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 }; 178 179 struct ax88179_int_data { 180 __le32 intdata1; 181 __le32 intdata2; 182 }; 183 184 static const struct { 185 unsigned char ctrl, timer_l, timer_h, size, ifg; 186 } AX88179_BULKIN_SIZE[] = { 187 {7, 0x4f, 0, 0x12, 0xff}, 188 {7, 0x20, 3, 0x16, 0xff}, 189 {7, 0xae, 7, 0x18, 0xff}, 190 {7, 0xcc, 0x4c, 0x18, 8}, 191 }; 192 193 static void ax88179_set_pm_mode(struct usbnet *dev, bool pm_mode) 194 { 195 struct ax88179_data *ax179_data = dev->driver_priv; 196 197 ax179_data->in_pm = pm_mode; 198 } 199 200 static int ax88179_in_pm(struct usbnet *dev) 201 { 202 struct ax88179_data *ax179_data = dev->driver_priv; 203 204 return ax179_data->in_pm; 205 } 206 207 static int __ax88179_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, 208 u16 size, void *data) 209 { 210 int ret; 211 int (*fn)(struct usbnet *, u8, u8, u16, u16, void *, u16); 212 struct ax88179_data *ax179_data = dev->driver_priv; 213 214 BUG_ON(!dev); 215 216 if (!ax88179_in_pm(dev)) 217 fn = usbnet_read_cmd; 218 else 219 fn = usbnet_read_cmd_nopm; 220 221 ret = fn(dev, cmd, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 222 value, index, data, size); 223 224 if (unlikely((ret < 0) && !(ret == -ENODEV && ax179_data->disconnecting))) 225 netdev_warn(dev->net, "Failed to read reg index 0x%04x: %d\n", 226 index, ret); 227 228 return ret; 229 } 230 231 static int __ax88179_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, 232 u16 size, const void *data) 233 { 234 int ret; 235 int (*fn)(struct usbnet *, u8, u8, u16, u16, const void *, u16); 236 struct ax88179_data *ax179_data = dev->driver_priv; 237 238 BUG_ON(!dev); 239 240 if (!ax88179_in_pm(dev)) 241 fn = usbnet_write_cmd; 242 else 243 fn = usbnet_write_cmd_nopm; 244 245 ret = fn(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 246 value, index, data, size); 247 248 if (unlikely((ret < 0) && !(ret == -ENODEV && ax179_data->disconnecting))) 249 netdev_warn(dev->net, "Failed to write reg index 0x%04x: %d\n", 250 index, ret); 251 252 return ret; 253 } 254 255 static void ax88179_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, 256 u16 index, u16 size, void *data) 257 { 258 u16 buf; 259 260 if (2 == size) { 261 buf = *((u16 *)data); 262 cpu_to_le16s(&buf); 263 usbnet_write_cmd_async(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | 264 USB_RECIP_DEVICE, value, index, &buf, 265 size); 266 } else { 267 usbnet_write_cmd_async(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | 268 USB_RECIP_DEVICE, value, index, data, 269 size); 270 } 271 } 272 273 static int ax88179_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, 274 u16 size, void *data) 275 { 276 int ret; 277 278 if (2 == size) { 279 u16 buf = 0; 280 ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf); 281 le16_to_cpus(&buf); 282 *((u16 *)data) = buf; 283 } else if (4 == size) { 284 u32 buf = 0; 285 ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf); 286 le32_to_cpus(&buf); 287 *((u32 *)data) = buf; 288 } else { 289 ret = __ax88179_read_cmd(dev, cmd, value, index, size, data); 290 } 291 292 return ret; 293 } 294 295 static int ax88179_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, 296 u16 size, const void *data) 297 { 298 int ret; 299 300 if (2 == size) { 301 u16 buf; 302 buf = *((u16 *)data); 303 cpu_to_le16s(&buf); 304 ret = __ax88179_write_cmd(dev, cmd, value, index, 305 size, &buf); 306 } else { 307 ret = __ax88179_write_cmd(dev, cmd, value, index, 308 size, data); 309 } 310 311 return ret; 312 } 313 314 static void ax88179_status(struct usbnet *dev, struct urb *urb) 315 { 316 struct ax88179_int_data *event; 317 u32 link; 318 319 if (urb->actual_length < 8) 320 return; 321 322 event = urb->transfer_buffer; 323 le32_to_cpus((void *)&event->intdata1); 324 325 link = (((__force u32)event->intdata1) & AX_INT_PPLS_LINK) >> 16; 326 327 if (netif_carrier_ok(dev->net) != link) { 328 usbnet_link_change(dev, link, 1); 329 if (!link) 330 netdev_info(dev->net, "ax88179 - Link status is: 0\n"); 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_keee *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 mii_eee_cap1_mod_linkmode_t(data->supported, 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 mii_eee_cap1_mod_linkmode_t(data->advertised, 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 mii_eee_cap1_mod_linkmode_t(data->lp_advertised, val); 695 696 return 0; 697 } 698 699 static int 700 ax88179_ethtool_set_eee(struct usbnet *dev, struct ethtool_keee *data) 701 { 702 u16 tmp16 = linkmode_to_mii_eee_cap1_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_keee *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_keee *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 WRITE_ONCE(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 } 1282 1283 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, ETH_ALEN, 1284 dev->net->dev_addr); 1285 } 1286 1287 static int ax88179_bind(struct usbnet *dev, struct usb_interface *intf) 1288 { 1289 struct ax88179_data *ax179_data; 1290 int ret; 1291 1292 ret = usbnet_get_endpoints(dev, intf); 1293 if (ret < 0) 1294 return ret; 1295 1296 ax179_data = kzalloc(sizeof(*ax179_data), GFP_KERNEL); 1297 if (!ax179_data) 1298 return -ENOMEM; 1299 1300 dev->driver_priv = ax179_data; 1301 1302 dev->net->netdev_ops = &ax88179_netdev_ops; 1303 dev->net->ethtool_ops = &ax88179_ethtool_ops; 1304 dev->net->needed_headroom = 8; 1305 dev->net->max_mtu = 4088; 1306 1307 /* Initialize MII structure */ 1308 dev->mii.dev = dev->net; 1309 dev->mii.mdio_read = ax88179_mdio_read; 1310 dev->mii.mdio_write = ax88179_mdio_write; 1311 dev->mii.phy_id_mask = 0xff; 1312 dev->mii.reg_num_mask = 0xff; 1313 dev->mii.phy_id = 0x03; 1314 dev->mii.supports_gmii = 1; 1315 1316 dev->net->features |= NETIF_F_SG | NETIF_F_IP_CSUM | 1317 NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM | NETIF_F_TSO; 1318 1319 dev->net->hw_features |= dev->net->features; 1320 1321 netif_set_tso_max_size(dev->net, 16384); 1322 1323 ax88179_reset(dev); 1324 1325 return 0; 1326 } 1327 1328 static void ax88179_unbind(struct usbnet *dev, struct usb_interface *intf) 1329 { 1330 struct ax88179_data *ax179_data = dev->driver_priv; 1331 u16 tmp16; 1332 1333 /* Configure RX control register => stop operation */ 1334 tmp16 = AX_RX_CTL_STOP; 1335 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16); 1336 1337 tmp16 = 0; 1338 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp16); 1339 1340 /* Power down ethernet PHY */ 1341 tmp16 = 0; 1342 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16); 1343 1344 kfree(ax179_data); 1345 } 1346 1347 static void 1348 ax88179_rx_checksum(struct sk_buff *skb, u32 *pkt_hdr) 1349 { 1350 skb->ip_summed = CHECKSUM_NONE; 1351 1352 /* checksum error bit is set */ 1353 if ((*pkt_hdr & AX_RXHDR_L3CSUM_ERR) || 1354 (*pkt_hdr & AX_RXHDR_L4CSUM_ERR)) 1355 return; 1356 1357 /* It must be a TCP or UDP packet with a valid checksum */ 1358 if (((*pkt_hdr & AX_RXHDR_L4_TYPE_MASK) == AX_RXHDR_L4_TYPE_TCP) || 1359 ((*pkt_hdr & AX_RXHDR_L4_TYPE_MASK) == AX_RXHDR_L4_TYPE_UDP)) 1360 skb->ip_summed = CHECKSUM_UNNECESSARY; 1361 } 1362 1363 static int ax88179_rx_fixup(struct usbnet *dev, struct sk_buff *skb) 1364 { 1365 struct sk_buff *ax_skb; 1366 int pkt_cnt; 1367 u32 rx_hdr; 1368 u16 hdr_off; 1369 u32 *pkt_hdr; 1370 1371 /* At the end of the SKB, there's a header telling us how many packets 1372 * are bundled into this buffer and where we can find an array of 1373 * per-packet metadata (which contains elements encoded into u16). 1374 */ 1375 1376 /* SKB contents for current firmware: 1377 * <packet 1> <padding> 1378 * ... 1379 * <packet N> <padding> 1380 * <per-packet metadata entry 1> <dummy header> 1381 * ... 1382 * <per-packet metadata entry N> <dummy header> 1383 * <padding2> <rx_hdr> 1384 * 1385 * where: 1386 * <packet N> contains pkt_len bytes: 1387 * 2 bytes of IP alignment pseudo header 1388 * packet received 1389 * <per-packet metadata entry N> contains 4 bytes: 1390 * pkt_len and fields AX_RXHDR_* 1391 * <padding> 0-7 bytes to terminate at 1392 * 8 bytes boundary (64-bit). 1393 * <padding2> 4 bytes to make rx_hdr terminate at 1394 * 8 bytes boundary (64-bit) 1395 * <dummy-header> contains 4 bytes: 1396 * pkt_len=0 and AX_RXHDR_DROP_ERR 1397 * <rx-hdr> contains 4 bytes: 1398 * pkt_cnt and hdr_off (offset of 1399 * <per-packet metadata entry 1>) 1400 * 1401 * pkt_cnt is number of entrys in the per-packet metadata. 1402 * In current firmware there is 2 entrys per packet. 1403 * The first points to the packet and the 1404 * second is a dummy header. 1405 * This was done probably to align fields in 64-bit and 1406 * maintain compatibility with old firmware. 1407 * This code assumes that <dummy header> and <padding2> are 1408 * optional. 1409 */ 1410 1411 if (skb->len < 4) 1412 return 0; 1413 skb_trim(skb, skb->len - 4); 1414 rx_hdr = get_unaligned_le32(skb_tail_pointer(skb)); 1415 pkt_cnt = (u16)rx_hdr; 1416 hdr_off = (u16)(rx_hdr >> 16); 1417 1418 if (pkt_cnt == 0) 1419 return 0; 1420 1421 /* Make sure that the bounds of the metadata array are inside the SKB 1422 * (and in front of the counter at the end). 1423 */ 1424 if (pkt_cnt * 4 + hdr_off > skb->len) 1425 return 0; 1426 pkt_hdr = (u32 *)(skb->data + hdr_off); 1427 1428 /* Packets must not overlap the metadata array */ 1429 skb_trim(skb, hdr_off); 1430 1431 for (; pkt_cnt > 0; pkt_cnt--, pkt_hdr++) { 1432 u16 pkt_len_plus_padd; 1433 u16 pkt_len; 1434 1435 le32_to_cpus(pkt_hdr); 1436 pkt_len = (*pkt_hdr >> 16) & 0x1fff; 1437 pkt_len_plus_padd = (pkt_len + 7) & 0xfff8; 1438 1439 /* Skip dummy header used for alignment 1440 */ 1441 if (pkt_len == 0) 1442 continue; 1443 1444 if (pkt_len_plus_padd > skb->len) 1445 return 0; 1446 1447 /* Check CRC or runt packet */ 1448 if ((*pkt_hdr & (AX_RXHDR_CRC_ERR | AX_RXHDR_DROP_ERR)) || 1449 pkt_len < 2 + ETH_HLEN) { 1450 dev->net->stats.rx_errors++; 1451 skb_pull(skb, pkt_len_plus_padd); 1452 continue; 1453 } 1454 1455 /* last packet */ 1456 if (pkt_len_plus_padd == skb->len) { 1457 skb_trim(skb, pkt_len); 1458 1459 /* Skip IP alignment pseudo header */ 1460 skb_pull(skb, 2); 1461 1462 ax88179_rx_checksum(skb, pkt_hdr); 1463 return 1; 1464 } 1465 1466 ax_skb = netdev_alloc_skb_ip_align(dev->net, pkt_len); 1467 if (!ax_skb) 1468 return 0; 1469 skb_put(ax_skb, pkt_len); 1470 memcpy(ax_skb->data, skb->data + 2, pkt_len); 1471 1472 ax88179_rx_checksum(ax_skb, pkt_hdr); 1473 usbnet_skb_return(dev, ax_skb); 1474 1475 skb_pull(skb, pkt_len_plus_padd); 1476 } 1477 1478 return 0; 1479 } 1480 1481 static struct sk_buff * 1482 ax88179_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags) 1483 { 1484 u32 tx_hdr1, tx_hdr2; 1485 int frame_size = dev->maxpacket; 1486 int headroom; 1487 void *ptr; 1488 1489 tx_hdr1 = skb->len; 1490 tx_hdr2 = skb_shinfo(skb)->gso_size; /* Set TSO mss */ 1491 if (((skb->len + 8) % frame_size) == 0) 1492 tx_hdr2 |= 0x80008000; /* Enable padding */ 1493 1494 headroom = skb_headroom(skb) - 8; 1495 1496 if ((dev->net->features & NETIF_F_SG) && skb_linearize(skb)) 1497 return NULL; 1498 1499 if ((skb_header_cloned(skb) || headroom < 0) && 1500 pskb_expand_head(skb, headroom < 0 ? 8 : 0, 0, GFP_ATOMIC)) { 1501 dev_kfree_skb_any(skb); 1502 return NULL; 1503 } 1504 1505 ptr = skb_push(skb, 8); 1506 put_unaligned_le32(tx_hdr1, ptr); 1507 put_unaligned_le32(tx_hdr2, ptr + 4); 1508 1509 usbnet_set_skb_tx_stats(skb, (skb_shinfo(skb)->gso_segs ?: 1), 0); 1510 1511 return skb; 1512 } 1513 1514 static int ax88179_link_reset(struct usbnet *dev) 1515 { 1516 struct ax88179_data *ax179_data = dev->driver_priv; 1517 u8 tmp[5], link_sts; 1518 u16 mode, tmp16, delay = HZ / 10; 1519 u32 tmp32 = 0x40000000; 1520 unsigned long jtimeout; 1521 1522 jtimeout = jiffies + delay; 1523 while (tmp32 & 0x40000000) { 1524 mode = 0; 1525 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &mode); 1526 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, 1527 &ax179_data->rxctl); 1528 1529 /*link up, check the usb device control TX FIFO full or empty*/ 1530 ax88179_read_cmd(dev, 0x81, 0x8c, 0, 4, &tmp32); 1531 1532 if (time_after(jiffies, jtimeout)) 1533 return 0; 1534 } 1535 1536 mode = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN | 1537 AX_MEDIUM_RXFLOW_CTRLEN; 1538 1539 ax88179_read_cmd(dev, AX_ACCESS_MAC, PHYSICAL_LINK_STATUS, 1540 1, 1, &link_sts); 1541 1542 ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, 1543 GMII_PHY_PHYSR, 2, &tmp16); 1544 1545 if (!(tmp16 & GMII_PHY_PHYSR_LINK)) { 1546 netdev_info(dev->net, "ax88179 - Link status is: 0\n"); 1547 return 0; 1548 } else if (GMII_PHY_PHYSR_GIGA == (tmp16 & GMII_PHY_PHYSR_SMASK)) { 1549 mode |= AX_MEDIUM_GIGAMODE | AX_MEDIUM_EN_125MHZ; 1550 if (dev->net->mtu > 1500) 1551 mode |= AX_MEDIUM_JUMBO_EN; 1552 1553 if (link_sts & AX_USB_SS) 1554 memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5); 1555 else if (link_sts & AX_USB_HS) 1556 memcpy(tmp, &AX88179_BULKIN_SIZE[1], 5); 1557 else 1558 memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); 1559 } else if (GMII_PHY_PHYSR_100 == (tmp16 & GMII_PHY_PHYSR_SMASK)) { 1560 mode |= AX_MEDIUM_PS; 1561 1562 if (link_sts & (AX_USB_SS | AX_USB_HS)) 1563 memcpy(tmp, &AX88179_BULKIN_SIZE[2], 5); 1564 else 1565 memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); 1566 } else { 1567 memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); 1568 } 1569 1570 /* RX bulk configuration */ 1571 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp); 1572 1573 dev->rx_urb_size = (1024 * (tmp[3] + 2)); 1574 1575 if (tmp16 & GMII_PHY_PHYSR_FULL) 1576 mode |= AX_MEDIUM_FULL_DUPLEX; 1577 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 1578 2, 2, &mode); 1579 1580 ax179_data->eee_enabled = ax88179_chk_eee(dev); 1581 1582 netif_carrier_on(dev->net); 1583 1584 netdev_info(dev->net, "ax88179 - Link status is: 1\n"); 1585 1586 return 0; 1587 } 1588 1589 static int ax88179_reset(struct usbnet *dev) 1590 { 1591 u8 buf[5]; 1592 u16 *tmp16; 1593 u8 *tmp; 1594 struct ax88179_data *ax179_data = dev->driver_priv; 1595 struct ethtool_keee eee_data; 1596 1597 tmp16 = (u16 *)buf; 1598 tmp = (u8 *)buf; 1599 1600 /* Power up ethernet PHY */ 1601 *tmp16 = 0; 1602 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); 1603 1604 *tmp16 = AX_PHYPWR_RSTCTL_IPRL; 1605 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); 1606 msleep(500); 1607 1608 *tmp = AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS; 1609 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, tmp); 1610 msleep(200); 1611 1612 /* Ethernet PHY Auto Detach*/ 1613 ax88179_auto_detach(dev); 1614 1615 /* Read MAC address from DTB or asix chip */ 1616 ax88179_get_mac_addr(dev); 1617 memcpy(dev->net->perm_addr, dev->net->dev_addr, ETH_ALEN); 1618 1619 /* RX bulk configuration */ 1620 memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5); 1621 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp); 1622 1623 dev->rx_urb_size = 1024 * 20; 1624 1625 *tmp = 0x34; 1626 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_LOW, 1, 1, tmp); 1627 1628 *tmp = 0x52; 1629 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_HIGH, 1630 1, 1, tmp); 1631 1632 /* Enable checksum offload */ 1633 *tmp = AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP | 1634 AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6; 1635 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, tmp); 1636 1637 *tmp = AX_TXCOE_IP | AX_TXCOE_TCP | AX_TXCOE_UDP | 1638 AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6; 1639 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, tmp); 1640 1641 /* Configure RX control register => start operation */ 1642 *tmp16 = AX_RX_CTL_DROPCRCERR | AX_RX_CTL_IPE | AX_RX_CTL_START | 1643 AX_RX_CTL_AP | AX_RX_CTL_AMALL | AX_RX_CTL_AB; 1644 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, tmp16); 1645 1646 *tmp = AX_MONITOR_MODE_PMETYPE | AX_MONITOR_MODE_PMEPOL | 1647 AX_MONITOR_MODE_RWMP; 1648 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 1, 1, tmp); 1649 1650 /* Configure default medium type => giga */ 1651 *tmp16 = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN | 1652 AX_MEDIUM_RXFLOW_CTRLEN | AX_MEDIUM_FULL_DUPLEX | 1653 AX_MEDIUM_GIGAMODE; 1654 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 1655 2, 2, tmp16); 1656 1657 /* Check if WoL is supported */ 1658 ax179_data->wol_supported = 0; 1659 if (ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 1660 1, 1, &tmp) > 0) 1661 ax179_data->wol_supported = WAKE_MAGIC | WAKE_PHY; 1662 1663 ax88179_led_setting(dev); 1664 1665 ax179_data->eee_enabled = 0; 1666 ax179_data->eee_active = 0; 1667 1668 ax88179_disable_eee(dev); 1669 1670 ax88179_ethtool_get_eee(dev, &eee_data); 1671 linkmode_zero(eee_data.advertised); 1672 ax88179_ethtool_set_eee(dev, &eee_data); 1673 1674 /* Restart autoneg */ 1675 mii_nway_restart(&dev->mii); 1676 1677 usbnet_link_change(dev, 0, 0); 1678 1679 return 0; 1680 } 1681 1682 static int ax88179_net_reset(struct usbnet *dev) 1683 { 1684 u16 tmp16; 1685 1686 ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, GMII_PHY_PHYSR, 1687 2, &tmp16); 1688 if (tmp16) { 1689 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 1690 2, 2, &tmp16); 1691 if (!(tmp16 & AX_MEDIUM_RECEIVE_EN)) { 1692 tmp16 |= AX_MEDIUM_RECEIVE_EN; 1693 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 1694 2, 2, &tmp16); 1695 } 1696 } else { 1697 ax88179_reset(dev); 1698 } 1699 1700 return 0; 1701 } 1702 1703 static int ax88179_stop(struct usbnet *dev) 1704 { 1705 u16 tmp16; 1706 1707 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 1708 2, 2, &tmp16); 1709 tmp16 &= ~AX_MEDIUM_RECEIVE_EN; 1710 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, 1711 2, 2, &tmp16); 1712 1713 return 0; 1714 } 1715 1716 static const struct driver_info ax88179_info = { 1717 .description = "ASIX AX88179 USB 3.0 Gigabit Ethernet", 1718 .bind = ax88179_bind, 1719 .unbind = ax88179_unbind, 1720 .status = ax88179_status, 1721 .link_reset = ax88179_link_reset, 1722 .reset = ax88179_net_reset, 1723 .stop = ax88179_stop, 1724 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1725 .rx_fixup = ax88179_rx_fixup, 1726 .tx_fixup = ax88179_tx_fixup, 1727 }; 1728 1729 static const struct driver_info ax88178a_info = { 1730 .description = "ASIX AX88178A USB 2.0 Gigabit Ethernet", 1731 .bind = ax88179_bind, 1732 .unbind = ax88179_unbind, 1733 .status = ax88179_status, 1734 .link_reset = ax88179_link_reset, 1735 .reset = ax88179_net_reset, 1736 .stop = ax88179_stop, 1737 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1738 .rx_fixup = ax88179_rx_fixup, 1739 .tx_fixup = ax88179_tx_fixup, 1740 }; 1741 1742 static const struct driver_info cypress_GX3_info = { 1743 .description = "Cypress GX3 SuperSpeed to Gigabit Ethernet Controller", 1744 .bind = ax88179_bind, 1745 .unbind = ax88179_unbind, 1746 .status = ax88179_status, 1747 .link_reset = ax88179_link_reset, 1748 .reset = ax88179_net_reset, 1749 .stop = ax88179_stop, 1750 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1751 .rx_fixup = ax88179_rx_fixup, 1752 .tx_fixup = ax88179_tx_fixup, 1753 }; 1754 1755 static const struct driver_info dlink_dub1312_info = { 1756 .description = "D-Link DUB-1312 USB 3.0 to Gigabit Ethernet Adapter", 1757 .bind = ax88179_bind, 1758 .unbind = ax88179_unbind, 1759 .status = ax88179_status, 1760 .link_reset = ax88179_link_reset, 1761 .reset = ax88179_net_reset, 1762 .stop = ax88179_stop, 1763 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1764 .rx_fixup = ax88179_rx_fixup, 1765 .tx_fixup = ax88179_tx_fixup, 1766 }; 1767 1768 static const struct driver_info sitecom_info = { 1769 .description = "Sitecom USB 3.0 to Gigabit Adapter", 1770 .bind = ax88179_bind, 1771 .unbind = ax88179_unbind, 1772 .status = ax88179_status, 1773 .link_reset = ax88179_link_reset, 1774 .reset = ax88179_net_reset, 1775 .stop = ax88179_stop, 1776 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1777 .rx_fixup = ax88179_rx_fixup, 1778 .tx_fixup = ax88179_tx_fixup, 1779 }; 1780 1781 static const struct driver_info samsung_info = { 1782 .description = "Samsung USB Ethernet Adapter", 1783 .bind = ax88179_bind, 1784 .unbind = ax88179_unbind, 1785 .status = ax88179_status, 1786 .link_reset = ax88179_link_reset, 1787 .reset = ax88179_net_reset, 1788 .stop = ax88179_stop, 1789 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1790 .rx_fixup = ax88179_rx_fixup, 1791 .tx_fixup = ax88179_tx_fixup, 1792 }; 1793 1794 static const struct driver_info lenovo_info = { 1795 .description = "Lenovo OneLinkDock Gigabit LAN", 1796 .bind = ax88179_bind, 1797 .unbind = ax88179_unbind, 1798 .status = ax88179_status, 1799 .link_reset = ax88179_link_reset, 1800 .reset = ax88179_net_reset, 1801 .stop = ax88179_stop, 1802 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1803 .rx_fixup = ax88179_rx_fixup, 1804 .tx_fixup = ax88179_tx_fixup, 1805 }; 1806 1807 static const struct driver_info belkin_info = { 1808 .description = "Belkin USB Ethernet Adapter", 1809 .bind = ax88179_bind, 1810 .unbind = ax88179_unbind, 1811 .status = ax88179_status, 1812 .link_reset = ax88179_link_reset, 1813 .reset = ax88179_net_reset, 1814 .stop = ax88179_stop, 1815 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1816 .rx_fixup = ax88179_rx_fixup, 1817 .tx_fixup = ax88179_tx_fixup, 1818 }; 1819 1820 static const struct driver_info toshiba_info = { 1821 .description = "Toshiba USB Ethernet Adapter", 1822 .bind = ax88179_bind, 1823 .unbind = ax88179_unbind, 1824 .status = ax88179_status, 1825 .link_reset = ax88179_link_reset, 1826 .reset = ax88179_net_reset, 1827 .stop = ax88179_stop, 1828 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1829 .rx_fixup = ax88179_rx_fixup, 1830 .tx_fixup = ax88179_tx_fixup, 1831 }; 1832 1833 static const struct driver_info mct_info = { 1834 .description = "MCT USB 3.0 Gigabit Ethernet Adapter", 1835 .bind = ax88179_bind, 1836 .unbind = ax88179_unbind, 1837 .status = ax88179_status, 1838 .link_reset = ax88179_link_reset, 1839 .reset = ax88179_net_reset, 1840 .stop = ax88179_stop, 1841 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1842 .rx_fixup = ax88179_rx_fixup, 1843 .tx_fixup = ax88179_tx_fixup, 1844 }; 1845 1846 static const struct driver_info at_umc2000_info = { 1847 .description = "AT-UMC2000 USB 3.0/USB 3.1 Gen 1 to Gigabit Ethernet Adapter", 1848 .bind = ax88179_bind, 1849 .unbind = ax88179_unbind, 1850 .status = ax88179_status, 1851 .link_reset = ax88179_link_reset, 1852 .reset = ax88179_net_reset, 1853 .stop = ax88179_stop, 1854 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1855 .rx_fixup = ax88179_rx_fixup, 1856 .tx_fixup = ax88179_tx_fixup, 1857 }; 1858 1859 static const struct driver_info at_umc200_info = { 1860 .description = "AT-UMC200 USB 3.0/USB 3.1 Gen 1 to Fast Ethernet Adapter", 1861 .bind = ax88179_bind, 1862 .unbind = ax88179_unbind, 1863 .status = ax88179_status, 1864 .link_reset = ax88179_link_reset, 1865 .reset = ax88179_net_reset, 1866 .stop = ax88179_stop, 1867 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1868 .rx_fixup = ax88179_rx_fixup, 1869 .tx_fixup = ax88179_tx_fixup, 1870 }; 1871 1872 static const struct driver_info at_umc2000sp_info = { 1873 .description = "AT-UMC2000/SP USB 3.0/USB 3.1 Gen 1 to Gigabit Ethernet Adapter", 1874 .bind = ax88179_bind, 1875 .unbind = ax88179_unbind, 1876 .status = ax88179_status, 1877 .link_reset = ax88179_link_reset, 1878 .reset = ax88179_net_reset, 1879 .stop = ax88179_stop, 1880 .flags = FLAG_ETHER | FLAG_FRAMING_AX, 1881 .rx_fixup = ax88179_rx_fixup, 1882 .tx_fixup = ax88179_tx_fixup, 1883 }; 1884 1885 static const struct usb_device_id products[] = { 1886 { 1887 /* ASIX AX88179 10/100/1000 */ 1888 USB_DEVICE_AND_INTERFACE_INFO(0x0b95, 0x1790, 0xff, 0xff, 0), 1889 .driver_info = (unsigned long)&ax88179_info, 1890 }, { 1891 /* ASIX AX88178A 10/100/1000 */ 1892 USB_DEVICE_AND_INTERFACE_INFO(0x0b95, 0x178a, 0xff, 0xff, 0), 1893 .driver_info = (unsigned long)&ax88178a_info, 1894 }, { 1895 /* Cypress GX3 SuperSpeed to Gigabit Ethernet Bridge Controller */ 1896 USB_DEVICE_AND_INTERFACE_INFO(0x04b4, 0x3610, 0xff, 0xff, 0), 1897 .driver_info = (unsigned long)&cypress_GX3_info, 1898 }, { 1899 /* D-Link DUB-1312 USB 3.0 to Gigabit Ethernet Adapter */ 1900 USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x4a00, 0xff, 0xff, 0), 1901 .driver_info = (unsigned long)&dlink_dub1312_info, 1902 }, { 1903 /* Sitecom USB 3.0 to Gigabit Adapter */ 1904 USB_DEVICE_AND_INTERFACE_INFO(0x0df6, 0x0072, 0xff, 0xff, 0), 1905 .driver_info = (unsigned long)&sitecom_info, 1906 }, { 1907 /* Samsung USB Ethernet Adapter */ 1908 USB_DEVICE_AND_INTERFACE_INFO(0x04e8, 0xa100, 0xff, 0xff, 0), 1909 .driver_info = (unsigned long)&samsung_info, 1910 }, { 1911 /* Lenovo OneLinkDock Gigabit LAN */ 1912 USB_DEVICE_AND_INTERFACE_INFO(0x17ef, 0x304b, 0xff, 0xff, 0), 1913 .driver_info = (unsigned long)&lenovo_info, 1914 }, { 1915 /* Belkin B2B128 USB 3.0 Hub + Gigabit Ethernet Adapter */ 1916 USB_DEVICE_AND_INTERFACE_INFO(0x050d, 0x0128, 0xff, 0xff, 0), 1917 .driver_info = (unsigned long)&belkin_info, 1918 }, { 1919 /* Toshiba USB 3.0 GBit Ethernet Adapter */ 1920 USB_DEVICE_AND_INTERFACE_INFO(0x0930, 0x0a13, 0xff, 0xff, 0), 1921 .driver_info = (unsigned long)&toshiba_info, 1922 }, { 1923 /* Magic Control Technology U3-A9003 USB 3.0 Gigabit Ethernet Adapter */ 1924 USB_DEVICE_AND_INTERFACE_INFO(0x0711, 0x0179, 0xff, 0xff, 0), 1925 .driver_info = (unsigned long)&mct_info, 1926 }, { 1927 /* Allied Telesis AT-UMC2000 USB 3.0/USB 3.1 Gen 1 to Gigabit Ethernet Adapter */ 1928 USB_DEVICE_AND_INTERFACE_INFO(0x07c9, 0x000e, 0xff, 0xff, 0), 1929 .driver_info = (unsigned long)&at_umc2000_info, 1930 }, { 1931 /* Allied Telesis AT-UMC200 USB 3.0/USB 3.1 Gen 1 to Fast Ethernet Adapter */ 1932 USB_DEVICE_AND_INTERFACE_INFO(0x07c9, 0x000f, 0xff, 0xff, 0), 1933 .driver_info = (unsigned long)&at_umc200_info, 1934 }, { 1935 /* Allied Telesis AT-UMC2000/SP USB 3.0/USB 3.1 Gen 1 to Gigabit Ethernet Adapter */ 1936 USB_DEVICE_AND_INTERFACE_INFO(0x07c9, 0x0010, 0xff, 0xff, 0), 1937 .driver_info = (unsigned long)&at_umc2000sp_info, 1938 }, 1939 { }, 1940 }; 1941 MODULE_DEVICE_TABLE(usb, products); 1942 1943 static struct usb_driver ax88179_178a_driver = { 1944 .name = "ax88179_178a", 1945 .id_table = products, 1946 .probe = usbnet_probe, 1947 .suspend = ax88179_suspend, 1948 .resume = ax88179_resume, 1949 .reset_resume = ax88179_resume, 1950 .disconnect = ax88179_disconnect, 1951 .supports_autosuspend = 1, 1952 .disable_hub_initiated_lpm = 1, 1953 }; 1954 1955 module_usb_driver(ax88179_178a_driver); 1956 1957 MODULE_DESCRIPTION("ASIX AX88179/178A based USB 3.0/2.0 Gigabit Ethernet Devices"); 1958 MODULE_LICENSE("GPL"); 1959