1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * ASIX AX88179/178A USB 3.0/2.0 to Gigabit Ethernet Devices 4 * 5 * Copyright (C) 2011-2013 ASIX 6 */ 7 8 #include <linux/module.h> 9 #include <linux/etherdevice.h> 10 #include <linux/mii.h> 11 #include <linux/usb.h> 12 #include <linux/crc32.h> 13 #include <linux/usb/usbnet.h> 14 #include <uapi/linux/mdio.h> 15 #include <linux/mdio.h> 16 17 #define AX88179_PHY_ID 0x03 18 #define AX_EEPROM_LEN 0x100 19 #define AX88179_EEPROM_MAGIC 0x17900b95 20 #define AX_MCAST_FLTSIZE 8 21 #define AX_MAX_MCAST 64 22 #define AX_INT_PPLS_LINK ((u32)BIT(16)) 23 #define AX_RXHDR_L4_TYPE_MASK 0x1c 24 #define AX_RXHDR_L4_TYPE_UDP 4 25 #define AX_RXHDR_L4_TYPE_TCP 16 26 #define AX_RXHDR_L3CSUM_ERR 2 27 #define AX_RXHDR_L4CSUM_ERR 1 28 #define AX_RXHDR_CRC_ERR ((u32)BIT(29)) 29 #define AX_RXHDR_DROP_ERR ((u32)BIT(31)) 30 #define AX_ACCESS_MAC 0x01 31 #define AX_ACCESS_PHY 0x02 32 #define AX_ACCESS_EEPROM 0x04 33 #define AX_ACCESS_EFUS 0x05 34 #define AX_RELOAD_EEPROM_EFUSE 0x06 35 #define AX_PAUSE_WATERLVL_HIGH 0x54 36 #define AX_PAUSE_WATERLVL_LOW 0x55 37 38 #define PHYSICAL_LINK_STATUS 0x02 39 #define AX_USB_SS 0x04 40 #define AX_USB_HS 0x02 41 42 #define GENERAL_STATUS 0x03 43 /* Check AX88179 version. UA1:Bit2 = 0, UA2:Bit2 = 1 */ 44 #define AX_SECLD 0x04 45 46 #define AX_SROM_ADDR 0x07 47 #define AX_SROM_CMD 0x0a 48 #define EEP_RD 0x04 49 #define EEP_BUSY 0x10 50 51 #define AX_SROM_DATA_LOW 0x08 52 #define AX_SROM_DATA_HIGH 0x09 53 54 #define AX_RX_CTL 0x0b 55 #define AX_RX_CTL_DROPCRCERR 0x0100 56 #define AX_RX_CTL_IPE 0x0200 57 #define AX_RX_CTL_START 0x0080 58 #define AX_RX_CTL_AP 0x0020 59 #define AX_RX_CTL_AM 0x0010 60 #define AX_RX_CTL_AB 0x0008 61 #define AX_RX_CTL_AMALL 0x0002 62 #define AX_RX_CTL_PRO 0x0001 63 #define AX_RX_CTL_STOP 0x0000 64 65 #define AX_NODE_ID 0x10 66 #define AX_MULFLTARY 0x16 67 68 #define AX_MEDIUM_STATUS_MODE 0x22 69 #define AX_MEDIUM_GIGAMODE 0x01 70 #define AX_MEDIUM_FULL_DUPLEX 0x02 71 #define AX_MEDIUM_EN_125MHZ 0x08 72 #define AX_MEDIUM_RXFLOW_CTRLEN 0x10 73 #define AX_MEDIUM_TXFLOW_CTRLEN 0x20 74 #define AX_MEDIUM_RECEIVE_EN 0x100 75 #define AX_MEDIUM_PS 0x200 76 #define AX_MEDIUM_JUMBO_EN 0x8040 77 78 #define AX_MONITOR_MOD 0x24 79 #define AX_MONITOR_MODE_RWLC 0x02 80 #define AX_MONITOR_MODE_RWMP 0x04 81 #define AX_MONITOR_MODE_PMEPOL 0x20 82 #define AX_MONITOR_MODE_PMETYPE 0x40 83 84 #define AX_GPIO_CTRL 0x25 85 #define AX_GPIO_CTRL_GPIO3EN 0x80 86 #define AX_GPIO_CTRL_GPIO2EN 0x40 87 #define AX_GPIO_CTRL_GPIO1EN 0x20 88 89 #define AX_PHYPWR_RSTCTL 0x26 90 #define AX_PHYPWR_RSTCTL_BZ 0x0010 91 #define AX_PHYPWR_RSTCTL_IPRL 0x0020 92 #define AX_PHYPWR_RSTCTL_AT 0x1000 93 94 #define AX_RX_BULKIN_QCTRL 0x2e 95 #define AX_CLK_SELECT 0x33 96 #define AX_CLK_SELECT_BCS 0x01 97 #define AX_CLK_SELECT_ACS 0x02 98 #define AX_CLK_SELECT_ULR 0x08 99 100 #define AX_RXCOE_CTL 0x34 101 #define AX_RXCOE_IP 0x01 102 #define AX_RXCOE_TCP 0x02 103 #define AX_RXCOE_UDP 0x04 104 #define AX_RXCOE_TCPV6 0x20 105 #define AX_RXCOE_UDPV6 0x40 106 107 #define AX_TXCOE_CTL 0x35 108 #define AX_TXCOE_IP 0x01 109 #define AX_TXCOE_TCP 0x02 110 #define AX_TXCOE_UDP 0x04 111 #define AX_TXCOE_TCPV6 0x20 112 #define AX_TXCOE_UDPV6 0x40 113 114 #define AX_LEDCTRL 0x73 115 116 #define GMII_PHY_PHYSR 0x11 117 #define GMII_PHY_PHYSR_SMASK 0xc000 118 #define GMII_PHY_PHYSR_GIGA 0x8000 119 #define GMII_PHY_PHYSR_100 0x4000 120 #define GMII_PHY_PHYSR_FULL 0x2000 121 #define GMII_PHY_PHYSR_LINK 0x400 122 123 #define GMII_LED_ACT 0x1a 124 #define GMII_LED_ACTIVE_MASK 0xff8f 125 #define GMII_LED0_ACTIVE BIT(4) 126 #define GMII_LED1_ACTIVE BIT(5) 127 #define GMII_LED2_ACTIVE BIT(6) 128 129 #define GMII_LED_LINK 0x1c 130 #define GMII_LED_LINK_MASK 0xf888 131 #define GMII_LED0_LINK_10 BIT(0) 132 #define GMII_LED0_LINK_100 BIT(1) 133 #define GMII_LED0_LINK_1000 BIT(2) 134 #define GMII_LED1_LINK_10 BIT(4) 135 #define GMII_LED1_LINK_100 BIT(5) 136 #define GMII_LED1_LINK_1000 BIT(6) 137 #define GMII_LED2_LINK_10 BIT(8) 138 #define GMII_LED2_LINK_100 BIT(9) 139 #define GMII_LED2_LINK_1000 BIT(10) 140 #define LED0_ACTIVE BIT(0) 141 #define LED0_LINK_10 BIT(1) 142 #define LED0_LINK_100 BIT(2) 143 #define LED0_LINK_1000 BIT(3) 144 #define LED0_FD BIT(4) 145 #define LED0_USB3_MASK 0x001f 146 #define LED1_ACTIVE BIT(5) 147 #define LED1_LINK_10 BIT(6) 148 #define LED1_LINK_100 BIT(7) 149 #define LED1_LINK_1000 BIT(8) 150 #define LED1_FD BIT(9) 151 #define LED1_USB3_MASK 0x03e0 152 #define LED2_ACTIVE BIT(10) 153 #define LED2_LINK_1000 BIT(13) 154 #define LED2_LINK_100 BIT(12) 155 #define LED2_LINK_10 BIT(11) 156 #define LED2_FD BIT(14) 157 #define LED_VALID BIT(15) 158 #define LED2_USB3_MASK 0x7c00 159 160 #define GMII_PHYPAGE 0x1e 161 #define GMII_PHY_PAGE_SELECT 0x1f 162 #define GMII_PHY_PGSEL_EXT 0x0007 163 #define GMII_PHY_PGSEL_PAGE0 0x0000 164 #define GMII_PHY_PGSEL_PAGE3 0x0003 165 #define GMII_PHY_PGSEL_PAGE5 0x0005 166 167 static int ax88179_reset(struct usbnet *dev); 168 169 struct ax88179_data { 170 u8 eee_enabled; 171 u8 eee_active; 172 u16 rxctl; 173 u8 in_pm; 174 u32 wol_supported; 175 u32 wolopts; 176 u8 disconnecting; 177 u8 initialized; 178 }; 179 180 struct ax88179_int_data { 181 __le32 intdata1; 182 __le32 intdata2; 183 }; 184 185 static const struct { 186 unsigned char ctrl, timer_l, timer_h, size, ifg; 187 } AX88179_BULKIN_SIZE[] = { 188 {7, 0x4f, 0, 0x12, 0xff}, 189 {7, 0x20, 3, 0x16, 0xff}, 190 {7, 0xae, 7, 0x18, 0xff}, 191 {7, 0xcc, 0x4c, 0x18, 8}, 192 }; 193 194 static void ax88179_set_pm_mode(struct usbnet *dev, bool pm_mode) 195 { 196 struct ax88179_data *ax179_data = dev->driver_priv; 197 198 ax179_data->in_pm = pm_mode; 199 } 200 201 static int ax88179_in_pm(struct usbnet *dev) 202 { 203 struct ax88179_data *ax179_data = dev->driver_priv; 204 205 return ax179_data->in_pm; 206 } 207 208 static int __ax88179_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, 209 u16 size, void *data) 210 { 211 int ret; 212 int (*fn)(struct usbnet *, u8, u8, u16, u16, void *, u16); 213 struct ax88179_data *ax179_data = dev->driver_priv; 214 215 BUG_ON(!dev); 216 217 if (!ax88179_in_pm(dev)) 218 fn = usbnet_read_cmd; 219 else 220 fn = usbnet_read_cmd_nopm; 221 222 ret = fn(dev, cmd, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 223 value, index, data, size); 224 225 if (unlikely((ret < 0) && !(ret == -ENODEV && ax179_data->disconnecting))) 226 netdev_warn(dev->net, "Failed to read reg index 0x%04x: %d\n", 227 index, ret); 228 229 return ret; 230 } 231 232 static int __ax88179_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, 233 u16 size, const void *data) 234 { 235 int ret; 236 int (*fn)(struct usbnet *, u8, u8, u16, u16, const void *, u16); 237 struct ax88179_data *ax179_data = dev->driver_priv; 238 239 BUG_ON(!dev); 240 241 if (!ax88179_in_pm(dev)) 242 fn = usbnet_write_cmd; 243 else 244 fn = usbnet_write_cmd_nopm; 245 246 ret = fn(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 247 value, index, data, size); 248 249 if (unlikely((ret < 0) && !(ret == -ENODEV && ax179_data->disconnecting))) 250 netdev_warn(dev->net, "Failed to write reg index 0x%04x: %d\n", 251 index, ret); 252 253 return ret; 254 } 255 256 static void ax88179_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, 257 u16 index, u16 size, void *data) 258 { 259 u16 buf; 260 261 if (2 == size) { 262 buf = *((u16 *)data); 263 cpu_to_le16s(&buf); 264 usbnet_write_cmd_async(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | 265 USB_RECIP_DEVICE, value, index, &buf, 266 size); 267 } else { 268 usbnet_write_cmd_async(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | 269 USB_RECIP_DEVICE, value, index, data, 270 size); 271 } 272 } 273 274 static int ax88179_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, 275 u16 size, void *data) 276 { 277 int ret; 278 279 if (2 == size) { 280 u16 buf = 0; 281 ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf); 282 le16_to_cpus(&buf); 283 *((u16 *)data) = buf; 284 } else if (4 == size) { 285 u32 buf = 0; 286 ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf); 287 le32_to_cpus(&buf); 288 *((u32 *)data) = buf; 289 } else { 290 ret = __ax88179_read_cmd(dev, cmd, value, index, size, data); 291 } 292 293 return ret; 294 } 295 296 static int ax88179_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, 297 u16 size, const void *data) 298 { 299 int ret; 300 301 if (2 == size) { 302 u16 buf; 303 buf = *((u16 *)data); 304 cpu_to_le16s(&buf); 305 ret = __ax88179_write_cmd(dev, cmd, value, index, 306 size, &buf); 307 } else { 308 ret = __ax88179_write_cmd(dev, cmd, value, index, 309 size, data); 310 } 311 312 return ret; 313 } 314 315 static void ax88179_status(struct usbnet *dev, struct urb *urb) 316 { 317 struct ax88179_int_data *event; 318 u32 link; 319 320 if (urb->actual_length < 8) 321 return; 322 323 event = urb->transfer_buffer; 324 le32_to_cpus((void *)&event->intdata1); 325 326 link = (((__force u32)event->intdata1) & AX_INT_PPLS_LINK) >> 16; 327 328 if (netif_carrier_ok(dev->net) != link) { 329 usbnet_link_change(dev, link, 1); 330 netdev_info(dev->net, "ax88179 - Link status is: %d\n", link); 331 } 332 } 333 334 static int ax88179_mdio_read(struct net_device *netdev, int phy_id, int loc) 335 { 336 struct usbnet *dev = netdev_priv(netdev); 337 u16 res; 338 339 ax88179_read_cmd(dev, AX_ACCESS_PHY, phy_id, (__u16)loc, 2, &res); 340 return res; 341 } 342 343 static void ax88179_mdio_write(struct net_device *netdev, int phy_id, int loc, 344 int val) 345 { 346 struct usbnet *dev = netdev_priv(netdev); 347 u16 res = (u16) val; 348 349 ax88179_write_cmd(dev, AX_ACCESS_PHY, phy_id, (__u16)loc, 2, &res); 350 } 351 352 static inline int ax88179_phy_mmd_indirect(struct usbnet *dev, u16 prtad, 353 u16 devad) 354 { 355 u16 tmp16; 356 int ret; 357 358 tmp16 = devad; 359 ret = ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 360 MII_MMD_CTRL, 2, &tmp16); 361 362 tmp16 = prtad; 363 ret = ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 364 MII_MMD_DATA, 2, &tmp16); 365 366 tmp16 = devad | MII_MMD_CTRL_NOINCR; 367 ret = ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 368 MII_MMD_CTRL, 2, &tmp16); 369 370 return ret; 371 } 372 373 static int 374 ax88179_phy_read_mmd_indirect(struct usbnet *dev, u16 prtad, u16 devad) 375 { 376 int ret; 377 u16 tmp16; 378 379 ax88179_phy_mmd_indirect(dev, prtad, devad); 380 381 ret = ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 382 MII_MMD_DATA, 2, &tmp16); 383 if (ret < 0) 384 return ret; 385 386 return tmp16; 387 } 388 389 static int 390 ax88179_phy_write_mmd_indirect(struct usbnet *dev, u16 prtad, u16 devad, 391 u16 data) 392 { 393 int ret; 394 395 ax88179_phy_mmd_indirect(dev, prtad, devad); 396 397 ret = ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 398 MII_MMD_DATA, 2, &data); 399 400 if (ret < 0) 401 return ret; 402 403 return 0; 404 } 405 406 static int ax88179_suspend(struct usb_interface *intf, pm_message_t message) 407 { 408 struct usbnet *dev = usb_get_intfdata(intf); 409 struct ax88179_data *priv = dev->driver_priv; 410 u16 tmp16; 411 u8 tmp8; 412 413 ax88179_set_pm_mode(dev, true); 414 415 usbnet_suspend(intf, message); 416 417 /* Enable WoL */ 418 if (priv->wolopts) { 419 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 420 1, 1, &tmp8); 421 if (priv->wolopts & WAKE_PHY) 422 tmp8 |= AX_MONITOR_MODE_RWLC; 423 if (priv->wolopts & WAKE_MAGIC) 424 tmp8 |= AX_MONITOR_MODE_RWMP; 425 426 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 427 1, 1, &tmp8); 428 } 429 430 /* Disable RX path */ 431 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 432 2, 2, &tmp16); 433 tmp16 &= ~AX_MEDIUM_RECEIVE_EN; 434 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 435 2, 2, &tmp16); 436 437 /* Force bulk-in zero length */ 438 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 439 2, 2, &tmp16); 440 441 tmp16 |= AX_PHYPWR_RSTCTL_BZ | AX_PHYPWR_RSTCTL_IPRL; 442 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 443 2, 2, &tmp16); 444 445 /* change clock */ 446 tmp8 = 0; 447 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); 448 449 /* Configure RX control register => stop operation */ 450 tmp16 = AX_RX_CTL_STOP; 451 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16); 452 453 ax88179_set_pm_mode(dev, false); 454 455 return 0; 456 } 457 458 /* This function is used to enable the autodetach function. */ 459 /* This function is determined by offset 0x43 of EEPROM */ 460 static int ax88179_auto_detach(struct usbnet *dev) 461 { 462 u16 tmp16; 463 u8 tmp8; 464 465 if (ax88179_read_cmd(dev, AX_ACCESS_EEPROM, 0x43, 1, 2, &tmp16) < 0) 466 return 0; 467 468 if ((tmp16 == 0xFFFF) || (!(tmp16 & 0x0100))) 469 return 0; 470 471 /* Enable Auto Detach bit */ 472 tmp8 = 0; 473 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); 474 tmp8 |= AX_CLK_SELECT_ULR; 475 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); 476 477 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16); 478 tmp16 |= AX_PHYPWR_RSTCTL_AT; 479 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16); 480 481 return 0; 482 } 483 484 static int ax88179_resume(struct usb_interface *intf) 485 { 486 struct usbnet *dev = usb_get_intfdata(intf); 487 488 ax88179_set_pm_mode(dev, true); 489 490 usbnet_link_change(dev, 0, 0); 491 492 ax88179_reset(dev); 493 494 ax88179_set_pm_mode(dev, false); 495 496 return usbnet_resume(intf); 497 } 498 499 static void ax88179_disconnect(struct usb_interface *intf) 500 { 501 struct usbnet *dev = usb_get_intfdata(intf); 502 struct ax88179_data *ax179_data; 503 504 if (!dev) 505 return; 506 507 ax179_data = dev->driver_priv; 508 ax179_data->disconnecting = 1; 509 510 usbnet_disconnect(intf); 511 } 512 513 static void 514 ax88179_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo) 515 { 516 struct usbnet *dev = netdev_priv(net); 517 struct ax88179_data *priv = dev->driver_priv; 518 519 wolinfo->supported = priv->wol_supported; 520 wolinfo->wolopts = priv->wolopts; 521 } 522 523 static int 524 ax88179_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo) 525 { 526 struct usbnet *dev = netdev_priv(net); 527 struct ax88179_data *priv = dev->driver_priv; 528 529 if (wolinfo->wolopts & ~(priv->wol_supported)) 530 return -EINVAL; 531 532 priv->wolopts = wolinfo->wolopts; 533 534 return 0; 535 } 536 537 static int ax88179_get_eeprom_len(struct net_device *net) 538 { 539 return AX_EEPROM_LEN; 540 } 541 542 static int 543 ax88179_get_eeprom(struct net_device *net, struct ethtool_eeprom *eeprom, 544 u8 *data) 545 { 546 struct usbnet *dev = netdev_priv(net); 547 u16 *eeprom_buff; 548 int first_word, last_word; 549 int i, ret; 550 551 if (eeprom->len == 0) 552 return -EINVAL; 553 554 eeprom->magic = AX88179_EEPROM_MAGIC; 555 556 first_word = eeprom->offset >> 1; 557 last_word = (eeprom->offset + eeprom->len - 1) >> 1; 558 eeprom_buff = kmalloc_array(last_word - first_word + 1, sizeof(u16), 559 GFP_KERNEL); 560 if (!eeprom_buff) 561 return -ENOMEM; 562 563 /* ax88179/178A returns 2 bytes from eeprom on read */ 564 for (i = first_word; i <= last_word; i++) { 565 ret = __ax88179_read_cmd(dev, AX_ACCESS_EEPROM, i, 1, 2, 566 &eeprom_buff[i - first_word]); 567 if (ret < 0) { 568 kfree(eeprom_buff); 569 return -EIO; 570 } 571 } 572 573 memcpy(data, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len); 574 kfree(eeprom_buff); 575 return 0; 576 } 577 578 static int 579 ax88179_set_eeprom(struct net_device *net, struct ethtool_eeprom *eeprom, 580 u8 *data) 581 { 582 struct usbnet *dev = netdev_priv(net); 583 u16 *eeprom_buff; 584 int first_word; 585 int last_word; 586 int ret; 587 int i; 588 589 netdev_dbg(net, "write EEPROM len %d, offset %d, magic 0x%x\n", 590 eeprom->len, eeprom->offset, eeprom->magic); 591 592 if (eeprom->len == 0) 593 return -EINVAL; 594 595 if (eeprom->magic != AX88179_EEPROM_MAGIC) 596 return -EINVAL; 597 598 first_word = eeprom->offset >> 1; 599 last_word = (eeprom->offset + eeprom->len - 1) >> 1; 600 601 eeprom_buff = kmalloc_array(last_word - first_word + 1, sizeof(u16), 602 GFP_KERNEL); 603 if (!eeprom_buff) 604 return -ENOMEM; 605 606 /* align data to 16 bit boundaries, read the missing data from 607 the EEPROM */ 608 if (eeprom->offset & 1) { 609 ret = ax88179_read_cmd(dev, AX_ACCESS_EEPROM, first_word, 1, 2, 610 &eeprom_buff[0]); 611 if (ret < 0) { 612 netdev_err(net, "Failed to read EEPROM at offset 0x%02x.\n", first_word); 613 goto free; 614 } 615 } 616 617 if ((eeprom->offset + eeprom->len) & 1) { 618 ret = ax88179_read_cmd(dev, AX_ACCESS_EEPROM, last_word, 1, 2, 619 &eeprom_buff[last_word - first_word]); 620 if (ret < 0) { 621 netdev_err(net, "Failed to read EEPROM at offset 0x%02x.\n", last_word); 622 goto free; 623 } 624 } 625 626 memcpy((u8 *)eeprom_buff + (eeprom->offset & 1), data, eeprom->len); 627 628 for (i = first_word; i <= last_word; i++) { 629 netdev_dbg(net, "write to EEPROM at offset 0x%02x, data 0x%04x\n", 630 i, eeprom_buff[i - first_word]); 631 ret = ax88179_write_cmd(dev, AX_ACCESS_EEPROM, i, 1, 2, 632 &eeprom_buff[i - first_word]); 633 if (ret < 0) { 634 netdev_err(net, "Failed to write EEPROM at offset 0x%02x.\n", i); 635 goto free; 636 } 637 msleep(20); 638 } 639 640 /* reload EEPROM data */ 641 ret = ax88179_write_cmd(dev, AX_RELOAD_EEPROM_EFUSE, 0x0000, 0, 0, NULL); 642 if (ret < 0) { 643 netdev_err(net, "Failed to reload EEPROM data\n"); 644 goto free; 645 } 646 647 ret = 0; 648 free: 649 kfree(eeprom_buff); 650 return ret; 651 } 652 653 static int ax88179_get_link_ksettings(struct net_device *net, 654 struct ethtool_link_ksettings *cmd) 655 { 656 struct usbnet *dev = netdev_priv(net); 657 658 mii_ethtool_get_link_ksettings(&dev->mii, cmd); 659 660 return 0; 661 } 662 663 static int ax88179_set_link_ksettings(struct net_device *net, 664 const struct ethtool_link_ksettings *cmd) 665 { 666 struct usbnet *dev = netdev_priv(net); 667 return mii_ethtool_set_link_ksettings(&dev->mii, cmd); 668 } 669 670 static int 671 ax88179_ethtool_get_eee(struct usbnet *dev, struct ethtool_eee *data) 672 { 673 int val; 674 675 /* Get Supported EEE */ 676 val = ax88179_phy_read_mmd_indirect(dev, MDIO_PCS_EEE_ABLE, 677 MDIO_MMD_PCS); 678 if (val < 0) 679 return val; 680 data->supported = mmd_eee_cap_to_ethtool_sup_t(val); 681 682 /* Get advertisement EEE */ 683 val = ax88179_phy_read_mmd_indirect(dev, MDIO_AN_EEE_ADV, 684 MDIO_MMD_AN); 685 if (val < 0) 686 return val; 687 data->advertised = mmd_eee_adv_to_ethtool_adv_t(val); 688 689 /* Get LP advertisement EEE */ 690 val = ax88179_phy_read_mmd_indirect(dev, MDIO_AN_EEE_LPABLE, 691 MDIO_MMD_AN); 692 if (val < 0) 693 return val; 694 data->lp_advertised = mmd_eee_adv_to_ethtool_adv_t(val); 695 696 return 0; 697 } 698 699 static int 700 ax88179_ethtool_set_eee(struct usbnet *dev, struct ethtool_eee *data) 701 { 702 u16 tmp16 = ethtool_adv_to_mmd_eee_adv_t(data->advertised); 703 704 return ax88179_phy_write_mmd_indirect(dev, MDIO_AN_EEE_ADV, 705 MDIO_MMD_AN, tmp16); 706 } 707 708 static int ax88179_chk_eee(struct usbnet *dev) 709 { 710 struct ethtool_cmd ecmd = { .cmd = ETHTOOL_GSET }; 711 struct ax88179_data *priv = dev->driver_priv; 712 713 mii_ethtool_gset(&dev->mii, &ecmd); 714 715 if (ecmd.duplex & DUPLEX_FULL) { 716 int eee_lp, eee_cap, eee_adv; 717 u32 lp, cap, adv, supported = 0; 718 719 eee_cap = ax88179_phy_read_mmd_indirect(dev, 720 MDIO_PCS_EEE_ABLE, 721 MDIO_MMD_PCS); 722 if (eee_cap < 0) { 723 priv->eee_active = 0; 724 return false; 725 } 726 727 cap = mmd_eee_cap_to_ethtool_sup_t(eee_cap); 728 if (!cap) { 729 priv->eee_active = 0; 730 return false; 731 } 732 733 eee_lp = ax88179_phy_read_mmd_indirect(dev, 734 MDIO_AN_EEE_LPABLE, 735 MDIO_MMD_AN); 736 if (eee_lp < 0) { 737 priv->eee_active = 0; 738 return false; 739 } 740 741 eee_adv = ax88179_phy_read_mmd_indirect(dev, 742 MDIO_AN_EEE_ADV, 743 MDIO_MMD_AN); 744 745 if (eee_adv < 0) { 746 priv->eee_active = 0; 747 return false; 748 } 749 750 adv = mmd_eee_adv_to_ethtool_adv_t(eee_adv); 751 lp = mmd_eee_adv_to_ethtool_adv_t(eee_lp); 752 supported = (ecmd.speed == SPEED_1000) ? 753 SUPPORTED_1000baseT_Full : 754 SUPPORTED_100baseT_Full; 755 756 if (!(lp & adv & supported)) { 757 priv->eee_active = 0; 758 return false; 759 } 760 761 priv->eee_active = 1; 762 return true; 763 } 764 765 priv->eee_active = 0; 766 return false; 767 } 768 769 static void ax88179_disable_eee(struct usbnet *dev) 770 { 771 u16 tmp16; 772 773 tmp16 = GMII_PHY_PGSEL_PAGE3; 774 ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 775 GMII_PHY_PAGE_SELECT, 2, &tmp16); 776 777 tmp16 = 0x3246; 778 ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 779 MII_PHYADDR, 2, &tmp16); 780 781 tmp16 = GMII_PHY_PGSEL_PAGE0; 782 ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 783 GMII_PHY_PAGE_SELECT, 2, &tmp16); 784 } 785 786 static void ax88179_enable_eee(struct usbnet *dev) 787 { 788 u16 tmp16; 789 790 tmp16 = GMII_PHY_PGSEL_PAGE3; 791 ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 792 GMII_PHY_PAGE_SELECT, 2, &tmp16); 793 794 tmp16 = 0x3247; 795 ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 796 MII_PHYADDR, 2, &tmp16); 797 798 tmp16 = GMII_PHY_PGSEL_PAGE5; 799 ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 800 GMII_PHY_PAGE_SELECT, 2, &tmp16); 801 802 tmp16 = 0x0680; 803 ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 804 MII_BMSR, 2, &tmp16); 805 806 tmp16 = GMII_PHY_PGSEL_PAGE0; 807 ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 808 GMII_PHY_PAGE_SELECT, 2, &tmp16); 809 } 810 811 static int ax88179_get_eee(struct net_device *net, struct ethtool_eee *edata) 812 { 813 struct usbnet *dev = netdev_priv(net); 814 struct ax88179_data *priv = dev->driver_priv; 815 816 edata->eee_enabled = priv->eee_enabled; 817 edata->eee_active = priv->eee_active; 818 819 return ax88179_ethtool_get_eee(dev, edata); 820 } 821 822 static int ax88179_set_eee(struct net_device *net, struct ethtool_eee *edata) 823 { 824 struct usbnet *dev = netdev_priv(net); 825 struct ax88179_data *priv = dev->driver_priv; 826 int ret; 827 828 priv->eee_enabled = edata->eee_enabled; 829 if (!priv->eee_enabled) { 830 ax88179_disable_eee(dev); 831 } else { 832 priv->eee_enabled = ax88179_chk_eee(dev); 833 if (!priv->eee_enabled) 834 return -EOPNOTSUPP; 835 836 ax88179_enable_eee(dev); 837 } 838 839 ret = ax88179_ethtool_set_eee(dev, edata); 840 if (ret) 841 return ret; 842 843 mii_nway_restart(&dev->mii); 844 845 usbnet_link_change(dev, 0, 0); 846 847 return ret; 848 } 849 850 static int ax88179_ioctl(struct net_device *net, struct ifreq *rq, int cmd) 851 { 852 struct usbnet *dev = netdev_priv(net); 853 return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL); 854 } 855 856 static const struct ethtool_ops ax88179_ethtool_ops = { 857 .get_link = ethtool_op_get_link, 858 .get_msglevel = usbnet_get_msglevel, 859 .set_msglevel = usbnet_set_msglevel, 860 .get_wol = ax88179_get_wol, 861 .set_wol = ax88179_set_wol, 862 .get_eeprom_len = ax88179_get_eeprom_len, 863 .get_eeprom = ax88179_get_eeprom, 864 .set_eeprom = ax88179_set_eeprom, 865 .get_eee = ax88179_get_eee, 866 .set_eee = ax88179_set_eee, 867 .nway_reset = usbnet_nway_reset, 868 .get_link_ksettings = ax88179_get_link_ksettings, 869 .set_link_ksettings = ax88179_set_link_ksettings, 870 .get_ts_info = ethtool_op_get_ts_info, 871 }; 872 873 static void ax88179_set_multicast(struct net_device *net) 874 { 875 struct usbnet *dev = netdev_priv(net); 876 struct ax88179_data *data = dev->driver_priv; 877 u8 *m_filter = ((u8 *)dev->data); 878 879 data->rxctl = (AX_RX_CTL_START | AX_RX_CTL_AB | AX_RX_CTL_IPE); 880 881 if (net->flags & IFF_PROMISC) { 882 data->rxctl |= AX_RX_CTL_PRO; 883 } else if (net->flags & IFF_ALLMULTI || 884 netdev_mc_count(net) > AX_MAX_MCAST) { 885 data->rxctl |= AX_RX_CTL_AMALL; 886 } else if (netdev_mc_empty(net)) { 887 /* just broadcast and directed */ 888 } else { 889 /* We use dev->data for our 8 byte filter buffer 890 * to avoid allocating memory that is tricky to free later 891 */ 892 u32 crc_bits; 893 struct netdev_hw_addr *ha; 894 895 memset(m_filter, 0, AX_MCAST_FLTSIZE); 896 897 netdev_for_each_mc_addr(ha, net) { 898 crc_bits = ether_crc(ETH_ALEN, ha->addr) >> 26; 899 *(m_filter + (crc_bits >> 3)) |= (1 << (crc_bits & 7)); 900 } 901 902 ax88179_write_cmd_async(dev, AX_ACCESS_MAC, AX_MULFLTARY, 903 AX_MCAST_FLTSIZE, AX_MCAST_FLTSIZE, 904 m_filter); 905 906 data->rxctl |= AX_RX_CTL_AM; 907 } 908 909 ax88179_write_cmd_async(dev, AX_ACCESS_MAC, AX_RX_CTL, 910 2, 2, &data->rxctl); 911 } 912 913 static int 914 ax88179_set_features(struct net_device *net, netdev_features_t features) 915 { 916 u8 tmp; 917 struct usbnet *dev = netdev_priv(net); 918 netdev_features_t changed = net->features ^ features; 919 920 if (changed & NETIF_F_IP_CSUM) { 921 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); 922 tmp ^= AX_TXCOE_TCP | AX_TXCOE_UDP; 923 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); 924 } 925 926 if (changed & NETIF_F_IPV6_CSUM) { 927 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); 928 tmp ^= AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6; 929 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); 930 } 931 932 if (changed & NETIF_F_RXCSUM) { 933 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, &tmp); 934 tmp ^= AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP | 935 AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6; 936 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, &tmp); 937 } 938 939 return 0; 940 } 941 942 static int ax88179_change_mtu(struct net_device *net, int new_mtu) 943 { 944 struct usbnet *dev = netdev_priv(net); 945 u16 tmp16; 946 947 net->mtu = new_mtu; 948 dev->hard_mtu = net->mtu + net->hard_header_len; 949 950 if (net->mtu > 1500) { 951 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 952 2, 2, &tmp16); 953 tmp16 |= AX_MEDIUM_JUMBO_EN; 954 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 955 2, 2, &tmp16); 956 } else { 957 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 958 2, 2, &tmp16); 959 tmp16 &= ~AX_MEDIUM_JUMBO_EN; 960 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 961 2, 2, &tmp16); 962 } 963 964 /* max qlen depend on hard_mtu and rx_urb_size */ 965 usbnet_update_max_qlen(dev); 966 967 return 0; 968 } 969 970 static int ax88179_set_mac_addr(struct net_device *net, void *p) 971 { 972 struct usbnet *dev = netdev_priv(net); 973 struct sockaddr *addr = p; 974 int ret; 975 976 if (netif_running(net)) 977 return -EBUSY; 978 if (!is_valid_ether_addr(addr->sa_data)) 979 return -EADDRNOTAVAIL; 980 981 eth_hw_addr_set(net, addr->sa_data); 982 983 /* Set the MAC address */ 984 ret = ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, 985 ETH_ALEN, net->dev_addr); 986 if (ret < 0) 987 return ret; 988 989 return 0; 990 } 991 992 static const struct net_device_ops ax88179_netdev_ops = { 993 .ndo_open = usbnet_open, 994 .ndo_stop = usbnet_stop, 995 .ndo_start_xmit = usbnet_start_xmit, 996 .ndo_tx_timeout = usbnet_tx_timeout, 997 .ndo_get_stats64 = dev_get_tstats64, 998 .ndo_change_mtu = ax88179_change_mtu, 999 .ndo_set_mac_address = ax88179_set_mac_addr, 1000 .ndo_validate_addr = eth_validate_addr, 1001 .ndo_eth_ioctl = ax88179_ioctl, 1002 .ndo_set_rx_mode = ax88179_set_multicast, 1003 .ndo_set_features = ax88179_set_features, 1004 }; 1005 1006 static int ax88179_check_eeprom(struct usbnet *dev) 1007 { 1008 u8 i, buf, eeprom[20]; 1009 u16 csum, delay = HZ / 10; 1010 unsigned long jtimeout; 1011 1012 /* Read EEPROM content */ 1013 for (i = 0; i < 6; i++) { 1014 buf = i; 1015 if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_ADDR, 1016 1, 1, &buf) < 0) 1017 return -EINVAL; 1018 1019 buf = EEP_RD; 1020 if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, 1021 1, 1, &buf) < 0) 1022 return -EINVAL; 1023 1024 jtimeout = jiffies + delay; 1025 do { 1026 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, 1027 1, 1, &buf); 1028 1029 if (time_after(jiffies, jtimeout)) 1030 return -EINVAL; 1031 1032 } while (buf & EEP_BUSY); 1033 1034 __ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_LOW, 1035 2, 2, &eeprom[i * 2]); 1036 1037 if ((i == 0) && (eeprom[0] == 0xFF)) 1038 return -EINVAL; 1039 } 1040 1041 csum = eeprom[6] + eeprom[7] + eeprom[8] + eeprom[9]; 1042 csum = (csum >> 8) + (csum & 0xff); 1043 if ((csum + eeprom[10]) != 0xff) 1044 return -EINVAL; 1045 1046 return 0; 1047 } 1048 1049 static int ax88179_check_efuse(struct usbnet *dev, u16 *ledmode) 1050 { 1051 u8 i; 1052 u8 efuse[64]; 1053 u16 csum = 0; 1054 1055 if (ax88179_read_cmd(dev, AX_ACCESS_EFUS, 0, 64, 64, efuse) < 0) 1056 return -EINVAL; 1057 1058 if (*efuse == 0xFF) 1059 return -EINVAL; 1060 1061 for (i = 0; i < 64; i++) 1062 csum = csum + efuse[i]; 1063 1064 while (csum > 255) 1065 csum = (csum & 0x00FF) + ((csum >> 8) & 0x00FF); 1066 1067 if (csum != 0xFF) 1068 return -EINVAL; 1069 1070 *ledmode = (efuse[51] << 8) | efuse[52]; 1071 1072 return 0; 1073 } 1074 1075 static int ax88179_convert_old_led(struct usbnet *dev, u16 *ledvalue) 1076 { 1077 u16 led; 1078 1079 /* Loaded the old eFuse LED Mode */ 1080 if (ax88179_read_cmd(dev, AX_ACCESS_EEPROM, 0x3C, 1, 2, &led) < 0) 1081 return -EINVAL; 1082 1083 led >>= 8; 1084 switch (led) { 1085 case 0xFF: 1086 led = LED0_ACTIVE | LED1_LINK_10 | LED1_LINK_100 | 1087 LED1_LINK_1000 | LED2_ACTIVE | LED2_LINK_10 | 1088 LED2_LINK_100 | LED2_LINK_1000 | LED_VALID; 1089 break; 1090 case 0xFE: 1091 led = LED0_ACTIVE | LED1_LINK_1000 | LED2_LINK_100 | LED_VALID; 1092 break; 1093 case 0xFD: 1094 led = LED0_ACTIVE | LED1_LINK_1000 | LED2_LINK_100 | 1095 LED2_LINK_10 | LED_VALID; 1096 break; 1097 case 0xFC: 1098 led = LED0_ACTIVE | LED1_ACTIVE | LED1_LINK_1000 | LED2_ACTIVE | 1099 LED2_LINK_100 | LED2_LINK_10 | LED_VALID; 1100 break; 1101 default: 1102 led = LED0_ACTIVE | LED1_LINK_10 | LED1_LINK_100 | 1103 LED1_LINK_1000 | LED2_ACTIVE | LED2_LINK_10 | 1104 LED2_LINK_100 | LED2_LINK_1000 | LED_VALID; 1105 break; 1106 } 1107 1108 *ledvalue = led; 1109 1110 return 0; 1111 } 1112 1113 static int ax88179_led_setting(struct usbnet *dev) 1114 { 1115 u8 ledfd, value = 0; 1116 u16 tmp, ledact, ledlink, ledvalue = 0, delay = HZ / 10; 1117 unsigned long jtimeout; 1118 1119 /* Check AX88179 version. UA1 or UA2*/ 1120 ax88179_read_cmd(dev, AX_ACCESS_MAC, GENERAL_STATUS, 1, 1, &value); 1121 1122 if (!(value & AX_SECLD)) { /* UA1 */ 1123 value = AX_GPIO_CTRL_GPIO3EN | AX_GPIO_CTRL_GPIO2EN | 1124 AX_GPIO_CTRL_GPIO1EN; 1125 if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_GPIO_CTRL, 1126 1, 1, &value) < 0) 1127 return -EINVAL; 1128 } 1129 1130 /* Check EEPROM */ 1131 if (!ax88179_check_eeprom(dev)) { 1132 value = 0x42; 1133 if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_ADDR, 1134 1, 1, &value) < 0) 1135 return -EINVAL; 1136 1137 value = EEP_RD; 1138 if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, 1139 1, 1, &value) < 0) 1140 return -EINVAL; 1141 1142 jtimeout = jiffies + delay; 1143 do { 1144 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, 1145 1, 1, &value); 1146 1147 if (time_after(jiffies, jtimeout)) 1148 return -EINVAL; 1149 1150 } while (value & EEP_BUSY); 1151 1152 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_HIGH, 1153 1, 1, &value); 1154 ledvalue = (value << 8); 1155 1156 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_LOW, 1157 1, 1, &value); 1158 ledvalue |= value; 1159 1160 /* load internal ROM for defaule setting */ 1161 if ((ledvalue == 0xFFFF) || ((ledvalue & LED_VALID) == 0)) 1162 ax88179_convert_old_led(dev, &ledvalue); 1163 1164 } else if (!ax88179_check_efuse(dev, &ledvalue)) { 1165 if ((ledvalue == 0xFFFF) || ((ledvalue & LED_VALID) == 0)) 1166 ax88179_convert_old_led(dev, &ledvalue); 1167 } else { 1168 ax88179_convert_old_led(dev, &ledvalue); 1169 } 1170 1171 tmp = GMII_PHY_PGSEL_EXT; 1172 ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1173 GMII_PHY_PAGE_SELECT, 2, &tmp); 1174 1175 tmp = 0x2c; 1176 ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1177 GMII_PHYPAGE, 2, &tmp); 1178 1179 ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1180 GMII_LED_ACT, 2, &ledact); 1181 1182 ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1183 GMII_LED_LINK, 2, &ledlink); 1184 1185 ledact &= GMII_LED_ACTIVE_MASK; 1186 ledlink &= GMII_LED_LINK_MASK; 1187 1188 if (ledvalue & LED0_ACTIVE) 1189 ledact |= GMII_LED0_ACTIVE; 1190 1191 if (ledvalue & LED1_ACTIVE) 1192 ledact |= GMII_LED1_ACTIVE; 1193 1194 if (ledvalue & LED2_ACTIVE) 1195 ledact |= GMII_LED2_ACTIVE; 1196 1197 if (ledvalue & LED0_LINK_10) 1198 ledlink |= GMII_LED0_LINK_10; 1199 1200 if (ledvalue & LED1_LINK_10) 1201 ledlink |= GMII_LED1_LINK_10; 1202 1203 if (ledvalue & LED2_LINK_10) 1204 ledlink |= GMII_LED2_LINK_10; 1205 1206 if (ledvalue & LED0_LINK_100) 1207 ledlink |= GMII_LED0_LINK_100; 1208 1209 if (ledvalue & LED1_LINK_100) 1210 ledlink |= GMII_LED1_LINK_100; 1211 1212 if (ledvalue & LED2_LINK_100) 1213 ledlink |= GMII_LED2_LINK_100; 1214 1215 if (ledvalue & LED0_LINK_1000) 1216 ledlink |= GMII_LED0_LINK_1000; 1217 1218 if (ledvalue & LED1_LINK_1000) 1219 ledlink |= GMII_LED1_LINK_1000; 1220 1221 if (ledvalue & LED2_LINK_1000) 1222 ledlink |= GMII_LED2_LINK_1000; 1223 1224 tmp = ledact; 1225 ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1226 GMII_LED_ACT, 2, &tmp); 1227 1228 tmp = ledlink; 1229 ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1230 GMII_LED_LINK, 2, &tmp); 1231 1232 tmp = GMII_PHY_PGSEL_PAGE0; 1233 ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1234 GMII_PHY_PAGE_SELECT, 2, &tmp); 1235 1236 /* LED full duplex setting */ 1237 ledfd = 0; 1238 if (ledvalue & LED0_FD) 1239 ledfd |= 0x01; 1240 else if ((ledvalue & LED0_USB3_MASK) == 0) 1241 ledfd |= 0x02; 1242 1243 if (ledvalue & LED1_FD) 1244 ledfd |= 0x04; 1245 else if ((ledvalue & LED1_USB3_MASK) == 0) 1246 ledfd |= 0x08; 1247 1248 if (ledvalue & LED2_FD) 1249 ledfd |= 0x10; 1250 else if ((ledvalue & LED2_USB3_MASK) == 0) 1251 ledfd |= 0x20; 1252 1253 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_LEDCTRL, 1, 1, &ledfd); 1254 1255 return 0; 1256 } 1257 1258 static void ax88179_get_mac_addr(struct usbnet *dev) 1259 { 1260 u8 mac[ETH_ALEN]; 1261 1262 memset(mac, 0, sizeof(mac)); 1263 1264 /* Maybe the boot loader passed the MAC address via device tree */ 1265 if (!eth_platform_get_mac_address(&dev->udev->dev, mac)) { 1266 netif_dbg(dev, ifup, dev->net, 1267 "MAC address read from device tree"); 1268 } else { 1269 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, 1270 ETH_ALEN, mac); 1271 netif_dbg(dev, ifup, dev->net, 1272 "MAC address read from ASIX chip"); 1273 } 1274 1275 if (is_valid_ether_addr(mac)) { 1276 eth_hw_addr_set(dev->net, mac); 1277 if (!is_local_ether_addr(mac)) 1278 dev->net->addr_assign_type = NET_ADDR_PERM; 1279 } else { 1280 netdev_info(dev->net, "invalid MAC address, using random\n"); 1281 eth_hw_addr_random(dev->net); 1282 } 1283 1284 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, ETH_ALEN, 1285 dev->net->dev_addr); 1286 } 1287 1288 static int ax88179_bind(struct usbnet *dev, struct usb_interface *intf) 1289 { 1290 struct ax88179_data *ax179_data; 1291 1292 usbnet_get_endpoints(dev, intf); 1293 1294 ax179_data = kzalloc(sizeof(*ax179_data), GFP_KERNEL); 1295 if (!ax179_data) 1296 return -ENOMEM; 1297 1298 dev->driver_priv = ax179_data; 1299 1300 dev->net->netdev_ops = &ax88179_netdev_ops; 1301 dev->net->ethtool_ops = &ax88179_ethtool_ops; 1302 dev->net->needed_headroom = 8; 1303 dev->net->max_mtu = 4088; 1304 1305 /* Initialize MII structure */ 1306 dev->mii.dev = dev->net; 1307 dev->mii.mdio_read = ax88179_mdio_read; 1308 dev->mii.mdio_write = ax88179_mdio_write; 1309 dev->mii.phy_id_mask = 0xff; 1310 dev->mii.reg_num_mask = 0xff; 1311 dev->mii.phy_id = 0x03; 1312 dev->mii.supports_gmii = 1; 1313 1314 dev->net->features |= NETIF_F_SG | NETIF_F_IP_CSUM | 1315 NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM | NETIF_F_TSO; 1316 1317 dev->net->hw_features |= dev->net->features; 1318 1319 netif_set_tso_max_size(dev->net, 16384); 1320 1321 ax88179_reset(dev); 1322 1323 return 0; 1324 } 1325 1326 static void ax88179_unbind(struct usbnet *dev, struct usb_interface *intf) 1327 { 1328 struct ax88179_data *ax179_data = dev->driver_priv; 1329 u16 tmp16; 1330 1331 /* Configure RX control register => stop operation */ 1332 tmp16 = AX_RX_CTL_STOP; 1333 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16); 1334 1335 tmp16 = 0; 1336 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp16); 1337 1338 /* Power down ethernet PHY */ 1339 tmp16 = 0; 1340 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16); 1341 1342 kfree(ax179_data); 1343 } 1344 1345 static void 1346 ax88179_rx_checksum(struct sk_buff *skb, u32 *pkt_hdr) 1347 { 1348 skb->ip_summed = CHECKSUM_NONE; 1349 1350 /* checksum error bit is set */ 1351 if ((*pkt_hdr & AX_RXHDR_L3CSUM_ERR) || 1352 (*pkt_hdr & AX_RXHDR_L4CSUM_ERR)) 1353 return; 1354 1355 /* It must be a TCP or UDP packet with a valid checksum */ 1356 if (((*pkt_hdr & AX_RXHDR_L4_TYPE_MASK) == AX_RXHDR_L4_TYPE_TCP) || 1357 ((*pkt_hdr & AX_RXHDR_L4_TYPE_MASK) == AX_RXHDR_L4_TYPE_UDP)) 1358 skb->ip_summed = CHECKSUM_UNNECESSARY; 1359 } 1360 1361 static int ax88179_rx_fixup(struct usbnet *dev, struct sk_buff *skb) 1362 { 1363 struct sk_buff *ax_skb; 1364 int pkt_cnt; 1365 u32 rx_hdr; 1366 u16 hdr_off; 1367 u32 *pkt_hdr; 1368 1369 /* At the end of the SKB, there's a header telling us how many packets 1370 * are bundled into this buffer and where we can find an array of 1371 * per-packet metadata (which contains elements encoded into u16). 1372 */ 1373 1374 /* SKB contents for current firmware: 1375 * <packet 1> <padding> 1376 * ... 1377 * <packet N> <padding> 1378 * <per-packet metadata entry 1> <dummy header> 1379 * ... 1380 * <per-packet metadata entry N> <dummy header> 1381 * <padding2> <rx_hdr> 1382 * 1383 * where: 1384 * <packet N> contains pkt_len bytes: 1385 * 2 bytes of IP alignment pseudo header 1386 * packet received 1387 * <per-packet metadata entry N> contains 4 bytes: 1388 * pkt_len and fields AX_RXHDR_* 1389 * <padding> 0-7 bytes to terminate at 1390 * 8 bytes boundary (64-bit). 1391 * <padding2> 4 bytes to make rx_hdr terminate at 1392 * 8 bytes boundary (64-bit) 1393 * <dummy-header> contains 4 bytes: 1394 * pkt_len=0 and AX_RXHDR_DROP_ERR 1395 * <rx-hdr> contains 4 bytes: 1396 * pkt_cnt and hdr_off (offset of 1397 * <per-packet metadata entry 1>) 1398 * 1399 * pkt_cnt is number of entrys in the per-packet metadata. 1400 * In current firmware there is 2 entrys per packet. 1401 * The first points to the packet and the 1402 * second is a dummy header. 1403 * This was done probably to align fields in 64-bit and 1404 * maintain compatibility with old firmware. 1405 * This code assumes that <dummy header> and <padding2> are 1406 * optional. 1407 */ 1408 1409 if (skb->len < 4) 1410 return 0; 1411 skb_trim(skb, skb->len - 4); 1412 rx_hdr = get_unaligned_le32(skb_tail_pointer(skb)); 1413 pkt_cnt = (u16)rx_hdr; 1414 hdr_off = (u16)(rx_hdr >> 16); 1415 1416 if (pkt_cnt == 0) 1417 return 0; 1418 1419 /* Make sure that the bounds of the metadata array are inside the SKB 1420 * (and in front of the counter at the end). 1421 */ 1422 if (pkt_cnt * 4 + hdr_off > skb->len) 1423 return 0; 1424 pkt_hdr = (u32 *)(skb->data + hdr_off); 1425 1426 /* Packets must not overlap the metadata array */ 1427 skb_trim(skb, hdr_off); 1428 1429 for (; pkt_cnt > 0; pkt_cnt--, pkt_hdr++) { 1430 u16 pkt_len_plus_padd; 1431 u16 pkt_len; 1432 1433 le32_to_cpus(pkt_hdr); 1434 pkt_len = (*pkt_hdr >> 16) & 0x1fff; 1435 pkt_len_plus_padd = (pkt_len + 7) & 0xfff8; 1436 1437 /* Skip dummy header used for alignment 1438 */ 1439 if (pkt_len == 0) 1440 continue; 1441 1442 if (pkt_len_plus_padd > skb->len) 1443 return 0; 1444 1445 /* Check CRC or runt packet */ 1446 if ((*pkt_hdr & (AX_RXHDR_CRC_ERR | AX_RXHDR_DROP_ERR)) || 1447 pkt_len < 2 + ETH_HLEN) { 1448 dev->net->stats.rx_errors++; 1449 skb_pull(skb, pkt_len_plus_padd); 1450 continue; 1451 } 1452 1453 /* last packet */ 1454 if (pkt_len_plus_padd == skb->len) { 1455 skb_trim(skb, pkt_len); 1456 1457 /* Skip IP alignment pseudo header */ 1458 skb_pull(skb, 2); 1459 1460 ax88179_rx_checksum(skb, pkt_hdr); 1461 return 1; 1462 } 1463 1464 ax_skb = netdev_alloc_skb_ip_align(dev->net, pkt_len); 1465 if (!ax_skb) 1466 return 0; 1467 skb_put(ax_skb, pkt_len); 1468 memcpy(ax_skb->data, skb->data + 2, pkt_len); 1469 1470 ax88179_rx_checksum(ax_skb, pkt_hdr); 1471 usbnet_skb_return(dev, ax_skb); 1472 1473 skb_pull(skb, pkt_len_plus_padd); 1474 } 1475 1476 return 0; 1477 } 1478 1479 static struct sk_buff * 1480 ax88179_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags) 1481 { 1482 u32 tx_hdr1, tx_hdr2; 1483 int frame_size = dev->maxpacket; 1484 int headroom; 1485 void *ptr; 1486 1487 tx_hdr1 = skb->len; 1488 tx_hdr2 = skb_shinfo(skb)->gso_size; /* Set TSO mss */ 1489 if (((skb->len + 8) % frame_size) == 0) 1490 tx_hdr2 |= 0x80008000; /* Enable padding */ 1491 1492 headroom = skb_headroom(skb) - 8; 1493 1494 if ((dev->net->features & NETIF_F_SG) && skb_linearize(skb)) 1495 return NULL; 1496 1497 if ((skb_header_cloned(skb) || headroom < 0) && 1498 pskb_expand_head(skb, headroom < 0 ? 8 : 0, 0, GFP_ATOMIC)) { 1499 dev_kfree_skb_any(skb); 1500 return NULL; 1501 } 1502 1503 ptr = skb_push(skb, 8); 1504 put_unaligned_le32(tx_hdr1, ptr); 1505 put_unaligned_le32(tx_hdr2, ptr + 4); 1506 1507 usbnet_set_skb_tx_stats(skb, (skb_shinfo(skb)->gso_segs ?: 1), 0); 1508 1509 return skb; 1510 } 1511 1512 static int ax88179_link_reset(struct usbnet *dev) 1513 { 1514 struct ax88179_data *ax179_data = dev->driver_priv; 1515 u8 tmp[5], link_sts; 1516 u16 mode, tmp16, delay = HZ / 10; 1517 u32 tmp32 = 0x40000000; 1518 unsigned long jtimeout; 1519 1520 jtimeout = jiffies + delay; 1521 while (tmp32 & 0x40000000) { 1522 mode = 0; 1523 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &mode); 1524 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, 1525 &ax179_data->rxctl); 1526 1527 /*link up, check the usb device control TX FIFO full or empty*/ 1528 ax88179_read_cmd(dev, 0x81, 0x8c, 0, 4, &tmp32); 1529 1530 if (time_after(jiffies, jtimeout)) 1531 return 0; 1532 } 1533 1534 mode = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN | 1535 AX_MEDIUM_RXFLOW_CTRLEN; 1536 1537 ax88179_read_cmd(dev, AX_ACCESS_MAC, PHYSICAL_LINK_STATUS, 1538 1, 1, &link_sts); 1539 1540 ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1541 GMII_PHY_PHYSR, 2, &tmp16); 1542 1543 if (!(tmp16 & GMII_PHY_PHYSR_LINK)) { 1544 return 0; 1545 } else if (GMII_PHY_PHYSR_GIGA == (tmp16 & GMII_PHY_PHYSR_SMASK)) { 1546 mode |= AX_MEDIUM_GIGAMODE | AX_MEDIUM_EN_125MHZ; 1547 if (dev->net->mtu > 1500) 1548 mode |= AX_MEDIUM_JUMBO_EN; 1549 1550 if (link_sts & AX_USB_SS) 1551 memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5); 1552 else if (link_sts & AX_USB_HS) 1553 memcpy(tmp, &AX88179_BULKIN_SIZE[1], 5); 1554 else 1555 memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); 1556 } else if (GMII_PHY_PHYSR_100 == (tmp16 & GMII_PHY_PHYSR_SMASK)) { 1557 mode |= AX_MEDIUM_PS; 1558 1559 if (link_sts & (AX_USB_SS | AX_USB_HS)) 1560 memcpy(tmp, &AX88179_BULKIN_SIZE[2], 5); 1561 else 1562 memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); 1563 } else { 1564 memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); 1565 } 1566 1567 /* RX bulk configuration */ 1568 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp); 1569 1570 dev->rx_urb_size = (1024 * (tmp[3] + 2)); 1571 1572 if (tmp16 & GMII_PHY_PHYSR_FULL) 1573 mode |= AX_MEDIUM_FULL_DUPLEX; 1574 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 1575 2, 2, &mode); 1576 1577 ax179_data->eee_enabled = ax88179_chk_eee(dev); 1578 1579 netif_carrier_on(dev->net); 1580 1581 return 0; 1582 } 1583 1584 static int ax88179_reset(struct usbnet *dev) 1585 { 1586 u8 buf[5]; 1587 u16 *tmp16; 1588 u8 *tmp; 1589 struct ax88179_data *ax179_data = dev->driver_priv; 1590 struct ethtool_eee eee_data; 1591 1592 tmp16 = (u16 *)buf; 1593 tmp = (u8 *)buf; 1594 1595 /* Power up ethernet PHY */ 1596 *tmp16 = 0; 1597 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); 1598 1599 *tmp16 = AX_PHYPWR_RSTCTL_IPRL; 1600 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); 1601 msleep(500); 1602 1603 *tmp = AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS; 1604 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, tmp); 1605 msleep(200); 1606 1607 /* Ethernet PHY Auto Detach*/ 1608 ax88179_auto_detach(dev); 1609 1610 /* Read MAC address from DTB or asix chip */ 1611 ax88179_get_mac_addr(dev); 1612 memcpy(dev->net->perm_addr, dev->net->dev_addr, ETH_ALEN); 1613 1614 /* RX bulk configuration */ 1615 memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5); 1616 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp); 1617 1618 dev->rx_urb_size = 1024 * 20; 1619 1620 *tmp = 0x34; 1621 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_LOW, 1, 1, tmp); 1622 1623 *tmp = 0x52; 1624 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_HIGH, 1625 1, 1, tmp); 1626 1627 /* Enable checksum offload */ 1628 *tmp = AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP | 1629 AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6; 1630 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, tmp); 1631 1632 *tmp = AX_TXCOE_IP | AX_TXCOE_TCP | AX_TXCOE_UDP | 1633 AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6; 1634 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, tmp); 1635 1636 /* Configure RX control register => start operation */ 1637 *tmp16 = AX_RX_CTL_DROPCRCERR | AX_RX_CTL_IPE | AX_RX_CTL_START | 1638 AX_RX_CTL_AP | AX_RX_CTL_AMALL | AX_RX_CTL_AB; 1639 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, tmp16); 1640 1641 *tmp = AX_MONITOR_MODE_PMETYPE | AX_MONITOR_MODE_PMEPOL | 1642 AX_MONITOR_MODE_RWMP; 1643 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 1, 1, tmp); 1644 1645 /* Configure default medium type => giga */ 1646 *tmp16 = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN | 1647 AX_MEDIUM_RXFLOW_CTRLEN | AX_MEDIUM_FULL_DUPLEX | 1648 AX_MEDIUM_GIGAMODE; 1649 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 1650 2, 2, tmp16); 1651 1652 /* Check if WoL is supported */ 1653 ax179_data->wol_supported = 0; 1654 if (ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 1655 1, 1, &tmp) > 0) 1656 ax179_data->wol_supported = WAKE_MAGIC | WAKE_PHY; 1657 1658 ax88179_led_setting(dev); 1659 1660 ax179_data->eee_enabled = 0; 1661 ax179_data->eee_active = 0; 1662 1663 ax88179_disable_eee(dev); 1664 1665 ax88179_ethtool_get_eee(dev, &eee_data); 1666 eee_data.advertised = 0; 1667 ax88179_ethtool_set_eee(dev, &eee_data); 1668 1669 /* Restart autoneg */ 1670 mii_nway_restart(&dev->mii); 1671 1672 usbnet_link_change(dev, 0, 0); 1673 1674 return 0; 1675 } 1676 1677 static int ax88179_net_reset(struct usbnet *dev) 1678 { 1679 struct ax88179_data *ax179_data = dev->driver_priv; 1680 1681 if (ax179_data->initialized) 1682 ax88179_reset(dev); 1683 else 1684 ax179_data->initialized = 1; 1685 1686 return 0; 1687 } 1688 1689 static int ax88179_stop(struct usbnet *dev) 1690 { 1691 u16 tmp16; 1692 1693 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 1694 2, 2, &tmp16); 1695 tmp16 &= ~AX_MEDIUM_RECEIVE_EN; 1696 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 1697 2, 2, &tmp16); 1698 1699 return 0; 1700 } 1701 1702 static const struct driver_info ax88179_info = { 1703 .description = "ASIX AX88179 USB 3.0 Gigabit Ethernet", 1704 .bind = ax88179_bind, 1705 .unbind = ax88179_unbind, 1706 .status = ax88179_status, 1707 .link_reset = ax88179_link_reset, 1708 .reset = ax88179_net_reset, 1709 .stop = ax88179_stop, 1710 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1711 .rx_fixup = ax88179_rx_fixup, 1712 .tx_fixup = ax88179_tx_fixup, 1713 }; 1714 1715 static const struct driver_info ax88178a_info = { 1716 .description = "ASIX AX88178A USB 2.0 Gigabit Ethernet", 1717 .bind = ax88179_bind, 1718 .unbind = ax88179_unbind, 1719 .status = ax88179_status, 1720 .link_reset = ax88179_link_reset, 1721 .reset = ax88179_net_reset, 1722 .stop = ax88179_stop, 1723 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1724 .rx_fixup = ax88179_rx_fixup, 1725 .tx_fixup = ax88179_tx_fixup, 1726 }; 1727 1728 static const struct driver_info cypress_GX3_info = { 1729 .description = "Cypress GX3 SuperSpeed to Gigabit Ethernet Controller", 1730 .bind = ax88179_bind, 1731 .unbind = ax88179_unbind, 1732 .status = ax88179_status, 1733 .link_reset = ax88179_link_reset, 1734 .reset = ax88179_net_reset, 1735 .stop = ax88179_stop, 1736 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1737 .rx_fixup = ax88179_rx_fixup, 1738 .tx_fixup = ax88179_tx_fixup, 1739 }; 1740 1741 static const struct driver_info dlink_dub1312_info = { 1742 .description = "D-Link DUB-1312 USB 3.0 to Gigabit Ethernet Adapter", 1743 .bind = ax88179_bind, 1744 .unbind = ax88179_unbind, 1745 .status = ax88179_status, 1746 .link_reset = ax88179_link_reset, 1747 .reset = ax88179_net_reset, 1748 .stop = ax88179_stop, 1749 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1750 .rx_fixup = ax88179_rx_fixup, 1751 .tx_fixup = ax88179_tx_fixup, 1752 }; 1753 1754 static const struct driver_info sitecom_info = { 1755 .description = "Sitecom USB 3.0 to Gigabit Adapter", 1756 .bind = ax88179_bind, 1757 .unbind = ax88179_unbind, 1758 .status = ax88179_status, 1759 .link_reset = ax88179_link_reset, 1760 .reset = ax88179_net_reset, 1761 .stop = ax88179_stop, 1762 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1763 .rx_fixup = ax88179_rx_fixup, 1764 .tx_fixup = ax88179_tx_fixup, 1765 }; 1766 1767 static const struct driver_info samsung_info = { 1768 .description = "Samsung USB Ethernet Adapter", 1769 .bind = ax88179_bind, 1770 .unbind = ax88179_unbind, 1771 .status = ax88179_status, 1772 .link_reset = ax88179_link_reset, 1773 .reset = ax88179_net_reset, 1774 .stop = ax88179_stop, 1775 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1776 .rx_fixup = ax88179_rx_fixup, 1777 .tx_fixup = ax88179_tx_fixup, 1778 }; 1779 1780 static const struct driver_info lenovo_info = { 1781 .description = "Lenovo OneLinkDock Gigabit LAN", 1782 .bind = ax88179_bind, 1783 .unbind = ax88179_unbind, 1784 .status = ax88179_status, 1785 .link_reset = ax88179_link_reset, 1786 .reset = ax88179_net_reset, 1787 .stop = ax88179_stop, 1788 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1789 .rx_fixup = ax88179_rx_fixup, 1790 .tx_fixup = ax88179_tx_fixup, 1791 }; 1792 1793 static const struct driver_info belkin_info = { 1794 .description = "Belkin USB Ethernet Adapter", 1795 .bind = ax88179_bind, 1796 .unbind = ax88179_unbind, 1797 .status = ax88179_status, 1798 .link_reset = ax88179_link_reset, 1799 .reset = ax88179_net_reset, 1800 .stop = ax88179_stop, 1801 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1802 .rx_fixup = ax88179_rx_fixup, 1803 .tx_fixup = ax88179_tx_fixup, 1804 }; 1805 1806 static const struct driver_info toshiba_info = { 1807 .description = "Toshiba USB Ethernet Adapter", 1808 .bind = ax88179_bind, 1809 .unbind = ax88179_unbind, 1810 .status = ax88179_status, 1811 .link_reset = ax88179_link_reset, 1812 .reset = ax88179_net_reset, 1813 .stop = ax88179_stop, 1814 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1815 .rx_fixup = ax88179_rx_fixup, 1816 .tx_fixup = ax88179_tx_fixup, 1817 }; 1818 1819 static const struct driver_info mct_info = { 1820 .description = "MCT USB 3.0 Gigabit Ethernet Adapter", 1821 .bind = ax88179_bind, 1822 .unbind = ax88179_unbind, 1823 .status = ax88179_status, 1824 .link_reset = ax88179_link_reset, 1825 .reset = ax88179_net_reset, 1826 .stop = ax88179_stop, 1827 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1828 .rx_fixup = ax88179_rx_fixup, 1829 .tx_fixup = ax88179_tx_fixup, 1830 }; 1831 1832 static const struct driver_info at_umc2000_info = { 1833 .description = "AT-UMC2000 USB 3.0/USB 3.1 Gen 1 to Gigabit Ethernet Adapter", 1834 .bind = ax88179_bind, 1835 .unbind = ax88179_unbind, 1836 .status = ax88179_status, 1837 .link_reset = ax88179_link_reset, 1838 .reset = ax88179_net_reset, 1839 .stop = ax88179_stop, 1840 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1841 .rx_fixup = ax88179_rx_fixup, 1842 .tx_fixup = ax88179_tx_fixup, 1843 }; 1844 1845 static const struct driver_info at_umc200_info = { 1846 .description = "AT-UMC200 USB 3.0/USB 3.1 Gen 1 to Fast Ethernet Adapter", 1847 .bind = ax88179_bind, 1848 .unbind = ax88179_unbind, 1849 .status = ax88179_status, 1850 .link_reset = ax88179_link_reset, 1851 .reset = ax88179_net_reset, 1852 .stop = ax88179_stop, 1853 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1854 .rx_fixup = ax88179_rx_fixup, 1855 .tx_fixup = ax88179_tx_fixup, 1856 }; 1857 1858 static const struct driver_info at_umc2000sp_info = { 1859 .description = "AT-UMC2000/SP USB 3.0/USB 3.1 Gen 1 to Gigabit Ethernet Adapter", 1860 .bind = ax88179_bind, 1861 .unbind = ax88179_unbind, 1862 .status = ax88179_status, 1863 .link_reset = ax88179_link_reset, 1864 .reset = ax88179_net_reset, 1865 .stop = ax88179_stop, 1866 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1867 .rx_fixup = ax88179_rx_fixup, 1868 .tx_fixup = ax88179_tx_fixup, 1869 }; 1870 1871 static const struct usb_device_id products[] = { 1872 { 1873 /* ASIX AX88179 10/100/1000 */ 1874 USB_DEVICE_AND_INTERFACE_INFO(0x0b95, 0x1790, 0xff, 0xff, 0), 1875 .driver_info = (unsigned long)&ax88179_info, 1876 }, { 1877 /* ASIX AX88178A 10/100/1000 */ 1878 USB_DEVICE_AND_INTERFACE_INFO(0x0b95, 0x178a, 0xff, 0xff, 0), 1879 .driver_info = (unsigned long)&ax88178a_info, 1880 }, { 1881 /* Cypress GX3 SuperSpeed to Gigabit Ethernet Bridge Controller */ 1882 USB_DEVICE_AND_INTERFACE_INFO(0x04b4, 0x3610, 0xff, 0xff, 0), 1883 .driver_info = (unsigned long)&cypress_GX3_info, 1884 }, { 1885 /* D-Link DUB-1312 USB 3.0 to Gigabit Ethernet Adapter */ 1886 USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x4a00, 0xff, 0xff, 0), 1887 .driver_info = (unsigned long)&dlink_dub1312_info, 1888 }, { 1889 /* Sitecom USB 3.0 to Gigabit Adapter */ 1890 USB_DEVICE_AND_INTERFACE_INFO(0x0df6, 0x0072, 0xff, 0xff, 0), 1891 .driver_info = (unsigned long)&sitecom_info, 1892 }, { 1893 /* Samsung USB Ethernet Adapter */ 1894 USB_DEVICE_AND_INTERFACE_INFO(0x04e8, 0xa100, 0xff, 0xff, 0), 1895 .driver_info = (unsigned long)&samsung_info, 1896 }, { 1897 /* Lenovo OneLinkDock Gigabit LAN */ 1898 USB_DEVICE_AND_INTERFACE_INFO(0x17ef, 0x304b, 0xff, 0xff, 0), 1899 .driver_info = (unsigned long)&lenovo_info, 1900 }, { 1901 /* Belkin B2B128 USB 3.0 Hub + Gigabit Ethernet Adapter */ 1902 USB_DEVICE_AND_INTERFACE_INFO(0x050d, 0x0128, 0xff, 0xff, 0), 1903 .driver_info = (unsigned long)&belkin_info, 1904 }, { 1905 /* Toshiba USB 3.0 GBit Ethernet Adapter */ 1906 USB_DEVICE_AND_INTERFACE_INFO(0x0930, 0x0a13, 0xff, 0xff, 0), 1907 .driver_info = (unsigned long)&toshiba_info, 1908 }, { 1909 /* Magic Control Technology U3-A9003 USB 3.0 Gigabit Ethernet Adapter */ 1910 USB_DEVICE_AND_INTERFACE_INFO(0x0711, 0x0179, 0xff, 0xff, 0), 1911 .driver_info = (unsigned long)&mct_info, 1912 }, { 1913 /* Allied Telesis AT-UMC2000 USB 3.0/USB 3.1 Gen 1 to Gigabit Ethernet Adapter */ 1914 USB_DEVICE_AND_INTERFACE_INFO(0x07c9, 0x000e, 0xff, 0xff, 0), 1915 .driver_info = (unsigned long)&at_umc2000_info, 1916 }, { 1917 /* Allied Telesis AT-UMC200 USB 3.0/USB 3.1 Gen 1 to Fast Ethernet Adapter */ 1918 USB_DEVICE_AND_INTERFACE_INFO(0x07c9, 0x000f, 0xff, 0xff, 0), 1919 .driver_info = (unsigned long)&at_umc200_info, 1920 }, { 1921 /* Allied Telesis AT-UMC2000/SP USB 3.0/USB 3.1 Gen 1 to Gigabit Ethernet Adapter */ 1922 USB_DEVICE_AND_INTERFACE_INFO(0x07c9, 0x0010, 0xff, 0xff, 0), 1923 .driver_info = (unsigned long)&at_umc2000sp_info, 1924 }, 1925 { }, 1926 }; 1927 MODULE_DEVICE_TABLE(usb, products); 1928 1929 static struct usb_driver ax88179_178a_driver = { 1930 .name = "ax88179_178a", 1931 .id_table = products, 1932 .probe = usbnet_probe, 1933 .suspend = ax88179_suspend, 1934 .resume = ax88179_resume, 1935 .reset_resume = ax88179_resume, 1936 .disconnect = ax88179_disconnect, 1937 .supports_autosuspend = 1, 1938 .disable_hub_initiated_lpm = 1, 1939 }; 1940 1941 module_usb_driver(ax88179_178a_driver); 1942 1943 MODULE_DESCRIPTION("ASIX AX88179/178A based USB 3.0/2.0 Gigabit Ethernet Devices"); 1944 MODULE_LICENSE("GPL"); 1945