Masayuki Ohtake | 77555ee | 2010-09-21 01:44:11 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 1999 - 2010 Intel Corporation. |
| 3 | * Copyright (C) 2010 OKI SEMICONDUCTOR Co., LTD. |
| 4 | * |
| 5 | * This code was derived from the Intel e1000e Linux driver. |
| 6 | * |
| 7 | * This program is free software; you can redistribute it and/or modify |
| 8 | * it under the terms of the GNU General Public License as published by |
| 9 | * the Free Software Foundation; version 2 of the License. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. |
| 19 | */ |
| 20 | #include "pch_gbe.h" |
| 21 | #include "pch_gbe_api.h" |
| 22 | |
| 23 | /** |
| 24 | * pch_gbe_stats - Stats item infomation |
| 25 | */ |
| 26 | struct pch_gbe_stats { |
| 27 | char string[ETH_GSTRING_LEN]; |
| 28 | size_t size; |
| 29 | size_t offset; |
| 30 | }; |
| 31 | |
| 32 | #define PCH_GBE_STAT(m) \ |
| 33 | { \ |
| 34 | .string = #m, \ |
| 35 | .size = FIELD_SIZEOF(struct pch_gbe_hw_stats, m), \ |
| 36 | .offset = offsetof(struct pch_gbe_hw_stats, m), \ |
| 37 | } |
| 38 | |
| 39 | /** |
| 40 | * pch_gbe_gstrings_stats - ethtool information status name list |
| 41 | */ |
| 42 | static const struct pch_gbe_stats pch_gbe_gstrings_stats[] = { |
| 43 | PCH_GBE_STAT(rx_packets), |
| 44 | PCH_GBE_STAT(tx_packets), |
| 45 | PCH_GBE_STAT(rx_bytes), |
| 46 | PCH_GBE_STAT(tx_bytes), |
| 47 | PCH_GBE_STAT(rx_errors), |
| 48 | PCH_GBE_STAT(tx_errors), |
| 49 | PCH_GBE_STAT(rx_dropped), |
| 50 | PCH_GBE_STAT(tx_dropped), |
| 51 | PCH_GBE_STAT(multicast), |
| 52 | PCH_GBE_STAT(collisions), |
| 53 | PCH_GBE_STAT(rx_crc_errors), |
| 54 | PCH_GBE_STAT(rx_frame_errors), |
| 55 | PCH_GBE_STAT(rx_alloc_buff_failed), |
| 56 | PCH_GBE_STAT(tx_length_errors), |
| 57 | PCH_GBE_STAT(tx_aborted_errors), |
| 58 | PCH_GBE_STAT(tx_carrier_errors), |
| 59 | PCH_GBE_STAT(tx_timeout_count), |
| 60 | PCH_GBE_STAT(tx_restart_count), |
| 61 | PCH_GBE_STAT(intr_rx_dsc_empty_count), |
| 62 | PCH_GBE_STAT(intr_rx_frame_err_count), |
| 63 | PCH_GBE_STAT(intr_rx_fifo_err_count), |
| 64 | PCH_GBE_STAT(intr_rx_dma_err_count), |
| 65 | PCH_GBE_STAT(intr_tx_fifo_err_count), |
| 66 | PCH_GBE_STAT(intr_tx_dma_err_count), |
| 67 | PCH_GBE_STAT(intr_tcpip_err_count) |
| 68 | }; |
| 69 | |
| 70 | #define PCH_GBE_QUEUE_STATS_LEN 0 |
| 71 | #define PCH_GBE_GLOBAL_STATS_LEN ARRAY_SIZE(pch_gbe_gstrings_stats) |
| 72 | #define PCH_GBE_STATS_LEN (PCH_GBE_GLOBAL_STATS_LEN + PCH_GBE_QUEUE_STATS_LEN) |
| 73 | |
| 74 | #define PCH_GBE_MAC_REGS_LEN (sizeof(struct pch_gbe_regs) / 4) |
| 75 | #define PCH_GBE_REGS_LEN (PCH_GBE_MAC_REGS_LEN + PCH_GBE_PHY_REGS_LEN) |
| 76 | /** |
| 77 | * pch_gbe_get_settings - Get device-specific settings |
| 78 | * @netdev: Network interface device structure |
| 79 | * @ecmd: Ethtool command |
| 80 | * Returns |
| 81 | * 0: Successful. |
| 82 | * Negative value: Failed. |
| 83 | */ |
| 84 | static int pch_gbe_get_settings(struct net_device *netdev, |
| 85 | struct ethtool_cmd *ecmd) |
| 86 | { |
| 87 | struct pch_gbe_adapter *adapter = netdev_priv(netdev); |
| 88 | int ret; |
| 89 | |
| 90 | ret = mii_ethtool_gset(&adapter->mii, ecmd); |
| 91 | ecmd->supported &= ~(SUPPORTED_TP | SUPPORTED_1000baseT_Half); |
| 92 | ecmd->advertising &= ~(ADVERTISED_TP | ADVERTISED_1000baseT_Half); |
| 93 | |
| 94 | if (!netif_carrier_ok(adapter->netdev)) |
| 95 | ecmd->speed = -1; |
| 96 | return ret; |
| 97 | } |
| 98 | |
| 99 | /** |
| 100 | * pch_gbe_set_settings - Set device-specific settings |
| 101 | * @netdev: Network interface device structure |
| 102 | * @ecmd: Ethtool command |
| 103 | * Returns |
| 104 | * 0: Successful. |
| 105 | * Negative value: Failed. |
| 106 | */ |
| 107 | static int pch_gbe_set_settings(struct net_device *netdev, |
| 108 | struct ethtool_cmd *ecmd) |
| 109 | { |
| 110 | struct pch_gbe_adapter *adapter = netdev_priv(netdev); |
| 111 | struct pch_gbe_hw *hw = &adapter->hw; |
| 112 | int ret; |
| 113 | |
| 114 | pch_gbe_hal_write_phy_reg(hw, MII_BMCR, BMCR_RESET); |
| 115 | |
Dan Carpenter | 8998082 | 2010-10-12 23:36:19 +0000 | [diff] [blame] | 116 | if (ecmd->speed == USHRT_MAX) { |
Masayuki Ohtake | 77555ee | 2010-09-21 01:44:11 +0000 | [diff] [blame] | 117 | ecmd->speed = SPEED_1000; |
| 118 | ecmd->duplex = DUPLEX_FULL; |
Dan Carpenter | 8998082 | 2010-10-12 23:36:19 +0000 | [diff] [blame] | 119 | } |
Masayuki Ohtake | 77555ee | 2010-09-21 01:44:11 +0000 | [diff] [blame] | 120 | ret = mii_ethtool_sset(&adapter->mii, ecmd); |
| 121 | if (ret) { |
| 122 | pr_err("Error: mii_ethtool_sset\n"); |
| 123 | return ret; |
| 124 | } |
| 125 | hw->mac.link_speed = ecmd->speed; |
| 126 | hw->mac.link_duplex = ecmd->duplex; |
| 127 | hw->phy.autoneg_advertised = ecmd->advertising; |
| 128 | hw->mac.autoneg = ecmd->autoneg; |
| 129 | pch_gbe_hal_phy_sw_reset(hw); |
| 130 | |
| 131 | /* reset the link */ |
| 132 | if (netif_running(adapter->netdev)) { |
| 133 | pch_gbe_down(adapter); |
| 134 | ret = pch_gbe_up(adapter); |
| 135 | } else { |
| 136 | pch_gbe_reset(adapter); |
| 137 | } |
| 138 | return ret; |
| 139 | } |
| 140 | |
| 141 | /** |
| 142 | * pch_gbe_get_regs_len - Report the size of device registers |
| 143 | * @netdev: Network interface device structure |
| 144 | * Returns: the size of device registers. |
| 145 | */ |
| 146 | static int pch_gbe_get_regs_len(struct net_device *netdev) |
| 147 | { |
| 148 | return PCH_GBE_REGS_LEN * (int)sizeof(u32); |
| 149 | } |
| 150 | |
| 151 | /** |
| 152 | * pch_gbe_get_drvinfo - Report driver information |
| 153 | * @netdev: Network interface device structure |
| 154 | * @drvinfo: Driver information structure |
| 155 | */ |
| 156 | static void pch_gbe_get_drvinfo(struct net_device *netdev, |
| 157 | struct ethtool_drvinfo *drvinfo) |
| 158 | { |
| 159 | struct pch_gbe_adapter *adapter = netdev_priv(netdev); |
| 160 | |
| 161 | strcpy(drvinfo->driver, KBUILD_MODNAME); |
| 162 | strcpy(drvinfo->version, pch_driver_version); |
| 163 | strcpy(drvinfo->fw_version, "N/A"); |
| 164 | strcpy(drvinfo->bus_info, pci_name(adapter->pdev)); |
| 165 | drvinfo->regdump_len = pch_gbe_get_regs_len(netdev); |
| 166 | } |
| 167 | |
| 168 | /** |
| 169 | * pch_gbe_get_regs - Get device registers |
| 170 | * @netdev: Network interface device structure |
| 171 | * @regs: Ethtool register structure |
| 172 | * @p: Buffer pointer of read device register date |
| 173 | */ |
| 174 | static void pch_gbe_get_regs(struct net_device *netdev, |
| 175 | struct ethtool_regs *regs, void *p) |
| 176 | { |
| 177 | struct pch_gbe_adapter *adapter = netdev_priv(netdev); |
| 178 | struct pch_gbe_hw *hw = &adapter->hw; |
| 179 | struct pci_dev *pdev = adapter->pdev; |
| 180 | u32 *regs_buff = p; |
| 181 | u16 i, tmp; |
| 182 | |
| 183 | regs->version = 0x1000000 | (__u32)pdev->revision << 16 | pdev->device; |
| 184 | for (i = 0; i < PCH_GBE_MAC_REGS_LEN; i++) |
| 185 | *regs_buff++ = ioread32(&hw->reg->INT_ST + i); |
| 186 | /* PHY register */ |
| 187 | for (i = 0; i < PCH_GBE_PHY_REGS_LEN; i++) { |
| 188 | pch_gbe_hal_read_phy_reg(&adapter->hw, i, &tmp); |
| 189 | *regs_buff++ = tmp; |
| 190 | } |
| 191 | } |
| 192 | |
| 193 | /** |
| 194 | * pch_gbe_get_wol - Report whether Wake-on-Lan is enabled |
| 195 | * @netdev: Network interface device structure |
| 196 | * @wol: Wake-on-Lan information |
| 197 | */ |
| 198 | static void pch_gbe_get_wol(struct net_device *netdev, |
| 199 | struct ethtool_wolinfo *wol) |
| 200 | { |
| 201 | struct pch_gbe_adapter *adapter = netdev_priv(netdev); |
| 202 | |
| 203 | wol->supported = WAKE_UCAST | WAKE_MCAST | WAKE_BCAST | WAKE_MAGIC; |
| 204 | wol->wolopts = 0; |
| 205 | |
| 206 | if ((adapter->wake_up_evt & PCH_GBE_WLC_IND)) |
| 207 | wol->wolopts |= WAKE_UCAST; |
| 208 | if ((adapter->wake_up_evt & PCH_GBE_WLC_MLT)) |
| 209 | wol->wolopts |= WAKE_MCAST; |
| 210 | if ((adapter->wake_up_evt & PCH_GBE_WLC_BR)) |
| 211 | wol->wolopts |= WAKE_BCAST; |
| 212 | if ((adapter->wake_up_evt & PCH_GBE_WLC_MP)) |
| 213 | wol->wolopts |= WAKE_MAGIC; |
| 214 | } |
| 215 | |
| 216 | /** |
| 217 | * pch_gbe_set_wol - Turn Wake-on-Lan on or off |
| 218 | * @netdev: Network interface device structure |
| 219 | * @wol: Pointer of wake-on-Lan information straucture |
| 220 | * Returns |
| 221 | * 0: Successful. |
| 222 | * Negative value: Failed. |
| 223 | */ |
| 224 | static int pch_gbe_set_wol(struct net_device *netdev, |
| 225 | struct ethtool_wolinfo *wol) |
| 226 | { |
| 227 | struct pch_gbe_adapter *adapter = netdev_priv(netdev); |
| 228 | |
| 229 | if ((wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE))) |
| 230 | return -EOPNOTSUPP; |
| 231 | /* these settings will always override what we currently have */ |
| 232 | adapter->wake_up_evt = 0; |
| 233 | |
| 234 | if ((wol->wolopts & WAKE_UCAST)) |
| 235 | adapter->wake_up_evt |= PCH_GBE_WLC_IND; |
| 236 | if ((wol->wolopts & WAKE_MCAST)) |
| 237 | adapter->wake_up_evt |= PCH_GBE_WLC_MLT; |
| 238 | if ((wol->wolopts & WAKE_BCAST)) |
| 239 | adapter->wake_up_evt |= PCH_GBE_WLC_BR; |
| 240 | if ((wol->wolopts & WAKE_MAGIC)) |
| 241 | adapter->wake_up_evt |= PCH_GBE_WLC_MP; |
| 242 | return 0; |
| 243 | } |
| 244 | |
| 245 | /** |
| 246 | * pch_gbe_nway_reset - Restart autonegotiation |
| 247 | * @netdev: Network interface device structure |
| 248 | * Returns |
| 249 | * 0: Successful. |
| 250 | * Negative value: Failed. |
| 251 | */ |
| 252 | static int pch_gbe_nway_reset(struct net_device *netdev) |
| 253 | { |
| 254 | struct pch_gbe_adapter *adapter = netdev_priv(netdev); |
| 255 | |
| 256 | return mii_nway_restart(&adapter->mii); |
| 257 | } |
| 258 | |
| 259 | /** |
| 260 | * pch_gbe_get_ringparam - Report ring sizes |
| 261 | * @netdev: Network interface device structure |
| 262 | * @ring: Ring param structure |
| 263 | */ |
| 264 | static void pch_gbe_get_ringparam(struct net_device *netdev, |
| 265 | struct ethtool_ringparam *ring) |
| 266 | { |
| 267 | struct pch_gbe_adapter *adapter = netdev_priv(netdev); |
| 268 | struct pch_gbe_tx_ring *txdr = adapter->tx_ring; |
| 269 | struct pch_gbe_rx_ring *rxdr = adapter->rx_ring; |
| 270 | |
| 271 | ring->rx_max_pending = PCH_GBE_MAX_RXD; |
| 272 | ring->tx_max_pending = PCH_GBE_MAX_TXD; |
| 273 | ring->rx_mini_max_pending = 0; |
| 274 | ring->rx_jumbo_max_pending = 0; |
| 275 | ring->rx_pending = rxdr->count; |
| 276 | ring->tx_pending = txdr->count; |
| 277 | ring->rx_mini_pending = 0; |
| 278 | ring->rx_jumbo_pending = 0; |
| 279 | } |
| 280 | |
| 281 | /** |
| 282 | * pch_gbe_set_ringparam - Set ring sizes |
| 283 | * @netdev: Network interface device structure |
| 284 | * @ring: Ring param structure |
| 285 | * Returns |
| 286 | * 0: Successful. |
| 287 | * Negative value: Failed. |
| 288 | */ |
| 289 | static int pch_gbe_set_ringparam(struct net_device *netdev, |
| 290 | struct ethtool_ringparam *ring) |
| 291 | { |
| 292 | struct pch_gbe_adapter *adapter = netdev_priv(netdev); |
| 293 | struct pch_gbe_tx_ring *txdr, *tx_old; |
| 294 | struct pch_gbe_rx_ring *rxdr, *rx_old; |
| 295 | int tx_ring_size, rx_ring_size; |
| 296 | int err = 0; |
| 297 | |
| 298 | if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) |
| 299 | return -EINVAL; |
| 300 | tx_ring_size = (int)sizeof(struct pch_gbe_tx_ring); |
| 301 | rx_ring_size = (int)sizeof(struct pch_gbe_rx_ring); |
| 302 | |
| 303 | if ((netif_running(adapter->netdev))) |
| 304 | pch_gbe_down(adapter); |
| 305 | tx_old = adapter->tx_ring; |
| 306 | rx_old = adapter->rx_ring; |
| 307 | |
| 308 | txdr = kzalloc(tx_ring_size, GFP_KERNEL); |
| 309 | if (!txdr) { |
| 310 | err = -ENOMEM; |
| 311 | goto err_alloc_tx; |
| 312 | } |
| 313 | rxdr = kzalloc(rx_ring_size, GFP_KERNEL); |
| 314 | if (!rxdr) { |
| 315 | err = -ENOMEM; |
| 316 | goto err_alloc_rx; |
| 317 | } |
| 318 | adapter->tx_ring = txdr; |
| 319 | adapter->rx_ring = rxdr; |
| 320 | |
| 321 | rxdr->count = |
| 322 | clamp_val(ring->rx_pending, PCH_GBE_MIN_RXD, PCH_GBE_MAX_RXD); |
| 323 | rxdr->count = roundup(rxdr->count, PCH_GBE_RX_DESC_MULTIPLE); |
| 324 | |
| 325 | txdr->count = |
| 326 | clamp_val(ring->tx_pending, PCH_GBE_MIN_RXD, PCH_GBE_MAX_RXD); |
| 327 | txdr->count = roundup(txdr->count, PCH_GBE_TX_DESC_MULTIPLE); |
| 328 | |
| 329 | if ((netif_running(adapter->netdev))) { |
| 330 | /* Try to get new resources before deleting old */ |
| 331 | err = pch_gbe_setup_rx_resources(adapter, adapter->rx_ring); |
| 332 | if (err) |
| 333 | goto err_setup_rx; |
| 334 | err = pch_gbe_setup_tx_resources(adapter, adapter->tx_ring); |
| 335 | if (err) |
| 336 | goto err_setup_tx; |
| 337 | /* save the new, restore the old in order to free it, |
| 338 | * then restore the new back again */ |
| 339 | #ifdef RINGFREE |
| 340 | adapter->rx_ring = rx_old; |
| 341 | adapter->tx_ring = tx_old; |
| 342 | pch_gbe_free_rx_resources(adapter, adapter->rx_ring); |
| 343 | pch_gbe_free_tx_resources(adapter, adapter->tx_ring); |
| 344 | kfree(tx_old); |
| 345 | kfree(rx_old); |
| 346 | adapter->rx_ring = rxdr; |
| 347 | adapter->tx_ring = txdr; |
| 348 | #else |
| 349 | pch_gbe_free_rx_resources(adapter, rx_old); |
| 350 | pch_gbe_free_tx_resources(adapter, tx_old); |
| 351 | kfree(tx_old); |
| 352 | kfree(rx_old); |
| 353 | adapter->rx_ring = rxdr; |
| 354 | adapter->tx_ring = txdr; |
| 355 | #endif |
| 356 | err = pch_gbe_up(adapter); |
| 357 | } |
| 358 | return err; |
| 359 | |
| 360 | err_setup_tx: |
| 361 | pch_gbe_free_rx_resources(adapter, adapter->rx_ring); |
| 362 | err_setup_rx: |
| 363 | adapter->rx_ring = rx_old; |
| 364 | adapter->tx_ring = tx_old; |
| 365 | kfree(rxdr); |
| 366 | err_alloc_rx: |
| 367 | kfree(txdr); |
| 368 | err_alloc_tx: |
| 369 | if (netif_running(adapter->netdev)) |
| 370 | pch_gbe_up(adapter); |
| 371 | return err; |
| 372 | } |
| 373 | |
| 374 | /** |
| 375 | * pch_gbe_get_pauseparam - Report pause parameters |
| 376 | * @netdev: Network interface device structure |
| 377 | * @pause: Pause parameters structure |
| 378 | */ |
| 379 | static void pch_gbe_get_pauseparam(struct net_device *netdev, |
| 380 | struct ethtool_pauseparam *pause) |
| 381 | { |
| 382 | struct pch_gbe_adapter *adapter = netdev_priv(netdev); |
| 383 | struct pch_gbe_hw *hw = &adapter->hw; |
| 384 | |
| 385 | pause->autoneg = |
| 386 | ((hw->mac.fc_autoneg) ? AUTONEG_ENABLE : AUTONEG_DISABLE); |
| 387 | |
| 388 | if (hw->mac.fc == PCH_GBE_FC_RX_PAUSE) { |
| 389 | pause->rx_pause = 1; |
| 390 | } else if (hw->mac.fc == PCH_GBE_FC_TX_PAUSE) { |
| 391 | pause->tx_pause = 1; |
| 392 | } else if (hw->mac.fc == PCH_GBE_FC_FULL) { |
| 393 | pause->rx_pause = 1; |
| 394 | pause->tx_pause = 1; |
| 395 | } |
| 396 | } |
| 397 | |
| 398 | /** |
| 399 | * pch_gbe_set_pauseparam - Set pause paramters |
| 400 | * @netdev: Network interface device structure |
| 401 | * @pause: Pause parameters structure |
| 402 | * Returns |
| 403 | * 0: Successful. |
| 404 | * Negative value: Failed. |
| 405 | */ |
| 406 | static int pch_gbe_set_pauseparam(struct net_device *netdev, |
| 407 | struct ethtool_pauseparam *pause) |
| 408 | { |
| 409 | struct pch_gbe_adapter *adapter = netdev_priv(netdev); |
| 410 | struct pch_gbe_hw *hw = &adapter->hw; |
| 411 | int ret = 0; |
| 412 | |
| 413 | hw->mac.fc_autoneg = pause->autoneg; |
| 414 | if ((pause->rx_pause) && (pause->tx_pause)) |
| 415 | hw->mac.fc = PCH_GBE_FC_FULL; |
| 416 | else if ((pause->rx_pause) && (!pause->tx_pause)) |
| 417 | hw->mac.fc = PCH_GBE_FC_RX_PAUSE; |
| 418 | else if ((!pause->rx_pause) && (pause->tx_pause)) |
| 419 | hw->mac.fc = PCH_GBE_FC_TX_PAUSE; |
| 420 | else if ((!pause->rx_pause) && (!pause->tx_pause)) |
| 421 | hw->mac.fc = PCH_GBE_FC_NONE; |
| 422 | |
| 423 | if (hw->mac.fc_autoneg == AUTONEG_ENABLE) { |
| 424 | if ((netif_running(adapter->netdev))) { |
| 425 | pch_gbe_down(adapter); |
| 426 | ret = pch_gbe_up(adapter); |
| 427 | } else { |
| 428 | pch_gbe_reset(adapter); |
| 429 | } |
| 430 | } else { |
| 431 | ret = pch_gbe_mac_force_mac_fc(hw); |
| 432 | } |
| 433 | return ret; |
| 434 | } |
| 435 | |
| 436 | /** |
| 437 | * pch_gbe_get_rx_csum - Report whether receive checksums are turned on or off |
| 438 | * @netdev: Network interface device structure |
| 439 | * Returns |
| 440 | * true(1): Checksum On |
| 441 | * false(0): Checksum Off |
| 442 | */ |
| 443 | static u32 pch_gbe_get_rx_csum(struct net_device *netdev) |
| 444 | { |
| 445 | struct pch_gbe_adapter *adapter = netdev_priv(netdev); |
| 446 | |
| 447 | return adapter->rx_csum; |
| 448 | } |
| 449 | |
| 450 | /** |
| 451 | * pch_gbe_set_rx_csum - Turn receive checksum on or off |
| 452 | * @netdev: Network interface device structure |
| 453 | * @data: Checksum On[true] or Off[false] |
| 454 | * Returns |
| 455 | * 0: Successful. |
| 456 | * Negative value: Failed. |
| 457 | */ |
| 458 | static int pch_gbe_set_rx_csum(struct net_device *netdev, u32 data) |
| 459 | { |
| 460 | struct pch_gbe_adapter *adapter = netdev_priv(netdev); |
| 461 | |
| 462 | adapter->rx_csum = data; |
| 463 | if ((netif_running(netdev))) |
| 464 | pch_gbe_reinit_locked(adapter); |
| 465 | else |
| 466 | pch_gbe_reset(adapter); |
| 467 | |
| 468 | return 0; |
| 469 | } |
| 470 | |
| 471 | /** |
Masayuki Ohtake | 77555ee | 2010-09-21 01:44:11 +0000 | [diff] [blame] | 472 | * pch_gbe_set_tx_csum - Turn transmit checksums on or off |
| 473 | * @netdev: Network interface device structure |
| 474 | * @data: Checksum on[true] or off[false] |
| 475 | * Returns |
| 476 | * 0: Successful. |
| 477 | * Negative value: Failed. |
| 478 | */ |
| 479 | static int pch_gbe_set_tx_csum(struct net_device *netdev, u32 data) |
| 480 | { |
| 481 | struct pch_gbe_adapter *adapter = netdev_priv(netdev); |
| 482 | |
| 483 | adapter->tx_csum = data; |
Michał Mirosław | 7903264 | 2010-11-30 06:38:00 +0000 | [diff] [blame] | 484 | return ethtool_op_set_tx_ipv6_csum(netdev, data); |
Masayuki Ohtake | 77555ee | 2010-09-21 01:44:11 +0000 | [diff] [blame] | 485 | } |
| 486 | |
| 487 | /** |
| 488 | * pch_gbe_get_strings - Return a set of strings that describe the requested |
| 489 | * objects |
| 490 | * @netdev: Network interface device structure |
| 491 | * @stringset: Select the stringset. [ETH_SS_TEST] [ETH_SS_STATS] |
| 492 | * @data: Pointer of read string data. |
| 493 | */ |
| 494 | static void pch_gbe_get_strings(struct net_device *netdev, u32 stringset, |
| 495 | u8 *data) |
| 496 | { |
| 497 | u8 *p = data; |
| 498 | int i; |
| 499 | |
| 500 | switch (stringset) { |
| 501 | case (u32) ETH_SS_STATS: |
| 502 | for (i = 0; i < PCH_GBE_GLOBAL_STATS_LEN; i++) { |
| 503 | memcpy(p, pch_gbe_gstrings_stats[i].string, |
| 504 | ETH_GSTRING_LEN); |
| 505 | p += ETH_GSTRING_LEN; |
| 506 | } |
| 507 | break; |
| 508 | } |
| 509 | } |
| 510 | |
| 511 | /** |
| 512 | * pch_gbe_get_ethtool_stats - Return statistics about the device |
| 513 | * @netdev: Network interface device structure |
| 514 | * @stats: Ethtool statue structure |
| 515 | * @data: Pointer of read status area |
| 516 | */ |
| 517 | static void pch_gbe_get_ethtool_stats(struct net_device *netdev, |
| 518 | struct ethtool_stats *stats, u64 *data) |
| 519 | { |
| 520 | struct pch_gbe_adapter *adapter = netdev_priv(netdev); |
| 521 | int i; |
| 522 | const struct pch_gbe_stats *gstats = pch_gbe_gstrings_stats; |
| 523 | char *hw_stats = (char *)&adapter->stats; |
| 524 | |
| 525 | pch_gbe_update_stats(adapter); |
| 526 | for (i = 0; i < PCH_GBE_GLOBAL_STATS_LEN; i++) { |
| 527 | char *p = hw_stats + gstats->offset; |
| 528 | data[i] = gstats->size == sizeof(u64) ? *(u64 *)p:(*(u32 *)p); |
| 529 | gstats++; |
| 530 | } |
| 531 | } |
| 532 | |
| 533 | static int pch_gbe_get_sset_count(struct net_device *netdev, int sset) |
| 534 | { |
| 535 | switch (sset) { |
| 536 | case ETH_SS_STATS: |
| 537 | return PCH_GBE_STATS_LEN; |
| 538 | default: |
| 539 | return -EOPNOTSUPP; |
| 540 | } |
| 541 | } |
| 542 | |
| 543 | static const struct ethtool_ops pch_gbe_ethtool_ops = { |
| 544 | .get_settings = pch_gbe_get_settings, |
| 545 | .set_settings = pch_gbe_set_settings, |
| 546 | .get_drvinfo = pch_gbe_get_drvinfo, |
| 547 | .get_regs_len = pch_gbe_get_regs_len, |
| 548 | .get_regs = pch_gbe_get_regs, |
| 549 | .get_wol = pch_gbe_get_wol, |
| 550 | .set_wol = pch_gbe_set_wol, |
| 551 | .nway_reset = pch_gbe_nway_reset, |
| 552 | .get_link = ethtool_op_get_link, |
| 553 | .get_ringparam = pch_gbe_get_ringparam, |
| 554 | .set_ringparam = pch_gbe_set_ringparam, |
| 555 | .get_pauseparam = pch_gbe_get_pauseparam, |
| 556 | .set_pauseparam = pch_gbe_set_pauseparam, |
| 557 | .get_rx_csum = pch_gbe_get_rx_csum, |
| 558 | .set_rx_csum = pch_gbe_set_rx_csum, |
Masayuki Ohtake | 77555ee | 2010-09-21 01:44:11 +0000 | [diff] [blame] | 559 | .set_tx_csum = pch_gbe_set_tx_csum, |
| 560 | .get_strings = pch_gbe_get_strings, |
| 561 | .get_ethtool_stats = pch_gbe_get_ethtool_stats, |
| 562 | .get_sset_count = pch_gbe_get_sset_count, |
| 563 | }; |
| 564 | |
| 565 | void pch_gbe_set_ethtool_ops(struct net_device *netdev) |
| 566 | { |
| 567 | SET_ETHTOOL_OPS(netdev, &pch_gbe_ethtool_ops); |
| 568 | } |