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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 | /* * 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 */ |