Release 4.11 drivers/net/ethernet/freescale/fman/fman_sp.h
/*
* Copyright 2008 - 2015 Freescale Semiconductor Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of Freescale Semiconductor nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* ALTERNATIVELY, this software may be distributed under the terms of the
* GNU General Public License ("GPL") as published by the Free Software
* Foundation, either version 2 of that License or (at your option) any
* later version.
*
* THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __FM_SP_H
#define __FM_SP_H
#include "fman.h"
#include <linux/types.h>
#define ILLEGAL_BASE (~0)
/* defaults */
#define DFLT_FM_SP_BUFFER_PREFIX_CONTEXT_DATA_ALIGN 64
/* Registers bit fields */
#define FMAN_SP_EXT_BUF_POOL_EN_COUNTER 0x40000000
#define FMAN_SP_EXT_BUF_POOL_VALID 0x80000000
#define FMAN_SP_EXT_BUF_POOL_BACKUP 0x20000000
#define FMAN_SP_DMA_ATTR_WRITE_OPTIMIZE 0x00100000
#define FMAN_SP_SG_DISABLE 0x80000000
/* shifts */
#define FMAN_SP_EXT_BUF_MARG_START_SHIFT 16
#define FMAN_SP_DMA_ATTR_SWP_SHIFT 30
#define FMAN_SP_IC_TO_EXT_SHIFT 16
#define FMAN_SP_IC_FROM_INT_SHIFT 8
/* structure for defining internal context copying */
struct fman_sp_int_context_data_copy {
/* < Offset in External buffer to which internal
* context is copied to (Rx) or taken from (Tx, Op).
*/
u16 ext_buf_offset;
/* Offset within internal context to copy from
* (Rx) or to copy to (Tx, Op).
*/
u8 int_context_offset;
/* Internal offset size to be copied */
u16 size;
};
/* struct for defining external buffer margins */
struct fman_sp_buf_margins {
/* Number of bytes to be left at the beginning
* of the external buffer (must be divisible by 16)
*/
u16 start_margins;
/* number of bytes to be left at the end
* of the external buffer(must be divisible by 16)
*/
u16 end_margins;
};
struct fman_sp_buffer_offsets {
u32 data_offset;
u32 prs_result_offset;
u32 time_stamp_offset;
u32 hash_result_offset;
};
int fman_sp_build_buffer_struct(struct fman_sp_int_context_data_copy
*int_context_data_copy,
struct fman_buffer_prefix_content
*buffer_prefix_content,
struct fman_sp_buf_margins *buf_margins,
struct fman_sp_buffer_offsets
*buffer_offsets,
u8 *internal_buf_offset);
void fman_sp_set_buf_pools_in_asc_order_of_buf_sizes(struct fman_ext_pools
*fm_ext_pools,
u8 *ordered_array,
u16 *sizes_array);
#endif /* __FM_SP_H */
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Igal Liberman | 157 | 100.00% | 1 | 100.00% |
| Total | 157 | 100.00% | 1 | 100.00% |
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