diff options
Diffstat (limited to 'drivers/crypto/omap-crypto.h')
| -rw-r--r-- | drivers/crypto/omap-crypto.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/crypto/omap-crypto.h b/drivers/crypto/omap-crypto.h new file mode 100644 index 0000000000..506ccde6f3 --- /dev/null +++ b/drivers/crypto/omap-crypto.h @@ -0,0 +1,34 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * OMAP Crypto driver common support routines. + * + * Copyright (c) 2017 Texas Instruments Incorporated + * Tero Kristo <t-kristo@ti.com> + */ + +#ifndef __CRYPTO_OMAP_CRYPTO_H +#define __CRYPTO_OMAP_CRYPTO_H + +enum { + OMAP_CRYPTO_NOT_ALIGNED = 1, + OMAP_CRYPTO_BAD_DATA_LENGTH, +}; + +#define OMAP_CRYPTO_DATA_COPIED BIT(0) +#define OMAP_CRYPTO_SG_COPIED BIT(1) + +#define OMAP_CRYPTO_COPY_MASK 0x3 + +#define OMAP_CRYPTO_COPY_DATA BIT(0) +#define OMAP_CRYPTO_FORCE_COPY BIT(1) +#define OMAP_CRYPTO_ZERO_BUF BIT(2) +#define OMAP_CRYPTO_FORCE_SINGLE_ENTRY BIT(3) + +int omap_crypto_align_sg(struct scatterlist **sg, int total, int bs, + struct scatterlist *new_sg, u16 flags, + u8 flags_shift, unsigned long *dd_flags); +void omap_crypto_cleanup(struct scatterlist *sg, struct scatterlist *orig, + int offset, int len, u8 flags_shift, + unsigned long flags); + +#endif |