2 * ASIX AX88179/178A USB 3.0/2.0 to Gigabit Ethernet Devices
4 * Copyright (C) 2011-2013 ASIX
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version 2
9 * of the License, or (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, see <http://www.gnu.org/licenses/>.
20 #include <linux/module.h>
21 #include <linux/etherdevice.h>
22 #include <linux/mii.h>
23 #include <linux/usb.h>
24 #include <linux/crc32.h>
25 #include <linux/usb/usbnet.h>
27 #define AX88179_PHY_ID 0x03
28 #define AX_EEPROM_LEN 0x100
29 #define AX88179_EEPROM_MAGIC 0x17900b95
30 #define AX_MCAST_FLTSIZE 8
31 #define AX_MAX_MCAST 64
32 #define AX_INT_PPLS_LINK ((u32)BIT(16))
33 #define AX_RXHDR_L4_TYPE_MASK 0x1c
34 #define AX_RXHDR_L4_TYPE_UDP 4
35 #define AX_RXHDR_L4_TYPE_TCP 16
36 #define AX_RXHDR_L3CSUM_ERR 2
37 #define AX_RXHDR_L4CSUM_ERR 1
38 #define AX_RXHDR_CRC_ERR ((u32)BIT(29))
39 #define AX_RXHDR_DROP_ERR ((u32)BIT(31))
40 #define AX_ACCESS_MAC 0x01
41 #define AX_ACCESS_PHY 0x02
42 #define AX_ACCESS_EEPROM 0x04
43 #define AX_ACCESS_EFUS 0x05
44 #define AX_PAUSE_WATERLVL_HIGH 0x54
45 #define AX_PAUSE_WATERLVL_LOW 0x55
47 #define PHYSICAL_LINK_STATUS 0x02
48 #define AX_USB_SS 0x04
49 #define AX_USB_HS 0x02
51 #define GENERAL_STATUS 0x03
52 /* Check AX88179 version. UA1:Bit2 = 0, UA2:Bit2 = 1 */
55 #define AX_SROM_ADDR 0x07
56 #define AX_SROM_CMD 0x0a
60 #define AX_SROM_DATA_LOW 0x08
61 #define AX_SROM_DATA_HIGH 0x09
63 #define AX_RX_CTL 0x0b
64 #define AX_RX_CTL_DROPCRCERR 0x0100
65 #define AX_RX_CTL_IPE 0x0200
66 #define AX_RX_CTL_START 0x0080
67 #define AX_RX_CTL_AP 0x0020
68 #define AX_RX_CTL_AM 0x0010
69 #define AX_RX_CTL_AB 0x0008
70 #define AX_RX_CTL_AMALL 0x0002
71 #define AX_RX_CTL_PRO 0x0001
72 #define AX_RX_CTL_STOP 0x0000
74 #define AX_NODE_ID 0x10
75 #define AX_MULFLTARY 0x16
77 #define AX_MEDIUM_STATUS_MODE 0x22
78 #define AX_MEDIUM_GIGAMODE 0x01
79 #define AX_MEDIUM_FULL_DUPLEX 0x02
80 #define AX_MEDIUM_EN_125MHZ 0x08
81 #define AX_MEDIUM_RXFLOW_CTRLEN 0x10
82 #define AX_MEDIUM_TXFLOW_CTRLEN 0x20
83 #define AX_MEDIUM_RECEIVE_EN 0x100
84 #define AX_MEDIUM_PS 0x200
85 #define AX_MEDIUM_JUMBO_EN 0x8040
87 #define AX_MONITOR_MOD 0x24
88 #define AX_MONITOR_MODE_RWLC 0x02
89 #define AX_MONITOR_MODE_RWMP 0x04
90 #define AX_MONITOR_MODE_PMEPOL 0x20
91 #define AX_MONITOR_MODE_PMETYPE 0x40
93 #define AX_GPIO_CTRL 0x25
94 #define AX_GPIO_CTRL_GPIO3EN 0x80
95 #define AX_GPIO_CTRL_GPIO2EN 0x40
96 #define AX_GPIO_CTRL_GPIO1EN 0x20
98 #define AX_PHYPWR_RSTCTL 0x26
99 #define AX_PHYPWR_RSTCTL_BZ 0x0010
100 #define AX_PHYPWR_RSTCTL_IPRL 0x0020
101 #define AX_PHYPWR_RSTCTL_AT 0x1000
103 #define AX_RX_BULKIN_QCTRL 0x2e
104 #define AX_CLK_SELECT 0x33
105 #define AX_CLK_SELECT_BCS 0x01
106 #define AX_CLK_SELECT_ACS 0x02
107 #define AX_CLK_SELECT_ULR 0x08
109 #define AX_RXCOE_CTL 0x34
110 #define AX_RXCOE_IP 0x01
111 #define AX_RXCOE_TCP 0x02
112 #define AX_RXCOE_UDP 0x04
113 #define AX_RXCOE_TCPV6 0x20
114 #define AX_RXCOE_UDPV6 0x40
116 #define AX_TXCOE_CTL 0x35
117 #define AX_TXCOE_IP 0x01
118 #define AX_TXCOE_TCP 0x02
119 #define AX_TXCOE_UDP 0x04
120 #define AX_TXCOE_TCPV6 0x20
121 #define AX_TXCOE_UDPV6 0x40
123 #define AX_LEDCTRL 0x73
125 #define GMII_PHY_PHYSR 0x11
126 #define GMII_PHY_PHYSR_SMASK 0xc000
127 #define GMII_PHY_PHYSR_GIGA 0x8000
128 #define GMII_PHY_PHYSR_100 0x4000
129 #define GMII_PHY_PHYSR_FULL 0x2000
130 #define GMII_PHY_PHYSR_LINK 0x400
132 #define GMII_LED_ACT 0x1a
133 #define GMII_LED_ACTIVE_MASK 0xff8f
134 #define GMII_LED0_ACTIVE BIT(4)
135 #define GMII_LED1_ACTIVE BIT(5)
136 #define GMII_LED2_ACTIVE BIT(6)
138 #define GMII_LED_LINK 0x1c
139 #define GMII_LED_LINK_MASK 0xf888
140 #define GMII_LED0_LINK_10 BIT(0)
141 #define GMII_LED0_LINK_100 BIT(1)
142 #define GMII_LED0_LINK_1000 BIT(2)
143 #define GMII_LED1_LINK_10 BIT(4)
144 #define GMII_LED1_LINK_100 BIT(5)
145 #define GMII_LED1_LINK_1000 BIT(6)
146 #define GMII_LED2_LINK_10 BIT(8)
147 #define GMII_LED2_LINK_100 BIT(9)
148 #define GMII_LED2_LINK_1000 BIT(10)
149 #define LED0_ACTIVE BIT(0)
150 #define LED0_LINK_10 BIT(1)
151 #define LED0_LINK_100 BIT(2)
152 #define LED0_LINK_1000 BIT(3)
153 #define LED0_FD BIT(4)
154 #define LED0_USB3_MASK 0x001f
155 #define LED1_ACTIVE BIT(5)
156 #define LED1_LINK_10 BIT(6)
157 #define LED1_LINK_100 BIT(7)
158 #define LED1_LINK_1000 BIT(8)
159 #define LED1_FD BIT(9)
160 #define LED1_USB3_MASK 0x03e0
161 #define LED2_ACTIVE BIT(10)
162 #define LED2_LINK_1000 BIT(13)
163 #define LED2_LINK_100 BIT(12)
164 #define LED2_LINK_10 BIT(11)
165 #define LED2_FD BIT(14)
166 #define LED_VALID BIT(15)
167 #define LED2_USB3_MASK 0x7c00
169 #define GMII_PHYPAGE 0x1e
170 #define GMII_PHY_PAGE_SELECT 0x1f
171 #define GMII_PHY_PGSEL_EXT 0x0007
172 #define GMII_PHY_PGSEL_PAGE0 0x0000
174 struct ax88179_data {
179 struct ax88179_int_data {
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},
193 static int __ax88179_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
194 u16 size, void *data, int in_pm)
197 int (*fn)(struct usbnet *, u8, u8, u16, u16, void *, u16);
202 fn = usbnet_read_cmd;
204 fn = usbnet_read_cmd_nopm;
206 ret = fn(dev, cmd, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
207 value, index, data, size);
209 if (unlikely(ret < 0))
210 netdev_warn(dev->net, "Failed to read reg index 0x%04x: %d\n",
216 static int __ax88179_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
217 u16 size, void *data, int in_pm)
220 int (*fn)(struct usbnet *, u8, u8, u16, u16, const void *, u16);
225 fn = usbnet_write_cmd;
227 fn = usbnet_write_cmd_nopm;
229 ret = fn(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
230 value, index, data, size);
232 if (unlikely(ret < 0))
233 netdev_warn(dev->net, "Failed to write reg index 0x%04x: %d\n",
239 static void ax88179_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value,
240 u16 index, u16 size, void *data)
245 buf = *((u16 *)data);
247 usbnet_write_cmd_async(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR |
248 USB_RECIP_DEVICE, value, index, &buf,
251 usbnet_write_cmd_async(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR |
252 USB_RECIP_DEVICE, value, index, data,
257 static int ax88179_read_cmd_nopm(struct usbnet *dev, u8 cmd, u16 value,
258 u16 index, u16 size, void *data)
264 ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 1);
266 *((u16 *)data) = buf;
267 } else if (4 == size) {
269 ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 1);
271 *((u32 *)data) = buf;
273 ret = __ax88179_read_cmd(dev, cmd, value, index, size, data, 1);
279 static int ax88179_write_cmd_nopm(struct usbnet *dev, u8 cmd, u16 value,
280 u16 index, u16 size, void *data)
286 buf = *((u16 *)data);
288 ret = __ax88179_write_cmd(dev, cmd, value, index,
291 ret = __ax88179_write_cmd(dev, cmd, value, index,
298 static int ax88179_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
299 u16 size, void *data)
305 ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 0);
307 *((u16 *)data) = buf;
308 } else if (4 == size) {
310 ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 0);
312 *((u32 *)data) = buf;
314 ret = __ax88179_read_cmd(dev, cmd, value, index, size, data, 0);
320 static int ax88179_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
321 u16 size, void *data)
327 buf = *((u16 *)data);
329 ret = __ax88179_write_cmd(dev, cmd, value, index,
332 ret = __ax88179_write_cmd(dev, cmd, value, index,
339 static void ax88179_status(struct usbnet *dev, struct urb *urb)
341 struct ax88179_int_data *event;
344 if (urb->actual_length < 8)
347 event = urb->transfer_buffer;
348 le32_to_cpus((void *)&event->intdata1);
350 link = (((__force u32)event->intdata1) & AX_INT_PPLS_LINK) >> 16;
352 if (netif_carrier_ok(dev->net) != link) {
353 usbnet_link_change(dev, link, 1);
354 netdev_info(dev->net, "ax88179 - Link status is: %d\n", link);
358 static int ax88179_mdio_read(struct net_device *netdev, int phy_id, int loc)
360 struct usbnet *dev = netdev_priv(netdev);
363 ax88179_read_cmd(dev, AX_ACCESS_PHY, phy_id, (__u16)loc, 2, &res);
367 static void ax88179_mdio_write(struct net_device *netdev, int phy_id, int loc,
370 struct usbnet *dev = netdev_priv(netdev);
373 ax88179_write_cmd(dev, AX_ACCESS_PHY, phy_id, (__u16)loc, 2, &res);
376 static int ax88179_suspend(struct usb_interface *intf, pm_message_t message)
378 struct usbnet *dev = usb_get_intfdata(intf);
382 usbnet_suspend(intf, message);
384 /* Disable RX path */
385 ax88179_read_cmd_nopm(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE,
387 tmp16 &= ~AX_MEDIUM_RECEIVE_EN;
388 ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE,
391 /* Force bulk-in zero length */
392 ax88179_read_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL,
395 tmp16 |= AX_PHYPWR_RSTCTL_BZ | AX_PHYPWR_RSTCTL_IPRL;
396 ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL,
401 ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8);
403 /* Configure RX control register => stop operation */
404 tmp16 = AX_RX_CTL_STOP;
405 ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16);
410 /* This function is used to enable the autodetach function. */
411 /* This function is determined by offset 0x43 of EEPROM */
412 static int ax88179_auto_detach(struct usbnet *dev, int in_pm)
416 int (*fnr)(struct usbnet *, u8, u16, u16, u16, void *);
417 int (*fnw)(struct usbnet *, u8, u16, u16, u16, void *);
420 fnr = ax88179_read_cmd;
421 fnw = ax88179_write_cmd;
423 fnr = ax88179_read_cmd_nopm;
424 fnw = ax88179_write_cmd_nopm;
427 if (fnr(dev, AX_ACCESS_EEPROM, 0x43, 1, 2, &tmp16) < 0)
430 if ((tmp16 == 0xFFFF) || (!(tmp16 & 0x0100)))
433 /* Enable Auto Detach bit */
435 fnr(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8);
436 tmp8 |= AX_CLK_SELECT_ULR;
437 fnw(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8);
439 fnr(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16);
440 tmp16 |= AX_PHYPWR_RSTCTL_AT;
441 fnw(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16);
446 static int ax88179_resume(struct usb_interface *intf)
448 struct usbnet *dev = usb_get_intfdata(intf);
452 usbnet_link_change(dev, 0, 0);
454 /* Power up ethernet PHY */
456 ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL,
460 tmp16 = AX_PHYPWR_RSTCTL_IPRL;
461 ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL,
465 /* Ethernet PHY Auto Detach*/
466 ax88179_auto_detach(dev, 1);
469 ax88179_read_cmd_nopm(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8);
470 tmp8 |= AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS;
471 ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8);
474 /* Configure RX control register => start operation */
475 tmp16 = AX_RX_CTL_DROPCRCERR | AX_RX_CTL_IPE | AX_RX_CTL_START |
476 AX_RX_CTL_AP | AX_RX_CTL_AMALL | AX_RX_CTL_AB;
477 ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16);
479 return usbnet_resume(intf);
483 ax88179_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo)
485 struct usbnet *dev = netdev_priv(net);
488 if (ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD,
490 wolinfo->supported = 0;
491 wolinfo->wolopts = 0;
495 wolinfo->supported = WAKE_PHY | WAKE_MAGIC;
496 wolinfo->wolopts = 0;
497 if (opt & AX_MONITOR_MODE_RWLC)
498 wolinfo->wolopts |= WAKE_PHY;
499 if (opt & AX_MONITOR_MODE_RWMP)
500 wolinfo->wolopts |= WAKE_MAGIC;
504 ax88179_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo)
506 struct usbnet *dev = netdev_priv(net);
509 if (wolinfo->wolopts & WAKE_PHY)
510 opt |= AX_MONITOR_MODE_RWLC;
511 if (wolinfo->wolopts & WAKE_MAGIC)
512 opt |= AX_MONITOR_MODE_RWMP;
514 if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD,
521 static int ax88179_get_eeprom_len(struct net_device *net)
523 return AX_EEPROM_LEN;
527 ax88179_get_eeprom(struct net_device *net, struct ethtool_eeprom *eeprom,
530 struct usbnet *dev = netdev_priv(net);
532 int first_word, last_word;
535 if (eeprom->len == 0)
538 eeprom->magic = AX88179_EEPROM_MAGIC;
540 first_word = eeprom->offset >> 1;
541 last_word = (eeprom->offset + eeprom->len - 1) >> 1;
542 eeprom_buff = kmalloc(sizeof(u16) * (last_word - first_word + 1),
547 /* ax88179/178A returns 2 bytes from eeprom on read */
548 for (i = first_word; i <= last_word; i++) {
549 ret = __ax88179_read_cmd(dev, AX_ACCESS_EEPROM, i, 1, 2,
550 &eeprom_buff[i - first_word],
558 memcpy(data, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len);
563 static int ax88179_get_settings(struct net_device *net, struct ethtool_cmd *cmd)
565 struct usbnet *dev = netdev_priv(net);
566 return mii_ethtool_gset(&dev->mii, cmd);
569 static int ax88179_set_settings(struct net_device *net, struct ethtool_cmd *cmd)
571 struct usbnet *dev = netdev_priv(net);
572 return mii_ethtool_sset(&dev->mii, cmd);
576 static int ax88179_ioctl(struct net_device *net, struct ifreq *rq, int cmd)
578 struct usbnet *dev = netdev_priv(net);
579 return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL);
582 static const struct ethtool_ops ax88179_ethtool_ops = {
583 .get_link = ethtool_op_get_link,
584 .get_msglevel = usbnet_get_msglevel,
585 .set_msglevel = usbnet_set_msglevel,
586 .get_wol = ax88179_get_wol,
587 .set_wol = ax88179_set_wol,
588 .get_eeprom_len = ax88179_get_eeprom_len,
589 .get_eeprom = ax88179_get_eeprom,
590 .get_settings = ax88179_get_settings,
591 .set_settings = ax88179_set_settings,
592 .nway_reset = usbnet_nway_reset,
595 static void ax88179_set_multicast(struct net_device *net)
597 struct usbnet *dev = netdev_priv(net);
598 struct ax88179_data *data = (struct ax88179_data *)dev->data;
599 u8 *m_filter = ((u8 *)dev->data) + 12;
601 data->rxctl = (AX_RX_CTL_START | AX_RX_CTL_AB | AX_RX_CTL_IPE);
603 if (net->flags & IFF_PROMISC) {
604 data->rxctl |= AX_RX_CTL_PRO;
605 } else if (net->flags & IFF_ALLMULTI ||
606 netdev_mc_count(net) > AX_MAX_MCAST) {
607 data->rxctl |= AX_RX_CTL_AMALL;
608 } else if (netdev_mc_empty(net)) {
609 /* just broadcast and directed */
611 /* We use the 20 byte dev->data for our 8 byte filter buffer
612 * to avoid allocating memory that is tricky to free later
615 struct netdev_hw_addr *ha;
617 memset(m_filter, 0, AX_MCAST_FLTSIZE);
619 netdev_for_each_mc_addr(ha, net) {
620 crc_bits = ether_crc(ETH_ALEN, ha->addr) >> 26;
621 *(m_filter + (crc_bits >> 3)) |= (1 << (crc_bits & 7));
624 ax88179_write_cmd_async(dev, AX_ACCESS_MAC, AX_MULFLTARY,
625 AX_MCAST_FLTSIZE, AX_MCAST_FLTSIZE,
628 data->rxctl |= AX_RX_CTL_AM;
631 ax88179_write_cmd_async(dev, AX_ACCESS_MAC, AX_RX_CTL,
636 ax88179_set_features(struct net_device *net, netdev_features_t features)
639 struct usbnet *dev = netdev_priv(net);
640 netdev_features_t changed = net->features ^ features;
642 if (changed & NETIF_F_IP_CSUM) {
643 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp);
644 tmp ^= AX_TXCOE_TCP | AX_TXCOE_UDP;
645 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp);
648 if (changed & NETIF_F_IPV6_CSUM) {
649 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp);
650 tmp ^= AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6;
651 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp);
654 if (changed & NETIF_F_RXCSUM) {
655 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, &tmp);
656 tmp ^= AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP |
657 AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6;
658 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, &tmp);
664 static int ax88179_change_mtu(struct net_device *net, int new_mtu)
666 struct usbnet *dev = netdev_priv(net);
669 if (new_mtu <= 0 || new_mtu > 4088)
673 dev->hard_mtu = net->mtu + net->hard_header_len;
675 if (net->mtu > 1500) {
676 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE,
678 tmp16 |= AX_MEDIUM_JUMBO_EN;
679 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE,
682 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE,
684 tmp16 &= ~AX_MEDIUM_JUMBO_EN;
685 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE,
689 /* max qlen depend on hard_mtu and rx_urb_size */
690 usbnet_update_max_qlen(dev);
695 static int ax88179_set_mac_addr(struct net_device *net, void *p)
697 struct usbnet *dev = netdev_priv(net);
698 struct sockaddr *addr = p;
700 if (netif_running(net))
702 if (!is_valid_ether_addr(addr->sa_data))
703 return -EADDRNOTAVAIL;
705 memcpy(net->dev_addr, addr->sa_data, ETH_ALEN);
707 /* Set the MAC address */
708 return ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN,
709 ETH_ALEN, net->dev_addr);
712 static const struct net_device_ops ax88179_netdev_ops = {
713 .ndo_open = usbnet_open,
714 .ndo_stop = usbnet_stop,
715 .ndo_start_xmit = usbnet_start_xmit,
716 .ndo_tx_timeout = usbnet_tx_timeout,
717 .ndo_change_mtu = ax88179_change_mtu,
718 .ndo_set_mac_address = ax88179_set_mac_addr,
719 .ndo_validate_addr = eth_validate_addr,
720 .ndo_do_ioctl = ax88179_ioctl,
721 .ndo_set_rx_mode = ax88179_set_multicast,
722 .ndo_set_features = ax88179_set_features,
725 static int ax88179_check_eeprom(struct usbnet *dev)
727 u8 i, buf, eeprom[20];
728 u16 csum, delay = HZ / 10;
729 unsigned long jtimeout;
731 /* Read EEPROM content */
732 for (i = 0; i < 6; i++) {
734 if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_ADDR,
739 if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD,
743 jtimeout = jiffies + delay;
745 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD,
748 if (time_after(jiffies, jtimeout))
751 } while (buf & EEP_BUSY);
753 __ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_LOW,
754 2, 2, &eeprom[i * 2], 0);
756 if ((i == 0) && (eeprom[0] == 0xFF))
760 csum = eeprom[6] + eeprom[7] + eeprom[8] + eeprom[9];
761 csum = (csum >> 8) + (csum & 0xff);
762 if ((csum + eeprom[10]) != 0xff)
768 static int ax88179_check_efuse(struct usbnet *dev, u16 *ledmode)
774 if (ax88179_read_cmd(dev, AX_ACCESS_EFUS, 0, 64, 64, efuse) < 0)
780 for (i = 0; i < 64; i++)
781 csum = csum + efuse[i];
784 csum = (csum & 0x00FF) + ((csum >> 8) & 0x00FF);
789 *ledmode = (efuse[51] << 8) | efuse[52];
794 static int ax88179_convert_old_led(struct usbnet *dev, u16 *ledvalue)
798 /* Loaded the old eFuse LED Mode */
799 if (ax88179_read_cmd(dev, AX_ACCESS_EEPROM, 0x3C, 1, 2, &led) < 0)
805 led = LED0_ACTIVE | LED1_LINK_10 | LED1_LINK_100 |
806 LED1_LINK_1000 | LED2_ACTIVE | LED2_LINK_10 |
807 LED2_LINK_100 | LED2_LINK_1000 | LED_VALID;
810 led = LED0_ACTIVE | LED1_LINK_1000 | LED2_LINK_100 | LED_VALID;
813 led = LED0_ACTIVE | LED1_LINK_1000 | LED2_LINK_100 |
814 LED2_LINK_10 | LED_VALID;
817 led = LED0_ACTIVE | LED1_ACTIVE | LED1_LINK_1000 | LED2_ACTIVE |
818 LED2_LINK_100 | LED2_LINK_10 | LED_VALID;
821 led = LED0_ACTIVE | LED1_LINK_10 | LED1_LINK_100 |
822 LED1_LINK_1000 | LED2_ACTIVE | LED2_LINK_10 |
823 LED2_LINK_100 | LED2_LINK_1000 | LED_VALID;
832 static int ax88179_led_setting(struct usbnet *dev)
835 u16 tmp, ledact, ledlink, ledvalue = 0, delay = HZ / 10;
836 unsigned long jtimeout;
838 /* Check AX88179 version. UA1 or UA2*/
839 ax88179_read_cmd(dev, AX_ACCESS_MAC, GENERAL_STATUS, 1, 1, &value);
841 if (!(value & AX_SECLD)) { /* UA1 */
842 value = AX_GPIO_CTRL_GPIO3EN | AX_GPIO_CTRL_GPIO2EN |
843 AX_GPIO_CTRL_GPIO1EN;
844 if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_GPIO_CTRL,
850 if (!ax88179_check_eeprom(dev)) {
852 if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_ADDR,
857 if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD,
861 jtimeout = jiffies + delay;
863 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD,
866 if (time_after(jiffies, jtimeout))
869 } while (value & EEP_BUSY);
871 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_HIGH,
873 ledvalue = (value << 8);
875 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_LOW,
879 /* load internal ROM for defaule setting */
880 if ((ledvalue == 0xFFFF) || ((ledvalue & LED_VALID) == 0))
881 ax88179_convert_old_led(dev, &ledvalue);
883 } else if (!ax88179_check_efuse(dev, &ledvalue)) {
884 if ((ledvalue == 0xFFFF) || ((ledvalue & LED_VALID) == 0))
885 ax88179_convert_old_led(dev, &ledvalue);
887 ax88179_convert_old_led(dev, &ledvalue);
890 tmp = GMII_PHY_PGSEL_EXT;
891 ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID,
892 GMII_PHY_PAGE_SELECT, 2, &tmp);
895 ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID,
896 GMII_PHYPAGE, 2, &tmp);
898 ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID,
899 GMII_LED_ACT, 2, &ledact);
901 ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID,
902 GMII_LED_LINK, 2, &ledlink);
904 ledact &= GMII_LED_ACTIVE_MASK;
905 ledlink &= GMII_LED_LINK_MASK;
907 if (ledvalue & LED0_ACTIVE)
908 ledact |= GMII_LED0_ACTIVE;
910 if (ledvalue & LED1_ACTIVE)
911 ledact |= GMII_LED1_ACTIVE;
913 if (ledvalue & LED2_ACTIVE)
914 ledact |= GMII_LED2_ACTIVE;
916 if (ledvalue & LED0_LINK_10)
917 ledlink |= GMII_LED0_LINK_10;
919 if (ledvalue & LED1_LINK_10)
920 ledlink |= GMII_LED1_LINK_10;
922 if (ledvalue & LED2_LINK_10)
923 ledlink |= GMII_LED2_LINK_10;
925 if (ledvalue & LED0_LINK_100)
926 ledlink |= GMII_LED0_LINK_100;
928 if (ledvalue & LED1_LINK_100)
929 ledlink |= GMII_LED1_LINK_100;
931 if (ledvalue & LED2_LINK_100)
932 ledlink |= GMII_LED2_LINK_100;
934 if (ledvalue & LED0_LINK_1000)
935 ledlink |= GMII_LED0_LINK_1000;
937 if (ledvalue & LED1_LINK_1000)
938 ledlink |= GMII_LED1_LINK_1000;
940 if (ledvalue & LED2_LINK_1000)
941 ledlink |= GMII_LED2_LINK_1000;
944 ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID,
945 GMII_LED_ACT, 2, &tmp);
948 ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID,
949 GMII_LED_LINK, 2, &tmp);
951 tmp = GMII_PHY_PGSEL_PAGE0;
952 ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID,
953 GMII_PHY_PAGE_SELECT, 2, &tmp);
955 /* LED full duplex setting */
957 if (ledvalue & LED0_FD)
959 else if ((ledvalue & LED0_USB3_MASK) == 0)
962 if (ledvalue & LED1_FD)
964 else if ((ledvalue & LED1_USB3_MASK) == 0)
967 if (ledvalue & LED2_FD)
969 else if ((ledvalue & LED2_USB3_MASK) == 0)
972 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_LEDCTRL, 1, 1, &ledfd);
977 static int ax88179_bind(struct usbnet *dev, struct usb_interface *intf)
982 struct ax88179_data *ax179_data = (struct ax88179_data *)dev->data;
984 usbnet_get_endpoints(dev, intf);
989 memset(ax179_data, 0, sizeof(*ax179_data));
991 /* Power up ethernet PHY */
993 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16);
994 *tmp16 = AX_PHYPWR_RSTCTL_IPRL;
995 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16);
998 *tmp = AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS;
999 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, tmp);
1002 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN,
1003 ETH_ALEN, dev->net->dev_addr);
1004 memcpy(dev->net->perm_addr, dev->net->dev_addr, ETH_ALEN);
1006 /* RX bulk configuration */
1007 memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5);
1008 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp);
1010 dev->rx_urb_size = 1024 * 20;
1013 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_LOW, 1, 1, tmp);
1016 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_HIGH,
1019 dev->net->netdev_ops = &ax88179_netdev_ops;
1020 dev->net->ethtool_ops = &ax88179_ethtool_ops;
1021 dev->net->needed_headroom = 8;
1023 /* Initialize MII structure */
1024 dev->mii.dev = dev->net;
1025 dev->mii.mdio_read = ax88179_mdio_read;
1026 dev->mii.mdio_write = ax88179_mdio_write;
1027 dev->mii.phy_id_mask = 0xff;
1028 dev->mii.reg_num_mask = 0xff;
1029 dev->mii.phy_id = 0x03;
1030 dev->mii.supports_gmii = 1;
1032 if (usb_device_no_sg_constraint(dev->udev))
1033 dev->can_dma_sg = 1;
1035 dev->net->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
1038 dev->net->hw_features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
1041 if (dev->can_dma_sg) {
1042 dev->net->features |= NETIF_F_SG | NETIF_F_TSO;
1043 dev->net->hw_features |= NETIF_F_SG | NETIF_F_TSO;
1046 /* Enable checksum offload */
1047 *tmp = AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP |
1048 AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6;
1049 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, tmp);
1051 *tmp = AX_TXCOE_IP | AX_TXCOE_TCP | AX_TXCOE_UDP |
1052 AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6;
1053 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, tmp);
1055 /* Configure RX control register => start operation */
1056 *tmp16 = AX_RX_CTL_DROPCRCERR | AX_RX_CTL_IPE | AX_RX_CTL_START |
1057 AX_RX_CTL_AP | AX_RX_CTL_AMALL | AX_RX_CTL_AB;
1058 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, tmp16);
1060 *tmp = AX_MONITOR_MODE_PMETYPE | AX_MONITOR_MODE_PMEPOL |
1061 AX_MONITOR_MODE_RWMP;
1062 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 1, 1, tmp);
1064 /* Configure default medium type => giga */
1065 *tmp16 = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN |
1066 AX_MEDIUM_RXFLOW_CTRLEN | AX_MEDIUM_FULL_DUPLEX |
1068 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE,
1071 ax88179_led_setting(dev);
1073 /* Restart autoneg */
1074 mii_nway_restart(&dev->mii);
1076 usbnet_link_change(dev, 0, 0);
1081 static void ax88179_unbind(struct usbnet *dev, struct usb_interface *intf)
1085 /* Configure RX control register => stop operation */
1086 tmp16 = AX_RX_CTL_STOP;
1087 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16);
1090 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp16);
1092 /* Power down ethernet PHY */
1094 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16);
1098 ax88179_rx_checksum(struct sk_buff *skb, u32 *pkt_hdr)
1100 skb->ip_summed = CHECKSUM_NONE;
1102 /* checksum error bit is set */
1103 if ((*pkt_hdr & AX_RXHDR_L3CSUM_ERR) ||
1104 (*pkt_hdr & AX_RXHDR_L4CSUM_ERR))
1107 /* It must be a TCP or UDP packet with a valid checksum */
1108 if (((*pkt_hdr & AX_RXHDR_L4_TYPE_MASK) == AX_RXHDR_L4_TYPE_TCP) ||
1109 ((*pkt_hdr & AX_RXHDR_L4_TYPE_MASK) == AX_RXHDR_L4_TYPE_UDP))
1110 skb->ip_summed = CHECKSUM_UNNECESSARY;
1113 static int ax88179_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
1115 struct sk_buff *ax_skb;
1121 /* This check is no longer done by usbnet */
1122 if (skb->len < dev->net->hard_header_len)
1125 skb_trim(skb, skb->len - 4);
1126 memcpy(&rx_hdr, skb_tail_pointer(skb), 4);
1127 le32_to_cpus(&rx_hdr);
1129 pkt_cnt = (u16)rx_hdr;
1130 hdr_off = (u16)(rx_hdr >> 16);
1131 pkt_hdr = (u32 *)(skb->data + hdr_off);
1136 le32_to_cpus(pkt_hdr);
1137 pkt_len = (*pkt_hdr >> 16) & 0x1fff;
1139 /* Check CRC or runt packet */
1140 if ((*pkt_hdr & AX_RXHDR_CRC_ERR) ||
1141 (*pkt_hdr & AX_RXHDR_DROP_ERR)) {
1142 skb_pull(skb, (pkt_len + 7) & 0xFFF8);
1148 /* Skip IP alignment psudo header */
1151 skb_set_tail_pointer(skb, pkt_len);
1152 skb->truesize = pkt_len + sizeof(struct sk_buff);
1153 ax88179_rx_checksum(skb, pkt_hdr);
1157 ax_skb = skb_clone(skb, GFP_ATOMIC);
1159 ax_skb->len = pkt_len;
1160 ax_skb->data = skb->data + 2;
1161 skb_set_tail_pointer(ax_skb, pkt_len);
1162 ax_skb->truesize = pkt_len + sizeof(struct sk_buff);
1163 ax88179_rx_checksum(ax_skb, pkt_hdr);
1164 usbnet_skb_return(dev, ax_skb);
1169 skb_pull(skb, (pkt_len + 7) & 0xFFF8);
1175 static struct sk_buff *
1176 ax88179_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags)
1178 u32 tx_hdr1, tx_hdr2;
1179 int frame_size = dev->maxpacket;
1180 int mss = skb_shinfo(skb)->gso_size;
1185 if (((skb->len + 8) % frame_size) == 0)
1186 tx_hdr2 |= 0x80008000; /* Enable padding */
1188 headroom = skb_headroom(skb) - 8;
1190 if ((skb_header_cloned(skb) || headroom < 0) &&
1191 pskb_expand_head(skb, headroom < 0 ? 8 : 0, 0, GFP_ATOMIC)) {
1192 dev_kfree_skb_any(skb);
1197 cpu_to_le32s(&tx_hdr2);
1198 skb_copy_to_linear_data(skb, &tx_hdr2, 4);
1201 cpu_to_le32s(&tx_hdr1);
1202 skb_copy_to_linear_data(skb, &tx_hdr1, 4);
1207 static int ax88179_link_reset(struct usbnet *dev)
1209 struct ax88179_data *ax179_data = (struct ax88179_data *)dev->data;
1210 u8 tmp[5], link_sts;
1211 u16 mode, tmp16, delay = HZ / 10;
1212 u32 tmp32 = 0x40000000;
1213 unsigned long jtimeout;
1215 jtimeout = jiffies + delay;
1216 while (tmp32 & 0x40000000) {
1218 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &mode);
1219 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2,
1220 &ax179_data->rxctl);
1222 /*link up, check the usb device control TX FIFO full or empty*/
1223 ax88179_read_cmd(dev, 0x81, 0x8c, 0, 4, &tmp32);
1225 if (time_after(jiffies, jtimeout))
1229 mode = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN |
1230 AX_MEDIUM_RXFLOW_CTRLEN;
1232 ax88179_read_cmd(dev, AX_ACCESS_MAC, PHYSICAL_LINK_STATUS,
1235 ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID,
1236 GMII_PHY_PHYSR, 2, &tmp16);
1238 if (!(tmp16 & GMII_PHY_PHYSR_LINK)) {
1240 } else if (GMII_PHY_PHYSR_GIGA == (tmp16 & GMII_PHY_PHYSR_SMASK)) {
1241 mode |= AX_MEDIUM_GIGAMODE | AX_MEDIUM_EN_125MHZ;
1242 if (dev->net->mtu > 1500)
1243 mode |= AX_MEDIUM_JUMBO_EN;
1245 if (link_sts & AX_USB_SS)
1246 memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5);
1247 else if (link_sts & AX_USB_HS)
1248 memcpy(tmp, &AX88179_BULKIN_SIZE[1], 5);
1250 memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5);
1251 } else if (GMII_PHY_PHYSR_100 == (tmp16 & GMII_PHY_PHYSR_SMASK)) {
1252 mode |= AX_MEDIUM_PS;
1254 if (link_sts & (AX_USB_SS | AX_USB_HS))
1255 memcpy(tmp, &AX88179_BULKIN_SIZE[2], 5);
1257 memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5);
1259 memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5);
1262 /* RX bulk configuration */
1263 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp);
1265 dev->rx_urb_size = (1024 * (tmp[3] + 2));
1267 if (tmp16 & GMII_PHY_PHYSR_FULL)
1268 mode |= AX_MEDIUM_FULL_DUPLEX;
1269 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE,
1272 netif_carrier_on(dev->net);
1277 static int ax88179_reset(struct usbnet *dev)
1286 /* Power up ethernet PHY */
1288 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16);
1290 *tmp16 = AX_PHYPWR_RSTCTL_IPRL;
1291 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16);
1294 *tmp = AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS;
1295 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, tmp);
1298 /* Ethernet PHY Auto Detach*/
1299 ax88179_auto_detach(dev, 0);
1301 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, ETH_ALEN,
1302 dev->net->dev_addr);
1303 memcpy(dev->net->perm_addr, dev->net->dev_addr, ETH_ALEN);
1305 /* RX bulk configuration */
1306 memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5);
1307 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp);
1309 dev->rx_urb_size = 1024 * 20;
1312 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_LOW, 1, 1, tmp);
1315 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_HIGH,
1318 dev->net->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
1321 dev->net->hw_features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
1324 /* Enable checksum offload */
1325 *tmp = AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP |
1326 AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6;
1327 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, tmp);
1329 *tmp = AX_TXCOE_IP | AX_TXCOE_TCP | AX_TXCOE_UDP |
1330 AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6;
1331 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, tmp);
1333 /* Configure RX control register => start operation */
1334 *tmp16 = AX_RX_CTL_DROPCRCERR | AX_RX_CTL_IPE | AX_RX_CTL_START |
1335 AX_RX_CTL_AP | AX_RX_CTL_AMALL | AX_RX_CTL_AB;
1336 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, tmp16);
1338 *tmp = AX_MONITOR_MODE_PMETYPE | AX_MONITOR_MODE_PMEPOL |
1339 AX_MONITOR_MODE_RWMP;
1340 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 1, 1, tmp);
1342 /* Configure default medium type => giga */
1343 *tmp16 = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN |
1344 AX_MEDIUM_RXFLOW_CTRLEN | AX_MEDIUM_FULL_DUPLEX |
1346 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE,
1349 ax88179_led_setting(dev);
1351 /* Restart autoneg */
1352 mii_nway_restart(&dev->mii);
1354 usbnet_link_change(dev, 0, 0);
1359 static int ax88179_stop(struct usbnet *dev)
1363 ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE,
1365 tmp16 &= ~AX_MEDIUM_RECEIVE_EN;
1366 ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE,
1372 static const struct driver_info ax88179_info = {
1373 .description = "ASIX AX88179 USB 3.0 Gigabit Ethernet",
1374 .bind = ax88179_bind,
1375 .unbind = ax88179_unbind,
1376 .status = ax88179_status,
1377 .link_reset = ax88179_link_reset,
1378 .reset = ax88179_reset,
1379 .stop = ax88179_stop,
1380 .flags = FLAG_ETHER | FLAG_FRAMING_AX,
1381 .rx_fixup = ax88179_rx_fixup,
1382 .tx_fixup = ax88179_tx_fixup,
1385 static const struct driver_info ax88178a_info = {
1386 .description = "ASIX AX88178A USB 2.0 Gigabit Ethernet",
1387 .bind = ax88179_bind,
1388 .unbind = ax88179_unbind,
1389 .status = ax88179_status,
1390 .link_reset = ax88179_link_reset,
1391 .reset = ax88179_reset,
1392 .stop = ax88179_stop,
1393 .flags = FLAG_ETHER | FLAG_FRAMING_AX,
1394 .rx_fixup = ax88179_rx_fixup,
1395 .tx_fixup = ax88179_tx_fixup,
1398 static const struct driver_info sitecom_info = {
1399 .description = "Sitecom USB 3.0 to Gigabit Adapter",
1400 .bind = ax88179_bind,
1401 .unbind = ax88179_unbind,
1402 .status = ax88179_status,
1403 .link_reset = ax88179_link_reset,
1404 .reset = ax88179_reset,
1405 .stop = ax88179_stop,
1406 .flags = FLAG_ETHER | FLAG_FRAMING_AX,
1407 .rx_fixup = ax88179_rx_fixup,
1408 .tx_fixup = ax88179_tx_fixup,
1411 static const struct driver_info samsung_info = {
1412 .description = "Samsung USB Ethernet Adapter",
1413 .bind = ax88179_bind,
1414 .unbind = ax88179_unbind,
1415 .status = ax88179_status,
1416 .link_reset = ax88179_link_reset,
1417 .reset = ax88179_reset,
1418 .stop = ax88179_stop,
1419 .flags = FLAG_ETHER | FLAG_FRAMING_AX,
1420 .rx_fixup = ax88179_rx_fixup,
1421 .tx_fixup = ax88179_tx_fixup,
1424 static const struct usb_device_id products[] = {
1426 /* ASIX AX88179 10/100/1000 */
1427 USB_DEVICE(0x0b95, 0x1790),
1428 .driver_info = (unsigned long)&ax88179_info,
1430 /* ASIX AX88178A 10/100/1000 */
1431 USB_DEVICE(0x0b95, 0x178a),
1432 .driver_info = (unsigned long)&ax88178a_info,
1434 /* Sitecom USB 3.0 to Gigabit Adapter */
1435 USB_DEVICE(0x0df6, 0x0072),
1436 .driver_info = (unsigned long)&sitecom_info,
1438 /* Samsung USB Ethernet Adapter */
1439 USB_DEVICE(0x04e8, 0xa100),
1440 .driver_info = (unsigned long)&samsung_info,
1444 MODULE_DEVICE_TABLE(usb, products);
1446 static struct usb_driver ax88179_178a_driver = {
1447 .name = "ax88179_178a",
1448 .id_table = products,
1449 .probe = usbnet_probe,
1450 .suspend = ax88179_suspend,
1451 .resume = ax88179_resume,
1452 .reset_resume = ax88179_resume,
1453 .disconnect = usbnet_disconnect,
1454 .supports_autosuspend = 1,
1455 .disable_hub_initiated_lpm = 1,
1458 module_usb_driver(ax88179_178a_driver);
1460 MODULE_DESCRIPTION("ASIX AX88179/178A based USB 3.0/2.0 Gigabit Ethernet Devices");
1461 MODULE_LICENSE("GPL");