1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * MMC crypto engine (inline encryption) support
4 *
5 * Copyright 2020 Google LLC
6 */
7
8#ifndef _MMC_CORE_CRYPTO_H
9#define _MMC_CORE_CRYPTO_H
10
11struct mmc_host;
12struct mmc_queue_req;
13struct request_queue;
14
15#ifdef CONFIG_MMC_CRYPTO
16
17void mmc_crypto_set_initial_state(struct mmc_host *host);
18
19void mmc_crypto_setup_queue(struct request_queue *q, struct mmc_host *host);
20
21void mmc_crypto_prepare_req(struct mmc_queue_req *mqrq);
22
23#else /* CONFIG_MMC_CRYPTO */
24
25static inline void mmc_crypto_set_initial_state(struct mmc_host *host)
26{
27}
28
29static inline void mmc_crypto_setup_queue(struct request_queue *q,
30 struct mmc_host *host)
31{
32}
33
34static inline void mmc_crypto_prepare_req(struct mmc_queue_req *mqrq)
35{
36}
37
38#endif /* !CONFIG_MMC_CRYPTO */
39
40#endif /* _MMC_CORE_CRYPTO_H */
41

source code of linux/drivers/mmc/core/crypto.h