e1000_ethtool.c 55 KB

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  1. /*******************************************************************************
  2. Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved.
  3. This program is free software; you can redistribute it and/or modify it
  4. under the terms of the GNU General Public License as published by the Free
  5. Software Foundation; either version 2 of the License, or (at your option)
  6. any later version.
  7. This program is distributed in the hope that it will be useful, but WITHOUT
  8. ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  9. FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  10. more details.
  11. You should have received a copy of the GNU General Public License along with
  12. this program; if not, write to the Free Software Foundation, Inc., 59
  13. Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  14. The full GNU General Public License is included in this distribution in the
  15. file called LICENSE.
  16. Contact Information:
  17. Linux NICS <linux.nics@intel.com>
  18. Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
  19. *******************************************************************************/
  20. /* ethtool support for e1000 */
  21. #include "e1000.h"
  22. #include <asm/uaccess.h>
  23. extern char e1000_driver_name[];
  24. extern char e1000_driver_version[];
  25. extern int e1000_up(struct e1000_adapter *adapter);
  26. extern void e1000_down(struct e1000_adapter *adapter);
  27. extern void e1000_reset(struct e1000_adapter *adapter);
  28. extern int e1000_set_spd_dplx(struct e1000_adapter *adapter, uint16_t spddplx);
  29. extern int e1000_setup_all_rx_resources(struct e1000_adapter *adapter);
  30. extern int e1000_setup_all_tx_resources(struct e1000_adapter *adapter);
  31. extern void e1000_free_all_rx_resources(struct e1000_adapter *adapter);
  32. extern void e1000_free_all_tx_resources(struct e1000_adapter *adapter);
  33. extern void e1000_update_stats(struct e1000_adapter *adapter);
  34. struct e1000_stats {
  35. char stat_string[ETH_GSTRING_LEN];
  36. int sizeof_stat;
  37. int stat_offset;
  38. };
  39. #define E1000_STAT(m) sizeof(((struct e1000_adapter *)0)->m), \
  40. offsetof(struct e1000_adapter, m)
  41. static const struct e1000_stats e1000_gstrings_stats[] = {
  42. { "rx_packets", E1000_STAT(net_stats.rx_packets) },
  43. { "tx_packets", E1000_STAT(net_stats.tx_packets) },
  44. { "rx_bytes", E1000_STAT(net_stats.rx_bytes) },
  45. { "tx_bytes", E1000_STAT(net_stats.tx_bytes) },
  46. { "rx_errors", E1000_STAT(net_stats.rx_errors) },
  47. { "tx_errors", E1000_STAT(net_stats.tx_errors) },
  48. { "rx_dropped", E1000_STAT(net_stats.rx_dropped) },
  49. { "tx_dropped", E1000_STAT(net_stats.tx_dropped) },
  50. { "multicast", E1000_STAT(net_stats.multicast) },
  51. { "collisions", E1000_STAT(net_stats.collisions) },
  52. { "rx_length_errors", E1000_STAT(net_stats.rx_length_errors) },
  53. { "rx_over_errors", E1000_STAT(net_stats.rx_over_errors) },
  54. { "rx_crc_errors", E1000_STAT(net_stats.rx_crc_errors) },
  55. { "rx_frame_errors", E1000_STAT(net_stats.rx_frame_errors) },
  56. { "rx_fifo_errors", E1000_STAT(net_stats.rx_fifo_errors) },
  57. { "rx_no_buffer_count", E1000_STAT(stats.rnbc) },
  58. { "rx_missed_errors", E1000_STAT(net_stats.rx_missed_errors) },
  59. { "tx_aborted_errors", E1000_STAT(net_stats.tx_aborted_errors) },
  60. { "tx_carrier_errors", E1000_STAT(net_stats.tx_carrier_errors) },
  61. { "tx_fifo_errors", E1000_STAT(net_stats.tx_fifo_errors) },
  62. { "tx_heartbeat_errors", E1000_STAT(net_stats.tx_heartbeat_errors) },
  63. { "tx_window_errors", E1000_STAT(net_stats.tx_window_errors) },
  64. { "tx_abort_late_coll", E1000_STAT(stats.latecol) },
  65. { "tx_deferred_ok", E1000_STAT(stats.dc) },
  66. { "tx_single_coll_ok", E1000_STAT(stats.scc) },
  67. { "tx_multi_coll_ok", E1000_STAT(stats.mcc) },
  68. { "tx_timeout_count", E1000_STAT(tx_timeout_count) },
  69. { "rx_long_length_errors", E1000_STAT(stats.roc) },
  70. { "rx_short_length_errors", E1000_STAT(stats.ruc) },
  71. { "rx_align_errors", E1000_STAT(stats.algnerrc) },
  72. { "tx_tcp_seg_good", E1000_STAT(stats.tsctc) },
  73. { "tx_tcp_seg_failed", E1000_STAT(stats.tsctfc) },
  74. { "rx_flow_control_xon", E1000_STAT(stats.xonrxc) },
  75. { "rx_flow_control_xoff", E1000_STAT(stats.xoffrxc) },
  76. { "tx_flow_control_xon", E1000_STAT(stats.xontxc) },
  77. { "tx_flow_control_xoff", E1000_STAT(stats.xofftxc) },
  78. { "rx_long_byte_count", E1000_STAT(stats.gorcl) },
  79. { "rx_csum_offload_good", E1000_STAT(hw_csum_good) },
  80. { "rx_csum_offload_errors", E1000_STAT(hw_csum_err) },
  81. { "rx_header_split", E1000_STAT(rx_hdr_split) },
  82. { "alloc_rx_buff_failed", E1000_STAT(alloc_rx_buff_failed) },
  83. };
  84. #ifdef CONFIG_E1000_MQ
  85. #define E1000_QUEUE_STATS_LEN \
  86. (((struct e1000_adapter *)netdev->priv)->num_tx_queues + \
  87. ((struct e1000_adapter *)netdev->priv)->num_rx_queues) \
  88. * (sizeof(struct e1000_queue_stats) / sizeof(uint64_t))
  89. #else
  90. #define E1000_QUEUE_STATS_LEN 0
  91. #endif
  92. #define E1000_GLOBAL_STATS_LEN \
  93. sizeof(e1000_gstrings_stats) / sizeof(struct e1000_stats)
  94. #define E1000_STATS_LEN (E1000_GLOBAL_STATS_LEN + E1000_QUEUE_STATS_LEN)
  95. static const char e1000_gstrings_test[][ETH_GSTRING_LEN] = {
  96. "Register test (offline)", "Eeprom test (offline)",
  97. "Interrupt test (offline)", "Loopback test (offline)",
  98. "Link test (on/offline)"
  99. };
  100. #define E1000_TEST_LEN sizeof(e1000_gstrings_test) / ETH_GSTRING_LEN
  101. static int
  102. e1000_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
  103. {
  104. struct e1000_adapter *adapter = netdev_priv(netdev);
  105. struct e1000_hw *hw = &adapter->hw;
  106. if(hw->media_type == e1000_media_type_copper) {
  107. ecmd->supported = (SUPPORTED_10baseT_Half |
  108. SUPPORTED_10baseT_Full |
  109. SUPPORTED_100baseT_Half |
  110. SUPPORTED_100baseT_Full |
  111. SUPPORTED_1000baseT_Full|
  112. SUPPORTED_Autoneg |
  113. SUPPORTED_TP);
  114. ecmd->advertising = ADVERTISED_TP;
  115. if(hw->autoneg == 1) {
  116. ecmd->advertising |= ADVERTISED_Autoneg;
  117. /* the e1000 autoneg seems to match ethtool nicely */
  118. ecmd->advertising |= hw->autoneg_advertised;
  119. }
  120. ecmd->port = PORT_TP;
  121. ecmd->phy_address = hw->phy_addr;
  122. if(hw->mac_type == e1000_82543)
  123. ecmd->transceiver = XCVR_EXTERNAL;
  124. else
  125. ecmd->transceiver = XCVR_INTERNAL;
  126. } else {
  127. ecmd->supported = (SUPPORTED_1000baseT_Full |
  128. SUPPORTED_FIBRE |
  129. SUPPORTED_Autoneg);
  130. ecmd->advertising = (ADVERTISED_1000baseT_Full |
  131. ADVERTISED_FIBRE |
  132. ADVERTISED_Autoneg);
  133. ecmd->port = PORT_FIBRE;
  134. if(hw->mac_type >= e1000_82545)
  135. ecmd->transceiver = XCVR_INTERNAL;
  136. else
  137. ecmd->transceiver = XCVR_EXTERNAL;
  138. }
  139. if(netif_carrier_ok(adapter->netdev)) {
  140. e1000_get_speed_and_duplex(hw, &adapter->link_speed,
  141. &adapter->link_duplex);
  142. ecmd->speed = adapter->link_speed;
  143. /* unfortunatly FULL_DUPLEX != DUPLEX_FULL
  144. * and HALF_DUPLEX != DUPLEX_HALF */
  145. if(adapter->link_duplex == FULL_DUPLEX)
  146. ecmd->duplex = DUPLEX_FULL;
  147. else
  148. ecmd->duplex = DUPLEX_HALF;
  149. } else {
  150. ecmd->speed = -1;
  151. ecmd->duplex = -1;
  152. }
  153. ecmd->autoneg = ((hw->media_type == e1000_media_type_fiber) ||
  154. hw->autoneg) ? AUTONEG_ENABLE : AUTONEG_DISABLE;
  155. return 0;
  156. }
  157. static int
  158. e1000_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
  159. {
  160. struct e1000_adapter *adapter = netdev_priv(netdev);
  161. struct e1000_hw *hw = &adapter->hw;
  162. /* When SoL/IDER sessions are active, autoneg/speed/duplex
  163. * cannot be changed */
  164. if (e1000_check_phy_reset_block(hw)) {
  165. DPRINTK(DRV, ERR, "Cannot change link characteristics "
  166. "when SoL/IDER is active.\n");
  167. return -EINVAL;
  168. }
  169. if (ecmd->autoneg == AUTONEG_ENABLE) {
  170. hw->autoneg = 1;
  171. if(hw->media_type == e1000_media_type_fiber)
  172. hw->autoneg_advertised = ADVERTISED_1000baseT_Full |
  173. ADVERTISED_FIBRE |
  174. ADVERTISED_Autoneg;
  175. else
  176. hw->autoneg_advertised = ADVERTISED_10baseT_Half |
  177. ADVERTISED_10baseT_Full |
  178. ADVERTISED_100baseT_Half |
  179. ADVERTISED_100baseT_Full |
  180. ADVERTISED_1000baseT_Full|
  181. ADVERTISED_Autoneg |
  182. ADVERTISED_TP;
  183. ecmd->advertising = hw->autoneg_advertised;
  184. } else
  185. if(e1000_set_spd_dplx(adapter, ecmd->speed + ecmd->duplex))
  186. return -EINVAL;
  187. /* reset the link */
  188. if(netif_running(adapter->netdev)) {
  189. e1000_down(adapter);
  190. e1000_reset(adapter);
  191. e1000_up(adapter);
  192. } else
  193. e1000_reset(adapter);
  194. return 0;
  195. }
  196. static void
  197. e1000_get_pauseparam(struct net_device *netdev,
  198. struct ethtool_pauseparam *pause)
  199. {
  200. struct e1000_adapter *adapter = netdev_priv(netdev);
  201. struct e1000_hw *hw = &adapter->hw;
  202. pause->autoneg =
  203. (adapter->fc_autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE);
  204. if(hw->fc == e1000_fc_rx_pause)
  205. pause->rx_pause = 1;
  206. else if(hw->fc == e1000_fc_tx_pause)
  207. pause->tx_pause = 1;
  208. else if(hw->fc == e1000_fc_full) {
  209. pause->rx_pause = 1;
  210. pause->tx_pause = 1;
  211. }
  212. }
  213. static int
  214. e1000_set_pauseparam(struct net_device *netdev,
  215. struct ethtool_pauseparam *pause)
  216. {
  217. struct e1000_adapter *adapter = netdev_priv(netdev);
  218. struct e1000_hw *hw = &adapter->hw;
  219. adapter->fc_autoneg = pause->autoneg;
  220. if(pause->rx_pause && pause->tx_pause)
  221. hw->fc = e1000_fc_full;
  222. else if(pause->rx_pause && !pause->tx_pause)
  223. hw->fc = e1000_fc_rx_pause;
  224. else if(!pause->rx_pause && pause->tx_pause)
  225. hw->fc = e1000_fc_tx_pause;
  226. else if(!pause->rx_pause && !pause->tx_pause)
  227. hw->fc = e1000_fc_none;
  228. hw->original_fc = hw->fc;
  229. if(adapter->fc_autoneg == AUTONEG_ENABLE) {
  230. if(netif_running(adapter->netdev)) {
  231. e1000_down(adapter);
  232. e1000_up(adapter);
  233. } else
  234. e1000_reset(adapter);
  235. }
  236. else
  237. return ((hw->media_type == e1000_media_type_fiber) ?
  238. e1000_setup_link(hw) : e1000_force_mac_fc(hw));
  239. return 0;
  240. }
  241. static uint32_t
  242. e1000_get_rx_csum(struct net_device *netdev)
  243. {
  244. struct e1000_adapter *adapter = netdev_priv(netdev);
  245. return adapter->rx_csum;
  246. }
  247. static int
  248. e1000_set_rx_csum(struct net_device *netdev, uint32_t data)
  249. {
  250. struct e1000_adapter *adapter = netdev_priv(netdev);
  251. adapter->rx_csum = data;
  252. if(netif_running(netdev)) {
  253. e1000_down(adapter);
  254. e1000_up(adapter);
  255. } else
  256. e1000_reset(adapter);
  257. return 0;
  258. }
  259. static uint32_t
  260. e1000_get_tx_csum(struct net_device *netdev)
  261. {
  262. return (netdev->features & NETIF_F_HW_CSUM) != 0;
  263. }
  264. static int
  265. e1000_set_tx_csum(struct net_device *netdev, uint32_t data)
  266. {
  267. struct e1000_adapter *adapter = netdev_priv(netdev);
  268. if(adapter->hw.mac_type < e1000_82543) {
  269. if (!data)
  270. return -EINVAL;
  271. return 0;
  272. }
  273. if (data)
  274. netdev->features |= NETIF_F_HW_CSUM;
  275. else
  276. netdev->features &= ~NETIF_F_HW_CSUM;
  277. return 0;
  278. }
  279. #ifdef NETIF_F_TSO
  280. static int
  281. e1000_set_tso(struct net_device *netdev, uint32_t data)
  282. {
  283. struct e1000_adapter *adapter = netdev_priv(netdev);
  284. if((adapter->hw.mac_type < e1000_82544) ||
  285. (adapter->hw.mac_type == e1000_82547))
  286. return data ? -EINVAL : 0;
  287. if (data)
  288. netdev->features |= NETIF_F_TSO;
  289. else
  290. netdev->features &= ~NETIF_F_TSO;
  291. return 0;
  292. }
  293. #endif /* NETIF_F_TSO */
  294. static uint32_t
  295. e1000_get_msglevel(struct net_device *netdev)
  296. {
  297. struct e1000_adapter *adapter = netdev_priv(netdev);
  298. return adapter->msg_enable;
  299. }
  300. static void
  301. e1000_set_msglevel(struct net_device *netdev, uint32_t data)
  302. {
  303. struct e1000_adapter *adapter = netdev_priv(netdev);
  304. adapter->msg_enable = data;
  305. }
  306. static int
  307. e1000_get_regs_len(struct net_device *netdev)
  308. {
  309. #define E1000_REGS_LEN 32
  310. return E1000_REGS_LEN * sizeof(uint32_t);
  311. }
  312. static void
  313. e1000_get_regs(struct net_device *netdev,
  314. struct ethtool_regs *regs, void *p)
  315. {
  316. struct e1000_adapter *adapter = netdev_priv(netdev);
  317. struct e1000_hw *hw = &adapter->hw;
  318. uint32_t *regs_buff = p;
  319. uint16_t phy_data;
  320. memset(p, 0, E1000_REGS_LEN * sizeof(uint32_t));
  321. regs->version = (1 << 24) | (hw->revision_id << 16) | hw->device_id;
  322. regs_buff[0] = E1000_READ_REG(hw, CTRL);
  323. regs_buff[1] = E1000_READ_REG(hw, STATUS);
  324. regs_buff[2] = E1000_READ_REG(hw, RCTL);
  325. regs_buff[3] = E1000_READ_REG(hw, RDLEN);
  326. regs_buff[4] = E1000_READ_REG(hw, RDH);
  327. regs_buff[5] = E1000_READ_REG(hw, RDT);
  328. regs_buff[6] = E1000_READ_REG(hw, RDTR);
  329. regs_buff[7] = E1000_READ_REG(hw, TCTL);
  330. regs_buff[8] = E1000_READ_REG(hw, TDLEN);
  331. regs_buff[9] = E1000_READ_REG(hw, TDH);
  332. regs_buff[10] = E1000_READ_REG(hw, TDT);
  333. regs_buff[11] = E1000_READ_REG(hw, TIDV);
  334. regs_buff[12] = adapter->hw.phy_type; /* PHY type (IGP=1, M88=0) */
  335. if(hw->phy_type == e1000_phy_igp) {
  336. e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT,
  337. IGP01E1000_PHY_AGC_A);
  338. e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_A &
  339. IGP01E1000_PHY_PAGE_SELECT, &phy_data);
  340. regs_buff[13] = (uint32_t)phy_data; /* cable length */
  341. e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT,
  342. IGP01E1000_PHY_AGC_B);
  343. e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_B &
  344. IGP01E1000_PHY_PAGE_SELECT, &phy_data);
  345. regs_buff[14] = (uint32_t)phy_data; /* cable length */
  346. e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT,
  347. IGP01E1000_PHY_AGC_C);
  348. e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_C &
  349. IGP01E1000_PHY_PAGE_SELECT, &phy_data);
  350. regs_buff[15] = (uint32_t)phy_data; /* cable length */
  351. e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT,
  352. IGP01E1000_PHY_AGC_D);
  353. e1000_read_phy_reg(hw, IGP01E1000_PHY_AGC_D &
  354. IGP01E1000_PHY_PAGE_SELECT, &phy_data);
  355. regs_buff[16] = (uint32_t)phy_data; /* cable length */
  356. regs_buff[17] = 0; /* extended 10bt distance (not needed) */
  357. e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, 0x0);
  358. e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_STATUS &
  359. IGP01E1000_PHY_PAGE_SELECT, &phy_data);
  360. regs_buff[18] = (uint32_t)phy_data; /* cable polarity */
  361. e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT,
  362. IGP01E1000_PHY_PCS_INIT_REG);
  363. e1000_read_phy_reg(hw, IGP01E1000_PHY_PCS_INIT_REG &
  364. IGP01E1000_PHY_PAGE_SELECT, &phy_data);
  365. regs_buff[19] = (uint32_t)phy_data; /* cable polarity */
  366. regs_buff[20] = 0; /* polarity correction enabled (always) */
  367. regs_buff[22] = 0; /* phy receive errors (unavailable) */
  368. regs_buff[23] = regs_buff[18]; /* mdix mode */
  369. e1000_write_phy_reg(hw, IGP01E1000_PHY_PAGE_SELECT, 0x0);
  370. } else {
  371. e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
  372. regs_buff[13] = (uint32_t)phy_data; /* cable length */
  373. regs_buff[14] = 0; /* Dummy (to align w/ IGP phy reg dump) */
  374. regs_buff[15] = 0; /* Dummy (to align w/ IGP phy reg dump) */
  375. regs_buff[16] = 0; /* Dummy (to align w/ IGP phy reg dump) */
  376. e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
  377. regs_buff[17] = (uint32_t)phy_data; /* extended 10bt distance */
  378. regs_buff[18] = regs_buff[13]; /* cable polarity */
  379. regs_buff[19] = 0; /* Dummy (to align w/ IGP phy reg dump) */
  380. regs_buff[20] = regs_buff[17]; /* polarity correction */
  381. /* phy receive errors */
  382. regs_buff[22] = adapter->phy_stats.receive_errors;
  383. regs_buff[23] = regs_buff[13]; /* mdix mode */
  384. }
  385. regs_buff[21] = adapter->phy_stats.idle_errors; /* phy idle errors */
  386. e1000_read_phy_reg(hw, PHY_1000T_STATUS, &phy_data);
  387. regs_buff[24] = (uint32_t)phy_data; /* phy local receiver status */
  388. regs_buff[25] = regs_buff[24]; /* phy remote receiver status */
  389. if(hw->mac_type >= e1000_82540 &&
  390. hw->media_type == e1000_media_type_copper) {
  391. regs_buff[26] = E1000_READ_REG(hw, MANC);
  392. }
  393. }
  394. static int
  395. e1000_get_eeprom_len(struct net_device *netdev)
  396. {
  397. struct e1000_adapter *adapter = netdev_priv(netdev);
  398. return adapter->hw.eeprom.word_size * 2;
  399. }
  400. static int
  401. e1000_get_eeprom(struct net_device *netdev,
  402. struct ethtool_eeprom *eeprom, uint8_t *bytes)
  403. {
  404. struct e1000_adapter *adapter = netdev_priv(netdev);
  405. struct e1000_hw *hw = &adapter->hw;
  406. uint16_t *eeprom_buff;
  407. int first_word, last_word;
  408. int ret_val = 0;
  409. uint16_t i;
  410. if(eeprom->len == 0)
  411. return -EINVAL;
  412. eeprom->magic = hw->vendor_id | (hw->device_id << 16);
  413. first_word = eeprom->offset >> 1;
  414. last_word = (eeprom->offset + eeprom->len - 1) >> 1;
  415. eeprom_buff = kmalloc(sizeof(uint16_t) *
  416. (last_word - first_word + 1), GFP_KERNEL);
  417. if(!eeprom_buff)
  418. return -ENOMEM;
  419. if(hw->eeprom.type == e1000_eeprom_spi)
  420. ret_val = e1000_read_eeprom(hw, first_word,
  421. last_word - first_word + 1,
  422. eeprom_buff);
  423. else {
  424. for (i = 0; i < last_word - first_word + 1; i++)
  425. if((ret_val = e1000_read_eeprom(hw, first_word + i, 1,
  426. &eeprom_buff[i])))
  427. break;
  428. }
  429. /* Device's eeprom is always little-endian, word addressable */
  430. for (i = 0; i < last_word - first_word + 1; i++)
  431. le16_to_cpus(&eeprom_buff[i]);
  432. memcpy(bytes, (uint8_t *)eeprom_buff + (eeprom->offset & 1),
  433. eeprom->len);
  434. kfree(eeprom_buff);
  435. return ret_val;
  436. }
  437. static int
  438. e1000_set_eeprom(struct net_device *netdev,
  439. struct ethtool_eeprom *eeprom, uint8_t *bytes)
  440. {
  441. struct e1000_adapter *adapter = netdev_priv(netdev);
  442. struct e1000_hw *hw = &adapter->hw;
  443. uint16_t *eeprom_buff;
  444. void *ptr;
  445. int max_len, first_word, last_word, ret_val = 0;
  446. uint16_t i;
  447. if(eeprom->len == 0)
  448. return -EOPNOTSUPP;
  449. if(eeprom->magic != (hw->vendor_id | (hw->device_id << 16)))
  450. return -EFAULT;
  451. max_len = hw->eeprom.word_size * 2;
  452. first_word = eeprom->offset >> 1;
  453. last_word = (eeprom->offset + eeprom->len - 1) >> 1;
  454. eeprom_buff = kmalloc(max_len, GFP_KERNEL);
  455. if(!eeprom_buff)
  456. return -ENOMEM;
  457. ptr = (void *)eeprom_buff;
  458. if(eeprom->offset & 1) {
  459. /* need read/modify/write of first changed EEPROM word */
  460. /* only the second byte of the word is being modified */
  461. ret_val = e1000_read_eeprom(hw, first_word, 1,
  462. &eeprom_buff[0]);
  463. ptr++;
  464. }
  465. if(((eeprom->offset + eeprom->len) & 1) && (ret_val == 0)) {
  466. /* need read/modify/write of last changed EEPROM word */
  467. /* only the first byte of the word is being modified */
  468. ret_val = e1000_read_eeprom(hw, last_word, 1,
  469. &eeprom_buff[last_word - first_word]);
  470. }
  471. /* Device's eeprom is always little-endian, word addressable */
  472. for (i = 0; i < last_word - first_word + 1; i++)
  473. le16_to_cpus(&eeprom_buff[i]);
  474. memcpy(ptr, bytes, eeprom->len);
  475. for (i = 0; i < last_word - first_word + 1; i++)
  476. eeprom_buff[i] = cpu_to_le16(eeprom_buff[i]);
  477. ret_val = e1000_write_eeprom(hw, first_word,
  478. last_word - first_word + 1, eeprom_buff);
  479. /* Update the checksum over the first part of the EEPROM if needed
  480. * and flush shadow RAM for 82573 conrollers */
  481. if((ret_val == 0) && ((first_word <= EEPROM_CHECKSUM_REG) ||
  482. (hw->mac_type == e1000_82573)))
  483. e1000_update_eeprom_checksum(hw);
  484. kfree(eeprom_buff);
  485. return ret_val;
  486. }
  487. static void
  488. e1000_get_drvinfo(struct net_device *netdev,
  489. struct ethtool_drvinfo *drvinfo)
  490. {
  491. struct e1000_adapter *adapter = netdev_priv(netdev);
  492. strncpy(drvinfo->driver, e1000_driver_name, 32);
  493. strncpy(drvinfo->version, e1000_driver_version, 32);
  494. strncpy(drvinfo->fw_version, "N/A", 32);
  495. strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
  496. drvinfo->n_stats = E1000_STATS_LEN;
  497. drvinfo->testinfo_len = E1000_TEST_LEN;
  498. drvinfo->regdump_len = e1000_get_regs_len(netdev);
  499. drvinfo->eedump_len = e1000_get_eeprom_len(netdev);
  500. }
  501. static void
  502. e1000_get_ringparam(struct net_device *netdev,
  503. struct ethtool_ringparam *ring)
  504. {
  505. struct e1000_adapter *adapter = netdev_priv(netdev);
  506. e1000_mac_type mac_type = adapter->hw.mac_type;
  507. struct e1000_tx_ring *txdr = adapter->tx_ring;
  508. struct e1000_rx_ring *rxdr = adapter->rx_ring;
  509. ring->rx_max_pending = (mac_type < e1000_82544) ? E1000_MAX_RXD :
  510. E1000_MAX_82544_RXD;
  511. ring->tx_max_pending = (mac_type < e1000_82544) ? E1000_MAX_TXD :
  512. E1000_MAX_82544_TXD;
  513. ring->rx_mini_max_pending = 0;
  514. ring->rx_jumbo_max_pending = 0;
  515. ring->rx_pending = rxdr->count;
  516. ring->tx_pending = txdr->count;
  517. ring->rx_mini_pending = 0;
  518. ring->rx_jumbo_pending = 0;
  519. }
  520. static int
  521. e1000_set_ringparam(struct net_device *netdev,
  522. struct ethtool_ringparam *ring)
  523. {
  524. struct e1000_adapter *adapter = netdev_priv(netdev);
  525. e1000_mac_type mac_type = adapter->hw.mac_type;
  526. struct e1000_tx_ring *txdr, *tx_old, *tx_new;
  527. struct e1000_rx_ring *rxdr, *rx_old, *rx_new;
  528. int i, err, tx_ring_size, rx_ring_size;
  529. tx_ring_size = sizeof(struct e1000_tx_ring) * adapter->num_tx_queues;
  530. rx_ring_size = sizeof(struct e1000_rx_ring) * adapter->num_rx_queues;
  531. if (netif_running(adapter->netdev))
  532. e1000_down(adapter);
  533. tx_old = adapter->tx_ring;
  534. rx_old = adapter->rx_ring;
  535. adapter->tx_ring = kmalloc(tx_ring_size, GFP_KERNEL);
  536. if (!adapter->tx_ring) {
  537. err = -ENOMEM;
  538. goto err_setup_rx;
  539. }
  540. memset(adapter->tx_ring, 0, tx_ring_size);
  541. adapter->rx_ring = kmalloc(rx_ring_size, GFP_KERNEL);
  542. if (!adapter->rx_ring) {
  543. kfree(adapter->tx_ring);
  544. err = -ENOMEM;
  545. goto err_setup_rx;
  546. }
  547. memset(adapter->rx_ring, 0, rx_ring_size);
  548. txdr = adapter->tx_ring;
  549. rxdr = adapter->rx_ring;
  550. if((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
  551. return -EINVAL;
  552. rxdr->count = max(ring->rx_pending,(uint32_t)E1000_MIN_RXD);
  553. rxdr->count = min(rxdr->count,(uint32_t)(mac_type < e1000_82544 ?
  554. E1000_MAX_RXD : E1000_MAX_82544_RXD));
  555. E1000_ROUNDUP(rxdr->count, REQ_RX_DESCRIPTOR_MULTIPLE);
  556. txdr->count = max(ring->tx_pending,(uint32_t)E1000_MIN_TXD);
  557. txdr->count = min(txdr->count,(uint32_t)(mac_type < e1000_82544 ?
  558. E1000_MAX_TXD : E1000_MAX_82544_TXD));
  559. E1000_ROUNDUP(txdr->count, REQ_TX_DESCRIPTOR_MULTIPLE);
  560. for (i = 0; i < adapter->num_tx_queues; i++)
  561. txdr[i].count = txdr->count;
  562. for (i = 0; i < adapter->num_rx_queues; i++)
  563. rxdr[i].count = rxdr->count;
  564. if(netif_running(adapter->netdev)) {
  565. /* Try to get new resources before deleting old */
  566. if ((err = e1000_setup_all_rx_resources(adapter)))
  567. goto err_setup_rx;
  568. if ((err = e1000_setup_all_tx_resources(adapter)))
  569. goto err_setup_tx;
  570. /* save the new, restore the old in order to free it,
  571. * then restore the new back again */
  572. rx_new = adapter->rx_ring;
  573. tx_new = adapter->tx_ring;
  574. adapter->rx_ring = rx_old;
  575. adapter->tx_ring = tx_old;
  576. e1000_free_all_rx_resources(adapter);
  577. e1000_free_all_tx_resources(adapter);
  578. kfree(tx_old);
  579. kfree(rx_old);
  580. adapter->rx_ring = rx_new;
  581. adapter->tx_ring = tx_new;
  582. if((err = e1000_up(adapter)))
  583. return err;
  584. }
  585. return 0;
  586. err_setup_tx:
  587. e1000_free_all_rx_resources(adapter);
  588. err_setup_rx:
  589. adapter->rx_ring = rx_old;
  590. adapter->tx_ring = tx_old;
  591. e1000_up(adapter);
  592. return err;
  593. }
  594. #define REG_PATTERN_TEST(R, M, W) \
  595. { \
  596. uint32_t pat, value; \
  597. uint32_t test[] = \
  598. {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; \
  599. for(pat = 0; pat < sizeof(test)/sizeof(test[0]); pat++) { \
  600. E1000_WRITE_REG(&adapter->hw, R, (test[pat] & W)); \
  601. value = E1000_READ_REG(&adapter->hw, R); \
  602. if(value != (test[pat] & W & M)) { \
  603. DPRINTK(DRV, ERR, "pattern test reg %04X failed: got " \
  604. "0x%08X expected 0x%08X\n", \
  605. E1000_##R, value, (test[pat] & W & M)); \
  606. *data = (adapter->hw.mac_type < e1000_82543) ? \
  607. E1000_82542_##R : E1000_##R; \
  608. return 1; \
  609. } \
  610. } \
  611. }
  612. #define REG_SET_AND_CHECK(R, M, W) \
  613. { \
  614. uint32_t value; \
  615. E1000_WRITE_REG(&adapter->hw, R, W & M); \
  616. value = E1000_READ_REG(&adapter->hw, R); \
  617. if((W & M) != (value & M)) { \
  618. DPRINTK(DRV, ERR, "set/check reg %04X test failed: got 0x%08X "\
  619. "expected 0x%08X\n", E1000_##R, (value & M), (W & M)); \
  620. *data = (adapter->hw.mac_type < e1000_82543) ? \
  621. E1000_82542_##R : E1000_##R; \
  622. return 1; \
  623. } \
  624. }
  625. static int
  626. e1000_reg_test(struct e1000_adapter *adapter, uint64_t *data)
  627. {
  628. uint32_t value, before, after;
  629. uint32_t i, toggle;
  630. /* The status register is Read Only, so a write should fail.
  631. * Some bits that get toggled are ignored.
  632. */
  633. switch (adapter->hw.mac_type) {
  634. /* there are several bits on newer hardware that are r/w */
  635. case e1000_82571:
  636. case e1000_82572:
  637. toggle = 0x7FFFF3FF;
  638. break;
  639. case e1000_82573:
  640. toggle = 0x7FFFF033;
  641. break;
  642. default:
  643. toggle = 0xFFFFF833;
  644. break;
  645. }
  646. before = E1000_READ_REG(&adapter->hw, STATUS);
  647. value = (E1000_READ_REG(&adapter->hw, STATUS) & toggle);
  648. E1000_WRITE_REG(&adapter->hw, STATUS, toggle);
  649. after = E1000_READ_REG(&adapter->hw, STATUS) & toggle;
  650. if(value != after) {
  651. DPRINTK(DRV, ERR, "failed STATUS register test got: "
  652. "0x%08X expected: 0x%08X\n", after, value);
  653. *data = 1;
  654. return 1;
  655. }
  656. /* restore previous status */
  657. E1000_WRITE_REG(&adapter->hw, STATUS, before);
  658. REG_PATTERN_TEST(FCAL, 0xFFFFFFFF, 0xFFFFFFFF);
  659. REG_PATTERN_TEST(FCAH, 0x0000FFFF, 0xFFFFFFFF);
  660. REG_PATTERN_TEST(FCT, 0x0000FFFF, 0xFFFFFFFF);
  661. REG_PATTERN_TEST(VET, 0x0000FFFF, 0xFFFFFFFF);
  662. REG_PATTERN_TEST(RDTR, 0x0000FFFF, 0xFFFFFFFF);
  663. REG_PATTERN_TEST(RDBAH, 0xFFFFFFFF, 0xFFFFFFFF);
  664. REG_PATTERN_TEST(RDLEN, 0x000FFF80, 0x000FFFFF);
  665. REG_PATTERN_TEST(RDH, 0x0000FFFF, 0x0000FFFF);
  666. REG_PATTERN_TEST(RDT, 0x0000FFFF, 0x0000FFFF);
  667. REG_PATTERN_TEST(FCRTH, 0x0000FFF8, 0x0000FFF8);
  668. REG_PATTERN_TEST(FCTTV, 0x0000FFFF, 0x0000FFFF);
  669. REG_PATTERN_TEST(TIPG, 0x3FFFFFFF, 0x3FFFFFFF);
  670. REG_PATTERN_TEST(TDBAH, 0xFFFFFFFF, 0xFFFFFFFF);
  671. REG_PATTERN_TEST(TDLEN, 0x000FFF80, 0x000FFFFF);
  672. REG_SET_AND_CHECK(RCTL, 0xFFFFFFFF, 0x00000000);
  673. REG_SET_AND_CHECK(RCTL, 0x06DFB3FE, 0x003FFFFB);
  674. REG_SET_AND_CHECK(TCTL, 0xFFFFFFFF, 0x00000000);
  675. if(adapter->hw.mac_type >= e1000_82543) {
  676. REG_SET_AND_CHECK(RCTL, 0x06DFB3FE, 0xFFFFFFFF);
  677. REG_PATTERN_TEST(RDBAL, 0xFFFFFFF0, 0xFFFFFFFF);
  678. REG_PATTERN_TEST(TXCW, 0xC000FFFF, 0x0000FFFF);
  679. REG_PATTERN_TEST(TDBAL, 0xFFFFFFF0, 0xFFFFFFFF);
  680. REG_PATTERN_TEST(TIDV, 0x0000FFFF, 0x0000FFFF);
  681. for(i = 0; i < E1000_RAR_ENTRIES; i++) {
  682. REG_PATTERN_TEST(RA + ((i << 1) << 2), 0xFFFFFFFF,
  683. 0xFFFFFFFF);
  684. REG_PATTERN_TEST(RA + (((i << 1) + 1) << 2), 0x8003FFFF,
  685. 0xFFFFFFFF);
  686. }
  687. } else {
  688. REG_SET_AND_CHECK(RCTL, 0xFFFFFFFF, 0x01FFFFFF);
  689. REG_PATTERN_TEST(RDBAL, 0xFFFFF000, 0xFFFFFFFF);
  690. REG_PATTERN_TEST(TXCW, 0x0000FFFF, 0x0000FFFF);
  691. REG_PATTERN_TEST(TDBAL, 0xFFFFF000, 0xFFFFFFFF);
  692. }
  693. for(i = 0; i < E1000_MC_TBL_SIZE; i++)
  694. REG_PATTERN_TEST(MTA + (i << 2), 0xFFFFFFFF, 0xFFFFFFFF);
  695. *data = 0;
  696. return 0;
  697. }
  698. static int
  699. e1000_eeprom_test(struct e1000_adapter *adapter, uint64_t *data)
  700. {
  701. uint16_t temp;
  702. uint16_t checksum = 0;
  703. uint16_t i;
  704. *data = 0;
  705. /* Read and add up the contents of the EEPROM */
  706. for(i = 0; i < (EEPROM_CHECKSUM_REG + 1); i++) {
  707. if((e1000_read_eeprom(&adapter->hw, i, 1, &temp)) < 0) {
  708. *data = 1;
  709. break;
  710. }
  711. checksum += temp;
  712. }
  713. /* If Checksum is not Correct return error else test passed */
  714. if((checksum != (uint16_t) EEPROM_SUM) && !(*data))
  715. *data = 2;
  716. return *data;
  717. }
  718. static irqreturn_t
  719. e1000_test_intr(int irq,
  720. void *data,
  721. struct pt_regs *regs)
  722. {
  723. struct net_device *netdev = (struct net_device *) data;
  724. struct e1000_adapter *adapter = netdev_priv(netdev);
  725. adapter->test_icr |= E1000_READ_REG(&adapter->hw, ICR);
  726. return IRQ_HANDLED;
  727. }
  728. static int
  729. e1000_intr_test(struct e1000_adapter *adapter, uint64_t *data)
  730. {
  731. struct net_device *netdev = adapter->netdev;
  732. uint32_t mask, i=0, shared_int = TRUE;
  733. uint32_t irq = adapter->pdev->irq;
  734. *data = 0;
  735. /* Hook up test interrupt handler just for this test */
  736. if(!request_irq(irq, &e1000_test_intr, 0, netdev->name, netdev)) {
  737. shared_int = FALSE;
  738. } else if(request_irq(irq, &e1000_test_intr, SA_SHIRQ,
  739. netdev->name, netdev)){
  740. *data = 1;
  741. return -1;
  742. }
  743. /* Disable all the interrupts */
  744. E1000_WRITE_REG(&adapter->hw, IMC, 0xFFFFFFFF);
  745. msec_delay(10);
  746. /* Test each interrupt */
  747. for(; i < 10; i++) {
  748. /* Interrupt to test */
  749. mask = 1 << i;
  750. if(!shared_int) {
  751. /* Disable the interrupt to be reported in
  752. * the cause register and then force the same
  753. * interrupt and see if one gets posted. If
  754. * an interrupt was posted to the bus, the
  755. * test failed.
  756. */
  757. adapter->test_icr = 0;
  758. E1000_WRITE_REG(&adapter->hw, IMC, mask);
  759. E1000_WRITE_REG(&adapter->hw, ICS, mask);
  760. msec_delay(10);
  761. if(adapter->test_icr & mask) {
  762. *data = 3;
  763. break;
  764. }
  765. }
  766. /* Enable the interrupt to be reported in
  767. * the cause register and then force the same
  768. * interrupt and see if one gets posted. If
  769. * an interrupt was not posted to the bus, the
  770. * test failed.
  771. */
  772. adapter->test_icr = 0;
  773. E1000_WRITE_REG(&adapter->hw, IMS, mask);
  774. E1000_WRITE_REG(&adapter->hw, ICS, mask);
  775. msec_delay(10);
  776. if(!(adapter->test_icr & mask)) {
  777. *data = 4;
  778. break;
  779. }
  780. if(!shared_int) {
  781. /* Disable the other interrupts to be reported in
  782. * the cause register and then force the other
  783. * interrupts and see if any get posted. If
  784. * an interrupt was posted to the bus, the
  785. * test failed.
  786. */
  787. adapter->test_icr = 0;
  788. E1000_WRITE_REG(&adapter->hw, IMC, ~mask & 0x00007FFF);
  789. E1000_WRITE_REG(&adapter->hw, ICS, ~mask & 0x00007FFF);
  790. msec_delay(10);
  791. if(adapter->test_icr) {
  792. *data = 5;
  793. break;
  794. }
  795. }
  796. }
  797. /* Disable all the interrupts */
  798. E1000_WRITE_REG(&adapter->hw, IMC, 0xFFFFFFFF);
  799. msec_delay(10);
  800. /* Unhook test interrupt handler */
  801. free_irq(irq, netdev);
  802. return *data;
  803. }
  804. static void
  805. e1000_free_desc_rings(struct e1000_adapter *adapter)
  806. {
  807. struct e1000_tx_ring *txdr = &adapter->test_tx_ring;
  808. struct e1000_rx_ring *rxdr = &adapter->test_rx_ring;
  809. struct pci_dev *pdev = adapter->pdev;
  810. int i;
  811. if(txdr->desc && txdr->buffer_info) {
  812. for(i = 0; i < txdr->count; i++) {
  813. if(txdr->buffer_info[i].dma)
  814. pci_unmap_single(pdev, txdr->buffer_info[i].dma,
  815. txdr->buffer_info[i].length,
  816. PCI_DMA_TODEVICE);
  817. if(txdr->buffer_info[i].skb)
  818. dev_kfree_skb(txdr->buffer_info[i].skb);
  819. }
  820. }
  821. if(rxdr->desc && rxdr->buffer_info) {
  822. for(i = 0; i < rxdr->count; i++) {
  823. if(rxdr->buffer_info[i].dma)
  824. pci_unmap_single(pdev, rxdr->buffer_info[i].dma,
  825. rxdr->buffer_info[i].length,
  826. PCI_DMA_FROMDEVICE);
  827. if(rxdr->buffer_info[i].skb)
  828. dev_kfree_skb(rxdr->buffer_info[i].skb);
  829. }
  830. }
  831. if (txdr->desc) {
  832. pci_free_consistent(pdev, txdr->size, txdr->desc, txdr->dma);
  833. txdr->desc = NULL;
  834. }
  835. if (rxdr->desc) {
  836. pci_free_consistent(pdev, rxdr->size, rxdr->desc, rxdr->dma);
  837. rxdr->desc = NULL;
  838. }
  839. kfree(txdr->buffer_info);
  840. txdr->buffer_info = NULL;
  841. kfree(rxdr->buffer_info);
  842. rxdr->buffer_info = NULL;
  843. return;
  844. }
  845. static int
  846. e1000_setup_desc_rings(struct e1000_adapter *adapter)
  847. {
  848. struct e1000_tx_ring *txdr = &adapter->test_tx_ring;
  849. struct e1000_rx_ring *rxdr = &adapter->test_rx_ring;
  850. struct pci_dev *pdev = adapter->pdev;
  851. uint32_t rctl;
  852. int size, i, ret_val;
  853. /* Setup Tx descriptor ring and Tx buffers */
  854. if(!txdr->count)
  855. txdr->count = E1000_DEFAULT_TXD;
  856. size = txdr->count * sizeof(struct e1000_buffer);
  857. if(!(txdr->buffer_info = kmalloc(size, GFP_KERNEL))) {
  858. ret_val = 1;
  859. goto err_nomem;
  860. }
  861. memset(txdr->buffer_info, 0, size);
  862. txdr->size = txdr->count * sizeof(struct e1000_tx_desc);
  863. E1000_ROUNDUP(txdr->size, 4096);
  864. if(!(txdr->desc = pci_alloc_consistent(pdev, txdr->size, &txdr->dma))) {
  865. ret_val = 2;
  866. goto err_nomem;
  867. }
  868. memset(txdr->desc, 0, txdr->size);
  869. txdr->next_to_use = txdr->next_to_clean = 0;
  870. E1000_WRITE_REG(&adapter->hw, TDBAL,
  871. ((uint64_t) txdr->dma & 0x00000000FFFFFFFF));
  872. E1000_WRITE_REG(&adapter->hw, TDBAH, ((uint64_t) txdr->dma >> 32));
  873. E1000_WRITE_REG(&adapter->hw, TDLEN,
  874. txdr->count * sizeof(struct e1000_tx_desc));
  875. E1000_WRITE_REG(&adapter->hw, TDH, 0);
  876. E1000_WRITE_REG(&adapter->hw, TDT, 0);
  877. E1000_WRITE_REG(&adapter->hw, TCTL,
  878. E1000_TCTL_PSP | E1000_TCTL_EN |
  879. E1000_COLLISION_THRESHOLD << E1000_CT_SHIFT |
  880. E1000_FDX_COLLISION_DISTANCE << E1000_COLD_SHIFT);
  881. for(i = 0; i < txdr->count; i++) {
  882. struct e1000_tx_desc *tx_desc = E1000_TX_DESC(*txdr, i);
  883. struct sk_buff *skb;
  884. unsigned int size = 1024;
  885. if(!(skb = alloc_skb(size, GFP_KERNEL))) {
  886. ret_val = 3;
  887. goto err_nomem;
  888. }
  889. skb_put(skb, size);
  890. txdr->buffer_info[i].skb = skb;
  891. txdr->buffer_info[i].length = skb->len;
  892. txdr->buffer_info[i].dma =
  893. pci_map_single(pdev, skb->data, skb->len,
  894. PCI_DMA_TODEVICE);
  895. tx_desc->buffer_addr = cpu_to_le64(txdr->buffer_info[i].dma);
  896. tx_desc->lower.data = cpu_to_le32(skb->len);
  897. tx_desc->lower.data |= cpu_to_le32(E1000_TXD_CMD_EOP |
  898. E1000_TXD_CMD_IFCS |
  899. E1000_TXD_CMD_RPS);
  900. tx_desc->upper.data = 0;
  901. }
  902. /* Setup Rx descriptor ring and Rx buffers */
  903. if(!rxdr->count)
  904. rxdr->count = E1000_DEFAULT_RXD;
  905. size = rxdr->count * sizeof(struct e1000_buffer);
  906. if(!(rxdr->buffer_info = kmalloc(size, GFP_KERNEL))) {
  907. ret_val = 4;
  908. goto err_nomem;
  909. }
  910. memset(rxdr->buffer_info, 0, size);
  911. rxdr->size = rxdr->count * sizeof(struct e1000_rx_desc);
  912. if(!(rxdr->desc = pci_alloc_consistent(pdev, rxdr->size, &rxdr->dma))) {
  913. ret_val = 5;
  914. goto err_nomem;
  915. }
  916. memset(rxdr->desc, 0, rxdr->size);
  917. rxdr->next_to_use = rxdr->next_to_clean = 0;
  918. rctl = E1000_READ_REG(&adapter->hw, RCTL);
  919. E1000_WRITE_REG(&adapter->hw, RCTL, rctl & ~E1000_RCTL_EN);
  920. E1000_WRITE_REG(&adapter->hw, RDBAL,
  921. ((uint64_t) rxdr->dma & 0xFFFFFFFF));
  922. E1000_WRITE_REG(&adapter->hw, RDBAH, ((uint64_t) rxdr->dma >> 32));
  923. E1000_WRITE_REG(&adapter->hw, RDLEN, rxdr->size);
  924. E1000_WRITE_REG(&adapter->hw, RDH, 0);
  925. E1000_WRITE_REG(&adapter->hw, RDT, 0);
  926. rctl = E1000_RCTL_EN | E1000_RCTL_BAM | E1000_RCTL_SZ_2048 |
  927. E1000_RCTL_LBM_NO | E1000_RCTL_RDMTS_HALF |
  928. (adapter->hw.mc_filter_type << E1000_RCTL_MO_SHIFT);
  929. E1000_WRITE_REG(&adapter->hw, RCTL, rctl);
  930. for(i = 0; i < rxdr->count; i++) {
  931. struct e1000_rx_desc *rx_desc = E1000_RX_DESC(*rxdr, i);
  932. struct sk_buff *skb;
  933. if(!(skb = alloc_skb(E1000_RXBUFFER_2048 + NET_IP_ALIGN,
  934. GFP_KERNEL))) {
  935. ret_val = 6;
  936. goto err_nomem;
  937. }
  938. skb_reserve(skb, NET_IP_ALIGN);
  939. rxdr->buffer_info[i].skb = skb;
  940. rxdr->buffer_info[i].length = E1000_RXBUFFER_2048;
  941. rxdr->buffer_info[i].dma =
  942. pci_map_single(pdev, skb->data, E1000_RXBUFFER_2048,
  943. PCI_DMA_FROMDEVICE);
  944. rx_desc->buffer_addr = cpu_to_le64(rxdr->buffer_info[i].dma);
  945. memset(skb->data, 0x00, skb->len);
  946. }
  947. return 0;
  948. err_nomem:
  949. e1000_free_desc_rings(adapter);
  950. return ret_val;
  951. }
  952. static void
  953. e1000_phy_disable_receiver(struct e1000_adapter *adapter)
  954. {
  955. /* Write out to PHY registers 29 and 30 to disable the Receiver. */
  956. e1000_write_phy_reg(&adapter->hw, 29, 0x001F);
  957. e1000_write_phy_reg(&adapter->hw, 30, 0x8FFC);
  958. e1000_write_phy_reg(&adapter->hw, 29, 0x001A);
  959. e1000_write_phy_reg(&adapter->hw, 30, 0x8FF0);
  960. }
  961. static void
  962. e1000_phy_reset_clk_and_crs(struct e1000_adapter *adapter)
  963. {
  964. uint16_t phy_reg;
  965. /* Because we reset the PHY above, we need to re-force TX_CLK in the
  966. * Extended PHY Specific Control Register to 25MHz clock. This
  967. * value defaults back to a 2.5MHz clock when the PHY is reset.
  968. */
  969. e1000_read_phy_reg(&adapter->hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_reg);
  970. phy_reg |= M88E1000_EPSCR_TX_CLK_25;
  971. e1000_write_phy_reg(&adapter->hw,
  972. M88E1000_EXT_PHY_SPEC_CTRL, phy_reg);
  973. /* In addition, because of the s/w reset above, we need to enable
  974. * CRS on TX. This must be set for both full and half duplex
  975. * operation.
  976. */
  977. e1000_read_phy_reg(&adapter->hw, M88E1000_PHY_SPEC_CTRL, &phy_reg);
  978. phy_reg |= M88E1000_PSCR_ASSERT_CRS_ON_TX;
  979. e1000_write_phy_reg(&adapter->hw,
  980. M88E1000_PHY_SPEC_CTRL, phy_reg);
  981. }
  982. static int
  983. e1000_nonintegrated_phy_loopback(struct e1000_adapter *adapter)
  984. {
  985. uint32_t ctrl_reg;
  986. uint16_t phy_reg;
  987. /* Setup the Device Control Register for PHY loopback test. */
  988. ctrl_reg = E1000_READ_REG(&adapter->hw, CTRL);
  989. ctrl_reg |= (E1000_CTRL_ILOS | /* Invert Loss-Of-Signal */
  990. E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */
  991. E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */
  992. E1000_CTRL_SPD_1000 | /* Force Speed to 1000 */
  993. E1000_CTRL_FD); /* Force Duplex to FULL */
  994. E1000_WRITE_REG(&adapter->hw, CTRL, ctrl_reg);
  995. /* Read the PHY Specific Control Register (0x10) */
  996. e1000_read_phy_reg(&adapter->hw, M88E1000_PHY_SPEC_CTRL, &phy_reg);
  997. /* Clear Auto-Crossover bits in PHY Specific Control Register
  998. * (bits 6:5).
  999. */
  1000. phy_reg &= ~M88E1000_PSCR_AUTO_X_MODE;
  1001. e1000_write_phy_reg(&adapter->hw, M88E1000_PHY_SPEC_CTRL, phy_reg);
  1002. /* Perform software reset on the PHY */
  1003. e1000_phy_reset(&adapter->hw);
  1004. /* Have to setup TX_CLK and TX_CRS after software reset */
  1005. e1000_phy_reset_clk_and_crs(adapter);
  1006. e1000_write_phy_reg(&adapter->hw, PHY_CTRL, 0x8100);
  1007. /* Wait for reset to complete. */
  1008. udelay(500);
  1009. /* Have to setup TX_CLK and TX_CRS after software reset */
  1010. e1000_phy_reset_clk_and_crs(adapter);
  1011. /* Write out to PHY registers 29 and 30 to disable the Receiver. */
  1012. e1000_phy_disable_receiver(adapter);
  1013. /* Set the loopback bit in the PHY control register. */
  1014. e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &phy_reg);
  1015. phy_reg |= MII_CR_LOOPBACK;
  1016. e1000_write_phy_reg(&adapter->hw, PHY_CTRL, phy_reg);
  1017. /* Setup TX_CLK and TX_CRS one more time. */
  1018. e1000_phy_reset_clk_and_crs(adapter);
  1019. /* Check Phy Configuration */
  1020. e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &phy_reg);
  1021. if(phy_reg != 0x4100)
  1022. return 9;
  1023. e1000_read_phy_reg(&adapter->hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_reg);
  1024. if(phy_reg != 0x0070)
  1025. return 10;
  1026. e1000_read_phy_reg(&adapter->hw, 29, &phy_reg);
  1027. if(phy_reg != 0x001A)
  1028. return 11;
  1029. return 0;
  1030. }
  1031. static int
  1032. e1000_integrated_phy_loopback(struct e1000_adapter *adapter)
  1033. {
  1034. uint32_t ctrl_reg = 0;
  1035. uint32_t stat_reg = 0;
  1036. adapter->hw.autoneg = FALSE;
  1037. if(adapter->hw.phy_type == e1000_phy_m88) {
  1038. /* Auto-MDI/MDIX Off */
  1039. e1000_write_phy_reg(&adapter->hw,
  1040. M88E1000_PHY_SPEC_CTRL, 0x0808);
  1041. /* reset to update Auto-MDI/MDIX */
  1042. e1000_write_phy_reg(&adapter->hw, PHY_CTRL, 0x9140);
  1043. /* autoneg off */
  1044. e1000_write_phy_reg(&adapter->hw, PHY_CTRL, 0x8140);
  1045. }
  1046. /* force 1000, set loopback */
  1047. e1000_write_phy_reg(&adapter->hw, PHY_CTRL, 0x4140);
  1048. /* Now set up the MAC to the same speed/duplex as the PHY. */
  1049. ctrl_reg = E1000_READ_REG(&adapter->hw, CTRL);
  1050. ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */
  1051. ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */
  1052. E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */
  1053. E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */
  1054. E1000_CTRL_FD); /* Force Duplex to FULL */
  1055. if(adapter->hw.media_type == e1000_media_type_copper &&
  1056. adapter->hw.phy_type == e1000_phy_m88) {
  1057. ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */
  1058. } else {
  1059. /* Set the ILOS bit on the fiber Nic is half
  1060. * duplex link is detected. */
  1061. stat_reg = E1000_READ_REG(&adapter->hw, STATUS);
  1062. if((stat_reg & E1000_STATUS_FD) == 0)
  1063. ctrl_reg |= (E1000_CTRL_ILOS | E1000_CTRL_SLU);
  1064. }
  1065. E1000_WRITE_REG(&adapter->hw, CTRL, ctrl_reg);
  1066. /* Disable the receiver on the PHY so when a cable is plugged in, the
  1067. * PHY does not begin to autoneg when a cable is reconnected to the NIC.
  1068. */
  1069. if(adapter->hw.phy_type == e1000_phy_m88)
  1070. e1000_phy_disable_receiver(adapter);
  1071. udelay(500);
  1072. return 0;
  1073. }
  1074. static int
  1075. e1000_set_phy_loopback(struct e1000_adapter *adapter)
  1076. {
  1077. uint16_t phy_reg = 0;
  1078. uint16_t count = 0;
  1079. switch (adapter->hw.mac_type) {
  1080. case e1000_82543:
  1081. if(adapter->hw.media_type == e1000_media_type_copper) {
  1082. /* Attempt to setup Loopback mode on Non-integrated PHY.
  1083. * Some PHY registers get corrupted at random, so
  1084. * attempt this 10 times.
  1085. */
  1086. while(e1000_nonintegrated_phy_loopback(adapter) &&
  1087. count++ < 10);
  1088. if(count < 11)
  1089. return 0;
  1090. }
  1091. break;
  1092. case e1000_82544:
  1093. case e1000_82540:
  1094. case e1000_82545:
  1095. case e1000_82545_rev_3:
  1096. case e1000_82546:
  1097. case e1000_82546_rev_3:
  1098. case e1000_82541:
  1099. case e1000_82541_rev_2:
  1100. case e1000_82547:
  1101. case e1000_82547_rev_2:
  1102. case e1000_82571:
  1103. case e1000_82572:
  1104. case e1000_82573:
  1105. return e1000_integrated_phy_loopback(adapter);
  1106. break;
  1107. default:
  1108. /* Default PHY loopback work is to read the MII
  1109. * control register and assert bit 14 (loopback mode).
  1110. */
  1111. e1000_read_phy_reg(&adapter->hw, PHY_CTRL, &phy_reg);
  1112. phy_reg |= MII_CR_LOOPBACK;
  1113. e1000_write_phy_reg(&adapter->hw, PHY_CTRL, phy_reg);
  1114. return 0;
  1115. break;
  1116. }
  1117. return 8;
  1118. }
  1119. static int
  1120. e1000_setup_loopback_test(struct e1000_adapter *adapter)
  1121. {
  1122. struct e1000_hw *hw = &adapter->hw;
  1123. uint32_t rctl;
  1124. if (hw->media_type == e1000_media_type_fiber ||
  1125. hw->media_type == e1000_media_type_internal_serdes) {
  1126. switch (hw->mac_type) {
  1127. case e1000_82545:
  1128. case e1000_82546:
  1129. case e1000_82545_rev_3:
  1130. case e1000_82546_rev_3:
  1131. return e1000_set_phy_loopback(adapter);
  1132. break;
  1133. case e1000_82571:
  1134. case e1000_82572:
  1135. #define E1000_SERDES_LB_ON 0x410
  1136. e1000_set_phy_loopback(adapter);
  1137. E1000_WRITE_REG(hw, SCTL, E1000_SERDES_LB_ON);
  1138. msec_delay(10);
  1139. return 0;
  1140. break;
  1141. default:
  1142. rctl = E1000_READ_REG(hw, RCTL);
  1143. rctl |= E1000_RCTL_LBM_TCVR;
  1144. E1000_WRITE_REG(hw, RCTL, rctl);
  1145. return 0;
  1146. }
  1147. } else if (hw->media_type == e1000_media_type_copper)
  1148. return e1000_set_phy_loopback(adapter);
  1149. return 7;
  1150. }
  1151. static void
  1152. e1000_loopback_cleanup(struct e1000_adapter *adapter)
  1153. {
  1154. struct e1000_hw *hw = &adapter->hw;
  1155. uint32_t rctl;
  1156. uint16_t phy_reg;
  1157. rctl = E1000_READ_REG(hw, RCTL);
  1158. rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC);
  1159. E1000_WRITE_REG(hw, RCTL, rctl);
  1160. switch (hw->mac_type) {
  1161. case e1000_82571:
  1162. case e1000_82572:
  1163. if (hw->media_type == e1000_media_type_fiber ||
  1164. hw->media_type == e1000_media_type_internal_serdes) {
  1165. #define E1000_SERDES_LB_OFF 0x400
  1166. E1000_WRITE_REG(hw, SCTL, E1000_SERDES_LB_OFF);
  1167. msec_delay(10);
  1168. break;
  1169. }
  1170. /* Fall Through */
  1171. case e1000_82545:
  1172. case e1000_82546:
  1173. case e1000_82545_rev_3:
  1174. case e1000_82546_rev_3:
  1175. default:
  1176. hw->autoneg = TRUE;
  1177. e1000_read_phy_reg(hw, PHY_CTRL, &phy_reg);
  1178. if (phy_reg & MII_CR_LOOPBACK) {
  1179. phy_reg &= ~MII_CR_LOOPBACK;
  1180. e1000_write_phy_reg(hw, PHY_CTRL, phy_reg);
  1181. e1000_phy_reset(hw);
  1182. }
  1183. break;
  1184. }
  1185. }
  1186. static void
  1187. e1000_create_lbtest_frame(struct sk_buff *skb, unsigned int frame_size)
  1188. {
  1189. memset(skb->data, 0xFF, frame_size);
  1190. frame_size &= ~1;
  1191. memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
  1192. memset(&skb->data[frame_size / 2 + 10], 0xBE, 1);
  1193. memset(&skb->data[frame_size / 2 + 12], 0xAF, 1);
  1194. }
  1195. static int
  1196. e1000_check_lbtest_frame(struct sk_buff *skb, unsigned int frame_size)
  1197. {
  1198. frame_size &= ~1;
  1199. if(*(skb->data + 3) == 0xFF) {
  1200. if((*(skb->data + frame_size / 2 + 10) == 0xBE) &&
  1201. (*(skb->data + frame_size / 2 + 12) == 0xAF)) {
  1202. return 0;
  1203. }
  1204. }
  1205. return 13;
  1206. }
  1207. static int
  1208. e1000_run_loopback_test(struct e1000_adapter *adapter)
  1209. {
  1210. struct e1000_tx_ring *txdr = &adapter->test_tx_ring;
  1211. struct e1000_rx_ring *rxdr = &adapter->test_rx_ring;
  1212. struct pci_dev *pdev = adapter->pdev;
  1213. int i, j, k, l, lc, good_cnt, ret_val=0;
  1214. unsigned long time;
  1215. E1000_WRITE_REG(&adapter->hw, RDT, rxdr->count - 1);
  1216. /* Calculate the loop count based on the largest descriptor ring
  1217. * The idea is to wrap the largest ring a number of times using 64
  1218. * send/receive pairs during each loop
  1219. */
  1220. if(rxdr->count <= txdr->count)
  1221. lc = ((txdr->count / 64) * 2) + 1;
  1222. else
  1223. lc = ((rxdr->count / 64) * 2) + 1;
  1224. k = l = 0;
  1225. for(j = 0; j <= lc; j++) { /* loop count loop */
  1226. for(i = 0; i < 64; i++) { /* send the packets */
  1227. e1000_create_lbtest_frame(txdr->buffer_info[i].skb,
  1228. 1024);
  1229. pci_dma_sync_single_for_device(pdev,
  1230. txdr->buffer_info[k].dma,
  1231. txdr->buffer_info[k].length,
  1232. PCI_DMA_TODEVICE);
  1233. if(unlikely(++k == txdr->count)) k = 0;
  1234. }
  1235. E1000_WRITE_REG(&adapter->hw, TDT, k);
  1236. msec_delay(200);
  1237. time = jiffies; /* set the start time for the receive */
  1238. good_cnt = 0;
  1239. do { /* receive the sent packets */
  1240. pci_dma_sync_single_for_cpu(pdev,
  1241. rxdr->buffer_info[l].dma,
  1242. rxdr->buffer_info[l].length,
  1243. PCI_DMA_FROMDEVICE);
  1244. ret_val = e1000_check_lbtest_frame(
  1245. rxdr->buffer_info[l].skb,
  1246. 1024);
  1247. if(!ret_val)
  1248. good_cnt++;
  1249. if(unlikely(++l == rxdr->count)) l = 0;
  1250. /* time + 20 msecs (200 msecs on 2.4) is more than
  1251. * enough time to complete the receives, if it's
  1252. * exceeded, break and error off
  1253. */
  1254. } while (good_cnt < 64 && jiffies < (time + 20));
  1255. if(good_cnt != 64) {
  1256. ret_val = 13; /* ret_val is the same as mis-compare */
  1257. break;
  1258. }
  1259. if(jiffies >= (time + 2)) {
  1260. ret_val = 14; /* error code for time out error */
  1261. break;
  1262. }
  1263. } /* end loop count loop */
  1264. return ret_val;
  1265. }
  1266. static int
  1267. e1000_loopback_test(struct e1000_adapter *adapter, uint64_t *data)
  1268. {
  1269. /* PHY loopback cannot be performed if SoL/IDER
  1270. * sessions are active */
  1271. if (e1000_check_phy_reset_block(&adapter->hw)) {
  1272. DPRINTK(DRV, ERR, "Cannot do PHY loopback test "
  1273. "when SoL/IDER is active.\n");
  1274. *data = 0;
  1275. goto out;
  1276. }
  1277. if ((*data = e1000_setup_desc_rings(adapter)))
  1278. goto out;
  1279. if ((*data = e1000_setup_loopback_test(adapter)))
  1280. goto err_loopback;
  1281. *data = e1000_run_loopback_test(adapter);
  1282. e1000_loopback_cleanup(adapter);
  1283. err_loopback:
  1284. e1000_free_desc_rings(adapter);
  1285. out:
  1286. return *data;
  1287. }
  1288. static int
  1289. e1000_link_test(struct e1000_adapter *adapter, uint64_t *data)
  1290. {
  1291. *data = 0;
  1292. if (adapter->hw.media_type == e1000_media_type_internal_serdes) {
  1293. int i = 0;
  1294. adapter->hw.serdes_link_down = TRUE;
  1295. /* On some blade server designs, link establishment
  1296. * could take as long as 2-3 minutes */
  1297. do {
  1298. e1000_check_for_link(&adapter->hw);
  1299. if (adapter->hw.serdes_link_down == FALSE)
  1300. return *data;
  1301. msec_delay(20);
  1302. } while (i++ < 3750);
  1303. *data = 1;
  1304. } else {
  1305. e1000_check_for_link(&adapter->hw);
  1306. if(adapter->hw.autoneg) /* if auto_neg is set wait for it */
  1307. msec_delay(4000);
  1308. if(!(E1000_READ_REG(&adapter->hw, STATUS) & E1000_STATUS_LU)) {
  1309. *data = 1;
  1310. }
  1311. }
  1312. return *data;
  1313. }
  1314. static int
  1315. e1000_diag_test_count(struct net_device *netdev)
  1316. {
  1317. return E1000_TEST_LEN;
  1318. }
  1319. static void
  1320. e1000_diag_test(struct net_device *netdev,
  1321. struct ethtool_test *eth_test, uint64_t *data)
  1322. {
  1323. struct e1000_adapter *adapter = netdev_priv(netdev);
  1324. boolean_t if_running = netif_running(netdev);
  1325. if(eth_test->flags == ETH_TEST_FL_OFFLINE) {
  1326. /* Offline tests */
  1327. /* save speed, duplex, autoneg settings */
  1328. uint16_t autoneg_advertised = adapter->hw.autoneg_advertised;
  1329. uint8_t forced_speed_duplex = adapter->hw.forced_speed_duplex;
  1330. uint8_t autoneg = adapter->hw.autoneg;
  1331. /* Link test performed before hardware reset so autoneg doesn't
  1332. * interfere with test result */
  1333. if(e1000_link_test(adapter, &data[4]))
  1334. eth_test->flags |= ETH_TEST_FL_FAILED;
  1335. if(if_running)
  1336. e1000_down(adapter);
  1337. else
  1338. e1000_reset(adapter);
  1339. if(e1000_reg_test(adapter, &data[0]))
  1340. eth_test->flags |= ETH_TEST_FL_FAILED;
  1341. e1000_reset(adapter);
  1342. if(e1000_eeprom_test(adapter, &data[1]))
  1343. eth_test->flags |= ETH_TEST_FL_FAILED;
  1344. e1000_reset(adapter);
  1345. if(e1000_intr_test(adapter, &data[2]))
  1346. eth_test->flags |= ETH_TEST_FL_FAILED;
  1347. e1000_reset(adapter);
  1348. if(e1000_loopback_test(adapter, &data[3]))
  1349. eth_test->flags |= ETH_TEST_FL_FAILED;
  1350. /* restore speed, duplex, autoneg settings */
  1351. adapter->hw.autoneg_advertised = autoneg_advertised;
  1352. adapter->hw.forced_speed_duplex = forced_speed_duplex;
  1353. adapter->hw.autoneg = autoneg;
  1354. e1000_reset(adapter);
  1355. if(if_running)
  1356. e1000_up(adapter);
  1357. } else {
  1358. /* Online tests */
  1359. if(e1000_link_test(adapter, &data[4]))
  1360. eth_test->flags |= ETH_TEST_FL_FAILED;
  1361. /* Offline tests aren't run; pass by default */
  1362. data[0] = 0;
  1363. data[1] = 0;
  1364. data[2] = 0;
  1365. data[3] = 0;
  1366. }
  1367. msleep_interruptible(4 * 1000);
  1368. }
  1369. static void
  1370. e1000_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
  1371. {
  1372. struct e1000_adapter *adapter = netdev_priv(netdev);
  1373. struct e1000_hw *hw = &adapter->hw;
  1374. switch(adapter->hw.device_id) {
  1375. case E1000_DEV_ID_82542:
  1376. case E1000_DEV_ID_82543GC_FIBER:
  1377. case E1000_DEV_ID_82543GC_COPPER:
  1378. case E1000_DEV_ID_82544EI_FIBER:
  1379. case E1000_DEV_ID_82546EB_QUAD_COPPER:
  1380. case E1000_DEV_ID_82545EM_FIBER:
  1381. case E1000_DEV_ID_82545EM_COPPER:
  1382. wol->supported = 0;
  1383. wol->wolopts = 0;
  1384. return;
  1385. case E1000_DEV_ID_82546EB_FIBER:
  1386. case E1000_DEV_ID_82546GB_FIBER:
  1387. case E1000_DEV_ID_82571EB_FIBER:
  1388. /* Wake events only supported on port A for dual fiber */
  1389. if(E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1) {
  1390. wol->supported = 0;
  1391. wol->wolopts = 0;
  1392. return;
  1393. }
  1394. /* Fall Through */
  1395. default:
  1396. wol->supported = WAKE_UCAST | WAKE_MCAST |
  1397. WAKE_BCAST | WAKE_MAGIC;
  1398. wol->wolopts = 0;
  1399. if(adapter->wol & E1000_WUFC_EX)
  1400. wol->wolopts |= WAKE_UCAST;
  1401. if(adapter->wol & E1000_WUFC_MC)
  1402. wol->wolopts |= WAKE_MCAST;
  1403. if(adapter->wol & E1000_WUFC_BC)
  1404. wol->wolopts |= WAKE_BCAST;
  1405. if(adapter->wol & E1000_WUFC_MAG)
  1406. wol->wolopts |= WAKE_MAGIC;
  1407. return;
  1408. }
  1409. }
  1410. static int
  1411. e1000_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
  1412. {
  1413. struct e1000_adapter *adapter = netdev_priv(netdev);
  1414. struct e1000_hw *hw = &adapter->hw;
  1415. switch(adapter->hw.device_id) {
  1416. case E1000_DEV_ID_82542:
  1417. case E1000_DEV_ID_82543GC_FIBER:
  1418. case E1000_DEV_ID_82543GC_COPPER:
  1419. case E1000_DEV_ID_82544EI_FIBER:
  1420. case E1000_DEV_ID_82546EB_QUAD_COPPER:
  1421. case E1000_DEV_ID_82545EM_FIBER:
  1422. case E1000_DEV_ID_82545EM_COPPER:
  1423. return wol->wolopts ? -EOPNOTSUPP : 0;
  1424. case E1000_DEV_ID_82546EB_FIBER:
  1425. case E1000_DEV_ID_82546GB_FIBER:
  1426. case E1000_DEV_ID_82571EB_FIBER:
  1427. /* Wake events only supported on port A for dual fiber */
  1428. if(E1000_READ_REG(hw, STATUS) & E1000_STATUS_FUNC_1)
  1429. return wol->wolopts ? -EOPNOTSUPP : 0;
  1430. /* Fall Through */
  1431. default:
  1432. if(wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE))
  1433. return -EOPNOTSUPP;
  1434. adapter->wol = 0;
  1435. if(wol->wolopts & WAKE_UCAST)
  1436. adapter->wol |= E1000_WUFC_EX;
  1437. if(wol->wolopts & WAKE_MCAST)
  1438. adapter->wol |= E1000_WUFC_MC;
  1439. if(wol->wolopts & WAKE_BCAST)
  1440. adapter->wol |= E1000_WUFC_BC;
  1441. if(wol->wolopts & WAKE_MAGIC)
  1442. adapter->wol |= E1000_WUFC_MAG;
  1443. }
  1444. return 0;
  1445. }
  1446. /* toggle LED 4 times per second = 2 "blinks" per second */
  1447. #define E1000_ID_INTERVAL (HZ/4)
  1448. /* bit defines for adapter->led_status */
  1449. #define E1000_LED_ON 0
  1450. static void
  1451. e1000_led_blink_callback(unsigned long data)
  1452. {
  1453. struct e1000_adapter *adapter = (struct e1000_adapter *) data;
  1454. if(test_and_change_bit(E1000_LED_ON, &adapter->led_status))
  1455. e1000_led_off(&adapter->hw);
  1456. else
  1457. e1000_led_on(&adapter->hw);
  1458. mod_timer(&adapter->blink_timer, jiffies + E1000_ID_INTERVAL);
  1459. }
  1460. static int
  1461. e1000_phys_id(struct net_device *netdev, uint32_t data)
  1462. {
  1463. struct e1000_adapter *adapter = netdev_priv(netdev);
  1464. if(!data || data > (uint32_t)(MAX_SCHEDULE_TIMEOUT / HZ))
  1465. data = (uint32_t)(MAX_SCHEDULE_TIMEOUT / HZ);
  1466. if(adapter->hw.mac_type < e1000_82571) {
  1467. if(!adapter->blink_timer.function) {
  1468. init_timer(&adapter->blink_timer);
  1469. adapter->blink_timer.function = e1000_led_blink_callback;
  1470. adapter->blink_timer.data = (unsigned long) adapter;
  1471. }
  1472. e1000_setup_led(&adapter->hw);
  1473. mod_timer(&adapter->blink_timer, jiffies);
  1474. msleep_interruptible(data * 1000);
  1475. del_timer_sync(&adapter->blink_timer);
  1476. } else if (adapter->hw.mac_type < e1000_82573) {
  1477. E1000_WRITE_REG(&adapter->hw, LEDCTL,
  1478. (E1000_LEDCTL_LED2_BLINK_RATE |
  1479. E1000_LEDCTL_LED0_BLINK | E1000_LEDCTL_LED2_BLINK |
  1480. (E1000_LEDCTL_MODE_LED_ON << E1000_LEDCTL_LED2_MODE_SHIFT) |
  1481. (E1000_LEDCTL_MODE_LINK_ACTIVITY << E1000_LEDCTL_LED0_MODE_SHIFT) |
  1482. (E1000_LEDCTL_MODE_LED_OFF << E1000_LEDCTL_LED1_MODE_SHIFT)));
  1483. msleep_interruptible(data * 1000);
  1484. } else {
  1485. E1000_WRITE_REG(&adapter->hw, LEDCTL,
  1486. (E1000_LEDCTL_LED2_BLINK_RATE |
  1487. E1000_LEDCTL_LED1_BLINK | E1000_LEDCTL_LED2_BLINK |
  1488. (E1000_LEDCTL_MODE_LED_ON << E1000_LEDCTL_LED2_MODE_SHIFT) |
  1489. (E1000_LEDCTL_MODE_LINK_ACTIVITY << E1000_LEDCTL_LED1_MODE_SHIFT) |
  1490. (E1000_LEDCTL_MODE_LED_OFF << E1000_LEDCTL_LED0_MODE_SHIFT)));
  1491. msleep_interruptible(data * 1000);
  1492. }
  1493. e1000_led_off(&adapter->hw);
  1494. clear_bit(E1000_LED_ON, &adapter->led_status);
  1495. e1000_cleanup_led(&adapter->hw);
  1496. return 0;
  1497. }
  1498. static int
  1499. e1000_nway_reset(struct net_device *netdev)
  1500. {
  1501. struct e1000_adapter *adapter = netdev_priv(netdev);
  1502. if(netif_running(netdev)) {
  1503. e1000_down(adapter);
  1504. e1000_up(adapter);
  1505. }
  1506. return 0;
  1507. }
  1508. static int
  1509. e1000_get_stats_count(struct net_device *netdev)
  1510. {
  1511. return E1000_STATS_LEN;
  1512. }
  1513. static void
  1514. e1000_get_ethtool_stats(struct net_device *netdev,
  1515. struct ethtool_stats *stats, uint64_t *data)
  1516. {
  1517. struct e1000_adapter *adapter = netdev_priv(netdev);
  1518. #ifdef CONFIG_E1000_MQ
  1519. uint64_t *queue_stat;
  1520. int stat_count = sizeof(struct e1000_queue_stats) / sizeof(uint64_t);
  1521. int j, k;
  1522. #endif
  1523. int i;
  1524. e1000_update_stats(adapter);
  1525. for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) {
  1526. char *p = (char *)adapter+e1000_gstrings_stats[i].stat_offset;
  1527. data[i] = (e1000_gstrings_stats[i].sizeof_stat ==
  1528. sizeof(uint64_t)) ? *(uint64_t *)p : *(uint32_t *)p;
  1529. }
  1530. #ifdef CONFIG_E1000_MQ
  1531. for (j = 0; j < adapter->num_tx_queues; j++) {
  1532. queue_stat = (uint64_t *)&adapter->tx_ring[j].tx_stats;
  1533. for (k = 0; k < stat_count; k++)
  1534. data[i + k] = queue_stat[k];
  1535. i += k;
  1536. }
  1537. for (j = 0; j < adapter->num_rx_queues; j++) {
  1538. queue_stat = (uint64_t *)&adapter->rx_ring[j].rx_stats;
  1539. for (k = 0; k < stat_count; k++)
  1540. data[i + k] = queue_stat[k];
  1541. i += k;
  1542. }
  1543. #endif
  1544. /* BUG_ON(i != E1000_STATS_LEN); */
  1545. }
  1546. static void
  1547. e1000_get_strings(struct net_device *netdev, uint32_t stringset, uint8_t *data)
  1548. {
  1549. #ifdef CONFIG_E1000_MQ
  1550. struct e1000_adapter *adapter = netdev_priv(netdev);
  1551. #endif
  1552. uint8_t *p = data;
  1553. int i;
  1554. switch(stringset) {
  1555. case ETH_SS_TEST:
  1556. memcpy(data, *e1000_gstrings_test,
  1557. E1000_TEST_LEN*ETH_GSTRING_LEN);
  1558. break;
  1559. case ETH_SS_STATS:
  1560. for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) {
  1561. memcpy(p, e1000_gstrings_stats[i].stat_string,
  1562. ETH_GSTRING_LEN);
  1563. p += ETH_GSTRING_LEN;
  1564. }
  1565. #ifdef CONFIG_E1000_MQ
  1566. for (i = 0; i < adapter->num_tx_queues; i++) {
  1567. sprintf(p, "tx_queue_%u_packets", i);
  1568. p += ETH_GSTRING_LEN;
  1569. sprintf(p, "tx_queue_%u_bytes", i);
  1570. p += ETH_GSTRING_LEN;
  1571. }
  1572. for (i = 0; i < adapter->num_rx_queues; i++) {
  1573. sprintf(p, "rx_queue_%u_packets", i);
  1574. p += ETH_GSTRING_LEN;
  1575. sprintf(p, "rx_queue_%u_bytes", i);
  1576. p += ETH_GSTRING_LEN;
  1577. }
  1578. #endif
  1579. /* BUG_ON(p - data != E1000_STATS_LEN * ETH_GSTRING_LEN); */
  1580. break;
  1581. }
  1582. }
  1583. static struct ethtool_ops e1000_ethtool_ops = {
  1584. .get_settings = e1000_get_settings,
  1585. .set_settings = e1000_set_settings,
  1586. .get_drvinfo = e1000_get_drvinfo,
  1587. .get_regs_len = e1000_get_regs_len,
  1588. .get_regs = e1000_get_regs,
  1589. .get_wol = e1000_get_wol,
  1590. .set_wol = e1000_set_wol,
  1591. .get_msglevel = e1000_get_msglevel,
  1592. .set_msglevel = e1000_set_msglevel,
  1593. .nway_reset = e1000_nway_reset,
  1594. .get_link = ethtool_op_get_link,
  1595. .get_eeprom_len = e1000_get_eeprom_len,
  1596. .get_eeprom = e1000_get_eeprom,
  1597. .set_eeprom = e1000_set_eeprom,
  1598. .get_ringparam = e1000_get_ringparam,
  1599. .set_ringparam = e1000_set_ringparam,
  1600. .get_pauseparam = e1000_get_pauseparam,
  1601. .set_pauseparam = e1000_set_pauseparam,
  1602. .get_rx_csum = e1000_get_rx_csum,
  1603. .set_rx_csum = e1000_set_rx_csum,
  1604. .get_tx_csum = e1000_get_tx_csum,
  1605. .set_tx_csum = e1000_set_tx_csum,
  1606. .get_sg = ethtool_op_get_sg,
  1607. .set_sg = ethtool_op_set_sg,
  1608. #ifdef NETIF_F_TSO
  1609. .get_tso = ethtool_op_get_tso,
  1610. .set_tso = e1000_set_tso,
  1611. #endif
  1612. .self_test_count = e1000_diag_test_count,
  1613. .self_test = e1000_diag_test,
  1614. .get_strings = e1000_get_strings,
  1615. .phys_id = e1000_phys_id,
  1616. .get_stats_count = e1000_get_stats_count,
  1617. .get_ethtool_stats = e1000_get_ethtool_stats,
  1618. .get_perm_addr = ethtool_op_get_perm_addr,
  1619. };
  1620. void e1000_set_ethtool_ops(struct net_device *netdev)
  1621. {
  1622. SET_ETHTOOL_OPS(netdev, &e1000_ethtool_ops);
  1623. }