Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2007 Mellanox Technologies. All rights reserved. |
| 3 | * |
| 4 | * This software is available to you under a choice of one of two |
| 5 | * licenses. You may choose to be licensed under the terms of the GNU |
| 6 | * General Public License (GPL) Version 2, available from the file |
| 7 | * COPYING in the main directory of this source tree, or the |
| 8 | * OpenIB.org BSD license below: |
| 9 | * |
| 10 | * Redistribution and use in source and binary forms, with or |
| 11 | * without modification, are permitted provided that the following |
| 12 | * conditions are met: |
| 13 | * |
| 14 | * - Redistributions of source code must retain the above |
| 15 | * copyright notice, this list of conditions and the following |
| 16 | * disclaimer. |
| 17 | * |
| 18 | * - Redistributions in binary form must reproduce the above |
| 19 | * copyright notice, this list of conditions and the following |
| 20 | * disclaimer in the documentation and/or other materials |
| 21 | * provided with the distribution. |
| 22 | * |
| 23 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 24 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 25 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| 26 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
| 27 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
| 28 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| 29 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 30 | * SOFTWARE. |
| 31 | */ |
| 32 | |
| 33 | #include <linux/errno.h> |
| 34 | #include <linux/if_ether.h> |
Paul Gortmaker | ee40fa0 | 2011-05-27 16:14:23 -0400 | [diff] [blame] | 35 | #include <linux/export.h> |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 36 | |
| 37 | #include <linux/mlx4/cmd.h> |
| 38 | |
| 39 | #include "mlx4.h" |
| 40 | |
| 41 | #define MLX4_MAC_VALID (1ull << 63) |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 42 | |
| 43 | #define MLX4_VLAN_VALID (1u << 31) |
| 44 | #define MLX4_VLAN_MASK 0xfff |
| 45 | |
Eugenia Emantayev | 93ece0c | 2012-01-19 09:45:05 +0000 | [diff] [blame] | 46 | #define MLX4_STATS_TRAFFIC_COUNTERS_MASK 0xfULL |
| 47 | #define MLX4_STATS_TRAFFIC_DROPS_MASK 0xc0ULL |
| 48 | #define MLX4_STATS_ERROR_COUNTERS_MASK 0x1ffc30ULL |
| 49 | #define MLX4_STATS_PORT_COUNTERS_MASK 0x1fe00000ULL |
| 50 | |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 51 | void mlx4_init_mac_table(struct mlx4_dev *dev, struct mlx4_mac_table *table) |
| 52 | { |
| 53 | int i; |
| 54 | |
| 55 | mutex_init(&table->mutex); |
| 56 | for (i = 0; i < MLX4_MAX_MAC_NUM; i++) { |
| 57 | table->entries[i] = 0; |
| 58 | table->refs[i] = 0; |
| 59 | } |
| 60 | table->max = 1 << dev->caps.log_num_macs; |
| 61 | table->total = 0; |
| 62 | } |
| 63 | |
| 64 | void mlx4_init_vlan_table(struct mlx4_dev *dev, struct mlx4_vlan_table *table) |
| 65 | { |
| 66 | int i; |
| 67 | |
| 68 | mutex_init(&table->mutex); |
| 69 | for (i = 0; i < MLX4_MAX_VLAN_NUM; i++) { |
| 70 | table->entries[i] = 0; |
| 71 | table->refs[i] = 0; |
| 72 | } |
Yevgeny Petrilin | e72ebf5 | 2011-10-18 01:50:29 +0000 | [diff] [blame] | 73 | table->max = (1 << dev->caps.log_num_vlans) - MLX4_VLAN_REGULAR; |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 74 | table->total = 0; |
| 75 | } |
| 76 | |
Hadar Hen Zion | 0ff1fb6 | 2012-07-05 04:03:46 +0000 | [diff] [blame] | 77 | static int mlx4_uc_steer_add(struct mlx4_dev *dev, u8 port, |
| 78 | u64 mac, int *qpn, u64 *reg_id) |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 79 | { |
Yevgeny Petrilin | 2ab573c | 2012-03-06 04:04:26 +0000 | [diff] [blame] | 80 | __be64 be_mac; |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 81 | int err; |
| 82 | |
Hadar Hen Zion | 0ff1fb6 | 2012-07-05 04:03:46 +0000 | [diff] [blame] | 83 | mac &= MLX4_MAC_MASK; |
Yevgeny Petrilin | 2ab573c | 2012-03-06 04:04:26 +0000 | [diff] [blame] | 84 | be_mac = cpu_to_be64(mac << 16); |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 85 | |
Hadar Hen Zion | 0ff1fb6 | 2012-07-05 04:03:46 +0000 | [diff] [blame] | 86 | switch (dev->caps.steering_mode) { |
| 87 | case MLX4_STEERING_MODE_B0: { |
| 88 | struct mlx4_qp qp; |
| 89 | u8 gid[16] = {0}; |
| 90 | |
| 91 | qp.qpn = *qpn; |
| 92 | memcpy(&gid[10], &be_mac, ETH_ALEN); |
| 93 | gid[5] = port; |
| 94 | |
| 95 | err = mlx4_unicast_attach(dev, &qp, gid, 0, MLX4_PROT_ETH); |
| 96 | break; |
| 97 | } |
| 98 | case MLX4_STEERING_MODE_DEVICE_MANAGED: { |
| 99 | struct mlx4_spec_list spec_eth = { {NULL} }; |
| 100 | __be64 mac_mask = cpu_to_be64(MLX4_MAC_MASK << 16); |
| 101 | |
| 102 | struct mlx4_net_trans_rule rule = { |
| 103 | .queue_mode = MLX4_NET_TRANS_Q_FIFO, |
| 104 | .exclusive = 0, |
| 105 | .allow_loopback = 1, |
| 106 | .promisc_mode = MLX4_FS_PROMISC_NONE, |
| 107 | .priority = MLX4_DOMAIN_NIC, |
| 108 | }; |
| 109 | |
| 110 | rule.port = port; |
| 111 | rule.qpn = *qpn; |
| 112 | INIT_LIST_HEAD(&rule.list); |
| 113 | |
| 114 | spec_eth.id = MLX4_NET_TRANS_RULE_ID_ETH; |
| 115 | memcpy(spec_eth.eth.dst_mac, &be_mac, ETH_ALEN); |
| 116 | memcpy(spec_eth.eth.dst_mac_msk, &mac_mask, ETH_ALEN); |
| 117 | list_add_tail(&spec_eth.list, &rule.list); |
| 118 | |
| 119 | err = mlx4_flow_attach(dev, &rule, reg_id); |
| 120 | break; |
| 121 | } |
| 122 | default: |
| 123 | return -EINVAL; |
| 124 | } |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 125 | if (err) |
| 126 | mlx4_warn(dev, "Failed Attaching Unicast\n"); |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 127 | |
| 128 | return err; |
| 129 | } |
| 130 | |
| 131 | static void mlx4_uc_steer_release(struct mlx4_dev *dev, u8 port, |
Hadar Hen Zion | 0ff1fb6 | 2012-07-05 04:03:46 +0000 | [diff] [blame] | 132 | u64 mac, int qpn, u64 reg_id) |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 133 | { |
Hadar Hen Zion | 0ff1fb6 | 2012-07-05 04:03:46 +0000 | [diff] [blame] | 134 | switch (dev->caps.steering_mode) { |
| 135 | case MLX4_STEERING_MODE_B0: { |
| 136 | struct mlx4_qp qp; |
| 137 | u8 gid[16] = {0}; |
| 138 | __be64 be_mac; |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 139 | |
Hadar Hen Zion | 0ff1fb6 | 2012-07-05 04:03:46 +0000 | [diff] [blame] | 140 | qp.qpn = qpn; |
| 141 | mac &= MLX4_MAC_MASK; |
| 142 | be_mac = cpu_to_be64(mac << 16); |
| 143 | memcpy(&gid[10], &be_mac, ETH_ALEN); |
| 144 | gid[5] = port; |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 145 | |
Hadar Hen Zion | 0ff1fb6 | 2012-07-05 04:03:46 +0000 | [diff] [blame] | 146 | mlx4_unicast_detach(dev, &qp, gid, MLX4_PROT_ETH); |
| 147 | break; |
| 148 | } |
| 149 | case MLX4_STEERING_MODE_DEVICE_MANAGED: { |
| 150 | mlx4_flow_detach(dev, reg_id); |
| 151 | break; |
| 152 | } |
| 153 | default: |
| 154 | mlx4_err(dev, "Invalid steering mode.\n"); |
| 155 | } |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 156 | } |
| 157 | |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 158 | static int validate_index(struct mlx4_dev *dev, |
| 159 | struct mlx4_mac_table *table, int index) |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 160 | { |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 161 | int err = 0; |
| 162 | |
| 163 | if (index < 0 || index >= table->max || !table->entries[index]) { |
| 164 | mlx4_warn(dev, "No valid Mac entry for the given index\n"); |
| 165 | err = -EINVAL; |
| 166 | } |
| 167 | return err; |
| 168 | } |
| 169 | |
| 170 | static int find_index(struct mlx4_dev *dev, |
| 171 | struct mlx4_mac_table *table, u64 mac) |
| 172 | { |
| 173 | int i; |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 174 | |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 175 | for (i = 0; i < MLX4_MAX_MAC_NUM; i++) { |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 176 | if ((mac & MLX4_MAC_MASK) == |
| 177 | (MLX4_MAC_MASK & be64_to_cpu(table->entries[i]))) |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 178 | return i; |
| 179 | } |
| 180 | /* Mac not found */ |
| 181 | return -EINVAL; |
| 182 | } |
| 183 | |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 184 | int mlx4_get_eth_qp(struct mlx4_dev *dev, u8 port, u64 mac, int *qpn) |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 185 | { |
| 186 | struct mlx4_port_info *info = &mlx4_priv(dev)->port[port]; |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 187 | struct mlx4_mac_entry *entry; |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 188 | int index = 0; |
| 189 | int err = 0; |
Hadar Hen Zion | 0ff1fb6 | 2012-07-05 04:03:46 +0000 | [diff] [blame] | 190 | u64 reg_id; |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 191 | |
| 192 | mlx4_dbg(dev, "Registering MAC: 0x%llx for adding\n", |
| 193 | (unsigned long long) mac); |
| 194 | index = mlx4_register_mac(dev, port, mac); |
| 195 | if (index < 0) { |
| 196 | err = index; |
| 197 | mlx4_err(dev, "Failed adding MAC: 0x%llx\n", |
| 198 | (unsigned long long) mac); |
| 199 | return err; |
| 200 | } |
| 201 | |
Hadar Hen Zion | c96d97f | 2012-07-05 04:03:44 +0000 | [diff] [blame] | 202 | if (dev->caps.steering_mode == MLX4_STEERING_MODE_A0) { |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 203 | *qpn = info->base_qpn + index; |
| 204 | return 0; |
| 205 | } |
| 206 | |
| 207 | err = mlx4_qp_reserve_range(dev, 1, 1, qpn); |
| 208 | mlx4_dbg(dev, "Reserved qp %d\n", *qpn); |
| 209 | if (err) { |
| 210 | mlx4_err(dev, "Failed to reserve qp for mac registration\n"); |
| 211 | goto qp_err; |
| 212 | } |
| 213 | |
Hadar Hen Zion | 0ff1fb6 | 2012-07-05 04:03:46 +0000 | [diff] [blame] | 214 | err = mlx4_uc_steer_add(dev, port, mac, qpn, ®_id); |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 215 | if (err) |
| 216 | goto steer_err; |
| 217 | |
| 218 | entry = kmalloc(sizeof *entry, GFP_KERNEL); |
| 219 | if (!entry) { |
| 220 | err = -ENOMEM; |
| 221 | goto alloc_err; |
| 222 | } |
| 223 | entry->mac = mac; |
Hadar Hen Zion | 0ff1fb6 | 2012-07-05 04:03:46 +0000 | [diff] [blame] | 224 | entry->reg_id = reg_id; |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 225 | err = radix_tree_insert(&info->mac_tree, *qpn, entry); |
| 226 | if (err) |
| 227 | goto insert_err; |
| 228 | return 0; |
| 229 | |
| 230 | insert_err: |
| 231 | kfree(entry); |
| 232 | |
| 233 | alloc_err: |
Hadar Hen Zion | 0ff1fb6 | 2012-07-05 04:03:46 +0000 | [diff] [blame] | 234 | mlx4_uc_steer_release(dev, port, mac, *qpn, reg_id); |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 235 | |
| 236 | steer_err: |
| 237 | mlx4_qp_release_range(dev, *qpn, 1); |
| 238 | |
| 239 | qp_err: |
| 240 | mlx4_unregister_mac(dev, port, mac); |
| 241 | return err; |
| 242 | } |
| 243 | EXPORT_SYMBOL_GPL(mlx4_get_eth_qp); |
| 244 | |
| 245 | void mlx4_put_eth_qp(struct mlx4_dev *dev, u8 port, u64 mac, int qpn) |
| 246 | { |
| 247 | struct mlx4_port_info *info = &mlx4_priv(dev)->port[port]; |
| 248 | struct mlx4_mac_entry *entry; |
| 249 | |
| 250 | mlx4_dbg(dev, "Registering MAC: 0x%llx for deleting\n", |
| 251 | (unsigned long long) mac); |
| 252 | mlx4_unregister_mac(dev, port, mac); |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 253 | |
Hadar Hen Zion | c96d97f | 2012-07-05 04:03:44 +0000 | [diff] [blame] | 254 | if (dev->caps.steering_mode != MLX4_STEERING_MODE_A0) { |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 255 | entry = radix_tree_lookup(&info->mac_tree, qpn); |
| 256 | if (entry) { |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 257 | mlx4_dbg(dev, "Releasing qp: port %d, mac 0x%llx," |
| 258 | " qpn %d\n", port, |
| 259 | (unsigned long long) mac, qpn); |
Hadar Hen Zion | 0ff1fb6 | 2012-07-05 04:03:46 +0000 | [diff] [blame] | 260 | mlx4_uc_steer_release(dev, port, entry->mac, |
| 261 | qpn, entry->reg_id); |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 262 | mlx4_qp_release_range(dev, qpn, 1); |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 263 | radix_tree_delete(&info->mac_tree, qpn); |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 264 | kfree(entry); |
| 265 | } |
| 266 | } |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 267 | } |
| 268 | EXPORT_SYMBOL_GPL(mlx4_put_eth_qp); |
| 269 | |
| 270 | static int mlx4_set_port_mac_table(struct mlx4_dev *dev, u8 port, |
| 271 | __be64 *entries) |
| 272 | { |
| 273 | struct mlx4_cmd_mailbox *mailbox; |
| 274 | u32 in_mod; |
| 275 | int err; |
| 276 | |
| 277 | mailbox = mlx4_alloc_cmd_mailbox(dev); |
| 278 | if (IS_ERR(mailbox)) |
| 279 | return PTR_ERR(mailbox); |
| 280 | |
| 281 | memcpy(mailbox->buf, entries, MLX4_MAC_TABLE_SIZE); |
| 282 | |
| 283 | in_mod = MLX4_SET_PORT_MAC_TABLE << 8 | port; |
| 284 | |
| 285 | err = mlx4_cmd(dev, mailbox->dma, in_mod, 1, MLX4_CMD_SET_PORT, |
| 286 | MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE); |
| 287 | |
| 288 | mlx4_free_cmd_mailbox(dev, mailbox); |
| 289 | return err; |
| 290 | } |
| 291 | |
| 292 | int __mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac) |
| 293 | { |
| 294 | struct mlx4_port_info *info = &mlx4_priv(dev)->port[port]; |
| 295 | struct mlx4_mac_table *table = &info->mac_table; |
| 296 | int i, err = 0; |
| 297 | int free = -1; |
| 298 | |
| 299 | mlx4_dbg(dev, "Registering MAC: 0x%llx for port %d\n", |
| 300 | (unsigned long long) mac, port); |
| 301 | |
| 302 | mutex_lock(&table->mutex); |
| 303 | for (i = 0; i < MLX4_MAX_MAC_NUM; i++) { |
| 304 | if (free < 0 && !table->entries[i]) { |
| 305 | free = i; |
| 306 | continue; |
| 307 | } |
| 308 | |
| 309 | if (mac == (MLX4_MAC_MASK & be64_to_cpu(table->entries[i]))) { |
| 310 | /* MAC already registered, Must not have duplicates */ |
| 311 | err = -EEXIST; |
| 312 | goto out; |
| 313 | } |
| 314 | } |
| 315 | |
| 316 | mlx4_dbg(dev, "Free MAC index is %d\n", free); |
| 317 | |
| 318 | if (table->total == table->max) { |
| 319 | /* No free mac entries */ |
| 320 | err = -ENOSPC; |
| 321 | goto out; |
| 322 | } |
| 323 | |
| 324 | /* Register new MAC */ |
| 325 | table->entries[free] = cpu_to_be64(mac | MLX4_MAC_VALID); |
| 326 | |
| 327 | err = mlx4_set_port_mac_table(dev, port, table->entries); |
| 328 | if (unlikely(err)) { |
| 329 | mlx4_err(dev, "Failed adding MAC: 0x%llx\n", |
| 330 | (unsigned long long) mac); |
| 331 | table->entries[free] = 0; |
| 332 | goto out; |
| 333 | } |
| 334 | |
| 335 | err = free; |
| 336 | ++table->total; |
| 337 | out: |
| 338 | mutex_unlock(&table->mutex); |
| 339 | return err; |
| 340 | } |
| 341 | EXPORT_SYMBOL_GPL(__mlx4_register_mac); |
| 342 | |
| 343 | int mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac) |
| 344 | { |
| 345 | u64 out_param; |
| 346 | int err; |
| 347 | |
| 348 | if (mlx4_is_mfunc(dev)) { |
| 349 | set_param_l(&out_param, port); |
| 350 | err = mlx4_cmd_imm(dev, mac, &out_param, RES_MAC, |
| 351 | RES_OP_RESERVE_AND_MAP, MLX4_CMD_ALLOC_RES, |
| 352 | MLX4_CMD_TIME_CLASS_A, MLX4_CMD_WRAPPED); |
| 353 | if (err) |
| 354 | return err; |
| 355 | |
| 356 | return get_param_l(&out_param); |
| 357 | } |
| 358 | return __mlx4_register_mac(dev, port, mac); |
| 359 | } |
| 360 | EXPORT_SYMBOL_GPL(mlx4_register_mac); |
| 361 | |
| 362 | |
| 363 | void __mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, u64 mac) |
| 364 | { |
| 365 | struct mlx4_port_info *info = &mlx4_priv(dev)->port[port]; |
| 366 | struct mlx4_mac_table *table = &info->mac_table; |
| 367 | int index; |
| 368 | |
| 369 | index = find_index(dev, table, mac); |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 370 | |
| 371 | mutex_lock(&table->mutex); |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 372 | |
| 373 | if (validate_index(dev, table, index)) |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 374 | goto out; |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 375 | |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 376 | table->entries[index] = 0; |
| 377 | mlx4_set_port_mac_table(dev, port, table->entries); |
| 378 | --table->total; |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 379 | out: |
| 380 | mutex_unlock(&table->mutex); |
| 381 | } |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 382 | EXPORT_SYMBOL_GPL(__mlx4_unregister_mac); |
| 383 | |
| 384 | void mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, u64 mac) |
| 385 | { |
| 386 | u64 out_param; |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 387 | |
| 388 | if (mlx4_is_mfunc(dev)) { |
| 389 | set_param_l(&out_param, port); |
Or Gerlitz | 162344e | 2012-05-15 10:34:57 +0000 | [diff] [blame] | 390 | (void) mlx4_cmd_imm(dev, mac, &out_param, RES_MAC, |
| 391 | RES_OP_RESERVE_AND_MAP, MLX4_CMD_FREE_RES, |
| 392 | MLX4_CMD_TIME_CLASS_A, MLX4_CMD_WRAPPED); |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 393 | return; |
| 394 | } |
| 395 | __mlx4_unregister_mac(dev, port, mac); |
| 396 | return; |
| 397 | } |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 398 | EXPORT_SYMBOL_GPL(mlx4_unregister_mac); |
| 399 | |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 400 | int mlx4_replace_mac(struct mlx4_dev *dev, u8 port, int qpn, u64 new_mac) |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 401 | { |
| 402 | struct mlx4_port_info *info = &mlx4_priv(dev)->port[port]; |
| 403 | struct mlx4_mac_table *table = &info->mac_table; |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 404 | struct mlx4_mac_entry *entry; |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 405 | int index = qpn - info->base_qpn; |
| 406 | int err = 0; |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 407 | |
Hadar Hen Zion | c96d97f | 2012-07-05 04:03:44 +0000 | [diff] [blame] | 408 | if (dev->caps.steering_mode != MLX4_STEERING_MODE_A0) { |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 409 | entry = radix_tree_lookup(&info->mac_tree, qpn); |
| 410 | if (!entry) |
| 411 | return -EINVAL; |
Hadar Hen Zion | 0ff1fb6 | 2012-07-05 04:03:46 +0000 | [diff] [blame] | 412 | mlx4_uc_steer_release(dev, port, entry->mac, |
| 413 | qpn, entry->reg_id); |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 414 | mlx4_unregister_mac(dev, port, entry->mac); |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 415 | entry->mac = new_mac; |
Hadar Hen Zion | 0ff1fb6 | 2012-07-05 04:03:46 +0000 | [diff] [blame] | 416 | entry->reg_id = 0; |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 417 | mlx4_register_mac(dev, port, new_mac); |
Hadar Hen Zion | 0ff1fb6 | 2012-07-05 04:03:46 +0000 | [diff] [blame] | 418 | err = mlx4_uc_steer_add(dev, port, entry->mac, |
| 419 | &qpn, &entry->reg_id); |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 420 | return err; |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 421 | } |
| 422 | |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 423 | /* CX1 doesn't support multi-functions */ |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 424 | mutex_lock(&table->mutex); |
| 425 | |
| 426 | err = validate_index(dev, table, index); |
| 427 | if (err) |
| 428 | goto out; |
| 429 | |
| 430 | table->entries[index] = cpu_to_be64(new_mac | MLX4_MAC_VALID); |
| 431 | |
| 432 | err = mlx4_set_port_mac_table(dev, port, table->entries); |
| 433 | if (unlikely(err)) { |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 434 | mlx4_err(dev, "Failed adding MAC: 0x%llx\n", |
| 435 | (unsigned long long) new_mac); |
Yevgeny Petrilin | 1679200 | 2011-03-22 22:38:31 +0000 | [diff] [blame] | 436 | table->entries[index] = 0; |
| 437 | } |
| 438 | out: |
| 439 | mutex_unlock(&table->mutex); |
| 440 | return err; |
| 441 | } |
| 442 | EXPORT_SYMBOL_GPL(mlx4_replace_mac); |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 443 | |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 444 | static int mlx4_set_port_vlan_table(struct mlx4_dev *dev, u8 port, |
| 445 | __be32 *entries) |
| 446 | { |
| 447 | struct mlx4_cmd_mailbox *mailbox; |
| 448 | u32 in_mod; |
| 449 | int err; |
| 450 | |
| 451 | mailbox = mlx4_alloc_cmd_mailbox(dev); |
| 452 | if (IS_ERR(mailbox)) |
| 453 | return PTR_ERR(mailbox); |
| 454 | |
| 455 | memcpy(mailbox->buf, entries, MLX4_VLAN_TABLE_SIZE); |
| 456 | in_mod = MLX4_SET_PORT_VLAN_TABLE << 8 | port; |
| 457 | err = mlx4_cmd(dev, mailbox->dma, in_mod, 1, MLX4_CMD_SET_PORT, |
Jack Morgenstein | f9baff5 | 2011-12-13 04:10:51 +0000 | [diff] [blame] | 458 | MLX4_CMD_TIME_CLASS_B, MLX4_CMD_WRAPPED); |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 459 | |
| 460 | mlx4_free_cmd_mailbox(dev, mailbox); |
| 461 | |
| 462 | return err; |
| 463 | } |
| 464 | |
Eli Cohen | 4c3eb3c | 2010-08-26 17:19:22 +0300 | [diff] [blame] | 465 | int mlx4_find_cached_vlan(struct mlx4_dev *dev, u8 port, u16 vid, int *idx) |
| 466 | { |
| 467 | struct mlx4_vlan_table *table = &mlx4_priv(dev)->port[port].vlan_table; |
| 468 | int i; |
| 469 | |
| 470 | for (i = 0; i < MLX4_MAX_VLAN_NUM; ++i) { |
| 471 | if (table->refs[i] && |
| 472 | (vid == (MLX4_VLAN_MASK & |
| 473 | be32_to_cpu(table->entries[i])))) { |
| 474 | /* VLAN already registered, increase reference count */ |
| 475 | *idx = i; |
| 476 | return 0; |
| 477 | } |
| 478 | } |
| 479 | |
| 480 | return -ENOENT; |
| 481 | } |
| 482 | EXPORT_SYMBOL_GPL(mlx4_find_cached_vlan); |
| 483 | |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 484 | static int __mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, |
| 485 | int *index) |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 486 | { |
| 487 | struct mlx4_vlan_table *table = &mlx4_priv(dev)->port[port].vlan_table; |
| 488 | int i, err = 0; |
| 489 | int free = -1; |
| 490 | |
| 491 | mutex_lock(&table->mutex); |
Yevgeny Petrilin | e72ebf5 | 2011-10-18 01:50:29 +0000 | [diff] [blame] | 492 | |
| 493 | if (table->total == table->max) { |
| 494 | /* No free vlan entries */ |
| 495 | err = -ENOSPC; |
| 496 | goto out; |
| 497 | } |
| 498 | |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 499 | for (i = MLX4_VLAN_REGULAR; i < MLX4_MAX_VLAN_NUM; i++) { |
| 500 | if (free < 0 && (table->refs[i] == 0)) { |
| 501 | free = i; |
| 502 | continue; |
| 503 | } |
| 504 | |
| 505 | if (table->refs[i] && |
| 506 | (vlan == (MLX4_VLAN_MASK & |
| 507 | be32_to_cpu(table->entries[i])))) { |
Lucas De Marchi | 25985ed | 2011-03-30 22:57:33 -0300 | [diff] [blame] | 508 | /* Vlan already registered, increase references count */ |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 509 | *index = i; |
| 510 | ++table->refs[i]; |
| 511 | goto out; |
| 512 | } |
| 513 | } |
| 514 | |
Eli Cohen | 0926f91 | 2010-10-25 02:56:47 +0000 | [diff] [blame] | 515 | if (free < 0) { |
| 516 | err = -ENOMEM; |
| 517 | goto out; |
| 518 | } |
| 519 | |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 520 | /* Register new VLAN */ |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 521 | table->refs[free] = 1; |
| 522 | table->entries[free] = cpu_to_be32(vlan | MLX4_VLAN_VALID); |
| 523 | |
| 524 | err = mlx4_set_port_vlan_table(dev, port, table->entries); |
| 525 | if (unlikely(err)) { |
| 526 | mlx4_warn(dev, "Failed adding vlan: %u\n", vlan); |
| 527 | table->refs[free] = 0; |
| 528 | table->entries[free] = 0; |
| 529 | goto out; |
| 530 | } |
| 531 | |
| 532 | *index = free; |
| 533 | ++table->total; |
| 534 | out: |
| 535 | mutex_unlock(&table->mutex); |
| 536 | return err; |
| 537 | } |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 538 | |
| 539 | int mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int *index) |
| 540 | { |
| 541 | u64 out_param; |
| 542 | int err; |
| 543 | |
| 544 | if (mlx4_is_mfunc(dev)) { |
| 545 | set_param_l(&out_param, port); |
| 546 | err = mlx4_cmd_imm(dev, vlan, &out_param, RES_VLAN, |
| 547 | RES_OP_RESERVE_AND_MAP, MLX4_CMD_ALLOC_RES, |
| 548 | MLX4_CMD_TIME_CLASS_A, MLX4_CMD_WRAPPED); |
| 549 | if (!err) |
| 550 | *index = get_param_l(&out_param); |
| 551 | |
| 552 | return err; |
| 553 | } |
| 554 | return __mlx4_register_vlan(dev, port, vlan, index); |
| 555 | } |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 556 | EXPORT_SYMBOL_GPL(mlx4_register_vlan); |
| 557 | |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 558 | static void __mlx4_unregister_vlan(struct mlx4_dev *dev, u8 port, int index) |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 559 | { |
| 560 | struct mlx4_vlan_table *table = &mlx4_priv(dev)->port[port].vlan_table; |
| 561 | |
| 562 | if (index < MLX4_VLAN_REGULAR) { |
| 563 | mlx4_warn(dev, "Trying to free special vlan index %d\n", index); |
| 564 | return; |
| 565 | } |
| 566 | |
| 567 | mutex_lock(&table->mutex); |
| 568 | if (!table->refs[index]) { |
| 569 | mlx4_warn(dev, "No vlan entry for index %d\n", index); |
| 570 | goto out; |
| 571 | } |
| 572 | if (--table->refs[index]) { |
| 573 | mlx4_dbg(dev, "Have more references for index %d," |
| 574 | "no need to modify vlan table\n", index); |
| 575 | goto out; |
| 576 | } |
| 577 | table->entries[index] = 0; |
| 578 | mlx4_set_port_vlan_table(dev, port, table->entries); |
| 579 | --table->total; |
| 580 | out: |
| 581 | mutex_unlock(&table->mutex); |
| 582 | } |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 583 | |
| 584 | void mlx4_unregister_vlan(struct mlx4_dev *dev, u8 port, int index) |
| 585 | { |
| 586 | u64 in_param; |
| 587 | int err; |
| 588 | |
| 589 | if (mlx4_is_mfunc(dev)) { |
| 590 | set_param_l(&in_param, port); |
| 591 | err = mlx4_cmd(dev, in_param, RES_VLAN, RES_OP_RESERVE_AND_MAP, |
| 592 | MLX4_CMD_FREE_RES, MLX4_CMD_TIME_CLASS_A, |
| 593 | MLX4_CMD_WRAPPED); |
| 594 | if (!err) |
| 595 | mlx4_warn(dev, "Failed freeing vlan at index:%d\n", |
| 596 | index); |
| 597 | |
| 598 | return; |
| 599 | } |
| 600 | __mlx4_unregister_vlan(dev, port, index); |
| 601 | } |
Yevgeny Petrilin | 2a2336f | 2008-10-22 11:44:46 -0700 | [diff] [blame] | 602 | EXPORT_SYMBOL_GPL(mlx4_unregister_vlan); |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 603 | |
Jack Morgenstein | 9a5aa62 | 2008-11-28 21:29:46 -0800 | [diff] [blame] | 604 | int mlx4_get_port_ib_caps(struct mlx4_dev *dev, u8 port, __be32 *caps) |
| 605 | { |
| 606 | struct mlx4_cmd_mailbox *inmailbox, *outmailbox; |
| 607 | u8 *inbuf, *outbuf; |
| 608 | int err; |
| 609 | |
| 610 | inmailbox = mlx4_alloc_cmd_mailbox(dev); |
| 611 | if (IS_ERR(inmailbox)) |
| 612 | return PTR_ERR(inmailbox); |
| 613 | |
| 614 | outmailbox = mlx4_alloc_cmd_mailbox(dev); |
| 615 | if (IS_ERR(outmailbox)) { |
| 616 | mlx4_free_cmd_mailbox(dev, inmailbox); |
| 617 | return PTR_ERR(outmailbox); |
| 618 | } |
| 619 | |
| 620 | inbuf = inmailbox->buf; |
| 621 | outbuf = outmailbox->buf; |
| 622 | memset(inbuf, 0, 256); |
| 623 | memset(outbuf, 0, 256); |
| 624 | inbuf[0] = 1; |
| 625 | inbuf[1] = 1; |
| 626 | inbuf[2] = 1; |
| 627 | inbuf[3] = 1; |
| 628 | *(__be16 *) (&inbuf[16]) = cpu_to_be16(0x0015); |
| 629 | *(__be32 *) (&inbuf[20]) = cpu_to_be32(port); |
| 630 | |
| 631 | err = mlx4_cmd_box(dev, inmailbox->dma, outmailbox->dma, port, 3, |
Jack Morgenstein | f9baff5 | 2011-12-13 04:10:51 +0000 | [diff] [blame] | 632 | MLX4_CMD_MAD_IFC, MLX4_CMD_TIME_CLASS_C, |
| 633 | MLX4_CMD_NATIVE); |
Jack Morgenstein | 9a5aa62 | 2008-11-28 21:29:46 -0800 | [diff] [blame] | 634 | if (!err) |
| 635 | *caps = *(__be32 *) (outbuf + 84); |
| 636 | mlx4_free_cmd_mailbox(dev, inmailbox); |
| 637 | mlx4_free_cmd_mailbox(dev, outmailbox); |
| 638 | return err; |
| 639 | } |
| 640 | |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 641 | static int mlx4_common_set_port(struct mlx4_dev *dev, int slave, u32 in_mod, |
| 642 | u8 op_mod, struct mlx4_cmd_mailbox *inbox) |
| 643 | { |
| 644 | struct mlx4_priv *priv = mlx4_priv(dev); |
| 645 | struct mlx4_port_info *port_info; |
| 646 | struct mlx4_mfunc_master_ctx *master = &priv->mfunc.master; |
| 647 | struct mlx4_slave_state *slave_st = &master->slave_state[slave]; |
| 648 | struct mlx4_set_port_rqp_calc_context *qpn_context; |
| 649 | struct mlx4_set_port_general_context *gen_context; |
| 650 | int reset_qkey_viols; |
| 651 | int port; |
| 652 | int is_eth; |
| 653 | u32 in_modifier; |
| 654 | u32 promisc; |
| 655 | u16 mtu, prev_mtu; |
| 656 | int err; |
| 657 | int i; |
| 658 | __be32 agg_cap_mask; |
| 659 | __be32 slave_cap_mask; |
| 660 | __be32 new_cap_mask; |
| 661 | |
| 662 | port = in_mod & 0xff; |
| 663 | in_modifier = in_mod >> 8; |
| 664 | is_eth = op_mod; |
| 665 | port_info = &priv->port[port]; |
| 666 | |
| 667 | /* Slaves cannot perform SET_PORT operations except changing MTU */ |
| 668 | if (is_eth) { |
| 669 | if (slave != dev->caps.function && |
| 670 | in_modifier != MLX4_SET_PORT_GENERAL) { |
| 671 | mlx4_warn(dev, "denying SET_PORT for slave:%d\n", |
| 672 | slave); |
| 673 | return -EINVAL; |
| 674 | } |
| 675 | switch (in_modifier) { |
| 676 | case MLX4_SET_PORT_RQP_CALC: |
| 677 | qpn_context = inbox->buf; |
| 678 | qpn_context->base_qpn = |
| 679 | cpu_to_be32(port_info->base_qpn); |
| 680 | qpn_context->n_mac = 0x7; |
| 681 | promisc = be32_to_cpu(qpn_context->promisc) >> |
| 682 | SET_PORT_PROMISC_SHIFT; |
| 683 | qpn_context->promisc = cpu_to_be32( |
| 684 | promisc << SET_PORT_PROMISC_SHIFT | |
| 685 | port_info->base_qpn); |
| 686 | promisc = be32_to_cpu(qpn_context->mcast) >> |
| 687 | SET_PORT_MC_PROMISC_SHIFT; |
| 688 | qpn_context->mcast = cpu_to_be32( |
| 689 | promisc << SET_PORT_MC_PROMISC_SHIFT | |
| 690 | port_info->base_qpn); |
| 691 | break; |
| 692 | case MLX4_SET_PORT_GENERAL: |
| 693 | gen_context = inbox->buf; |
| 694 | /* Mtu is configured as the max MTU among all the |
| 695 | * the functions on the port. */ |
| 696 | mtu = be16_to_cpu(gen_context->mtu); |
| 697 | mtu = min_t(int, mtu, dev->caps.eth_mtu_cap[port]); |
| 698 | prev_mtu = slave_st->mtu[port]; |
| 699 | slave_st->mtu[port] = mtu; |
| 700 | if (mtu > master->max_mtu[port]) |
| 701 | master->max_mtu[port] = mtu; |
| 702 | if (mtu < prev_mtu && prev_mtu == |
| 703 | master->max_mtu[port]) { |
| 704 | slave_st->mtu[port] = mtu; |
| 705 | master->max_mtu[port] = mtu; |
| 706 | for (i = 0; i < dev->num_slaves; i++) { |
| 707 | master->max_mtu[port] = |
| 708 | max(master->max_mtu[port], |
| 709 | master->slave_state[i].mtu[port]); |
| 710 | } |
| 711 | } |
| 712 | |
| 713 | gen_context->mtu = cpu_to_be16(master->max_mtu[port]); |
| 714 | break; |
| 715 | } |
| 716 | return mlx4_cmd(dev, inbox->dma, in_mod, op_mod, |
| 717 | MLX4_CMD_SET_PORT, MLX4_CMD_TIME_CLASS_B, |
| 718 | MLX4_CMD_NATIVE); |
| 719 | } |
| 720 | |
| 721 | /* For IB, we only consider: |
| 722 | * - The capability mask, which is set to the aggregate of all |
| 723 | * slave function capabilities |
| 724 | * - The QKey violatin counter - reset according to each request. |
| 725 | */ |
| 726 | |
| 727 | if (dev->flags & MLX4_FLAG_OLD_PORT_CMDS) { |
| 728 | reset_qkey_viols = (*(u8 *) inbox->buf) & 0x40; |
| 729 | new_cap_mask = ((__be32 *) inbox->buf)[2]; |
| 730 | } else { |
| 731 | reset_qkey_viols = ((u8 *) inbox->buf)[3] & 0x1; |
| 732 | new_cap_mask = ((__be32 *) inbox->buf)[1]; |
| 733 | } |
| 734 | |
Jack Morgenstein | efcd235 | 2012-08-03 08:40:52 +0000 | [diff] [blame^] | 735 | /* slave may not set the IS_SM capability for the port */ |
| 736 | if (slave != mlx4_master_func_num(dev) && |
| 737 | (be32_to_cpu(new_cap_mask) & MLX4_PORT_CAP_IS_SM)) |
| 738 | return -EINVAL; |
| 739 | |
| 740 | /* No DEV_MGMT in multifunc mode */ |
| 741 | if (mlx4_is_mfunc(dev) && |
| 742 | (be32_to_cpu(new_cap_mask) & MLX4_PORT_CAP_DEV_MGMT_SUP)) |
| 743 | return -EINVAL; |
| 744 | |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 745 | agg_cap_mask = 0; |
| 746 | slave_cap_mask = |
| 747 | priv->mfunc.master.slave_state[slave].ib_cap_mask[port]; |
| 748 | priv->mfunc.master.slave_state[slave].ib_cap_mask[port] = new_cap_mask; |
| 749 | for (i = 0; i < dev->num_slaves; i++) |
| 750 | agg_cap_mask |= |
| 751 | priv->mfunc.master.slave_state[i].ib_cap_mask[port]; |
| 752 | |
| 753 | /* only clear mailbox for guests. Master may be setting |
| 754 | * MTU or PKEY table size |
| 755 | */ |
| 756 | if (slave != dev->caps.function) |
| 757 | memset(inbox->buf, 0, 256); |
| 758 | if (dev->flags & MLX4_FLAG_OLD_PORT_CMDS) { |
Jack Morgenstein | edc4a67 | 2012-05-24 16:08:09 +0300 | [diff] [blame] | 759 | *(u8 *) inbox->buf |= !!reset_qkey_viols << 6; |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 760 | ((__be32 *) inbox->buf)[2] = agg_cap_mask; |
| 761 | } else { |
Jack Morgenstein | edc4a67 | 2012-05-24 16:08:09 +0300 | [diff] [blame] | 762 | ((u8 *) inbox->buf)[3] |= !!reset_qkey_viols; |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 763 | ((__be32 *) inbox->buf)[1] = agg_cap_mask; |
| 764 | } |
| 765 | |
| 766 | err = mlx4_cmd(dev, inbox->dma, port, is_eth, MLX4_CMD_SET_PORT, |
| 767 | MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE); |
| 768 | if (err) |
| 769 | priv->mfunc.master.slave_state[slave].ib_cap_mask[port] = |
| 770 | slave_cap_mask; |
| 771 | return err; |
| 772 | } |
| 773 | |
| 774 | int mlx4_SET_PORT_wrapper(struct mlx4_dev *dev, int slave, |
| 775 | struct mlx4_vhcr *vhcr, |
| 776 | struct mlx4_cmd_mailbox *inbox, |
| 777 | struct mlx4_cmd_mailbox *outbox, |
| 778 | struct mlx4_cmd_info *cmd) |
| 779 | { |
| 780 | return mlx4_common_set_port(dev, slave, vhcr->in_modifier, |
| 781 | vhcr->op_modifier, inbox); |
| 782 | } |
| 783 | |
Or Gerlitz | 096335b | 2012-01-11 19:02:17 +0200 | [diff] [blame] | 784 | /* bit locations for set port command with zero op modifier */ |
| 785 | enum { |
| 786 | MLX4_SET_PORT_VL_CAP = 4, /* bits 7:4 */ |
| 787 | MLX4_SET_PORT_MTU_CAP = 12, /* bits 15:12 */ |
Jack Morgenstein | 6634961 | 2012-06-19 11:21:44 +0300 | [diff] [blame] | 788 | MLX4_CHANGE_PORT_PKEY_TBL_SZ = 20, |
Or Gerlitz | 096335b | 2012-01-11 19:02:17 +0200 | [diff] [blame] | 789 | MLX4_CHANGE_PORT_VL_CAP = 21, |
| 790 | MLX4_CHANGE_PORT_MTU_CAP = 22, |
| 791 | }; |
| 792 | |
Jack Morgenstein | 6634961 | 2012-06-19 11:21:44 +0300 | [diff] [blame] | 793 | int mlx4_SET_PORT(struct mlx4_dev *dev, u8 port, int pkey_tbl_sz) |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 794 | { |
| 795 | struct mlx4_cmd_mailbox *mailbox; |
Jack Morgenstein | 6634961 | 2012-06-19 11:21:44 +0300 | [diff] [blame] | 796 | int err, vl_cap, pkey_tbl_flag = 0; |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 797 | |
Roland Dreier | 352b09e | 2009-03-31 09:54:15 -0700 | [diff] [blame] | 798 | if (dev->caps.port_type[port] == MLX4_PORT_TYPE_ETH) |
| 799 | return 0; |
| 800 | |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 801 | mailbox = mlx4_alloc_cmd_mailbox(dev); |
| 802 | if (IS_ERR(mailbox)) |
| 803 | return PTR_ERR(mailbox); |
| 804 | |
| 805 | memset(mailbox->buf, 0, 256); |
Yevgeny Petrilin | 793730b | 2009-03-11 15:47:18 -0700 | [diff] [blame] | 806 | |
| 807 | ((__be32 *) mailbox->buf)[1] = dev->caps.ib_port_def_cap[port]; |
Or Gerlitz | 096335b | 2012-01-11 19:02:17 +0200 | [diff] [blame] | 808 | |
Jack Morgenstein | 6634961 | 2012-06-19 11:21:44 +0300 | [diff] [blame] | 809 | if (pkey_tbl_sz >= 0 && mlx4_is_master(dev)) { |
| 810 | pkey_tbl_flag = 1; |
| 811 | ((__be16 *) mailbox->buf)[20] = cpu_to_be16(pkey_tbl_sz); |
| 812 | } |
| 813 | |
Or Gerlitz | 096335b | 2012-01-11 19:02:17 +0200 | [diff] [blame] | 814 | /* IB VL CAP enum isn't used by the firmware, just numerical values */ |
| 815 | for (vl_cap = 8; vl_cap >= 1; vl_cap >>= 1) { |
| 816 | ((__be32 *) mailbox->buf)[0] = cpu_to_be32( |
| 817 | (1 << MLX4_CHANGE_PORT_MTU_CAP) | |
| 818 | (1 << MLX4_CHANGE_PORT_VL_CAP) | |
Jack Morgenstein | 6634961 | 2012-06-19 11:21:44 +0300 | [diff] [blame] | 819 | (pkey_tbl_flag << MLX4_CHANGE_PORT_PKEY_TBL_SZ) | |
Or Gerlitz | 096335b | 2012-01-11 19:02:17 +0200 | [diff] [blame] | 820 | (dev->caps.port_ib_mtu[port] << MLX4_SET_PORT_MTU_CAP) | |
| 821 | (vl_cap << MLX4_SET_PORT_VL_CAP)); |
| 822 | err = mlx4_cmd(dev, mailbox->dma, port, 0, MLX4_CMD_SET_PORT, |
| 823 | MLX4_CMD_TIME_CLASS_B, MLX4_CMD_WRAPPED); |
| 824 | if (err != -ENOMEM) |
| 825 | break; |
| 826 | } |
Yevgeny Petrilin | 7ff93f8 | 2008-10-22 15:38:42 -0700 | [diff] [blame] | 827 | |
| 828 | mlx4_free_cmd_mailbox(dev, mailbox); |
| 829 | return err; |
| 830 | } |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 831 | |
Joerg Roedel | cb9ffb7 | 2011-12-15 06:48:37 +0000 | [diff] [blame] | 832 | int mlx4_SET_PORT_general(struct mlx4_dev *dev, u8 port, int mtu, |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 833 | u8 pptx, u8 pfctx, u8 pprx, u8 pfcrx) |
| 834 | { |
| 835 | struct mlx4_cmd_mailbox *mailbox; |
| 836 | struct mlx4_set_port_general_context *context; |
| 837 | int err; |
| 838 | u32 in_mod; |
| 839 | |
| 840 | mailbox = mlx4_alloc_cmd_mailbox(dev); |
| 841 | if (IS_ERR(mailbox)) |
| 842 | return PTR_ERR(mailbox); |
| 843 | context = mailbox->buf; |
| 844 | memset(context, 0, sizeof *context); |
| 845 | |
| 846 | context->flags = SET_PORT_GEN_ALL_VALID; |
| 847 | context->mtu = cpu_to_be16(mtu); |
| 848 | context->pptx = (pptx * (!pfctx)) << 7; |
| 849 | context->pfctx = pfctx; |
| 850 | context->pprx = (pprx * (!pfcrx)) << 7; |
| 851 | context->pfcrx = pfcrx; |
| 852 | |
| 853 | in_mod = MLX4_SET_PORT_GENERAL << 8 | port; |
| 854 | err = mlx4_cmd(dev, mailbox->dma, in_mod, 1, MLX4_CMD_SET_PORT, |
| 855 | MLX4_CMD_TIME_CLASS_B, MLX4_CMD_WRAPPED); |
| 856 | |
| 857 | mlx4_free_cmd_mailbox(dev, mailbox); |
| 858 | return err; |
| 859 | } |
| 860 | EXPORT_SYMBOL(mlx4_SET_PORT_general); |
| 861 | |
Joerg Roedel | cb9ffb7 | 2011-12-15 06:48:37 +0000 | [diff] [blame] | 862 | int mlx4_SET_PORT_qpn_calc(struct mlx4_dev *dev, u8 port, u32 base_qpn, |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 863 | u8 promisc) |
| 864 | { |
| 865 | struct mlx4_cmd_mailbox *mailbox; |
| 866 | struct mlx4_set_port_rqp_calc_context *context; |
| 867 | int err; |
| 868 | u32 in_mod; |
| 869 | u32 m_promisc = (dev->caps.flags & MLX4_DEV_CAP_FLAG_VEP_MC_STEER) ? |
| 870 | MCAST_DIRECT : MCAST_DEFAULT; |
| 871 | |
Hadar Hen Zion | c96d97f | 2012-07-05 04:03:44 +0000 | [diff] [blame] | 872 | if (dev->caps.steering_mode != MLX4_STEERING_MODE_A0) |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 873 | return 0; |
| 874 | |
| 875 | mailbox = mlx4_alloc_cmd_mailbox(dev); |
| 876 | if (IS_ERR(mailbox)) |
| 877 | return PTR_ERR(mailbox); |
| 878 | context = mailbox->buf; |
| 879 | memset(context, 0, sizeof *context); |
| 880 | |
| 881 | context->base_qpn = cpu_to_be32(base_qpn); |
| 882 | context->n_mac = dev->caps.log_num_macs; |
| 883 | context->promisc = cpu_to_be32(promisc << SET_PORT_PROMISC_SHIFT | |
| 884 | base_qpn); |
| 885 | context->mcast = cpu_to_be32(m_promisc << SET_PORT_MC_PROMISC_SHIFT | |
| 886 | base_qpn); |
| 887 | context->intra_no_vlan = 0; |
| 888 | context->no_vlan = MLX4_NO_VLAN_IDX; |
| 889 | context->intra_vlan_miss = 0; |
| 890 | context->vlan_miss = MLX4_VLAN_MISS_IDX; |
| 891 | |
| 892 | in_mod = MLX4_SET_PORT_RQP_CALC << 8 | port; |
| 893 | err = mlx4_cmd(dev, mailbox->dma, in_mod, 1, MLX4_CMD_SET_PORT, |
| 894 | MLX4_CMD_TIME_CLASS_B, MLX4_CMD_WRAPPED); |
| 895 | |
| 896 | mlx4_free_cmd_mailbox(dev, mailbox); |
| 897 | return err; |
| 898 | } |
| 899 | EXPORT_SYMBOL(mlx4_SET_PORT_qpn_calc); |
| 900 | |
Amir Vadai | e5395e9 | 2012-04-04 21:33:25 +0000 | [diff] [blame] | 901 | int mlx4_SET_PORT_PRIO2TC(struct mlx4_dev *dev, u8 port, u8 *prio2tc) |
| 902 | { |
| 903 | struct mlx4_cmd_mailbox *mailbox; |
| 904 | struct mlx4_set_port_prio2tc_context *context; |
| 905 | int err; |
| 906 | u32 in_mod; |
| 907 | int i; |
| 908 | |
| 909 | mailbox = mlx4_alloc_cmd_mailbox(dev); |
| 910 | if (IS_ERR(mailbox)) |
| 911 | return PTR_ERR(mailbox); |
| 912 | context = mailbox->buf; |
| 913 | memset(context, 0, sizeof *context); |
| 914 | |
| 915 | for (i = 0; i < MLX4_NUM_UP; i += 2) |
| 916 | context->prio2tc[i >> 1] = prio2tc[i] << 4 | prio2tc[i + 1]; |
| 917 | |
| 918 | in_mod = MLX4_SET_PORT_PRIO2TC << 8 | port; |
| 919 | err = mlx4_cmd(dev, mailbox->dma, in_mod, 1, MLX4_CMD_SET_PORT, |
| 920 | MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE); |
| 921 | |
| 922 | mlx4_free_cmd_mailbox(dev, mailbox); |
| 923 | return err; |
| 924 | } |
| 925 | EXPORT_SYMBOL(mlx4_SET_PORT_PRIO2TC); |
| 926 | |
| 927 | int mlx4_SET_PORT_SCHEDULER(struct mlx4_dev *dev, u8 port, u8 *tc_tx_bw, |
| 928 | u8 *pg, u16 *ratelimit) |
| 929 | { |
| 930 | struct mlx4_cmd_mailbox *mailbox; |
| 931 | struct mlx4_set_port_scheduler_context *context; |
| 932 | int err; |
| 933 | u32 in_mod; |
| 934 | int i; |
| 935 | |
| 936 | mailbox = mlx4_alloc_cmd_mailbox(dev); |
| 937 | if (IS_ERR(mailbox)) |
| 938 | return PTR_ERR(mailbox); |
| 939 | context = mailbox->buf; |
| 940 | memset(context, 0, sizeof *context); |
| 941 | |
| 942 | for (i = 0; i < MLX4_NUM_TC; i++) { |
| 943 | struct mlx4_port_scheduler_tc_cfg_be *tc = &context->tc[i]; |
| 944 | u16 r = ratelimit && ratelimit[i] ? ratelimit[i] : |
| 945 | MLX4_RATELIMIT_DEFAULT; |
| 946 | |
| 947 | tc->pg = htons(pg[i]); |
| 948 | tc->bw_precentage = htons(tc_tx_bw[i]); |
| 949 | |
| 950 | tc->max_bw_units = htons(MLX4_RATELIMIT_UNITS); |
| 951 | tc->max_bw_value = htons(r); |
| 952 | } |
| 953 | |
| 954 | in_mod = MLX4_SET_PORT_SCHEDULER << 8 | port; |
| 955 | err = mlx4_cmd(dev, mailbox->dma, in_mod, 1, MLX4_CMD_SET_PORT, |
| 956 | MLX4_CMD_TIME_CLASS_B, MLX4_CMD_NATIVE); |
| 957 | |
| 958 | mlx4_free_cmd_mailbox(dev, mailbox); |
| 959 | return err; |
| 960 | } |
| 961 | EXPORT_SYMBOL(mlx4_SET_PORT_SCHEDULER); |
| 962 | |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 963 | int mlx4_SET_MCAST_FLTR_wrapper(struct mlx4_dev *dev, int slave, |
| 964 | struct mlx4_vhcr *vhcr, |
| 965 | struct mlx4_cmd_mailbox *inbox, |
| 966 | struct mlx4_cmd_mailbox *outbox, |
| 967 | struct mlx4_cmd_info *cmd) |
| 968 | { |
| 969 | int err = 0; |
| 970 | |
| 971 | return err; |
| 972 | } |
| 973 | |
| 974 | int mlx4_SET_MCAST_FLTR(struct mlx4_dev *dev, u8 port, |
| 975 | u64 mac, u64 clear, u8 mode) |
| 976 | { |
| 977 | return mlx4_cmd(dev, (mac | (clear << 63)), port, mode, |
| 978 | MLX4_CMD_SET_MCAST_FLTR, MLX4_CMD_TIME_CLASS_B, |
| 979 | MLX4_CMD_WRAPPED); |
| 980 | } |
| 981 | EXPORT_SYMBOL(mlx4_SET_MCAST_FLTR); |
| 982 | |
| 983 | int mlx4_SET_VLAN_FLTR_wrapper(struct mlx4_dev *dev, int slave, |
| 984 | struct mlx4_vhcr *vhcr, |
| 985 | struct mlx4_cmd_mailbox *inbox, |
| 986 | struct mlx4_cmd_mailbox *outbox, |
| 987 | struct mlx4_cmd_info *cmd) |
| 988 | { |
| 989 | int err = 0; |
| 990 | |
| 991 | return err; |
| 992 | } |
| 993 | |
| 994 | int mlx4_common_dump_eth_stats(struct mlx4_dev *dev, int slave, |
| 995 | u32 in_mod, struct mlx4_cmd_mailbox *outbox) |
| 996 | { |
| 997 | return mlx4_cmd_box(dev, 0, outbox->dma, in_mod, 0, |
| 998 | MLX4_CMD_DUMP_ETH_STATS, MLX4_CMD_TIME_CLASS_B, |
| 999 | MLX4_CMD_NATIVE); |
| 1000 | } |
| 1001 | |
| 1002 | int mlx4_DUMP_ETH_STATS_wrapper(struct mlx4_dev *dev, int slave, |
| 1003 | struct mlx4_vhcr *vhcr, |
| 1004 | struct mlx4_cmd_mailbox *inbox, |
| 1005 | struct mlx4_cmd_mailbox *outbox, |
| 1006 | struct mlx4_cmd_info *cmd) |
| 1007 | { |
Eugenia Emantayev | 35fb9af | 2012-01-19 09:44:37 +0000 | [diff] [blame] | 1008 | if (slave != dev->caps.function) |
| 1009 | return 0; |
Eugenia Emantayev | ffe455a | 2011-12-13 04:16:21 +0000 | [diff] [blame] | 1010 | return mlx4_common_dump_eth_stats(dev, slave, |
| 1011 | vhcr->in_modifier, outbox); |
| 1012 | } |
Eugenia Emantayev | 93ece0c | 2012-01-19 09:45:05 +0000 | [diff] [blame] | 1013 | |
| 1014 | void mlx4_set_stats_bitmap(struct mlx4_dev *dev, u64 *stats_bitmap) |
| 1015 | { |
| 1016 | if (!mlx4_is_mfunc(dev)) { |
| 1017 | *stats_bitmap = 0; |
| 1018 | return; |
| 1019 | } |
| 1020 | |
| 1021 | *stats_bitmap = (MLX4_STATS_TRAFFIC_COUNTERS_MASK | |
| 1022 | MLX4_STATS_TRAFFIC_DROPS_MASK | |
| 1023 | MLX4_STATS_PORT_COUNTERS_MASK); |
| 1024 | |
| 1025 | if (mlx4_is_master(dev)) |
| 1026 | *stats_bitmap |= MLX4_STATS_ERROR_COUNTERS_MASK; |
| 1027 | } |
| 1028 | EXPORT_SYMBOL(mlx4_set_stats_bitmap); |