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1// SPDX-License-Identifier: GPL-2.0-or-later2/*3 * ASIX AX88179/178A USB 3.0/2.0 to Gigabit Ethernet Devices4 *5 * Copyright (C) 2011-2013 ASIX6 */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 0x0318#define AX_EEPROM_LEN 0x10019#define AX88179_EEPROM_MAGIC 0x17900b9520#define AX_MCAST_FLTSIZE 821#define AX_MAX_MCAST 6422#define AX_INT_PPLS_LINK ((u32)BIT(16))23#define AX_RXHDR_L4_TYPE_MASK 0x1c24#define AX_RXHDR_L4_TYPE_UDP 425#define AX_RXHDR_L4_TYPE_TCP 1626#define AX_RXHDR_L3CSUM_ERR 227#define AX_RXHDR_L4CSUM_ERR 128#define AX_RXHDR_CRC_ERR ((u32)BIT(29))29#define AX_RXHDR_DROP_ERR ((u32)BIT(31))30#define AX_ACCESS_MAC 0x0131#define AX_ACCESS_PHY 0x0232#define AX_ACCESS_EEPROM 0x0433#define AX_ACCESS_EFUS 0x0534#define AX_RELOAD_EEPROM_EFUSE 0x0635#define AX_PAUSE_WATERLVL_HIGH 0x5436#define AX_PAUSE_WATERLVL_LOW 0x5537 38#define PHYSICAL_LINK_STATUS 0x0239 #define AX_USB_SS 0x0440 #define AX_USB_HS 0x0241 42#define GENERAL_STATUS 0x0343/* Check AX88179 version. UA1:Bit2 = 0, UA2:Bit2 = 1 */44 #define AX_SECLD 0x0445 46#define AX_SROM_ADDR 0x0747#define AX_SROM_CMD 0x0a48 #define EEP_RD 0x0449 #define EEP_BUSY 0x1050 51#define AX_SROM_DATA_LOW 0x0852#define AX_SROM_DATA_HIGH 0x0953 54#define AX_RX_CTL 0x0b55 #define AX_RX_CTL_DROPCRCERR 0x010056 #define AX_RX_CTL_IPE 0x020057 #define AX_RX_CTL_START 0x008058 #define AX_RX_CTL_AP 0x002059 #define AX_RX_CTL_AM 0x001060 #define AX_RX_CTL_AB 0x000861 #define AX_RX_CTL_AMALL 0x000262 #define AX_RX_CTL_PRO 0x000163 #define AX_RX_CTL_STOP 0x000064 65#define AX_NODE_ID 0x1066#define AX_MULFLTARY 0x1667 68#define AX_MEDIUM_STATUS_MODE 0x2269 #define AX_MEDIUM_GIGAMODE 0x0170 #define AX_MEDIUM_FULL_DUPLEX 0x0271 #define AX_MEDIUM_EN_125MHZ 0x0872 #define AX_MEDIUM_RXFLOW_CTRLEN 0x1073 #define AX_MEDIUM_TXFLOW_CTRLEN 0x2074 #define AX_MEDIUM_RECEIVE_EN 0x10075 #define AX_MEDIUM_PS 0x20076 #define AX_MEDIUM_JUMBO_EN 0x804077 78#define AX_MONITOR_MOD 0x2479 #define AX_MONITOR_MODE_RWLC 0x0280 #define AX_MONITOR_MODE_RWMP 0x0481 #define AX_MONITOR_MODE_PMEPOL 0x2082 #define AX_MONITOR_MODE_PMETYPE 0x4083 84#define AX_GPIO_CTRL 0x2585 #define AX_GPIO_CTRL_GPIO3EN 0x8086 #define AX_GPIO_CTRL_GPIO2EN 0x4087 #define AX_GPIO_CTRL_GPIO1EN 0x2088 89#define AX_PHYPWR_RSTCTL 0x2690 #define AX_PHYPWR_RSTCTL_BZ 0x001091 #define AX_PHYPWR_RSTCTL_IPRL 0x002092 #define AX_PHYPWR_RSTCTL_AT 0x100093 94#define AX_RX_BULKIN_QCTRL 0x2e95#define AX_CLK_SELECT 0x3396 #define AX_CLK_SELECT_BCS 0x0197 #define AX_CLK_SELECT_ACS 0x0298 #define AX_CLK_SELECT_ULR 0x0899 100#define AX_RXCOE_CTL 0x34101 #define AX_RXCOE_IP 0x01102 #define AX_RXCOE_TCP 0x02103 #define AX_RXCOE_UDP 0x04104 #define AX_RXCOE_TCPV6 0x20105 #define AX_RXCOE_UDPV6 0x40106 107#define AX_TXCOE_CTL 0x35108 #define AX_TXCOE_IP 0x01109 #define AX_TXCOE_TCP 0x02110 #define AX_TXCOE_UDP 0x04111 #define AX_TXCOE_TCPV6 0x20112 #define AX_TXCOE_UDPV6 0x40113 114#define AX_LEDCTRL 0x73115 116#define GMII_PHY_PHYSR 0x11117 #define GMII_PHY_PHYSR_SMASK 0xc000118 #define GMII_PHY_PHYSR_GIGA 0x8000119 #define GMII_PHY_PHYSR_100 0x4000120 #define GMII_PHY_PHYSR_FULL 0x2000121 #define GMII_PHY_PHYSR_LINK 0x400122 123#define GMII_LED_ACT 0x1a124 #define GMII_LED_ACTIVE_MASK 0xff8f125 #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 0x1c130 #define GMII_LED_LINK_MASK 0xf888131 #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 0x001f146 #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 0x03e0152 #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 0x7c00159 160#define GMII_PHYPAGE 0x1e161#define GMII_PHY_PAGE_SELECT 0x1f162 #define GMII_PHY_PGSEL_EXT 0x0007163 #define GMII_PHY_PGSEL_PAGE0 0x0000164 #define GMII_PHY_PGSEL_PAGE3 0x0003165 #define GMII_PHY_PGSEL_PAGE5 0x0005166 167static int ax88179_reset(struct usbnet *dev);168 169struct 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 179struct ax88179_int_data {180 __le32 intdata1;181 __le32 intdata2;182};183 184static 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 193static 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 200static 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 207static 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 else219 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 231static 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 else243 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 255static 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 273static 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 295static 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 314static 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 334static 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 343static 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 352static 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 373static int374ax88179_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 389static int390ax88179_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 406static 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 */460static 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 484static 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 499static 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 513static void514ax88179_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 523static int524ax88179_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 537static int ax88179_get_eeprom_len(struct net_device *net)538{539 return AX_EEPROM_LEN;540}541 542static int543ax88179_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 578static int579ax88179_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 from607 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;648free:649 kfree(eeprom_buff);650 return ret;651}652 653static 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 663static 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 670static int671ax88179_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 699static int700ax88179_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 708static 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 769static 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 786static 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 811static 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 822static 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 850static 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 856static 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 873static 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 buffer890 * to avoid allocating memory that is tricky to free later891 */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 913static int914ax88179_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 942static 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 970static 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 992static 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 1006static 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 1049static 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 1075static 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 1113static 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 1258static 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 1287static 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 1328static 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 1347static void1348ax88179_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 1363static 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 packets1372 * are bundled into this buffer and where we can find an array of1373 * 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 header1388 * packet received1389 * <per-packet metadata entry N> contains 4 bytes:1390 * pkt_len and fields AX_RXHDR_*1391 * <padding> 0-7 bytes to terminate at1392 * 8 bytes boundary (64-bit).1393 * <padding2> 4 bytes to make rx_hdr terminate at1394 * 8 bytes boundary (64-bit)1395 * <dummy-header> contains 4 bytes:1396 * pkt_len=0 and AX_RXHDR_DROP_ERR1397 * <rx-hdr> contains 4 bytes:1398 * pkt_cnt and hdr_off (offset of1399 * <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 the1404 * second is a dummy header.1405 * This was done probably to align fields in 64-bit and1406 * maintain compatibility with old firmware.1407 * This code assumes that <dummy header> and <padding2> are1408 * 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 SKB1422 * (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 alignment1440 */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 1481static struct sk_buff *1482ax88179_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 1514static 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 else1558 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 else1565 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 1589static 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 1682static 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 1703static 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 1716static 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 1729static 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 1742static 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 1755static 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 1768static 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 1781static 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 1794static 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 1807static 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 1820static 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 1833static 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 1846static 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 1859static 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 1872static 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 1885static 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};1941MODULE_DEVICE_TABLE(usb, products);1942 1943static 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 1955module_usb_driver(ax88179_178a_driver);1956 1957MODULE_DESCRIPTION("ASIX AX88179/178A based USB 3.0/2.0 Gigabit Ethernet Devices");1958MODULE_LICENSE("GPL");1959