253 		unsigned int nbytes)  in fallback_blk_dec()  argument
262 	ret = crypto_blkcipher_decrypt_iv(desc, dst, src, nbytes);  in fallback_blk_dec()
270 		unsigned int nbytes)  in fallback_blk_enc()  argument
279 	ret = crypto_blkcipher_encrypt_iv(desc, dst, src, nbytes);  in fallback_blk_enc()
319 	unsigned int nbytes;  in ecb_aes_crypt()  local
321 	while ((nbytes = walk->nbytes)) {  in ecb_aes_crypt()
323 		unsigned int n = nbytes & ~(AES_BLOCK_SIZE - 1);  in ecb_aes_crypt()
331 		nbytes &= AES_BLOCK_SIZE - 1;  in ecb_aes_crypt()
332 		ret = blkcipher_walk_done(desc, walk, nbytes);  in ecb_aes_crypt()
340 			   unsigned int nbytes)  in ecb_aes_encrypt()  argument
346 		return fallback_blk_enc(desc, dst, src, nbytes);  in ecb_aes_encrypt()
348 	blkcipher_walk_init(&walk, dst, src, nbytes);  in ecb_aes_encrypt()
354 			   unsigned int nbytes)  in ecb_aes_decrypt()  argument
360 		return fallback_blk_dec(desc, dst, src, nbytes);  in ecb_aes_decrypt()
362 	blkcipher_walk_init(&walk, dst, src, nbytes);  in ecb_aes_decrypt()
449 	unsigned int nbytes = walk->nbytes;  in cbc_aes_crypt()  local
455 	if (!nbytes)  in cbc_aes_crypt()
462 		unsigned int n = nbytes & ~(AES_BLOCK_SIZE - 1);  in cbc_aes_crypt()
470 		nbytes &= AES_BLOCK_SIZE - 1;  in cbc_aes_crypt()
471 		ret = blkcipher_walk_done(desc, walk, nbytes);  in cbc_aes_crypt()
472 	} while ((nbytes = walk->nbytes));  in cbc_aes_crypt()
481 			   unsigned int nbytes)  in cbc_aes_encrypt()  argument
487 		return fallback_blk_enc(desc, dst, src, nbytes);  in cbc_aes_encrypt()
489 	blkcipher_walk_init(&walk, dst, src, nbytes);  in cbc_aes_encrypt()
495 			   unsigned int nbytes)  in cbc_aes_decrypt()  argument
501 		return fallback_blk_dec(desc, dst, src, nbytes);  in cbc_aes_decrypt()
503 	blkcipher_walk_init(&walk, dst, src, nbytes);  in cbc_aes_decrypt()
552 		unsigned int nbytes)  in xts_fallback_decrypt()  argument
561 	ret = crypto_blkcipher_decrypt_iv(desc, dst, src, nbytes);  in xts_fallback_decrypt()
569 		unsigned int nbytes)  in xts_fallback_encrypt()  argument
578 	ret = crypto_blkcipher_encrypt_iv(desc, dst, src, nbytes);  in xts_fallback_encrypt()
622 	unsigned int nbytes = walk->nbytes;  in xts_aes_crypt()  local
631 	if (!nbytes)  in xts_aes_crypt()
647 		n = nbytes & ~(AES_BLOCK_SIZE - 1);  in xts_aes_crypt()
655 		nbytes &= AES_BLOCK_SIZE - 1;  in xts_aes_crypt()
656 		ret = blkcipher_walk_done(desc, walk, nbytes);  in xts_aes_crypt()
657 	} while ((nbytes = walk->nbytes));  in xts_aes_crypt()
664 			   unsigned int nbytes)  in xts_aes_encrypt()  argument
670 		return xts_fallback_encrypt(desc, dst, src, nbytes);  in xts_aes_encrypt()
672 	blkcipher_walk_init(&walk, dst, src, nbytes);  in xts_aes_encrypt()
678 			   unsigned int nbytes)  in xts_aes_decrypt()  argument
684 		return xts_fallback_decrypt(desc, dst, src, nbytes);  in xts_aes_decrypt()
686 	blkcipher_walk_init(&walk, dst, src, nbytes);  in xts_aes_decrypt()
763 static unsigned int __ctrblk_init(u8 *ctrptr, unsigned int nbytes)  in __ctrblk_init()  argument
768 	n = (nbytes > PAGE_SIZE) ? PAGE_SIZE : nbytes & ~(AES_BLOCK_SIZE - 1);  in __ctrblk_init()
781 	unsigned int n, nbytes;  in ctr_aes_crypt()  local
785 	if (!walk->nbytes)  in ctr_aes_crypt()
792 	while ((nbytes = walk->nbytes) >= AES_BLOCK_SIZE) {  in ctr_aes_crypt()
795 		while (nbytes >= AES_BLOCK_SIZE) {  in ctr_aes_crypt()
797 				n = __ctrblk_init(ctrptr, nbytes);  in ctr_aes_crypt()
813 			nbytes -= n;  in ctr_aes_crypt()
815 		ret = blkcipher_walk_done(desc, walk, nbytes);  in ctr_aes_crypt()
818 		if (nbytes)  in ctr_aes_crypt()
824 		if (!nbytes)  in ctr_aes_crypt()
830 	if (nbytes) {  in ctr_aes_crypt()
837 		memcpy(out, buf, nbytes);  in ctr_aes_crypt()
848 			   unsigned int nbytes)  in ctr_aes_encrypt()  argument
853 	blkcipher_walk_init(&walk, dst, src, nbytes);  in ctr_aes_encrypt()
859 			   unsigned int nbytes)  in ctr_aes_decrypt()  argument
864 	blkcipher_walk_init(&walk, dst, src, nbytes);  in ctr_aes_decrypt()