2019-06-04 16:11:33 +08:00
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/* SPDX-License-Identifier: GPL-2.0-only */
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2017-05-24 15:35:26 +08:00
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/*
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* OMAP Crypto driver common support routines.
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*
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* Copyright (c) 2017 Texas Instruments Incorporated
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* Tero Kristo <t-kristo@ti.com>
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*/
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#ifndef __CRYPTO_OMAP_CRYPTO_H
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#define __CRYPTO_OMAP_CRYPTO_H
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enum {
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OMAP_CRYPTO_NOT_ALIGNED = 1,
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OMAP_CRYPTO_BAD_DATA_LENGTH,
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};
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#define OMAP_CRYPTO_DATA_COPIED BIT(0)
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#define OMAP_CRYPTO_SG_COPIED BIT(1)
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#define OMAP_CRYPTO_COPY_MASK 0x3
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#define OMAP_CRYPTO_COPY_DATA BIT(0)
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#define OMAP_CRYPTO_FORCE_COPY BIT(1)
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#define OMAP_CRYPTO_ZERO_BUF BIT(2)
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#define OMAP_CRYPTO_FORCE_SINGLE_ENTRY BIT(3)
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int omap_crypto_align_sg(struct scatterlist **sg, int total, int bs,
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struct scatterlist *new_sg, u16 flags,
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u8 flags_shift, unsigned long *dd_flags);
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void omap_crypto_cleanup(struct scatterlist *sg, struct scatterlist *orig,
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int offset, int len, u8 flags_shift,
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unsigned long flags);
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#endif
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