381 	struct s390_xts_ctx *xts_ctx = crypto_skcipher_ctx(tfm);  in xts_fallback_setkey()  local
383 	crypto_skcipher_clear_flags(xts_ctx->fallback, CRYPTO_TFM_REQ_MASK);  in xts_fallback_setkey()
384 	crypto_skcipher_set_flags(xts_ctx->fallback,  in xts_fallback_setkey()
387 	return crypto_skcipher_setkey(xts_ctx->fallback, key, len);  in xts_fallback_setkey()
393 	struct s390_xts_ctx *xts_ctx = crypto_skcipher_ctx(tfm);  in xts_aes_set_key()  local
406 	xts_ctx->fc = (fc && cpacf_test_func(&km_functions, fc)) ? fc : 0;  in xts_aes_set_key()
407 	if (!xts_ctx->fc)  in xts_aes_set_key()
412 	xts_ctx->key_len = key_len;  in xts_aes_set_key()
413 	memcpy(xts_ctx->key, in_key, key_len);  in xts_aes_set_key()
414 	memcpy(xts_ctx->pcc_key, in_key + key_len, key_len);  in xts_aes_set_key()
421 	struct s390_xts_ctx *xts_ctx = crypto_skcipher_ctx(tfm);  in xts_aes_crypt()  local
440 	if (unlikely(!xts_ctx->fc || (req->cryptlen % AES_BLOCK_SIZE) != 0)) {  in xts_aes_crypt()
444 		skcipher_request_set_tfm(subreq, xts_ctx->fallback);  in xts_aes_crypt()
453 	offset = xts_ctx->key_len & 0x10;  in xts_aes_crypt()
458 	memcpy(pcc_param.key + offset, xts_ctx->pcc_key, xts_ctx->key_len);  in xts_aes_crypt()
459 	cpacf_pcc(xts_ctx->fc, pcc_param.key + offset);  in xts_aes_crypt()
461 	memcpy(xts_param.key + offset, xts_ctx->key, xts_ctx->key_len);  in xts_aes_crypt()
467 		cpacf_km(xts_ctx->fc | modifier, xts_param.key + offset,  in xts_aes_crypt()
489 	struct s390_xts_ctx *xts_ctx = crypto_skcipher_ctx(tfm);  in xts_fallback_init()  local
491 	xts_ctx->fallback = crypto_alloc_skcipher(name, 0,  in xts_fallback_init()
494 	if (IS_ERR(xts_ctx->fallback)) {  in xts_fallback_init()
497 		return PTR_ERR(xts_ctx->fallback);  in xts_fallback_init()
500 				    crypto_skcipher_reqsize(xts_ctx->fallback));  in xts_fallback_init()
506 	struct s390_xts_ctx *xts_ctx = crypto_skcipher_ctx(tfm);  in xts_fallback_exit()  local
508 	crypto_free_skcipher(xts_ctx->fallback);  in xts_fallback_exit()