qlge_ethtool.c 18 KB

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