Commit | Line | Data |
---|---|---|
2e55cc72 DB |
1 | /* |
2 | * ASIX AX8817X based USB 2.0 Ethernet Devices | |
933a27d3 | 3 | * Copyright (C) 2003-2006 David Hollis <dhollis@davehollis.com> |
2e55cc72 | 4 | * Copyright (C) 2005 Phil Chang <pchang23@sbcglobal.net> |
933a27d3 | 5 | * Copyright (C) 2006 James Painter <jamie.painter@iname.com> |
2e55cc72 DB |
6 | * 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 | ||
607740bc CR |
23 | #include "asix.h" |
24 | ||
25 | int asix_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, | |
26 | u16 size, void *data) | |
2e55cc72 | 27 | { |
51bf2976 AV |
28 | void *buf; |
29 | int err = -ENOMEM; | |
30 | ||
60b86755 JP |
31 | netdev_dbg(dev->net, "asix_read_cmd() cmd=0x%02x value=0x%04x index=0x%04x size=%d\n", |
32 | cmd, value, index, size); | |
51bf2976 AV |
33 | |
34 | buf = kmalloc(size, GFP_KERNEL); | |
35 | if (!buf) | |
36 | goto out; | |
37 | ||
38 | err = usb_control_msg( | |
2e55cc72 DB |
39 | dev->udev, |
40 | usb_rcvctrlpipe(dev->udev, 0), | |
41 | cmd, | |
42 | USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, | |
43 | value, | |
44 | index, | |
51bf2976 | 45 | buf, |
2e55cc72 DB |
46 | size, |
47 | USB_CTRL_GET_TIMEOUT); | |
94d43363 | 48 | if (err == size) |
51bf2976 | 49 | memcpy(data, buf, size); |
94d43363 RD |
50 | else if (err >= 0) |
51 | err = -EINVAL; | |
51bf2976 AV |
52 | kfree(buf); |
53 | ||
54 | out: | |
55 | return err; | |
2e55cc72 DB |
56 | } |
57 | ||
607740bc CR |
58 | int asix_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, |
59 | u16 size, void *data) | |
2e55cc72 | 60 | { |
51bf2976 AV |
61 | void *buf = NULL; |
62 | int err = -ENOMEM; | |
63 | ||
60b86755 JP |
64 | netdev_dbg(dev->net, "asix_write_cmd() cmd=0x%02x value=0x%04x index=0x%04x size=%d\n", |
65 | cmd, value, index, size); | |
51bf2976 AV |
66 | |
67 | if (data) { | |
99bf2366 | 68 | buf = kmemdup(data, size, GFP_KERNEL); |
51bf2976 AV |
69 | if (!buf) |
70 | goto out; | |
51bf2976 AV |
71 | } |
72 | ||
73 | err = usb_control_msg( | |
2e55cc72 DB |
74 | dev->udev, |
75 | usb_sndctrlpipe(dev->udev, 0), | |
76 | cmd, | |
77 | USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, | |
78 | value, | |
79 | index, | |
51bf2976 | 80 | buf, |
2e55cc72 DB |
81 | size, |
82 | USB_CTRL_SET_TIMEOUT); | |
51bf2976 AV |
83 | kfree(buf); |
84 | ||
85 | out: | |
86 | return err; | |
2e55cc72 DB |
87 | } |
88 | ||
7d12e780 | 89 | static void asix_async_cmd_callback(struct urb *urb) |
2e55cc72 DB |
90 | { |
91 | struct usb_ctrlrequest *req = (struct usb_ctrlrequest *)urb->context; | |
c94cb314 | 92 | int status = urb->status; |
2e55cc72 | 93 | |
c94cb314 | 94 | if (status < 0) |
48b1be6a | 95 | printk(KERN_DEBUG "asix_async_cmd_callback() failed with %d", |
c94cb314 | 96 | status); |
2e55cc72 DB |
97 | |
98 | kfree(req); | |
99 | usb_free_urb(urb); | |
100 | } | |
101 | ||
607740bc CR |
102 | void asix_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, u16 index, |
103 | u16 size, void *data) | |
933a27d3 DH |
104 | { |
105 | struct usb_ctrlrequest *req; | |
106 | int status; | |
107 | struct urb *urb; | |
108 | ||
60b86755 JP |
109 | netdev_dbg(dev->net, "asix_write_cmd_async() cmd=0x%02x value=0x%04x index=0x%04x size=%d\n", |
110 | cmd, value, index, size); | |
83e1b918 GG |
111 | |
112 | urb = usb_alloc_urb(0, GFP_ATOMIC); | |
113 | if (!urb) { | |
60b86755 | 114 | netdev_err(dev->net, "Error allocating URB in write_cmd_async!\n"); |
933a27d3 DH |
115 | return; |
116 | } | |
117 | ||
83e1b918 GG |
118 | req = kmalloc(sizeof(struct usb_ctrlrequest), GFP_ATOMIC); |
119 | if (!req) { | |
60b86755 | 120 | netdev_err(dev->net, "Failed to allocate memory for control request\n"); |
933a27d3 DH |
121 | usb_free_urb(urb); |
122 | return; | |
123 | } | |
124 | ||
125 | req->bRequestType = USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE; | |
126 | req->bRequest = cmd; | |
9aa742ef ON |
127 | req->wValue = cpu_to_le16(value); |
128 | req->wIndex = cpu_to_le16(index); | |
129 | req->wLength = cpu_to_le16(size); | |
933a27d3 DH |
130 | |
131 | usb_fill_control_urb(urb, dev->udev, | |
132 | usb_sndctrlpipe(dev->udev, 0), | |
133 | (void *)req, data, size, | |
134 | asix_async_cmd_callback, req); | |
135 | ||
83e1b918 GG |
136 | status = usb_submit_urb(urb, GFP_ATOMIC); |
137 | if (status < 0) { | |
60b86755 JP |
138 | netdev_err(dev->net, "Error submitting the control message: status=%d\n", |
139 | status); | |
933a27d3 DH |
140 | kfree(req); |
141 | usb_free_urb(urb); | |
142 | } | |
143 | } | |
144 | ||
607740bc | 145 | int asix_rx_fixup(struct usbnet *dev, struct sk_buff *skb) |
933a27d3 | 146 | { |
a9e0aca4 | 147 | int offset = 0; |
933a27d3 | 148 | |
a9e0aca4 ED |
149 | while (offset + sizeof(u32) < skb->len) { |
150 | struct sk_buff *ax_skb; | |
151 | u16 size; | |
152 | u32 header = get_unaligned_le32(skb->data + offset); | |
933a27d3 | 153 | |
a9e0aca4 | 154 | offset += sizeof(u32); |
bc466e67 | 155 | |
933a27d3 | 156 | /* get the packet length */ |
a9e0aca4 ED |
157 | size = (u16) (header & 0x7ff); |
158 | if (size != ((~header >> 16) & 0x07ff)) { | |
159 | netdev_err(dev->net, "asix_rx_fixup() Bad Header Length\n"); | |
160 | return 0; | |
3f78d1f2 NJ |
161 | } |
162 | ||
9dae3100 | 163 | if ((size > dev->net->mtu + ETH_HLEN + VLAN_HLEN) || |
a9e0aca4 | 164 | (size + offset > skb->len)) { |
60b86755 JP |
165 | netdev_err(dev->net, "asix_rx_fixup() Bad RX Length %d\n", |
166 | size); | |
933a27d3 DH |
167 | return 0; |
168 | } | |
a9e0aca4 ED |
169 | ax_skb = netdev_alloc_skb_ip_align(dev->net, size); |
170 | if (!ax_skb) | |
933a27d3 | 171 | return 0; |
933a27d3 | 172 | |
a9e0aca4 ED |
173 | skb_put(ax_skb, size); |
174 | memcpy(ax_skb->data, skb->data + offset, size); | |
175 | usbnet_skb_return(dev, ax_skb); | |
933a27d3 | 176 | |
a9e0aca4 | 177 | offset += (size + 1) & 0xfffe; |
933a27d3 DH |
178 | } |
179 | ||
a9e0aca4 | 180 | if (skb->len != offset) { |
60b86755 JP |
181 | netdev_err(dev->net, "asix_rx_fixup() Bad SKB Length %d\n", |
182 | skb->len); | |
933a27d3 DH |
183 | return 0; |
184 | } | |
185 | return 1; | |
186 | } | |
187 | ||
607740bc CR |
188 | struct sk_buff *asix_tx_fixup(struct usbnet *dev, struct sk_buff *skb, |
189 | gfp_t flags) | |
933a27d3 DH |
190 | { |
191 | int padlen; | |
192 | int headroom = skb_headroom(skb); | |
193 | int tailroom = skb_tailroom(skb); | |
194 | u32 packet_len; | |
195 | u32 padbytes = 0xffff0000; | |
196 | ||
2a580949 | 197 | padlen = ((skb->len + 4) & (dev->maxpacket - 1)) ? 0 : 4; |
933a27d3 | 198 | |
95162d65 ED |
199 | /* We need to push 4 bytes in front of frame (packet_len) |
200 | * and maybe add 4 bytes after the end (if padlen is 4) | |
201 | * | |
202 | * Avoid skb_copy_expand() expensive call, using following rules : | |
203 | * - We are allowed to push 4 bytes in headroom if skb_header_cloned() | |
204 | * is false (and if we have 4 bytes of headroom) | |
205 | * - We are allowed to put 4 bytes at tail if skb_cloned() | |
206 | * is false (and if we have 4 bytes of tailroom) | |
207 | * | |
208 | * TCP packets for example are cloned, but skb_header_release() | |
209 | * was called in tcp stack, allowing us to use headroom for our needs. | |
210 | */ | |
211 | if (!skb_header_cloned(skb) && | |
212 | !(padlen && skb_cloned(skb)) && | |
213 | headroom + tailroom >= 4 + padlen) { | |
214 | /* following should not happen, but better be safe */ | |
215 | if (headroom < 4 || | |
216 | tailroom < padlen) { | |
933a27d3 | 217 | skb->data = memmove(skb->head + 4, skb->data, skb->len); |
27a884dc | 218 | skb_set_tail_pointer(skb, skb->len); |
933a27d3 DH |
219 | } |
220 | } else { | |
221 | struct sk_buff *skb2; | |
95162d65 | 222 | |
933a27d3 DH |
223 | skb2 = skb_copy_expand(skb, 4, padlen, flags); |
224 | dev_kfree_skb_any(skb); | |
225 | skb = skb2; | |
226 | if (!skb) | |
227 | return NULL; | |
228 | } | |
229 | ||
95162d65 | 230 | packet_len = ((skb->len ^ 0x0000ffff) << 16) + skb->len; |
933a27d3 | 231 | skb_push(skb, 4); |
57e4f041 | 232 | cpu_to_le32s(&packet_len); |
27d7ff46 | 233 | skb_copy_to_linear_data(skb, &packet_len, sizeof(packet_len)); |
933a27d3 | 234 | |
2a580949 | 235 | if (padlen) { |
57e4f041 | 236 | cpu_to_le32s(&padbytes); |
27a884dc | 237 | memcpy(skb_tail_pointer(skb), &padbytes, sizeof(padbytes)); |
933a27d3 DH |
238 | skb_put(skb, sizeof(padbytes)); |
239 | } | |
240 | return skb; | |
241 | } | |
242 | ||
607740bc | 243 | int asix_set_sw_mii(struct usbnet *dev) |
48b1be6a DH |
244 | { |
245 | int ret; | |
246 | ret = asix_write_cmd(dev, AX_CMD_SET_SW_MII, 0x0000, 0, 0, NULL); | |
247 | if (ret < 0) | |
60b86755 | 248 | netdev_err(dev->net, "Failed to enable software MII access\n"); |
48b1be6a DH |
249 | return ret; |
250 | } | |
251 | ||
607740bc | 252 | int asix_set_hw_mii(struct usbnet *dev) |
48b1be6a DH |
253 | { |
254 | int ret; | |
255 | ret = asix_write_cmd(dev, AX_CMD_SET_HW_MII, 0x0000, 0, 0, NULL); | |
256 | if (ret < 0) | |
60b86755 | 257 | netdev_err(dev->net, "Failed to enable hardware MII access\n"); |
48b1be6a DH |
258 | return ret; |
259 | } | |
260 | ||
16626b0c | 261 | int asix_read_phy_addr(struct usbnet *dev, int internal) |
48b1be6a | 262 | { |
16626b0c | 263 | int offset = (internal ? 1 : 0); |
51bf2976 AV |
264 | u8 buf[2]; |
265 | int ret = asix_read_cmd(dev, AX_CMD_READ_PHY_ID, 0, 0, 2, buf); | |
48b1be6a | 266 | |
60b86755 | 267 | netdev_dbg(dev->net, "asix_get_phy_addr()\n"); |
933a27d3 | 268 | |
51bf2976 | 269 | if (ret < 0) { |
60b86755 | 270 | netdev_err(dev->net, "Error reading PHYID register: %02x\n", ret); |
51bf2976 | 271 | goto out; |
48b1be6a | 272 | } |
60b86755 JP |
273 | netdev_dbg(dev->net, "asix_get_phy_addr() returning 0x%04x\n", |
274 | *((__le16 *)buf)); | |
16626b0c | 275 | ret = buf[offset]; |
51bf2976 AV |
276 | |
277 | out: | |
48b1be6a DH |
278 | return ret; |
279 | } | |
280 | ||
16626b0c CR |
281 | int asix_get_phy_addr(struct usbnet *dev) |
282 | { | |
283 | /* return the address of the internal phy */ | |
284 | return asix_read_phy_addr(dev, 1); | |
285 | } | |
286 | ||
287 | ||
607740bc | 288 | int asix_sw_reset(struct usbnet *dev, u8 flags) |
48b1be6a DH |
289 | { |
290 | int ret; | |
291 | ||
292 | ret = asix_write_cmd(dev, AX_CMD_SW_RESET, flags, 0, 0, NULL); | |
293 | if (ret < 0) | |
60b86755 | 294 | netdev_err(dev->net, "Failed to send software reset: %02x\n", ret); |
933a27d3 DH |
295 | |
296 | return ret; | |
297 | } | |
48b1be6a | 298 | |
607740bc | 299 | u16 asix_read_rx_ctl(struct usbnet *dev) |
933a27d3 | 300 | { |
51bf2976 AV |
301 | __le16 v; |
302 | int ret = asix_read_cmd(dev, AX_CMD_READ_RX_CTL, 0, 0, 2, &v); | |
933a27d3 | 303 | |
51bf2976 | 304 | if (ret < 0) { |
60b86755 | 305 | netdev_err(dev->net, "Error reading RX_CTL register: %02x\n", ret); |
51bf2976 | 306 | goto out; |
933a27d3 | 307 | } |
51bf2976 AV |
308 | ret = le16_to_cpu(v); |
309 | out: | |
48b1be6a DH |
310 | return ret; |
311 | } | |
312 | ||
607740bc | 313 | int asix_write_rx_ctl(struct usbnet *dev, u16 mode) |
48b1be6a DH |
314 | { |
315 | int ret; | |
316 | ||
60b86755 | 317 | netdev_dbg(dev->net, "asix_write_rx_ctl() - mode = 0x%04x\n", mode); |
48b1be6a DH |
318 | ret = asix_write_cmd(dev, AX_CMD_WRITE_RX_CTL, mode, 0, 0, NULL); |
319 | if (ret < 0) | |
60b86755 JP |
320 | netdev_err(dev->net, "Failed to write RX_CTL mode to 0x%04x: %02x\n", |
321 | mode, ret); | |
48b1be6a DH |
322 | |
323 | return ret; | |
324 | } | |
325 | ||
607740bc | 326 | u16 asix_read_medium_status(struct usbnet *dev) |
2e55cc72 | 327 | { |
51bf2976 AV |
328 | __le16 v; |
329 | int ret = asix_read_cmd(dev, AX_CMD_READ_MEDIUM_STATUS, 0, 0, 2, &v); | |
2e55cc72 | 330 | |
51bf2976 | 331 | if (ret < 0) { |
60b86755 JP |
332 | netdev_err(dev->net, "Error reading Medium Status register: %02x\n", |
333 | ret); | |
83e1b918 | 334 | return ret; /* TODO: callers not checking for error ret */ |
2e55cc72 | 335 | } |
83e1b918 GG |
336 | |
337 | return le16_to_cpu(v); | |
338 | ||
2e55cc72 DB |
339 | } |
340 | ||
607740bc | 341 | int asix_write_medium_mode(struct usbnet *dev, u16 mode) |
2e55cc72 | 342 | { |
933a27d3 | 343 | int ret; |
2e55cc72 | 344 | |
60b86755 | 345 | netdev_dbg(dev->net, "asix_write_medium_mode() - mode = 0x%04x\n", mode); |
933a27d3 DH |
346 | ret = asix_write_cmd(dev, AX_CMD_WRITE_MEDIUM_MODE, mode, 0, 0, NULL); |
347 | if (ret < 0) | |
60b86755 JP |
348 | netdev_err(dev->net, "Failed to write Medium Mode mode to 0x%04x: %02x\n", |
349 | mode, ret); | |
2e55cc72 | 350 | |
933a27d3 DH |
351 | return ret; |
352 | } | |
2e55cc72 | 353 | |
607740bc | 354 | int asix_write_gpio(struct usbnet *dev, u16 value, int sleep) |
933a27d3 DH |
355 | { |
356 | int ret; | |
2e55cc72 | 357 | |
60b86755 | 358 | netdev_dbg(dev->net, "asix_write_gpio() - value = 0x%04x\n", value); |
933a27d3 DH |
359 | ret = asix_write_cmd(dev, AX_CMD_WRITE_GPIOS, value, 0, 0, NULL); |
360 | if (ret < 0) | |
60b86755 JP |
361 | netdev_err(dev->net, "Failed to write GPIO value 0x%04x: %02x\n", |
362 | value, ret); | |
2e55cc72 | 363 | |
933a27d3 DH |
364 | if (sleep) |
365 | msleep(sleep); | |
366 | ||
367 | return ret; | |
2e55cc72 DB |
368 | } |
369 | ||
933a27d3 DH |
370 | /* |
371 | * AX88772 & AX88178 have a 16-bit RX_CTL value | |
372 | */ | |
607740bc | 373 | void asix_set_multicast(struct net_device *net) |
2e55cc72 DB |
374 | { |
375 | struct usbnet *dev = netdev_priv(net); | |
48b1be6a | 376 | struct asix_data *data = (struct asix_data *)&dev->data; |
933a27d3 | 377 | u16 rx_ctl = AX_DEFAULT_RX_CTL; |
2e55cc72 DB |
378 | |
379 | if (net->flags & IFF_PROMISC) { | |
933a27d3 | 380 | rx_ctl |= AX_RX_CTL_PRO; |
8e95a202 | 381 | } else if (net->flags & IFF_ALLMULTI || |
4cd24eaf | 382 | netdev_mc_count(net) > AX_MAX_MCAST) { |
933a27d3 | 383 | rx_ctl |= AX_RX_CTL_AMALL; |
4cd24eaf | 384 | } else if (netdev_mc_empty(net)) { |
2e55cc72 DB |
385 | /* just broadcast and directed */ |
386 | } else { | |
387 | /* We use the 20 byte dev->data | |
388 | * for our 8 byte filter buffer | |
389 | * to avoid allocating memory that | |
390 | * is tricky to free later */ | |
22bedad3 | 391 | struct netdev_hw_addr *ha; |
2e55cc72 | 392 | u32 crc_bits; |
2e55cc72 DB |
393 | |
394 | memset(data->multi_filter, 0, AX_MCAST_FILTER_SIZE); | |
395 | ||
396 | /* Build the multicast hash filter. */ | |
22bedad3 JP |
397 | netdev_for_each_mc_addr(ha, net) { |
398 | crc_bits = ether_crc(ETH_ALEN, ha->addr) >> 26; | |
2e55cc72 DB |
399 | data->multi_filter[crc_bits >> 3] |= |
400 | 1 << (crc_bits & 7); | |
2e55cc72 DB |
401 | } |
402 | ||
48b1be6a | 403 | asix_write_cmd_async(dev, AX_CMD_WRITE_MULTI_FILTER, 0, 0, |
2e55cc72 DB |
404 | AX_MCAST_FILTER_SIZE, data->multi_filter); |
405 | ||
933a27d3 | 406 | rx_ctl |= AX_RX_CTL_AM; |
2e55cc72 DB |
407 | } |
408 | ||
48b1be6a | 409 | asix_write_cmd_async(dev, AX_CMD_WRITE_RX_CTL, rx_ctl, 0, 0, NULL); |
2e55cc72 DB |
410 | } |
411 | ||
607740bc | 412 | int asix_mdio_read(struct net_device *netdev, int phy_id, int loc) |
2e55cc72 DB |
413 | { |
414 | struct usbnet *dev = netdev_priv(netdev); | |
51bf2976 | 415 | __le16 res; |
2e55cc72 | 416 | |
a9fc6338 | 417 | mutex_lock(&dev->phy_mutex); |
48b1be6a DH |
418 | asix_set_sw_mii(dev); |
419 | asix_read_cmd(dev, AX_CMD_READ_MII_REG, phy_id, | |
51bf2976 | 420 | (__u16)loc, 2, &res); |
48b1be6a | 421 | asix_set_hw_mii(dev); |
a9fc6338 | 422 | mutex_unlock(&dev->phy_mutex); |
2e55cc72 | 423 | |
60b86755 JP |
424 | netdev_dbg(dev->net, "asix_mdio_read() phy_id=0x%02x, loc=0x%02x, returns=0x%04x\n", |
425 | phy_id, loc, le16_to_cpu(res)); | |
2e55cc72 | 426 | |
51bf2976 | 427 | return le16_to_cpu(res); |
2e55cc72 DB |
428 | } |
429 | ||
607740bc | 430 | void asix_mdio_write(struct net_device *netdev, int phy_id, int loc, int val) |
2e55cc72 DB |
431 | { |
432 | struct usbnet *dev = netdev_priv(netdev); | |
51bf2976 | 433 | __le16 res = cpu_to_le16(val); |
2e55cc72 | 434 | |
60b86755 JP |
435 | netdev_dbg(dev->net, "asix_mdio_write() phy_id=0x%02x, loc=0x%02x, val=0x%04x\n", |
436 | phy_id, loc, val); | |
a9fc6338 | 437 | mutex_lock(&dev->phy_mutex); |
48b1be6a | 438 | asix_set_sw_mii(dev); |
51bf2976 | 439 | asix_write_cmd(dev, AX_CMD_WRITE_MII_REG, phy_id, (__u16)loc, 2, &res); |
48b1be6a | 440 | asix_set_hw_mii(dev); |
a9fc6338 | 441 | mutex_unlock(&dev->phy_mutex); |
2e55cc72 DB |
442 | } |
443 | ||
607740bc | 444 | void asix_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo) |
2e55cc72 DB |
445 | { |
446 | struct usbnet *dev = netdev_priv(net); | |
447 | u8 opt; | |
448 | ||
48b1be6a | 449 | if (asix_read_cmd(dev, AX_CMD_READ_MONITOR_MODE, 0, 0, 1, &opt) < 0) { |
2e55cc72 DB |
450 | wolinfo->supported = 0; |
451 | wolinfo->wolopts = 0; | |
452 | return; | |
453 | } | |
454 | wolinfo->supported = WAKE_PHY | WAKE_MAGIC; | |
455 | wolinfo->wolopts = 0; | |
f87ce5b2 | 456 | if (opt & AX_MONITOR_LINK) |
457 | wolinfo->wolopts |= WAKE_PHY; | |
458 | if (opt & AX_MONITOR_MAGIC) | |
459 | wolinfo->wolopts |= WAKE_MAGIC; | |
2e55cc72 DB |
460 | } |
461 | ||
607740bc | 462 | int asix_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo) |
2e55cc72 DB |
463 | { |
464 | struct usbnet *dev = netdev_priv(net); | |
465 | u8 opt = 0; | |
2e55cc72 DB |
466 | |
467 | if (wolinfo->wolopts & WAKE_PHY) | |
468 | opt |= AX_MONITOR_LINK; | |
469 | if (wolinfo->wolopts & WAKE_MAGIC) | |
470 | opt |= AX_MONITOR_MAGIC; | |
2e55cc72 | 471 | |
48b1be6a | 472 | if (asix_write_cmd(dev, AX_CMD_WRITE_MONITOR_MODE, |
51bf2976 | 473 | opt, 0, 0, NULL) < 0) |
2e55cc72 DB |
474 | return -EINVAL; |
475 | ||
476 | return 0; | |
477 | } | |
478 | ||
607740bc | 479 | int asix_get_eeprom_len(struct net_device *net) |
2e55cc72 | 480 | { |
ceb02c91 | 481 | return AX_EEPROM_LEN; |
2e55cc72 DB |
482 | } |
483 | ||
607740bc CR |
484 | int asix_get_eeprom(struct net_device *net, struct ethtool_eeprom *eeprom, |
485 | u8 *data) | |
2e55cc72 DB |
486 | { |
487 | struct usbnet *dev = netdev_priv(net); | |
ceb02c91 CR |
488 | u16 *eeprom_buff; |
489 | int first_word, last_word; | |
2e55cc72 DB |
490 | int i; |
491 | ||
ceb02c91 | 492 | if (eeprom->len == 0) |
2e55cc72 DB |
493 | return -EINVAL; |
494 | ||
495 | eeprom->magic = AX_EEPROM_MAGIC; | |
496 | ||
ceb02c91 CR |
497 | first_word = eeprom->offset >> 1; |
498 | last_word = (eeprom->offset + eeprom->len - 1) >> 1; | |
499 | ||
500 | eeprom_buff = kmalloc(sizeof(u16) * (last_word - first_word + 1), | |
501 | GFP_KERNEL); | |
502 | if (!eeprom_buff) | |
503 | return -ENOMEM; | |
504 | ||
2e55cc72 | 505 | /* ax8817x returns 2 bytes from eeprom on read */ |
ceb02c91 CR |
506 | for (i = first_word; i <= last_word; i++) { |
507 | if (asix_read_cmd(dev, AX_CMD_READ_EEPROM, i, 0, 2, | |
508 | &(eeprom_buff[i - first_word])) < 0) { | |
509 | kfree(eeprom_buff); | |
510 | return -EIO; | |
511 | } | |
2e55cc72 | 512 | } |
ceb02c91 CR |
513 | |
514 | memcpy(data, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len); | |
515 | kfree(eeprom_buff); | |
2e55cc72 DB |
516 | return 0; |
517 | } | |
518 | ||
cb7b24cd CR |
519 | int asix_set_eeprom(struct net_device *net, struct ethtool_eeprom *eeprom, |
520 | u8 *data) | |
521 | { | |
522 | struct usbnet *dev = netdev_priv(net); | |
523 | u16 *eeprom_buff; | |
524 | int first_word, last_word; | |
525 | int i; | |
526 | int ret; | |
527 | ||
528 | netdev_dbg(net, "write EEPROM len %d, offset %d, magic 0x%x\n", | |
529 | eeprom->len, eeprom->offset, eeprom->magic); | |
530 | ||
531 | if (eeprom->len == 0) | |
532 | return -EINVAL; | |
533 | ||
534 | if (eeprom->magic != AX_EEPROM_MAGIC) | |
535 | return -EINVAL; | |
536 | ||
537 | first_word = eeprom->offset >> 1; | |
538 | last_word = (eeprom->offset + eeprom->len - 1) >> 1; | |
539 | ||
540 | eeprom_buff = kmalloc(sizeof(u16) * (last_word - first_word + 1), | |
541 | GFP_KERNEL); | |
542 | if (!eeprom_buff) | |
543 | return -ENOMEM; | |
544 | ||
545 | /* align data to 16 bit boundaries, read the missing data from | |
546 | the EEPROM */ | |
547 | if (eeprom->offset & 1) { | |
548 | ret = asix_read_cmd(dev, AX_CMD_READ_EEPROM, first_word, 0, 2, | |
549 | &(eeprom_buff[0])); | |
550 | if (ret < 0) { | |
551 | netdev_err(net, "Failed to read EEPROM at offset 0x%02x.\n", first_word); | |
552 | goto free; | |
553 | } | |
554 | } | |
555 | ||
556 | if ((eeprom->offset + eeprom->len) & 1) { | |
557 | ret = asix_read_cmd(dev, AX_CMD_READ_EEPROM, last_word, 0, 2, | |
558 | &(eeprom_buff[last_word - first_word])); | |
559 | if (ret < 0) { | |
560 | netdev_err(net, "Failed to read EEPROM at offset 0x%02x.\n", last_word); | |
561 | goto free; | |
562 | } | |
563 | } | |
564 | ||
565 | memcpy((u8 *)eeprom_buff + (eeprom->offset & 1), data, eeprom->len); | |
566 | ||
567 | /* write data to EEPROM */ | |
568 | ret = asix_write_cmd(dev, AX_CMD_WRITE_ENABLE, 0x0000, 0, 0, NULL); | |
569 | if (ret < 0) { | |
570 | netdev_err(net, "Failed to enable EEPROM write\n"); | |
571 | goto free; | |
572 | } | |
573 | msleep(20); | |
574 | ||
575 | for (i = first_word; i <= last_word; i++) { | |
576 | netdev_dbg(net, "write to EEPROM at offset 0x%02x, data 0x%04x\n", | |
577 | i, eeprom_buff[i - first_word]); | |
578 | ret = asix_write_cmd(dev, AX_CMD_WRITE_EEPROM, i, | |
579 | eeprom_buff[i - first_word], 0, NULL); | |
580 | if (ret < 0) { | |
581 | netdev_err(net, "Failed to write EEPROM at offset 0x%02x.\n", | |
582 | i); | |
583 | goto free; | |
584 | } | |
585 | msleep(20); | |
586 | } | |
587 | ||
588 | ret = asix_write_cmd(dev, AX_CMD_WRITE_DISABLE, 0x0000, 0, 0, NULL); | |
589 | if (ret < 0) { | |
590 | netdev_err(net, "Failed to disable EEPROM write\n"); | |
591 | goto free; | |
592 | } | |
593 | ||
594 | ret = 0; | |
595 | free: | |
596 | kfree(eeprom_buff); | |
597 | return ret; | |
598 | } | |
599 | ||
607740bc | 600 | void asix_get_drvinfo(struct net_device *net, struct ethtool_drvinfo *info) |
2e55cc72 DB |
601 | { |
602 | /* Inherit standard device info */ | |
603 | usbnet_get_drvinfo(net, info); | |
83e1b918 | 604 | strncpy (info->driver, DRIVER_NAME, sizeof info->driver); |
933a27d3 | 605 | strncpy (info->version, DRIVER_VERSION, sizeof info->version); |
ceb02c91 | 606 | info->eedump_len = AX_EEPROM_LEN; |
2e55cc72 DB |
607 | } |
608 | ||
607740bc | 609 | int asix_set_mac_address(struct net_device *net, void *p) |
7f29a3ba JK |
610 | { |
611 | struct usbnet *dev = netdev_priv(net); | |
612 | struct asix_data *data = (struct asix_data *)&dev->data; | |
613 | struct sockaddr *addr = p; | |
614 | ||
615 | if (netif_running(net)) | |
616 | return -EBUSY; | |
617 | if (!is_valid_ether_addr(addr->sa_data)) | |
618 | return -EADDRNOTAVAIL; | |
619 | ||
620 | memcpy(net->dev_addr, addr->sa_data, ETH_ALEN); | |
621 | ||
622 | /* We use the 20 byte dev->data | |
623 | * for our 6 byte mac buffer | |
624 | * to avoid allocating memory that | |
625 | * is tricky to free later */ | |
626 | memcpy(data->mac_addr, addr->sa_data, ETH_ALEN); | |
627 | asix_write_cmd_async(dev, AX_CMD_WRITE_NODE_ID, 0, 0, ETH_ALEN, | |
628 | data->mac_addr); | |
629 | ||
630 | return 0; | |
631 | } |