Commit | Line | Data |
---|---|---|
e81edc38 IL |
1 | /* |
2 | * Copyright 2008 - 2015 Freescale Semiconductor Inc. | |
3 | * | |
4 | * Redistribution and use in source and binary forms, with or without | |
5 | * modification, are permitted provided that the following conditions are met: | |
6 | * * Redistributions of source code must retain the above copyright | |
7 | * notice, this list of conditions and the following disclaimer. | |
8 | * * Redistributions in binary form must reproduce the above copyright | |
9 | * notice, this list of conditions and the following disclaimer in the | |
10 | * documentation and/or other materials provided with the distribution. | |
11 | * * Neither the name of Freescale Semiconductor nor the | |
12 | * names of its contributors may be used to endorse or promote products | |
13 | * derived from this software without specific prior written permission. | |
14 | * | |
15 | * ALTERNATIVELY, this software may be distributed under the terms of the | |
16 | * GNU General Public License ("GPL") as published by the Free Software | |
17 | * Foundation, either version 2 of that License or (at your option) any | |
18 | * later version. | |
19 | * | |
20 | * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``AS IS'' AND ANY | |
21 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
22 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
23 | * DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY | |
24 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
25 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
26 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | |
27 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
28 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
29 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
30 | */ | |
31 | ||
32 | #ifndef __FM_SP_H | |
33 | #define __FM_SP_H | |
34 | ||
35 | #include "fman.h" | |
36 | #include <linux/types.h> | |
37 | ||
38 | #define ILLEGAL_BASE (~0) | |
39 | ||
40 | /* defaults */ | |
41 | #define DFLT_FM_SP_BUFFER_PREFIX_CONTEXT_DATA_ALIGN 64 | |
42 | ||
43 | /* Registers bit fields */ | |
44 | #define FMAN_SP_EXT_BUF_POOL_EN_COUNTER 0x40000000 | |
45 | #define FMAN_SP_EXT_BUF_POOL_VALID 0x80000000 | |
46 | #define FMAN_SP_EXT_BUF_POOL_BACKUP 0x20000000 | |
47 | #define FMAN_SP_DMA_ATTR_WRITE_OPTIMIZE 0x00100000 | |
48 | #define FMAN_SP_SG_DISABLE 0x80000000 | |
49 | ||
50 | /* shifts */ | |
51 | #define FMAN_SP_EXT_BUF_MARG_START_SHIFT 16 | |
52 | #define FMAN_SP_DMA_ATTR_SWP_SHIFT 30 | |
53 | #define FMAN_SP_IC_TO_EXT_SHIFT 16 | |
54 | #define FMAN_SP_IC_FROM_INT_SHIFT 8 | |
55 | ||
56 | /* structure for defining internal context copying */ | |
57 | struct fman_sp_int_context_data_copy { | |
58 | /* < Offset in External buffer to which internal | |
59 | * context is copied to (Rx) or taken from (Tx, Op). | |
60 | */ | |
61 | u16 ext_buf_offset; | |
62 | /* Offset within internal context to copy from | |
63 | * (Rx) or to copy to (Tx, Op). | |
64 | */ | |
65 | u8 int_context_offset; | |
66 | /* Internal offset size to be copied */ | |
67 | u16 size; | |
68 | }; | |
69 | ||
70 | /* struct for defining external buffer margins */ | |
71 | struct fman_sp_buf_margins { | |
72 | /* Number of bytes to be left at the beginning | |
73 | * of the external buffer (must be divisible by 16) | |
74 | */ | |
75 | u16 start_margins; | |
76 | /* number of bytes to be left at the end | |
77 | * of the external buffer(must be divisible by 16) | |
78 | */ | |
79 | u16 end_margins; | |
80 | }; | |
81 | ||
82 | struct fman_sp_buffer_offsets { | |
83 | u32 data_offset; | |
84 | u32 prs_result_offset; | |
85 | u32 time_stamp_offset; | |
86 | u32 hash_result_offset; | |
87 | }; | |
88 | ||
89 | int fman_sp_build_buffer_struct(struct fman_sp_int_context_data_copy | |
90 | *int_context_data_copy, | |
91 | struct fman_buffer_prefix_content | |
92 | *buffer_prefix_content, | |
93 | struct fman_sp_buf_margins *buf_margins, | |
94 | struct fman_sp_buffer_offsets | |
95 | *buffer_offsets, | |
96 | u8 *internal_buf_offset); | |
97 | ||
98 | void fman_sp_set_buf_pools_in_asc_order_of_buf_sizes(struct fman_ext_pools | |
99 | *fm_ext_pools, | |
100 | u8 *ordered_array, | |
101 | u16 *sizes_array); | |
102 | ||
103 | #endif /* __FM_SP_H */ |