1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * OMAP Crypto driver common support routines.
 4 *
 5 * Copyright (c) 2017 Texas Instruments Incorporated
 6 *   Tero Kristo <t-kristo@ti.com>
 7 */
 8
 9#ifndef __CRYPTO_OMAP_CRYPTO_H
10#define __CRYPTO_OMAP_CRYPTO_H
11
12enum {
13	OMAP_CRYPTO_NOT_ALIGNED = 1,
14	OMAP_CRYPTO_BAD_DATA_LENGTH,
15};
16
17#define OMAP_CRYPTO_DATA_COPIED		BIT(0)
18#define OMAP_CRYPTO_SG_COPIED		BIT(1)
19
20#define OMAP_CRYPTO_COPY_MASK		0x3
21
22#define OMAP_CRYPTO_COPY_DATA		BIT(0)
23#define OMAP_CRYPTO_FORCE_COPY		BIT(1)
24#define OMAP_CRYPTO_ZERO_BUF		BIT(2)
25#define OMAP_CRYPTO_FORCE_SINGLE_ENTRY	BIT(3)
26
27int omap_crypto_align_sg(struct scatterlist **sg, int total, int bs,
28			 struct scatterlist *new_sg, u16 flags,
29			 u8 flags_shift, unsigned long *dd_flags);
30void omap_crypto_cleanup(struct scatterlist *sg, struct scatterlist *orig,
31			 int offset, int len, u8 flags_shift,
32			 unsigned long flags);
33
34#endif

 1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * OMAP Crypto driver common support routines.
 4 *
 5 * Copyright (c) 2017 Texas Instruments Incorporated
 6 *   Tero Kristo <t-kristo@ti.com>
 7 */
 8
 9#ifndef __CRYPTO_OMAP_CRYPTO_H
10#define __CRYPTO_OMAP_CRYPTO_H
11
12enum {
13	OMAP_CRYPTO_NOT_ALIGNED = 1,
14	OMAP_CRYPTO_BAD_DATA_LENGTH,
15};
16
17#define OMAP_CRYPTO_DATA_COPIED		BIT(0)
18#define OMAP_CRYPTO_SG_COPIED		BIT(1)
19
20#define OMAP_CRYPTO_COPY_MASK		0x3
21
22#define OMAP_CRYPTO_COPY_DATA		BIT(0)
23#define OMAP_CRYPTO_FORCE_COPY		BIT(1)
24#define OMAP_CRYPTO_ZERO_BUF		BIT(2)
25#define OMAP_CRYPTO_FORCE_SINGLE_ENTRY	BIT(3)
26
27int omap_crypto_align_sg(struct scatterlist **sg, int total, int bs,
28			 struct scatterlist *new_sg, u16 flags,
29			 u8 flags_shift, unsigned long *dd_flags);
30void omap_crypto_cleanup(struct scatterlist *sg, struct scatterlist *orig,
31			 int offset, int len, u8 flags_shift,
32			 unsigned long flags);
33
34#endif