2 * ASIX AX8817X based USB 2.0 Ethernet Devices
3 * Copyright (C) 2003-2006 David Hollis <dhollis@davehollis.com>
4 * Copyright (C) 2005 Phil Chang <pchang23@sbcglobal.net>
5 * Copyright (C) 2006 James Painter <jamie.painter@iname.com>
6 * Copyright (c) 2002-2003 TiVo Inc.
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 // #define DEBUG // error path messages, extra info
24 // #define VERBOSE // more; success messages
26 #include <linux/module.h>
27 #include <linux/kmod.h>
28 #include <linux/init.h>
29 #include <linux/netdevice.h>
30 #include <linux/etherdevice.h>
31 #include <linux/ethtool.h>
32 #include <linux/workqueue.h>
33 #include <linux/mii.h>
34 #include <linux/usb.h>
35 #include <linux/crc32.h>
36 #include <linux/usb/usbnet.h>
37 #include <linux/slab.h>
39 #define DRIVER_VERSION "26-Sep-2011"
40 static const char driver_name
[] = "asix";
42 /* ASIX AX8817X based USB 2.0 Ethernet Devices */
44 #define AX_CMD_SET_SW_MII 0x06
45 #define AX_CMD_READ_MII_REG 0x07
46 #define AX_CMD_WRITE_MII_REG 0x08
47 #define AX_CMD_SET_HW_MII 0x0a
48 #define AX_CMD_READ_EEPROM 0x0b
49 #define AX_CMD_WRITE_EEPROM 0x0c
50 #define AX_CMD_WRITE_ENABLE 0x0d
51 #define AX_CMD_WRITE_DISABLE 0x0e
52 #define AX_CMD_READ_RX_CTL 0x0f
53 #define AX_CMD_WRITE_RX_CTL 0x10
54 #define AX_CMD_READ_IPG012 0x11
55 #define AX_CMD_WRITE_IPG0 0x12
56 #define AX_CMD_WRITE_IPG1 0x13
57 #define AX_CMD_READ_NODE_ID 0x13
58 #define AX_CMD_WRITE_NODE_ID 0x14
59 #define AX_CMD_WRITE_IPG2 0x14
60 #define AX_CMD_WRITE_MULTI_FILTER 0x16
61 #define AX88172_CMD_READ_NODE_ID 0x17
62 #define AX_CMD_READ_PHY_ID 0x19
63 #define AX_CMD_READ_MEDIUM_STATUS 0x1a
64 #define AX_CMD_WRITE_MEDIUM_MODE 0x1b
65 #define AX_CMD_READ_MONITOR_MODE 0x1c
66 #define AX_CMD_WRITE_MONITOR_MODE 0x1d
67 #define AX_CMD_READ_GPIOS 0x1e
68 #define AX_CMD_WRITE_GPIOS 0x1f
69 #define AX_CMD_SW_RESET 0x20
70 #define AX_CMD_SW_PHY_STATUS 0x21
71 #define AX_CMD_SW_PHY_SELECT 0x22
73 #define AX_MONITOR_MODE 0x01
74 #define AX_MONITOR_LINK 0x02
75 #define AX_MONITOR_MAGIC 0x04
76 #define AX_MONITOR_HSFS 0x10
78 /* AX88172 Medium Status Register values */
79 #define AX88172_MEDIUM_FD 0x02
80 #define AX88172_MEDIUM_TX 0x04
81 #define AX88172_MEDIUM_FC 0x10
82 #define AX88172_MEDIUM_DEFAULT \
83 ( AX88172_MEDIUM_FD | AX88172_MEDIUM_TX | AX88172_MEDIUM_FC )
85 #define AX_MCAST_FILTER_SIZE 8
86 #define AX_MAX_MCAST 64
88 #define AX_SWRESET_CLEAR 0x00
89 #define AX_SWRESET_RR 0x01
90 #define AX_SWRESET_RT 0x02
91 #define AX_SWRESET_PRTE 0x04
92 #define AX_SWRESET_PRL 0x08
93 #define AX_SWRESET_BZ 0x10
94 #define AX_SWRESET_IPRL 0x20
95 #define AX_SWRESET_IPPD 0x40
97 #define AX88772_IPG0_DEFAULT 0x15
98 #define AX88772_IPG1_DEFAULT 0x0c
99 #define AX88772_IPG2_DEFAULT 0x12
101 /* AX88772 & AX88178 Medium Mode Register */
102 #define AX_MEDIUM_PF 0x0080
103 #define AX_MEDIUM_JFE 0x0040
104 #define AX_MEDIUM_TFC 0x0020
105 #define AX_MEDIUM_RFC 0x0010
106 #define AX_MEDIUM_ENCK 0x0008
107 #define AX_MEDIUM_AC 0x0004
108 #define AX_MEDIUM_FD 0x0002
109 #define AX_MEDIUM_GM 0x0001
110 #define AX_MEDIUM_SM 0x1000
111 #define AX_MEDIUM_SBP 0x0800
112 #define AX_MEDIUM_PS 0x0200
113 #define AX_MEDIUM_RE 0x0100
115 #define AX88178_MEDIUM_DEFAULT \
116 (AX_MEDIUM_PS | AX_MEDIUM_FD | AX_MEDIUM_AC | \
117 AX_MEDIUM_RFC | AX_MEDIUM_TFC | AX_MEDIUM_JFE | \
120 #define AX88772_MEDIUM_DEFAULT \
121 (AX_MEDIUM_FD | AX_MEDIUM_RFC | \
122 AX_MEDIUM_TFC | AX_MEDIUM_PS | \
123 AX_MEDIUM_AC | AX_MEDIUM_RE )
125 /* AX88772 & AX88178 RX_CTL values */
126 #define AX_RX_CTL_SO 0x0080
127 #define AX_RX_CTL_AP 0x0020
128 #define AX_RX_CTL_AM 0x0010
129 #define AX_RX_CTL_AB 0x0008
130 #define AX_RX_CTL_SEP 0x0004
131 #define AX_RX_CTL_AMALL 0x0002
132 #define AX_RX_CTL_PRO 0x0001
133 #define AX_RX_CTL_MFB_2048 0x0000
134 #define AX_RX_CTL_MFB_4096 0x0100
135 #define AX_RX_CTL_MFB_8192 0x0200
136 #define AX_RX_CTL_MFB_16384 0x0300
138 #define AX_DEFAULT_RX_CTL \
139 (AX_RX_CTL_SO | AX_RX_CTL_AB )
141 /* GPIO 0 .. 2 toggles */
142 #define AX_GPIO_GPO0EN 0x01 /* GPIO0 Output enable */
143 #define AX_GPIO_GPO_0 0x02 /* GPIO0 Output value */
144 #define AX_GPIO_GPO1EN 0x04 /* GPIO1 Output enable */
145 #define AX_GPIO_GPO_1 0x08 /* GPIO1 Output value */
146 #define AX_GPIO_GPO2EN 0x10 /* GPIO2 Output enable */
147 #define AX_GPIO_GPO_2 0x20 /* GPIO2 Output value */
148 #define AX_GPIO_RESERVED 0x40 /* Reserved */
149 #define AX_GPIO_RSE 0x80 /* Reload serial EEPROM */
151 #define AX_EEPROM_MAGIC 0xdeadbeef
152 #define AX88172_EEPROM_LEN 0x40
153 #define AX88772_EEPROM_LEN 0xff
155 #define PHY_MODE_MARVELL 0x0000
156 #define MII_MARVELL_LED_CTRL 0x0018
157 #define MII_MARVELL_STATUS 0x001b
158 #define MII_MARVELL_CTRL 0x0014
160 #define MARVELL_LED_MANUAL 0x0019
162 #define MARVELL_STATUS_HWCFG 0x0004
164 #define MARVELL_CTRL_TXDELAY 0x0002
165 #define MARVELL_CTRL_RXDELAY 0x0080
167 #define PHY_MODE_RTL8211CL 0x0004
169 /* This structure cannot exceed sizeof(unsigned long [5]) AKA 20 bytes */
171 u8 multi_filter
[AX_MCAST_FILTER_SIZE
];
172 u8 mac_addr
[ETH_ALEN
];
178 struct ax88172_int_data
{
186 static int asix_read_cmd(struct usbnet
*dev
, u8 cmd
, u16 value
, u16 index
,
187 u16 size
, void *data
)
192 netdev_dbg(dev
->net
, "asix_read_cmd() cmd=0x%02x value=0x%04x index=0x%04x size=%d\n",
193 cmd
, value
, index
, size
);
195 buf
= kmalloc(size
, GFP_KERNEL
);
199 err
= usb_control_msg(
201 usb_rcvctrlpipe(dev
->udev
, 0),
203 USB_DIR_IN
| USB_TYPE_VENDOR
| USB_RECIP_DEVICE
,
208 USB_CTRL_GET_TIMEOUT
);
210 memcpy(data
, buf
, size
);
219 static int asix_write_cmd(struct usbnet
*dev
, u8 cmd
, u16 value
, u16 index
,
220 u16 size
, void *data
)
225 netdev_dbg(dev
->net
, "asix_write_cmd() cmd=0x%02x value=0x%04x index=0x%04x size=%d\n",
226 cmd
, value
, index
, size
);
229 buf
= kmemdup(data
, size
, GFP_KERNEL
);
234 err
= usb_control_msg(
236 usb_sndctrlpipe(dev
->udev
, 0),
238 USB_DIR_OUT
| USB_TYPE_VENDOR
| USB_RECIP_DEVICE
,
243 USB_CTRL_SET_TIMEOUT
);
250 static void asix_async_cmd_callback(struct urb
*urb
)
252 struct usb_ctrlrequest
*req
= (struct usb_ctrlrequest
*)urb
->context
;
253 int status
= urb
->status
;
256 printk(KERN_DEBUG
"asix_async_cmd_callback() failed with %d",
264 asix_write_cmd_async(struct usbnet
*dev
, u8 cmd
, u16 value
, u16 index
,
265 u16 size
, void *data
)
267 struct usb_ctrlrequest
*req
;
271 netdev_dbg(dev
->net
, "asix_write_cmd_async() cmd=0x%02x value=0x%04x index=0x%04x size=%d\n",
272 cmd
, value
, index
, size
);
273 if ((urb
= usb_alloc_urb(0, GFP_ATOMIC
)) == NULL
) {
274 netdev_err(dev
->net
, "Error allocating URB in write_cmd_async!\n");
278 if ((req
= kmalloc(sizeof(struct usb_ctrlrequest
), GFP_ATOMIC
)) == NULL
) {
279 netdev_err(dev
->net
, "Failed to allocate memory for control request\n");
284 req
->bRequestType
= USB_DIR_OUT
| USB_TYPE_VENDOR
| USB_RECIP_DEVICE
;
286 req
->wValue
= cpu_to_le16(value
);
287 req
->wIndex
= cpu_to_le16(index
);
288 req
->wLength
= cpu_to_le16(size
);
290 usb_fill_control_urb(urb
, dev
->udev
,
291 usb_sndctrlpipe(dev
->udev
, 0),
292 (void *)req
, data
, size
,
293 asix_async_cmd_callback
, req
);
295 if((status
= usb_submit_urb(urb
, GFP_ATOMIC
)) < 0) {
296 netdev_err(dev
->net
, "Error submitting the control message: status=%d\n",
303 static int asix_rx_fixup(struct usbnet
*dev
, struct sk_buff
*skb
)
308 struct sk_buff
*ax_skb
;
311 head
= (u8
*) skb
->data
;
312 memcpy(&header
, head
, sizeof(header
));
313 le32_to_cpus(&header
);
314 packet
= head
+ sizeof(header
);
318 while (skb
->len
> 0) {
319 if ((header
& 0x07ff) != ((~header
>> 16) & 0x07ff))
320 netdev_err(dev
->net
, "asix_rx_fixup() Bad Header Length\n");
322 /* get the packet length */
323 size
= (u16
) (header
& 0x000007ff);
325 if ((skb
->len
) - ((size
+ 1) & 0xfffe) == 0) {
326 u8 alignment
= (unsigned long)skb
->data
& 0x3;
327 if (alignment
!= 0x2) {
329 * not 16bit aligned so use the room provided by
330 * the 32 bit header to align the data
332 * note we want 16bit alignment as MAC header is
333 * 14bytes thus ip header will be aligned on
334 * 32bit boundary so accessing ipheader elements
335 * using a cast to struct ip header wont cause
336 * an unaligned accesses.
338 u8 realignment
= (alignment
+ 2) & 0x3;
339 memmove(skb
->data
- realignment
,
342 skb
->data
-= realignment
;
343 skb_set_tail_pointer(skb
, size
);
348 if (size
> dev
->net
->mtu
+ ETH_HLEN
) {
349 netdev_err(dev
->net
, "asix_rx_fixup() Bad RX Length %d\n",
353 ax_skb
= skb_clone(skb
, GFP_ATOMIC
);
355 u8 alignment
= (unsigned long)packet
& 0x3;
358 if (alignment
!= 0x2) {
360 * not 16bit aligned use the room provided by
361 * the 32 bit header to align the data
363 u8 realignment
= (alignment
+ 2) & 0x3;
364 memmove(packet
- realignment
, packet
, size
);
365 packet
-= realignment
;
367 ax_skb
->data
= packet
;
368 skb_set_tail_pointer(ax_skb
, size
);
369 usbnet_skb_return(dev
, ax_skb
);
374 skb_pull(skb
, (size
+ 1) & 0xfffe);
379 head
= (u8
*) skb
->data
;
380 memcpy(&header
, head
, sizeof(header
));
381 le32_to_cpus(&header
);
382 packet
= head
+ sizeof(header
);
387 netdev_err(dev
->net
, "asix_rx_fixup() Bad SKB Length %d\n",
394 static struct sk_buff
*asix_tx_fixup(struct usbnet
*dev
, struct sk_buff
*skb
,
398 int headroom
= skb_headroom(skb
);
399 int tailroom
= skb_tailroom(skb
);
401 u32 padbytes
= 0xffff0000;
403 padlen
= ((skb
->len
+ 4) % 512) ? 0 : 4;
405 if ((!skb_cloned(skb
)) &&
406 ((headroom
+ tailroom
) >= (4 + padlen
))) {
407 if ((headroom
< 4) || (tailroom
< padlen
)) {
408 skb
->data
= memmove(skb
->head
+ 4, skb
->data
, skb
->len
);
409 skb_set_tail_pointer(skb
, skb
->len
);
412 struct sk_buff
*skb2
;
413 skb2
= skb_copy_expand(skb
, 4, padlen
, flags
);
414 dev_kfree_skb_any(skb
);
421 packet_len
= (((skb
->len
- 4) ^ 0x0000ffff) << 16) + (skb
->len
- 4);
422 cpu_to_le32s(&packet_len
);
423 skb_copy_to_linear_data(skb
, &packet_len
, sizeof(packet_len
));
425 if ((skb
->len
% 512) == 0) {
426 cpu_to_le32s(&padbytes
);
427 memcpy(skb_tail_pointer(skb
), &padbytes
, sizeof(padbytes
));
428 skb_put(skb
, sizeof(padbytes
));
433 static void asix_status(struct usbnet
*dev
, struct urb
*urb
)
435 struct ax88172_int_data
*event
;
438 if (urb
->actual_length
< 8)
441 event
= urb
->transfer_buffer
;
442 link
= event
->link
& 0x01;
443 if (netif_carrier_ok(dev
->net
) != link
) {
445 netif_carrier_on(dev
->net
);
446 usbnet_defer_kevent (dev
, EVENT_LINK_RESET
);
448 netif_carrier_off(dev
->net
);
449 netdev_dbg(dev
->net
, "Link Status is: %d\n", link
);
453 static inline int asix_set_sw_mii(struct usbnet
*dev
)
456 ret
= asix_write_cmd(dev
, AX_CMD_SET_SW_MII
, 0x0000, 0, 0, NULL
);
458 netdev_err(dev
->net
, "Failed to enable software MII access\n");
462 static inline int asix_set_hw_mii(struct usbnet
*dev
)
465 ret
= asix_write_cmd(dev
, AX_CMD_SET_HW_MII
, 0x0000, 0, 0, NULL
);
467 netdev_err(dev
->net
, "Failed to enable hardware MII access\n");
471 static inline int asix_get_phy_addr(struct usbnet
*dev
)
474 int ret
= asix_read_cmd(dev
, AX_CMD_READ_PHY_ID
, 0, 0, 2, buf
);
476 netdev_dbg(dev
->net
, "asix_get_phy_addr()\n");
479 netdev_err(dev
->net
, "Error reading PHYID register: %02x\n", ret
);
482 netdev_dbg(dev
->net
, "asix_get_phy_addr() returning 0x%04x\n",
490 static int asix_sw_reset(struct usbnet
*dev
, u8 flags
)
494 ret
= asix_write_cmd(dev
, AX_CMD_SW_RESET
, flags
, 0, 0, NULL
);
496 netdev_err(dev
->net
, "Failed to send software reset: %02x\n", ret
);
501 static u16
asix_read_rx_ctl(struct usbnet
*dev
)
504 int ret
= asix_read_cmd(dev
, AX_CMD_READ_RX_CTL
, 0, 0, 2, &v
);
507 netdev_err(dev
->net
, "Error reading RX_CTL register: %02x\n", ret
);
510 ret
= le16_to_cpu(v
);
515 static int asix_write_rx_ctl(struct usbnet
*dev
, u16 mode
)
519 netdev_dbg(dev
->net
, "asix_write_rx_ctl() - mode = 0x%04x\n", mode
);
520 ret
= asix_write_cmd(dev
, AX_CMD_WRITE_RX_CTL
, mode
, 0, 0, NULL
);
522 netdev_err(dev
->net
, "Failed to write RX_CTL mode to 0x%04x: %02x\n",
528 static u16
asix_read_medium_status(struct usbnet
*dev
)
531 int ret
= asix_read_cmd(dev
, AX_CMD_READ_MEDIUM_STATUS
, 0, 0, 2, &v
);
534 netdev_err(dev
->net
, "Error reading Medium Status register: %02x\n",
538 ret
= le16_to_cpu(v
);
543 static int asix_write_medium_mode(struct usbnet
*dev
, u16 mode
)
547 netdev_dbg(dev
->net
, "asix_write_medium_mode() - mode = 0x%04x\n", mode
);
548 ret
= asix_write_cmd(dev
, AX_CMD_WRITE_MEDIUM_MODE
, mode
, 0, 0, NULL
);
550 netdev_err(dev
->net
, "Failed to write Medium Mode mode to 0x%04x: %02x\n",
556 static int asix_write_gpio(struct usbnet
*dev
, u16 value
, int sleep
)
560 netdev_dbg(dev
->net
, "asix_write_gpio() - value = 0x%04x\n", value
);
561 ret
= asix_write_cmd(dev
, AX_CMD_WRITE_GPIOS
, value
, 0, 0, NULL
);
563 netdev_err(dev
->net
, "Failed to write GPIO value 0x%04x: %02x\n",
573 * AX88772 & AX88178 have a 16-bit RX_CTL value
575 static void asix_set_multicast(struct net_device
*net
)
577 struct usbnet
*dev
= netdev_priv(net
);
578 struct asix_data
*data
= (struct asix_data
*)&dev
->data
;
579 u16 rx_ctl
= AX_DEFAULT_RX_CTL
;
581 if (net
->flags
& IFF_PROMISC
) {
582 rx_ctl
|= AX_RX_CTL_PRO
;
583 } else if (net
->flags
& IFF_ALLMULTI
||
584 netdev_mc_count(net
) > AX_MAX_MCAST
) {
585 rx_ctl
|= AX_RX_CTL_AMALL
;
586 } else if (netdev_mc_empty(net
)) {
587 /* just broadcast and directed */
589 /* We use the 20 byte dev->data
590 * for our 8 byte filter buffer
591 * to avoid allocating memory that
592 * is tricky to free later */
593 struct netdev_hw_addr
*ha
;
596 memset(data
->multi_filter
, 0, AX_MCAST_FILTER_SIZE
);
598 /* Build the multicast hash filter. */
599 netdev_for_each_mc_addr(ha
, net
) {
600 crc_bits
= ether_crc(ETH_ALEN
, ha
->addr
) >> 26;
601 data
->multi_filter
[crc_bits
>> 3] |=
605 asix_write_cmd_async(dev
, AX_CMD_WRITE_MULTI_FILTER
, 0, 0,
606 AX_MCAST_FILTER_SIZE
, data
->multi_filter
);
608 rx_ctl
|= AX_RX_CTL_AM
;
611 asix_write_cmd_async(dev
, AX_CMD_WRITE_RX_CTL
, rx_ctl
, 0, 0, NULL
);
614 static int asix_mdio_read(struct net_device
*netdev
, int phy_id
, int loc
)
616 struct usbnet
*dev
= netdev_priv(netdev
);
619 mutex_lock(&dev
->phy_mutex
);
620 asix_set_sw_mii(dev
);
621 asix_read_cmd(dev
, AX_CMD_READ_MII_REG
, phy_id
,
622 (__u16
)loc
, 2, &res
);
623 asix_set_hw_mii(dev
);
624 mutex_unlock(&dev
->phy_mutex
);
626 netdev_dbg(dev
->net
, "asix_mdio_read() phy_id=0x%02x, loc=0x%02x, returns=0x%04x\n",
627 phy_id
, loc
, le16_to_cpu(res
));
629 return le16_to_cpu(res
);
633 asix_mdio_write(struct net_device
*netdev
, int phy_id
, int loc
, int val
)
635 struct usbnet
*dev
= netdev_priv(netdev
);
636 __le16 res
= cpu_to_le16(val
);
638 netdev_dbg(dev
->net
, "asix_mdio_write() phy_id=0x%02x, loc=0x%02x, val=0x%04x\n",
640 mutex_lock(&dev
->phy_mutex
);
641 asix_set_sw_mii(dev
);
642 asix_write_cmd(dev
, AX_CMD_WRITE_MII_REG
, phy_id
, (__u16
)loc
, 2, &res
);
643 asix_set_hw_mii(dev
);
644 mutex_unlock(&dev
->phy_mutex
);
647 /* Get the PHY Identifier from the PHYSID1 & PHYSID2 MII registers */
648 static u32
asix_get_phyid(struct usbnet
*dev
)
653 phy_reg
= asix_mdio_read(dev
->net
, dev
->mii
.phy_id
, MII_PHYSID1
);
657 phy_id
= (phy_reg
& 0xffff) << 16;
659 phy_reg
= asix_mdio_read(dev
->net
, dev
->mii
.phy_id
, MII_PHYSID2
);
663 phy_id
|= (phy_reg
& 0xffff);
669 asix_get_wol(struct net_device
*net
, struct ethtool_wolinfo
*wolinfo
)
671 struct usbnet
*dev
= netdev_priv(net
);
674 if (asix_read_cmd(dev
, AX_CMD_READ_MONITOR_MODE
, 0, 0, 1, &opt
) < 0) {
675 wolinfo
->supported
= 0;
676 wolinfo
->wolopts
= 0;
679 wolinfo
->supported
= WAKE_PHY
| WAKE_MAGIC
;
680 wolinfo
->wolopts
= 0;
684 asix_set_wol(struct net_device
*net
, struct ethtool_wolinfo
*wolinfo
)
686 struct usbnet
*dev
= netdev_priv(net
);
689 if (wolinfo
->wolopts
& WAKE_PHY
)
690 opt
|= AX_MONITOR_LINK
;
691 if (wolinfo
->wolopts
& WAKE_MAGIC
)
692 opt
|= AX_MONITOR_MAGIC
;
694 if (asix_write_cmd(dev
, AX_CMD_WRITE_MONITOR_MODE
,
695 opt
, 0, 0, NULL
) < 0)
701 static int asix_get_eeprom_len(struct net_device
*net
)
703 struct usbnet
*dev
= netdev_priv(net
);
704 struct asix_data
*data
= (struct asix_data
*)&dev
->data
;
706 return data
->eeprom_len
;
709 static int asix_get_eeprom(struct net_device
*net
,
710 struct ethtool_eeprom
*eeprom
, u8
*data
)
712 struct usbnet
*dev
= netdev_priv(net
);
713 __le16
*ebuf
= (__le16
*)data
;
716 /* Crude hack to ensure that we don't overwrite memory
717 * if an odd length is supplied
722 eeprom
->magic
= AX_EEPROM_MAGIC
;
724 /* ax8817x returns 2 bytes from eeprom on read */
725 for (i
=0; i
< eeprom
->len
/ 2; i
++) {
726 if (asix_read_cmd(dev
, AX_CMD_READ_EEPROM
,
727 eeprom
->offset
+ i
, 0, 2, &ebuf
[i
]) < 0)
733 static void asix_get_drvinfo (struct net_device
*net
,
734 struct ethtool_drvinfo
*info
)
736 struct usbnet
*dev
= netdev_priv(net
);
737 struct asix_data
*data
= (struct asix_data
*)&dev
->data
;
739 /* Inherit standard device info */
740 usbnet_get_drvinfo(net
, info
);
741 strncpy (info
->driver
, driver_name
, sizeof info
->driver
);
742 strncpy (info
->version
, DRIVER_VERSION
, sizeof info
->version
);
743 info
->eedump_len
= data
->eeprom_len
;
746 static u32
asix_get_link(struct net_device
*net
)
748 struct usbnet
*dev
= netdev_priv(net
);
750 return mii_link_ok(&dev
->mii
);
753 static int asix_ioctl (struct net_device
*net
, struct ifreq
*rq
, int cmd
)
755 struct usbnet
*dev
= netdev_priv(net
);
757 return generic_mii_ioctl(&dev
->mii
, if_mii(rq
), cmd
, NULL
);
760 static int asix_set_mac_address(struct net_device
*net
, void *p
)
762 struct usbnet
*dev
= netdev_priv(net
);
763 struct asix_data
*data
= (struct asix_data
*)&dev
->data
;
764 struct sockaddr
*addr
= p
;
766 if (netif_running(net
))
768 if (!is_valid_ether_addr(addr
->sa_data
))
769 return -EADDRNOTAVAIL
;
771 memcpy(net
->dev_addr
, addr
->sa_data
, ETH_ALEN
);
773 /* We use the 20 byte dev->data
774 * for our 6 byte mac buffer
775 * to avoid allocating memory that
776 * is tricky to free later */
777 memcpy(data
->mac_addr
, addr
->sa_data
, ETH_ALEN
);
778 asix_write_cmd_async(dev
, AX_CMD_WRITE_NODE_ID
, 0, 0, ETH_ALEN
,
784 /* We need to override some ethtool_ops so we require our
785 own structure so we don't interfere with other usbnet
786 devices that may be connected at the same time. */
787 static const struct ethtool_ops ax88172_ethtool_ops
= {
788 .get_drvinfo
= asix_get_drvinfo
,
789 .get_link
= asix_get_link
,
790 .get_msglevel
= usbnet_get_msglevel
,
791 .set_msglevel
= usbnet_set_msglevel
,
792 .get_wol
= asix_get_wol
,
793 .set_wol
= asix_set_wol
,
794 .get_eeprom_len
= asix_get_eeprom_len
,
795 .get_eeprom
= asix_get_eeprom
,
796 .get_settings
= usbnet_get_settings
,
797 .set_settings
= usbnet_set_settings
,
798 .nway_reset
= usbnet_nway_reset
,
801 static void ax88172_set_multicast(struct net_device
*net
)
803 struct usbnet
*dev
= netdev_priv(net
);
804 struct asix_data
*data
= (struct asix_data
*)&dev
->data
;
807 if (net
->flags
& IFF_PROMISC
) {
809 } else if (net
->flags
& IFF_ALLMULTI
||
810 netdev_mc_count(net
) > AX_MAX_MCAST
) {
812 } else if (netdev_mc_empty(net
)) {
813 /* just broadcast and directed */
815 /* We use the 20 byte dev->data
816 * for our 8 byte filter buffer
817 * to avoid allocating memory that
818 * is tricky to free later */
819 struct netdev_hw_addr
*ha
;
822 memset(data
->multi_filter
, 0, AX_MCAST_FILTER_SIZE
);
824 /* Build the multicast hash filter. */
825 netdev_for_each_mc_addr(ha
, net
) {
826 crc_bits
= ether_crc(ETH_ALEN
, ha
->addr
) >> 26;
827 data
->multi_filter
[crc_bits
>> 3] |=
831 asix_write_cmd_async(dev
, AX_CMD_WRITE_MULTI_FILTER
, 0, 0,
832 AX_MCAST_FILTER_SIZE
, data
->multi_filter
);
837 asix_write_cmd_async(dev
, AX_CMD_WRITE_RX_CTL
, rx_ctl
, 0, 0, NULL
);
840 static int ax88172_link_reset(struct usbnet
*dev
)
843 struct ethtool_cmd ecmd
= { .cmd
= ETHTOOL_GSET
};
845 mii_check_media(&dev
->mii
, 1, 1);
846 mii_ethtool_gset(&dev
->mii
, &ecmd
);
847 mode
= AX88172_MEDIUM_DEFAULT
;
849 if (ecmd
.duplex
!= DUPLEX_FULL
)
850 mode
|= ~AX88172_MEDIUM_FD
;
852 netdev_dbg(dev
->net
, "ax88172_link_reset() speed: %u duplex: %d setting mode to 0x%04x\n",
853 ethtool_cmd_speed(&ecmd
), ecmd
.duplex
, mode
);
855 asix_write_medium_mode(dev
, mode
);
860 static const struct net_device_ops ax88172_netdev_ops
= {
861 .ndo_open
= usbnet_open
,
862 .ndo_stop
= usbnet_stop
,
863 .ndo_start_xmit
= usbnet_start_xmit
,
864 .ndo_tx_timeout
= usbnet_tx_timeout
,
865 .ndo_change_mtu
= usbnet_change_mtu
,
866 .ndo_set_mac_address
= eth_mac_addr
,
867 .ndo_validate_addr
= eth_validate_addr
,
868 .ndo_do_ioctl
= asix_ioctl
,
869 .ndo_set_rx_mode
= ax88172_set_multicast
,
872 static int ax88172_bind(struct usbnet
*dev
, struct usb_interface
*intf
)
877 unsigned long gpio_bits
= dev
->driver_info
->data
;
878 struct asix_data
*data
= (struct asix_data
*)&dev
->data
;
880 data
->eeprom_len
= AX88172_EEPROM_LEN
;
882 usbnet_get_endpoints(dev
,intf
);
884 /* Toggle the GPIOs in a manufacturer/model specific way */
885 for (i
= 2; i
>= 0; i
--) {
886 if ((ret
= asix_write_cmd(dev
, AX_CMD_WRITE_GPIOS
,
887 (gpio_bits
>> (i
* 8)) & 0xff, 0, 0,
893 if ((ret
= asix_write_rx_ctl(dev
, 0x80)) < 0)
896 /* Get the MAC address */
897 if ((ret
= asix_read_cmd(dev
, AX88172_CMD_READ_NODE_ID
,
898 0, 0, ETH_ALEN
, buf
)) < 0) {
899 dbg("read AX_CMD_READ_NODE_ID failed: %d", ret
);
902 memcpy(dev
->net
->dev_addr
, buf
, ETH_ALEN
);
904 /* Initialize MII structure */
905 dev
->mii
.dev
= dev
->net
;
906 dev
->mii
.mdio_read
= asix_mdio_read
;
907 dev
->mii
.mdio_write
= asix_mdio_write
;
908 dev
->mii
.phy_id_mask
= 0x3f;
909 dev
->mii
.reg_num_mask
= 0x1f;
910 dev
->mii
.phy_id
= asix_get_phy_addr(dev
);
912 dev
->net
->netdev_ops
= &ax88172_netdev_ops
;
913 dev
->net
->ethtool_ops
= &ax88172_ethtool_ops
;
915 asix_mdio_write(dev
->net
, dev
->mii
.phy_id
, MII_BMCR
, BMCR_RESET
);
916 asix_mdio_write(dev
->net
, dev
->mii
.phy_id
, MII_ADVERTISE
,
917 ADVERTISE_ALL
| ADVERTISE_CSMA
| ADVERTISE_PAUSE_CAP
);
918 mii_nway_restart(&dev
->mii
);
926 static const struct ethtool_ops ax88772_ethtool_ops
= {
927 .get_drvinfo
= asix_get_drvinfo
,
928 .get_link
= asix_get_link
,
929 .get_msglevel
= usbnet_get_msglevel
,
930 .set_msglevel
= usbnet_set_msglevel
,
931 .get_wol
= asix_get_wol
,
932 .set_wol
= asix_set_wol
,
933 .get_eeprom_len
= asix_get_eeprom_len
,
934 .get_eeprom
= asix_get_eeprom
,
935 .get_settings
= usbnet_get_settings
,
936 .set_settings
= usbnet_set_settings
,
937 .nway_reset
= usbnet_nway_reset
,
940 static int ax88772_link_reset(struct usbnet
*dev
)
943 struct ethtool_cmd ecmd
= { .cmd
= ETHTOOL_GSET
};
945 mii_check_media(&dev
->mii
, 1, 1);
946 mii_ethtool_gset(&dev
->mii
, &ecmd
);
947 mode
= AX88772_MEDIUM_DEFAULT
;
949 if (ethtool_cmd_speed(&ecmd
) != SPEED_100
)
950 mode
&= ~AX_MEDIUM_PS
;
952 if (ecmd
.duplex
!= DUPLEX_FULL
)
953 mode
&= ~AX_MEDIUM_FD
;
955 netdev_dbg(dev
->net
, "ax88772_link_reset() speed: %u duplex: %d setting mode to 0x%04x\n",
956 ethtool_cmd_speed(&ecmd
), ecmd
.duplex
, mode
);
958 asix_write_medium_mode(dev
, mode
);
963 static int ax88772_reset(struct usbnet
*dev
)
968 if ((ret
= asix_write_gpio(dev
,
969 AX_GPIO_RSE
| AX_GPIO_GPO_2
| AX_GPIO_GPO2EN
, 5)) < 0)
972 embd_phy
= ((asix_get_phy_addr(dev
) & 0x1f) == 0x10 ? 1 : 0);
974 if ((ret
= asix_write_cmd(dev
, AX_CMD_SW_PHY_SELECT
,
975 embd_phy
, 0, 0, NULL
)) < 0) {
976 dbg("Select PHY #1 failed: %d", ret
);
980 if ((ret
= asix_sw_reset(dev
, AX_SWRESET_IPPD
| AX_SWRESET_PRL
)) < 0)
984 if ((ret
= asix_sw_reset(dev
, AX_SWRESET_CLEAR
)) < 0)
990 if ((ret
= asix_sw_reset(dev
, AX_SWRESET_IPRL
)) < 0)
994 if ((ret
= asix_sw_reset(dev
, AX_SWRESET_PRTE
)) < 0)
999 rx_ctl
= asix_read_rx_ctl(dev
);
1000 dbg("RX_CTL is 0x%04x after software reset", rx_ctl
);
1001 if ((ret
= asix_write_rx_ctl(dev
, 0x0000)) < 0)
1004 rx_ctl
= asix_read_rx_ctl(dev
);
1005 dbg("RX_CTL is 0x%04x setting to 0x0000", rx_ctl
);
1007 if ((ret
= asix_sw_reset(dev
, AX_SWRESET_PRL
)) < 0)
1012 if ((ret
= asix_sw_reset(dev
, AX_SWRESET_IPRL
| AX_SWRESET_PRL
)) < 0)
1017 asix_mdio_write(dev
->net
, dev
->mii
.phy_id
, MII_BMCR
, BMCR_RESET
);
1018 asix_mdio_write(dev
->net
, dev
->mii
.phy_id
, MII_ADVERTISE
,
1019 ADVERTISE_ALL
| ADVERTISE_CSMA
);
1020 mii_nway_restart(&dev
->mii
);
1022 if ((ret
= asix_write_medium_mode(dev
, AX88772_MEDIUM_DEFAULT
)) < 0)
1025 if ((ret
= asix_write_cmd(dev
, AX_CMD_WRITE_IPG0
,
1026 AX88772_IPG0_DEFAULT
| AX88772_IPG1_DEFAULT
,
1027 AX88772_IPG2_DEFAULT
, 0, NULL
)) < 0) {
1028 dbg("Write IPG,IPG1,IPG2 failed: %d", ret
);
1032 /* Set RX_CTL to default values with 2k buffer, and enable cactus */
1033 if ((ret
= asix_write_rx_ctl(dev
, AX_DEFAULT_RX_CTL
)) < 0)
1036 rx_ctl
= asix_read_rx_ctl(dev
);
1037 dbg("RX_CTL is 0x%04x after all initializations", rx_ctl
);
1039 rx_ctl
= asix_read_medium_status(dev
);
1040 dbg("Medium Status is 0x%04x after all initializations", rx_ctl
);
1049 static const struct net_device_ops ax88772_netdev_ops
= {
1050 .ndo_open
= usbnet_open
,
1051 .ndo_stop
= usbnet_stop
,
1052 .ndo_start_xmit
= usbnet_start_xmit
,
1053 .ndo_tx_timeout
= usbnet_tx_timeout
,
1054 .ndo_change_mtu
= usbnet_change_mtu
,
1055 .ndo_set_mac_address
= asix_set_mac_address
,
1056 .ndo_validate_addr
= eth_validate_addr
,
1057 .ndo_do_ioctl
= asix_ioctl
,
1058 .ndo_set_rx_mode
= asix_set_multicast
,
1061 static int ax88772_bind(struct usbnet
*dev
, struct usb_interface
*intf
)
1064 struct asix_data
*data
= (struct asix_data
*)&dev
->data
;
1068 data
->eeprom_len
= AX88772_EEPROM_LEN
;
1070 usbnet_get_endpoints(dev
,intf
);
1072 /* Get the MAC address */
1073 if ((ret
= asix_read_cmd(dev
, AX_CMD_READ_NODE_ID
,
1074 0, 0, ETH_ALEN
, buf
)) < 0) {
1075 dbg("Failed to read MAC address: %d", ret
);
1078 memcpy(dev
->net
->dev_addr
, buf
, ETH_ALEN
);
1080 /* Initialize MII structure */
1081 dev
->mii
.dev
= dev
->net
;
1082 dev
->mii
.mdio_read
= asix_mdio_read
;
1083 dev
->mii
.mdio_write
= asix_mdio_write
;
1084 dev
->mii
.phy_id_mask
= 0x1f;
1085 dev
->mii
.reg_num_mask
= 0x1f;
1086 dev
->mii
.phy_id
= asix_get_phy_addr(dev
);
1088 phyid
= asix_get_phyid(dev
);
1089 dbg("PHYID=0x%08x", phyid
);
1091 dev
->net
->netdev_ops
= &ax88772_netdev_ops
;
1092 dev
->net
->ethtool_ops
= &ax88772_ethtool_ops
;
1094 if ((ret
= ax88772_reset(dev
)) < 0)
1097 /* Asix framing packs multiple eth frames into a 2K usb bulk transfer */
1098 if (dev
->driver_info
->flags
& FLAG_FRAMING_AX
) {
1099 /* hard_mtu is still the default - the device does not support
1101 dev
->rx_urb_size
= 2048;
1108 static struct ethtool_ops ax88178_ethtool_ops
= {
1109 .get_drvinfo
= asix_get_drvinfo
,
1110 .get_link
= asix_get_link
,
1111 .get_msglevel
= usbnet_get_msglevel
,
1112 .set_msglevel
= usbnet_set_msglevel
,
1113 .get_wol
= asix_get_wol
,
1114 .set_wol
= asix_set_wol
,
1115 .get_eeprom_len
= asix_get_eeprom_len
,
1116 .get_eeprom
= asix_get_eeprom
,
1117 .get_settings
= usbnet_get_settings
,
1118 .set_settings
= usbnet_set_settings
,
1119 .nway_reset
= usbnet_nway_reset
,
1122 static int marvell_phy_init(struct usbnet
*dev
)
1124 struct asix_data
*data
= (struct asix_data
*)&dev
->data
;
1127 netdev_dbg(dev
->net
, "marvell_phy_init()\n");
1129 reg
= asix_mdio_read(dev
->net
, dev
->mii
.phy_id
, MII_MARVELL_STATUS
);
1130 netdev_dbg(dev
->net
, "MII_MARVELL_STATUS = 0x%04x\n", reg
);
1132 asix_mdio_write(dev
->net
, dev
->mii
.phy_id
, MII_MARVELL_CTRL
,
1133 MARVELL_CTRL_RXDELAY
| MARVELL_CTRL_TXDELAY
);
1135 if (data
->ledmode
) {
1136 reg
= asix_mdio_read(dev
->net
, dev
->mii
.phy_id
,
1137 MII_MARVELL_LED_CTRL
);
1138 netdev_dbg(dev
->net
, "MII_MARVELL_LED_CTRL (1) = 0x%04x\n", reg
);
1141 reg
|= (1 + 0x0100);
1142 asix_mdio_write(dev
->net
, dev
->mii
.phy_id
,
1143 MII_MARVELL_LED_CTRL
, reg
);
1145 reg
= asix_mdio_read(dev
->net
, dev
->mii
.phy_id
,
1146 MII_MARVELL_LED_CTRL
);
1147 netdev_dbg(dev
->net
, "MII_MARVELL_LED_CTRL (2) = 0x%04x\n", reg
);
1154 static int rtl8211cl_phy_init(struct usbnet
*dev
)
1156 struct asix_data
*data
= (struct asix_data
*)&dev
->data
;
1158 netdev_dbg(dev
->net
, "rtl8211cl_phy_init()\n");
1160 asix_mdio_write (dev
->net
, dev
->mii
.phy_id
, 0x1f, 0x0005);
1161 asix_mdio_write (dev
->net
, dev
->mii
.phy_id
, 0x0c, 0);
1162 asix_mdio_write (dev
->net
, dev
->mii
.phy_id
, 0x01,
1163 asix_mdio_read (dev
->net
, dev
->mii
.phy_id
, 0x01) | 0x0080);
1164 asix_mdio_write (dev
->net
, dev
->mii
.phy_id
, 0x1f, 0);
1166 if (data
->ledmode
== 12) {
1167 asix_mdio_write (dev
->net
, dev
->mii
.phy_id
, 0x1f, 0x0002);
1168 asix_mdio_write (dev
->net
, dev
->mii
.phy_id
, 0x1a, 0x00cb);
1169 asix_mdio_write (dev
->net
, dev
->mii
.phy_id
, 0x1f, 0);
1175 static int marvell_led_status(struct usbnet
*dev
, u16 speed
)
1177 u16 reg
= asix_mdio_read(dev
->net
, dev
->mii
.phy_id
, MARVELL_LED_MANUAL
);
1179 netdev_dbg(dev
->net
, "marvell_led_status() read 0x%04x\n", reg
);
1181 /* Clear out the center LED bits - 0x03F0 */
1195 netdev_dbg(dev
->net
, "marvell_led_status() writing 0x%04x\n", reg
);
1196 asix_mdio_write(dev
->net
, dev
->mii
.phy_id
, MARVELL_LED_MANUAL
, reg
);
1201 static int ax88178_reset(struct usbnet
*dev
)
1203 struct asix_data
*data
= (struct asix_data
*)&dev
->data
;
1209 asix_read_cmd(dev
, AX_CMD_READ_GPIOS
, 0, 0, 1, &status
);
1210 dbg("GPIO Status: 0x%04x", status
);
1212 asix_write_cmd(dev
, AX_CMD_WRITE_ENABLE
, 0, 0, 0, NULL
);
1213 asix_read_cmd(dev
, AX_CMD_READ_EEPROM
, 0x0017, 0, 2, &eeprom
);
1214 asix_write_cmd(dev
, AX_CMD_WRITE_DISABLE
, 0, 0, 0, NULL
);
1216 dbg("EEPROM index 0x17 is 0x%04x", eeprom
);
1218 if (eeprom
== cpu_to_le16(0xffff)) {
1219 data
->phymode
= PHY_MODE_MARVELL
;
1223 data
->phymode
= le16_to_cpu(eeprom
) & 7;
1224 data
->ledmode
= le16_to_cpu(eeprom
) >> 8;
1225 gpio0
= (le16_to_cpu(eeprom
) & 0x80) ? 0 : 1;
1227 dbg("GPIO0: %d, PhyMode: %d", gpio0
, data
->phymode
);
1229 asix_write_gpio(dev
, AX_GPIO_RSE
| AX_GPIO_GPO_1
| AX_GPIO_GPO1EN
, 40);
1230 if ((le16_to_cpu(eeprom
) >> 8) != 1) {
1231 asix_write_gpio(dev
, 0x003c, 30);
1232 asix_write_gpio(dev
, 0x001c, 300);
1233 asix_write_gpio(dev
, 0x003c, 30);
1235 dbg("gpio phymode == 1 path");
1236 asix_write_gpio(dev
, AX_GPIO_GPO1EN
, 30);
1237 asix_write_gpio(dev
, AX_GPIO_GPO1EN
| AX_GPIO_GPO_1
, 30);
1240 asix_sw_reset(dev
, 0);
1243 asix_sw_reset(dev
, AX_SWRESET_PRL
| AX_SWRESET_IPPD
);
1246 asix_write_rx_ctl(dev
, 0);
1248 if (data
->phymode
== PHY_MODE_MARVELL
) {
1249 marvell_phy_init(dev
);
1251 } else if (data
->phymode
== PHY_MODE_RTL8211CL
)
1252 rtl8211cl_phy_init(dev
);
1254 asix_mdio_write(dev
->net
, dev
->mii
.phy_id
, MII_BMCR
,
1255 BMCR_RESET
| BMCR_ANENABLE
);
1256 asix_mdio_write(dev
->net
, dev
->mii
.phy_id
, MII_ADVERTISE
,
1257 ADVERTISE_ALL
| ADVERTISE_CSMA
| ADVERTISE_PAUSE_CAP
);
1258 asix_mdio_write(dev
->net
, dev
->mii
.phy_id
, MII_CTRL1000
,
1259 ADVERTISE_1000FULL
);
1261 mii_nway_restart(&dev
->mii
);
1263 if ((ret
= asix_write_medium_mode(dev
, AX88178_MEDIUM_DEFAULT
)) < 0)
1266 if ((ret
= asix_write_rx_ctl(dev
, AX_DEFAULT_RX_CTL
)) < 0)
1276 static int ax88178_link_reset(struct usbnet
*dev
)
1279 struct ethtool_cmd ecmd
= { .cmd
= ETHTOOL_GSET
};
1280 struct asix_data
*data
= (struct asix_data
*)&dev
->data
;
1283 netdev_dbg(dev
->net
, "ax88178_link_reset()\n");
1285 mii_check_media(&dev
->mii
, 1, 1);
1286 mii_ethtool_gset(&dev
->mii
, &ecmd
);
1287 mode
= AX88178_MEDIUM_DEFAULT
;
1288 speed
= ethtool_cmd_speed(&ecmd
);
1290 if (speed
== SPEED_1000
)
1291 mode
|= AX_MEDIUM_GM
;
1292 else if (speed
== SPEED_100
)
1293 mode
|= AX_MEDIUM_PS
;
1295 mode
&= ~(AX_MEDIUM_PS
| AX_MEDIUM_GM
);
1297 mode
|= AX_MEDIUM_ENCK
;
1299 if (ecmd
.duplex
== DUPLEX_FULL
)
1300 mode
|= AX_MEDIUM_FD
;
1302 mode
&= ~AX_MEDIUM_FD
;
1304 netdev_dbg(dev
->net
, "ax88178_link_reset() speed: %u duplex: %d setting mode to 0x%04x\n",
1305 speed
, ecmd
.duplex
, mode
);
1307 asix_write_medium_mode(dev
, mode
);
1309 if (data
->phymode
== PHY_MODE_MARVELL
&& data
->ledmode
)
1310 marvell_led_status(dev
, speed
);
1315 static void ax88178_set_mfb(struct usbnet
*dev
)
1317 u16 mfb
= AX_RX_CTL_MFB_16384
;
1320 int old_rx_urb_size
= dev
->rx_urb_size
;
1322 if (dev
->hard_mtu
< 2048) {
1323 dev
->rx_urb_size
= 2048;
1324 mfb
= AX_RX_CTL_MFB_2048
;
1325 } else if (dev
->hard_mtu
< 4096) {
1326 dev
->rx_urb_size
= 4096;
1327 mfb
= AX_RX_CTL_MFB_4096
;
1328 } else if (dev
->hard_mtu
< 8192) {
1329 dev
->rx_urb_size
= 8192;
1330 mfb
= AX_RX_CTL_MFB_8192
;
1331 } else if (dev
->hard_mtu
< 16384) {
1332 dev
->rx_urb_size
= 16384;
1333 mfb
= AX_RX_CTL_MFB_16384
;
1336 rxctl
= asix_read_rx_ctl(dev
);
1337 asix_write_rx_ctl(dev
, (rxctl
& ~AX_RX_CTL_MFB_16384
) | mfb
);
1339 medium
= asix_read_medium_status(dev
);
1340 if (dev
->net
->mtu
> 1500)
1341 medium
|= AX_MEDIUM_JFE
;
1343 medium
&= ~AX_MEDIUM_JFE
;
1344 asix_write_medium_mode(dev
, medium
);
1346 if (dev
->rx_urb_size
> old_rx_urb_size
)
1347 usbnet_unlink_rx_urbs(dev
);
1350 static int ax88178_change_mtu(struct net_device
*net
, int new_mtu
)
1352 struct usbnet
*dev
= netdev_priv(net
);
1353 int ll_mtu
= new_mtu
+ net
->hard_header_len
+ 4;
1355 netdev_dbg(dev
->net
, "ax88178_change_mtu() new_mtu=%d\n", new_mtu
);
1357 if (new_mtu
<= 0 || ll_mtu
> 16384)
1360 if ((ll_mtu
% dev
->maxpacket
) == 0)
1364 dev
->hard_mtu
= net
->mtu
+ net
->hard_header_len
;
1365 ax88178_set_mfb(dev
);
1370 static const struct net_device_ops ax88178_netdev_ops
= {
1371 .ndo_open
= usbnet_open
,
1372 .ndo_stop
= usbnet_stop
,
1373 .ndo_start_xmit
= usbnet_start_xmit
,
1374 .ndo_tx_timeout
= usbnet_tx_timeout
,
1375 .ndo_set_mac_address
= asix_set_mac_address
,
1376 .ndo_validate_addr
= eth_validate_addr
,
1377 .ndo_set_rx_mode
= asix_set_multicast
,
1378 .ndo_do_ioctl
= asix_ioctl
,
1379 .ndo_change_mtu
= ax88178_change_mtu
,
1382 static int ax88178_bind(struct usbnet
*dev
, struct usb_interface
*intf
)
1388 usbnet_get_endpoints(dev
,intf
);
1390 /* Get the MAC address */
1391 if ((ret
= asix_read_cmd(dev
, AX_CMD_READ_NODE_ID
,
1392 0, 0, ETH_ALEN
, buf
)) < 0) {
1393 dbg("Failed to read MAC address: %d", ret
);
1396 memcpy(dev
->net
->dev_addr
, buf
, ETH_ALEN
);
1398 /* Initialize MII structure */
1399 dev
->mii
.dev
= dev
->net
;
1400 dev
->mii
.mdio_read
= asix_mdio_read
;
1401 dev
->mii
.mdio_write
= asix_mdio_write
;
1402 dev
->mii
.phy_id_mask
= 0x1f;
1403 dev
->mii
.reg_num_mask
= 0xff;
1404 dev
->mii
.supports_gmii
= 1;
1405 dev
->mii
.phy_id
= asix_get_phy_addr(dev
);
1407 dev
->net
->netdev_ops
= &ax88178_netdev_ops
;
1408 dev
->net
->ethtool_ops
= &ax88178_ethtool_ops
;
1410 phyid
= asix_get_phyid(dev
);
1411 dbg("PHYID=0x%08x", phyid
);
1413 ret
= ax88178_reset(dev
);
1417 /* Asix framing packs multiple eth frames into a 2K usb bulk transfer */
1418 if (dev
->driver_info
->flags
& FLAG_FRAMING_AX
) {
1419 /* hard_mtu is still the default - the device does not support
1421 dev
->rx_urb_size
= 2048;
1429 static const struct driver_info ax8817x_info
= {
1430 .description
= "ASIX AX8817x USB 2.0 Ethernet",
1431 .bind
= ax88172_bind
,
1432 .status
= asix_status
,
1433 .link_reset
= ax88172_link_reset
,
1434 .reset
= ax88172_link_reset
,
1435 .flags
= FLAG_ETHER
| FLAG_LINK_INTR
,
1439 static const struct driver_info dlink_dub_e100_info
= {
1440 .description
= "DLink DUB-E100 USB Ethernet",
1441 .bind
= ax88172_bind
,
1442 .status
= asix_status
,
1443 .link_reset
= ax88172_link_reset
,
1444 .reset
= ax88172_link_reset
,
1445 .flags
= FLAG_ETHER
| FLAG_LINK_INTR
,
1449 static const struct driver_info netgear_fa120_info
= {
1450 .description
= "Netgear FA-120 USB Ethernet",
1451 .bind
= ax88172_bind
,
1452 .status
= asix_status
,
1453 .link_reset
= ax88172_link_reset
,
1454 .reset
= ax88172_link_reset
,
1455 .flags
= FLAG_ETHER
| FLAG_LINK_INTR
,
1459 static const struct driver_info hawking_uf200_info
= {
1460 .description
= "Hawking UF200 USB Ethernet",
1461 .bind
= ax88172_bind
,
1462 .status
= asix_status
,
1463 .link_reset
= ax88172_link_reset
,
1464 .reset
= ax88172_link_reset
,
1465 .flags
= FLAG_ETHER
| FLAG_LINK_INTR
,
1469 static const struct driver_info ax88772_info
= {
1470 .description
= "ASIX AX88772 USB 2.0 Ethernet",
1471 .bind
= ax88772_bind
,
1472 .status
= asix_status
,
1473 .link_reset
= ax88772_link_reset
,
1474 .reset
= ax88772_reset
,
1475 .flags
= FLAG_ETHER
| FLAG_FRAMING_AX
| FLAG_LINK_INTR
,
1476 .rx_fixup
= asix_rx_fixup
,
1477 .tx_fixup
= asix_tx_fixup
,
1480 static const struct driver_info ax88178_info
= {
1481 .description
= "ASIX AX88178 USB 2.0 Ethernet",
1482 .bind
= ax88178_bind
,
1483 .status
= asix_status
,
1484 .link_reset
= ax88178_link_reset
,
1485 .reset
= ax88178_reset
,
1486 .flags
= FLAG_ETHER
| FLAG_FRAMING_AX
| FLAG_LINK_INTR
,
1487 .rx_fixup
= asix_rx_fixup
,
1488 .tx_fixup
= asix_tx_fixup
,
1491 static const struct usb_device_id products
[] = {
1494 USB_DEVICE (0x077b, 0x2226),
1495 .driver_info
= (unsigned long) &ax8817x_info
,
1498 USB_DEVICE (0x0846, 0x1040),
1499 .driver_info
= (unsigned long) &netgear_fa120_info
,
1502 USB_DEVICE (0x2001, 0x1a00),
1503 .driver_info
= (unsigned long) &dlink_dub_e100_info
,
1505 // Intellinet, ST Lab USB Ethernet
1506 USB_DEVICE (0x0b95, 0x1720),
1507 .driver_info
= (unsigned long) &ax8817x_info
,
1509 // Hawking UF200, TrendNet TU2-ET100
1510 USB_DEVICE (0x07b8, 0x420a),
1511 .driver_info
= (unsigned long) &hawking_uf200_info
,
1513 // Billionton Systems, USB2AR
1514 USB_DEVICE (0x08dd, 0x90ff),
1515 .driver_info
= (unsigned long) &ax8817x_info
,
1518 USB_DEVICE (0x0557, 0x2009),
1519 .driver_info
= (unsigned long) &ax8817x_info
,
1521 // Buffalo LUA-U2-KTX
1522 USB_DEVICE (0x0411, 0x003d),
1523 .driver_info
= (unsigned long) &ax8817x_info
,
1525 // Buffalo LUA-U2-GT 10/100/1000
1526 USB_DEVICE (0x0411, 0x006e),
1527 .driver_info
= (unsigned long) &ax88178_info
,
1529 // Sitecom LN-029 "USB 2.0 10/100 Ethernet adapter"
1530 USB_DEVICE (0x6189, 0x182d),
1531 .driver_info
= (unsigned long) &ax8817x_info
,
1533 // corega FEther USB2-TX
1534 USB_DEVICE (0x07aa, 0x0017),
1535 .driver_info
= (unsigned long) &ax8817x_info
,
1537 // Surecom EP-1427X-2
1538 USB_DEVICE (0x1189, 0x0893),
1539 .driver_info
= (unsigned long) &ax8817x_info
,
1541 // goodway corp usb gwusb2e
1542 USB_DEVICE (0x1631, 0x6200),
1543 .driver_info
= (unsigned long) &ax8817x_info
,
1545 // JVC MP-PRX1 Port Replicator
1546 USB_DEVICE (0x04f1, 0x3008),
1547 .driver_info
= (unsigned long) &ax8817x_info
,
1549 // ASIX AX88772B 10/100
1550 USB_DEVICE (0x0b95, 0x772b),
1551 .driver_info
= (unsigned long) &ax88772_info
,
1553 // ASIX AX88772 10/100
1554 USB_DEVICE (0x0b95, 0x7720),
1555 .driver_info
= (unsigned long) &ax88772_info
,
1557 // ASIX AX88178 10/100/1000
1558 USB_DEVICE (0x0b95, 0x1780),
1559 .driver_info
= (unsigned long) &ax88178_info
,
1561 // Logitec LAN-GTJ/U2A
1562 USB_DEVICE (0x0789, 0x0160),
1563 .driver_info
= (unsigned long) &ax88178_info
,
1565 // Linksys USB200M Rev 2
1566 USB_DEVICE (0x13b1, 0x0018),
1567 .driver_info
= (unsigned long) &ax88772_info
,
1569 // 0Q0 cable ethernet
1570 USB_DEVICE (0x1557, 0x7720),
1571 .driver_info
= (unsigned long) &ax88772_info
,
1573 // DLink DUB-E100 H/W Ver B1
1574 USB_DEVICE (0x07d1, 0x3c05),
1575 .driver_info
= (unsigned long) &ax88772_info
,
1577 // DLink DUB-E100 H/W Ver B1 Alternate
1578 USB_DEVICE (0x2001, 0x3c05),
1579 .driver_info
= (unsigned long) &ax88772_info
,
1582 USB_DEVICE (0x1737, 0x0039),
1583 .driver_info
= (unsigned long) &ax88178_info
,
1586 USB_DEVICE (0x04bb, 0x0930),
1587 .driver_info
= (unsigned long) &ax88178_info
,
1590 USB_DEVICE(0x050d, 0x5055),
1591 .driver_info
= (unsigned long) &ax88178_info
,
1593 // Apple USB Ethernet Adapter
1594 USB_DEVICE(0x05ac, 0x1402),
1595 .driver_info
= (unsigned long) &ax88772_info
,
1597 // Cables-to-Go USB Ethernet Adapter
1598 USB_DEVICE(0x0b95, 0x772a),
1599 .driver_info
= (unsigned long) &ax88772_info
,
1602 USB_DEVICE(0x14ea, 0xab11),
1603 .driver_info
= (unsigned long) &ax88178_info
,
1606 USB_DEVICE(0x0db0, 0xa877),
1607 .driver_info
= (unsigned long) &ax88772_info
,
1611 MODULE_DEVICE_TABLE(usb
, products
);
1613 static struct usb_driver asix_driver
= {
1615 .id_table
= products
,
1616 .probe
= usbnet_probe
,
1617 .suspend
= usbnet_suspend
,
1618 .resume
= usbnet_resume
,
1619 .disconnect
= usbnet_disconnect
,
1620 .supports_autosuspend
= 1,
1623 static int __init
asix_init(void)
1625 return usb_register(&asix_driver
);
1627 module_init(asix_init
);
1629 static void __exit
asix_exit(void)
1631 usb_deregister(&asix_driver
);
1633 module_exit(asix_exit
);
1635 MODULE_AUTHOR("David Hollis");
1636 MODULE_VERSION(DRIVER_VERSION
);
1637 MODULE_DESCRIPTION("ASIX AX8817X based USB 2.0 Ethernet Devices");
1638 MODULE_LICENSE("GPL");