypt()
179 	while ((blocks = (walk.nbytes / AES_BLOCK_SIZE))) {  in ecb_encrypt()
180 		ce_aes_ecb_encrypt(walk.dst.virt.addr, walk.src.virt.addr,  in ecb_encrypt()
182 		err = blkcipher_walk_done(desc, &walk,  in ecb_encrypt()
183 					  walk.nbytes % AES_BLOCK_SIZE);  in ecb_encrypt()
193 	struct blkcipher_walk walk;  in ecb_decrypt()  local
198 	blkcipher_walk_init(&walk, dst, src, nbytes);  in ecb_decrypt()
199 	err = blkcipher_walk_virt(desc, &walk);  in ecb_decrypt()
202 	while ((blocks = (walk.nbytes / AES_BLOCK_SIZE))) {  in ecb_decrypt()
203 		ce_aes_ecb_decrypt(walk.dst.virt.addr, walk.src.virt.addr,  in ecb_decrypt()
205 		err = blkcipher_walk_done(desc, &walk,  in ecb_decrypt()
206 					  walk.nbytes % AES_BLOCK_SIZE);  in ecb_decrypt()
216 	struct blkcipher_walk walk;  in cbc_encrypt()  local
221 	blkcipher_walk_init(&walk, dst, src, nbytes);  in cbc_encrypt()
222 	err = blkcipher_walk_virt(desc, &walk);  in cbc_encrypt()
225 	while ((blocks = (walk.nbytes / AES_BLOCK_SIZE))) {  in cbc_encrypt()
226 		ce_aes_cbc_encrypt(walk.dst.virt.addr, walk.src.virt.addr,  in cbc_encrypt()
228 				   walk.iv);  in cbc_encrypt()
229 		err = blkcipher_walk_done(desc, &walk,  in cbc_encrypt()
230 					  walk.nbytes % AES_BLOCK_SIZE);  in cbc_encrypt()
240 	struct blkcipher_walk walk;  in cbc_decrypt()  local
245 	blkcipher_walk_init(&walk, dst, src, nbytes);  in cbc_decrypt()
246 	err = blkcipher_walk_virt(desc, &walk);  in cbc_decrypt()
249 	while ((blocks = (walk.nbytes / AES_BLOCK_SIZE))) {  in cbc_decrypt()
250 		ce_aes_cbc_decrypt(walk.dst.virt.addr, walk.src.virt.addr,  in cbc_decrypt()
252 				   walk.iv);  in cbc_decrypt()
253 		err = blkcipher_walk_done(desc, &walk,  in cbc_decrypt()
254 					  walk.nbytes % AES_BLOCK_SIZE);  in cbc_decrypt()
264 	struct blkcipher_walk walk;  in ctr_encrypt()  local
268 	blkcipher_walk_init(&walk, dst, src, nbytes);  in ctr_encrypt()
269 	err = blkcipher_walk_virt_block(desc, &walk, AES_BLOCK_SIZE);  in ctr_encrypt()
272 	while ((blocks = (walk.nbytes / AES_BLOCK_SIZE))) {  in ctr_encrypt()
273 		ce_aes_ctr_encrypt(walk.dst.virt.addr, walk.src.virt.addr,  in ctr_encrypt()
275 				   walk.iv);  in ctr_encrypt()
277 		if (nbytes && nbytes == walk.nbytes % AES_BLOCK_SIZE)  in ctr_encrypt()
279 		err = blkcipher_walk_done(desc, &walk,  in ctr_encrypt()
280 					  walk.nbytes % AES_BLOCK_SIZE);  in ctr_encrypt()
283 		u8 *tdst = walk.dst.virt.addr + blocks * AES_BLOCK_SIZE;  in ctr_encrypt()
284 		u8 *tsrc = walk.src.virt.addr + blocks * AES_BLOCK_SIZE;  in ctr_encrypt()
294 				   num_rounds(ctx), blocks, walk.iv);  in ctr_encrypt()
296 		err = blkcipher_walk_done(desc, &walk, 0);  in ctr_encrypt()
308 	struct blkcipher_walk walk;  in xts_encrypt()  local
312 	blkcipher_walk_init(&walk, dst, src, nbytes);  in xts_encrypt()
313 	err = blkcipher_walk_virt(desc, &walk);  in xts_encrypt()
316 	for (first = 1; (blocks = (walk.nbytes / AES_BLOCK_SIZE)); first = 0) {  in xts_encrypt()
317 		ce_aes_xts_encrypt(walk.dst.virt.addr, walk.src.virt.addr,  in xts_encrypt()
319 				   walk.iv, (u8 *)ctx->key2.key_enc, first);  in xts_encrypt()
320 		err = blkcipher_walk_done(desc, &walk,  in xts_encrypt()
321 					  walk.nbytes % AES_BLOCK_SIZE);  in xts_encrypt()
333 	struct blkcipher_walk walk;  in xts_decrypt()  local
337 	blkcipher_walk_init(&walk, dst, src, nbytes);  in xts_decrypt()
338 	err = blkcipher_walk_virt(desc, &walk);  in xts_decrypt()
341 	for (first = 1; (blocks = (walk.nbytes / AES_BLOCK_SIZE)); first = 0) {  in xts_decrypt()
342 		ce_aes_xts_decrypt(walk.dst.virt.addr, walk.src.virt.addr,  in xts_decrypt()
344 				   walk.iv, (u8 *)ctx->key2.key_enc, first);  in xts_decrypt()
345 		err = blkcipher_walk_done(desc, &walk,  in xts_decrypt()
346 					  walk.nbytes % AES_BLOCK_SIZE);  in xts_decrypt()