blob: e009481c606c740cea0b2a30fd7bad7f30f3fe8d [file] [log] [blame]
David Brownell2e55cc72005-08-31 09:53:10 -07001/*
2 * ASIX AX8817X based USB 2.0 Ethernet Devices
David Hollis933a27d2006-07-29 10:12:50 -04003 * Copyright (C) 2003-2006 David Hollis <dhollis@davehollis.com>
David Brownell2e55cc72005-08-31 09:53:10 -07004 * Copyright (C) 2005 Phil Chang <pchang23@sbcglobal.net>
David Hollis933a27d2006-07-29 10:12:50 -04005 * Copyright (C) 2006 James Painter <jamie.painter@iname.com>
David Brownell2e55cc72005-08-31 09:53:10 -07006 * Copyright (c) 2002-2003 TiVo Inc.
7 *
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.
12 *
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.
17 *
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
21 */
22
23// #define DEBUG // error path messages, extra info
24// #define VERBOSE // more; success messages
25
David Brownell2e55cc72005-08-31 09:53:10 -070026#include <linux/module.h>
27#include <linux/kmod.h>
David Brownell2e55cc72005-08-31 09:53:10 -070028#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>
Jussi Kivilinna3692e942008-01-26 00:51:45 +020036#include <linux/usb/usbnet.h>
David Brownell2e55cc72005-08-31 09:53:10 -070037
David Hollis933a27d2006-07-29 10:12:50 -040038#define DRIVER_VERSION "14-Jun-2006"
39static const char driver_name [] = "asix";
40
David Brownell2e55cc72005-08-31 09:53:10 -070041/* ASIX AX8817X based USB 2.0 Ethernet Devices */
42
43#define AX_CMD_SET_SW_MII 0x06
44#define AX_CMD_READ_MII_REG 0x07
45#define AX_CMD_WRITE_MII_REG 0x08
46#define AX_CMD_SET_HW_MII 0x0a
47#define AX_CMD_READ_EEPROM 0x0b
48#define AX_CMD_WRITE_EEPROM 0x0c
49#define AX_CMD_WRITE_ENABLE 0x0d
50#define AX_CMD_WRITE_DISABLE 0x0e
David Hollis933a27d2006-07-29 10:12:50 -040051#define AX_CMD_READ_RX_CTL 0x0f
David Brownell2e55cc72005-08-31 09:53:10 -070052#define AX_CMD_WRITE_RX_CTL 0x10
53#define AX_CMD_READ_IPG012 0x11
54#define AX_CMD_WRITE_IPG0 0x12
55#define AX_CMD_WRITE_IPG1 0x13
David Hollis933a27d2006-07-29 10:12:50 -040056#define AX_CMD_READ_NODE_ID 0x13
David Brownell2e55cc72005-08-31 09:53:10 -070057#define AX_CMD_WRITE_IPG2 0x14
58#define AX_CMD_WRITE_MULTI_FILTER 0x16
David Hollis933a27d2006-07-29 10:12:50 -040059#define AX88172_CMD_READ_NODE_ID 0x17
David Brownell2e55cc72005-08-31 09:53:10 -070060#define AX_CMD_READ_PHY_ID 0x19
61#define AX_CMD_READ_MEDIUM_STATUS 0x1a
62#define AX_CMD_WRITE_MEDIUM_MODE 0x1b
63#define AX_CMD_READ_MONITOR_MODE 0x1c
64#define AX_CMD_WRITE_MONITOR_MODE 0x1d
David Hollis933a27d2006-07-29 10:12:50 -040065#define AX_CMD_READ_GPIOS 0x1e
David Brownell2e55cc72005-08-31 09:53:10 -070066#define AX_CMD_WRITE_GPIOS 0x1f
67#define AX_CMD_SW_RESET 0x20
68#define AX_CMD_SW_PHY_STATUS 0x21
69#define AX_CMD_SW_PHY_SELECT 0x22
David Brownell2e55cc72005-08-31 09:53:10 -070070
71#define AX_MONITOR_MODE 0x01
72#define AX_MONITOR_LINK 0x02
73#define AX_MONITOR_MAGIC 0x04
74#define AX_MONITOR_HSFS 0x10
75
76/* AX88172 Medium Status Register values */
David Hollis933a27d2006-07-29 10:12:50 -040077#define AX88172_MEDIUM_FD 0x02
78#define AX88172_MEDIUM_TX 0x04
79#define AX88172_MEDIUM_FC 0x10
80#define AX88172_MEDIUM_DEFAULT \
81 ( AX88172_MEDIUM_FD | AX88172_MEDIUM_TX | AX88172_MEDIUM_FC )
David Brownell2e55cc72005-08-31 09:53:10 -070082
83#define AX_MCAST_FILTER_SIZE 8
84#define AX_MAX_MCAST 64
85
David Brownell2e55cc72005-08-31 09:53:10 -070086#define AX_SWRESET_CLEAR 0x00
87#define AX_SWRESET_RR 0x01
88#define AX_SWRESET_RT 0x02
89#define AX_SWRESET_PRTE 0x04
90#define AX_SWRESET_PRL 0x08
91#define AX_SWRESET_BZ 0x10
92#define AX_SWRESET_IPRL 0x20
93#define AX_SWRESET_IPPD 0x40
94
95#define AX88772_IPG0_DEFAULT 0x15
96#define AX88772_IPG1_DEFAULT 0x0c
97#define AX88772_IPG2_DEFAULT 0x12
98
David Hollis933a27d2006-07-29 10:12:50 -040099/* AX88772 & AX88178 Medium Mode Register */
100#define AX_MEDIUM_PF 0x0080
101#define AX_MEDIUM_JFE 0x0040
102#define AX_MEDIUM_TFC 0x0020
103#define AX_MEDIUM_RFC 0x0010
104#define AX_MEDIUM_ENCK 0x0008
105#define AX_MEDIUM_AC 0x0004
106#define AX_MEDIUM_FD 0x0002
107#define AX_MEDIUM_GM 0x0001
108#define AX_MEDIUM_SM 0x1000
109#define AX_MEDIUM_SBP 0x0800
110#define AX_MEDIUM_PS 0x0200
111#define AX_MEDIUM_RE 0x0100
David Brownell2e55cc72005-08-31 09:53:10 -0700112
David Hollis933a27d2006-07-29 10:12:50 -0400113#define AX88178_MEDIUM_DEFAULT \
114 (AX_MEDIUM_PS | AX_MEDIUM_FD | AX_MEDIUM_AC | \
115 AX_MEDIUM_RFC | AX_MEDIUM_TFC | AX_MEDIUM_JFE | \
116 AX_MEDIUM_RE )
117
118#define AX88772_MEDIUM_DEFAULT \
119 (AX_MEDIUM_FD | AX_MEDIUM_RFC | \
120 AX_MEDIUM_TFC | AX_MEDIUM_PS | \
121 AX_MEDIUM_AC | AX_MEDIUM_RE )
122
123/* AX88772 & AX88178 RX_CTL values */
124#define AX_RX_CTL_SO 0x0080
125#define AX_RX_CTL_AP 0x0020
126#define AX_RX_CTL_AM 0x0010
127#define AX_RX_CTL_AB 0x0008
128#define AX_RX_CTL_SEP 0x0004
129#define AX_RX_CTL_AMALL 0x0002
130#define AX_RX_CTL_PRO 0x0001
131#define AX_RX_CTL_MFB_2048 0x0000
132#define AX_RX_CTL_MFB_4096 0x0100
133#define AX_RX_CTL_MFB_8192 0x0200
134#define AX_RX_CTL_MFB_16384 0x0300
135
136#define AX_DEFAULT_RX_CTL \
137 (AX_RX_CTL_SO | AX_RX_CTL_AB )
138
139/* GPIO 0 .. 2 toggles */
140#define AX_GPIO_GPO0EN 0x01 /* GPIO0 Output enable */
141#define AX_GPIO_GPO_0 0x02 /* GPIO0 Output value */
142#define AX_GPIO_GPO1EN 0x04 /* GPIO1 Output enable */
143#define AX_GPIO_GPO_1 0x08 /* GPIO1 Output value */
144#define AX_GPIO_GPO2EN 0x10 /* GPIO2 Output enable */
145#define AX_GPIO_GPO_2 0x20 /* GPIO2 Output value */
146#define AX_GPIO_RESERVED 0x40 /* Reserved */
147#define AX_GPIO_RSE 0x80 /* Reload serial EEPROM */
148
149#define AX_EEPROM_MAGIC 0xdeadbeef
150#define AX88172_EEPROM_LEN 0x40
151#define AX88772_EEPROM_LEN 0xff
152
153#define PHY_MODE_MARVELL 0x0000
154#define MII_MARVELL_LED_CTRL 0x0018
155#define MII_MARVELL_STATUS 0x001b
156#define MII_MARVELL_CTRL 0x0014
157
158#define MARVELL_LED_MANUAL 0x0019
159
160#define MARVELL_STATUS_HWCFG 0x0004
161
162#define MARVELL_CTRL_TXDELAY 0x0002
163#define MARVELL_CTRL_RXDELAY 0x0080
David Brownell2e55cc72005-08-31 09:53:10 -0700164
165/* This structure cannot exceed sizeof(unsigned long [5]) AKA 20 bytes */
David Hollis48b1be62006-03-28 20:15:42 -0500166struct asix_data {
David Brownell2e55cc72005-08-31 09:53:10 -0700167 u8 multi_filter[AX_MCAST_FILTER_SIZE];
David Hollis933a27d2006-07-29 10:12:50 -0400168 u8 phymode;
169 u8 ledmode;
170 u8 eeprom_len;
David Brownell2e55cc72005-08-31 09:53:10 -0700171};
172
173struct ax88172_int_data {
Al Viro51bf2972007-12-22 17:42:36 +0000174 __le16 res1;
David Brownell2e55cc72005-08-31 09:53:10 -0700175 u8 link;
Al Viro51bf2972007-12-22 17:42:36 +0000176 __le16 res2;
David Brownell2e55cc72005-08-31 09:53:10 -0700177 u8 status;
Al Viro51bf2972007-12-22 17:42:36 +0000178 __le16 res3;
David Brownell2e55cc72005-08-31 09:53:10 -0700179} __attribute__ ((packed));
180
David Hollis48b1be62006-03-28 20:15:42 -0500181static int asix_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
David Brownell2e55cc72005-08-31 09:53:10 -0700182 u16 size, void *data)
183{
Al Viro51bf2972007-12-22 17:42:36 +0000184 void *buf;
185 int err = -ENOMEM;
186
David Hollis933a27d2006-07-29 10:12:50 -0400187 devdbg(dev,"asix_read_cmd() cmd=0x%02x value=0x%04x index=0x%04x size=%d",
188 cmd, value, index, size);
Al Viro51bf2972007-12-22 17:42:36 +0000189
190 buf = kmalloc(size, GFP_KERNEL);
191 if (!buf)
192 goto out;
193
194 err = usb_control_msg(
David Brownell2e55cc72005-08-31 09:53:10 -0700195 dev->udev,
196 usb_rcvctrlpipe(dev->udev, 0),
197 cmd,
198 USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
199 value,
200 index,
Al Viro51bf2972007-12-22 17:42:36 +0000201 buf,
David Brownell2e55cc72005-08-31 09:53:10 -0700202 size,
203 USB_CTRL_GET_TIMEOUT);
Russ Dill94d43362008-01-09 21:32:07 -0700204 if (err == size)
Al Viro51bf2972007-12-22 17:42:36 +0000205 memcpy(data, buf, size);
Russ Dill94d43362008-01-09 21:32:07 -0700206 else if (err >= 0)
207 err = -EINVAL;
Al Viro51bf2972007-12-22 17:42:36 +0000208 kfree(buf);
209
210out:
211 return err;
David Brownell2e55cc72005-08-31 09:53:10 -0700212}
213
David Hollis48b1be62006-03-28 20:15:42 -0500214static int asix_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
David Brownell2e55cc72005-08-31 09:53:10 -0700215 u16 size, void *data)
216{
Al Viro51bf2972007-12-22 17:42:36 +0000217 void *buf = NULL;
218 int err = -ENOMEM;
219
David Hollis933a27d2006-07-29 10:12:50 -0400220 devdbg(dev,"asix_write_cmd() cmd=0x%02x value=0x%04x index=0x%04x size=%d",
221 cmd, value, index, size);
Al Viro51bf2972007-12-22 17:42:36 +0000222
223 if (data) {
224 buf = kmalloc(size, GFP_KERNEL);
225 if (!buf)
226 goto out;
227 memcpy(buf, data, size);
228 }
229
230 err = usb_control_msg(
David Brownell2e55cc72005-08-31 09:53:10 -0700231 dev->udev,
232 usb_sndctrlpipe(dev->udev, 0),
233 cmd,
234 USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
235 value,
236 index,
Al Viro51bf2972007-12-22 17:42:36 +0000237 buf,
David Brownell2e55cc72005-08-31 09:53:10 -0700238 size,
239 USB_CTRL_SET_TIMEOUT);
Al Viro51bf2972007-12-22 17:42:36 +0000240 kfree(buf);
241
242out:
243 return err;
David Brownell2e55cc72005-08-31 09:53:10 -0700244}
245
David Howells7d12e782006-10-05 14:55:46 +0100246static void asix_async_cmd_callback(struct urb *urb)
David Brownell2e55cc72005-08-31 09:53:10 -0700247{
248 struct usb_ctrlrequest *req = (struct usb_ctrlrequest *)urb->context;
Oliver Neukumc94cb312008-12-18 23:00:59 -0800249 int status = urb->status;
David Brownell2e55cc72005-08-31 09:53:10 -0700250
Oliver Neukumc94cb312008-12-18 23:00:59 -0800251 if (status < 0)
David Hollis48b1be62006-03-28 20:15:42 -0500252 printk(KERN_DEBUG "asix_async_cmd_callback() failed with %d",
Oliver Neukumc94cb312008-12-18 23:00:59 -0800253 status);
David Brownell2e55cc72005-08-31 09:53:10 -0700254
255 kfree(req);
256 usb_free_urb(urb);
257}
258
David Hollis933a27d2006-07-29 10:12:50 -0400259static void
260asix_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, u16 index,
261 u16 size, void *data)
David Hollis48b1be62006-03-28 20:15:42 -0500262{
David Hollis933a27d2006-07-29 10:12:50 -0400263 struct usb_ctrlrequest *req;
264 int status;
265 struct urb *urb;
David Hollis48b1be62006-03-28 20:15:42 -0500266
David Hollis933a27d2006-07-29 10:12:50 -0400267 devdbg(dev,"asix_write_cmd_async() cmd=0x%02x value=0x%04x index=0x%04x size=%d",
268 cmd, value, index, size);
269 if ((urb = usb_alloc_urb(0, GFP_ATOMIC)) == NULL) {
270 deverr(dev, "Error allocating URB in write_cmd_async!");
271 return;
David Hollis48b1be62006-03-28 20:15:42 -0500272 }
David Hollis933a27d2006-07-29 10:12:50 -0400273
274 if ((req = kmalloc(sizeof(struct usb_ctrlrequest), GFP_ATOMIC)) == NULL) {
275 deverr(dev, "Failed to allocate memory for control request");
276 usb_free_urb(urb);
277 return;
278 }
279
280 req->bRequestType = USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE;
281 req->bRequest = cmd;
Oliver Neukum9aa742e2006-11-23 12:45:31 +0100282 req->wValue = cpu_to_le16(value);
283 req->wIndex = cpu_to_le16(index);
284 req->wLength = cpu_to_le16(size);
David Hollis933a27d2006-07-29 10:12:50 -0400285
286 usb_fill_control_urb(urb, dev->udev,
287 usb_sndctrlpipe(dev->udev, 0),
288 (void *)req, data, size,
289 asix_async_cmd_callback, req);
290
291 if((status = usb_submit_urb(urb, GFP_ATOMIC)) < 0) {
292 deverr(dev, "Error submitting the control message: status=%d",
293 status);
294 kfree(req);
295 usb_free_urb(urb);
296 }
David Hollis48b1be62006-03-28 20:15:42 -0500297}
298
David Hollis933a27d2006-07-29 10:12:50 -0400299static int asix_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
David Hollis48b1be62006-03-28 20:15:42 -0500300{
David Hollis933a27d2006-07-29 10:12:50 -0400301 u8 *head;
302 u32 header;
303 char *packet;
304 struct sk_buff *ax_skb;
305 u16 size;
David Hollis48b1be62006-03-28 20:15:42 -0500306
David Hollis933a27d2006-07-29 10:12:50 -0400307 head = (u8 *) skb->data;
308 memcpy(&header, head, sizeof(header));
309 le32_to_cpus(&header);
310 packet = head + sizeof(header);
David Hollis48b1be62006-03-28 20:15:42 -0500311
David Hollis933a27d2006-07-29 10:12:50 -0400312 skb_pull(skb, 4);
313
314 while (skb->len > 0) {
315 if ((short)(header & 0x0000ffff) !=
316 ~((short)((header & 0xffff0000) >> 16))) {
317 deverr(dev,"asix_rx_fixup() Bad Header Length");
318 }
319 /* get the packet length */
320 size = (u16) (header & 0x0000ffff);
321
322 if ((skb->len) - ((size + 1) & 0xfffe) == 0)
323 return 2;
324 if (size > ETH_FRAME_LEN) {
325 deverr(dev,"asix_rx_fixup() Bad RX Length %d", size);
326 return 0;
327 }
328 ax_skb = skb_clone(skb, GFP_ATOMIC);
329 if (ax_skb) {
330 ax_skb->len = size;
331 ax_skb->data = packet;
Arnaldo Carvalho de Melo27a884d2007-04-19 20:29:13 -0700332 skb_set_tail_pointer(ax_skb, size);
David Hollis933a27d2006-07-29 10:12:50 -0400333 usbnet_skb_return(dev, ax_skb);
334 } else {
335 return 0;
336 }
337
338 skb_pull(skb, (size + 1) & 0xfffe);
339
340 if (skb->len == 0)
341 break;
342
343 head = (u8 *) skb->data;
344 memcpy(&header, head, sizeof(header));
345 le32_to_cpus(&header);
346 packet = head + sizeof(header);
347 skb_pull(skb, 4);
348 }
349
350 if (skb->len < 0) {
351 deverr(dev,"asix_rx_fixup() Bad SKB Length %d", skb->len);
352 return 0;
353 }
354 return 1;
David Hollis48b1be62006-03-28 20:15:42 -0500355}
356
David Hollis933a27d2006-07-29 10:12:50 -0400357static struct sk_buff *asix_tx_fixup(struct usbnet *dev, struct sk_buff *skb,
358 gfp_t flags)
David Hollis48b1be62006-03-28 20:15:42 -0500359{
David Hollis933a27d2006-07-29 10:12:50 -0400360 int padlen;
361 int headroom = skb_headroom(skb);
362 int tailroom = skb_tailroom(skb);
363 u32 packet_len;
364 u32 padbytes = 0xffff0000;
David Hollis48b1be62006-03-28 20:15:42 -0500365
David Hollis933a27d2006-07-29 10:12:50 -0400366 padlen = ((skb->len + 4) % 512) ? 0 : 4;
David Hollis48b1be62006-03-28 20:15:42 -0500367
David Hollis933a27d2006-07-29 10:12:50 -0400368 if ((!skb_cloned(skb))
369 && ((headroom + tailroom) >= (4 + padlen))) {
370 if ((headroom < 4) || (tailroom < padlen)) {
371 skb->data = memmove(skb->head + 4, skb->data, skb->len);
Arnaldo Carvalho de Melo27a884d2007-04-19 20:29:13 -0700372 skb_set_tail_pointer(skb, skb->len);
David Hollis933a27d2006-07-29 10:12:50 -0400373 }
374 } else {
375 struct sk_buff *skb2;
376 skb2 = skb_copy_expand(skb, 4, padlen, flags);
377 dev_kfree_skb_any(skb);
378 skb = skb2;
379 if (!skb)
380 return NULL;
381 }
382
383 skb_push(skb, 4);
384 packet_len = (((skb->len - 4) ^ 0x0000ffff) << 16) + (skb->len - 4);
David Hollis57e4f042007-02-05 12:03:03 -0500385 cpu_to_le32s(&packet_len);
Arnaldo Carvalho de Melo27d7ff42007-03-31 11:55:19 -0300386 skb_copy_to_linear_data(skb, &packet_len, sizeof(packet_len));
David Hollis933a27d2006-07-29 10:12:50 -0400387
388 if ((skb->len % 512) == 0) {
David Hollis57e4f042007-02-05 12:03:03 -0500389 cpu_to_le32s(&padbytes);
Arnaldo Carvalho de Melo27a884d2007-04-19 20:29:13 -0700390 memcpy(skb_tail_pointer(skb), &padbytes, sizeof(padbytes));
David Hollis933a27d2006-07-29 10:12:50 -0400391 skb_put(skb, sizeof(padbytes));
392 }
393 return skb;
David Hollis48b1be62006-03-28 20:15:42 -0500394}
395
396static void asix_status(struct usbnet *dev, struct urb *urb)
David Brownell2e55cc72005-08-31 09:53:10 -0700397{
398 struct ax88172_int_data *event;
399 int link;
400
401 if (urb->actual_length < 8)
402 return;
403
404 event = urb->transfer_buffer;
405 link = event->link & 0x01;
406 if (netif_carrier_ok(dev->net) != link) {
407 if (link) {
408 netif_carrier_on(dev->net);
409 usbnet_defer_kevent (dev, EVENT_LINK_RESET );
410 } else
411 netif_carrier_off(dev->net);
David Hollis48b1be62006-03-28 20:15:42 -0500412 devdbg(dev, "Link Status is: %d", link);
David Brownell2e55cc72005-08-31 09:53:10 -0700413 }
414}
415
David Hollis933a27d2006-07-29 10:12:50 -0400416static inline int asix_set_sw_mii(struct usbnet *dev)
David Brownell2e55cc72005-08-31 09:53:10 -0700417{
David Hollis933a27d2006-07-29 10:12:50 -0400418 int ret;
419 ret = asix_write_cmd(dev, AX_CMD_SET_SW_MII, 0x0000, 0, 0, NULL);
420 if (ret < 0)
421 deverr(dev, "Failed to enable software MII access");
422 return ret;
David Brownell2e55cc72005-08-31 09:53:10 -0700423}
424
David Hollis933a27d2006-07-29 10:12:50 -0400425static inline int asix_set_hw_mii(struct usbnet *dev)
426{
427 int ret;
428 ret = asix_write_cmd(dev, AX_CMD_SET_HW_MII, 0x0000, 0, 0, NULL);
429 if (ret < 0)
430 deverr(dev, "Failed to enable hardware MII access");
431 return ret;
432}
433
434static inline int asix_get_phy_addr(struct usbnet *dev)
435{
Al Viro51bf2972007-12-22 17:42:36 +0000436 u8 buf[2];
437 int ret = asix_read_cmd(dev, AX_CMD_READ_PHY_ID, 0, 0, 2, buf);
David Hollis933a27d2006-07-29 10:12:50 -0400438
439 devdbg(dev, "asix_get_phy_addr()");
440
Al Viro51bf2972007-12-22 17:42:36 +0000441 if (ret < 0) {
David Hollis933a27d2006-07-29 10:12:50 -0400442 deverr(dev, "Error reading PHYID register: %02x", ret);
Al Viro51bf2972007-12-22 17:42:36 +0000443 goto out;
David Hollis933a27d2006-07-29 10:12:50 -0400444 }
Al Viro51bf2972007-12-22 17:42:36 +0000445 devdbg(dev, "asix_get_phy_addr() returning 0x%04x", *((__le16 *)buf));
446 ret = buf[1];
447
448out:
David Hollis933a27d2006-07-29 10:12:50 -0400449 return ret;
450}
451
452static int asix_sw_reset(struct usbnet *dev, u8 flags)
453{
454 int ret;
455
456 ret = asix_write_cmd(dev, AX_CMD_SW_RESET, flags, 0, 0, NULL);
457 if (ret < 0)
458 deverr(dev,"Failed to send software reset: %02x", ret);
459
460 return ret;
461}
462
463static u16 asix_read_rx_ctl(struct usbnet *dev)
464{
Al Viro51bf2972007-12-22 17:42:36 +0000465 __le16 v;
466 int ret = asix_read_cmd(dev, AX_CMD_READ_RX_CTL, 0, 0, 2, &v);
David Hollis933a27d2006-07-29 10:12:50 -0400467
Al Viro51bf2972007-12-22 17:42:36 +0000468 if (ret < 0) {
David Hollis933a27d2006-07-29 10:12:50 -0400469 deverr(dev, "Error reading RX_CTL register: %02x", ret);
Al Viro51bf2972007-12-22 17:42:36 +0000470 goto out;
David Hollis933a27d2006-07-29 10:12:50 -0400471 }
Al Viro51bf2972007-12-22 17:42:36 +0000472 ret = le16_to_cpu(v);
473out:
David Hollis933a27d2006-07-29 10:12:50 -0400474 return ret;
475}
476
477static int asix_write_rx_ctl(struct usbnet *dev, u16 mode)
478{
479 int ret;
480
481 devdbg(dev,"asix_write_rx_ctl() - mode = 0x%04x", mode);
482 ret = asix_write_cmd(dev, AX_CMD_WRITE_RX_CTL, mode, 0, 0, NULL);
483 if (ret < 0)
484 deverr(dev, "Failed to write RX_CTL mode to 0x%04x: %02x",
485 mode, ret);
486
487 return ret;
488}
489
490static u16 asix_read_medium_status(struct usbnet *dev)
491{
Al Viro51bf2972007-12-22 17:42:36 +0000492 __le16 v;
493 int ret = asix_read_cmd(dev, AX_CMD_READ_MEDIUM_STATUS, 0, 0, 2, &v);
David Hollis933a27d2006-07-29 10:12:50 -0400494
Al Viro51bf2972007-12-22 17:42:36 +0000495 if (ret < 0) {
David Hollis933a27d2006-07-29 10:12:50 -0400496 deverr(dev, "Error reading Medium Status register: %02x", ret);
Al Viro51bf2972007-12-22 17:42:36 +0000497 goto out;
David Hollis933a27d2006-07-29 10:12:50 -0400498 }
Al Viro51bf2972007-12-22 17:42:36 +0000499 ret = le16_to_cpu(v);
500out:
David Hollis933a27d2006-07-29 10:12:50 -0400501 return ret;
502}
503
504static int asix_write_medium_mode(struct usbnet *dev, u16 mode)
505{
506 int ret;
507
508 devdbg(dev,"asix_write_medium_mode() - mode = 0x%04x", mode);
509 ret = asix_write_cmd(dev, AX_CMD_WRITE_MEDIUM_MODE, mode, 0, 0, NULL);
510 if (ret < 0)
511 deverr(dev, "Failed to write Medium Mode mode to 0x%04x: %02x",
512 mode, ret);
513
514 return ret;
515}
516
517static int asix_write_gpio(struct usbnet *dev, u16 value, int sleep)
518{
519 int ret;
520
521 devdbg(dev,"asix_write_gpio() - value = 0x%04x", value);
522 ret = asix_write_cmd(dev, AX_CMD_WRITE_GPIOS, value, 0, 0, NULL);
523 if (ret < 0)
524 deverr(dev, "Failed to write GPIO value 0x%04x: %02x",
525 value, ret);
526
527 if (sleep)
528 msleep(sleep);
529
530 return ret;
531}
532
533/*
534 * AX88772 & AX88178 have a 16-bit RX_CTL value
535 */
David Hollis48b1be62006-03-28 20:15:42 -0500536static void asix_set_multicast(struct net_device *net)
David Brownell2e55cc72005-08-31 09:53:10 -0700537{
538 struct usbnet *dev = netdev_priv(net);
David Hollis48b1be62006-03-28 20:15:42 -0500539 struct asix_data *data = (struct asix_data *)&dev->data;
David Hollis933a27d2006-07-29 10:12:50 -0400540 u16 rx_ctl = AX_DEFAULT_RX_CTL;
David Brownell2e55cc72005-08-31 09:53:10 -0700541
542 if (net->flags & IFF_PROMISC) {
David Hollis933a27d2006-07-29 10:12:50 -0400543 rx_ctl |= AX_RX_CTL_PRO;
David Brownell2e55cc72005-08-31 09:53:10 -0700544 } else if (net->flags & IFF_ALLMULTI
545 || net->mc_count > AX_MAX_MCAST) {
David Hollis933a27d2006-07-29 10:12:50 -0400546 rx_ctl |= AX_RX_CTL_AMALL;
David Brownell2e55cc72005-08-31 09:53:10 -0700547 } else if (net->mc_count == 0) {
548 /* just broadcast and directed */
549 } else {
550 /* We use the 20 byte dev->data
551 * for our 8 byte filter buffer
552 * to avoid allocating memory that
553 * is tricky to free later */
554 struct dev_mc_list *mc_list = net->mc_list;
555 u32 crc_bits;
556 int i;
557
558 memset(data->multi_filter, 0, AX_MCAST_FILTER_SIZE);
559
560 /* Build the multicast hash filter. */
561 for (i = 0; i < net->mc_count; i++) {
562 crc_bits =
563 ether_crc(ETH_ALEN,
564 mc_list->dmi_addr) >> 26;
565 data->multi_filter[crc_bits >> 3] |=
566 1 << (crc_bits & 7);
567 mc_list = mc_list->next;
568 }
569
David Hollis48b1be62006-03-28 20:15:42 -0500570 asix_write_cmd_async(dev, AX_CMD_WRITE_MULTI_FILTER, 0, 0,
David Brownell2e55cc72005-08-31 09:53:10 -0700571 AX_MCAST_FILTER_SIZE, data->multi_filter);
572
David Hollis933a27d2006-07-29 10:12:50 -0400573 rx_ctl |= AX_RX_CTL_AM;
David Brownell2e55cc72005-08-31 09:53:10 -0700574 }
575
David Hollis48b1be62006-03-28 20:15:42 -0500576 asix_write_cmd_async(dev, AX_CMD_WRITE_RX_CTL, rx_ctl, 0, 0, NULL);
David Brownell2e55cc72005-08-31 09:53:10 -0700577}
578
David Hollis48b1be62006-03-28 20:15:42 -0500579static int asix_mdio_read(struct net_device *netdev, int phy_id, int loc)
David Brownell2e55cc72005-08-31 09:53:10 -0700580{
581 struct usbnet *dev = netdev_priv(netdev);
Al Viro51bf2972007-12-22 17:42:36 +0000582 __le16 res;
David Brownell2e55cc72005-08-31 09:53:10 -0700583
Arnd Bergmanna9fc6332006-10-09 00:08:02 +0200584 mutex_lock(&dev->phy_mutex);
David Hollis48b1be62006-03-28 20:15:42 -0500585 asix_set_sw_mii(dev);
586 asix_read_cmd(dev, AX_CMD_READ_MII_REG, phy_id,
Al Viro51bf2972007-12-22 17:42:36 +0000587 (__u16)loc, 2, &res);
David Hollis48b1be62006-03-28 20:15:42 -0500588 asix_set_hw_mii(dev);
Arnd Bergmanna9fc6332006-10-09 00:08:02 +0200589 mutex_unlock(&dev->phy_mutex);
David Brownell2e55cc72005-08-31 09:53:10 -0700590
Al Viro51bf2972007-12-22 17:42:36 +0000591 devdbg(dev, "asix_mdio_read() phy_id=0x%02x, loc=0x%02x, returns=0x%04x", phy_id, loc, le16_to_cpu(res));
David Brownell2e55cc72005-08-31 09:53:10 -0700592
Al Viro51bf2972007-12-22 17:42:36 +0000593 return le16_to_cpu(res);
David Brownell2e55cc72005-08-31 09:53:10 -0700594}
595
596static void
David Hollis48b1be62006-03-28 20:15:42 -0500597asix_mdio_write(struct net_device *netdev, int phy_id, int loc, int val)
David Brownell2e55cc72005-08-31 09:53:10 -0700598{
599 struct usbnet *dev = netdev_priv(netdev);
Al Viro51bf2972007-12-22 17:42:36 +0000600 __le16 res = cpu_to_le16(val);
David Brownell2e55cc72005-08-31 09:53:10 -0700601
David Hollis933a27d2006-07-29 10:12:50 -0400602 devdbg(dev, "asix_mdio_write() phy_id=0x%02x, loc=0x%02x, val=0x%04x", phy_id, loc, val);
Arnd Bergmanna9fc6332006-10-09 00:08:02 +0200603 mutex_lock(&dev->phy_mutex);
David Hollis48b1be62006-03-28 20:15:42 -0500604 asix_set_sw_mii(dev);
Al Viro51bf2972007-12-22 17:42:36 +0000605 asix_write_cmd(dev, AX_CMD_WRITE_MII_REG, phy_id, (__u16)loc, 2, &res);
David Hollis48b1be62006-03-28 20:15:42 -0500606 asix_set_hw_mii(dev);
Arnd Bergmanna9fc6332006-10-09 00:08:02 +0200607 mutex_unlock(&dev->phy_mutex);
David Brownell2e55cc72005-08-31 09:53:10 -0700608}
609
David Hollis933a27d2006-07-29 10:12:50 -0400610/* Get the PHY Identifier from the PHYSID1 & PHYSID2 MII registers */
611static u32 asix_get_phyid(struct usbnet *dev)
David Brownell2e55cc72005-08-31 09:53:10 -0700612{
David Hollis933a27d2006-07-29 10:12:50 -0400613 int phy_reg;
614 u32 phy_id;
David Brownell2e55cc72005-08-31 09:53:10 -0700615
David Hollis933a27d2006-07-29 10:12:50 -0400616 phy_reg = asix_mdio_read(dev->net, dev->mii.phy_id, MII_PHYSID1);
617 if (phy_reg < 0)
618 return 0;
David Brownell2e55cc72005-08-31 09:53:10 -0700619
David Hollis933a27d2006-07-29 10:12:50 -0400620 phy_id = (phy_reg & 0xffff) << 16;
David Brownell2e55cc72005-08-31 09:53:10 -0700621
David Hollis933a27d2006-07-29 10:12:50 -0400622 phy_reg = asix_mdio_read(dev->net, dev->mii.phy_id, MII_PHYSID2);
623 if (phy_reg < 0)
624 return 0;
625
626 phy_id |= (phy_reg & 0xffff);
627
628 return phy_id;
David Brownell2e55cc72005-08-31 09:53:10 -0700629}
630
631static void
David Hollis48b1be62006-03-28 20:15:42 -0500632asix_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo)
David Brownell2e55cc72005-08-31 09:53:10 -0700633{
634 struct usbnet *dev = netdev_priv(net);
635 u8 opt;
636
David Hollis48b1be62006-03-28 20:15:42 -0500637 if (asix_read_cmd(dev, AX_CMD_READ_MONITOR_MODE, 0, 0, 1, &opt) < 0) {
David Brownell2e55cc72005-08-31 09:53:10 -0700638 wolinfo->supported = 0;
639 wolinfo->wolopts = 0;
640 return;
641 }
642 wolinfo->supported = WAKE_PHY | WAKE_MAGIC;
643 wolinfo->wolopts = 0;
644 if (opt & AX_MONITOR_MODE) {
645 if (opt & AX_MONITOR_LINK)
646 wolinfo->wolopts |= WAKE_PHY;
647 if (opt & AX_MONITOR_MAGIC)
648 wolinfo->wolopts |= WAKE_MAGIC;
649 }
650}
651
652static int
David Hollis48b1be62006-03-28 20:15:42 -0500653asix_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo)
David Brownell2e55cc72005-08-31 09:53:10 -0700654{
655 struct usbnet *dev = netdev_priv(net);
656 u8 opt = 0;
David Brownell2e55cc72005-08-31 09:53:10 -0700657
658 if (wolinfo->wolopts & WAKE_PHY)
659 opt |= AX_MONITOR_LINK;
660 if (wolinfo->wolopts & WAKE_MAGIC)
661 opt |= AX_MONITOR_MAGIC;
662 if (opt != 0)
663 opt |= AX_MONITOR_MODE;
664
David Hollis48b1be62006-03-28 20:15:42 -0500665 if (asix_write_cmd(dev, AX_CMD_WRITE_MONITOR_MODE,
Al Viro51bf2972007-12-22 17:42:36 +0000666 opt, 0, 0, NULL) < 0)
David Brownell2e55cc72005-08-31 09:53:10 -0700667 return -EINVAL;
668
669 return 0;
670}
671
David Hollis48b1be62006-03-28 20:15:42 -0500672static int asix_get_eeprom_len(struct net_device *net)
David Brownell2e55cc72005-08-31 09:53:10 -0700673{
David Hollis933a27d2006-07-29 10:12:50 -0400674 struct usbnet *dev = netdev_priv(net);
675 struct asix_data *data = (struct asix_data *)&dev->data;
676
677 return data->eeprom_len;
David Brownell2e55cc72005-08-31 09:53:10 -0700678}
679
David Hollis48b1be62006-03-28 20:15:42 -0500680static int asix_get_eeprom(struct net_device *net,
David Brownell2e55cc72005-08-31 09:53:10 -0700681 struct ethtool_eeprom *eeprom, u8 *data)
682{
683 struct usbnet *dev = netdev_priv(net);
Al Viro51bf2972007-12-22 17:42:36 +0000684 __le16 *ebuf = (__le16 *)data;
David Brownell2e55cc72005-08-31 09:53:10 -0700685 int i;
686
687 /* Crude hack to ensure that we don't overwrite memory
688 * if an odd length is supplied
689 */
690 if (eeprom->len % 2)
691 return -EINVAL;
692
693 eeprom->magic = AX_EEPROM_MAGIC;
694
695 /* ax8817x returns 2 bytes from eeprom on read */
696 for (i=0; i < eeprom->len / 2; i++) {
David Hollis48b1be62006-03-28 20:15:42 -0500697 if (asix_read_cmd(dev, AX_CMD_READ_EEPROM,
David Brownell2e55cc72005-08-31 09:53:10 -0700698 eeprom->offset + i, 0, 2, &ebuf[i]) < 0)
699 return -EINVAL;
700 }
701 return 0;
702}
703
David Hollis48b1be62006-03-28 20:15:42 -0500704static void asix_get_drvinfo (struct net_device *net,
David Brownell2e55cc72005-08-31 09:53:10 -0700705 struct ethtool_drvinfo *info)
706{
David Hollis933a27d2006-07-29 10:12:50 -0400707 struct usbnet *dev = netdev_priv(net);
708 struct asix_data *data = (struct asix_data *)&dev->data;
709
David Brownell2e55cc72005-08-31 09:53:10 -0700710 /* Inherit standard device info */
711 usbnet_get_drvinfo(net, info);
David Hollis933a27d2006-07-29 10:12:50 -0400712 strncpy (info->driver, driver_name, sizeof info->driver);
713 strncpy (info->version, DRIVER_VERSION, sizeof info->version);
714 info->eedump_len = data->eeprom_len;
David Brownell2e55cc72005-08-31 09:53:10 -0700715}
716
David Hollis933a27d2006-07-29 10:12:50 -0400717static u32 asix_get_link(struct net_device *net)
718{
719 struct usbnet *dev = netdev_priv(net);
720
721 return mii_link_ok(&dev->mii);
722}
723
724static int asix_ioctl (struct net_device *net, struct ifreq *rq, int cmd)
725{
726 struct usbnet *dev = netdev_priv(net);
727
728 return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL);
David Brownell2e55cc72005-08-31 09:53:10 -0700729}
730
731/* We need to override some ethtool_ops so we require our
732 own structure so we don't interfere with other usbnet
733 devices that may be connected at the same time. */
David Hollis48b1be62006-03-28 20:15:42 -0500734static struct ethtool_ops ax88172_ethtool_ops = {
735 .get_drvinfo = asix_get_drvinfo,
David Hollis933a27d2006-07-29 10:12:50 -0400736 .get_link = asix_get_link,
David Brownell2e55cc72005-08-31 09:53:10 -0700737 .get_msglevel = usbnet_get_msglevel,
738 .set_msglevel = usbnet_set_msglevel,
David Hollis48b1be62006-03-28 20:15:42 -0500739 .get_wol = asix_get_wol,
740 .set_wol = asix_set_wol,
741 .get_eeprom_len = asix_get_eeprom_len,
742 .get_eeprom = asix_get_eeprom,
Arnd Bergmannc41286f2006-10-09 00:08:01 +0200743 .get_settings = usbnet_get_settings,
744 .set_settings = usbnet_set_settings,
745 .nway_reset = usbnet_nway_reset,
David Brownell2e55cc72005-08-31 09:53:10 -0700746};
747
David Hollis933a27d2006-07-29 10:12:50 -0400748static void ax88172_set_multicast(struct net_device *net)
David Brownell2e55cc72005-08-31 09:53:10 -0700749{
750 struct usbnet *dev = netdev_priv(net);
David Hollis933a27d2006-07-29 10:12:50 -0400751 struct asix_data *data = (struct asix_data *)&dev->data;
752 u8 rx_ctl = 0x8c;
David Brownell2e55cc72005-08-31 09:53:10 -0700753
David Hollis933a27d2006-07-29 10:12:50 -0400754 if (net->flags & IFF_PROMISC) {
755 rx_ctl |= 0x01;
756 } else if (net->flags & IFF_ALLMULTI
757 || net->mc_count > AX_MAX_MCAST) {
758 rx_ctl |= 0x02;
759 } else if (net->mc_count == 0) {
760 /* just broadcast and directed */
761 } else {
762 /* We use the 20 byte dev->data
763 * for our 8 byte filter buffer
764 * to avoid allocating memory that
765 * is tricky to free later */
766 struct dev_mc_list *mc_list = net->mc_list;
767 u32 crc_bits;
768 int i;
769
770 memset(data->multi_filter, 0, AX_MCAST_FILTER_SIZE);
771
772 /* Build the multicast hash filter. */
773 for (i = 0; i < net->mc_count; i++) {
774 crc_bits =
775 ether_crc(ETH_ALEN,
776 mc_list->dmi_addr) >> 26;
777 data->multi_filter[crc_bits >> 3] |=
778 1 << (crc_bits & 7);
779 mc_list = mc_list->next;
780 }
781
782 asix_write_cmd_async(dev, AX_CMD_WRITE_MULTI_FILTER, 0, 0,
783 AX_MCAST_FILTER_SIZE, data->multi_filter);
784
785 rx_ctl |= 0x10;
786 }
787
788 asix_write_cmd_async(dev, AX_CMD_WRITE_RX_CTL, rx_ctl, 0, 0, NULL);
789}
790
791static int ax88172_link_reset(struct usbnet *dev)
792{
793 u8 mode;
794 struct ethtool_cmd ecmd;
795
796 mii_check_media(&dev->mii, 1, 1);
797 mii_ethtool_gset(&dev->mii, &ecmd);
798 mode = AX88172_MEDIUM_DEFAULT;
799
800 if (ecmd.duplex != DUPLEX_FULL)
801 mode |= ~AX88172_MEDIUM_FD;
802
803 devdbg(dev, "ax88172_link_reset() speed: %d duplex: %d setting mode to 0x%04x", ecmd.speed, ecmd.duplex, mode);
804
805 asix_write_medium_mode(dev, mode);
806
807 return 0;
David Brownell2e55cc72005-08-31 09:53:10 -0700808}
809
David Hollis48b1be62006-03-28 20:15:42 -0500810static int ax88172_bind(struct usbnet *dev, struct usb_interface *intf)
David Brownell2e55cc72005-08-31 09:53:10 -0700811{
812 int ret = 0;
Al Viro51bf2972007-12-22 17:42:36 +0000813 u8 buf[ETH_ALEN];
David Brownell2e55cc72005-08-31 09:53:10 -0700814 int i;
815 unsigned long gpio_bits = dev->driver_info->data;
David Hollis933a27d2006-07-29 10:12:50 -0400816 struct asix_data *data = (struct asix_data *)&dev->data;
817
818 data->eeprom_len = AX88172_EEPROM_LEN;
David Brownell2e55cc72005-08-31 09:53:10 -0700819
820 usbnet_get_endpoints(dev,intf);
821
David Brownell2e55cc72005-08-31 09:53:10 -0700822 /* Toggle the GPIOs in a manufacturer/model specific way */
823 for (i = 2; i >= 0; i--) {
David Hollis48b1be62006-03-28 20:15:42 -0500824 if ((ret = asix_write_cmd(dev, AX_CMD_WRITE_GPIOS,
David Brownell2e55cc72005-08-31 09:53:10 -0700825 (gpio_bits >> (i * 8)) & 0xff, 0, 0,
Al Viro51bf2972007-12-22 17:42:36 +0000826 NULL)) < 0)
827 goto out;
David Brownell2e55cc72005-08-31 09:53:10 -0700828 msleep(5);
829 }
830
David Hollis933a27d2006-07-29 10:12:50 -0400831 if ((ret = asix_write_rx_ctl(dev, 0x80)) < 0)
Al Viro51bf2972007-12-22 17:42:36 +0000832 goto out;
David Brownell2e55cc72005-08-31 09:53:10 -0700833
834 /* Get the MAC address */
David Hollis933a27d2006-07-29 10:12:50 -0400835 if ((ret = asix_read_cmd(dev, AX88172_CMD_READ_NODE_ID,
Al Viro51bf2972007-12-22 17:42:36 +0000836 0, 0, ETH_ALEN, buf)) < 0) {
David Brownell2e55cc72005-08-31 09:53:10 -0700837 dbg("read AX_CMD_READ_NODE_ID failed: %d", ret);
Al Viro51bf2972007-12-22 17:42:36 +0000838 goto out;
David Brownell2e55cc72005-08-31 09:53:10 -0700839 }
840 memcpy(dev->net->dev_addr, buf, ETH_ALEN);
841
David Brownell2e55cc72005-08-31 09:53:10 -0700842 /* Initialize MII structure */
843 dev->mii.dev = dev->net;
David Hollis48b1be62006-03-28 20:15:42 -0500844 dev->mii.mdio_read = asix_mdio_read;
845 dev->mii.mdio_write = asix_mdio_write;
David Brownell2e55cc72005-08-31 09:53:10 -0700846 dev->mii.phy_id_mask = 0x3f;
847 dev->mii.reg_num_mask = 0x1f;
David Hollis933a27d2006-07-29 10:12:50 -0400848 dev->mii.phy_id = asix_get_phy_addr(dev);
David Hollis48b1be62006-03-28 20:15:42 -0500849 dev->net->do_ioctl = asix_ioctl;
David Brownell2e55cc72005-08-31 09:53:10 -0700850
David Hollis933a27d2006-07-29 10:12:50 -0400851 dev->net->set_multicast_list = ax88172_set_multicast;
David Hollis48b1be62006-03-28 20:15:42 -0500852 dev->net->ethtool_ops = &ax88172_ethtool_ops;
David Brownell2e55cc72005-08-31 09:53:10 -0700853
David Hollis933a27d2006-07-29 10:12:50 -0400854 asix_mdio_write(dev->net, dev->mii.phy_id, MII_BMCR, BMCR_RESET);
855 asix_mdio_write(dev->net, dev->mii.phy_id, MII_ADVERTISE,
David Brownell2e55cc72005-08-31 09:53:10 -0700856 ADVERTISE_ALL | ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
857 mii_nway_restart(&dev->mii);
858
859 return 0;
Al Viro51bf2972007-12-22 17:42:36 +0000860
861out:
David Brownell2e55cc72005-08-31 09:53:10 -0700862 return ret;
863}
864
865static struct ethtool_ops ax88772_ethtool_ops = {
David Hollis48b1be62006-03-28 20:15:42 -0500866 .get_drvinfo = asix_get_drvinfo,
David Hollis933a27d2006-07-29 10:12:50 -0400867 .get_link = asix_get_link,
David Brownell2e55cc72005-08-31 09:53:10 -0700868 .get_msglevel = usbnet_get_msglevel,
869 .set_msglevel = usbnet_set_msglevel,
David Hollis48b1be62006-03-28 20:15:42 -0500870 .get_wol = asix_get_wol,
871 .set_wol = asix_set_wol,
872 .get_eeprom_len = asix_get_eeprom_len,
873 .get_eeprom = asix_get_eeprom,
Arnd Bergmannc41286f2006-10-09 00:08:01 +0200874 .get_settings = usbnet_get_settings,
875 .set_settings = usbnet_set_settings,
876 .nway_reset = usbnet_nway_reset,
David Brownell2e55cc72005-08-31 09:53:10 -0700877};
878
David Hollis933a27d2006-07-29 10:12:50 -0400879static int ax88772_link_reset(struct usbnet *dev)
880{
881 u16 mode;
882 struct ethtool_cmd ecmd;
883
884 mii_check_media(&dev->mii, 1, 1);
885 mii_ethtool_gset(&dev->mii, &ecmd);
886 mode = AX88772_MEDIUM_DEFAULT;
887
888 if (ecmd.speed != SPEED_100)
889 mode &= ~AX_MEDIUM_PS;
890
891 if (ecmd.duplex != DUPLEX_FULL)
892 mode &= ~AX_MEDIUM_FD;
893
894 devdbg(dev, "ax88772_link_reset() speed: %d duplex: %d setting mode to 0x%04x", ecmd.speed, ecmd.duplex, mode);
895
896 asix_write_medium_mode(dev, mode);
897
898 return 0;
899}
900
David Brownell2e55cc72005-08-31 09:53:10 -0700901static int ax88772_bind(struct usbnet *dev, struct usb_interface *intf)
902{
Andres Salomond0ffff82007-01-11 18:39:16 -0500903 int ret, embd_phy;
David Hollis933a27d2006-07-29 10:12:50 -0400904 u16 rx_ctl;
905 struct asix_data *data = (struct asix_data *)&dev->data;
Al Viro51bf2972007-12-22 17:42:36 +0000906 u8 buf[ETH_ALEN];
David Hollis933a27d2006-07-29 10:12:50 -0400907 u32 phyid;
908
909 data->eeprom_len = AX88772_EEPROM_LEN;
David Brownell2e55cc72005-08-31 09:53:10 -0700910
911 usbnet_get_endpoints(dev,intf);
912
David Hollis933a27d2006-07-29 10:12:50 -0400913 if ((ret = asix_write_gpio(dev,
914 AX_GPIO_RSE | AX_GPIO_GPO_2 | AX_GPIO_GPO2EN, 5)) < 0)
Al Viro51bf2972007-12-22 17:42:36 +0000915 goto out;
David Brownell2e55cc72005-08-31 09:53:10 -0700916
Andres Salomond0ffff82007-01-11 18:39:16 -0500917 /* 0x10 is the phy id of the embedded 10/100 ethernet phy */
918 embd_phy = ((asix_get_phy_addr(dev) & 0x1f) == 0x10 ? 1 : 0);
David Hollis48b1be62006-03-28 20:15:42 -0500919 if ((ret = asix_write_cmd(dev, AX_CMD_SW_PHY_SELECT,
Al Viro51bf2972007-12-22 17:42:36 +0000920 embd_phy, 0, 0, NULL)) < 0) {
David Brownell2e55cc72005-08-31 09:53:10 -0700921 dbg("Select PHY #1 failed: %d", ret);
Al Viro51bf2972007-12-22 17:42:36 +0000922 goto out;
David Brownell2e55cc72005-08-31 09:53:10 -0700923 }
924
Andres Salomond0ffff82007-01-11 18:39:16 -0500925 if ((ret = asix_sw_reset(dev, AX_SWRESET_IPPD | AX_SWRESET_PRL)) < 0)
Al Viro51bf2972007-12-22 17:42:36 +0000926 goto out;
David Brownell2e55cc72005-08-31 09:53:10 -0700927
928 msleep(150);
David Hollis48b1be62006-03-28 20:15:42 -0500929 if ((ret = asix_sw_reset(dev, AX_SWRESET_CLEAR)) < 0)
Al Viro51bf2972007-12-22 17:42:36 +0000930 goto out;
David Brownell2e55cc72005-08-31 09:53:10 -0700931
932 msleep(150);
Andres Salomond0ffff82007-01-11 18:39:16 -0500933 if (embd_phy) {
934 if ((ret = asix_sw_reset(dev, AX_SWRESET_IPRL)) < 0)
Al Viro51bf2972007-12-22 17:42:36 +0000935 goto out;
Andres Salomond0ffff82007-01-11 18:39:16 -0500936 }
937 else {
938 if ((ret = asix_sw_reset(dev, AX_SWRESET_PRTE)) < 0)
Al Viro51bf2972007-12-22 17:42:36 +0000939 goto out;
Andres Salomond0ffff82007-01-11 18:39:16 -0500940 }
David Brownell2e55cc72005-08-31 09:53:10 -0700941
942 msleep(150);
David Hollis933a27d2006-07-29 10:12:50 -0400943 rx_ctl = asix_read_rx_ctl(dev);
944 dbg("RX_CTL is 0x%04x after software reset", rx_ctl);
945 if ((ret = asix_write_rx_ctl(dev, 0x0000)) < 0)
Al Viro51bf2972007-12-22 17:42:36 +0000946 goto out;
David Brownell2e55cc72005-08-31 09:53:10 -0700947
David Hollis933a27d2006-07-29 10:12:50 -0400948 rx_ctl = asix_read_rx_ctl(dev);
949 dbg("RX_CTL is 0x%04x setting to 0x0000", rx_ctl);
950
David Brownell2e55cc72005-08-31 09:53:10 -0700951 /* Get the MAC address */
David Hollis933a27d2006-07-29 10:12:50 -0400952 if ((ret = asix_read_cmd(dev, AX_CMD_READ_NODE_ID,
David Brownell2e55cc72005-08-31 09:53:10 -0700953 0, 0, ETH_ALEN, buf)) < 0) {
954 dbg("Failed to read MAC address: %d", ret);
Al Viro51bf2972007-12-22 17:42:36 +0000955 goto out;
David Brownell2e55cc72005-08-31 09:53:10 -0700956 }
957 memcpy(dev->net->dev_addr, buf, ETH_ALEN);
958
David Brownell2e55cc72005-08-31 09:53:10 -0700959 /* Initialize MII structure */
960 dev->mii.dev = dev->net;
David Hollis48b1be62006-03-28 20:15:42 -0500961 dev->mii.mdio_read = asix_mdio_read;
962 dev->mii.mdio_write = asix_mdio_write;
David Hollis933a27d2006-07-29 10:12:50 -0400963 dev->mii.phy_id_mask = 0x1f;
964 dev->mii.reg_num_mask = 0x1f;
David Hollis48b1be62006-03-28 20:15:42 -0500965 dev->net->do_ioctl = asix_ioctl;
David Hollis933a27d2006-07-29 10:12:50 -0400966 dev->mii.phy_id = asix_get_phy_addr(dev);
967
968 phyid = asix_get_phyid(dev);
969 dbg("PHYID=0x%08x", phyid);
David Brownell2e55cc72005-08-31 09:53:10 -0700970
David Hollis48b1be62006-03-28 20:15:42 -0500971 if ((ret = asix_sw_reset(dev, AX_SWRESET_PRL)) < 0)
Al Viro51bf2972007-12-22 17:42:36 +0000972 goto out;
David Brownell2e55cc72005-08-31 09:53:10 -0700973
David Brownell2e55cc72005-08-31 09:53:10 -0700974 msleep(150);
975
David Hollis48b1be62006-03-28 20:15:42 -0500976 if ((ret = asix_sw_reset(dev, AX_SWRESET_IPRL | AX_SWRESET_PRL)) < 0)
Al Viro51bf2972007-12-22 17:42:36 +0000977 goto out;
David Brownell2e55cc72005-08-31 09:53:10 -0700978
David Hollis48b1be62006-03-28 20:15:42 -0500979 msleep(150);
980
981 dev->net->set_multicast_list = asix_set_multicast;
David Brownell2e55cc72005-08-31 09:53:10 -0700982 dev->net->ethtool_ops = &ax88772_ethtool_ops;
983
David Hollis933a27d2006-07-29 10:12:50 -0400984 asix_mdio_write(dev->net, dev->mii.phy_id, MII_BMCR, BMCR_RESET);
985 asix_mdio_write(dev->net, dev->mii.phy_id, MII_ADVERTISE,
David Brownell2e55cc72005-08-31 09:53:10 -0700986 ADVERTISE_ALL | ADVERTISE_CSMA);
987 mii_nway_restart(&dev->mii);
988
David Hollis933a27d2006-07-29 10:12:50 -0400989 if ((ret = asix_write_medium_mode(dev, AX88772_MEDIUM_DEFAULT)) < 0)
Al Viro51bf2972007-12-22 17:42:36 +0000990 goto out;
David Brownell2e55cc72005-08-31 09:53:10 -0700991
David Hollis48b1be62006-03-28 20:15:42 -0500992 if ((ret = asix_write_cmd(dev, AX_CMD_WRITE_IPG0,
David Brownell2e55cc72005-08-31 09:53:10 -0700993 AX88772_IPG0_DEFAULT | AX88772_IPG1_DEFAULT,
Al Viro51bf2972007-12-22 17:42:36 +0000994 AX88772_IPG2_DEFAULT, 0, NULL)) < 0) {
David Brownell2e55cc72005-08-31 09:53:10 -0700995 dbg("Write IPG,IPG1,IPG2 failed: %d", ret);
Al Viro51bf2972007-12-22 17:42:36 +0000996 goto out;
David Brownell2e55cc72005-08-31 09:53:10 -0700997 }
David Brownell2e55cc72005-08-31 09:53:10 -0700998
999 /* Set RX_CTL to default values with 2k buffer, and enable cactus */
David Hollis933a27d2006-07-29 10:12:50 -04001000 if ((ret = asix_write_rx_ctl(dev, AX_DEFAULT_RX_CTL)) < 0)
Al Viro51bf2972007-12-22 17:42:36 +00001001 goto out;
David Brownell2e55cc72005-08-31 09:53:10 -07001002
David Hollis933a27d2006-07-29 10:12:50 -04001003 rx_ctl = asix_read_rx_ctl(dev);
1004 dbg("RX_CTL is 0x%04x after all initializations", rx_ctl);
1005
1006 rx_ctl = asix_read_medium_status(dev);
1007 dbg("Medium Status is 0x%04x after all initializations", rx_ctl);
1008
David Brownell2e55cc72005-08-31 09:53:10 -07001009 /* Asix framing packs multiple eth frames into a 2K usb bulk transfer */
1010 if (dev->driver_info->flags & FLAG_FRAMING_AX) {
1011 /* hard_mtu is still the default - the device does not support
1012 jumbo eth frames */
1013 dev->rx_urb_size = 2048;
1014 }
David Brownell2e55cc72005-08-31 09:53:10 -07001015 return 0;
1016
Al Viro51bf2972007-12-22 17:42:36 +00001017out:
David Brownell2e55cc72005-08-31 09:53:10 -07001018 return ret;
1019}
1020
David Hollis933a27d2006-07-29 10:12:50 -04001021static struct ethtool_ops ax88178_ethtool_ops = {
1022 .get_drvinfo = asix_get_drvinfo,
1023 .get_link = asix_get_link,
David Hollis933a27d2006-07-29 10:12:50 -04001024 .get_msglevel = usbnet_get_msglevel,
1025 .set_msglevel = usbnet_set_msglevel,
1026 .get_wol = asix_get_wol,
1027 .set_wol = asix_set_wol,
1028 .get_eeprom_len = asix_get_eeprom_len,
1029 .get_eeprom = asix_get_eeprom,
Arnd Bergmannc41286f2006-10-09 00:08:01 +02001030 .get_settings = usbnet_get_settings,
1031 .set_settings = usbnet_set_settings,
1032 .nway_reset = usbnet_nway_reset,
David Hollis933a27d2006-07-29 10:12:50 -04001033};
1034
1035static int marvell_phy_init(struct usbnet *dev)
David Brownell2e55cc72005-08-31 09:53:10 -07001036{
David Hollis933a27d2006-07-29 10:12:50 -04001037 struct asix_data *data = (struct asix_data *)&dev->data;
1038 u16 reg;
David Brownell2e55cc72005-08-31 09:53:10 -07001039
David Hollis933a27d2006-07-29 10:12:50 -04001040 devdbg(dev,"marvell_phy_init()");
David Brownell2e55cc72005-08-31 09:53:10 -07001041
David Hollis933a27d2006-07-29 10:12:50 -04001042 reg = asix_mdio_read(dev->net, dev->mii.phy_id, MII_MARVELL_STATUS);
1043 devdbg(dev,"MII_MARVELL_STATUS = 0x%04x", reg);
David Brownell2e55cc72005-08-31 09:53:10 -07001044
David Hollis933a27d2006-07-29 10:12:50 -04001045 asix_mdio_write(dev->net, dev->mii.phy_id, MII_MARVELL_CTRL,
1046 MARVELL_CTRL_RXDELAY | MARVELL_CTRL_TXDELAY);
David Brownell2e55cc72005-08-31 09:53:10 -07001047
David Hollis933a27d2006-07-29 10:12:50 -04001048 if (data->ledmode) {
1049 reg = asix_mdio_read(dev->net, dev->mii.phy_id,
1050 MII_MARVELL_LED_CTRL);
1051 devdbg(dev,"MII_MARVELL_LED_CTRL (1) = 0x%04x", reg);
David Brownell2e55cc72005-08-31 09:53:10 -07001052
David Hollis933a27d2006-07-29 10:12:50 -04001053 reg &= 0xf8ff;
1054 reg |= (1 + 0x0100);
1055 asix_mdio_write(dev->net, dev->mii.phy_id,
1056 MII_MARVELL_LED_CTRL, reg);
David Brownell2e55cc72005-08-31 09:53:10 -07001057
David Hollis933a27d2006-07-29 10:12:50 -04001058 reg = asix_mdio_read(dev->net, dev->mii.phy_id,
1059 MII_MARVELL_LED_CTRL);
1060 devdbg(dev,"MII_MARVELL_LED_CTRL (2) = 0x%04x", reg);
1061 reg &= 0xfc0f;
David Brownell2e55cc72005-08-31 09:53:10 -07001062 }
1063
David Brownell2e55cc72005-08-31 09:53:10 -07001064 return 0;
1065}
1066
David Hollis933a27d2006-07-29 10:12:50 -04001067static int marvell_led_status(struct usbnet *dev, u16 speed)
1068{
1069 u16 reg = asix_mdio_read(dev->net, dev->mii.phy_id, MARVELL_LED_MANUAL);
1070
1071 devdbg(dev, "marvell_led_status() read 0x%04x", reg);
1072
1073 /* Clear out the center LED bits - 0x03F0 */
1074 reg &= 0xfc0f;
1075
1076 switch (speed) {
1077 case SPEED_1000:
1078 reg |= 0x03e0;
1079 break;
1080 case SPEED_100:
1081 reg |= 0x03b0;
1082 break;
1083 default:
1084 reg |= 0x02f0;
1085 }
1086
1087 devdbg(dev, "marvell_led_status() writing 0x%04x", reg);
1088 asix_mdio_write(dev->net, dev->mii.phy_id, MARVELL_LED_MANUAL, reg);
1089
1090 return 0;
1091}
1092
1093static int ax88178_link_reset(struct usbnet *dev)
1094{
1095 u16 mode;
1096 struct ethtool_cmd ecmd;
1097 struct asix_data *data = (struct asix_data *)&dev->data;
1098
1099 devdbg(dev,"ax88178_link_reset()");
1100
1101 mii_check_media(&dev->mii, 1, 1);
1102 mii_ethtool_gset(&dev->mii, &ecmd);
1103 mode = AX88178_MEDIUM_DEFAULT;
1104
1105 if (ecmd.speed == SPEED_1000)
Pantelis Koukousoulasa7f75c02008-11-20 01:48:46 -08001106 mode |= AX_MEDIUM_GM;
David Hollis933a27d2006-07-29 10:12:50 -04001107 else if (ecmd.speed == SPEED_100)
1108 mode |= AX_MEDIUM_PS;
1109 else
1110 mode &= ~(AX_MEDIUM_PS | AX_MEDIUM_GM);
1111
Pantelis Koukousoulasa7f75c02008-11-20 01:48:46 -08001112 mode |= AX_MEDIUM_ENCK;
1113
David Hollis933a27d2006-07-29 10:12:50 -04001114 if (ecmd.duplex == DUPLEX_FULL)
1115 mode |= AX_MEDIUM_FD;
1116 else
1117 mode &= ~AX_MEDIUM_FD;
1118
1119 devdbg(dev, "ax88178_link_reset() speed: %d duplex: %d setting mode to 0x%04x", ecmd.speed, ecmd.duplex, mode);
1120
1121 asix_write_medium_mode(dev, mode);
1122
1123 if (data->phymode == PHY_MODE_MARVELL && data->ledmode)
1124 marvell_led_status(dev, ecmd.speed);
1125
1126 return 0;
1127}
1128
1129static void ax88178_set_mfb(struct usbnet *dev)
1130{
1131 u16 mfb = AX_RX_CTL_MFB_16384;
1132 u16 rxctl;
1133 u16 medium;
1134 int old_rx_urb_size = dev->rx_urb_size;
1135
1136 if (dev->hard_mtu < 2048) {
1137 dev->rx_urb_size = 2048;
1138 mfb = AX_RX_CTL_MFB_2048;
1139 } else if (dev->hard_mtu < 4096) {
1140 dev->rx_urb_size = 4096;
1141 mfb = AX_RX_CTL_MFB_4096;
1142 } else if (dev->hard_mtu < 8192) {
1143 dev->rx_urb_size = 8192;
1144 mfb = AX_RX_CTL_MFB_8192;
1145 } else if (dev->hard_mtu < 16384) {
1146 dev->rx_urb_size = 16384;
1147 mfb = AX_RX_CTL_MFB_16384;
1148 }
1149
1150 rxctl = asix_read_rx_ctl(dev);
1151 asix_write_rx_ctl(dev, (rxctl & ~AX_RX_CTL_MFB_16384) | mfb);
1152
1153 medium = asix_read_medium_status(dev);
1154 if (dev->net->mtu > 1500)
1155 medium |= AX_MEDIUM_JFE;
1156 else
1157 medium &= ~AX_MEDIUM_JFE;
1158 asix_write_medium_mode(dev, medium);
1159
1160 if (dev->rx_urb_size > old_rx_urb_size)
1161 usbnet_unlink_rx_urbs(dev);
1162}
1163
1164static int ax88178_change_mtu(struct net_device *net, int new_mtu)
1165{
1166 struct usbnet *dev = netdev_priv(net);
1167 int ll_mtu = new_mtu + net->hard_header_len + 4;
1168
1169 devdbg(dev, "ax88178_change_mtu() new_mtu=%d", new_mtu);
1170
1171 if (new_mtu <= 0 || ll_mtu > 16384)
1172 return -EINVAL;
1173
1174 if ((ll_mtu % dev->maxpacket) == 0)
1175 return -EDOM;
1176
1177 net->mtu = new_mtu;
1178 dev->hard_mtu = net->mtu + net->hard_header_len;
1179 ax88178_set_mfb(dev);
1180
1181 return 0;
1182}
1183
1184static int ax88178_bind(struct usbnet *dev, struct usb_interface *intf)
1185{
1186 struct asix_data *data = (struct asix_data *)&dev->data;
1187 int ret;
Al Viro51bf2972007-12-22 17:42:36 +00001188 u8 buf[ETH_ALEN];
1189 __le16 eeprom;
1190 u8 status;
David Hollis933a27d2006-07-29 10:12:50 -04001191 int gpio0 = 0;
1192 u32 phyid;
1193
1194 usbnet_get_endpoints(dev,intf);
1195
Al Viro51bf2972007-12-22 17:42:36 +00001196 asix_read_cmd(dev, AX_CMD_READ_GPIOS, 0, 0, 1, &status);
1197 dbg("GPIO Status: 0x%04x", status);
David Hollis933a27d2006-07-29 10:12:50 -04001198
1199 asix_write_cmd(dev, AX_CMD_WRITE_ENABLE, 0, 0, 0, NULL);
1200 asix_read_cmd(dev, AX_CMD_READ_EEPROM, 0x0017, 0, 2, &eeprom);
1201 asix_write_cmd(dev, AX_CMD_WRITE_DISABLE, 0, 0, 0, NULL);
1202
1203 dbg("EEPROM index 0x17 is 0x%04x", eeprom);
1204
Al Viro51bf2972007-12-22 17:42:36 +00001205 if (eeprom == cpu_to_le16(0xffff)) {
David Hollis933a27d2006-07-29 10:12:50 -04001206 data->phymode = PHY_MODE_MARVELL;
1207 data->ledmode = 0;
1208 gpio0 = 1;
1209 } else {
Al Viro51bf2972007-12-22 17:42:36 +00001210 data->phymode = le16_to_cpu(eeprom) & 7;
1211 data->ledmode = le16_to_cpu(eeprom) >> 8;
1212 gpio0 = (le16_to_cpu(eeprom) & 0x80) ? 0 : 1;
David Hollis933a27d2006-07-29 10:12:50 -04001213 }
1214 dbg("GPIO0: %d, PhyMode: %d", gpio0, data->phymode);
1215
1216 asix_write_gpio(dev, AX_GPIO_RSE | AX_GPIO_GPO_1 | AX_GPIO_GPO1EN, 40);
Al Viro51bf2972007-12-22 17:42:36 +00001217 if ((le16_to_cpu(eeprom) >> 8) != 1) {
David Hollis933a27d2006-07-29 10:12:50 -04001218 asix_write_gpio(dev, 0x003c, 30);
1219 asix_write_gpio(dev, 0x001c, 300);
1220 asix_write_gpio(dev, 0x003c, 30);
1221 } else {
1222 dbg("gpio phymode == 1 path");
1223 asix_write_gpio(dev, AX_GPIO_GPO1EN, 30);
1224 asix_write_gpio(dev, AX_GPIO_GPO1EN | AX_GPIO_GPO_1, 30);
1225 }
1226
1227 asix_sw_reset(dev, 0);
1228 msleep(150);
1229
1230 asix_sw_reset(dev, AX_SWRESET_PRL | AX_SWRESET_IPPD);
1231 msleep(150);
1232
1233 asix_write_rx_ctl(dev, 0);
1234
1235 /* Get the MAC address */
David Hollis933a27d2006-07-29 10:12:50 -04001236 if ((ret = asix_read_cmd(dev, AX_CMD_READ_NODE_ID,
1237 0, 0, ETH_ALEN, buf)) < 0) {
1238 dbg("Failed to read MAC address: %d", ret);
Al Viro51bf2972007-12-22 17:42:36 +00001239 goto out;
David Hollis933a27d2006-07-29 10:12:50 -04001240 }
1241 memcpy(dev->net->dev_addr, buf, ETH_ALEN);
1242
1243 /* Initialize MII structure */
1244 dev->mii.dev = dev->net;
1245 dev->mii.mdio_read = asix_mdio_read;
1246 dev->mii.mdio_write = asix_mdio_write;
1247 dev->mii.phy_id_mask = 0x1f;
1248 dev->mii.reg_num_mask = 0xff;
1249 dev->mii.supports_gmii = 1;
1250 dev->net->do_ioctl = asix_ioctl;
1251 dev->mii.phy_id = asix_get_phy_addr(dev);
1252 dev->net->set_multicast_list = asix_set_multicast;
1253 dev->net->ethtool_ops = &ax88178_ethtool_ops;
1254 dev->net->change_mtu = &ax88178_change_mtu;
1255
1256 phyid = asix_get_phyid(dev);
1257 dbg("PHYID=0x%08x", phyid);
1258
1259 if (data->phymode == PHY_MODE_MARVELL) {
1260 marvell_phy_init(dev);
1261 msleep(60);
1262 }
1263
1264 asix_mdio_write(dev->net, dev->mii.phy_id, MII_BMCR,
1265 BMCR_RESET | BMCR_ANENABLE);
1266 asix_mdio_write(dev->net, dev->mii.phy_id, MII_ADVERTISE,
1267 ADVERTISE_ALL | ADVERTISE_CSMA | ADVERTISE_PAUSE_CAP);
1268 asix_mdio_write(dev->net, dev->mii.phy_id, MII_CTRL1000,
1269 ADVERTISE_1000FULL);
1270
1271 mii_nway_restart(&dev->mii);
1272
1273 if ((ret = asix_write_medium_mode(dev, AX88178_MEDIUM_DEFAULT)) < 0)
Al Viro51bf2972007-12-22 17:42:36 +00001274 goto out;
David Hollis933a27d2006-07-29 10:12:50 -04001275
1276 if ((ret = asix_write_rx_ctl(dev, AX_DEFAULT_RX_CTL)) < 0)
Al Viro51bf2972007-12-22 17:42:36 +00001277 goto out;
David Hollis933a27d2006-07-29 10:12:50 -04001278
1279 /* Asix framing packs multiple eth frames into a 2K usb bulk transfer */
1280 if (dev->driver_info->flags & FLAG_FRAMING_AX) {
1281 /* hard_mtu is still the default - the device does not support
1282 jumbo eth frames */
1283 dev->rx_urb_size = 2048;
1284 }
David Hollis933a27d2006-07-29 10:12:50 -04001285 return 0;
1286
Al Viro51bf2972007-12-22 17:42:36 +00001287out:
David Hollis933a27d2006-07-29 10:12:50 -04001288 return ret;
1289}
1290
David Brownell2e55cc72005-08-31 09:53:10 -07001291static const struct driver_info ax8817x_info = {
1292 .description = "ASIX AX8817x USB 2.0 Ethernet",
David Hollis48b1be62006-03-28 20:15:42 -05001293 .bind = ax88172_bind,
1294 .status = asix_status,
David Brownell2e55cc72005-08-31 09:53:10 -07001295 .link_reset = ax88172_link_reset,
1296 .reset = ax88172_link_reset,
1297 .flags = FLAG_ETHER,
1298 .data = 0x00130103,
1299};
1300
1301static const struct driver_info dlink_dub_e100_info = {
1302 .description = "DLink DUB-E100 USB Ethernet",
David Hollis48b1be62006-03-28 20:15:42 -05001303 .bind = ax88172_bind,
1304 .status = asix_status,
David Brownell2e55cc72005-08-31 09:53:10 -07001305 .link_reset = ax88172_link_reset,
1306 .reset = ax88172_link_reset,
1307 .flags = FLAG_ETHER,
1308 .data = 0x009f9d9f,
1309};
1310
1311static const struct driver_info netgear_fa120_info = {
1312 .description = "Netgear FA-120 USB Ethernet",
David Hollis48b1be62006-03-28 20:15:42 -05001313 .bind = ax88172_bind,
1314 .status = asix_status,
David Brownell2e55cc72005-08-31 09:53:10 -07001315 .link_reset = ax88172_link_reset,
1316 .reset = ax88172_link_reset,
1317 .flags = FLAG_ETHER,
1318 .data = 0x00130103,
1319};
1320
1321static const struct driver_info hawking_uf200_info = {
1322 .description = "Hawking UF200 USB Ethernet",
David Hollis48b1be62006-03-28 20:15:42 -05001323 .bind = ax88172_bind,
1324 .status = asix_status,
David Brownell2e55cc72005-08-31 09:53:10 -07001325 .link_reset = ax88172_link_reset,
1326 .reset = ax88172_link_reset,
1327 .flags = FLAG_ETHER,
1328 .data = 0x001f1d1f,
1329};
1330
1331static const struct driver_info ax88772_info = {
1332 .description = "ASIX AX88772 USB 2.0 Ethernet",
1333 .bind = ax88772_bind,
David Hollis48b1be62006-03-28 20:15:42 -05001334 .status = asix_status,
David Brownell2e55cc72005-08-31 09:53:10 -07001335 .link_reset = ax88772_link_reset,
1336 .reset = ax88772_link_reset,
1337 .flags = FLAG_ETHER | FLAG_FRAMING_AX,
David Hollis933a27d2006-07-29 10:12:50 -04001338 .rx_fixup = asix_rx_fixup,
1339 .tx_fixup = asix_tx_fixup,
1340};
1341
1342static const struct driver_info ax88178_info = {
1343 .description = "ASIX AX88178 USB 2.0 Ethernet",
1344 .bind = ax88178_bind,
1345 .status = asix_status,
1346 .link_reset = ax88178_link_reset,
1347 .reset = ax88178_link_reset,
1348 .flags = FLAG_ETHER | FLAG_FRAMING_AX,
1349 .rx_fixup = asix_rx_fixup,
1350 .tx_fixup = asix_tx_fixup,
David Brownell2e55cc72005-08-31 09:53:10 -07001351};
1352
1353static const struct usb_device_id products [] = {
1354{
1355 // Linksys USB200M
1356 USB_DEVICE (0x077b, 0x2226),
1357 .driver_info = (unsigned long) &ax8817x_info,
1358}, {
1359 // Netgear FA120
1360 USB_DEVICE (0x0846, 0x1040),
1361 .driver_info = (unsigned long) &netgear_fa120_info,
1362}, {
1363 // DLink DUB-E100
1364 USB_DEVICE (0x2001, 0x1a00),
1365 .driver_info = (unsigned long) &dlink_dub_e100_info,
1366}, {
1367 // Intellinet, ST Lab USB Ethernet
1368 USB_DEVICE (0x0b95, 0x1720),
1369 .driver_info = (unsigned long) &ax8817x_info,
1370}, {
1371 // Hawking UF200, TrendNet TU2-ET100
1372 USB_DEVICE (0x07b8, 0x420a),
1373 .driver_info = (unsigned long) &hawking_uf200_info,
1374}, {
David Hollis39c4b382007-02-20 08:02:24 -05001375 // Billionton Systems, USB2AR
1376 USB_DEVICE (0x08dd, 0x90ff),
1377 .driver_info = (unsigned long) &ax8817x_info,
David Brownell2e55cc72005-08-31 09:53:10 -07001378}, {
1379 // ATEN UC210T
1380 USB_DEVICE (0x0557, 0x2009),
1381 .driver_info = (unsigned long) &ax8817x_info,
1382}, {
1383 // Buffalo LUA-U2-KTX
1384 USB_DEVICE (0x0411, 0x003d),
1385 .driver_info = (unsigned long) &ax8817x_info,
1386}, {
Mattia Dongiliac7b77f2008-05-06 20:42:35 -07001387 // Buffalo LUA-U2-GT 10/100/1000
1388 USB_DEVICE (0x0411, 0x006e),
1389 .driver_info = (unsigned long) &ax88178_info,
1390}, {
David Brownell2e55cc72005-08-31 09:53:10 -07001391 // Sitecom LN-029 "USB 2.0 10/100 Ethernet adapter"
1392 USB_DEVICE (0x6189, 0x182d),
1393 .driver_info = (unsigned long) &ax8817x_info,
1394}, {
1395 // corega FEther USB2-TX
1396 USB_DEVICE (0x07aa, 0x0017),
1397 .driver_info = (unsigned long) &ax8817x_info,
1398}, {
1399 // Surecom EP-1427X-2
1400 USB_DEVICE (0x1189, 0x0893),
1401 .driver_info = (unsigned long) &ax8817x_info,
1402}, {
1403 // goodway corp usb gwusb2e
1404 USB_DEVICE (0x1631, 0x6200),
1405 .driver_info = (unsigned long) &ax8817x_info,
1406}, {
David Hollis39c4b382007-02-20 08:02:24 -05001407 // JVC MP-PRX1 Port Replicator
1408 USB_DEVICE (0x04f1, 0x3008),
1409 .driver_info = (unsigned long) &ax8817x_info,
1410}, {
David Brownell2e55cc72005-08-31 09:53:10 -07001411 // ASIX AX88772 10/100
David Hollis39c4b382007-02-20 08:02:24 -05001412 USB_DEVICE (0x0b95, 0x7720),
1413 .driver_info = (unsigned long) &ax88772_info,
David Hollis5e0f76c2005-12-19 13:58:38 -05001414}, {
Eduard Warkentin73274132006-05-18 01:13:17 -07001415 // ASIX AX88178 10/100/1000
1416 USB_DEVICE (0x0b95, 0x1780),
David Hollis933a27d2006-07-29 10:12:50 -04001417 .driver_info = (unsigned long) &ax88178_info,
Eduard Warkentin73274132006-05-18 01:13:17 -07001418}, {
David Hollis5e0f76c2005-12-19 13:58:38 -05001419 // Linksys USB200M Rev 2
1420 USB_DEVICE (0x13b1, 0x0018),
1421 .driver_info = (unsigned long) &ax88772_info,
David Hollis5732ce82006-01-05 14:39:49 -05001422}, {
1423 // 0Q0 cable ethernet
1424 USB_DEVICE (0x1557, 0x7720),
1425 .driver_info = (unsigned long) &ax88772_info,
David Hollis933a27d2006-07-29 10:12:50 -04001426}, {
1427 // DLink DUB-E100 H/W Ver B1
1428 USB_DEVICE (0x07d1, 0x3c05),
1429 .driver_info = (unsigned long) &ax88772_info,
1430}, {
David Hollisb923e7f2006-09-21 08:09:29 -04001431 // DLink DUB-E100 H/W Ver B1 Alternate
1432 USB_DEVICE (0x2001, 0x3c05),
1433 .driver_info = (unsigned long) &ax88772_info,
1434}, {
David Hollis933a27d2006-07-29 10:12:50 -04001435 // Linksys USB1000
1436 USB_DEVICE (0x1737, 0x0039),
1437 .driver_info = (unsigned long) &ax88178_info,
YOSHIFUJI Hideaki / 吉藤英明b29cf312007-01-26 22:57:38 +09001438}, {
1439 // IO-DATA ETG-US2
1440 USB_DEVICE (0x04bb, 0x0930),
1441 .driver_info = (unsigned long) &ax88178_info,
David Hollis2ed22bc2007-05-23 07:33:17 -04001442}, {
1443 // Belkin F5D5055
1444 USB_DEVICE(0x050d, 0x5055),
1445 .driver_info = (unsigned long) &ax88178_info,
Aurelien Nephtali3d60efb52008-05-14 17:04:13 -07001446}, {
1447 // Apple USB Ethernet Adapter
1448 USB_DEVICE(0x05ac, 0x1402),
1449 .driver_info = (unsigned long) &ax88772_info,
Jason Cooperccf95402008-11-11 13:02:53 -05001450}, {
1451 // Cables-to-Go USB Ethernet Adapter
1452 USB_DEVICE(0x0b95, 0x772a),
1453 .driver_info = (unsigned long) &ax88772_info,
David Brownell2e55cc72005-08-31 09:53:10 -07001454},
1455 { }, // END
1456};
1457MODULE_DEVICE_TABLE(usb, products);
1458
1459static struct usb_driver asix_driver = {
David Brownell2e55cc72005-08-31 09:53:10 -07001460 .name = "asix",
1461 .id_table = products,
1462 .probe = usbnet_probe,
1463 .suspend = usbnet_suspend,
1464 .resume = usbnet_resume,
1465 .disconnect = usbnet_disconnect,
Oliver Neukuma11a6542007-08-03 13:52:19 +02001466 .supports_autosuspend = 1,
David Brownell2e55cc72005-08-31 09:53:10 -07001467};
1468
1469static int __init asix_init(void)
1470{
1471 return usb_register(&asix_driver);
1472}
1473module_init(asix_init);
1474
1475static void __exit asix_exit(void)
1476{
1477 usb_deregister(&asix_driver);
1478}
1479module_exit(asix_exit);
1480
1481MODULE_AUTHOR("David Hollis");
1482MODULE_DESCRIPTION("ASIX AX8817X based USB 2.0 Ethernet Devices");
1483MODULE_LICENSE("GPL");
1484