535 	struct s390_xts_ctx *xts_ctx = crypto_tfm_ctx(tfm);  in xts_fallback_setkey()  local
538 	xts_ctx->fallback->base.crt_flags &= ~CRYPTO_TFM_REQ_MASK;  in xts_fallback_setkey()
539 	xts_ctx->fallback->base.crt_flags |= (tfm->crt_flags &  in xts_fallback_setkey()
542 	ret = crypto_blkcipher_setkey(xts_ctx->fallback, key, len);  in xts_fallback_setkey()
545 		tfm->crt_flags |= (xts_ctx->fallback->base.crt_flags &  in xts_fallback_setkey()
555 	struct s390_xts_ctx *xts_ctx = crypto_blkcipher_ctx(desc->tfm);  in xts_fallback_decrypt()  local
560 	desc->tfm = xts_ctx->fallback;  in xts_fallback_decrypt()
572 	struct s390_xts_ctx *xts_ctx = crypto_blkcipher_ctx(desc->tfm);  in xts_fallback_encrypt()  local
577 	desc->tfm = xts_ctx->fallback;  in xts_fallback_encrypt()
588 	struct s390_xts_ctx *xts_ctx = crypto_tfm_ctx(tfm);  in xts_aes_set_key()  local
593 		xts_ctx->enc = KM_XTS_128_ENCRYPT;  in xts_aes_set_key()
594 		xts_ctx->dec = KM_XTS_128_DECRYPT;  in xts_aes_set_key()
595 		memcpy(xts_ctx->key + 16, in_key, 16);  in xts_aes_set_key()
596 		memcpy(xts_ctx->pcc_key + 16, in_key + 16, 16);  in xts_aes_set_key()
599 		xts_ctx->enc = 0;  in xts_aes_set_key()
600 		xts_ctx->dec = 0;  in xts_aes_set_key()
604 		xts_ctx->enc = KM_XTS_256_ENCRYPT;  in xts_aes_set_key()
605 		xts_ctx->dec = KM_XTS_256_DECRYPT;  in xts_aes_set_key()
606 		memcpy(xts_ctx->key, in_key, 32);  in xts_aes_set_key()
607 		memcpy(xts_ctx->pcc_key, in_key + 32, 32);  in xts_aes_set_key()
613 	xts_ctx->key_len = key_len;  in xts_aes_set_key()
618 			 struct s390_xts_ctx *xts_ctx,  in xts_aes_crypt()  argument
621 	unsigned int offset = (xts_ctx->key_len >> 1) & 0x10;  in xts_aes_crypt()
639 	memcpy(pcc_param.key, xts_ctx->pcc_key, 32);  in xts_aes_crypt()
644 	memcpy(xts_param.key, xts_ctx->key, 32);  in xts_aes_crypt()
667 	struct s390_xts_ctx *xts_ctx = crypto_blkcipher_ctx(desc->tfm);  in xts_aes_encrypt()  local
670 	if (unlikely(xts_ctx->key_len == 48))  in xts_aes_encrypt()
674 	return xts_aes_crypt(desc, xts_ctx->enc, xts_ctx, &walk);  in xts_aes_encrypt()
681 	struct s390_xts_ctx *xts_ctx = crypto_blkcipher_ctx(desc->tfm);  in xts_aes_decrypt()  local
684 	if (unlikely(xts_ctx->key_len == 48))  in xts_aes_decrypt()
688 	return xts_aes_crypt(desc, xts_ctx->dec, xts_ctx, &walk);  in xts_aes_decrypt()
694 	struct s390_xts_ctx *xts_ctx = crypto_tfm_ctx(tfm);  in xts_fallback_init()  local
696 	xts_ctx->fallback = crypto_alloc_blkcipher(name, 0,  in xts_fallback_init()
699 	if (IS_ERR(xts_ctx->fallback)) {  in xts_fallback_init()
702 		return PTR_ERR(xts_ctx->fallback);  in xts_fallback_init()
709 	struct s390_xts_ctx *xts_ctx = crypto_tfm_ctx(tfm);  in xts_fallback_exit()  local
711 	crypto_free_blkcipher(xts_ctx->fallback);  in xts_fallback_exit()
712 	xts_ctx->fallback = NULL;  in xts_fallback_exit()