254 		unsigned int nbytes)  in fallback_blk_dec()  argument
263 	ret = crypto_blkcipher_decrypt_iv(desc, dst, src, nbytes);  in fallback_blk_dec()
271 		unsigned int nbytes)  in fallback_blk_enc()  argument
280 	ret = crypto_blkcipher_encrypt_iv(desc, dst, src, nbytes);  in fallback_blk_enc()
320 	unsigned int nbytes;  in ecb_aes_crypt()  local
322 	while ((nbytes = walk->nbytes)) {  in ecb_aes_crypt()
324 		unsigned int n = nbytes & ~(AES_BLOCK_SIZE - 1);  in ecb_aes_crypt()
332 		nbytes &= AES_BLOCK_SIZE - 1;  in ecb_aes_crypt()
333 		ret = blkcipher_walk_done(desc, walk, nbytes);  in ecb_aes_crypt()
341 			   unsigned int nbytes)  in ecb_aes_encrypt()  argument
347 		return fallback_blk_enc(desc, dst, src, nbytes);  in ecb_aes_encrypt()
349 	blkcipher_walk_init(&walk, dst, src, nbytes);  in ecb_aes_encrypt()
355 			   unsigned int nbytes)  in ecb_aes_decrypt()  argument
361 		return fallback_blk_dec(desc, dst, src, nbytes);  in ecb_aes_decrypt()
363 	blkcipher_walk_init(&walk, dst, src, nbytes);  in ecb_aes_decrypt()
450 	unsigned int nbytes = walk->nbytes;  in cbc_aes_crypt()  local
456 	if (!nbytes)  in cbc_aes_crypt()
463 		unsigned int n = nbytes & ~(AES_BLOCK_SIZE - 1);  in cbc_aes_crypt()
471 		nbytes &= AES_BLOCK_SIZE - 1;  in cbc_aes_crypt()
472 		ret = blkcipher_walk_done(desc, walk, nbytes);  in cbc_aes_crypt()
473 	} while ((nbytes = walk->nbytes));  in cbc_aes_crypt()
482 			   unsigned int nbytes)  in cbc_aes_encrypt()  argument
488 		return fallback_blk_enc(desc, dst, src, nbytes);  in cbc_aes_encrypt()
490 	blkcipher_walk_init(&walk, dst, src, nbytes);  in cbc_aes_encrypt()
496 			   unsigned int nbytes)  in cbc_aes_decrypt()  argument
502 		return fallback_blk_dec(desc, dst, src, nbytes);  in cbc_aes_decrypt()
504 	blkcipher_walk_init(&walk, dst, src, nbytes);  in cbc_aes_decrypt()
553 		unsigned int nbytes)  in xts_fallback_decrypt()  argument
562 	ret = crypto_blkcipher_decrypt_iv(desc, dst, src, nbytes);  in xts_fallback_decrypt()
570 		unsigned int nbytes)  in xts_fallback_encrypt()  argument
579 	ret = crypto_blkcipher_encrypt_iv(desc, dst, src, nbytes);  in xts_fallback_encrypt()
623 	unsigned int nbytes = walk->nbytes;  in xts_aes_crypt()  local
632 	if (!nbytes)  in xts_aes_crypt()
648 		n = nbytes & ~(AES_BLOCK_SIZE - 1);  in xts_aes_crypt()
656 		nbytes &= AES_BLOCK_SIZE - 1;  in xts_aes_crypt()
657 		ret = blkcipher_walk_done(desc, walk, nbytes);  in xts_aes_crypt()
658 	} while ((nbytes = walk->nbytes));  in xts_aes_crypt()
665 			   unsigned int nbytes)  in xts_aes_encrypt()  argument
671 		return xts_fallback_encrypt(desc, dst, src, nbytes);  in xts_aes_encrypt()
673 	blkcipher_walk_init(&walk, dst, src, nbytes);  in xts_aes_encrypt()
679 			   unsigned int nbytes)  in xts_aes_decrypt()  argument
685 		return xts_fallback_decrypt(desc, dst, src, nbytes);  in xts_aes_decrypt()
687 	blkcipher_walk_init(&walk, dst, src, nbytes);  in xts_aes_decrypt()
764 static unsigned int __ctrblk_init(u8 *ctrptr, unsigned int nbytes)  in __ctrblk_init()  argument
769 	n = (nbytes > PAGE_SIZE) ? PAGE_SIZE : nbytes & ~(AES_BLOCK_SIZE - 1);  in __ctrblk_init()
782 	unsigned int n, nbytes;  in ctr_aes_crypt()  local
786 	if (!walk->nbytes)  in ctr_aes_crypt()
793 	while ((nbytes = walk->nbytes) >= AES_BLOCK_SIZE) {  in ctr_aes_crypt()
796 		while (nbytes >= AES_BLOCK_SIZE) {  in ctr_aes_crypt()
798 				n = __ctrblk_init(ctrptr, nbytes);  in ctr_aes_crypt()
814 			nbytes -= n;  in ctr_aes_crypt()
816 		ret = blkcipher_walk_done(desc, walk, nbytes);  in ctr_aes_crypt()
819 		if (nbytes)  in ctr_aes_crypt()
825 		if (!nbytes)  in ctr_aes_crypt()
831 	if (nbytes) {  in ctr_aes_crypt()
838 		memcpy(out, buf, nbytes);  in ctr_aes_crypt()
849 			   unsigned int nbytes)  in ctr_aes_encrypt()  argument
854 	blkcipher_walk_init(&walk, dst, src, nbytes);  in ctr_aes_encrypt()
860 			   unsigned int nbytes)  in ctr_aes_decrypt()  argument
865 	blkcipher_walk_init(&walk, dst, src, nbytes);  in ctr_aes_decrypt()