diff options
Diffstat (limited to 'target/linux/ifxmips/files/drivers/crypto/ifxmips/ifxmips_deu_dma.h')
| -rwxr-xr-x | target/linux/ifxmips/files/drivers/crypto/ifxmips/ifxmips_deu_dma.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/target/linux/ifxmips/files/drivers/crypto/ifxmips/ifxmips_deu_dma.h b/target/linux/ifxmips/files/drivers/crypto/ifxmips/ifxmips_deu_dma.h new file mode 100755 index 000000000..666009727 --- /dev/null +++ b/target/linux/ifxmips/files/drivers/crypto/ifxmips/ifxmips_deu_dma.h @@ -0,0 +1,70 @@ +/* + * 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. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. + * + * Copyright (C) 2010 Ralph Hempel <ralph.hempel@lantiq.com> + * Copyright (C) 2009 Mohammad Firdaus + */ + +/*! + \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 <asm/scatterlist.h> +#include <asm/byteorder.h> +#include <linux/skbuff.h> +#include <linux/netdevice.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_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 */ |