1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * OMAP Crypto driver common support routines. 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * Copyright (c) 2017 Texas Instruments Incorporated 6*4882a593Smuzhiyun * Tero Kristo <t-kristo@ti.com> 7*4882a593Smuzhiyun */ 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun #ifndef __CRYPTO_OMAP_CRYPTO_H 10*4882a593Smuzhiyun #define __CRYPTO_OMAP_CRYPTO_H 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun enum { 13*4882a593Smuzhiyun OMAP_CRYPTO_NOT_ALIGNED = 1, 14*4882a593Smuzhiyun OMAP_CRYPTO_BAD_DATA_LENGTH, 15*4882a593Smuzhiyun }; 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun #define OMAP_CRYPTO_DATA_COPIED BIT(0) 18*4882a593Smuzhiyun #define OMAP_CRYPTO_SG_COPIED BIT(1) 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun #define OMAP_CRYPTO_COPY_MASK 0x3 21*4882a593Smuzhiyun 22*4882a593Smuzhiyun #define OMAP_CRYPTO_COPY_DATA BIT(0) 23*4882a593Smuzhiyun #define OMAP_CRYPTO_FORCE_COPY BIT(1) 24*4882a593Smuzhiyun #define OMAP_CRYPTO_ZERO_BUF BIT(2) 25*4882a593Smuzhiyun #define OMAP_CRYPTO_FORCE_SINGLE_ENTRY BIT(3) 26*4882a593Smuzhiyun 27*4882a593Smuzhiyun int omap_crypto_align_sg(struct scatterlist **sg, int total, int bs, 28*4882a593Smuzhiyun struct scatterlist *new_sg, u16 flags, 29*4882a593Smuzhiyun u8 flags_shift, unsigned long *dd_flags); 30*4882a593Smuzhiyun void omap_crypto_cleanup(struct scatterlist *sg, struct scatterlist *orig, 31*4882a593Smuzhiyun int offset, int len, u8 flags_shift, 32*4882a593Smuzhiyun unsigned long flags); 33*4882a593Smuzhiyun 34*4882a593Smuzhiyun #endif 35