Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2015, 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/etherdevice.h> |
| 34 | #include <linux/mlx5/driver.h> |
| 35 | #include <linux/mlx5/mlx5_ifc.h> |
| 36 | #include <linux/mlx5/vport.h> |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 37 | #include <linux/mlx5/fs.h> |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 38 | #include "mlx5_core.h" |
| 39 | #include "eswitch.h" |
| 40 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 41 | #define UPLINK_VPORT 0xFFFF |
| 42 | |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 43 | #define MLX5_DEBUG_ESWITCH_MASK BIT(3) |
| 44 | |
| 45 | #define esw_info(dev, format, ...) \ |
| 46 | pr_info("(%s): E-Switch: " format, (dev)->priv.name, ##__VA_ARGS__) |
| 47 | |
| 48 | #define esw_warn(dev, format, ...) \ |
| 49 | pr_warn("(%s): E-Switch: " format, (dev)->priv.name, ##__VA_ARGS__) |
| 50 | |
| 51 | #define esw_debug(dev, format, ...) \ |
| 52 | mlx5_core_dbg_mask(dev, MLX5_DEBUG_ESWITCH_MASK, format, ##__VA_ARGS__) |
| 53 | |
| 54 | enum { |
| 55 | MLX5_ACTION_NONE = 0, |
| 56 | MLX5_ACTION_ADD = 1, |
| 57 | MLX5_ACTION_DEL = 2, |
| 58 | }; |
| 59 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 60 | /* E-Switch UC L2 table hash node */ |
| 61 | struct esw_uc_addr { |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 62 | struct l2addr_node node; |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 63 | u32 table_index; |
| 64 | u32 vport; |
| 65 | }; |
| 66 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 67 | /* E-Switch MC FDB table hash node */ |
| 68 | struct esw_mc_addr { /* SRIOV only */ |
| 69 | struct l2addr_node node; |
| 70 | struct mlx5_flow_rule *uplink_rule; /* Forward to uplink rule */ |
| 71 | u32 refcnt; |
| 72 | }; |
| 73 | |
| 74 | /* Vport UC/MC hash node */ |
| 75 | struct vport_addr { |
| 76 | struct l2addr_node node; |
| 77 | u8 action; |
| 78 | u32 vport; |
| 79 | struct mlx5_flow_rule *flow_rule; /* SRIOV only */ |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 80 | /* A flag indicating that mac was added due to mc promiscuous vport */ |
| 81 | bool mc_promisc; |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 82 | }; |
| 83 | |
| 84 | enum { |
| 85 | UC_ADDR_CHANGE = BIT(0), |
| 86 | MC_ADDR_CHANGE = BIT(1), |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 87 | PROMISC_CHANGE = BIT(3), |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 88 | }; |
| 89 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 90 | /* Vport context events */ |
| 91 | #define SRIOV_VPORT_EVENTS (UC_ADDR_CHANGE | \ |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 92 | MC_ADDR_CHANGE | \ |
| 93 | PROMISC_CHANGE) |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 94 | |
| 95 | static int arm_vport_context_events_cmd(struct mlx5_core_dev *dev, u16 vport, |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 96 | u32 events_mask) |
| 97 | { |
| 98 | int in[MLX5_ST_SZ_DW(modify_nic_vport_context_in)]; |
| 99 | int out[MLX5_ST_SZ_DW(modify_nic_vport_context_out)]; |
| 100 | void *nic_vport_ctx; |
| 101 | int err; |
| 102 | |
| 103 | memset(out, 0, sizeof(out)); |
| 104 | memset(in, 0, sizeof(in)); |
| 105 | |
| 106 | MLX5_SET(modify_nic_vport_context_in, in, |
| 107 | opcode, MLX5_CMD_OP_MODIFY_NIC_VPORT_CONTEXT); |
| 108 | MLX5_SET(modify_nic_vport_context_in, in, field_select.change_event, 1); |
| 109 | MLX5_SET(modify_nic_vport_context_in, in, vport_number, vport); |
| 110 | if (vport) |
| 111 | MLX5_SET(modify_nic_vport_context_in, in, other_vport, 1); |
| 112 | nic_vport_ctx = MLX5_ADDR_OF(modify_nic_vport_context_in, |
| 113 | in, nic_vport_context); |
| 114 | |
| 115 | MLX5_SET(nic_vport_context, nic_vport_ctx, arm_change_event, 1); |
| 116 | |
| 117 | if (events_mask & UC_ADDR_CHANGE) |
| 118 | MLX5_SET(nic_vport_context, nic_vport_ctx, |
| 119 | event_on_uc_address_change, 1); |
| 120 | if (events_mask & MC_ADDR_CHANGE) |
| 121 | MLX5_SET(nic_vport_context, nic_vport_ctx, |
| 122 | event_on_mc_address_change, 1); |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 123 | if (events_mask & PROMISC_CHANGE) |
| 124 | MLX5_SET(nic_vport_context, nic_vport_ctx, |
| 125 | event_on_promisc_change, 1); |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 126 | |
| 127 | err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out)); |
| 128 | if (err) |
| 129 | goto ex; |
| 130 | err = mlx5_cmd_status_to_err_v2(out); |
| 131 | if (err) |
| 132 | goto ex; |
| 133 | return 0; |
| 134 | ex: |
| 135 | return err; |
| 136 | } |
| 137 | |
Saeed Mahameed | 9e7ea35 | 2015-12-01 18:03:23 +0200 | [diff] [blame] | 138 | /* E-Switch vport context HW commands */ |
| 139 | static int query_esw_vport_context_cmd(struct mlx5_core_dev *mdev, u32 vport, |
| 140 | u32 *out, int outlen) |
| 141 | { |
| 142 | u32 in[MLX5_ST_SZ_DW(query_esw_vport_context_in)]; |
| 143 | |
| 144 | memset(in, 0, sizeof(in)); |
| 145 | |
| 146 | MLX5_SET(query_nic_vport_context_in, in, opcode, |
| 147 | MLX5_CMD_OP_QUERY_ESW_VPORT_CONTEXT); |
| 148 | |
| 149 | MLX5_SET(query_esw_vport_context_in, in, vport_number, vport); |
| 150 | if (vport) |
| 151 | MLX5_SET(query_esw_vport_context_in, in, other_vport, 1); |
| 152 | |
| 153 | return mlx5_cmd_exec_check_status(mdev, in, sizeof(in), out, outlen); |
| 154 | } |
| 155 | |
| 156 | static int query_esw_vport_cvlan(struct mlx5_core_dev *dev, u32 vport, |
| 157 | u16 *vlan, u8 *qos) |
| 158 | { |
| 159 | u32 out[MLX5_ST_SZ_DW(query_esw_vport_context_out)]; |
| 160 | int err; |
| 161 | bool cvlan_strip; |
| 162 | bool cvlan_insert; |
| 163 | |
| 164 | memset(out, 0, sizeof(out)); |
| 165 | |
| 166 | *vlan = 0; |
| 167 | *qos = 0; |
| 168 | |
| 169 | if (!MLX5_CAP_ESW(dev, vport_cvlan_strip) || |
| 170 | !MLX5_CAP_ESW(dev, vport_cvlan_insert_if_not_exist)) |
| 171 | return -ENOTSUPP; |
| 172 | |
| 173 | err = query_esw_vport_context_cmd(dev, vport, out, sizeof(out)); |
| 174 | if (err) |
| 175 | goto out; |
| 176 | |
| 177 | cvlan_strip = MLX5_GET(query_esw_vport_context_out, out, |
| 178 | esw_vport_context.vport_cvlan_strip); |
| 179 | |
| 180 | cvlan_insert = MLX5_GET(query_esw_vport_context_out, out, |
| 181 | esw_vport_context.vport_cvlan_insert); |
| 182 | |
| 183 | if (cvlan_strip || cvlan_insert) { |
| 184 | *vlan = MLX5_GET(query_esw_vport_context_out, out, |
| 185 | esw_vport_context.cvlan_id); |
| 186 | *qos = MLX5_GET(query_esw_vport_context_out, out, |
| 187 | esw_vport_context.cvlan_pcp); |
| 188 | } |
| 189 | |
| 190 | esw_debug(dev, "Query Vport[%d] cvlan: VLAN %d qos=%d\n", |
| 191 | vport, *vlan, *qos); |
| 192 | out: |
| 193 | return err; |
| 194 | } |
| 195 | |
| 196 | static int modify_esw_vport_context_cmd(struct mlx5_core_dev *dev, u16 vport, |
| 197 | void *in, int inlen) |
| 198 | { |
| 199 | u32 out[MLX5_ST_SZ_DW(modify_esw_vport_context_out)]; |
| 200 | |
| 201 | memset(out, 0, sizeof(out)); |
| 202 | |
| 203 | MLX5_SET(modify_esw_vport_context_in, in, vport_number, vport); |
| 204 | if (vport) |
| 205 | MLX5_SET(modify_esw_vport_context_in, in, other_vport, 1); |
| 206 | |
| 207 | MLX5_SET(modify_esw_vport_context_in, in, opcode, |
| 208 | MLX5_CMD_OP_MODIFY_ESW_VPORT_CONTEXT); |
| 209 | |
| 210 | return mlx5_cmd_exec_check_status(dev, in, inlen, |
| 211 | out, sizeof(out)); |
| 212 | } |
| 213 | |
| 214 | static int modify_esw_vport_cvlan(struct mlx5_core_dev *dev, u32 vport, |
| 215 | u16 vlan, u8 qos, bool set) |
| 216 | { |
| 217 | u32 in[MLX5_ST_SZ_DW(modify_esw_vport_context_in)]; |
| 218 | |
| 219 | memset(in, 0, sizeof(in)); |
| 220 | |
| 221 | if (!MLX5_CAP_ESW(dev, vport_cvlan_strip) || |
| 222 | !MLX5_CAP_ESW(dev, vport_cvlan_insert_if_not_exist)) |
| 223 | return -ENOTSUPP; |
| 224 | |
| 225 | esw_debug(dev, "Set Vport[%d] VLAN %d qos %d set=%d\n", |
| 226 | vport, vlan, qos, set); |
| 227 | |
| 228 | if (set) { |
| 229 | MLX5_SET(modify_esw_vport_context_in, in, |
| 230 | esw_vport_context.vport_cvlan_strip, 1); |
| 231 | /* insert only if no vlan in packet */ |
| 232 | MLX5_SET(modify_esw_vport_context_in, in, |
| 233 | esw_vport_context.vport_cvlan_insert, 1); |
| 234 | MLX5_SET(modify_esw_vport_context_in, in, |
| 235 | esw_vport_context.cvlan_pcp, qos); |
| 236 | MLX5_SET(modify_esw_vport_context_in, in, |
| 237 | esw_vport_context.cvlan_id, vlan); |
| 238 | } |
| 239 | |
| 240 | MLX5_SET(modify_esw_vport_context_in, in, |
| 241 | field_select.vport_cvlan_strip, 1); |
| 242 | MLX5_SET(modify_esw_vport_context_in, in, |
| 243 | field_select.vport_cvlan_insert, 1); |
| 244 | |
| 245 | return modify_esw_vport_context_cmd(dev, vport, in, sizeof(in)); |
| 246 | } |
| 247 | |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 248 | /* HW L2 Table (MPFS) management */ |
| 249 | static int set_l2_table_entry_cmd(struct mlx5_core_dev *dev, u32 index, |
| 250 | u8 *mac, u8 vlan_valid, u16 vlan) |
| 251 | { |
| 252 | u32 in[MLX5_ST_SZ_DW(set_l2_table_entry_in)]; |
| 253 | u32 out[MLX5_ST_SZ_DW(set_l2_table_entry_out)]; |
| 254 | u8 *in_mac_addr; |
| 255 | |
| 256 | memset(in, 0, sizeof(in)); |
| 257 | memset(out, 0, sizeof(out)); |
| 258 | |
| 259 | MLX5_SET(set_l2_table_entry_in, in, opcode, |
| 260 | MLX5_CMD_OP_SET_L2_TABLE_ENTRY); |
| 261 | MLX5_SET(set_l2_table_entry_in, in, table_index, index); |
| 262 | MLX5_SET(set_l2_table_entry_in, in, vlan_valid, vlan_valid); |
| 263 | MLX5_SET(set_l2_table_entry_in, in, vlan, vlan); |
| 264 | |
| 265 | in_mac_addr = MLX5_ADDR_OF(set_l2_table_entry_in, in, mac_address); |
| 266 | ether_addr_copy(&in_mac_addr[2], mac); |
| 267 | |
| 268 | return mlx5_cmd_exec_check_status(dev, in, sizeof(in), |
| 269 | out, sizeof(out)); |
| 270 | } |
| 271 | |
| 272 | static int del_l2_table_entry_cmd(struct mlx5_core_dev *dev, u32 index) |
| 273 | { |
| 274 | u32 in[MLX5_ST_SZ_DW(delete_l2_table_entry_in)]; |
| 275 | u32 out[MLX5_ST_SZ_DW(delete_l2_table_entry_out)]; |
| 276 | |
| 277 | memset(in, 0, sizeof(in)); |
| 278 | memset(out, 0, sizeof(out)); |
| 279 | |
| 280 | MLX5_SET(delete_l2_table_entry_in, in, opcode, |
| 281 | MLX5_CMD_OP_DELETE_L2_TABLE_ENTRY); |
| 282 | MLX5_SET(delete_l2_table_entry_in, in, table_index, index); |
| 283 | return mlx5_cmd_exec_check_status(dev, in, sizeof(in), |
| 284 | out, sizeof(out)); |
| 285 | } |
| 286 | |
| 287 | static int alloc_l2_table_index(struct mlx5_l2_table *l2_table, u32 *ix) |
| 288 | { |
| 289 | int err = 0; |
| 290 | |
| 291 | *ix = find_first_zero_bit(l2_table->bitmap, l2_table->size); |
| 292 | if (*ix >= l2_table->size) |
| 293 | err = -ENOSPC; |
| 294 | else |
| 295 | __set_bit(*ix, l2_table->bitmap); |
| 296 | |
| 297 | return err; |
| 298 | } |
| 299 | |
| 300 | static void free_l2_table_index(struct mlx5_l2_table *l2_table, u32 ix) |
| 301 | { |
| 302 | __clear_bit(ix, l2_table->bitmap); |
| 303 | } |
| 304 | |
| 305 | static int set_l2_table_entry(struct mlx5_core_dev *dev, u8 *mac, |
| 306 | u8 vlan_valid, u16 vlan, |
| 307 | u32 *index) |
| 308 | { |
| 309 | struct mlx5_l2_table *l2_table = &dev->priv.eswitch->l2_table; |
| 310 | int err; |
| 311 | |
| 312 | err = alloc_l2_table_index(l2_table, index); |
| 313 | if (err) |
| 314 | return err; |
| 315 | |
| 316 | err = set_l2_table_entry_cmd(dev, *index, mac, vlan_valid, vlan); |
| 317 | if (err) |
| 318 | free_l2_table_index(l2_table, *index); |
| 319 | |
| 320 | return err; |
| 321 | } |
| 322 | |
| 323 | static void del_l2_table_entry(struct mlx5_core_dev *dev, u32 index) |
| 324 | { |
| 325 | struct mlx5_l2_table *l2_table = &dev->priv.eswitch->l2_table; |
| 326 | |
| 327 | del_l2_table_entry_cmd(dev, index); |
| 328 | free_l2_table_index(l2_table, index); |
| 329 | } |
| 330 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 331 | /* E-Switch FDB */ |
| 332 | static struct mlx5_flow_rule * |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 333 | __esw_fdb_set_vport_rule(struct mlx5_eswitch *esw, u32 vport, bool rx_rule, |
Mohamad Haj Yahia | 78a9199 | 2016-05-03 17:14:02 +0300 | [diff] [blame] | 334 | u8 mac_c[ETH_ALEN], u8 mac_v[ETH_ALEN]) |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 335 | { |
Mohamad Haj Yahia | 78a9199 | 2016-05-03 17:14:02 +0300 | [diff] [blame] | 336 | int match_header = (is_zero_ether_addr(mac_c) ? 0 : |
| 337 | MLX5_MATCH_OUTER_HEADERS); |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 338 | struct mlx5_flow_rule *flow_rule = NULL; |
Mohamad Haj Yahia | 78a9199 | 2016-05-03 17:14:02 +0300 | [diff] [blame] | 339 | struct mlx5_flow_destination dest; |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 340 | void *mv_misc = NULL; |
| 341 | void *mc_misc = NULL; |
Mohamad Haj Yahia | 78a9199 | 2016-05-03 17:14:02 +0300 | [diff] [blame] | 342 | u8 *dmac_v = NULL; |
| 343 | u8 *dmac_c = NULL; |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 344 | u32 *match_v; |
| 345 | u32 *match_c; |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 346 | |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 347 | if (rx_rule) |
| 348 | match_header |= MLX5_MATCH_MISC_PARAMETERS; |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 349 | match_v = kzalloc(MLX5_ST_SZ_BYTES(fte_match_param), GFP_KERNEL); |
| 350 | match_c = kzalloc(MLX5_ST_SZ_BYTES(fte_match_param), GFP_KERNEL); |
| 351 | if (!match_v || !match_c) { |
| 352 | pr_warn("FDB: Failed to alloc match parameters\n"); |
| 353 | goto out; |
| 354 | } |
Mohamad Haj Yahia | 78a9199 | 2016-05-03 17:14:02 +0300 | [diff] [blame] | 355 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 356 | dmac_v = MLX5_ADDR_OF(fte_match_param, match_v, |
| 357 | outer_headers.dmac_47_16); |
| 358 | dmac_c = MLX5_ADDR_OF(fte_match_param, match_c, |
| 359 | outer_headers.dmac_47_16); |
| 360 | |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 361 | if (match_header & MLX5_MATCH_OUTER_HEADERS) { |
Mohamad Haj Yahia | 78a9199 | 2016-05-03 17:14:02 +0300 | [diff] [blame] | 362 | ether_addr_copy(dmac_v, mac_v); |
| 363 | ether_addr_copy(dmac_c, mac_c); |
| 364 | } |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 365 | |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 366 | if (match_header & MLX5_MATCH_MISC_PARAMETERS) { |
| 367 | mv_misc = MLX5_ADDR_OF(fte_match_param, match_v, misc_parameters); |
| 368 | mc_misc = MLX5_ADDR_OF(fte_match_param, match_c, misc_parameters); |
| 369 | MLX5_SET(fte_match_set_misc, mv_misc, source_port, UPLINK_VPORT); |
| 370 | MLX5_SET_TO_ONES(fte_match_set_misc, mc_misc, source_port); |
| 371 | } |
| 372 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 373 | dest.type = MLX5_FLOW_DESTINATION_TYPE_VPORT; |
| 374 | dest.vport_num = vport; |
| 375 | |
| 376 | esw_debug(esw->dev, |
| 377 | "\tFDB add rule dmac_v(%pM) dmac_c(%pM) -> vport(%d)\n", |
| 378 | dmac_v, dmac_c, vport); |
| 379 | flow_rule = |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 380 | mlx5_add_flow_rule(esw->fdb_table.fdb, |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 381 | match_header, |
| 382 | match_c, |
| 383 | match_v, |
| 384 | MLX5_FLOW_CONTEXT_ACTION_FWD_DEST, |
| 385 | 0, &dest); |
| 386 | if (IS_ERR_OR_NULL(flow_rule)) { |
| 387 | pr_warn( |
| 388 | "FDB: Failed to add flow rule: dmac_v(%pM) dmac_c(%pM) -> vport(%d), err(%ld)\n", |
| 389 | dmac_v, dmac_c, vport, PTR_ERR(flow_rule)); |
| 390 | flow_rule = NULL; |
| 391 | } |
| 392 | out: |
| 393 | kfree(match_v); |
| 394 | kfree(match_c); |
| 395 | return flow_rule; |
| 396 | } |
| 397 | |
Mohamad Haj Yahia | 78a9199 | 2016-05-03 17:14:02 +0300 | [diff] [blame] | 398 | static struct mlx5_flow_rule * |
| 399 | esw_fdb_set_vport_rule(struct mlx5_eswitch *esw, u8 mac[ETH_ALEN], u32 vport) |
| 400 | { |
| 401 | u8 mac_c[ETH_ALEN]; |
| 402 | |
| 403 | eth_broadcast_addr(mac_c); |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 404 | return __esw_fdb_set_vport_rule(esw, vport, false, mac_c, mac); |
| 405 | } |
| 406 | |
| 407 | static struct mlx5_flow_rule * |
| 408 | esw_fdb_set_vport_allmulti_rule(struct mlx5_eswitch *esw, u32 vport) |
| 409 | { |
| 410 | u8 mac_c[ETH_ALEN]; |
| 411 | u8 mac_v[ETH_ALEN]; |
| 412 | |
| 413 | eth_zero_addr(mac_c); |
| 414 | eth_zero_addr(mac_v); |
| 415 | mac_c[0] = 0x01; |
| 416 | mac_v[0] = 0x01; |
| 417 | return __esw_fdb_set_vport_rule(esw, vport, false, mac_c, mac_v); |
| 418 | } |
| 419 | |
| 420 | static struct mlx5_flow_rule * |
| 421 | esw_fdb_set_vport_promisc_rule(struct mlx5_eswitch *esw, u32 vport) |
| 422 | { |
| 423 | u8 mac_c[ETH_ALEN]; |
| 424 | u8 mac_v[ETH_ALEN]; |
| 425 | |
| 426 | eth_zero_addr(mac_c); |
| 427 | eth_zero_addr(mac_v); |
| 428 | return __esw_fdb_set_vport_rule(esw, vport, true, mac_c, mac_v); |
Mohamad Haj Yahia | 78a9199 | 2016-05-03 17:14:02 +0300 | [diff] [blame] | 429 | } |
| 430 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 431 | static int esw_create_fdb_table(struct mlx5_eswitch *esw, int nvports) |
| 432 | { |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 433 | int inlen = MLX5_ST_SZ_BYTES(create_flow_group_in); |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 434 | struct mlx5_core_dev *dev = esw->dev; |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 435 | struct mlx5_flow_namespace *root_ns; |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 436 | struct mlx5_flow_table *fdb; |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 437 | struct mlx5_flow_group *g; |
| 438 | void *match_criteria; |
| 439 | int table_size; |
| 440 | u32 *flow_group_in; |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 441 | u8 *dmac; |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 442 | int err = 0; |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 443 | |
| 444 | esw_debug(dev, "Create FDB log_max_size(%d)\n", |
| 445 | MLX5_CAP_ESW_FLOWTABLE_FDB(dev, log_max_ft_size)); |
| 446 | |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 447 | root_ns = mlx5_get_flow_namespace(dev, MLX5_FLOW_NAMESPACE_FDB); |
| 448 | if (!root_ns) { |
| 449 | esw_warn(dev, "Failed to get FDB flow namespace\n"); |
| 450 | return -ENOMEM; |
| 451 | } |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 452 | |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 453 | flow_group_in = mlx5_vzalloc(inlen); |
| 454 | if (!flow_group_in) |
| 455 | return -ENOMEM; |
| 456 | memset(flow_group_in, 0, inlen); |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 457 | |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 458 | table_size = BIT(MLX5_CAP_ESW_FLOWTABLE_FDB(dev, log_max_ft_size)); |
Maor Gottlieb | d63cd28 | 2016-04-29 01:36:35 +0300 | [diff] [blame] | 459 | fdb = mlx5_create_flow_table(root_ns, 0, table_size, 0); |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 460 | if (IS_ERR_OR_NULL(fdb)) { |
| 461 | err = PTR_ERR(fdb); |
| 462 | esw_warn(dev, "Failed to create FDB Table err %d\n", err); |
| 463 | goto out; |
| 464 | } |
Mohamad Haj Yahia | 78a9199 | 2016-05-03 17:14:02 +0300 | [diff] [blame] | 465 | esw->fdb_table.fdb = fdb; |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 466 | |
Mohamad Haj Yahia | 78a9199 | 2016-05-03 17:14:02 +0300 | [diff] [blame] | 467 | /* Addresses group : Full match unicast/multicast addresses */ |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 468 | MLX5_SET(create_flow_group_in, flow_group_in, match_criteria_enable, |
| 469 | MLX5_MATCH_OUTER_HEADERS); |
| 470 | match_criteria = MLX5_ADDR_OF(create_flow_group_in, flow_group_in, match_criteria); |
| 471 | dmac = MLX5_ADDR_OF(fte_match_param, match_criteria, outer_headers.dmac_47_16); |
| 472 | MLX5_SET(create_flow_group_in, flow_group_in, start_flow_index, 0); |
Mohamad Haj Yahia | 78a9199 | 2016-05-03 17:14:02 +0300 | [diff] [blame] | 473 | /* Preserve 2 entries for allmulti and promisc rules*/ |
| 474 | MLX5_SET(create_flow_group_in, flow_group_in, end_flow_index, table_size - 3); |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 475 | eth_broadcast_addr(dmac); |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 476 | g = mlx5_create_flow_group(fdb, flow_group_in); |
| 477 | if (IS_ERR_OR_NULL(g)) { |
| 478 | err = PTR_ERR(g); |
| 479 | esw_warn(dev, "Failed to create flow group err(%d)\n", err); |
| 480 | goto out; |
| 481 | } |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 482 | esw->fdb_table.addr_grp = g; |
Mohamad Haj Yahia | 78a9199 | 2016-05-03 17:14:02 +0300 | [diff] [blame] | 483 | |
| 484 | /* Allmulti group : One rule that forwards any mcast traffic */ |
| 485 | MLX5_SET(create_flow_group_in, flow_group_in, match_criteria_enable, |
| 486 | MLX5_MATCH_OUTER_HEADERS); |
| 487 | MLX5_SET(create_flow_group_in, flow_group_in, start_flow_index, table_size - 2); |
| 488 | MLX5_SET(create_flow_group_in, flow_group_in, end_flow_index, table_size - 2); |
| 489 | eth_zero_addr(dmac); |
| 490 | dmac[0] = 0x01; |
| 491 | g = mlx5_create_flow_group(fdb, flow_group_in); |
| 492 | if (IS_ERR_OR_NULL(g)) { |
| 493 | err = PTR_ERR(g); |
| 494 | esw_warn(dev, "Failed to create allmulti flow group err(%d)\n", err); |
| 495 | goto out; |
| 496 | } |
| 497 | esw->fdb_table.allmulti_grp = g; |
| 498 | |
| 499 | /* Promiscuous group : |
| 500 | * One rule that forward all unmatched traffic from previous groups |
| 501 | */ |
| 502 | eth_zero_addr(dmac); |
| 503 | MLX5_SET(create_flow_group_in, flow_group_in, match_criteria_enable, |
| 504 | MLX5_MATCH_MISC_PARAMETERS); |
| 505 | MLX5_SET_TO_ONES(fte_match_param, match_criteria, misc_parameters.source_port); |
| 506 | MLX5_SET(create_flow_group_in, flow_group_in, start_flow_index, table_size - 1); |
| 507 | MLX5_SET(create_flow_group_in, flow_group_in, end_flow_index, table_size - 1); |
| 508 | g = mlx5_create_flow_group(fdb, flow_group_in); |
| 509 | if (IS_ERR_OR_NULL(g)) { |
| 510 | err = PTR_ERR(g); |
| 511 | esw_warn(dev, "Failed to create promisc flow group err(%d)\n", err); |
| 512 | goto out; |
| 513 | } |
| 514 | esw->fdb_table.promisc_grp = g; |
| 515 | |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 516 | out: |
Mohamad Haj Yahia | 78a9199 | 2016-05-03 17:14:02 +0300 | [diff] [blame] | 517 | if (err) { |
| 518 | if (!IS_ERR_OR_NULL(esw->fdb_table.allmulti_grp)) { |
| 519 | mlx5_destroy_flow_group(esw->fdb_table.allmulti_grp); |
| 520 | esw->fdb_table.allmulti_grp = NULL; |
| 521 | } |
| 522 | if (!IS_ERR_OR_NULL(esw->fdb_table.addr_grp)) { |
| 523 | mlx5_destroy_flow_group(esw->fdb_table.addr_grp); |
| 524 | esw->fdb_table.addr_grp = NULL; |
| 525 | } |
| 526 | if (!IS_ERR_OR_NULL(esw->fdb_table.fdb)) { |
| 527 | mlx5_destroy_flow_table(esw->fdb_table.fdb); |
| 528 | esw->fdb_table.fdb = NULL; |
| 529 | } |
| 530 | } |
| 531 | |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 532 | kfree(flow_group_in); |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 533 | return err; |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 534 | } |
| 535 | |
| 536 | static void esw_destroy_fdb_table(struct mlx5_eswitch *esw) |
| 537 | { |
| 538 | if (!esw->fdb_table.fdb) |
| 539 | return; |
| 540 | |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 541 | esw_debug(esw->dev, "Destroy FDB Table\n"); |
Mohamad Haj Yahia | 78a9199 | 2016-05-03 17:14:02 +0300 | [diff] [blame] | 542 | mlx5_destroy_flow_group(esw->fdb_table.promisc_grp); |
| 543 | mlx5_destroy_flow_group(esw->fdb_table.allmulti_grp); |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 544 | mlx5_destroy_flow_group(esw->fdb_table.addr_grp); |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 545 | mlx5_destroy_flow_table(esw->fdb_table.fdb); |
| 546 | esw->fdb_table.fdb = NULL; |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 547 | esw->fdb_table.addr_grp = NULL; |
Mohamad Haj Yahia | 78a9199 | 2016-05-03 17:14:02 +0300 | [diff] [blame] | 548 | esw->fdb_table.allmulti_grp = NULL; |
| 549 | esw->fdb_table.promisc_grp = NULL; |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 550 | } |
| 551 | |
| 552 | /* E-Switch vport UC/MC lists management */ |
| 553 | typedef int (*vport_addr_action)(struct mlx5_eswitch *esw, |
| 554 | struct vport_addr *vaddr); |
| 555 | |
| 556 | static int esw_add_uc_addr(struct mlx5_eswitch *esw, struct vport_addr *vaddr) |
| 557 | { |
| 558 | struct hlist_head *hash = esw->l2_table.l2_hash; |
| 559 | struct esw_uc_addr *esw_uc; |
| 560 | u8 *mac = vaddr->node.addr; |
| 561 | u32 vport = vaddr->vport; |
| 562 | int err; |
| 563 | |
| 564 | esw_uc = l2addr_hash_find(hash, mac, struct esw_uc_addr); |
| 565 | if (esw_uc) { |
| 566 | esw_warn(esw->dev, |
| 567 | "Failed to set L2 mac(%pM) for vport(%d), mac is already in use by vport(%d)\n", |
| 568 | mac, vport, esw_uc->vport); |
| 569 | return -EEXIST; |
| 570 | } |
| 571 | |
| 572 | esw_uc = l2addr_hash_add(hash, mac, struct esw_uc_addr, GFP_KERNEL); |
| 573 | if (!esw_uc) |
| 574 | return -ENOMEM; |
| 575 | esw_uc->vport = vport; |
| 576 | |
| 577 | err = set_l2_table_entry(esw->dev, mac, 0, 0, &esw_uc->table_index); |
| 578 | if (err) |
| 579 | goto abort; |
| 580 | |
| 581 | if (esw->fdb_table.fdb) /* SRIOV is enabled: Forward UC MAC to vport */ |
| 582 | vaddr->flow_rule = esw_fdb_set_vport_rule(esw, mac, vport); |
| 583 | |
| 584 | esw_debug(esw->dev, "\tADDED UC MAC: vport[%d] %pM index:%d fr(%p)\n", |
| 585 | vport, mac, esw_uc->table_index, vaddr->flow_rule); |
| 586 | return err; |
| 587 | abort: |
| 588 | l2addr_hash_del(esw_uc); |
| 589 | return err; |
| 590 | } |
| 591 | |
| 592 | static int esw_del_uc_addr(struct mlx5_eswitch *esw, struct vport_addr *vaddr) |
| 593 | { |
| 594 | struct hlist_head *hash = esw->l2_table.l2_hash; |
| 595 | struct esw_uc_addr *esw_uc; |
| 596 | u8 *mac = vaddr->node.addr; |
| 597 | u32 vport = vaddr->vport; |
| 598 | |
| 599 | esw_uc = l2addr_hash_find(hash, mac, struct esw_uc_addr); |
| 600 | if (!esw_uc || esw_uc->vport != vport) { |
| 601 | esw_debug(esw->dev, |
| 602 | "MAC(%pM) doesn't belong to vport (%d)\n", |
| 603 | mac, vport); |
| 604 | return -EINVAL; |
| 605 | } |
| 606 | esw_debug(esw->dev, "\tDELETE UC MAC: vport[%d] %pM index:%d fr(%p)\n", |
| 607 | vport, mac, esw_uc->table_index, vaddr->flow_rule); |
| 608 | |
| 609 | del_l2_table_entry(esw->dev, esw_uc->table_index); |
| 610 | |
| 611 | if (vaddr->flow_rule) |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 612 | mlx5_del_flow_rule(vaddr->flow_rule); |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 613 | vaddr->flow_rule = NULL; |
| 614 | |
| 615 | l2addr_hash_del(esw_uc); |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 616 | return 0; |
| 617 | } |
| 618 | |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 619 | static void update_allmulti_vports(struct mlx5_eswitch *esw, |
| 620 | struct vport_addr *vaddr, |
| 621 | struct esw_mc_addr *esw_mc) |
| 622 | { |
| 623 | u8 *mac = vaddr->node.addr; |
| 624 | u32 vport_idx = 0; |
| 625 | |
| 626 | for (vport_idx = 0; vport_idx < esw->total_vports; vport_idx++) { |
| 627 | struct mlx5_vport *vport = &esw->vports[vport_idx]; |
| 628 | struct hlist_head *vport_hash = vport->mc_list; |
| 629 | struct vport_addr *iter_vaddr = |
| 630 | l2addr_hash_find(vport_hash, |
| 631 | mac, |
| 632 | struct vport_addr); |
| 633 | if (IS_ERR_OR_NULL(vport->allmulti_rule) || |
| 634 | vaddr->vport == vport_idx) |
| 635 | continue; |
| 636 | switch (vaddr->action) { |
| 637 | case MLX5_ACTION_ADD: |
| 638 | if (iter_vaddr) |
| 639 | continue; |
| 640 | iter_vaddr = l2addr_hash_add(vport_hash, mac, |
| 641 | struct vport_addr, |
| 642 | GFP_KERNEL); |
| 643 | if (!iter_vaddr) { |
| 644 | esw_warn(esw->dev, |
| 645 | "ALL-MULTI: Failed to add MAC(%pM) to vport[%d] DB\n", |
| 646 | mac, vport_idx); |
| 647 | continue; |
| 648 | } |
| 649 | iter_vaddr->vport = vport_idx; |
| 650 | iter_vaddr->flow_rule = |
| 651 | esw_fdb_set_vport_rule(esw, |
| 652 | mac, |
| 653 | vport_idx); |
| 654 | break; |
| 655 | case MLX5_ACTION_DEL: |
| 656 | if (!iter_vaddr) |
| 657 | continue; |
| 658 | mlx5_del_flow_rule(iter_vaddr->flow_rule); |
| 659 | l2addr_hash_del(iter_vaddr); |
| 660 | break; |
| 661 | } |
| 662 | } |
| 663 | } |
| 664 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 665 | static int esw_add_mc_addr(struct mlx5_eswitch *esw, struct vport_addr *vaddr) |
| 666 | { |
| 667 | struct hlist_head *hash = esw->mc_table; |
| 668 | struct esw_mc_addr *esw_mc; |
| 669 | u8 *mac = vaddr->node.addr; |
| 670 | u32 vport = vaddr->vport; |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 671 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 672 | if (!esw->fdb_table.fdb) |
| 673 | return 0; |
| 674 | |
| 675 | esw_mc = l2addr_hash_find(hash, mac, struct esw_mc_addr); |
| 676 | if (esw_mc) |
| 677 | goto add; |
| 678 | |
| 679 | esw_mc = l2addr_hash_add(hash, mac, struct esw_mc_addr, GFP_KERNEL); |
| 680 | if (!esw_mc) |
| 681 | return -ENOMEM; |
| 682 | |
| 683 | esw_mc->uplink_rule = /* Forward MC MAC to Uplink */ |
| 684 | esw_fdb_set_vport_rule(esw, mac, UPLINK_VPORT); |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 685 | |
| 686 | /* Add this multicast mac to all the mc promiscuous vports */ |
| 687 | update_allmulti_vports(esw, vaddr, esw_mc); |
| 688 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 689 | add: |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 690 | /* If the multicast mac is added as a result of mc promiscuous vport, |
| 691 | * don't increment the multicast ref count |
| 692 | */ |
| 693 | if (!vaddr->mc_promisc) |
| 694 | esw_mc->refcnt++; |
| 695 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 696 | /* Forward MC MAC to vport */ |
| 697 | vaddr->flow_rule = esw_fdb_set_vport_rule(esw, mac, vport); |
| 698 | esw_debug(esw->dev, |
| 699 | "\tADDED MC MAC: vport[%d] %pM fr(%p) refcnt(%d) uplinkfr(%p)\n", |
| 700 | vport, mac, vaddr->flow_rule, |
| 701 | esw_mc->refcnt, esw_mc->uplink_rule); |
| 702 | return 0; |
| 703 | } |
| 704 | |
| 705 | static int esw_del_mc_addr(struct mlx5_eswitch *esw, struct vport_addr *vaddr) |
| 706 | { |
| 707 | struct hlist_head *hash = esw->mc_table; |
| 708 | struct esw_mc_addr *esw_mc; |
| 709 | u8 *mac = vaddr->node.addr; |
| 710 | u32 vport = vaddr->vport; |
| 711 | |
| 712 | if (!esw->fdb_table.fdb) |
| 713 | return 0; |
| 714 | |
| 715 | esw_mc = l2addr_hash_find(hash, mac, struct esw_mc_addr); |
| 716 | if (!esw_mc) { |
| 717 | esw_warn(esw->dev, |
| 718 | "Failed to find eswitch MC addr for MAC(%pM) vport(%d)", |
| 719 | mac, vport); |
| 720 | return -EINVAL; |
| 721 | } |
| 722 | esw_debug(esw->dev, |
| 723 | "\tDELETE MC MAC: vport[%d] %pM fr(%p) refcnt(%d) uplinkfr(%p)\n", |
| 724 | vport, mac, vaddr->flow_rule, esw_mc->refcnt, |
| 725 | esw_mc->uplink_rule); |
| 726 | |
| 727 | if (vaddr->flow_rule) |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 728 | mlx5_del_flow_rule(vaddr->flow_rule); |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 729 | vaddr->flow_rule = NULL; |
| 730 | |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 731 | /* If the multicast mac is added as a result of mc promiscuous vport, |
| 732 | * don't decrement the multicast ref count. |
| 733 | */ |
| 734 | if (vaddr->mc_promisc || (--esw_mc->refcnt > 0)) |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 735 | return 0; |
| 736 | |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 737 | /* Remove this multicast mac from all the mc promiscuous vports */ |
| 738 | update_allmulti_vports(esw, vaddr, esw_mc); |
| 739 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 740 | if (esw_mc->uplink_rule) |
Maor Gottlieb | 86d722a | 2015-12-10 17:12:44 +0200 | [diff] [blame] | 741 | mlx5_del_flow_rule(esw_mc->uplink_rule); |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 742 | |
| 743 | l2addr_hash_del(esw_mc); |
| 744 | return 0; |
| 745 | } |
| 746 | |
| 747 | /* Apply vport UC/MC list to HW l2 table and FDB table */ |
| 748 | static void esw_apply_vport_addr_list(struct mlx5_eswitch *esw, |
| 749 | u32 vport_num, int list_type) |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 750 | { |
| 751 | struct mlx5_vport *vport = &esw->vports[vport_num]; |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 752 | bool is_uc = list_type == MLX5_NVPRT_LIST_TYPE_UC; |
| 753 | vport_addr_action vport_addr_add; |
| 754 | vport_addr_action vport_addr_del; |
| 755 | struct vport_addr *addr; |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 756 | struct l2addr_node *node; |
| 757 | struct hlist_head *hash; |
| 758 | struct hlist_node *tmp; |
| 759 | int hi; |
| 760 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 761 | vport_addr_add = is_uc ? esw_add_uc_addr : |
| 762 | esw_add_mc_addr; |
| 763 | vport_addr_del = is_uc ? esw_del_uc_addr : |
| 764 | esw_del_mc_addr; |
| 765 | |
| 766 | hash = is_uc ? vport->uc_list : vport->mc_list; |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 767 | for_each_l2hash_node(node, tmp, hash, hi) { |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 768 | addr = container_of(node, struct vport_addr, node); |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 769 | switch (addr->action) { |
| 770 | case MLX5_ACTION_ADD: |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 771 | vport_addr_add(esw, addr); |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 772 | addr->action = MLX5_ACTION_NONE; |
| 773 | break; |
| 774 | case MLX5_ACTION_DEL: |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 775 | vport_addr_del(esw, addr); |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 776 | l2addr_hash_del(addr); |
| 777 | break; |
| 778 | } |
| 779 | } |
| 780 | } |
| 781 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 782 | /* Sync vport UC/MC list from vport context */ |
| 783 | static void esw_update_vport_addr_list(struct mlx5_eswitch *esw, |
| 784 | u32 vport_num, int list_type) |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 785 | { |
| 786 | struct mlx5_vport *vport = &esw->vports[vport_num]; |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 787 | bool is_uc = list_type == MLX5_NVPRT_LIST_TYPE_UC; |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 788 | u8 (*mac_list)[ETH_ALEN]; |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 789 | struct l2addr_node *node; |
| 790 | struct vport_addr *addr; |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 791 | struct hlist_head *hash; |
| 792 | struct hlist_node *tmp; |
| 793 | int size; |
| 794 | int err; |
| 795 | int hi; |
| 796 | int i; |
| 797 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 798 | size = is_uc ? MLX5_MAX_UC_PER_VPORT(esw->dev) : |
| 799 | MLX5_MAX_MC_PER_VPORT(esw->dev); |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 800 | |
| 801 | mac_list = kcalloc(size, ETH_ALEN, GFP_KERNEL); |
| 802 | if (!mac_list) |
| 803 | return; |
| 804 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 805 | hash = is_uc ? vport->uc_list : vport->mc_list; |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 806 | |
| 807 | for_each_l2hash_node(node, tmp, hash, hi) { |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 808 | addr = container_of(node, struct vport_addr, node); |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 809 | addr->action = MLX5_ACTION_DEL; |
| 810 | } |
| 811 | |
Mohamad Haj Yahia | 586cfa7 | 2016-05-03 17:14:01 +0300 | [diff] [blame] | 812 | if (!vport->enabled) |
| 813 | goto out; |
| 814 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 815 | err = mlx5_query_nic_vport_mac_list(esw->dev, vport_num, list_type, |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 816 | mac_list, &size); |
| 817 | if (err) |
Mohamad Haj Yahia | 761e205 | 2016-05-03 17:13:56 +0300 | [diff] [blame] | 818 | goto out; |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 819 | esw_debug(esw->dev, "vport[%d] context update %s list size (%d)\n", |
| 820 | vport_num, is_uc ? "UC" : "MC", size); |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 821 | |
| 822 | for (i = 0; i < size; i++) { |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 823 | if (is_uc && !is_valid_ether_addr(mac_list[i])) |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 824 | continue; |
| 825 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 826 | if (!is_uc && !is_multicast_ether_addr(mac_list[i])) |
| 827 | continue; |
| 828 | |
| 829 | addr = l2addr_hash_find(hash, mac_list[i], struct vport_addr); |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 830 | if (addr) { |
| 831 | addr->action = MLX5_ACTION_NONE; |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 832 | /* If this mac was previously added because of allmulti |
| 833 | * promiscuous rx mode, its now converted to be original |
| 834 | * vport mac. |
| 835 | */ |
| 836 | if (addr->mc_promisc) { |
| 837 | struct esw_mc_addr *esw_mc = |
| 838 | l2addr_hash_find(esw->mc_table, |
| 839 | mac_list[i], |
| 840 | struct esw_mc_addr); |
| 841 | if (!esw_mc) { |
| 842 | esw_warn(esw->dev, |
| 843 | "Failed to MAC(%pM) in mcast DB\n", |
| 844 | mac_list[i]); |
| 845 | continue; |
| 846 | } |
| 847 | esw_mc->refcnt++; |
| 848 | addr->mc_promisc = false; |
| 849 | } |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 850 | continue; |
| 851 | } |
| 852 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 853 | addr = l2addr_hash_add(hash, mac_list[i], struct vport_addr, |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 854 | GFP_KERNEL); |
| 855 | if (!addr) { |
| 856 | esw_warn(esw->dev, |
| 857 | "Failed to add MAC(%pM) to vport[%d] DB\n", |
| 858 | mac_list[i], vport_num); |
| 859 | continue; |
| 860 | } |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 861 | addr->vport = vport_num; |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 862 | addr->action = MLX5_ACTION_ADD; |
| 863 | } |
Mohamad Haj Yahia | 761e205 | 2016-05-03 17:13:56 +0300 | [diff] [blame] | 864 | out: |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 865 | kfree(mac_list); |
| 866 | } |
| 867 | |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 868 | /* Sync vport UC/MC list from vport context |
| 869 | * Must be called after esw_update_vport_addr_list |
| 870 | */ |
| 871 | static void esw_update_vport_mc_promisc(struct mlx5_eswitch *esw, u32 vport_num) |
| 872 | { |
| 873 | struct mlx5_vport *vport = &esw->vports[vport_num]; |
| 874 | struct l2addr_node *node; |
| 875 | struct vport_addr *addr; |
| 876 | struct hlist_head *hash; |
| 877 | struct hlist_node *tmp; |
| 878 | int hi; |
| 879 | |
| 880 | hash = vport->mc_list; |
| 881 | |
| 882 | for_each_l2hash_node(node, tmp, esw->mc_table, hi) { |
| 883 | u8 *mac = node->addr; |
| 884 | |
| 885 | addr = l2addr_hash_find(hash, mac, struct vport_addr); |
| 886 | if (addr) { |
| 887 | if (addr->action == MLX5_ACTION_DEL) |
| 888 | addr->action = MLX5_ACTION_NONE; |
| 889 | continue; |
| 890 | } |
| 891 | addr = l2addr_hash_add(hash, mac, struct vport_addr, |
| 892 | GFP_KERNEL); |
| 893 | if (!addr) { |
| 894 | esw_warn(esw->dev, |
| 895 | "Failed to add allmulti MAC(%pM) to vport[%d] DB\n", |
| 896 | mac, vport_num); |
| 897 | continue; |
| 898 | } |
| 899 | addr->vport = vport_num; |
| 900 | addr->action = MLX5_ACTION_ADD; |
| 901 | addr->mc_promisc = true; |
| 902 | } |
| 903 | } |
| 904 | |
| 905 | /* Apply vport rx mode to HW FDB table */ |
| 906 | static void esw_apply_vport_rx_mode(struct mlx5_eswitch *esw, u32 vport_num, |
| 907 | bool promisc, bool mc_promisc) |
| 908 | { |
| 909 | struct esw_mc_addr *allmulti_addr = esw->mc_promisc; |
| 910 | struct mlx5_vport *vport = &esw->vports[vport_num]; |
| 911 | |
| 912 | if (IS_ERR_OR_NULL(vport->allmulti_rule) != mc_promisc) |
| 913 | goto promisc; |
| 914 | |
| 915 | if (mc_promisc) { |
| 916 | vport->allmulti_rule = |
| 917 | esw_fdb_set_vport_allmulti_rule(esw, vport_num); |
| 918 | if (!allmulti_addr->uplink_rule) |
| 919 | allmulti_addr->uplink_rule = |
| 920 | esw_fdb_set_vport_allmulti_rule(esw, |
| 921 | UPLINK_VPORT); |
| 922 | allmulti_addr->refcnt++; |
| 923 | } else if (vport->allmulti_rule) { |
| 924 | mlx5_del_flow_rule(vport->allmulti_rule); |
| 925 | vport->allmulti_rule = NULL; |
| 926 | |
| 927 | if (--allmulti_addr->refcnt > 0) |
| 928 | goto promisc; |
| 929 | |
| 930 | if (allmulti_addr->uplink_rule) |
| 931 | mlx5_del_flow_rule(allmulti_addr->uplink_rule); |
| 932 | allmulti_addr->uplink_rule = NULL; |
| 933 | } |
| 934 | |
| 935 | promisc: |
| 936 | if (IS_ERR_OR_NULL(vport->promisc_rule) != promisc) |
| 937 | return; |
| 938 | |
| 939 | if (promisc) { |
| 940 | vport->promisc_rule = esw_fdb_set_vport_promisc_rule(esw, |
| 941 | vport_num); |
| 942 | } else if (vport->promisc_rule) { |
| 943 | mlx5_del_flow_rule(vport->promisc_rule); |
| 944 | vport->promisc_rule = NULL; |
| 945 | } |
| 946 | } |
| 947 | |
| 948 | /* Sync vport rx mode from vport context */ |
| 949 | static void esw_update_vport_rx_mode(struct mlx5_eswitch *esw, u32 vport_num) |
| 950 | { |
| 951 | struct mlx5_vport *vport = &esw->vports[vport_num]; |
| 952 | int promisc_all = 0; |
| 953 | int promisc_uc = 0; |
| 954 | int promisc_mc = 0; |
| 955 | int err; |
| 956 | |
| 957 | err = mlx5_query_nic_vport_promisc(esw->dev, |
| 958 | vport_num, |
| 959 | &promisc_uc, |
| 960 | &promisc_mc, |
| 961 | &promisc_all); |
| 962 | if (err) |
| 963 | return; |
| 964 | esw_debug(esw->dev, "vport[%d] context update rx mode promisc_all=%d, all_multi=%d\n", |
| 965 | vport_num, promisc_all, promisc_mc); |
| 966 | |
| 967 | if (!vport->trusted || !vport->enabled) { |
| 968 | promisc_uc = 0; |
| 969 | promisc_mc = 0; |
| 970 | promisc_all = 0; |
| 971 | } |
| 972 | |
| 973 | esw_apply_vport_rx_mode(esw, vport_num, promisc_all, |
| 974 | (promisc_all || promisc_mc)); |
| 975 | } |
| 976 | |
Mohamad Haj Yahia | 1edc57e | 2016-05-03 17:14:04 +0300 | [diff] [blame^] | 977 | static void esw_vport_change_handle_locked(struct mlx5_vport *vport) |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 978 | { |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 979 | struct mlx5_core_dev *dev = vport->dev; |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 980 | struct mlx5_eswitch *esw = dev->priv.eswitch; |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 981 | u8 mac[ETH_ALEN]; |
| 982 | |
| 983 | mlx5_query_nic_vport_mac_address(dev, vport->vport, mac); |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 984 | esw_debug(dev, "vport[%d] Context Changed: perm mac: %pM\n", |
| 985 | vport->vport, mac); |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 986 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 987 | if (vport->enabled_events & UC_ADDR_CHANGE) { |
| 988 | esw_update_vport_addr_list(esw, vport->vport, |
| 989 | MLX5_NVPRT_LIST_TYPE_UC); |
| 990 | esw_apply_vport_addr_list(esw, vport->vport, |
| 991 | MLX5_NVPRT_LIST_TYPE_UC); |
| 992 | } |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 993 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 994 | if (vport->enabled_events & MC_ADDR_CHANGE) { |
| 995 | esw_update_vport_addr_list(esw, vport->vport, |
| 996 | MLX5_NVPRT_LIST_TYPE_MC); |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 997 | } |
| 998 | |
| 999 | if (vport->enabled_events & PROMISC_CHANGE) { |
| 1000 | esw_update_vport_rx_mode(esw, vport->vport); |
| 1001 | if (!IS_ERR_OR_NULL(vport->allmulti_rule)) |
| 1002 | esw_update_vport_mc_promisc(esw, vport->vport); |
| 1003 | } |
| 1004 | |
| 1005 | if (vport->enabled_events & (PROMISC_CHANGE | MC_ADDR_CHANGE)) { |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 1006 | esw_apply_vport_addr_list(esw, vport->vport, |
| 1007 | MLX5_NVPRT_LIST_TYPE_MC); |
| 1008 | } |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1009 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 1010 | esw_debug(esw->dev, "vport[%d] Context Changed: Done\n", vport->vport); |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1011 | if (vport->enabled) |
| 1012 | arm_vport_context_events_cmd(dev, vport->vport, |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 1013 | vport->enabled_events); |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1014 | } |
| 1015 | |
Mohamad Haj Yahia | 1edc57e | 2016-05-03 17:14:04 +0300 | [diff] [blame^] | 1016 | static void esw_vport_change_handler(struct work_struct *work) |
| 1017 | { |
| 1018 | struct mlx5_vport *vport = |
| 1019 | container_of(work, struct mlx5_vport, vport_change_handler); |
| 1020 | struct mlx5_eswitch *esw = vport->dev->priv.eswitch; |
| 1021 | |
| 1022 | mutex_lock(&esw->state_lock); |
| 1023 | esw_vport_change_handle_locked(vport); |
| 1024 | mutex_unlock(&esw->state_lock); |
| 1025 | } |
| 1026 | |
Mohamad Haj Yahia | 5742df0 | 2016-05-03 17:13:57 +0300 | [diff] [blame] | 1027 | static void esw_vport_enable_egress_acl(struct mlx5_eswitch *esw, |
| 1028 | struct mlx5_vport *vport) |
| 1029 | { |
| 1030 | int inlen = MLX5_ST_SZ_BYTES(create_flow_group_in); |
| 1031 | struct mlx5_flow_group *vlan_grp = NULL; |
| 1032 | struct mlx5_flow_group *drop_grp = NULL; |
| 1033 | struct mlx5_core_dev *dev = esw->dev; |
| 1034 | struct mlx5_flow_namespace *root_ns; |
| 1035 | struct mlx5_flow_table *acl; |
| 1036 | void *match_criteria; |
| 1037 | u32 *flow_group_in; |
| 1038 | /* The egress acl table contains 2 rules: |
| 1039 | * 1)Allow traffic with vlan_tag=vst_vlan_id |
| 1040 | * 2)Drop all other traffic. |
| 1041 | */ |
| 1042 | int table_size = 2; |
| 1043 | int err = 0; |
| 1044 | |
Mohamad Haj Yahia | 01f51f2 | 2016-05-03 17:14:00 +0300 | [diff] [blame] | 1045 | if (!MLX5_CAP_ESW_EGRESS_ACL(dev, ft_support) || |
| 1046 | !IS_ERR_OR_NULL(vport->egress.acl)) |
Mohamad Haj Yahia | 5742df0 | 2016-05-03 17:13:57 +0300 | [diff] [blame] | 1047 | return; |
| 1048 | |
| 1049 | esw_debug(dev, "Create vport[%d] egress ACL log_max_size(%d)\n", |
| 1050 | vport->vport, MLX5_CAP_ESW_EGRESS_ACL(dev, log_max_ft_size)); |
| 1051 | |
| 1052 | root_ns = mlx5_get_flow_namespace(dev, MLX5_FLOW_NAMESPACE_ESW_EGRESS); |
| 1053 | if (!root_ns) { |
| 1054 | esw_warn(dev, "Failed to get E-Switch egress flow namespace\n"); |
| 1055 | return; |
| 1056 | } |
| 1057 | |
| 1058 | flow_group_in = mlx5_vzalloc(inlen); |
| 1059 | if (!flow_group_in) |
| 1060 | return; |
| 1061 | |
| 1062 | acl = mlx5_create_vport_flow_table(root_ns, 0, table_size, 0, vport->vport); |
| 1063 | if (IS_ERR_OR_NULL(acl)) { |
| 1064 | err = PTR_ERR(acl); |
| 1065 | esw_warn(dev, "Failed to create E-Switch vport[%d] egress flow Table, err(%d)\n", |
| 1066 | vport->vport, err); |
| 1067 | goto out; |
| 1068 | } |
| 1069 | |
| 1070 | MLX5_SET(create_flow_group_in, flow_group_in, match_criteria_enable, MLX5_MATCH_OUTER_HEADERS); |
| 1071 | match_criteria = MLX5_ADDR_OF(create_flow_group_in, flow_group_in, match_criteria); |
| 1072 | MLX5_SET_TO_ONES(fte_match_param, match_criteria, outer_headers.vlan_tag); |
| 1073 | MLX5_SET_TO_ONES(fte_match_param, match_criteria, outer_headers.first_vid); |
| 1074 | MLX5_SET(create_flow_group_in, flow_group_in, start_flow_index, 0); |
| 1075 | MLX5_SET(create_flow_group_in, flow_group_in, end_flow_index, 0); |
| 1076 | |
| 1077 | vlan_grp = mlx5_create_flow_group(acl, flow_group_in); |
| 1078 | if (IS_ERR_OR_NULL(vlan_grp)) { |
| 1079 | err = PTR_ERR(vlan_grp); |
| 1080 | esw_warn(dev, "Failed to create E-Switch vport[%d] egress allowed vlans flow group, err(%d)\n", |
| 1081 | vport->vport, err); |
| 1082 | goto out; |
| 1083 | } |
| 1084 | |
| 1085 | memset(flow_group_in, 0, inlen); |
| 1086 | MLX5_SET(create_flow_group_in, flow_group_in, start_flow_index, 1); |
| 1087 | MLX5_SET(create_flow_group_in, flow_group_in, end_flow_index, 1); |
| 1088 | drop_grp = mlx5_create_flow_group(acl, flow_group_in); |
| 1089 | if (IS_ERR_OR_NULL(drop_grp)) { |
| 1090 | err = PTR_ERR(drop_grp); |
| 1091 | esw_warn(dev, "Failed to create E-Switch vport[%d] egress drop flow group, err(%d)\n", |
| 1092 | vport->vport, err); |
| 1093 | goto out; |
| 1094 | } |
| 1095 | |
| 1096 | vport->egress.acl = acl; |
| 1097 | vport->egress.drop_grp = drop_grp; |
| 1098 | vport->egress.allowed_vlans_grp = vlan_grp; |
| 1099 | out: |
| 1100 | kfree(flow_group_in); |
| 1101 | if (err && !IS_ERR_OR_NULL(vlan_grp)) |
| 1102 | mlx5_destroy_flow_group(vlan_grp); |
| 1103 | if (err && !IS_ERR_OR_NULL(acl)) |
| 1104 | mlx5_destroy_flow_table(acl); |
| 1105 | } |
| 1106 | |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1107 | static void esw_vport_cleanup_egress_rules(struct mlx5_eswitch *esw, |
| 1108 | struct mlx5_vport *vport) |
| 1109 | { |
| 1110 | if (!IS_ERR_OR_NULL(vport->egress.allowed_vlan)) |
| 1111 | mlx5_del_flow_rule(vport->egress.allowed_vlan); |
| 1112 | |
| 1113 | if (!IS_ERR_OR_NULL(vport->egress.drop_rule)) |
| 1114 | mlx5_del_flow_rule(vport->egress.drop_rule); |
| 1115 | |
| 1116 | vport->egress.allowed_vlan = NULL; |
| 1117 | vport->egress.drop_rule = NULL; |
| 1118 | } |
| 1119 | |
Mohamad Haj Yahia | 5742df0 | 2016-05-03 17:13:57 +0300 | [diff] [blame] | 1120 | static void esw_vport_disable_egress_acl(struct mlx5_eswitch *esw, |
| 1121 | struct mlx5_vport *vport) |
| 1122 | { |
| 1123 | if (IS_ERR_OR_NULL(vport->egress.acl)) |
| 1124 | return; |
| 1125 | |
| 1126 | esw_debug(esw->dev, "Destroy vport[%d] E-Switch egress ACL\n", vport->vport); |
| 1127 | |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1128 | esw_vport_cleanup_egress_rules(esw, vport); |
Mohamad Haj Yahia | 5742df0 | 2016-05-03 17:13:57 +0300 | [diff] [blame] | 1129 | mlx5_destroy_flow_group(vport->egress.allowed_vlans_grp); |
| 1130 | mlx5_destroy_flow_group(vport->egress.drop_grp); |
| 1131 | mlx5_destroy_flow_table(vport->egress.acl); |
| 1132 | vport->egress.allowed_vlans_grp = NULL; |
| 1133 | vport->egress.drop_grp = NULL; |
| 1134 | vport->egress.acl = NULL; |
| 1135 | } |
| 1136 | |
| 1137 | static void esw_vport_enable_ingress_acl(struct mlx5_eswitch *esw, |
| 1138 | struct mlx5_vport *vport) |
| 1139 | { |
| 1140 | int inlen = MLX5_ST_SZ_BYTES(create_flow_group_in); |
| 1141 | struct mlx5_core_dev *dev = esw->dev; |
| 1142 | struct mlx5_flow_namespace *root_ns; |
| 1143 | struct mlx5_flow_table *acl; |
| 1144 | struct mlx5_flow_group *g; |
| 1145 | void *match_criteria; |
| 1146 | u32 *flow_group_in; |
| 1147 | /* The ingress acl table contains 4 groups |
| 1148 | * (2 active rules at the same time - |
| 1149 | * 1 allow rule from one of the first 3 groups. |
| 1150 | * 1 drop rule from the last group): |
| 1151 | * 1)Allow untagged traffic with smac=original mac. |
| 1152 | * 2)Allow untagged traffic. |
| 1153 | * 3)Allow traffic with smac=original mac. |
| 1154 | * 4)Drop all other traffic. |
| 1155 | */ |
| 1156 | int table_size = 4; |
| 1157 | int err = 0; |
| 1158 | |
Mohamad Haj Yahia | 01f51f2 | 2016-05-03 17:14:00 +0300 | [diff] [blame] | 1159 | if (!MLX5_CAP_ESW_INGRESS_ACL(dev, ft_support) || |
| 1160 | !IS_ERR_OR_NULL(vport->ingress.acl)) |
Mohamad Haj Yahia | 5742df0 | 2016-05-03 17:13:57 +0300 | [diff] [blame] | 1161 | return; |
| 1162 | |
| 1163 | esw_debug(dev, "Create vport[%d] ingress ACL log_max_size(%d)\n", |
| 1164 | vport->vport, MLX5_CAP_ESW_INGRESS_ACL(dev, log_max_ft_size)); |
| 1165 | |
| 1166 | root_ns = mlx5_get_flow_namespace(dev, MLX5_FLOW_NAMESPACE_ESW_INGRESS); |
| 1167 | if (!root_ns) { |
| 1168 | esw_warn(dev, "Failed to get E-Switch ingress flow namespace\n"); |
| 1169 | return; |
| 1170 | } |
| 1171 | |
| 1172 | flow_group_in = mlx5_vzalloc(inlen); |
| 1173 | if (!flow_group_in) |
| 1174 | return; |
| 1175 | |
| 1176 | acl = mlx5_create_vport_flow_table(root_ns, 0, table_size, 0, vport->vport); |
| 1177 | if (IS_ERR_OR_NULL(acl)) { |
| 1178 | err = PTR_ERR(acl); |
| 1179 | esw_warn(dev, "Failed to create E-Switch vport[%d] ingress flow Table, err(%d)\n", |
| 1180 | vport->vport, err); |
| 1181 | goto out; |
| 1182 | } |
| 1183 | vport->ingress.acl = acl; |
| 1184 | |
| 1185 | match_criteria = MLX5_ADDR_OF(create_flow_group_in, flow_group_in, match_criteria); |
| 1186 | |
| 1187 | MLX5_SET(create_flow_group_in, flow_group_in, match_criteria_enable, MLX5_MATCH_OUTER_HEADERS); |
| 1188 | MLX5_SET_TO_ONES(fte_match_param, match_criteria, outer_headers.vlan_tag); |
| 1189 | MLX5_SET_TO_ONES(fte_match_param, match_criteria, outer_headers.smac_47_16); |
| 1190 | MLX5_SET_TO_ONES(fte_match_param, match_criteria, outer_headers.smac_15_0); |
| 1191 | MLX5_SET(create_flow_group_in, flow_group_in, start_flow_index, 0); |
| 1192 | MLX5_SET(create_flow_group_in, flow_group_in, end_flow_index, 0); |
| 1193 | |
| 1194 | g = mlx5_create_flow_group(acl, flow_group_in); |
| 1195 | if (IS_ERR_OR_NULL(g)) { |
| 1196 | err = PTR_ERR(g); |
| 1197 | esw_warn(dev, "Failed to create E-Switch vport[%d] ingress untagged spoofchk flow group, err(%d)\n", |
| 1198 | vport->vport, err); |
| 1199 | goto out; |
| 1200 | } |
| 1201 | vport->ingress.allow_untagged_spoofchk_grp = g; |
| 1202 | |
| 1203 | memset(flow_group_in, 0, inlen); |
| 1204 | MLX5_SET(create_flow_group_in, flow_group_in, match_criteria_enable, MLX5_MATCH_OUTER_HEADERS); |
| 1205 | MLX5_SET_TO_ONES(fte_match_param, match_criteria, outer_headers.vlan_tag); |
| 1206 | MLX5_SET(create_flow_group_in, flow_group_in, start_flow_index, 1); |
| 1207 | MLX5_SET(create_flow_group_in, flow_group_in, end_flow_index, 1); |
| 1208 | |
| 1209 | g = mlx5_create_flow_group(acl, flow_group_in); |
| 1210 | if (IS_ERR_OR_NULL(g)) { |
| 1211 | err = PTR_ERR(g); |
| 1212 | esw_warn(dev, "Failed to create E-Switch vport[%d] ingress untagged flow group, err(%d)\n", |
| 1213 | vport->vport, err); |
| 1214 | goto out; |
| 1215 | } |
| 1216 | vport->ingress.allow_untagged_only_grp = g; |
| 1217 | |
| 1218 | memset(flow_group_in, 0, inlen); |
| 1219 | MLX5_SET(create_flow_group_in, flow_group_in, match_criteria_enable, MLX5_MATCH_OUTER_HEADERS); |
| 1220 | MLX5_SET_TO_ONES(fte_match_param, match_criteria, outer_headers.smac_47_16); |
| 1221 | MLX5_SET_TO_ONES(fte_match_param, match_criteria, outer_headers.smac_15_0); |
| 1222 | MLX5_SET(create_flow_group_in, flow_group_in, start_flow_index, 2); |
| 1223 | MLX5_SET(create_flow_group_in, flow_group_in, end_flow_index, 2); |
| 1224 | |
| 1225 | g = mlx5_create_flow_group(acl, flow_group_in); |
| 1226 | if (IS_ERR_OR_NULL(g)) { |
| 1227 | err = PTR_ERR(g); |
| 1228 | esw_warn(dev, "Failed to create E-Switch vport[%d] ingress spoofchk flow group, err(%d)\n", |
| 1229 | vport->vport, err); |
| 1230 | goto out; |
| 1231 | } |
| 1232 | vport->ingress.allow_spoofchk_only_grp = g; |
| 1233 | |
| 1234 | memset(flow_group_in, 0, inlen); |
| 1235 | MLX5_SET(create_flow_group_in, flow_group_in, start_flow_index, 3); |
| 1236 | MLX5_SET(create_flow_group_in, flow_group_in, end_flow_index, 3); |
| 1237 | |
| 1238 | g = mlx5_create_flow_group(acl, flow_group_in); |
| 1239 | if (IS_ERR_OR_NULL(g)) { |
| 1240 | err = PTR_ERR(g); |
| 1241 | esw_warn(dev, "Failed to create E-Switch vport[%d] ingress drop flow group, err(%d)\n", |
| 1242 | vport->vport, err); |
| 1243 | goto out; |
| 1244 | } |
| 1245 | vport->ingress.drop_grp = g; |
| 1246 | |
| 1247 | out: |
| 1248 | if (err) { |
| 1249 | if (!IS_ERR_OR_NULL(vport->ingress.allow_spoofchk_only_grp)) |
| 1250 | mlx5_destroy_flow_group( |
| 1251 | vport->ingress.allow_spoofchk_only_grp); |
| 1252 | if (!IS_ERR_OR_NULL(vport->ingress.allow_untagged_only_grp)) |
| 1253 | mlx5_destroy_flow_group( |
| 1254 | vport->ingress.allow_untagged_only_grp); |
| 1255 | if (!IS_ERR_OR_NULL(vport->ingress.allow_untagged_spoofchk_grp)) |
| 1256 | mlx5_destroy_flow_group( |
| 1257 | vport->ingress.allow_untagged_spoofchk_grp); |
| 1258 | if (!IS_ERR_OR_NULL(vport->ingress.acl)) |
| 1259 | mlx5_destroy_flow_table(vport->ingress.acl); |
| 1260 | } |
| 1261 | |
| 1262 | kfree(flow_group_in); |
| 1263 | } |
| 1264 | |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1265 | static void esw_vport_cleanup_ingress_rules(struct mlx5_eswitch *esw, |
| 1266 | struct mlx5_vport *vport) |
| 1267 | { |
| 1268 | if (!IS_ERR_OR_NULL(vport->ingress.drop_rule)) |
| 1269 | mlx5_del_flow_rule(vport->ingress.drop_rule); |
Mohamad Haj Yahia | f942380 | 2016-05-03 17:13:59 +0300 | [diff] [blame] | 1270 | |
| 1271 | if (!IS_ERR_OR_NULL(vport->ingress.allow_rule)) |
| 1272 | mlx5_del_flow_rule(vport->ingress.allow_rule); |
| 1273 | |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1274 | vport->ingress.drop_rule = NULL; |
Mohamad Haj Yahia | f942380 | 2016-05-03 17:13:59 +0300 | [diff] [blame] | 1275 | vport->ingress.allow_rule = NULL; |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1276 | } |
| 1277 | |
Mohamad Haj Yahia | 5742df0 | 2016-05-03 17:13:57 +0300 | [diff] [blame] | 1278 | static void esw_vport_disable_ingress_acl(struct mlx5_eswitch *esw, |
| 1279 | struct mlx5_vport *vport) |
| 1280 | { |
| 1281 | if (IS_ERR_OR_NULL(vport->ingress.acl)) |
| 1282 | return; |
| 1283 | |
| 1284 | esw_debug(esw->dev, "Destroy vport[%d] E-Switch ingress ACL\n", vport->vport); |
| 1285 | |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1286 | esw_vport_cleanup_ingress_rules(esw, vport); |
Mohamad Haj Yahia | 5742df0 | 2016-05-03 17:13:57 +0300 | [diff] [blame] | 1287 | mlx5_destroy_flow_group(vport->ingress.allow_spoofchk_only_grp); |
| 1288 | mlx5_destroy_flow_group(vport->ingress.allow_untagged_only_grp); |
| 1289 | mlx5_destroy_flow_group(vport->ingress.allow_untagged_spoofchk_grp); |
| 1290 | mlx5_destroy_flow_group(vport->ingress.drop_grp); |
| 1291 | mlx5_destroy_flow_table(vport->ingress.acl); |
| 1292 | vport->ingress.acl = NULL; |
| 1293 | vport->ingress.drop_grp = NULL; |
| 1294 | vport->ingress.allow_spoofchk_only_grp = NULL; |
| 1295 | vport->ingress.allow_untagged_only_grp = NULL; |
| 1296 | vport->ingress.allow_untagged_spoofchk_grp = NULL; |
| 1297 | } |
| 1298 | |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1299 | static int esw_vport_ingress_config(struct mlx5_eswitch *esw, |
| 1300 | struct mlx5_vport *vport) |
| 1301 | { |
Mohamad Haj Yahia | f942380 | 2016-05-03 17:13:59 +0300 | [diff] [blame] | 1302 | u8 smac[ETH_ALEN]; |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1303 | u32 *match_v; |
| 1304 | u32 *match_c; |
| 1305 | int err = 0; |
Mohamad Haj Yahia | f942380 | 2016-05-03 17:13:59 +0300 | [diff] [blame] | 1306 | u8 *smac_v; |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1307 | |
Mohamad Haj Yahia | f942380 | 2016-05-03 17:13:59 +0300 | [diff] [blame] | 1308 | if (vport->spoofchk) { |
| 1309 | err = mlx5_query_nic_vport_mac_address(esw->dev, vport->vport, smac); |
| 1310 | if (err) { |
| 1311 | esw_warn(esw->dev, |
| 1312 | "vport[%d] configure ingress rules failed, query smac failed, err(%d)\n", |
| 1313 | vport->vport, err); |
| 1314 | return err; |
| 1315 | } |
| 1316 | |
| 1317 | if (!is_valid_ether_addr(smac)) { |
| 1318 | mlx5_core_warn(esw->dev, |
| 1319 | "vport[%d] configure ingress rules failed, illegal mac with spoofchk\n", |
| 1320 | vport->vport); |
| 1321 | return -EPERM; |
| 1322 | } |
| 1323 | } |
| 1324 | |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1325 | esw_vport_cleanup_ingress_rules(esw, vport); |
| 1326 | |
Mohamad Haj Yahia | 01f51f2 | 2016-05-03 17:14:00 +0300 | [diff] [blame] | 1327 | if (!vport->vlan && !vport->qos && !vport->spoofchk) { |
| 1328 | esw_vport_disable_ingress_acl(esw, vport); |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1329 | return 0; |
Mohamad Haj Yahia | 01f51f2 | 2016-05-03 17:14:00 +0300 | [diff] [blame] | 1330 | } |
| 1331 | |
| 1332 | esw_vport_enable_ingress_acl(esw, vport); |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1333 | |
| 1334 | esw_debug(esw->dev, |
| 1335 | "vport[%d] configure ingress rules, vlan(%d) qos(%d)\n", |
| 1336 | vport->vport, vport->vlan, vport->qos); |
| 1337 | |
| 1338 | match_v = kzalloc(MLX5_ST_SZ_BYTES(fte_match_param), GFP_KERNEL); |
| 1339 | match_c = kzalloc(MLX5_ST_SZ_BYTES(fte_match_param), GFP_KERNEL); |
| 1340 | if (!match_v || !match_c) { |
| 1341 | err = -ENOMEM; |
| 1342 | esw_warn(esw->dev, "vport[%d] configure ingress rules failed, err(%d)\n", |
| 1343 | vport->vport, err); |
| 1344 | goto out; |
| 1345 | } |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1346 | |
Mohamad Haj Yahia | f942380 | 2016-05-03 17:13:59 +0300 | [diff] [blame] | 1347 | if (vport->vlan || vport->qos) |
| 1348 | MLX5_SET_TO_ONES(fte_match_param, match_c, outer_headers.vlan_tag); |
| 1349 | |
| 1350 | if (vport->spoofchk) { |
| 1351 | MLX5_SET_TO_ONES(fte_match_param, match_c, outer_headers.smac_47_16); |
| 1352 | MLX5_SET_TO_ONES(fte_match_param, match_c, outer_headers.smac_15_0); |
| 1353 | smac_v = MLX5_ADDR_OF(fte_match_param, |
| 1354 | match_v, |
| 1355 | outer_headers.smac_47_16); |
| 1356 | ether_addr_copy(smac_v, smac); |
| 1357 | } |
| 1358 | |
| 1359 | vport->ingress.allow_rule = |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1360 | mlx5_add_flow_rule(vport->ingress.acl, |
| 1361 | MLX5_MATCH_OUTER_HEADERS, |
| 1362 | match_c, |
| 1363 | match_v, |
Mohamad Haj Yahia | f942380 | 2016-05-03 17:13:59 +0300 | [diff] [blame] | 1364 | MLX5_FLOW_CONTEXT_ACTION_ALLOW, |
| 1365 | 0, NULL); |
| 1366 | if (IS_ERR_OR_NULL(vport->ingress.allow_rule)) { |
| 1367 | err = PTR_ERR(vport->ingress.allow_rule); |
| 1368 | pr_warn("vport[%d] configure ingress allow rule, err(%d)\n", |
| 1369 | vport->vport, err); |
| 1370 | vport->ingress.allow_rule = NULL; |
| 1371 | goto out; |
| 1372 | } |
| 1373 | |
| 1374 | memset(match_c, 0, MLX5_ST_SZ_BYTES(fte_match_param)); |
| 1375 | memset(match_v, 0, MLX5_ST_SZ_BYTES(fte_match_param)); |
| 1376 | vport->ingress.drop_rule = |
| 1377 | mlx5_add_flow_rule(vport->ingress.acl, |
| 1378 | 0, |
| 1379 | match_c, |
| 1380 | match_v, |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1381 | MLX5_FLOW_CONTEXT_ACTION_DROP, |
| 1382 | 0, NULL); |
| 1383 | if (IS_ERR_OR_NULL(vport->ingress.drop_rule)) { |
| 1384 | err = PTR_ERR(vport->ingress.drop_rule); |
Mohamad Haj Yahia | f942380 | 2016-05-03 17:13:59 +0300 | [diff] [blame] | 1385 | pr_warn("vport[%d] configure ingress drop rule, err(%d)\n", |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1386 | vport->vport, err); |
| 1387 | vport->ingress.drop_rule = NULL; |
Mohamad Haj Yahia | f942380 | 2016-05-03 17:13:59 +0300 | [diff] [blame] | 1388 | goto out; |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1389 | } |
Mohamad Haj Yahia | f942380 | 2016-05-03 17:13:59 +0300 | [diff] [blame] | 1390 | |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1391 | out: |
Mohamad Haj Yahia | f942380 | 2016-05-03 17:13:59 +0300 | [diff] [blame] | 1392 | if (err) |
| 1393 | esw_vport_cleanup_ingress_rules(esw, vport); |
| 1394 | |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1395 | kfree(match_v); |
| 1396 | kfree(match_c); |
| 1397 | return err; |
| 1398 | } |
| 1399 | |
| 1400 | static int esw_vport_egress_config(struct mlx5_eswitch *esw, |
| 1401 | struct mlx5_vport *vport) |
| 1402 | { |
| 1403 | u32 *match_v; |
| 1404 | u32 *match_c; |
| 1405 | int err = 0; |
| 1406 | |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1407 | esw_vport_cleanup_egress_rules(esw, vport); |
| 1408 | |
Mohamad Haj Yahia | 01f51f2 | 2016-05-03 17:14:00 +0300 | [diff] [blame] | 1409 | if (!vport->vlan && !vport->qos) { |
| 1410 | esw_vport_disable_egress_acl(esw, vport); |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1411 | return 0; |
Mohamad Haj Yahia | 01f51f2 | 2016-05-03 17:14:00 +0300 | [diff] [blame] | 1412 | } |
| 1413 | |
| 1414 | esw_vport_enable_egress_acl(esw, vport); |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1415 | |
| 1416 | esw_debug(esw->dev, |
| 1417 | "vport[%d] configure egress rules, vlan(%d) qos(%d)\n", |
| 1418 | vport->vport, vport->vlan, vport->qos); |
| 1419 | |
| 1420 | match_v = kzalloc(MLX5_ST_SZ_BYTES(fte_match_param), GFP_KERNEL); |
| 1421 | match_c = kzalloc(MLX5_ST_SZ_BYTES(fte_match_param), GFP_KERNEL); |
| 1422 | if (!match_v || !match_c) { |
| 1423 | err = -ENOMEM; |
| 1424 | esw_warn(esw->dev, "vport[%d] configure egress rules failed, err(%d)\n", |
| 1425 | vport->vport, err); |
| 1426 | goto out; |
| 1427 | } |
| 1428 | |
| 1429 | /* Allowed vlan rule */ |
| 1430 | MLX5_SET_TO_ONES(fte_match_param, match_c, outer_headers.vlan_tag); |
| 1431 | MLX5_SET_TO_ONES(fte_match_param, match_v, outer_headers.vlan_tag); |
| 1432 | MLX5_SET_TO_ONES(fte_match_param, match_c, outer_headers.first_vid); |
| 1433 | MLX5_SET(fte_match_param, match_v, outer_headers.first_vid, vport->vlan); |
| 1434 | |
| 1435 | vport->egress.allowed_vlan = |
| 1436 | mlx5_add_flow_rule(vport->egress.acl, |
| 1437 | MLX5_MATCH_OUTER_HEADERS, |
| 1438 | match_c, |
| 1439 | match_v, |
| 1440 | MLX5_FLOW_CONTEXT_ACTION_ALLOW, |
| 1441 | 0, NULL); |
| 1442 | if (IS_ERR_OR_NULL(vport->egress.allowed_vlan)) { |
| 1443 | err = PTR_ERR(vport->egress.allowed_vlan); |
| 1444 | pr_warn("vport[%d] configure egress allowed vlan rule failed, err(%d)\n", |
| 1445 | vport->vport, err); |
| 1446 | vport->egress.allowed_vlan = NULL; |
| 1447 | goto out; |
| 1448 | } |
| 1449 | |
| 1450 | /* Drop others rule (star rule) */ |
| 1451 | memset(match_c, 0, MLX5_ST_SZ_BYTES(fte_match_param)); |
| 1452 | memset(match_v, 0, MLX5_ST_SZ_BYTES(fte_match_param)); |
| 1453 | vport->egress.drop_rule = |
| 1454 | mlx5_add_flow_rule(vport->egress.acl, |
| 1455 | 0, |
| 1456 | match_c, |
| 1457 | match_v, |
| 1458 | MLX5_FLOW_CONTEXT_ACTION_DROP, |
| 1459 | 0, NULL); |
| 1460 | if (IS_ERR_OR_NULL(vport->egress.drop_rule)) { |
| 1461 | err = PTR_ERR(vport->egress.drop_rule); |
| 1462 | pr_warn("vport[%d] configure egress drop rule failed, err(%d)\n", |
| 1463 | vport->vport, err); |
| 1464 | vport->egress.drop_rule = NULL; |
| 1465 | } |
| 1466 | out: |
| 1467 | kfree(match_v); |
| 1468 | kfree(match_c); |
| 1469 | return err; |
| 1470 | } |
| 1471 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 1472 | static void esw_enable_vport(struct mlx5_eswitch *esw, int vport_num, |
| 1473 | int enable_events) |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1474 | { |
| 1475 | struct mlx5_vport *vport = &esw->vports[vport_num]; |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1476 | |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1477 | mutex_lock(&esw->state_lock); |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 1478 | WARN_ON(vport->enabled); |
| 1479 | |
| 1480 | esw_debug(esw->dev, "Enabling VPORT(%d)\n", vport_num); |
Mohamad Haj Yahia | 5742df0 | 2016-05-03 17:13:57 +0300 | [diff] [blame] | 1481 | |
| 1482 | if (vport_num) { /* Only VFs need ACLs for VST and spoofchk filtering */ |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1483 | esw_vport_ingress_config(esw, vport); |
| 1484 | esw_vport_egress_config(esw, vport); |
Mohamad Haj Yahia | 5742df0 | 2016-05-03 17:13:57 +0300 | [diff] [blame] | 1485 | } |
| 1486 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 1487 | mlx5_modify_vport_admin_state(esw->dev, |
| 1488 | MLX5_QUERY_VPORT_STATE_IN_OP_MOD_ESW_VPORT, |
| 1489 | vport_num, |
| 1490 | MLX5_ESW_VPORT_ADMIN_STATE_AUTO); |
| 1491 | |
| 1492 | /* Sync with current vport context */ |
| 1493 | vport->enabled_events = enable_events; |
Mohamad Haj Yahia | 1edc57e | 2016-05-03 17:14:04 +0300 | [diff] [blame^] | 1494 | esw_vport_change_handle_locked(vport); |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 1495 | |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1496 | vport->enabled = true; |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1497 | |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 1498 | /* only PF is trusted by default */ |
| 1499 | vport->trusted = (vport_num) ? false : true; |
| 1500 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 1501 | arm_vport_context_events_cmd(esw->dev, vport_num, enable_events); |
| 1502 | |
| 1503 | esw->enabled_vports++; |
| 1504 | esw_debug(esw->dev, "Enabled VPORT(%d)\n", vport_num); |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1505 | mutex_unlock(&esw->state_lock); |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 1506 | } |
| 1507 | |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1508 | static void esw_disable_vport(struct mlx5_eswitch *esw, int vport_num) |
| 1509 | { |
| 1510 | struct mlx5_vport *vport = &esw->vports[vport_num]; |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1511 | |
| 1512 | if (!vport->enabled) |
| 1513 | return; |
| 1514 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 1515 | esw_debug(esw->dev, "Disabling vport(%d)\n", vport_num); |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1516 | /* Mark this vport as disabled to discard new events */ |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1517 | vport->enabled = false; |
Mohamad Haj Yahia | 831cae1 | 2016-05-03 17:13:55 +0300 | [diff] [blame] | 1518 | |
| 1519 | synchronize_irq(mlx5_get_msix_vec(esw->dev, MLX5_EQ_VEC_ASYNC)); |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1520 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 1521 | mlx5_modify_vport_admin_state(esw->dev, |
| 1522 | MLX5_QUERY_VPORT_STATE_IN_OP_MOD_ESW_VPORT, |
| 1523 | vport_num, |
| 1524 | MLX5_ESW_VPORT_ADMIN_STATE_DOWN); |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1525 | /* Wait for current already scheduled events to complete */ |
| 1526 | flush_workqueue(esw->work_queue); |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1527 | /* Disable events from this vport */ |
| 1528 | arm_vport_context_events_cmd(esw->dev, vport->vport, 0); |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1529 | mutex_lock(&esw->state_lock); |
Mohamad Haj Yahia | 586cfa7 | 2016-05-03 17:14:01 +0300 | [diff] [blame] | 1530 | /* We don't assume VFs will cleanup after themselves. |
| 1531 | * Calling vport change handler while vport is disabled will cleanup |
| 1532 | * the vport resources. |
| 1533 | */ |
Mohamad Haj Yahia | 1edc57e | 2016-05-03 17:14:04 +0300 | [diff] [blame^] | 1534 | esw_vport_change_handle_locked(vport); |
Mohamad Haj Yahia | 586cfa7 | 2016-05-03 17:14:01 +0300 | [diff] [blame] | 1535 | vport->enabled_events = 0; |
Mohamad Haj Yahia | 5742df0 | 2016-05-03 17:13:57 +0300 | [diff] [blame] | 1536 | if (vport_num) { |
| 1537 | esw_vport_disable_egress_acl(esw, vport); |
| 1538 | esw_vport_disable_ingress_acl(esw, vport); |
| 1539 | } |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 1540 | esw->enabled_vports--; |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1541 | mutex_unlock(&esw->state_lock); |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1542 | } |
| 1543 | |
| 1544 | /* Public E-Switch API */ |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 1545 | int mlx5_eswitch_enable_sriov(struct mlx5_eswitch *esw, int nvfs) |
| 1546 | { |
| 1547 | int err; |
| 1548 | int i; |
| 1549 | |
| 1550 | if (!esw || !MLX5_CAP_GEN(esw->dev, vport_group_manager) || |
| 1551 | MLX5_CAP_GEN(esw->dev, port_type) != MLX5_CAP_PORT_TYPE_ETH) |
| 1552 | return 0; |
| 1553 | |
| 1554 | if (!MLX5_CAP_GEN(esw->dev, eswitch_flow_table) || |
| 1555 | !MLX5_CAP_ESW_FLOWTABLE_FDB(esw->dev, ft_support)) { |
| 1556 | esw_warn(esw->dev, "E-Switch FDB is not supported, aborting ...\n"); |
| 1557 | return -ENOTSUPP; |
| 1558 | } |
| 1559 | |
Mohamad Haj Yahia | 5742df0 | 2016-05-03 17:13:57 +0300 | [diff] [blame] | 1560 | if (!MLX5_CAP_ESW_INGRESS_ACL(esw->dev, ft_support)) |
| 1561 | esw_warn(esw->dev, "E-Switch ingress ACL is not supported by FW\n"); |
| 1562 | |
| 1563 | if (!MLX5_CAP_ESW_EGRESS_ACL(esw->dev, ft_support)) |
| 1564 | esw_warn(esw->dev, "E-Switch engress ACL is not supported by FW\n"); |
| 1565 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 1566 | esw_info(esw->dev, "E-Switch enable SRIOV: nvfs(%d)\n", nvfs); |
| 1567 | |
| 1568 | esw_disable_vport(esw, 0); |
| 1569 | |
| 1570 | err = esw_create_fdb_table(esw, nvfs + 1); |
| 1571 | if (err) |
| 1572 | goto abort; |
| 1573 | |
| 1574 | for (i = 0; i <= nvfs; i++) |
| 1575 | esw_enable_vport(esw, i, SRIOV_VPORT_EVENTS); |
| 1576 | |
| 1577 | esw_info(esw->dev, "SRIOV enabled: active vports(%d)\n", |
| 1578 | esw->enabled_vports); |
| 1579 | return 0; |
| 1580 | |
| 1581 | abort: |
| 1582 | esw_enable_vport(esw, 0, UC_ADDR_CHANGE); |
| 1583 | return err; |
| 1584 | } |
| 1585 | |
| 1586 | void mlx5_eswitch_disable_sriov(struct mlx5_eswitch *esw) |
| 1587 | { |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 1588 | struct esw_mc_addr *mc_promisc; |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 1589 | int i; |
| 1590 | |
| 1591 | if (!esw || !MLX5_CAP_GEN(esw->dev, vport_group_manager) || |
| 1592 | MLX5_CAP_GEN(esw->dev, port_type) != MLX5_CAP_PORT_TYPE_ETH) |
| 1593 | return; |
| 1594 | |
| 1595 | esw_info(esw->dev, "disable SRIOV: active vports(%d)\n", |
| 1596 | esw->enabled_vports); |
| 1597 | |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 1598 | mc_promisc = esw->mc_promisc; |
| 1599 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 1600 | for (i = 0; i < esw->total_vports; i++) |
| 1601 | esw_disable_vport(esw, i); |
| 1602 | |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 1603 | if (mc_promisc && mc_promisc->uplink_rule) |
| 1604 | mlx5_del_flow_rule(mc_promisc->uplink_rule); |
| 1605 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 1606 | esw_destroy_fdb_table(esw); |
| 1607 | |
| 1608 | /* VPORT 0 (PF) must be enabled back with non-sriov configuration */ |
| 1609 | esw_enable_vport(esw, 0, UC_ADDR_CHANGE); |
| 1610 | } |
| 1611 | |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1612 | int mlx5_eswitch_init(struct mlx5_core_dev *dev) |
| 1613 | { |
| 1614 | int l2_table_size = 1 << MLX5_CAP_GEN(dev, log_max_l2_table); |
Mohamad Haj Yahia | efdc810 | 2016-05-03 17:13:54 +0300 | [diff] [blame] | 1615 | int total_vports = MLX5_TOTAL_VPORTS(dev); |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 1616 | struct esw_mc_addr *mc_promisc; |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1617 | struct mlx5_eswitch *esw; |
| 1618 | int vport_num; |
| 1619 | int err; |
| 1620 | |
| 1621 | if (!MLX5_CAP_GEN(dev, vport_group_manager) || |
| 1622 | MLX5_CAP_GEN(dev, port_type) != MLX5_CAP_PORT_TYPE_ETH) |
| 1623 | return 0; |
| 1624 | |
| 1625 | esw_info(dev, |
| 1626 | "Total vports %d, l2 table size(%d), per vport: max uc(%d) max mc(%d)\n", |
| 1627 | total_vports, l2_table_size, |
| 1628 | MLX5_MAX_UC_PER_VPORT(dev), |
| 1629 | MLX5_MAX_MC_PER_VPORT(dev)); |
| 1630 | |
| 1631 | esw = kzalloc(sizeof(*esw), GFP_KERNEL); |
| 1632 | if (!esw) |
| 1633 | return -ENOMEM; |
| 1634 | |
| 1635 | esw->dev = dev; |
| 1636 | |
| 1637 | esw->l2_table.bitmap = kcalloc(BITS_TO_LONGS(l2_table_size), |
| 1638 | sizeof(uintptr_t), GFP_KERNEL); |
| 1639 | if (!esw->l2_table.bitmap) { |
| 1640 | err = -ENOMEM; |
| 1641 | goto abort; |
| 1642 | } |
| 1643 | esw->l2_table.size = l2_table_size; |
| 1644 | |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 1645 | mc_promisc = kzalloc(sizeof(*mc_promisc), GFP_KERNEL); |
| 1646 | if (!mc_promisc) { |
| 1647 | err = -ENOMEM; |
| 1648 | goto abort; |
| 1649 | } |
| 1650 | esw->mc_promisc = mc_promisc; |
| 1651 | |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1652 | esw->work_queue = create_singlethread_workqueue("mlx5_esw_wq"); |
| 1653 | if (!esw->work_queue) { |
| 1654 | err = -ENOMEM; |
| 1655 | goto abort; |
| 1656 | } |
| 1657 | |
| 1658 | esw->vports = kcalloc(total_vports, sizeof(struct mlx5_vport), |
| 1659 | GFP_KERNEL); |
| 1660 | if (!esw->vports) { |
| 1661 | err = -ENOMEM; |
| 1662 | goto abort; |
| 1663 | } |
| 1664 | |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1665 | mutex_init(&esw->state_lock); |
| 1666 | |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1667 | for (vport_num = 0; vport_num < total_vports; vport_num++) { |
| 1668 | struct mlx5_vport *vport = &esw->vports[vport_num]; |
| 1669 | |
| 1670 | vport->vport = vport_num; |
| 1671 | vport->dev = dev; |
| 1672 | INIT_WORK(&vport->vport_change_handler, |
| 1673 | esw_vport_change_handler); |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1674 | } |
| 1675 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 1676 | esw->total_vports = total_vports; |
| 1677 | esw->enabled_vports = 0; |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1678 | |
Saeed Mahameed | 8184873 | 2015-12-01 18:03:20 +0200 | [diff] [blame] | 1679 | dev->priv.eswitch = esw; |
| 1680 | esw_enable_vport(esw, 0, UC_ADDR_CHANGE); |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1681 | /* VF Vports will be enabled when SRIOV is enabled */ |
| 1682 | return 0; |
| 1683 | abort: |
| 1684 | if (esw->work_queue) |
| 1685 | destroy_workqueue(esw->work_queue); |
| 1686 | kfree(esw->l2_table.bitmap); |
| 1687 | kfree(esw->vports); |
| 1688 | kfree(esw); |
| 1689 | return err; |
| 1690 | } |
| 1691 | |
| 1692 | void mlx5_eswitch_cleanup(struct mlx5_eswitch *esw) |
| 1693 | { |
| 1694 | if (!esw || !MLX5_CAP_GEN(esw->dev, vport_group_manager) || |
| 1695 | MLX5_CAP_GEN(esw->dev, port_type) != MLX5_CAP_PORT_TYPE_ETH) |
| 1696 | return; |
| 1697 | |
| 1698 | esw_info(esw->dev, "cleanup\n"); |
| 1699 | esw_disable_vport(esw, 0); |
| 1700 | |
| 1701 | esw->dev->priv.eswitch = NULL; |
| 1702 | destroy_workqueue(esw->work_queue); |
| 1703 | kfree(esw->l2_table.bitmap); |
Mohamad Haj Yahia | a35f71f | 2016-05-03 17:14:03 +0300 | [diff] [blame] | 1704 | kfree(esw->mc_promisc); |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1705 | kfree(esw->vports); |
| 1706 | kfree(esw); |
| 1707 | } |
| 1708 | |
| 1709 | void mlx5_eswitch_vport_event(struct mlx5_eswitch *esw, struct mlx5_eqe *eqe) |
| 1710 | { |
| 1711 | struct mlx5_eqe_vport_change *vc_eqe = &eqe->data.vport_change; |
| 1712 | u16 vport_num = be16_to_cpu(vc_eqe->vport_num); |
| 1713 | struct mlx5_vport *vport; |
| 1714 | |
| 1715 | if (!esw) { |
| 1716 | pr_warn("MLX5 E-Switch: vport %d got an event while eswitch is not initialized\n", |
| 1717 | vport_num); |
| 1718 | return; |
| 1719 | } |
| 1720 | |
| 1721 | vport = &esw->vports[vport_num]; |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1722 | if (vport->enabled) |
| 1723 | queue_work(esw->work_queue, &vport->vport_change_handler); |
Saeed Mahameed | 073bb18 | 2015-12-01 18:03:18 +0200 | [diff] [blame] | 1724 | } |
Saeed Mahameed | 7725657 | 2015-12-01 18:03:21 +0200 | [diff] [blame] | 1725 | |
| 1726 | /* Vport Administration */ |
| 1727 | #define ESW_ALLOWED(esw) \ |
| 1728 | (esw && MLX5_CAP_GEN(esw->dev, vport_group_manager) && mlx5_core_is_pf(esw->dev)) |
| 1729 | #define LEGAL_VPORT(esw, vport) (vport >= 0 && vport < esw->total_vports) |
| 1730 | |
| 1731 | int mlx5_eswitch_set_vport_mac(struct mlx5_eswitch *esw, |
| 1732 | int vport, u8 mac[ETH_ALEN]) |
| 1733 | { |
| 1734 | int err = 0; |
Mohamad Haj Yahia | f942380 | 2016-05-03 17:13:59 +0300 | [diff] [blame] | 1735 | struct mlx5_vport *evport; |
Saeed Mahameed | 7725657 | 2015-12-01 18:03:21 +0200 | [diff] [blame] | 1736 | |
| 1737 | if (!ESW_ALLOWED(esw)) |
| 1738 | return -EPERM; |
| 1739 | if (!LEGAL_VPORT(esw, vport)) |
| 1740 | return -EINVAL; |
| 1741 | |
Mohamad Haj Yahia | f942380 | 2016-05-03 17:13:59 +0300 | [diff] [blame] | 1742 | evport = &esw->vports[vport]; |
| 1743 | |
| 1744 | if (evport->spoofchk && !is_valid_ether_addr(mac)) { |
| 1745 | mlx5_core_warn(esw->dev, |
| 1746 | "MAC invalidation is not allowed when spoofchk is on, vport(%d)\n", |
| 1747 | vport); |
| 1748 | return -EPERM; |
| 1749 | } |
| 1750 | |
Saeed Mahameed | 7725657 | 2015-12-01 18:03:21 +0200 | [diff] [blame] | 1751 | err = mlx5_modify_nic_vport_mac_address(esw->dev, vport, mac); |
| 1752 | if (err) { |
| 1753 | mlx5_core_warn(esw->dev, |
| 1754 | "Failed to mlx5_modify_nic_vport_mac vport(%d) err=(%d)\n", |
| 1755 | vport, err); |
| 1756 | return err; |
| 1757 | } |
| 1758 | |
Mohamad Haj Yahia | f942380 | 2016-05-03 17:13:59 +0300 | [diff] [blame] | 1759 | mutex_lock(&esw->state_lock); |
| 1760 | if (evport->enabled) |
| 1761 | err = esw_vport_ingress_config(esw, evport); |
| 1762 | mutex_unlock(&esw->state_lock); |
| 1763 | |
Saeed Mahameed | 7725657 | 2015-12-01 18:03:21 +0200 | [diff] [blame] | 1764 | return err; |
| 1765 | } |
| 1766 | |
| 1767 | int mlx5_eswitch_set_vport_state(struct mlx5_eswitch *esw, |
| 1768 | int vport, int link_state) |
| 1769 | { |
| 1770 | if (!ESW_ALLOWED(esw)) |
| 1771 | return -EPERM; |
| 1772 | if (!LEGAL_VPORT(esw, vport)) |
| 1773 | return -EINVAL; |
| 1774 | |
| 1775 | return mlx5_modify_vport_admin_state(esw->dev, |
| 1776 | MLX5_QUERY_VPORT_STATE_IN_OP_MOD_ESW_VPORT, |
| 1777 | vport, link_state); |
| 1778 | } |
| 1779 | |
| 1780 | int mlx5_eswitch_get_vport_config(struct mlx5_eswitch *esw, |
| 1781 | int vport, struct ifla_vf_info *ivi) |
| 1782 | { |
Mohamad Haj Yahia | f942380 | 2016-05-03 17:13:59 +0300 | [diff] [blame] | 1783 | struct mlx5_vport *evport; |
Saeed Mahameed | 9e7ea35 | 2015-12-01 18:03:23 +0200 | [diff] [blame] | 1784 | u16 vlan; |
| 1785 | u8 qos; |
| 1786 | |
Saeed Mahameed | 7725657 | 2015-12-01 18:03:21 +0200 | [diff] [blame] | 1787 | if (!ESW_ALLOWED(esw)) |
| 1788 | return -EPERM; |
| 1789 | if (!LEGAL_VPORT(esw, vport)) |
| 1790 | return -EINVAL; |
| 1791 | |
Mohamad Haj Yahia | f942380 | 2016-05-03 17:13:59 +0300 | [diff] [blame] | 1792 | evport = &esw->vports[vport]; |
| 1793 | |
Saeed Mahameed | 7725657 | 2015-12-01 18:03:21 +0200 | [diff] [blame] | 1794 | memset(ivi, 0, sizeof(*ivi)); |
| 1795 | ivi->vf = vport - 1; |
| 1796 | |
| 1797 | mlx5_query_nic_vport_mac_address(esw->dev, vport, ivi->mac); |
| 1798 | ivi->linkstate = mlx5_query_vport_admin_state(esw->dev, |
| 1799 | MLX5_QUERY_VPORT_STATE_IN_OP_MOD_ESW_VPORT, |
| 1800 | vport); |
Saeed Mahameed | 9e7ea35 | 2015-12-01 18:03:23 +0200 | [diff] [blame] | 1801 | query_esw_vport_cvlan(esw->dev, vport, &vlan, &qos); |
| 1802 | ivi->vlan = vlan; |
| 1803 | ivi->qos = qos; |
Mohamad Haj Yahia | f942380 | 2016-05-03 17:13:59 +0300 | [diff] [blame] | 1804 | ivi->spoofchk = evport->spoofchk; |
Saeed Mahameed | 7725657 | 2015-12-01 18:03:21 +0200 | [diff] [blame] | 1805 | |
| 1806 | return 0; |
| 1807 | } |
Saeed Mahameed | 9e7ea35 | 2015-12-01 18:03:23 +0200 | [diff] [blame] | 1808 | |
| 1809 | int mlx5_eswitch_set_vport_vlan(struct mlx5_eswitch *esw, |
| 1810 | int vport, u16 vlan, u8 qos) |
| 1811 | { |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1812 | struct mlx5_vport *evport; |
| 1813 | int err = 0; |
Saeed Mahameed | 9e7ea35 | 2015-12-01 18:03:23 +0200 | [diff] [blame] | 1814 | int set = 0; |
| 1815 | |
| 1816 | if (!ESW_ALLOWED(esw)) |
| 1817 | return -EPERM; |
| 1818 | if (!LEGAL_VPORT(esw, vport) || (vlan > 4095) || (qos > 7)) |
| 1819 | return -EINVAL; |
| 1820 | |
| 1821 | if (vlan || qos) |
| 1822 | set = 1; |
| 1823 | |
Mohamad Haj Yahia | dfcb1ed | 2016-05-03 17:13:58 +0300 | [diff] [blame] | 1824 | evport = &esw->vports[vport]; |
| 1825 | |
| 1826 | err = modify_esw_vport_cvlan(esw->dev, vport, vlan, qos, set); |
| 1827 | if (err) |
| 1828 | return err; |
| 1829 | |
| 1830 | mutex_lock(&esw->state_lock); |
| 1831 | evport->vlan = vlan; |
| 1832 | evport->qos = qos; |
| 1833 | if (evport->enabled) { |
| 1834 | err = esw_vport_ingress_config(esw, evport); |
| 1835 | if (err) |
| 1836 | goto out; |
| 1837 | err = esw_vport_egress_config(esw, evport); |
| 1838 | } |
| 1839 | |
| 1840 | out: |
| 1841 | mutex_unlock(&esw->state_lock); |
| 1842 | return err; |
Saeed Mahameed | 9e7ea35 | 2015-12-01 18:03:23 +0200 | [diff] [blame] | 1843 | } |
Saeed Mahameed | 3b751a2a | 2015-12-01 18:03:24 +0200 | [diff] [blame] | 1844 | |
Mohamad Haj Yahia | f942380 | 2016-05-03 17:13:59 +0300 | [diff] [blame] | 1845 | int mlx5_eswitch_set_vport_spoofchk(struct mlx5_eswitch *esw, |
| 1846 | int vport, bool spoofchk) |
| 1847 | { |
| 1848 | struct mlx5_vport *evport; |
| 1849 | bool pschk; |
| 1850 | int err = 0; |
| 1851 | |
| 1852 | if (!ESW_ALLOWED(esw)) |
| 1853 | return -EPERM; |
| 1854 | if (!LEGAL_VPORT(esw, vport)) |
| 1855 | return -EINVAL; |
| 1856 | |
| 1857 | evport = &esw->vports[vport]; |
| 1858 | |
| 1859 | mutex_lock(&esw->state_lock); |
| 1860 | pschk = evport->spoofchk; |
| 1861 | evport->spoofchk = spoofchk; |
| 1862 | if (evport->enabled) |
| 1863 | err = esw_vport_ingress_config(esw, evport); |
| 1864 | if (err) |
| 1865 | evport->spoofchk = pschk; |
| 1866 | mutex_unlock(&esw->state_lock); |
| 1867 | |
| 1868 | return err; |
| 1869 | } |
| 1870 | |
Mohamad Haj Yahia | 1edc57e | 2016-05-03 17:14:04 +0300 | [diff] [blame^] | 1871 | int mlx5_eswitch_set_vport_trust(struct mlx5_eswitch *esw, |
| 1872 | int vport, bool setting) |
| 1873 | { |
| 1874 | struct mlx5_vport *evport; |
| 1875 | |
| 1876 | if (!ESW_ALLOWED(esw)) |
| 1877 | return -EPERM; |
| 1878 | if (!LEGAL_VPORT(esw, vport)) |
| 1879 | return -EINVAL; |
| 1880 | |
| 1881 | evport = &esw->vports[vport]; |
| 1882 | |
| 1883 | mutex_lock(&esw->state_lock); |
| 1884 | evport->trusted = setting; |
| 1885 | if (evport->enabled) |
| 1886 | esw_vport_change_handle_locked(evport); |
| 1887 | mutex_unlock(&esw->state_lock); |
| 1888 | |
| 1889 | return 0; |
| 1890 | } |
| 1891 | |
Saeed Mahameed | 3b751a2a | 2015-12-01 18:03:24 +0200 | [diff] [blame] | 1892 | int mlx5_eswitch_get_vport_stats(struct mlx5_eswitch *esw, |
| 1893 | int vport, |
| 1894 | struct ifla_vf_stats *vf_stats) |
| 1895 | { |
| 1896 | int outlen = MLX5_ST_SZ_BYTES(query_vport_counter_out); |
| 1897 | u32 in[MLX5_ST_SZ_DW(query_vport_counter_in)]; |
| 1898 | int err = 0; |
| 1899 | u32 *out; |
| 1900 | |
| 1901 | if (!ESW_ALLOWED(esw)) |
| 1902 | return -EPERM; |
| 1903 | if (!LEGAL_VPORT(esw, vport)) |
| 1904 | return -EINVAL; |
| 1905 | |
| 1906 | out = mlx5_vzalloc(outlen); |
| 1907 | if (!out) |
| 1908 | return -ENOMEM; |
| 1909 | |
| 1910 | memset(in, 0, sizeof(in)); |
| 1911 | |
| 1912 | MLX5_SET(query_vport_counter_in, in, opcode, |
| 1913 | MLX5_CMD_OP_QUERY_VPORT_COUNTER); |
| 1914 | MLX5_SET(query_vport_counter_in, in, op_mod, 0); |
| 1915 | MLX5_SET(query_vport_counter_in, in, vport_number, vport); |
| 1916 | if (vport) |
| 1917 | MLX5_SET(query_vport_counter_in, in, other_vport, 1); |
| 1918 | |
| 1919 | memset(out, 0, outlen); |
| 1920 | err = mlx5_cmd_exec(esw->dev, in, sizeof(in), out, outlen); |
| 1921 | if (err) |
| 1922 | goto free_out; |
| 1923 | |
| 1924 | #define MLX5_GET_CTR(p, x) \ |
| 1925 | MLX5_GET64(query_vport_counter_out, p, x) |
| 1926 | |
| 1927 | memset(vf_stats, 0, sizeof(*vf_stats)); |
| 1928 | vf_stats->rx_packets = |
| 1929 | MLX5_GET_CTR(out, received_eth_unicast.packets) + |
| 1930 | MLX5_GET_CTR(out, received_eth_multicast.packets) + |
| 1931 | MLX5_GET_CTR(out, received_eth_broadcast.packets); |
| 1932 | |
| 1933 | vf_stats->rx_bytes = |
| 1934 | MLX5_GET_CTR(out, received_eth_unicast.octets) + |
| 1935 | MLX5_GET_CTR(out, received_eth_multicast.octets) + |
| 1936 | MLX5_GET_CTR(out, received_eth_broadcast.octets); |
| 1937 | |
| 1938 | vf_stats->tx_packets = |
| 1939 | MLX5_GET_CTR(out, transmitted_eth_unicast.packets) + |
| 1940 | MLX5_GET_CTR(out, transmitted_eth_multicast.packets) + |
| 1941 | MLX5_GET_CTR(out, transmitted_eth_broadcast.packets); |
| 1942 | |
| 1943 | vf_stats->tx_bytes = |
| 1944 | MLX5_GET_CTR(out, transmitted_eth_unicast.octets) + |
| 1945 | MLX5_GET_CTR(out, transmitted_eth_multicast.octets) + |
| 1946 | MLX5_GET_CTR(out, transmitted_eth_broadcast.octets); |
| 1947 | |
| 1948 | vf_stats->multicast = |
| 1949 | MLX5_GET_CTR(out, received_eth_multicast.packets); |
| 1950 | |
| 1951 | vf_stats->broadcast = |
| 1952 | MLX5_GET_CTR(out, received_eth_broadcast.packets); |
| 1953 | |
| 1954 | free_out: |
| 1955 | kvfree(out); |
| 1956 | return err; |
| 1957 | } |