mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-09-05 18:39:59 +00:00
![Tero Kristo](/assets/img/avatar_default.png)
This contains the generic APIs for aligning SG buffers. Signed-off-by: Tero Kristo <t-kristo@ti.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
37 lines
1 KiB
C
37 lines
1 KiB
C
/*
|
|
* OMAP Crypto driver common support routines.
|
|
*
|
|
* Copyright (c) 2017 Texas Instruments Incorporated
|
|
* Tero Kristo <t-kristo@ti.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as published
|
|
* by the Free Software Foundation.
|
|
*/
|
|
|
|
#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
|