534 	struct s390_xts_ctx *xts_ctx = crypto_tfm_ctx(tfm);  in xts_fallback_setkey()  local
537 	xts_ctx->fallback->base.crt_flags &= ~CRYPTO_TFM_REQ_MASK;  in xts_fallback_setkey()
538 	xts_ctx->fallback->base.crt_flags |= (tfm->crt_flags &  in xts_fallback_setkey()
541 	ret = crypto_blkcipher_setkey(xts_ctx->fallback, key, len);  in xts_fallback_setkey()
544 		tfm->crt_flags |= (xts_ctx->fallback->base.crt_flags &  in xts_fallback_setkey()
554 	struct s390_xts_ctx *xts_ctx = crypto_blkcipher_ctx(desc->tfm);  in xts_fallback_decrypt()  local
559 	desc->tfm = xts_ctx->fallback;  in xts_fallback_decrypt()
571 	struct s390_xts_ctx *xts_ctx = crypto_blkcipher_ctx(desc->tfm);  in xts_fallback_encrypt()  local
576 	desc->tfm = xts_ctx->fallback;  in xts_fallback_encrypt()
587 	struct s390_xts_ctx *xts_ctx = crypto_tfm_ctx(tfm);  in xts_aes_set_key()  local
592 		xts_ctx->enc = KM_XTS_128_ENCRYPT;  in xts_aes_set_key()
593 		xts_ctx->dec = KM_XTS_128_DECRYPT;  in xts_aes_set_key()
594 		memcpy(xts_ctx->key + 16, in_key, 16);  in xts_aes_set_key()
595 		memcpy(xts_ctx->pcc_key + 16, in_key + 16, 16);  in xts_aes_set_key()
598 		xts_ctx->enc = 0;  in xts_aes_set_key()
599 		xts_ctx->dec = 0;  in xts_aes_set_key()
603 		xts_ctx->enc = KM_XTS_256_ENCRYPT;  in xts_aes_set_key()
604 		xts_ctx->dec = KM_XTS_256_DECRYPT;  in xts_aes_set_key()
605 		memcpy(xts_ctx->key, in_key, 32);  in xts_aes_set_key()
606 		memcpy(xts_ctx->pcc_key, in_key + 32, 32);  in xts_aes_set_key()
612 	xts_ctx->key_len = key_len;  in xts_aes_set_key()
617 			 struct s390_xts_ctx *xts_ctx,  in xts_aes_crypt()  argument
620 	unsigned int offset = (xts_ctx->key_len >> 1) & 0x10;  in xts_aes_crypt()
638 	memcpy(pcc_param.key, xts_ctx->pcc_key, 32);  in xts_aes_crypt()
643 	memcpy(xts_param.key, xts_ctx->key, 32);  in xts_aes_crypt()
666 	struct s390_xts_ctx *xts_ctx = crypto_blkcipher_ctx(desc->tfm);  in xts_aes_encrypt()  local
669 	if (unlikely(xts_ctx->key_len == 48))  in xts_aes_encrypt()
673 	return xts_aes_crypt(desc, xts_ctx->enc, xts_ctx, &walk);  in xts_aes_encrypt()
680 	struct s390_xts_ctx *xts_ctx = crypto_blkcipher_ctx(desc->tfm);  in xts_aes_decrypt()  local
683 	if (unlikely(xts_ctx->key_len == 48))  in xts_aes_decrypt()
687 	return xts_aes_crypt(desc, xts_ctx->dec, xts_ctx, &walk);  in xts_aes_decrypt()
693 	struct s390_xts_ctx *xts_ctx = crypto_tfm_ctx(tfm);  in xts_fallback_init()  local
695 	xts_ctx->fallback = crypto_alloc_blkcipher(name, 0,  in xts_fallback_init()
698 	if (IS_ERR(xts_ctx->fallback)) {  in xts_fallback_init()
701 		return PTR_ERR(xts_ctx->fallback);  in xts_fallback_init()
708 	struct s390_xts_ctx *xts_ctx = crypto_tfm_ctx(tfm);  in xts_fallback_exit()  local
710 	crypto_free_blkcipher(xts_ctx->fallback);  in xts_fallback_exit()
711 	xts_ctx->fallback = NULL;  in xts_fallback_exit()