1#include <linux/kernel.h> 2#include <linux/types.h> 3#include <linux/module.h> 4#include <linux/list.h> 5#include <linux/pci.h> 6#include <linux/dma-mapping.h> 7#include <linux/pagemap.h> 8#include <linux/sched.h> 9#include <linux/dmapool.h> 10#include <linux/mempool.h> 11#include <linux/spinlock.h> 12#include <linux/kthread.h> 13#include <linux/interrupt.h> 14#include <linux/errno.h> 15#include <linux/ioport.h> 16#include <linux/in.h> 17#include <linux/ip.h> 18#include <linux/ipv6.h> 19#include <net/ipv6.h> 20#include <linux/tcp.h> 21#include <linux/udp.h> 22#include <linux/if_arp.h> 23#include <linux/if_ether.h> 24#include <linux/netdevice.h> 25#include <linux/etherdevice.h> 26#include <linux/ethtool.h> 27#include <linux/skbuff.h> 28#include <linux/rtnetlink.h> 29#include <linux/if_vlan.h> 30#include <linux/delay.h> 31#include <linux/mm.h> 32#include <linux/vmalloc.h> 33 34 35#include "qlge.h" 36 37struct ql_stats { 38 char stat_string[ETH_GSTRING_LEN]; 39 int sizeof_stat; 40 int stat_offset; 41}; 42 43#define QL_SIZEOF(m) FIELD_SIZEOF(struct ql_adapter, m) 44#define QL_OFF(m) offsetof(struct ql_adapter, m) 45 46static const struct ql_stats ql_gstrings_stats[] = { 47 {"tx_pkts", QL_SIZEOF(nic_stats.tx_pkts), QL_OFF(nic_stats.tx_pkts)}, 48 {"tx_bytes", QL_SIZEOF(nic_stats.tx_bytes), QL_OFF(nic_stats.tx_bytes)}, 49 {"tx_mcast_pkts", QL_SIZEOF(nic_stats.tx_mcast_pkts), 50 QL_OFF(nic_stats.tx_mcast_pkts)}, 51 {"tx_bcast_pkts", QL_SIZEOF(nic_stats.tx_bcast_pkts), 52 QL_OFF(nic_stats.tx_bcast_pkts)}, 53 {"tx_ucast_pkts", QL_SIZEOF(nic_stats.tx_ucast_pkts), 54 QL_OFF(nic_stats.tx_ucast_pkts)}, 55 {"tx_ctl_pkts", QL_SIZEOF(nic_stats.tx_ctl_pkts), 56 QL_OFF(nic_stats.tx_ctl_pkts)}, 57 {"tx_pause_pkts", QL_SIZEOF(nic_stats.tx_pause_pkts), 58 QL_OFF(nic_stats.tx_pause_pkts)}, 59 {"tx_64_pkts", QL_SIZEOF(nic_stats.tx_64_pkt), 60 QL_OFF(nic_stats.tx_64_pkt)}, 61 {"tx_65_to_127_pkts", QL_SIZEOF(nic_stats.tx_65_to_127_pkt), 62 QL_OFF(nic_stats.tx_65_to_127_pkt)}, 63 {"tx_128_to_255_pkts", QL_SIZEOF(nic_stats.tx_128_to_255_pkt), 64 QL_OFF(nic_stats.tx_128_to_255_pkt)}, 65 {"tx_256_511_pkts", QL_SIZEOF(nic_stats.tx_256_511_pkt), 66 QL_OFF(nic_stats.tx_256_511_pkt)}, 67 {"tx_512_to_1023_pkts", QL_SIZEOF(nic_stats.tx_512_to_1023_pkt), 68 QL_OFF(nic_stats.tx_512_to_1023_pkt)}, 69 {"tx_1024_to_1518_pkts", QL_SIZEOF(nic_stats.tx_1024_to_1518_pkt), 70 QL_OFF(nic_stats.tx_1024_to_1518_pkt)}, 71 {"tx_1519_to_max_pkts", QL_SIZEOF(nic_stats.tx_1519_to_max_pkt), 72 QL_OFF(nic_stats.tx_1519_to_max_pkt)}, 73 {"tx_undersize_pkts", QL_SIZEOF(nic_stats.tx_undersize_pkt), 74 QL_OFF(nic_stats.tx_undersize_pkt)}, 75 {"tx_oversize_pkts", QL_SIZEOF(nic_stats.tx_oversize_pkt), 76 QL_OFF(nic_stats.tx_oversize_pkt)}, 77 {"rx_bytes", QL_SIZEOF(nic_stats.rx_bytes), QL_OFF(nic_stats.rx_bytes)}, 78 {"rx_bytes_ok", QL_SIZEOF(nic_stats.rx_bytes_ok), 79 QL_OFF(nic_stats.rx_bytes_ok)}, 80 {"rx_pkts", QL_SIZEOF(nic_stats.rx_pkts), QL_OFF(nic_stats.rx_pkts)}, 81 {"rx_pkts_ok", QL_SIZEOF(nic_stats.rx_pkts_ok), 82 QL_OFF(nic_stats.rx_pkts_ok)}, 83 {"rx_bcast_pkts", QL_SIZEOF(nic_stats.rx_bcast_pkts), 84 QL_OFF(nic_stats.rx_bcast_pkts)}, 85 {"rx_mcast_pkts", QL_SIZEOF(nic_stats.rx_mcast_pkts), 86 QL_OFF(nic_stats.rx_mcast_pkts)}, 87 {"rx_ucast_pkts", QL_SIZEOF(nic_stats.rx_ucast_pkts), 88 QL_OFF(nic_stats.rx_ucast_pkts)}, 89 {"rx_undersize_pkts", QL_SIZEOF(nic_stats.rx_undersize_pkts), 90 QL_OFF(nic_stats.rx_undersize_pkts)}, 91 {"rx_oversize_pkts", QL_SIZEOF(nic_stats.rx_oversize_pkts), 92 QL_OFF(nic_stats.rx_oversize_pkts)}, 93 {"rx_jabber_pkts", QL_SIZEOF(nic_stats.rx_jabber_pkts), 94 QL_OFF(nic_stats.rx_jabber_pkts)}, 95 {"rx_undersize_fcerr_pkts", 96 QL_SIZEOF(nic_stats.rx_undersize_fcerr_pkts), 97 QL_OFF(nic_stats.rx_undersize_fcerr_pkts)}, 98 {"rx_drop_events", QL_SIZEOF(nic_stats.rx_drop_events), 99 QL_OFF(nic_stats.rx_drop_events)}, 100 {"rx_fcerr_pkts", QL_SIZEOF(nic_stats.rx_fcerr_pkts), 101 QL_OFF(nic_stats.rx_fcerr_pkts)}, 102 {"rx_align_err", QL_SIZEOF(nic_stats.rx_align_err), 103 QL_OFF(nic_stats.rx_align_err)}, 104 {"rx_symbol_err", QL_SIZEOF(nic_stats.rx_symbol_err), 105 QL_OFF(nic_stats.rx_symbol_err)}, 106 {"rx_mac_err", QL_SIZEOF(nic_stats.rx_mac_err), 107 QL_OFF(nic_stats.rx_mac_err)}, 108 {"rx_ctl_pkts", QL_SIZEOF(nic_stats.rx_ctl_pkts), 109 QL_OFF(nic_stats.rx_ctl_pkts)}, 110 {"rx_pause_pkts", QL_SIZEOF(nic_stats.rx_pause_pkts), 111 QL_OFF(nic_stats.rx_pause_pkts)}, 112 {"rx_64_pkts", QL_SIZEOF(nic_stats.rx_64_pkts), 113 QL_OFF(nic_stats.rx_64_pkts)}, 114 {"rx_65_to_127_pkts", QL_SIZEOF(nic_stats.rx_65_to_127_pkts), 115 QL_OFF(nic_stats.rx_65_to_127_pkts)}, 116 {"rx_128_255_pkts", QL_SIZEOF(nic_stats.rx_128_255_pkts), 117 QL_OFF(nic_stats.rx_128_255_pkts)}, 118 {"rx_256_511_pkts", QL_SIZEOF(nic_stats.rx_256_511_pkts), 119 QL_OFF(nic_stats.rx_256_511_pkts)}, 120 {"rx_512_to_1023_pkts", QL_SIZEOF(nic_stats.rx_512_to_1023_pkts), 121 QL_OFF(nic_stats.rx_512_to_1023_pkts)}, 122 {"rx_1024_to_1518_pkts", QL_SIZEOF(nic_stats.rx_1024_to_1518_pkts), 123 QL_OFF(nic_stats.rx_1024_to_1518_pkts)}, 124 {"rx_1519_to_max_pkts", QL_SIZEOF(nic_stats.rx_1519_to_max_pkts), 125 QL_OFF(nic_stats.rx_1519_to_max_pkts)}, 126 {"rx_len_err_pkts", QL_SIZEOF(nic_stats.rx_len_err_pkts), 127 QL_OFF(nic_stats.rx_len_err_pkts)}, 128 {"rx_code_err", QL_SIZEOF(nic_stats.rx_code_err), 129 QL_OFF(nic_stats.rx_code_err)}, 130 {"rx_oversize_err", QL_SIZEOF(nic_stats.rx_oversize_err), 131 QL_OFF(nic_stats.rx_oversize_err)}, 132 {"rx_undersize_err", QL_SIZEOF(nic_stats.rx_undersize_err), 133 QL_OFF(nic_stats.rx_undersize_err)}, 134 {"rx_preamble_err", QL_SIZEOF(nic_stats.rx_preamble_err), 135 QL_OFF(nic_stats.rx_preamble_err)}, 136 {"rx_frame_len_err", QL_SIZEOF(nic_stats.rx_frame_len_err), 137 QL_OFF(nic_stats.rx_frame_len_err)}, 138 {"rx_crc_err", QL_SIZEOF(nic_stats.rx_crc_err), 139 QL_OFF(nic_stats.rx_crc_err)}, 140 {"rx_err_count", QL_SIZEOF(nic_stats.rx_err_count), 141 QL_OFF(nic_stats.rx_err_count)}, 142 {"tx_cbfc_pause_frames0", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames0), 143 QL_OFF(nic_stats.tx_cbfc_pause_frames0)}, 144 {"tx_cbfc_pause_frames1", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames1), 145 QL_OFF(nic_stats.tx_cbfc_pause_frames1)}, 146 {"tx_cbfc_pause_frames2", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames2), 147 QL_OFF(nic_stats.tx_cbfc_pause_frames2)}, 148 {"tx_cbfc_pause_frames3", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames3), 149 QL_OFF(nic_stats.tx_cbfc_pause_frames3)}, 150 {"tx_cbfc_pause_frames4", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames4), 151 QL_OFF(nic_stats.tx_cbfc_pause_frames4)}, 152 {"tx_cbfc_pause_frames5", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames5), 153 QL_OFF(nic_stats.tx_cbfc_pause_frames5)}, 154 {"tx_cbfc_pause_frames6", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames6), 155 QL_OFF(nic_stats.tx_cbfc_pause_frames6)}, 156 {"tx_cbfc_pause_frames7", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames7), 157 QL_OFF(nic_stats.tx_cbfc_pause_frames7)}, 158 {"rx_cbfc_pause_frames0", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames0), 159 QL_OFF(nic_stats.rx_cbfc_pause_frames0)}, 160 {"rx_cbfc_pause_frames1", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames1), 161 QL_OFF(nic_stats.rx_cbfc_pause_frames1)}, 162 {"rx_cbfc_pause_frames2", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames2), 163 QL_OFF(nic_stats.rx_cbfc_pause_frames2)}, 164 {"rx_cbfc_pause_frames3", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames3), 165 QL_OFF(nic_stats.rx_cbfc_pause_frames3)}, 166 {"rx_cbfc_pause_frames4", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames4), 167 QL_OFF(nic_stats.rx_cbfc_pause_frames4)}, 168 {"rx_cbfc_pause_frames5", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames5), 169 QL_OFF(nic_stats.rx_cbfc_pause_frames5)}, 170 {"rx_cbfc_pause_frames6", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames6), 171 QL_OFF(nic_stats.rx_cbfc_pause_frames6)}, 172 {"rx_cbfc_pause_frames7", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames7), 173 QL_OFF(nic_stats.rx_cbfc_pause_frames7)}, 174 {"rx_nic_fifo_drop", QL_SIZEOF(nic_stats.rx_nic_fifo_drop), 175 QL_OFF(nic_stats.rx_nic_fifo_drop)}, 176}; 177 178static const char ql_gstrings_test[][ETH_GSTRING_LEN] = { 179 "Loopback test (offline)" 180}; 181#define QLGE_TEST_LEN (sizeof(ql_gstrings_test) / ETH_GSTRING_LEN) 182#define QLGE_STATS_LEN ARRAY_SIZE(ql_gstrings_stats) 183#define QLGE_RCV_MAC_ERR_STATS 7 184 185static int ql_update_ring_coalescing(struct ql_adapter *qdev) 186{ 187 int i, status = 0; 188 struct rx_ring *rx_ring; 189 struct cqicb *cqicb; 190 191 if (!netif_running(qdev->ndev)) 192 return status; 193 194 /* Skip the default queue, and update the outbound handler 195 * queues if they changed. 196 */ 197 cqicb = (struct cqicb *)&qdev->rx_ring[qdev->rss_ring_count]; 198 if (le16_to_cpu(cqicb->irq_delay) != qdev->tx_coalesce_usecs || 199 le16_to_cpu(cqicb->pkt_delay) != 200 qdev->tx_max_coalesced_frames) { 201 for (i = qdev->rss_ring_count; i < qdev->rx_ring_count; i++) { 202 rx_ring = &qdev->rx_ring[i]; 203 cqicb = (struct cqicb *)rx_ring; 204 cqicb->irq_delay = cpu_to_le16(qdev->tx_coalesce_usecs); 205 cqicb->pkt_delay = 206 cpu_to_le16(qdev->tx_max_coalesced_frames); 207 cqicb->flags = FLAGS_LI; 208 status = ql_write_cfg(qdev, cqicb, sizeof(*cqicb), 209 CFG_LCQ, rx_ring->cq_id); 210 if (status) { 211 netif_err(qdev, ifup, qdev->ndev, 212 "Failed to load CQICB.\n"); 213 goto exit; 214 } 215 } 216 } 217 218 /* Update the inbound (RSS) handler queues if they changed. */ 219 cqicb = (struct cqicb *)&qdev->rx_ring[0]; 220 if (le16_to_cpu(cqicb->irq_delay) != qdev->rx_coalesce_usecs || 221 le16_to_cpu(cqicb->pkt_delay) != 222 qdev->rx_max_coalesced_frames) { 223 for (i = 0; i < qdev->rss_ring_count; i++, rx_ring++) { 224 rx_ring = &qdev->rx_ring[i]; 225 cqicb = (struct cqicb *)rx_ring; 226 cqicb->irq_delay = cpu_to_le16(qdev->rx_coalesce_usecs); 227 cqicb->pkt_delay = 228 cpu_to_le16(qdev->rx_max_coalesced_frames); 229 cqicb->flags = FLAGS_LI; 230 status = ql_write_cfg(qdev, cqicb, sizeof(*cqicb), 231 CFG_LCQ, rx_ring->cq_id); 232 if (status) { 233 netif_err(qdev, ifup, qdev->ndev, 234 "Failed to load CQICB.\n"); 235 goto exit; 236 } 237 } 238 } 239exit: 240 return status; 241} 242 243static void ql_update_stats(struct ql_adapter *qdev) 244{ 245 u32 i; 246 u64 data; 247 u64 *iter = &qdev->nic_stats.tx_pkts; 248 249 spin_lock(&qdev->stats_lock); 250 if (ql_sem_spinlock(qdev, qdev->xg_sem_mask)) { 251 netif_err(qdev, drv, qdev->ndev, 252 "Couldn't get xgmac sem.\n"); 253 goto quit; 254 } 255 /* 256 * Get TX statistics. 257 */ 258 for (i = 0x200; i < 0x280; i += 8) { 259 if (ql_read_xgmac_reg64(qdev, i, &data)) { 260 netif_err(qdev, drv, qdev->ndev, 261 "Error reading status register 0x%.04x.\n", 262 i); 263 goto end; 264 } else 265 *iter = data; 266 iter++; 267 } 268 269 /* 270 * Get RX statistics. 271 */ 272 for (i = 0x300; i < 0x3d0; i += 8) { 273 if (ql_read_xgmac_reg64(qdev, i, &data)) { 274 netif_err(qdev, drv, qdev->ndev, 275 "Error reading status register 0x%.04x.\n", 276 i); 277 goto end; 278 } else 279 *iter = data; 280 iter++; 281 } 282 283 /* Update receive mac error statistics */ 284 iter += QLGE_RCV_MAC_ERR_STATS; 285 286 /* 287 * Get Per-priority TX pause frame counter statistics. 288 */ 289 for (i = 0x500; i < 0x540; i += 8) { 290 if (ql_read_xgmac_reg64(qdev, i, &data)) { 291 netif_err(qdev, drv, qdev->ndev, 292 "Error reading status register 0x%.04x.\n", 293 i); 294 goto end; 295 } else 296 *iter = data; 297 iter++; 298 } 299 300 /* 301 * Get Per-priority RX pause frame counter statistics. 302 */ 303 for (i = 0x568; i < 0x5a8; i += 8) { 304 if (ql_read_xgmac_reg64(qdev, i, &data)) { 305 netif_err(qdev, drv, qdev->ndev, 306 "Error reading status register 0x%.04x.\n", 307 i); 308 goto end; 309 } else 310 *iter = data; 311 iter++; 312 } 313 314 /* 315 * Get RX NIC FIFO DROP statistics. 316 */ 317 if (ql_read_xgmac_reg64(qdev, 0x5b8, &data)) { 318 netif_err(qdev, drv, qdev->ndev, 319 "Error reading status register 0x%.04x.\n", i); 320 goto end; 321 } else 322 *iter = data; 323end: 324 ql_sem_unlock(qdev, qdev->xg_sem_mask); 325quit: 326 spin_unlock(&qdev->stats_lock); 327 328 QL_DUMP_STAT(qdev); 329} 330 331static void ql_get_strings(struct net_device *dev, u32 stringset, u8 *buf) 332{ 333 int index; 334 switch (stringset) { 335 case ETH_SS_TEST: 336 memcpy(buf, *ql_gstrings_test, QLGE_TEST_LEN * ETH_GSTRING_LEN); 337 break; 338 case ETH_SS_STATS: 339 for (index = 0; index < QLGE_STATS_LEN; index++) { 340 memcpy(buf + index * ETH_GSTRING_LEN, 341 ql_gstrings_stats[index].stat_string, 342 ETH_GSTRING_LEN); 343 } 344 break; 345 } 346} 347 348static int ql_get_sset_count(struct net_device *dev, int sset) 349{ 350 switch (sset) { 351 case ETH_SS_TEST: 352 return QLGE_TEST_LEN; 353 case ETH_SS_STATS: 354 return QLGE_STATS_LEN; 355 default: 356 return -EOPNOTSUPP; 357 } 358} 359 360static void 361ql_get_ethtool_stats(struct net_device *ndev, 362 struct ethtool_stats *stats, u64 *data) 363{ 364 struct ql_adapter *qdev = netdev_priv(ndev); 365 int index, length; 366 367 length = QLGE_STATS_LEN; 368 ql_update_stats(qdev); 369 370 for (index = 0; index < length; index++) { 371 char *p = (char *)qdev + 372 ql_gstrings_stats[index].stat_offset; 373 *data++ = (ql_gstrings_stats[index].sizeof_stat == 374 sizeof(u64)) ? *(u64 *)p : (*(u32 *)p); 375 } 376} 377 378static int ql_get_settings(struct net_device *ndev, 379 struct ethtool_cmd *ecmd) 380{ 381 struct ql_adapter *qdev = netdev_priv(ndev); 382 383 ecmd->supported = SUPPORTED_10000baseT_Full; 384 ecmd->advertising = ADVERTISED_10000baseT_Full; 385 ecmd->transceiver = XCVR_EXTERNAL; 386 if ((qdev->link_status & STS_LINK_TYPE_MASK) == 387 STS_LINK_TYPE_10GBASET) { 388 ecmd->supported |= (SUPPORTED_TP | SUPPORTED_Autoneg); 389 ecmd->advertising |= (ADVERTISED_TP | ADVERTISED_Autoneg); 390 ecmd->port = PORT_TP; 391 ecmd->autoneg = AUTONEG_ENABLE; 392 } else { 393 ecmd->supported |= SUPPORTED_FIBRE; 394 ecmd->advertising |= ADVERTISED_FIBRE; 395 ecmd->port = PORT_FIBRE; 396 } 397 398 ethtool_cmd_speed_set(ecmd, SPEED_10000); 399 ecmd->duplex = DUPLEX_FULL; 400 401 return 0; 402} 403 404static void ql_get_drvinfo(struct net_device *ndev, 405 struct ethtool_drvinfo *drvinfo) 406{ 407 struct ql_adapter *qdev = netdev_priv(ndev); 408 strlcpy(drvinfo->driver, qlge_driver_name, sizeof(drvinfo->driver)); 409 strlcpy(drvinfo->version, qlge_driver_version, 410 sizeof(drvinfo->version)); 411 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), 412 "v%d.%d.%d", 413 (qdev->fw_rev_id & 0x00ff0000) >> 16, 414 (qdev->fw_rev_id & 0x0000ff00) >> 8, 415 (qdev->fw_rev_id & 0x000000ff)); 416 strlcpy(drvinfo->bus_info, pci_name(qdev->pdev), 417 sizeof(drvinfo->bus_info)); 418 drvinfo->n_stats = 0; 419 drvinfo->testinfo_len = 0; 420 if (!test_bit(QL_FRC_COREDUMP, &qdev->flags)) 421 drvinfo->regdump_len = sizeof(struct ql_mpi_coredump); 422 else 423 drvinfo->regdump_len = sizeof(struct ql_reg_dump); 424 drvinfo->eedump_len = 0; 425} 426 427static void ql_get_wol(struct net_device *ndev, struct ethtool_wolinfo *wol) 428{ 429 struct ql_adapter *qdev = netdev_priv(ndev); 430 unsigned short ssys_dev = qdev->pdev->subsystem_device; 431 432 /* WOL is only supported for mezz card. */ 433 if (ssys_dev == QLGE_MEZZ_SSYS_ID_068 || 434 ssys_dev == QLGE_MEZZ_SSYS_ID_180) { 435 wol->supported = WAKE_MAGIC; 436 wol->wolopts = qdev->wol; 437 } 438} 439 440static int ql_set_wol(struct net_device *ndev, struct ethtool_wolinfo *wol) 441{ 442 struct ql_adapter *qdev = netdev_priv(ndev); 443 unsigned short ssys_dev = qdev->pdev->subsystem_device; 444 445 /* WOL is only supported for mezz card. */ 446 if (ssys_dev != QLGE_MEZZ_SSYS_ID_068 && 447 ssys_dev != QLGE_MEZZ_SSYS_ID_180) { 448 netif_info(qdev, drv, qdev->ndev, 449 "WOL is only supported for mezz card\n"); 450 return -EOPNOTSUPP; 451 } 452 if (wol->wolopts & ~WAKE_MAGIC) 453 return -EINVAL; 454 qdev->wol = wol->wolopts; 455 456 netif_info(qdev, drv, qdev->ndev, "Set wol option 0x%x\n", qdev->wol); 457 return 0; 458} 459 460static int ql_set_phys_id(struct net_device *ndev, 461 enum ethtool_phys_id_state state) 462 463{ 464 struct ql_adapter *qdev = netdev_priv(ndev); 465 466 switch (state) { 467 case ETHTOOL_ID_ACTIVE: 468 /* Save the current LED settings */ 469 if (ql_mb_get_led_cfg(qdev)) 470 return -EIO; 471 472 /* Start blinking */ 473 ql_mb_set_led_cfg(qdev, QL_LED_BLINK); 474 return 0; 475 476 case ETHTOOL_ID_INACTIVE: 477 /* Restore LED settings */ 478 if (ql_mb_set_led_cfg(qdev, qdev->led_config)) 479 return -EIO; 480 return 0; 481 482 default: 483 return -EINVAL; 484 } 485} 486 487static int ql_start_loopback(struct ql_adapter *qdev) 488{ 489 if (netif_carrier_ok(qdev->ndev)) { 490 set_bit(QL_LB_LINK_UP, &qdev->flags); 491 netif_carrier_off(qdev->ndev); 492 } else 493 clear_bit(QL_LB_LINK_UP, &qdev->flags); 494 qdev->link_config |= CFG_LOOPBACK_PCS; 495 return ql_mb_set_port_cfg(qdev); 496} 497 498static void ql_stop_loopback(struct ql_adapter *qdev) 499{ 500 qdev->link_config &= ~CFG_LOOPBACK_PCS; 501 ql_mb_set_port_cfg(qdev); 502 if (test_bit(QL_LB_LINK_UP, &qdev->flags)) { 503 netif_carrier_on(qdev->ndev); 504 clear_bit(QL_LB_LINK_UP, &qdev->flags); 505 } 506} 507 508static void ql_create_lb_frame(struct sk_buff *skb, 509 unsigned int frame_size) 510{ 511 memset(skb->data, 0xFF, frame_size); 512 frame_size &= ~1; 513 memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1); 514 memset(&skb->data[frame_size / 2 + 10], 0xBE, 1); 515 memset(&skb->data[frame_size / 2 + 12], 0xAF, 1); 516} 517 518void ql_check_lb_frame(struct ql_adapter *qdev, 519 struct sk_buff *skb) 520{ 521 unsigned int frame_size = skb->len; 522 523 if ((*(skb->data + 3) == 0xFF) && 524 (*(skb->data + frame_size / 2 + 10) == 0xBE) && 525 (*(skb->data + frame_size / 2 + 12) == 0xAF)) { 526 atomic_dec(&qdev->lb_count); 527 return; 528 } 529} 530 531static int ql_run_loopback_test(struct ql_adapter *qdev) 532{ 533 int i; 534 netdev_tx_t rc; 535 struct sk_buff *skb; 536 unsigned int size = SMALL_BUF_MAP_SIZE; 537 538 for (i = 0; i < 64; i++) { 539 skb = netdev_alloc_skb(qdev->ndev, size); 540 if (!skb) 541 return -ENOMEM; 542 543 skb->queue_mapping = 0; 544 skb_put(skb, size); 545 ql_create_lb_frame(skb, size); 546 rc = ql_lb_send(skb, qdev->ndev); 547 if (rc != NETDEV_TX_OK) 548 return -EPIPE; 549 atomic_inc(&qdev->lb_count); 550 } 551 /* Give queue time to settle before testing results. */ 552 msleep(2); 553 ql_clean_lb_rx_ring(&qdev->rx_ring[0], 128); 554 return atomic_read(&qdev->lb_count) ? -EIO : 0; 555} 556 557static int ql_loopback_test(struct ql_adapter *qdev, u64 *data) 558{ 559 *data = ql_start_loopback(qdev); 560 if (*data) 561 goto out; 562 *data = ql_run_loopback_test(qdev); 563out: 564 ql_stop_loopback(qdev); 565 return *data; 566} 567 568static void ql_self_test(struct net_device *ndev, 569 struct ethtool_test *eth_test, u64 *data) 570{ 571 struct ql_adapter *qdev = netdev_priv(ndev); 572 573 memset(data, 0, sizeof(u64) * QLGE_TEST_LEN); 574 575 if (netif_running(ndev)) { 576 set_bit(QL_SELFTEST, &qdev->flags); 577 if (eth_test->flags == ETH_TEST_FL_OFFLINE) { 578 /* Offline tests */ 579 if (ql_loopback_test(qdev, &data[0])) 580 eth_test->flags |= ETH_TEST_FL_FAILED; 581 582 } else { 583 /* Online tests */ 584 data[0] = 0; 585 } 586 clear_bit(QL_SELFTEST, &qdev->flags); 587 /* Give link time to come up after 588 * port configuration changes. 589 */ 590 msleep_interruptible(4 * 1000); 591 } else { 592 netif_err(qdev, drv, qdev->ndev, 593 "is down, Loopback test will fail.\n"); 594 eth_test->flags |= ETH_TEST_FL_FAILED; 595 } 596} 597 598static int ql_get_regs_len(struct net_device *ndev) 599{ 600 struct ql_adapter *qdev = netdev_priv(ndev); 601 602 if (!test_bit(QL_FRC_COREDUMP, &qdev->flags)) 603 return sizeof(struct ql_mpi_coredump); 604 else 605 return sizeof(struct ql_reg_dump); 606} 607 608static void ql_get_regs(struct net_device *ndev, 609 struct ethtool_regs *regs, void *p) 610{ 611 struct ql_adapter *qdev = netdev_priv(ndev); 612 613 ql_get_dump(qdev, p); 614 qdev->core_is_dumped = 0; 615 if (!test_bit(QL_FRC_COREDUMP, &qdev->flags)) 616 regs->len = sizeof(struct ql_mpi_coredump); 617 else 618 regs->len = sizeof(struct ql_reg_dump); 619} 620 621static int ql_get_coalesce(struct net_device *dev, struct ethtool_coalesce *c) 622{ 623 struct ql_adapter *qdev = netdev_priv(dev); 624 625 c->rx_coalesce_usecs = qdev->rx_coalesce_usecs; 626 c->tx_coalesce_usecs = qdev->tx_coalesce_usecs; 627 628 /* This chip coalesces as follows: 629 * If a packet arrives, hold off interrupts until 630 * cqicb->int_delay expires, but if no other packets arrive don't 631 * wait longer than cqicb->pkt_int_delay. But ethtool doesn't use a 632 * timer to coalesce on a frame basis. So, we have to take ethtool's 633 * max_coalesced_frames value and convert it to a delay in microseconds. 634 * We do this by using a basic thoughput of 1,000,000 frames per 635 * second @ (1024 bytes). This means one frame per usec. So it's a 636 * simple one to one ratio. 637 */ 638 c->rx_max_coalesced_frames = qdev->rx_max_coalesced_frames; 639 c->tx_max_coalesced_frames = qdev->tx_max_coalesced_frames; 640 641 return 0; 642} 643 644static int ql_set_coalesce(struct net_device *ndev, struct ethtool_coalesce *c) 645{ 646 struct ql_adapter *qdev = netdev_priv(ndev); 647 648 /* Validate user parameters. */ 649 if (c->rx_coalesce_usecs > qdev->rx_ring_size / 2) 650 return -EINVAL; 651 /* Don't wait more than 10 usec. */ 652 if (c->rx_max_coalesced_frames > MAX_INTER_FRAME_WAIT) 653 return -EINVAL; 654 if (c->tx_coalesce_usecs > qdev->tx_ring_size / 2) 655 return -EINVAL; 656 if (c->tx_max_coalesced_frames > MAX_INTER_FRAME_WAIT) 657 return -EINVAL; 658 659 /* Verify a change took place before updating the hardware. */ 660 if (qdev->rx_coalesce_usecs == c->rx_coalesce_usecs && 661 qdev->tx_coalesce_usecs == c->tx_coalesce_usecs && 662 qdev->rx_max_coalesced_frames == c->rx_max_coalesced_frames && 663 qdev->tx_max_coalesced_frames == c->tx_max_coalesced_frames) 664 return 0; 665 666 qdev->rx_coalesce_usecs = c->rx_coalesce_usecs; 667 qdev->tx_coalesce_usecs = c->tx_coalesce_usecs; 668 qdev->rx_max_coalesced_frames = c->rx_max_coalesced_frames; 669 qdev->tx_max_coalesced_frames = c->tx_max_coalesced_frames; 670 671 return ql_update_ring_coalescing(qdev); 672} 673 674static void ql_get_pauseparam(struct net_device *netdev, 675 struct ethtool_pauseparam *pause) 676{ 677 struct ql_adapter *qdev = netdev_priv(netdev); 678 679 ql_mb_get_port_cfg(qdev); 680 if (qdev->link_config & CFG_PAUSE_STD) { 681 pause->rx_pause = 1; 682 pause->tx_pause = 1; 683 } 684} 685 686static int ql_set_pauseparam(struct net_device *netdev, 687 struct ethtool_pauseparam *pause) 688{ 689 struct ql_adapter *qdev = netdev_priv(netdev); 690 int status = 0; 691 692 if ((pause->rx_pause) && (pause->tx_pause)) 693 qdev->link_config |= CFG_PAUSE_STD; 694 else if (!pause->rx_pause && !pause->tx_pause) 695 qdev->link_config &= ~CFG_PAUSE_STD; 696 else 697 return -EINVAL; 698 699 status = ql_mb_set_port_cfg(qdev); 700 return status; 701} 702 703static u32 ql_get_msglevel(struct net_device *ndev) 704{ 705 struct ql_adapter *qdev = netdev_priv(ndev); 706 return qdev->msg_enable; 707} 708 709static void ql_set_msglevel(struct net_device *ndev, u32 value) 710{ 711 struct ql_adapter *qdev = netdev_priv(ndev); 712 qdev->msg_enable = value; 713} 714 715const struct ethtool_ops qlge_ethtool_ops = { 716 .get_settings = ql_get_settings, 717 .get_drvinfo = ql_get_drvinfo, 718 .get_wol = ql_get_wol, 719 .set_wol = ql_set_wol, 720 .get_regs_len = ql_get_regs_len, 721 .get_regs = ql_get_regs, 722 .get_msglevel = ql_get_msglevel, 723 .set_msglevel = ql_set_msglevel, 724 .get_link = ethtool_op_get_link, 725 .set_phys_id = ql_set_phys_id, 726 .self_test = ql_self_test, 727 .get_pauseparam = ql_get_pauseparam, 728 .set_pauseparam = ql_set_pauseparam, 729 .get_coalesce = ql_get_coalesce, 730 .set_coalesce = ql_set_coalesce, 731 .get_sset_count = ql_get_sset_count, 732 .get_strings = ql_get_strings, 733 .get_ethtool_stats = ql_get_ethtool_stats, 734}; 735 736