183 	struct blkcipher_walk walk;  in ppc_ecb_encrypt()  local
188 	blkcipher_walk_init(&walk, dst, src, nbytes);  in ppc_ecb_encrypt()
189 	err = blkcipher_walk_virt(desc, &walk);  in ppc_ecb_encrypt()
191 	while ((nbytes = walk.nbytes)) {  in ppc_ecb_encrypt()
197 		ppc_encrypt_ecb(walk.dst.virt.addr, walk.src.virt.addr,  in ppc_ecb_encrypt()
201 		err = blkcipher_walk_done(desc, &walk, ubytes);  in ppc_ecb_encrypt()
211 	struct blkcipher_walk walk;  in ppc_ecb_decrypt()  local
216 	blkcipher_walk_init(&walk, dst, src, nbytes);  in ppc_ecb_decrypt()
217 	err = blkcipher_walk_virt(desc, &walk);  in ppc_ecb_decrypt()
219 	while ((nbytes = walk.nbytes)) {  in ppc_ecb_decrypt()
225 		ppc_decrypt_ecb(walk.dst.virt.addr, walk.src.virt.addr,  in ppc_ecb_decrypt()
229 		err = blkcipher_walk_done(desc, &walk, ubytes);  in ppc_ecb_decrypt()
239 	struct blkcipher_walk walk;  in ppc_cbc_encrypt()  local
244 	blkcipher_walk_init(&walk, dst, src, nbytes);  in ppc_cbc_encrypt()
245 	err = blkcipher_walk_virt(desc, &walk);  in ppc_cbc_encrypt()
247 	while ((nbytes = walk.nbytes)) {  in ppc_cbc_encrypt()
253 		ppc_encrypt_cbc(walk.dst.virt.addr, walk.src.virt.addr,  in ppc_cbc_encrypt()
254 				ctx->key_enc, ctx->rounds, nbytes, walk.iv);  in ppc_cbc_encrypt()
257 		err = blkcipher_walk_done(desc, &walk, ubytes);  in ppc_cbc_encrypt()
267 	struct blkcipher_walk walk;  in ppc_cbc_decrypt()  local
272 	blkcipher_walk_init(&walk, dst, src, nbytes);  in ppc_cbc_decrypt()
273 	err = blkcipher_walk_virt(desc, &walk);  in ppc_cbc_decrypt()
275 	while ((nbytes = walk.nbytes)) {  in ppc_cbc_decrypt()
281 		ppc_decrypt_cbc(walk.dst.virt.addr, walk.src.virt.addr,  in ppc_cbc_decrypt()
282 				ctx->key_dec, ctx->rounds, nbytes, walk.iv);  in ppc_cbc_decrypt()
285 		err = blkcipher_walk_done(desc, &walk, ubytes);  in ppc_cbc_decrypt()
295 	struct blkcipher_walk walk;  in ppc_ctr_crypt()  local
300 	blkcipher_walk_init(&walk, dst, src, nbytes);  in ppc_ctr_crypt()
301 	err = blkcipher_walk_virt_block(desc, &walk, AES_BLOCK_SIZE);  in ppc_ctr_crypt()
303 	while ((pbytes = walk.nbytes)) {  in ppc_ctr_crypt()
307 		ubytes = walk.nbytes - pbytes;  in ppc_ctr_crypt()
310 		ppc_crypt_ctr(walk.dst.virt.addr, walk.src.virt.addr,  in ppc_ctr_crypt()
311 			      ctx->key_enc, ctx->rounds, pbytes , walk.iv);  in ppc_ctr_crypt()
315 		err = blkcipher_walk_done(desc, &walk, ubytes);  in ppc_ctr_crypt()
325 	struct blkcipher_walk walk;  in ppc_xts_encrypt()  local
331 	blkcipher_walk_init(&walk, dst, src, nbytes);  in ppc_xts_encrypt()
332 	err = blkcipher_walk_virt(desc, &walk);  in ppc_xts_encrypt()
335 	while ((nbytes = walk.nbytes)) {  in ppc_xts_encrypt()
341 		ppc_encrypt_xts(walk.dst.virt.addr, walk.src.virt.addr,  in ppc_xts_encrypt()
342 				ctx->key_enc, ctx->rounds, nbytes, walk.iv, twk);  in ppc_xts_encrypt()
346 		err = blkcipher_walk_done(desc, &walk, ubytes);  in ppc_xts_encrypt()
356 	struct blkcipher_walk walk;  in ppc_xts_decrypt()  local
362 	blkcipher_walk_init(&walk, dst, src, nbytes);  in ppc_xts_decrypt()
363 	err = blkcipher_walk_virt(desc, &walk);  in ppc_xts_decrypt()
366 	while ((nbytes = walk.nbytes)) {  in ppc_xts_decrypt()
372 		ppc_decrypt_xts(walk.dst.virt.addr, walk.src.virt.addr,  in ppc_xts_decrypt()
373 				ctx->key_dec, ctx->rounds, nbytes, walk.iv, twk);  in ppc_xts_decrypt()
377 		err = blkcipher_walk_done(desc, &walk, ubytes);  in ppc_xts_decrypt()