1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(C) 2021 Marvell.
3 */
4
5 #include "roc_api.h"
6
7 #define AE_EC_GRP_TBL_NAME "ae_ec_grp_tbl"
8
9 struct ae_ec_grp_tbl {
10 uint64_t refcount;
11 uint8_t ec_grp_tbl[];
12 };
13
14 const struct roc_ae_ec_group ae_ec_grp[ROC_AE_EC_ID_PMAX] = {
15 {
16 .prime = {.data = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
17 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
18 0xFF, 0xFF, 0xFF, 0xFE, 0xFF, 0xFF,
19 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},
20 .length = 24},
21 .order = {.data = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
22 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
23 0x99, 0xDE, 0xF8, 0x36, 0x14, 0x6B,
24 0xC9, 0xB1, 0xB4, 0xD2, 0x28, 0x31},
25 .length = 24},
26 .consta = {.data = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
27 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
28 0xFF, 0xFF, 0xFF, 0xFE, 0xFF, 0xFF,
29 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFC},
30 .length = 24},
31 .constb = {.data = {0x64, 0x21, 0x05, 0x19, 0xE5, 0x9C,
32 0x80, 0xE7, 0x0F, 0xA7, 0xE9, 0xAB,
33 0x72, 0x24, 0x30, 0x49, 0xFE, 0xB8,
34 0xDE, 0xEC, 0xC1, 0x46, 0xB9, 0xB1},
35 .length = 24},
36 },
37 {
38 .prime = {.data = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
39 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
40 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00,
41 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01},
42 .length = 28},
43 .order = {.data = {0XFF, 0XFF, 0XFF, 0XFF, 0XFF, 0XFF, 0XFF,
44 0XFF, 0XFF, 0XFF, 0XFF, 0XFF, 0XFF, 0XFF,
45 0X16, 0XA2, 0XE0, 0XB8, 0XF0, 0X3E, 0X13,
46 0XDD, 0X29, 0X45, 0X5C, 0X5C, 0X2A, 0X3D},
47 .length = 28},
48 .consta = {.data = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
49 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
50 0xFF, 0xFE, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
51 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFE},
52 .length = 28},
53 .constb = {.data = {0xB4, 0x05, 0x0A, 0x85, 0x0C, 0x04, 0xB3,
54 0xAB, 0xF5, 0x41, 0x32, 0x56, 0x50, 0x44,
55 0xB0, 0xB7, 0xD7, 0xBF, 0xD8, 0xBA, 0x27,
56 0x0B, 0x39, 0x43, 0x23, 0x55, 0xFF, 0xB4},
57 .length = 28},
58 },
59 {
60 .prime = {.data = {0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00,
61 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
62 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF,
63 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
64 0xFF, 0xFF, 0xFF, 0xFF},
65 .length = 32},
66 .order = {.data = {0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00,
67 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
68 0xFF, 0xFF, 0xBC, 0xE6, 0xFA, 0xAD, 0xA7,
69 0x17, 0x9E, 0x84, 0xF3, 0xB9, 0xCA, 0xC2,
70 0xFC, 0x63, 0x25, 0x51},
71 .length = 32},
72 .consta = {.data = {0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00,
73 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
74 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF,
75 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
76 0xFF, 0xFF, 0xFF, 0xFC},
77 .length = 32},
78 .constb = {.data = {0x5A, 0xC6, 0x35, 0xD8, 0xAA, 0x3A, 0x93,
79 0xE7, 0xB3, 0xEB, 0xBD, 0x55, 0x76, 0x98,
80 0x86, 0xBC, 0x65, 0x1D, 0x06, 0xB0, 0xCC,
81 0x53, 0xB0, 0xF6, 0x3B, 0xCE, 0x3C, 0x3E,
82 0x27, 0xD2, 0x60, 0x4B},
83 .length = 32},
84 },
85 {.prime = {.data = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
86 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
87 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
88 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFE,
89 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00,
90 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF},
91 .length = 48},
92 .order = {.data = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
93 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
94 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
95 0xC7, 0x63, 0x4D, 0x81, 0xF4, 0x37, 0x2D, 0xDF,
96 0x58, 0x1A, 0x0D, 0xB2, 0x48, 0xB0, 0xA7, 0x7A,
97 0xEC, 0xEC, 0x19, 0x6A, 0xCC, 0xC5, 0x29, 0x73},
98 .length = 48},
99 .consta = {.data = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
100 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
101 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
102 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFE,
103 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00,
104 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFC},
105 .length = 48},
106 .constb = {.data = {0xB3, 0x31, 0x2F, 0xA7, 0xE2, 0x3E, 0xE7, 0xE4,
107 0x98, 0x8E, 0x05, 0x6B, 0xE3, 0xF8, 0x2D, 0x19,
108 0x18, 0x1D, 0x9C, 0x6E, 0xFE, 0x81, 0x41, 0x12,
109 0x03, 0x14, 0x08, 0x8F, 0x50, 0x13, 0x87, 0x5A,
110 0xC6, 0x56, 0x39, 0x8D, 0x8A, 0x2E, 0xD1, 0x9D,
111 0x2A, 0x85, 0xC8, 0xED, 0xD3, 0xEC, 0x2A, 0xEF},
112 .length = 48}},
113 {.prime = {.data = {0x01, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
114 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
115 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
116 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
117 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
118 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
119 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
120 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
121 0xFF, 0xFF},
122 .length = 66},
123 .order = {.data = {0x01, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
124 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
125 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
126 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
127 0xFF, 0xFA, 0x51, 0x86, 0x87, 0x83, 0xBF, 0x2F,
128 0x96, 0x6B, 0x7F, 0xCC, 0x01, 0x48, 0xF7, 0x09,
129 0xA5, 0xD0, 0x3B, 0xB5, 0xC9, 0xB8, 0x89, 0x9C,
130 0x47, 0xAE, 0xBB, 0x6F, 0xB7, 0x1E, 0x91, 0x38,
131 0x64, 0x09},
132 .length = 66},
133 .consta = {.data = {0x01, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
134 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
135 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
136 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
137 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
138 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
139 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
140 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
141 0xFF, 0xFC},
142 .length = 66},
143 .constb = {.data = {0x00, 0x51, 0x95, 0x3E, 0xB9, 0x61, 0x8E, 0x1C,
144 0x9A, 0x1F, 0x92, 0x9A, 0x21, 0xA0, 0xB6, 0x85,
145 0x40, 0xEE, 0xA2, 0xDA, 0x72, 0x5B, 0x99, 0xB3,
146 0x15, 0xF3, 0xB8, 0xB4, 0x89, 0x91, 0x8E, 0xF1,
147 0x09, 0xE1, 0x56, 0x19, 0x39, 0x51, 0xEC, 0x7E,
148 0x93, 0x7B, 0x16, 0x52, 0xC0, 0xBD, 0x3B, 0xB1,
149 0xBF, 0x07, 0x35, 0x73, 0xDF, 0x88, 0x3D, 0x2C,
150 0x34, 0xF1, 0xEF, 0x45, 0x1F, 0xD4, 0x6B, 0x50,
151 0x3F, 0x00},
152 .length = 66}}};
153
154 int
roc_ae_ec_grp_get(struct roc_ae_ec_group ** tbl)155 roc_ae_ec_grp_get(struct roc_ae_ec_group **tbl)
156 {
157 const char name[] = AE_EC_GRP_TBL_NAME;
158 struct ae_ec_grp_tbl *ec_grp;
159 const struct plt_memzone *mz;
160 int i, len = 0;
161 uint8_t *data;
162
163 if (tbl == NULL)
164 return -EINVAL;
165
166 len = sizeof(ae_ec_grp);
167
168 mz = plt_memzone_lookup(name);
169 if (mz == NULL) {
170 /* Create memzone first time */
171 mz = plt_memzone_reserve_cache_align(
172 name, len + sizeof(struct ae_ec_grp_tbl));
173 if (mz == NULL)
174 return -ENOMEM;
175 }
176
177 ec_grp = mz->addr;
178
179 if (__atomic_fetch_add(&ec_grp->refcount, 1, __ATOMIC_SEQ_CST) != 0)
180 return 0;
181
182 data = PLT_PTR_ADD(mz->addr, sizeof(uint64_t));
183
184 for (i = 0; i < ROC_AE_EC_ID_PMAX; i++) {
185 memcpy(data, &ae_ec_grp[i], sizeof(struct roc_ae_ec_group));
186 tbl[i] = (struct roc_ae_ec_group *)data;
187 data += sizeof(struct roc_ae_ec_group);
188 }
189
190 return 0;
191 }
192
193 void
roc_ae_ec_grp_put(void)194 roc_ae_ec_grp_put(void)
195 {
196 const char name[] = AE_EC_GRP_TBL_NAME;
197 const struct plt_memzone *mz;
198 struct ae_ec_grp_tbl *ec_grp;
199
200 mz = plt_memzone_lookup(name);
201 if (mz == NULL)
202 return;
203
204 ec_grp = mz->addr;
205 /* Decrement number of devices using EC grp table */
206 if (__atomic_sub_fetch(&ec_grp->refcount, 1, __ATOMIC_SEQ_CST) == 0)
207 plt_memzone_free(mz);
208 }
209