1 /* 2 * AMD 10Gb Ethernet driver 3 * 4 * This file is available to you under your choice of the following two 5 * licenses: 6 * 7 * License 1: GPLv2 8 * 9 * Copyright (c) 2014-2016 Advanced Micro Devices, Inc. 10 * 11 * This file is free software; you may copy, redistribute and/or modify 12 * it under the terms of the GNU General Public License as published by 13 * the Free Software Foundation, either version 2 of the License, or (at 14 * your option) any later version. 15 * 16 * This file is distributed in the hope that it will be useful, but 17 * WITHOUT ANY WARRANTY; without even the implied warranty of 18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 19 * General Public License for more details. 20 * 21 * You should have received a copy of the GNU General Public License 22 * along with this program. If not, see <http://www.gnu.org/licenses/>. 23 * 24 * This file incorporates work covered by the following copyright and 25 * permission notice: 26 * The Synopsys DWC ETHER XGMAC Software Driver and documentation 27 * (hereinafter "Software") is an unsupported proprietary work of Synopsys, 28 * Inc. unless otherwise expressly agreed to in writing between Synopsys 29 * and you. 30 * 31 * The Software IS NOT an item of Licensed Software or Licensed Product 32 * under any End User Software License Agreement or Agreement for Licensed 33 * Product with Synopsys or any supplement thereto. Permission is hereby 34 * granted, free of charge, to any person obtaining a copy of this software 35 * annotated with this license and the Software, to deal in the Software 36 * without restriction, including without limitation the rights to use, 37 * copy, modify, merge, publish, distribute, sublicense, and/or sell copies 38 * of the Software, and to permit persons to whom the Software is furnished 39 * to do so, subject to the following conditions: 40 * 41 * The above copyright notice and this permission notice shall be included 42 * in all copies or substantial portions of the Software. 43 * 44 * THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS" 45 * BASIS AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 46 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A 47 * PARTICULAR PURPOSE ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS 48 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 49 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 50 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 51 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 52 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 53 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 54 * THE POSSIBILITY OF SUCH DAMAGE. 55 * 56 * 57 * License 2: Modified BSD 58 * 59 * Copyright (c) 2014-2016 Advanced Micro Devices, Inc. 60 * All rights reserved. 61 * 62 * Redistribution and use in source and binary forms, with or without 63 * modification, are permitted provided that the following conditions are met: 64 * * Redistributions of source code must retain the above copyright 65 * notice, this list of conditions and the following disclaimer. 66 * * Redistributions in binary form must reproduce the above copyright 67 * notice, this list of conditions and the following disclaimer in the 68 * documentation and/or other materials provided with the distribution. 69 * * Neither the name of Advanced Micro Devices, Inc. nor the 70 * names of its contributors may be used to endorse or promote products 71 * derived from this software without specific prior written permission. 72 * 73 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 74 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 75 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 76 * ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY 77 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 78 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 79 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 80 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 81 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 82 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 83 * 84 * This file incorporates work covered by the following copyright and 85 * permission notice: 86 * The Synopsys DWC ETHER XGMAC Software Driver and documentation 87 * (hereinafter "Software") is an unsupported proprietary work of Synopsys, 88 * Inc. unless otherwise expressly agreed to in writing between Synopsys 89 * and you. 90 * 91 * The Software IS NOT an item of Licensed Software or Licensed Product 92 * under any End User Software License Agreement or Agreement for Licensed 93 * Product with Synopsys or any supplement thereto. Permission is hereby 94 * granted, free of charge, to any person obtaining a copy of this software 95 * annotated with this license and the Software, to deal in the Software 96 * without restriction, including without limitation the rights to use, 97 * copy, modify, merge, publish, distribute, sublicense, and/or sell copies 98 * of the Software, and to permit persons to whom the Software is furnished 99 * to do so, subject to the following conditions: 100 * 101 * The above copyright notice and this permission notice shall be included 102 * in all copies or substantial portions of the Software. 103 * 104 * THIS SOFTWARE IS BEING DISTRIBUTED BY SYNOPSYS SOLELY ON AN "AS IS" 105 * BASIS AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 106 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A 107 * PARTICULAR PURPOSE ARE HEREBY DISCLAIMED. IN NO EVENT SHALL SYNOPSYS 108 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 109 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 110 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 111 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 112 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 113 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 114 * THE POSSIBILITY OF SUCH DAMAGE. 115 */ 116 117 #include <linux/spinlock.h> 118 #include <linux/phy.h> 119 #include <linux/net_tstamp.h> 120 121 #include "xgbe.h" 122 #include "xgbe-common.h" 123 124 struct xgbe_stats { 125 char stat_string[ETH_GSTRING_LEN]; 126 int stat_size; 127 int stat_offset; 128 }; 129 130 #define XGMAC_MMC_STAT(_string, _var) \ 131 { _string, \ 132 FIELD_SIZEOF(struct xgbe_mmc_stats, _var), \ 133 offsetof(struct xgbe_prv_data, mmc_stats._var), \ 134 } 135 136 #define XGMAC_EXT_STAT(_string, _var) \ 137 { _string, \ 138 FIELD_SIZEOF(struct xgbe_ext_stats, _var), \ 139 offsetof(struct xgbe_prv_data, ext_stats._var), \ 140 } 141 142 static const struct xgbe_stats xgbe_gstring_stats[] = { 143 XGMAC_MMC_STAT("tx_bytes", txoctetcount_gb), 144 XGMAC_MMC_STAT("tx_packets", txframecount_gb), 145 XGMAC_MMC_STAT("tx_unicast_packets", txunicastframes_gb), 146 XGMAC_MMC_STAT("tx_broadcast_packets", txbroadcastframes_gb), 147 XGMAC_MMC_STAT("tx_multicast_packets", txmulticastframes_gb), 148 XGMAC_MMC_STAT("tx_vlan_packets", txvlanframes_g), 149 XGMAC_EXT_STAT("tx_tso_packets", tx_tso_packets), 150 XGMAC_MMC_STAT("tx_64_byte_packets", tx64octets_gb), 151 XGMAC_MMC_STAT("tx_65_to_127_byte_packets", tx65to127octets_gb), 152 XGMAC_MMC_STAT("tx_128_to_255_byte_packets", tx128to255octets_gb), 153 XGMAC_MMC_STAT("tx_256_to_511_byte_packets", tx256to511octets_gb), 154 XGMAC_MMC_STAT("tx_512_to_1023_byte_packets", tx512to1023octets_gb), 155 XGMAC_MMC_STAT("tx_1024_to_max_byte_packets", tx1024tomaxoctets_gb), 156 XGMAC_MMC_STAT("tx_underflow_errors", txunderflowerror), 157 XGMAC_MMC_STAT("tx_pause_frames", txpauseframes), 158 159 XGMAC_MMC_STAT("rx_bytes", rxoctetcount_gb), 160 XGMAC_MMC_STAT("rx_packets", rxframecount_gb), 161 XGMAC_MMC_STAT("rx_unicast_packets", rxunicastframes_g), 162 XGMAC_MMC_STAT("rx_broadcast_packets", rxbroadcastframes_g), 163 XGMAC_MMC_STAT("rx_multicast_packets", rxmulticastframes_g), 164 XGMAC_MMC_STAT("rx_vlan_packets", rxvlanframes_gb), 165 XGMAC_MMC_STAT("rx_64_byte_packets", rx64octets_gb), 166 XGMAC_MMC_STAT("rx_65_to_127_byte_packets", rx65to127octets_gb), 167 XGMAC_MMC_STAT("rx_128_to_255_byte_packets", rx128to255octets_gb), 168 XGMAC_MMC_STAT("rx_256_to_511_byte_packets", rx256to511octets_gb), 169 XGMAC_MMC_STAT("rx_512_to_1023_byte_packets", rx512to1023octets_gb), 170 XGMAC_MMC_STAT("rx_1024_to_max_byte_packets", rx1024tomaxoctets_gb), 171 XGMAC_MMC_STAT("rx_undersize_packets", rxundersize_g), 172 XGMAC_MMC_STAT("rx_oversize_packets", rxoversize_g), 173 XGMAC_MMC_STAT("rx_crc_errors", rxcrcerror), 174 XGMAC_MMC_STAT("rx_crc_errors_small_packets", rxrunterror), 175 XGMAC_MMC_STAT("rx_crc_errors_giant_packets", rxjabbererror), 176 XGMAC_MMC_STAT("rx_length_errors", rxlengtherror), 177 XGMAC_MMC_STAT("rx_out_of_range_errors", rxoutofrangetype), 178 XGMAC_MMC_STAT("rx_fifo_overflow_errors", rxfifooverflow), 179 XGMAC_MMC_STAT("rx_watchdog_errors", rxwatchdogerror), 180 XGMAC_MMC_STAT("rx_pause_frames", rxpauseframes), 181 XGMAC_EXT_STAT("rx_split_header_packets", rx_split_header_packets), 182 XGMAC_EXT_STAT("rx_buffer_unavailable", rx_buffer_unavailable), 183 }; 184 185 #define XGBE_STATS_COUNT ARRAY_SIZE(xgbe_gstring_stats) 186 187 static void xgbe_get_strings(struct net_device *netdev, u32 stringset, u8 *data) 188 { 189 int i; 190 191 switch (stringset) { 192 case ETH_SS_STATS: 193 for (i = 0; i < XGBE_STATS_COUNT; i++) { 194 memcpy(data, xgbe_gstring_stats[i].stat_string, 195 ETH_GSTRING_LEN); 196 data += ETH_GSTRING_LEN; 197 } 198 break; 199 } 200 } 201 202 static void xgbe_get_ethtool_stats(struct net_device *netdev, 203 struct ethtool_stats *stats, u64 *data) 204 { 205 struct xgbe_prv_data *pdata = netdev_priv(netdev); 206 u8 *stat; 207 int i; 208 209 pdata->hw_if.read_mmc_stats(pdata); 210 for (i = 0; i < XGBE_STATS_COUNT; i++) { 211 stat = (u8 *)pdata + xgbe_gstring_stats[i].stat_offset; 212 *data++ = *(u64 *)stat; 213 } 214 } 215 216 static int xgbe_get_sset_count(struct net_device *netdev, int stringset) 217 { 218 int ret; 219 220 switch (stringset) { 221 case ETH_SS_STATS: 222 ret = XGBE_STATS_COUNT; 223 break; 224 225 default: 226 ret = -EOPNOTSUPP; 227 } 228 229 return ret; 230 } 231 232 static void xgbe_get_pauseparam(struct net_device *netdev, 233 struct ethtool_pauseparam *pause) 234 { 235 struct xgbe_prv_data *pdata = netdev_priv(netdev); 236 237 pause->autoneg = pdata->phy.pause_autoneg; 238 pause->tx_pause = pdata->phy.tx_pause; 239 pause->rx_pause = pdata->phy.rx_pause; 240 } 241 242 static int xgbe_set_pauseparam(struct net_device *netdev, 243 struct ethtool_pauseparam *pause) 244 { 245 struct xgbe_prv_data *pdata = netdev_priv(netdev); 246 int ret = 0; 247 248 if (pause->autoneg && (pdata->phy.autoneg != AUTONEG_ENABLE)) { 249 netdev_err(netdev, 250 "autoneg disabled, pause autoneg not avialable\n"); 251 return -EINVAL; 252 } 253 254 pdata->phy.pause_autoneg = pause->autoneg; 255 pdata->phy.tx_pause = pause->tx_pause; 256 pdata->phy.rx_pause = pause->rx_pause; 257 258 pdata->phy.advertising &= ~ADVERTISED_Pause; 259 pdata->phy.advertising &= ~ADVERTISED_Asym_Pause; 260 261 if (pause->rx_pause) { 262 pdata->phy.advertising |= ADVERTISED_Pause; 263 pdata->phy.advertising |= ADVERTISED_Asym_Pause; 264 } 265 266 if (pause->tx_pause) 267 pdata->phy.advertising ^= ADVERTISED_Asym_Pause; 268 269 if (netif_running(netdev)) 270 ret = pdata->phy_if.phy_config_aneg(pdata); 271 272 return ret; 273 } 274 275 static int xgbe_get_settings(struct net_device *netdev, 276 struct ethtool_cmd *cmd) 277 { 278 struct xgbe_prv_data *pdata = netdev_priv(netdev); 279 280 cmd->phy_address = pdata->phy.address; 281 282 cmd->supported = pdata->phy.supported; 283 cmd->advertising = pdata->phy.advertising; 284 cmd->lp_advertising = pdata->phy.lp_advertising; 285 286 cmd->autoneg = pdata->phy.autoneg; 287 ethtool_cmd_speed_set(cmd, pdata->phy.speed); 288 cmd->duplex = pdata->phy.duplex; 289 290 cmd->port = PORT_NONE; 291 cmd->transceiver = XCVR_INTERNAL; 292 293 return 0; 294 } 295 296 static int xgbe_set_settings(struct net_device *netdev, 297 struct ethtool_cmd *cmd) 298 { 299 struct xgbe_prv_data *pdata = netdev_priv(netdev); 300 u32 speed; 301 int ret; 302 303 speed = ethtool_cmd_speed(cmd); 304 305 if (cmd->phy_address != pdata->phy.address) { 306 netdev_err(netdev, "invalid phy address %hhu\n", 307 cmd->phy_address); 308 return -EINVAL; 309 } 310 311 if ((cmd->autoneg != AUTONEG_ENABLE) && 312 (cmd->autoneg != AUTONEG_DISABLE)) { 313 netdev_err(netdev, "unsupported autoneg %hhu\n", 314 cmd->autoneg); 315 return -EINVAL; 316 } 317 318 if (cmd->autoneg == AUTONEG_DISABLE) { 319 switch (speed) { 320 case SPEED_10000: 321 break; 322 case SPEED_2500: 323 if (pdata->speed_set != XGBE_SPEEDSET_2500_10000) { 324 netdev_err(netdev, "unsupported speed %u\n", 325 speed); 326 return -EINVAL; 327 } 328 break; 329 case SPEED_1000: 330 if (pdata->speed_set != XGBE_SPEEDSET_1000_10000) { 331 netdev_err(netdev, "unsupported speed %u\n", 332 speed); 333 return -EINVAL; 334 } 335 break; 336 default: 337 netdev_err(netdev, "unsupported speed %u\n", speed); 338 return -EINVAL; 339 } 340 341 if (cmd->duplex != DUPLEX_FULL) { 342 netdev_err(netdev, "unsupported duplex %hhu\n", 343 cmd->duplex); 344 return -EINVAL; 345 } 346 } 347 348 netif_dbg(pdata, link, netdev, 349 "requested advertisement %#x, phy supported %#x\n", 350 cmd->advertising, pdata->phy.supported); 351 352 cmd->advertising &= pdata->phy.supported; 353 if ((cmd->autoneg == AUTONEG_ENABLE) && !cmd->advertising) { 354 netdev_err(netdev, 355 "unsupported requested advertisement\n"); 356 return -EINVAL; 357 } 358 359 ret = 0; 360 pdata->phy.autoneg = cmd->autoneg; 361 pdata->phy.speed = speed; 362 pdata->phy.duplex = cmd->duplex; 363 pdata->phy.advertising = cmd->advertising; 364 365 if (cmd->autoneg == AUTONEG_ENABLE) 366 pdata->phy.advertising |= ADVERTISED_Autoneg; 367 else 368 pdata->phy.advertising &= ~ADVERTISED_Autoneg; 369 370 if (netif_running(netdev)) 371 ret = pdata->phy_if.phy_config_aneg(pdata); 372 373 return ret; 374 } 375 376 static void xgbe_get_drvinfo(struct net_device *netdev, 377 struct ethtool_drvinfo *drvinfo) 378 { 379 struct xgbe_prv_data *pdata = netdev_priv(netdev); 380 struct xgbe_hw_features *hw_feat = &pdata->hw_feat; 381 382 strlcpy(drvinfo->driver, XGBE_DRV_NAME, sizeof(drvinfo->driver)); 383 strlcpy(drvinfo->version, XGBE_DRV_VERSION, sizeof(drvinfo->version)); 384 strlcpy(drvinfo->bus_info, dev_name(pdata->dev), 385 sizeof(drvinfo->bus_info)); 386 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), "%d.%d.%d", 387 XGMAC_GET_BITS(hw_feat->version, MAC_VR, USERVER), 388 XGMAC_GET_BITS(hw_feat->version, MAC_VR, DEVID), 389 XGMAC_GET_BITS(hw_feat->version, MAC_VR, SNPSVER)); 390 } 391 392 static u32 xgbe_get_msglevel(struct net_device *netdev) 393 { 394 struct xgbe_prv_data *pdata = netdev_priv(netdev); 395 396 return pdata->msg_enable; 397 } 398 399 static void xgbe_set_msglevel(struct net_device *netdev, u32 msglevel) 400 { 401 struct xgbe_prv_data *pdata = netdev_priv(netdev); 402 403 pdata->msg_enable = msglevel; 404 } 405 406 static int xgbe_get_coalesce(struct net_device *netdev, 407 struct ethtool_coalesce *ec) 408 { 409 struct xgbe_prv_data *pdata = netdev_priv(netdev); 410 411 memset(ec, 0, sizeof(struct ethtool_coalesce)); 412 413 ec->rx_coalesce_usecs = pdata->rx_usecs; 414 ec->rx_max_coalesced_frames = pdata->rx_frames; 415 416 ec->tx_max_coalesced_frames = pdata->tx_frames; 417 418 return 0; 419 } 420 421 static int xgbe_set_coalesce(struct net_device *netdev, 422 struct ethtool_coalesce *ec) 423 { 424 struct xgbe_prv_data *pdata = netdev_priv(netdev); 425 struct xgbe_hw_if *hw_if = &pdata->hw_if; 426 unsigned int rx_frames, rx_riwt, rx_usecs; 427 unsigned int tx_frames; 428 429 /* Check for not supported parameters */ 430 if ((ec->rx_coalesce_usecs_irq) || 431 (ec->rx_max_coalesced_frames_irq) || 432 (ec->tx_coalesce_usecs) || 433 (ec->tx_coalesce_usecs_irq) || 434 (ec->tx_max_coalesced_frames_irq) || 435 (ec->stats_block_coalesce_usecs) || 436 (ec->use_adaptive_rx_coalesce) || 437 (ec->use_adaptive_tx_coalesce) || 438 (ec->pkt_rate_low) || 439 (ec->rx_coalesce_usecs_low) || 440 (ec->rx_max_coalesced_frames_low) || 441 (ec->tx_coalesce_usecs_low) || 442 (ec->tx_max_coalesced_frames_low) || 443 (ec->pkt_rate_high) || 444 (ec->rx_coalesce_usecs_high) || 445 (ec->rx_max_coalesced_frames_high) || 446 (ec->tx_coalesce_usecs_high) || 447 (ec->tx_max_coalesced_frames_high) || 448 (ec->rate_sample_interval)) { 449 netdev_err(netdev, "unsupported coalescing parameter\n"); 450 return -EOPNOTSUPP; 451 } 452 453 rx_riwt = hw_if->usec_to_riwt(pdata, ec->rx_coalesce_usecs); 454 rx_usecs = ec->rx_coalesce_usecs; 455 rx_frames = ec->rx_max_coalesced_frames; 456 457 /* Use smallest possible value if conversion resulted in zero */ 458 if (rx_usecs && !rx_riwt) 459 rx_riwt = 1; 460 461 /* Check the bounds of values for Rx */ 462 if (rx_riwt > XGMAC_MAX_DMA_RIWT) { 463 netdev_err(netdev, "rx-usec is limited to %d usecs\n", 464 hw_if->riwt_to_usec(pdata, XGMAC_MAX_DMA_RIWT)); 465 return -EINVAL; 466 } 467 if (rx_frames > pdata->rx_desc_count) { 468 netdev_err(netdev, "rx-frames is limited to %d frames\n", 469 pdata->rx_desc_count); 470 return -EINVAL; 471 } 472 473 tx_frames = ec->tx_max_coalesced_frames; 474 475 /* Check the bounds of values for Tx */ 476 if (tx_frames > pdata->tx_desc_count) { 477 netdev_err(netdev, "tx-frames is limited to %d frames\n", 478 pdata->tx_desc_count); 479 return -EINVAL; 480 } 481 482 pdata->rx_riwt = rx_riwt; 483 pdata->rx_usecs = rx_usecs; 484 pdata->rx_frames = rx_frames; 485 hw_if->config_rx_coalesce(pdata); 486 487 pdata->tx_frames = tx_frames; 488 hw_if->config_tx_coalesce(pdata); 489 490 return 0; 491 } 492 493 static int xgbe_get_rxnfc(struct net_device *netdev, 494 struct ethtool_rxnfc *rxnfc, u32 *rule_locs) 495 { 496 struct xgbe_prv_data *pdata = netdev_priv(netdev); 497 498 switch (rxnfc->cmd) { 499 case ETHTOOL_GRXRINGS: 500 rxnfc->data = pdata->rx_ring_count; 501 break; 502 default: 503 return -EOPNOTSUPP; 504 } 505 506 return 0; 507 } 508 509 static u32 xgbe_get_rxfh_key_size(struct net_device *netdev) 510 { 511 struct xgbe_prv_data *pdata = netdev_priv(netdev); 512 513 return sizeof(pdata->rss_key); 514 } 515 516 static u32 xgbe_get_rxfh_indir_size(struct net_device *netdev) 517 { 518 struct xgbe_prv_data *pdata = netdev_priv(netdev); 519 520 return ARRAY_SIZE(pdata->rss_table); 521 } 522 523 static int xgbe_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key, 524 u8 *hfunc) 525 { 526 struct xgbe_prv_data *pdata = netdev_priv(netdev); 527 unsigned int i; 528 529 if (indir) { 530 for (i = 0; i < ARRAY_SIZE(pdata->rss_table); i++) 531 indir[i] = XGMAC_GET_BITS(pdata->rss_table[i], 532 MAC_RSSDR, DMCH); 533 } 534 535 if (key) 536 memcpy(key, pdata->rss_key, sizeof(pdata->rss_key)); 537 538 if (hfunc) 539 *hfunc = ETH_RSS_HASH_TOP; 540 541 return 0; 542 } 543 544 static int xgbe_set_rxfh(struct net_device *netdev, const u32 *indir, 545 const u8 *key, const u8 hfunc) 546 { 547 struct xgbe_prv_data *pdata = netdev_priv(netdev); 548 struct xgbe_hw_if *hw_if = &pdata->hw_if; 549 unsigned int ret; 550 551 if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) { 552 netdev_err(netdev, "unsupported hash function\n"); 553 return -EOPNOTSUPP; 554 } 555 556 if (indir) { 557 ret = hw_if->set_rss_lookup_table(pdata, indir); 558 if (ret) 559 return ret; 560 } 561 562 if (key) { 563 ret = hw_if->set_rss_hash_key(pdata, key); 564 if (ret) 565 return ret; 566 } 567 568 return 0; 569 } 570 571 static int xgbe_get_ts_info(struct net_device *netdev, 572 struct ethtool_ts_info *ts_info) 573 { 574 struct xgbe_prv_data *pdata = netdev_priv(netdev); 575 576 ts_info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE | 577 SOF_TIMESTAMPING_RX_SOFTWARE | 578 SOF_TIMESTAMPING_SOFTWARE | 579 SOF_TIMESTAMPING_TX_HARDWARE | 580 SOF_TIMESTAMPING_RX_HARDWARE | 581 SOF_TIMESTAMPING_RAW_HARDWARE; 582 583 if (pdata->ptp_clock) 584 ts_info->phc_index = ptp_clock_index(pdata->ptp_clock); 585 else 586 ts_info->phc_index = -1; 587 588 ts_info->tx_types = (1 << HWTSTAMP_TX_OFF) | (1 << HWTSTAMP_TX_ON); 589 ts_info->rx_filters = (1 << HWTSTAMP_FILTER_NONE) | 590 (1 << HWTSTAMP_FILTER_PTP_V1_L4_EVENT) | 591 (1 << HWTSTAMP_FILTER_PTP_V1_L4_SYNC) | 592 (1 << HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) | 593 (1 << HWTSTAMP_FILTER_PTP_V2_L4_EVENT) | 594 (1 << HWTSTAMP_FILTER_PTP_V2_L4_SYNC) | 595 (1 << HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ) | 596 (1 << HWTSTAMP_FILTER_PTP_V2_EVENT) | 597 (1 << HWTSTAMP_FILTER_PTP_V2_SYNC) | 598 (1 << HWTSTAMP_FILTER_PTP_V2_DELAY_REQ) | 599 (1 << HWTSTAMP_FILTER_ALL); 600 601 return 0; 602 } 603 604 static const struct ethtool_ops xgbe_ethtool_ops = { 605 .get_settings = xgbe_get_settings, 606 .set_settings = xgbe_set_settings, 607 .get_drvinfo = xgbe_get_drvinfo, 608 .get_msglevel = xgbe_get_msglevel, 609 .set_msglevel = xgbe_set_msglevel, 610 .get_link = ethtool_op_get_link, 611 .get_coalesce = xgbe_get_coalesce, 612 .set_coalesce = xgbe_set_coalesce, 613 .get_pauseparam = xgbe_get_pauseparam, 614 .set_pauseparam = xgbe_set_pauseparam, 615 .get_strings = xgbe_get_strings, 616 .get_ethtool_stats = xgbe_get_ethtool_stats, 617 .get_sset_count = xgbe_get_sset_count, 618 .get_rxnfc = xgbe_get_rxnfc, 619 .get_rxfh_key_size = xgbe_get_rxfh_key_size, 620 .get_rxfh_indir_size = xgbe_get_rxfh_indir_size, 621 .get_rxfh = xgbe_get_rxfh, 622 .set_rxfh = xgbe_set_rxfh, 623 .get_ts_info = xgbe_get_ts_info, 624 }; 625 626 struct ethtool_ops *xgbe_get_ethtool_ops(void) 627 { 628 return (struct ethtool_ops *)&xgbe_ethtool_ops; 629 } 630