openwrt/package/kernel/lantiq/ltq-deu/src/ifxmips_deu_dma.h
Adrian Schmutzler b510ab513e kernel: drop outdated kernel version switches for local code
This drops kernel version switches for versions not supported by
OpenWrt master at the moment. This only adjusts local code, but
doesn't touch patches to existing external packages.

Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
2020-05-17 18:35:51 +02:00

71 lines
2.1 KiB
C

/******************************************************************************
**
** FILE NAME : ifxmips_deu_dma.h
** DESCRIPTION : Data Encryption Unit Driver
** COPYRIGHT : Copyright (c) 2009
** Infineon Technologies AG
** Am Campeon 1-12, 85579 Neubiberg, Germany
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** HISTORY
** $Date $Author $Comment
** 08,Sept 2009 Mohammad Firdaus Initial UEIP release
*******************************************************************************/
/*!
\addtogroup IFX_DEU IFX_DEU_DRIVERS
\ingroup API
\brief ifx deu driver module
*/
/*!
\file ifxmips_deu_dma.h
\ingroup IFX_DEU
\brief DMA deu driver header file
*/
#ifndef IFXMIPS_DEU_DMA_H
#define IFXMIPS_DEU_DMA_H
#include <linux/init.h>
#include <linux/module.h>
#include <linux/mm.h>
#include <linux/crypto.h>
#include <linux/scatterlist.h>
#include <asm/byteorder.h>
#include <linux/skbuff.h>
#include <linux/netdevice.h>
#include <linux/version.h>
// must match the size of memory block allocated for g_dma_block and g_dma_block2
#define DEU_MAX_PACKET_SIZE (PAGE_SIZE >> 1)
typedef struct ifx_deu_device {
struct dma_device_info *dma_device;
u8 *dst;
u8 *src;
int len;
int dst_count;
int src_count;
int recv_count;
int packet_size;
int packet_num;
wait_queue_entry_t wait;
} _ifx_deu_device;
extern _ifx_deu_device ifx_deu[1];
extern int deu_dma_intr_handler (struct dma_device_info *, int);
extern u8 *deu_dma_buffer_alloc (int, int *, void **);
extern int deu_dma_buffer_free (u8 *, void *);
extern void deu_dma_inactivate_poll(struct dma_device_info* dma_dev);
extern void deu_dma_activate_poll (struct dma_device_info* dma_dev);
extern struct dma_device_info* deu_dma_reserve(struct dma_device_info** dma_device);
extern int deu_dma_release(struct dma_device_info** dma_device);
#endif /* IFMIPS_DEU_DMA_H */