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e2ca90c2 FX |
1 | /* |
2 | * ASIX AX88179/178A USB 3.0/2.0 to Gigabit Ethernet Devices | |
3 | * | |
4 | * Copyright (C) 2011-2013 ASIX | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License | |
8 | * as published by the Free Software Foundation; either version 2 | |
9 | * of the License, or (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
9cb00073 | 17 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
e2ca90c2 FX |
18 | */ |
19 | ||
20 | #include <linux/module.h> | |
21 | #include <linux/etherdevice.h> | |
22 | #include <linux/mii.h> | |
23 | #include <linux/usb.h> | |
24 | #include <linux/crc32.h> | |
25 | #include <linux/usb/usbnet.h> | |
e98d69ba FX |
26 | #include <uapi/linux/mdio.h> |
27 | #include <linux/mdio.h> | |
e2ca90c2 FX |
28 | |
29 | #define AX88179_PHY_ID 0x03 | |
30 | #define AX_EEPROM_LEN 0x100 | |
31 | #define AX88179_EEPROM_MAGIC 0x17900b95 | |
32 | #define AX_MCAST_FLTSIZE 8 | |
33 | #define AX_MAX_MCAST 64 | |
34 | #define AX_INT_PPLS_LINK ((u32)BIT(16)) | |
35 | #define AX_RXHDR_L4_TYPE_MASK 0x1c | |
36 | #define AX_RXHDR_L4_TYPE_UDP 4 | |
37 | #define AX_RXHDR_L4_TYPE_TCP 16 | |
38 | #define AX_RXHDR_L3CSUM_ERR 2 | |
39 | #define AX_RXHDR_L4CSUM_ERR 1 | |
7e78b83c FX |
40 | #define AX_RXHDR_CRC_ERR ((u32)BIT(29)) |
41 | #define AX_RXHDR_DROP_ERR ((u32)BIT(31)) | |
e2ca90c2 FX |
42 | #define AX_ACCESS_MAC 0x01 |
43 | #define AX_ACCESS_PHY 0x02 | |
44 | #define AX_ACCESS_EEPROM 0x04 | |
45 | #define AX_ACCESS_EFUS 0x05 | |
46 | #define AX_PAUSE_WATERLVL_HIGH 0x54 | |
47 | #define AX_PAUSE_WATERLVL_LOW 0x55 | |
48 | ||
49 | #define PHYSICAL_LINK_STATUS 0x02 | |
50 | #define AX_USB_SS 0x04 | |
51 | #define AX_USB_HS 0x02 | |
52 | ||
53 | #define GENERAL_STATUS 0x03 | |
54 | /* Check AX88179 version. UA1:Bit2 = 0, UA2:Bit2 = 1 */ | |
55 | #define AX_SECLD 0x04 | |
56 | ||
57 | #define AX_SROM_ADDR 0x07 | |
58 | #define AX_SROM_CMD 0x0a | |
59 | #define EEP_RD 0x04 | |
60 | #define EEP_BUSY 0x10 | |
61 | ||
62 | #define AX_SROM_DATA_LOW 0x08 | |
63 | #define AX_SROM_DATA_HIGH 0x09 | |
64 | ||
65 | #define AX_RX_CTL 0x0b | |
66 | #define AX_RX_CTL_DROPCRCERR 0x0100 | |
67 | #define AX_RX_CTL_IPE 0x0200 | |
68 | #define AX_RX_CTL_START 0x0080 | |
69 | #define AX_RX_CTL_AP 0x0020 | |
70 | #define AX_RX_CTL_AM 0x0010 | |
71 | #define AX_RX_CTL_AB 0x0008 | |
72 | #define AX_RX_CTL_AMALL 0x0002 | |
73 | #define AX_RX_CTL_PRO 0x0001 | |
74 | #define AX_RX_CTL_STOP 0x0000 | |
75 | ||
76 | #define AX_NODE_ID 0x10 | |
77 | #define AX_MULFLTARY 0x16 | |
78 | ||
79 | #define AX_MEDIUM_STATUS_MODE 0x22 | |
80 | #define AX_MEDIUM_GIGAMODE 0x01 | |
81 | #define AX_MEDIUM_FULL_DUPLEX 0x02 | |
e2ca90c2 FX |
82 | #define AX_MEDIUM_EN_125MHZ 0x08 |
83 | #define AX_MEDIUM_RXFLOW_CTRLEN 0x10 | |
84 | #define AX_MEDIUM_TXFLOW_CTRLEN 0x20 | |
85 | #define AX_MEDIUM_RECEIVE_EN 0x100 | |
86 | #define AX_MEDIUM_PS 0x200 | |
87 | #define AX_MEDIUM_JUMBO_EN 0x8040 | |
88 | ||
89 | #define AX_MONITOR_MOD 0x24 | |
90 | #define AX_MONITOR_MODE_RWLC 0x02 | |
91 | #define AX_MONITOR_MODE_RWMP 0x04 | |
92 | #define AX_MONITOR_MODE_PMEPOL 0x20 | |
93 | #define AX_MONITOR_MODE_PMETYPE 0x40 | |
94 | ||
95 | #define AX_GPIO_CTRL 0x25 | |
96 | #define AX_GPIO_CTRL_GPIO3EN 0x80 | |
97 | #define AX_GPIO_CTRL_GPIO2EN 0x40 | |
98 | #define AX_GPIO_CTRL_GPIO1EN 0x20 | |
99 | ||
100 | #define AX_PHYPWR_RSTCTL 0x26 | |
101 | #define AX_PHYPWR_RSTCTL_BZ 0x0010 | |
102 | #define AX_PHYPWR_RSTCTL_IPRL 0x0020 | |
103 | #define AX_PHYPWR_RSTCTL_AT 0x1000 | |
104 | ||
105 | #define AX_RX_BULKIN_QCTRL 0x2e | |
106 | #define AX_CLK_SELECT 0x33 | |
107 | #define AX_CLK_SELECT_BCS 0x01 | |
108 | #define AX_CLK_SELECT_ACS 0x02 | |
109 | #define AX_CLK_SELECT_ULR 0x08 | |
110 | ||
111 | #define AX_RXCOE_CTL 0x34 | |
112 | #define AX_RXCOE_IP 0x01 | |
113 | #define AX_RXCOE_TCP 0x02 | |
114 | #define AX_RXCOE_UDP 0x04 | |
115 | #define AX_RXCOE_TCPV6 0x20 | |
116 | #define AX_RXCOE_UDPV6 0x40 | |
117 | ||
118 | #define AX_TXCOE_CTL 0x35 | |
119 | #define AX_TXCOE_IP 0x01 | |
120 | #define AX_TXCOE_TCP 0x02 | |
121 | #define AX_TXCOE_UDP 0x04 | |
122 | #define AX_TXCOE_TCPV6 0x20 | |
123 | #define AX_TXCOE_UDPV6 0x40 | |
124 | ||
125 | #define AX_LEDCTRL 0x73 | |
126 | ||
127 | #define GMII_PHY_PHYSR 0x11 | |
128 | #define GMII_PHY_PHYSR_SMASK 0xc000 | |
129 | #define GMII_PHY_PHYSR_GIGA 0x8000 | |
130 | #define GMII_PHY_PHYSR_100 0x4000 | |
131 | #define GMII_PHY_PHYSR_FULL 0x2000 | |
132 | #define GMII_PHY_PHYSR_LINK 0x400 | |
133 | ||
134 | #define GMII_LED_ACT 0x1a | |
135 | #define GMII_LED_ACTIVE_MASK 0xff8f | |
136 | #define GMII_LED0_ACTIVE BIT(4) | |
137 | #define GMII_LED1_ACTIVE BIT(5) | |
138 | #define GMII_LED2_ACTIVE BIT(6) | |
139 | ||
140 | #define GMII_LED_LINK 0x1c | |
141 | #define GMII_LED_LINK_MASK 0xf888 | |
142 | #define GMII_LED0_LINK_10 BIT(0) | |
143 | #define GMII_LED0_LINK_100 BIT(1) | |
144 | #define GMII_LED0_LINK_1000 BIT(2) | |
145 | #define GMII_LED1_LINK_10 BIT(4) | |
146 | #define GMII_LED1_LINK_100 BIT(5) | |
147 | #define GMII_LED1_LINK_1000 BIT(6) | |
148 | #define GMII_LED2_LINK_10 BIT(8) | |
149 | #define GMII_LED2_LINK_100 BIT(9) | |
150 | #define GMII_LED2_LINK_1000 BIT(10) | |
151 | #define LED0_ACTIVE BIT(0) | |
152 | #define LED0_LINK_10 BIT(1) | |
153 | #define LED0_LINK_100 BIT(2) | |
154 | #define LED0_LINK_1000 BIT(3) | |
155 | #define LED0_FD BIT(4) | |
156 | #define LED0_USB3_MASK 0x001f | |
157 | #define LED1_ACTIVE BIT(5) | |
158 | #define LED1_LINK_10 BIT(6) | |
159 | #define LED1_LINK_100 BIT(7) | |
160 | #define LED1_LINK_1000 BIT(8) | |
161 | #define LED1_FD BIT(9) | |
162 | #define LED1_USB3_MASK 0x03e0 | |
163 | #define LED2_ACTIVE BIT(10) | |
164 | #define LED2_LINK_1000 BIT(13) | |
165 | #define LED2_LINK_100 BIT(12) | |
166 | #define LED2_LINK_10 BIT(11) | |
167 | #define LED2_FD BIT(14) | |
168 | #define LED_VALID BIT(15) | |
169 | #define LED2_USB3_MASK 0x7c00 | |
170 | ||
171 | #define GMII_PHYPAGE 0x1e | |
172 | #define GMII_PHY_PAGE_SELECT 0x1f | |
173 | #define GMII_PHY_PGSEL_EXT 0x0007 | |
174 | #define GMII_PHY_PGSEL_PAGE0 0x0000 | |
e98d69ba FX |
175 | #define GMII_PHY_PGSEL_PAGE3 0x0003 |
176 | #define GMII_PHY_PGSEL_PAGE5 0x0005 | |
e2ca90c2 FX |
177 | |
178 | struct ax88179_data { | |
e98d69ba FX |
179 | u8 eee_enabled; |
180 | u8 eee_active; | |
e2ca90c2 FX |
181 | u16 rxctl; |
182 | u16 reserved; | |
183 | }; | |
184 | ||
185 | struct ax88179_int_data { | |
186 | __le32 intdata1; | |
187 | __le32 intdata2; | |
188 | }; | |
189 | ||
190 | static const struct { | |
191 | unsigned char ctrl, timer_l, timer_h, size, ifg; | |
192 | } AX88179_BULKIN_SIZE[] = { | |
193 | {7, 0x4f, 0, 0x12, 0xff}, | |
194 | {7, 0x20, 3, 0x16, 0xff}, | |
195 | {7, 0xae, 7, 0x18, 0xff}, | |
196 | {7, 0xcc, 0x4c, 0x18, 8}, | |
197 | }; | |
198 | ||
199 | static int __ax88179_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, | |
200 | u16 size, void *data, int in_pm) | |
201 | { | |
202 | int ret; | |
203 | int (*fn)(struct usbnet *, u8, u8, u16, u16, void *, u16); | |
204 | ||
205 | BUG_ON(!dev); | |
206 | ||
207 | if (!in_pm) | |
208 | fn = usbnet_read_cmd; | |
209 | else | |
210 | fn = usbnet_read_cmd_nopm; | |
211 | ||
212 | ret = fn(dev, cmd, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, | |
213 | value, index, data, size); | |
214 | ||
215 | if (unlikely(ret < 0)) | |
216 | netdev_warn(dev->net, "Failed to read reg index 0x%04x: %d\n", | |
217 | index, ret); | |
218 | ||
219 | return ret; | |
220 | } | |
221 | ||
222 | static int __ax88179_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, | |
223 | u16 size, void *data, int in_pm) | |
224 | { | |
225 | int ret; | |
226 | int (*fn)(struct usbnet *, u8, u8, u16, u16, const void *, u16); | |
227 | ||
228 | BUG_ON(!dev); | |
229 | ||
230 | if (!in_pm) | |
231 | fn = usbnet_write_cmd; | |
232 | else | |
233 | fn = usbnet_write_cmd_nopm; | |
234 | ||
235 | ret = fn(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, | |
236 | value, index, data, size); | |
237 | ||
238 | if (unlikely(ret < 0)) | |
239 | netdev_warn(dev->net, "Failed to write reg index 0x%04x: %d\n", | |
240 | index, ret); | |
241 | ||
242 | return ret; | |
243 | } | |
244 | ||
245 | static void ax88179_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, | |
246 | u16 index, u16 size, void *data) | |
247 | { | |
248 | u16 buf; | |
249 | ||
250 | if (2 == size) { | |
251 | buf = *((u16 *)data); | |
252 | cpu_to_le16s(&buf); | |
253 | usbnet_write_cmd_async(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | | |
254 | USB_RECIP_DEVICE, value, index, &buf, | |
255 | size); | |
256 | } else { | |
257 | usbnet_write_cmd_async(dev, cmd, USB_DIR_OUT | USB_TYPE_VENDOR | | |
258 | USB_RECIP_DEVICE, value, index, data, | |
259 | size); | |
260 | } | |
261 | } | |
262 | ||
263 | static int ax88179_read_cmd_nopm(struct usbnet *dev, u8 cmd, u16 value, | |
264 | u16 index, u16 size, void *data) | |
265 | { | |
266 | int ret; | |
267 | ||
268 | if (2 == size) { | |
269 | u16 buf; | |
270 | ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 1); | |
271 | le16_to_cpus(&buf); | |
272 | *((u16 *)data) = buf; | |
273 | } else if (4 == size) { | |
274 | u32 buf; | |
275 | ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 1); | |
276 | le32_to_cpus(&buf); | |
277 | *((u32 *)data) = buf; | |
278 | } else { | |
279 | ret = __ax88179_read_cmd(dev, cmd, value, index, size, data, 1); | |
280 | } | |
281 | ||
282 | return ret; | |
283 | } | |
284 | ||
285 | static int ax88179_write_cmd_nopm(struct usbnet *dev, u8 cmd, u16 value, | |
286 | u16 index, u16 size, void *data) | |
287 | { | |
288 | int ret; | |
289 | ||
290 | if (2 == size) { | |
291 | u16 buf; | |
292 | buf = *((u16 *)data); | |
293 | cpu_to_le16s(&buf); | |
294 | ret = __ax88179_write_cmd(dev, cmd, value, index, | |
295 | size, &buf, 1); | |
296 | } else { | |
297 | ret = __ax88179_write_cmd(dev, cmd, value, index, | |
298 | size, data, 1); | |
299 | } | |
300 | ||
301 | return ret; | |
302 | } | |
303 | ||
304 | static int ax88179_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, | |
305 | u16 size, void *data) | |
306 | { | |
307 | int ret; | |
308 | ||
309 | if (2 == size) { | |
310 | u16 buf; | |
311 | ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 0); | |
312 | le16_to_cpus(&buf); | |
313 | *((u16 *)data) = buf; | |
314 | } else if (4 == size) { | |
315 | u32 buf; | |
316 | ret = __ax88179_read_cmd(dev, cmd, value, index, size, &buf, 0); | |
317 | le32_to_cpus(&buf); | |
318 | *((u32 *)data) = buf; | |
319 | } else { | |
320 | ret = __ax88179_read_cmd(dev, cmd, value, index, size, data, 0); | |
321 | } | |
322 | ||
323 | return ret; | |
324 | } | |
325 | ||
326 | static int ax88179_write_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index, | |
327 | u16 size, void *data) | |
328 | { | |
329 | int ret; | |
330 | ||
331 | if (2 == size) { | |
332 | u16 buf; | |
333 | buf = *((u16 *)data); | |
334 | cpu_to_le16s(&buf); | |
335 | ret = __ax88179_write_cmd(dev, cmd, value, index, | |
336 | size, &buf, 0); | |
337 | } else { | |
338 | ret = __ax88179_write_cmd(dev, cmd, value, index, | |
339 | size, data, 0); | |
340 | } | |
341 | ||
342 | return ret; | |
343 | } | |
344 | ||
345 | static void ax88179_status(struct usbnet *dev, struct urb *urb) | |
346 | { | |
347 | struct ax88179_int_data *event; | |
348 | u32 link; | |
349 | ||
350 | if (urb->actual_length < 8) | |
351 | return; | |
352 | ||
353 | event = urb->transfer_buffer; | |
354 | le32_to_cpus((void *)&event->intdata1); | |
355 | ||
356 | link = (((__force u32)event->intdata1) & AX_INT_PPLS_LINK) >> 16; | |
357 | ||
358 | if (netif_carrier_ok(dev->net) != link) { | |
7a97856e | 359 | usbnet_link_change(dev, link, 1); |
e2ca90c2 FX |
360 | netdev_info(dev->net, "ax88179 - Link status is: %d\n", link); |
361 | } | |
362 | } | |
363 | ||
364 | static int ax88179_mdio_read(struct net_device *netdev, int phy_id, int loc) | |
365 | { | |
366 | struct usbnet *dev = netdev_priv(netdev); | |
367 | u16 res; | |
368 | ||
369 | ax88179_read_cmd(dev, AX_ACCESS_PHY, phy_id, (__u16)loc, 2, &res); | |
370 | return res; | |
371 | } | |
372 | ||
373 | static void ax88179_mdio_write(struct net_device *netdev, int phy_id, int loc, | |
374 | int val) | |
375 | { | |
376 | struct usbnet *dev = netdev_priv(netdev); | |
377 | u16 res = (u16) val; | |
378 | ||
379 | ax88179_write_cmd(dev, AX_ACCESS_PHY, phy_id, (__u16)loc, 2, &res); | |
380 | } | |
381 | ||
e98d69ba FX |
382 | static inline int ax88179_phy_mmd_indirect(struct usbnet *dev, u16 prtad, |
383 | u16 devad) | |
384 | { | |
385 | u16 tmp16; | |
386 | int ret; | |
387 | ||
388 | tmp16 = devad; | |
389 | ret = ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, | |
390 | MII_MMD_CTRL, 2, &tmp16); | |
391 | ||
392 | tmp16 = prtad; | |
393 | ret = ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, | |
394 | MII_MMD_DATA, 2, &tmp16); | |
395 | ||
396 | tmp16 = devad | MII_MMD_CTRL_NOINCR; | |
397 | ret = ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, | |
398 | MII_MMD_CTRL, 2, &tmp16); | |
399 | ||
400 | return ret; | |
401 | } | |
402 | ||
403 | static int | |
404 | ax88179_phy_read_mmd_indirect(struct usbnet *dev, u16 prtad, u16 devad) | |
405 | { | |
406 | int ret; | |
407 | u16 tmp16; | |
408 | ||
409 | ax88179_phy_mmd_indirect(dev, prtad, devad); | |
410 | ||
411 | ret = ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, | |
412 | MII_MMD_DATA, 2, &tmp16); | |
413 | if (ret < 0) | |
414 | return ret; | |
415 | ||
416 | return tmp16; | |
417 | } | |
418 | ||
419 | static int | |
420 | ax88179_phy_write_mmd_indirect(struct usbnet *dev, u16 prtad, u16 devad, | |
421 | u16 data) | |
422 | { | |
423 | int ret; | |
424 | ||
425 | ax88179_phy_mmd_indirect(dev, prtad, devad); | |
426 | ||
427 | ret = ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, | |
428 | MII_MMD_DATA, 2, &data); | |
429 | ||
430 | if (ret < 0) | |
431 | return ret; | |
432 | ||
433 | return 0; | |
434 | } | |
435 | ||
e2ca90c2 FX |
436 | static int ax88179_suspend(struct usb_interface *intf, pm_message_t message) |
437 | { | |
438 | struct usbnet *dev = usb_get_intfdata(intf); | |
439 | u16 tmp16; | |
440 | u8 tmp8; | |
441 | ||
442 | usbnet_suspend(intf, message); | |
443 | ||
444 | /* Disable RX path */ | |
445 | ax88179_read_cmd_nopm(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, | |
446 | 2, 2, &tmp16); | |
447 | tmp16 &= ~AX_MEDIUM_RECEIVE_EN; | |
448 | ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, | |
449 | 2, 2, &tmp16); | |
450 | ||
451 | /* Force bulk-in zero length */ | |
452 | ax88179_read_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, | |
453 | 2, 2, &tmp16); | |
454 | ||
455 | tmp16 |= AX_PHYPWR_RSTCTL_BZ | AX_PHYPWR_RSTCTL_IPRL; | |
456 | ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, | |
457 | 2, 2, &tmp16); | |
458 | ||
459 | /* change clock */ | |
460 | tmp8 = 0; | |
461 | ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); | |
462 | ||
463 | /* Configure RX control register => stop operation */ | |
464 | tmp16 = AX_RX_CTL_STOP; | |
465 | ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16); | |
466 | ||
467 | return 0; | |
468 | } | |
469 | ||
470 | /* This function is used to enable the autodetach function. */ | |
471 | /* This function is determined by offset 0x43 of EEPROM */ | |
472 | static int ax88179_auto_detach(struct usbnet *dev, int in_pm) | |
473 | { | |
474 | u16 tmp16; | |
475 | u8 tmp8; | |
476 | int (*fnr)(struct usbnet *, u8, u16, u16, u16, void *); | |
477 | int (*fnw)(struct usbnet *, u8, u16, u16, u16, void *); | |
478 | ||
479 | if (!in_pm) { | |
480 | fnr = ax88179_read_cmd; | |
481 | fnw = ax88179_write_cmd; | |
482 | } else { | |
483 | fnr = ax88179_read_cmd_nopm; | |
484 | fnw = ax88179_write_cmd_nopm; | |
485 | } | |
486 | ||
487 | if (fnr(dev, AX_ACCESS_EEPROM, 0x43, 1, 2, &tmp16) < 0) | |
488 | return 0; | |
489 | ||
490 | if ((tmp16 == 0xFFFF) || (!(tmp16 & 0x0100))) | |
491 | return 0; | |
492 | ||
493 | /* Enable Auto Detach bit */ | |
494 | tmp8 = 0; | |
495 | fnr(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); | |
496 | tmp8 |= AX_CLK_SELECT_ULR; | |
497 | fnw(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); | |
498 | ||
499 | fnr(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16); | |
500 | tmp16 |= AX_PHYPWR_RSTCTL_AT; | |
501 | fnw(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16); | |
502 | ||
503 | return 0; | |
504 | } | |
505 | ||
506 | static int ax88179_resume(struct usb_interface *intf) | |
507 | { | |
508 | struct usbnet *dev = usb_get_intfdata(intf); | |
509 | u16 tmp16; | |
510 | u8 tmp8; | |
511 | ||
7a97856e | 512 | usbnet_link_change(dev, 0, 0); |
e2ca90c2 FX |
513 | |
514 | /* Power up ethernet PHY */ | |
515 | tmp16 = 0; | |
516 | ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, | |
517 | 2, 2, &tmp16); | |
518 | udelay(1000); | |
519 | ||
520 | tmp16 = AX_PHYPWR_RSTCTL_IPRL; | |
521 | ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, | |
522 | 2, 2, &tmp16); | |
523 | msleep(200); | |
524 | ||
525 | /* Ethernet PHY Auto Detach*/ | |
526 | ax88179_auto_detach(dev, 1); | |
527 | ||
528 | /* Enable clock */ | |
529 | ax88179_read_cmd_nopm(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); | |
530 | tmp8 |= AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS; | |
531 | ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp8); | |
532 | msleep(100); | |
533 | ||
534 | /* Configure RX control register => start operation */ | |
535 | tmp16 = AX_RX_CTL_DROPCRCERR | AX_RX_CTL_IPE | AX_RX_CTL_START | | |
536 | AX_RX_CTL_AP | AX_RX_CTL_AMALL | AX_RX_CTL_AB; | |
537 | ax88179_write_cmd_nopm(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16); | |
538 | ||
539 | return usbnet_resume(intf); | |
540 | } | |
541 | ||
542 | static void | |
543 | ax88179_get_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo) | |
544 | { | |
545 | struct usbnet *dev = netdev_priv(net); | |
546 | u8 opt; | |
547 | ||
548 | if (ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, | |
549 | 1, 1, &opt) < 0) { | |
550 | wolinfo->supported = 0; | |
551 | wolinfo->wolopts = 0; | |
552 | return; | |
553 | } | |
554 | ||
555 | wolinfo->supported = WAKE_PHY | WAKE_MAGIC; | |
556 | wolinfo->wolopts = 0; | |
557 | if (opt & AX_MONITOR_MODE_RWLC) | |
558 | wolinfo->wolopts |= WAKE_PHY; | |
559 | if (opt & AX_MONITOR_MODE_RWMP) | |
560 | wolinfo->wolopts |= WAKE_MAGIC; | |
561 | } | |
562 | ||
563 | static int | |
564 | ax88179_set_wol(struct net_device *net, struct ethtool_wolinfo *wolinfo) | |
565 | { | |
566 | struct usbnet *dev = netdev_priv(net); | |
567 | u8 opt = 0; | |
568 | ||
569 | if (wolinfo->wolopts & WAKE_PHY) | |
570 | opt |= AX_MONITOR_MODE_RWLC; | |
571 | if (wolinfo->wolopts & WAKE_MAGIC) | |
572 | opt |= AX_MONITOR_MODE_RWMP; | |
573 | ||
574 | if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, | |
575 | 1, 1, &opt) < 0) | |
576 | return -EINVAL; | |
577 | ||
578 | return 0; | |
579 | } | |
580 | ||
581 | static int ax88179_get_eeprom_len(struct net_device *net) | |
582 | { | |
583 | return AX_EEPROM_LEN; | |
584 | } | |
585 | ||
586 | static int | |
587 | ax88179_get_eeprom(struct net_device *net, struct ethtool_eeprom *eeprom, | |
588 | u8 *data) | |
589 | { | |
590 | struct usbnet *dev = netdev_priv(net); | |
591 | u16 *eeprom_buff; | |
592 | int first_word, last_word; | |
593 | int i, ret; | |
594 | ||
595 | if (eeprom->len == 0) | |
596 | return -EINVAL; | |
597 | ||
598 | eeprom->magic = AX88179_EEPROM_MAGIC; | |
599 | ||
600 | first_word = eeprom->offset >> 1; | |
601 | last_word = (eeprom->offset + eeprom->len - 1) >> 1; | |
602 | eeprom_buff = kmalloc(sizeof(u16) * (last_word - first_word + 1), | |
603 | GFP_KERNEL); | |
604 | if (!eeprom_buff) | |
605 | return -ENOMEM; | |
606 | ||
607 | /* ax88179/178A returns 2 bytes from eeprom on read */ | |
608 | for (i = first_word; i <= last_word; i++) { | |
609 | ret = __ax88179_read_cmd(dev, AX_ACCESS_EEPROM, i, 1, 2, | |
610 | &eeprom_buff[i - first_word], | |
611 | 0); | |
612 | if (ret < 0) { | |
613 | kfree(eeprom_buff); | |
614 | return -EIO; | |
615 | } | |
616 | } | |
617 | ||
618 | memcpy(data, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len); | |
619 | kfree(eeprom_buff); | |
620 | return 0; | |
621 | } | |
622 | ||
623 | static int ax88179_get_settings(struct net_device *net, struct ethtool_cmd *cmd) | |
624 | { | |
625 | struct usbnet *dev = netdev_priv(net); | |
626 | return mii_ethtool_gset(&dev->mii, cmd); | |
627 | } | |
628 | ||
629 | static int ax88179_set_settings(struct net_device *net, struct ethtool_cmd *cmd) | |
630 | { | |
631 | struct usbnet *dev = netdev_priv(net); | |
632 | return mii_ethtool_sset(&dev->mii, cmd); | |
633 | } | |
634 | ||
e98d69ba FX |
635 | static int |
636 | ax88179_ethtool_get_eee(struct usbnet *dev, struct ethtool_eee *data) | |
637 | { | |
638 | int val; | |
639 | ||
640 | /* Get Supported EEE */ | |
641 | val = ax88179_phy_read_mmd_indirect(dev, MDIO_PCS_EEE_ABLE, | |
642 | MDIO_MMD_PCS); | |
643 | if (val < 0) | |
644 | return val; | |
645 | data->supported = mmd_eee_cap_to_ethtool_sup_t(val); | |
646 | ||
647 | /* Get advertisement EEE */ | |
648 | val = ax88179_phy_read_mmd_indirect(dev, MDIO_AN_EEE_ADV, | |
649 | MDIO_MMD_AN); | |
650 | if (val < 0) | |
651 | return val; | |
652 | data->advertised = mmd_eee_adv_to_ethtool_adv_t(val); | |
653 | ||
654 | /* Get LP advertisement EEE */ | |
655 | val = ax88179_phy_read_mmd_indirect(dev, MDIO_AN_EEE_LPABLE, | |
656 | MDIO_MMD_AN); | |
657 | if (val < 0) | |
658 | return val; | |
659 | data->lp_advertised = mmd_eee_adv_to_ethtool_adv_t(val); | |
660 | ||
661 | return 0; | |
662 | } | |
663 | ||
664 | static int | |
665 | ax88179_ethtool_set_eee(struct usbnet *dev, struct ethtool_eee *data) | |
666 | { | |
667 | u16 tmp16 = ethtool_adv_to_mmd_eee_adv_t(data->advertised); | |
668 | ||
669 | return ax88179_phy_write_mmd_indirect(dev, MDIO_AN_EEE_ADV, | |
670 | MDIO_MMD_AN, tmp16); | |
671 | } | |
672 | ||
673 | static int ax88179_chk_eee(struct usbnet *dev) | |
674 | { | |
675 | struct ethtool_cmd ecmd = { .cmd = ETHTOOL_GSET }; | |
676 | struct ax88179_data *priv = (struct ax88179_data *)dev->data; | |
677 | ||
678 | mii_ethtool_gset(&dev->mii, &ecmd); | |
679 | ||
680 | if (ecmd.duplex & DUPLEX_FULL) { | |
681 | int eee_lp, eee_cap, eee_adv; | |
682 | u32 lp, cap, adv, supported = 0; | |
683 | ||
684 | eee_cap = ax88179_phy_read_mmd_indirect(dev, | |
685 | MDIO_PCS_EEE_ABLE, | |
686 | MDIO_MMD_PCS); | |
687 | if (eee_cap < 0) { | |
688 | priv->eee_active = 0; | |
689 | return false; | |
690 | } | |
691 | ||
692 | cap = mmd_eee_cap_to_ethtool_sup_t(eee_cap); | |
693 | if (!cap) { | |
694 | priv->eee_active = 0; | |
695 | return false; | |
696 | } | |
697 | ||
698 | eee_lp = ax88179_phy_read_mmd_indirect(dev, | |
699 | MDIO_AN_EEE_LPABLE, | |
700 | MDIO_MMD_AN); | |
701 | if (eee_lp < 0) { | |
702 | priv->eee_active = 0; | |
703 | return false; | |
704 | } | |
705 | ||
706 | eee_adv = ax88179_phy_read_mmd_indirect(dev, | |
707 | MDIO_AN_EEE_ADV, | |
708 | MDIO_MMD_AN); | |
709 | ||
710 | if (eee_adv < 0) { | |
711 | priv->eee_active = 0; | |
712 | return false; | |
713 | } | |
714 | ||
715 | adv = mmd_eee_adv_to_ethtool_adv_t(eee_adv); | |
716 | lp = mmd_eee_adv_to_ethtool_adv_t(eee_lp); | |
717 | supported = (ecmd.speed == SPEED_1000) ? | |
718 | SUPPORTED_1000baseT_Full : | |
719 | SUPPORTED_100baseT_Full; | |
720 | ||
721 | if (!(lp & adv & supported)) { | |
722 | priv->eee_active = 0; | |
723 | return false; | |
724 | } | |
725 | ||
726 | priv->eee_active = 1; | |
727 | return true; | |
728 | } | |
729 | ||
730 | priv->eee_active = 0; | |
731 | return false; | |
732 | } | |
733 | ||
734 | static void ax88179_disable_eee(struct usbnet *dev) | |
735 | { | |
736 | u16 tmp16; | |
737 | ||
738 | tmp16 = GMII_PHY_PGSEL_PAGE3; | |
739 | ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, | |
740 | GMII_PHY_PAGE_SELECT, 2, &tmp16); | |
741 | ||
742 | tmp16 = 0x3246; | |
743 | ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, | |
744 | MII_PHYADDR, 2, &tmp16); | |
745 | ||
746 | tmp16 = GMII_PHY_PGSEL_PAGE0; | |
747 | ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, | |
748 | GMII_PHY_PAGE_SELECT, 2, &tmp16); | |
749 | } | |
750 | ||
751 | static void ax88179_enable_eee(struct usbnet *dev) | |
752 | { | |
753 | u16 tmp16; | |
754 | ||
755 | tmp16 = GMII_PHY_PGSEL_PAGE3; | |
756 | ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, | |
757 | GMII_PHY_PAGE_SELECT, 2, &tmp16); | |
758 | ||
759 | tmp16 = 0x3247; | |
760 | ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, | |
761 | MII_PHYADDR, 2, &tmp16); | |
762 | ||
763 | tmp16 = GMII_PHY_PGSEL_PAGE5; | |
764 | ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, | |
765 | GMII_PHY_PAGE_SELECT, 2, &tmp16); | |
766 | ||
767 | tmp16 = 0x0680; | |
768 | ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, | |
769 | MII_BMSR, 2, &tmp16); | |
770 | ||
771 | tmp16 = GMII_PHY_PGSEL_PAGE0; | |
772 | ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, | |
773 | GMII_PHY_PAGE_SELECT, 2, &tmp16); | |
774 | } | |
775 | ||
776 | static int ax88179_get_eee(struct net_device *net, struct ethtool_eee *edata) | |
777 | { | |
778 | struct usbnet *dev = netdev_priv(net); | |
779 | struct ax88179_data *priv = (struct ax88179_data *)dev->data; | |
780 | ||
781 | edata->eee_enabled = priv->eee_enabled; | |
782 | edata->eee_active = priv->eee_active; | |
783 | ||
784 | return ax88179_ethtool_get_eee(dev, edata); | |
785 | } | |
786 | ||
787 | static int ax88179_set_eee(struct net_device *net, struct ethtool_eee *edata) | |
788 | { | |
789 | struct usbnet *dev = netdev_priv(net); | |
790 | struct ax88179_data *priv = (struct ax88179_data *)dev->data; | |
791 | int ret = -EOPNOTSUPP; | |
792 | ||
793 | priv->eee_enabled = edata->eee_enabled; | |
794 | if (!priv->eee_enabled) { | |
795 | ax88179_disable_eee(dev); | |
796 | } else { | |
797 | priv->eee_enabled = ax88179_chk_eee(dev); | |
798 | if (!priv->eee_enabled) | |
799 | return -EOPNOTSUPP; | |
800 | ||
801 | ax88179_enable_eee(dev); | |
802 | } | |
803 | ||
804 | ret = ax88179_ethtool_set_eee(dev, edata); | |
805 | if (ret) | |
806 | return ret; | |
807 | ||
808 | mii_nway_restart(&dev->mii); | |
809 | ||
810 | usbnet_link_change(dev, 0, 0); | |
811 | ||
812 | return ret; | |
813 | } | |
e2ca90c2 FX |
814 | |
815 | static int ax88179_ioctl(struct net_device *net, struct ifreq *rq, int cmd) | |
816 | { | |
817 | struct usbnet *dev = netdev_priv(net); | |
818 | return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL); | |
819 | } | |
820 | ||
821 | static const struct ethtool_ops ax88179_ethtool_ops = { | |
822 | .get_link = ethtool_op_get_link, | |
823 | .get_msglevel = usbnet_get_msglevel, | |
824 | .set_msglevel = usbnet_set_msglevel, | |
825 | .get_wol = ax88179_get_wol, | |
826 | .set_wol = ax88179_set_wol, | |
827 | .get_eeprom_len = ax88179_get_eeprom_len, | |
828 | .get_eeprom = ax88179_get_eeprom, | |
829 | .get_settings = ax88179_get_settings, | |
830 | .set_settings = ax88179_set_settings, | |
e98d69ba FX |
831 | .get_eee = ax88179_get_eee, |
832 | .set_eee = ax88179_set_eee, | |
e2ca90c2 FX |
833 | .nway_reset = usbnet_nway_reset, |
834 | }; | |
835 | ||
836 | static void ax88179_set_multicast(struct net_device *net) | |
837 | { | |
838 | struct usbnet *dev = netdev_priv(net); | |
839 | struct ax88179_data *data = (struct ax88179_data *)dev->data; | |
840 | u8 *m_filter = ((u8 *)dev->data) + 12; | |
841 | ||
842 | data->rxctl = (AX_RX_CTL_START | AX_RX_CTL_AB | AX_RX_CTL_IPE); | |
843 | ||
844 | if (net->flags & IFF_PROMISC) { | |
845 | data->rxctl |= AX_RX_CTL_PRO; | |
846 | } else if (net->flags & IFF_ALLMULTI || | |
847 | netdev_mc_count(net) > AX_MAX_MCAST) { | |
848 | data->rxctl |= AX_RX_CTL_AMALL; | |
849 | } else if (netdev_mc_empty(net)) { | |
850 | /* just broadcast and directed */ | |
851 | } else { | |
852 | /* We use the 20 byte dev->data for our 8 byte filter buffer | |
853 | * to avoid allocating memory that is tricky to free later | |
854 | */ | |
855 | u32 crc_bits; | |
856 | struct netdev_hw_addr *ha; | |
857 | ||
858 | memset(m_filter, 0, AX_MCAST_FLTSIZE); | |
859 | ||
860 | netdev_for_each_mc_addr(ha, net) { | |
861 | crc_bits = ether_crc(ETH_ALEN, ha->addr) >> 26; | |
862 | *(m_filter + (crc_bits >> 3)) |= (1 << (crc_bits & 7)); | |
863 | } | |
864 | ||
865 | ax88179_write_cmd_async(dev, AX_ACCESS_MAC, AX_MULFLTARY, | |
866 | AX_MCAST_FLTSIZE, AX_MCAST_FLTSIZE, | |
867 | m_filter); | |
868 | ||
869 | data->rxctl |= AX_RX_CTL_AM; | |
870 | } | |
871 | ||
872 | ax88179_write_cmd_async(dev, AX_ACCESS_MAC, AX_RX_CTL, | |
873 | 2, 2, &data->rxctl); | |
874 | } | |
875 | ||
876 | static int | |
877 | ax88179_set_features(struct net_device *net, netdev_features_t features) | |
878 | { | |
879 | u8 tmp; | |
880 | struct usbnet *dev = netdev_priv(net); | |
881 | netdev_features_t changed = net->features ^ features; | |
882 | ||
883 | if (changed & NETIF_F_IP_CSUM) { | |
884 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); | |
885 | tmp ^= AX_TXCOE_TCP | AX_TXCOE_UDP; | |
886 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); | |
887 | } | |
888 | ||
889 | if (changed & NETIF_F_IPV6_CSUM) { | |
890 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); | |
891 | tmp ^= AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6; | |
892 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, &tmp); | |
893 | } | |
894 | ||
895 | if (changed & NETIF_F_RXCSUM) { | |
896 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, &tmp); | |
897 | tmp ^= AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP | | |
898 | AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6; | |
899 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, &tmp); | |
900 | } | |
901 | ||
902 | return 0; | |
903 | } | |
904 | ||
905 | static int ax88179_change_mtu(struct net_device *net, int new_mtu) | |
906 | { | |
907 | struct usbnet *dev = netdev_priv(net); | |
908 | u16 tmp16; | |
909 | ||
910 | if (new_mtu <= 0 || new_mtu > 4088) | |
911 | return -EINVAL; | |
912 | ||
913 | net->mtu = new_mtu; | |
914 | dev->hard_mtu = net->mtu + net->hard_header_len; | |
915 | ||
916 | if (net->mtu > 1500) { | |
917 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, | |
918 | 2, 2, &tmp16); | |
919 | tmp16 |= AX_MEDIUM_JUMBO_EN; | |
920 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, | |
921 | 2, 2, &tmp16); | |
922 | } else { | |
923 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, | |
924 | 2, 2, &tmp16); | |
925 | tmp16 &= ~AX_MEDIUM_JUMBO_EN; | |
926 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, | |
927 | 2, 2, &tmp16); | |
928 | } | |
929 | ||
a88c32ae ML |
930 | /* max qlen depend on hard_mtu and rx_urb_size */ |
931 | usbnet_update_max_qlen(dev); | |
932 | ||
e2ca90c2 FX |
933 | return 0; |
934 | } | |
935 | ||
936 | static int ax88179_set_mac_addr(struct net_device *net, void *p) | |
937 | { | |
938 | struct usbnet *dev = netdev_priv(net); | |
939 | struct sockaddr *addr = p; | |
940 | ||
941 | if (netif_running(net)) | |
942 | return -EBUSY; | |
943 | if (!is_valid_ether_addr(addr->sa_data)) | |
944 | return -EADDRNOTAVAIL; | |
945 | ||
946 | memcpy(net->dev_addr, addr->sa_data, ETH_ALEN); | |
947 | ||
948 | /* Set the MAC address */ | |
949 | return ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, | |
950 | ETH_ALEN, net->dev_addr); | |
951 | } | |
952 | ||
953 | static const struct net_device_ops ax88179_netdev_ops = { | |
954 | .ndo_open = usbnet_open, | |
955 | .ndo_stop = usbnet_stop, | |
956 | .ndo_start_xmit = usbnet_start_xmit, | |
957 | .ndo_tx_timeout = usbnet_tx_timeout, | |
958 | .ndo_change_mtu = ax88179_change_mtu, | |
959 | .ndo_set_mac_address = ax88179_set_mac_addr, | |
960 | .ndo_validate_addr = eth_validate_addr, | |
961 | .ndo_do_ioctl = ax88179_ioctl, | |
962 | .ndo_set_rx_mode = ax88179_set_multicast, | |
963 | .ndo_set_features = ax88179_set_features, | |
964 | }; | |
965 | ||
966 | static int ax88179_check_eeprom(struct usbnet *dev) | |
967 | { | |
968 | u8 i, buf, eeprom[20]; | |
969 | u16 csum, delay = HZ / 10; | |
970 | unsigned long jtimeout; | |
971 | ||
972 | /* Read EEPROM content */ | |
973 | for (i = 0; i < 6; i++) { | |
974 | buf = i; | |
975 | if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_ADDR, | |
976 | 1, 1, &buf) < 0) | |
977 | return -EINVAL; | |
978 | ||
979 | buf = EEP_RD; | |
980 | if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, | |
981 | 1, 1, &buf) < 0) | |
982 | return -EINVAL; | |
983 | ||
984 | jtimeout = jiffies + delay; | |
985 | do { | |
986 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, | |
987 | 1, 1, &buf); | |
988 | ||
989 | if (time_after(jiffies, jtimeout)) | |
990 | return -EINVAL; | |
991 | ||
992 | } while (buf & EEP_BUSY); | |
993 | ||
994 | __ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_LOW, | |
995 | 2, 2, &eeprom[i * 2], 0); | |
996 | ||
997 | if ((i == 0) && (eeprom[0] == 0xFF)) | |
998 | return -EINVAL; | |
999 | } | |
1000 | ||
1001 | csum = eeprom[6] + eeprom[7] + eeprom[8] + eeprom[9]; | |
1002 | csum = (csum >> 8) + (csum & 0xff); | |
1003 | if ((csum + eeprom[10]) != 0xff) | |
1004 | return -EINVAL; | |
1005 | ||
1006 | return 0; | |
1007 | } | |
1008 | ||
1009 | static int ax88179_check_efuse(struct usbnet *dev, u16 *ledmode) | |
1010 | { | |
1011 | u8 i; | |
1012 | u8 efuse[64]; | |
1013 | u16 csum = 0; | |
1014 | ||
1015 | if (ax88179_read_cmd(dev, AX_ACCESS_EFUS, 0, 64, 64, efuse) < 0) | |
1016 | return -EINVAL; | |
1017 | ||
1018 | if (*efuse == 0xFF) | |
1019 | return -EINVAL; | |
1020 | ||
1021 | for (i = 0; i < 64; i++) | |
1022 | csum = csum + efuse[i]; | |
1023 | ||
1024 | while (csum > 255) | |
1025 | csum = (csum & 0x00FF) + ((csum >> 8) & 0x00FF); | |
1026 | ||
1027 | if (csum != 0xFF) | |
1028 | return -EINVAL; | |
1029 | ||
1030 | *ledmode = (efuse[51] << 8) | efuse[52]; | |
1031 | ||
1032 | return 0; | |
1033 | } | |
1034 | ||
1035 | static int ax88179_convert_old_led(struct usbnet *dev, u16 *ledvalue) | |
1036 | { | |
1037 | u16 led; | |
1038 | ||
1039 | /* Loaded the old eFuse LED Mode */ | |
1040 | if (ax88179_read_cmd(dev, AX_ACCESS_EEPROM, 0x3C, 1, 2, &led) < 0) | |
1041 | return -EINVAL; | |
1042 | ||
1043 | led >>= 8; | |
1044 | switch (led) { | |
1045 | case 0xFF: | |
1046 | led = LED0_ACTIVE | LED1_LINK_10 | LED1_LINK_100 | | |
1047 | LED1_LINK_1000 | LED2_ACTIVE | LED2_LINK_10 | | |
1048 | LED2_LINK_100 | LED2_LINK_1000 | LED_VALID; | |
1049 | break; | |
1050 | case 0xFE: | |
1051 | led = LED0_ACTIVE | LED1_LINK_1000 | LED2_LINK_100 | LED_VALID; | |
1052 | break; | |
1053 | case 0xFD: | |
1054 | led = LED0_ACTIVE | LED1_LINK_1000 | LED2_LINK_100 | | |
1055 | LED2_LINK_10 | LED_VALID; | |
1056 | break; | |
1057 | case 0xFC: | |
1058 | led = LED0_ACTIVE | LED1_ACTIVE | LED1_LINK_1000 | LED2_ACTIVE | | |
1059 | LED2_LINK_100 | LED2_LINK_10 | LED_VALID; | |
1060 | break; | |
1061 | default: | |
1062 | led = LED0_ACTIVE | LED1_LINK_10 | LED1_LINK_100 | | |
1063 | LED1_LINK_1000 | LED2_ACTIVE | LED2_LINK_10 | | |
1064 | LED2_LINK_100 | LED2_LINK_1000 | LED_VALID; | |
1065 | break; | |
1066 | } | |
1067 | ||
1068 | *ledvalue = led; | |
1069 | ||
1070 | return 0; | |
1071 | } | |
1072 | ||
1073 | static int ax88179_led_setting(struct usbnet *dev) | |
1074 | { | |
1075 | u8 ledfd, value = 0; | |
1076 | u16 tmp, ledact, ledlink, ledvalue = 0, delay = HZ / 10; | |
1077 | unsigned long jtimeout; | |
1078 | ||
1079 | /* Check AX88179 version. UA1 or UA2*/ | |
1080 | ax88179_read_cmd(dev, AX_ACCESS_MAC, GENERAL_STATUS, 1, 1, &value); | |
1081 | ||
1082 | if (!(value & AX_SECLD)) { /* UA1 */ | |
1083 | value = AX_GPIO_CTRL_GPIO3EN | AX_GPIO_CTRL_GPIO2EN | | |
1084 | AX_GPIO_CTRL_GPIO1EN; | |
1085 | if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_GPIO_CTRL, | |
1086 | 1, 1, &value) < 0) | |
1087 | return -EINVAL; | |
1088 | } | |
1089 | ||
1090 | /* Check EEPROM */ | |
1091 | if (!ax88179_check_eeprom(dev)) { | |
1092 | value = 0x42; | |
1093 | if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_ADDR, | |
1094 | 1, 1, &value) < 0) | |
1095 | return -EINVAL; | |
1096 | ||
1097 | value = EEP_RD; | |
1098 | if (ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, | |
1099 | 1, 1, &value) < 0) | |
1100 | return -EINVAL; | |
1101 | ||
1102 | jtimeout = jiffies + delay; | |
1103 | do { | |
1104 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_CMD, | |
1105 | 1, 1, &value); | |
1106 | ||
1107 | if (time_after(jiffies, jtimeout)) | |
1108 | return -EINVAL; | |
1109 | ||
1110 | } while (value & EEP_BUSY); | |
1111 | ||
1112 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_HIGH, | |
1113 | 1, 1, &value); | |
1114 | ledvalue = (value << 8); | |
1115 | ||
1116 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_SROM_DATA_LOW, | |
1117 | 1, 1, &value); | |
1118 | ledvalue |= value; | |
1119 | ||
1120 | /* load internal ROM for defaule setting */ | |
1121 | if ((ledvalue == 0xFFFF) || ((ledvalue & LED_VALID) == 0)) | |
1122 | ax88179_convert_old_led(dev, &ledvalue); | |
1123 | ||
1124 | } else if (!ax88179_check_efuse(dev, &ledvalue)) { | |
1125 | if ((ledvalue == 0xFFFF) || ((ledvalue & LED_VALID) == 0)) | |
1126 | ax88179_convert_old_led(dev, &ledvalue); | |
1127 | } else { | |
1128 | ax88179_convert_old_led(dev, &ledvalue); | |
1129 | } | |
1130 | ||
1131 | tmp = GMII_PHY_PGSEL_EXT; | |
1132 | ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, | |
1133 | GMII_PHY_PAGE_SELECT, 2, &tmp); | |
1134 | ||
1135 | tmp = 0x2c; | |
1136 | ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, | |
1137 | GMII_PHYPAGE, 2, &tmp); | |
1138 | ||
1139 | ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, | |
1140 | GMII_LED_ACT, 2, &ledact); | |
1141 | ||
1142 | ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, | |
1143 | GMII_LED_LINK, 2, &ledlink); | |
1144 | ||
1145 | ledact &= GMII_LED_ACTIVE_MASK; | |
1146 | ledlink &= GMII_LED_LINK_MASK; | |
1147 | ||
1148 | if (ledvalue & LED0_ACTIVE) | |
1149 | ledact |= GMII_LED0_ACTIVE; | |
1150 | ||
1151 | if (ledvalue & LED1_ACTIVE) | |
1152 | ledact |= GMII_LED1_ACTIVE; | |
1153 | ||
1154 | if (ledvalue & LED2_ACTIVE) | |
1155 | ledact |= GMII_LED2_ACTIVE; | |
1156 | ||
1157 | if (ledvalue & LED0_LINK_10) | |
1158 | ledlink |= GMII_LED0_LINK_10; | |
1159 | ||
1160 | if (ledvalue & LED1_LINK_10) | |
1161 | ledlink |= GMII_LED1_LINK_10; | |
1162 | ||
1163 | if (ledvalue & LED2_LINK_10) | |
1164 | ledlink |= GMII_LED2_LINK_10; | |
1165 | ||
1166 | if (ledvalue & LED0_LINK_100) | |
1167 | ledlink |= GMII_LED0_LINK_100; | |
1168 | ||
1169 | if (ledvalue & LED1_LINK_100) | |
1170 | ledlink |= GMII_LED1_LINK_100; | |
1171 | ||
1172 | if (ledvalue & LED2_LINK_100) | |
1173 | ledlink |= GMII_LED2_LINK_100; | |
1174 | ||
1175 | if (ledvalue & LED0_LINK_1000) | |
1176 | ledlink |= GMII_LED0_LINK_1000; | |
1177 | ||
1178 | if (ledvalue & LED1_LINK_1000) | |
1179 | ledlink |= GMII_LED1_LINK_1000; | |
1180 | ||
1181 | if (ledvalue & LED2_LINK_1000) | |
1182 | ledlink |= GMII_LED2_LINK_1000; | |
1183 | ||
1184 | tmp = ledact; | |
1185 | ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, | |
1186 | GMII_LED_ACT, 2, &tmp); | |
1187 | ||
1188 | tmp = ledlink; | |
1189 | ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, | |
1190 | GMII_LED_LINK, 2, &tmp); | |
1191 | ||
1192 | tmp = GMII_PHY_PGSEL_PAGE0; | |
1193 | ax88179_write_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, | |
1194 | GMII_PHY_PAGE_SELECT, 2, &tmp); | |
1195 | ||
1196 | /* LED full duplex setting */ | |
1197 | ledfd = 0; | |
1198 | if (ledvalue & LED0_FD) | |
1199 | ledfd |= 0x01; | |
1200 | else if ((ledvalue & LED0_USB3_MASK) == 0) | |
1201 | ledfd |= 0x02; | |
1202 | ||
1203 | if (ledvalue & LED1_FD) | |
1204 | ledfd |= 0x04; | |
1205 | else if ((ledvalue & LED1_USB3_MASK) == 0) | |
1206 | ledfd |= 0x08; | |
1207 | ||
1208 | if (ledvalue & LED2_FD) | |
1209 | ledfd |= 0x10; | |
1210 | else if ((ledvalue & LED2_USB3_MASK) == 0) | |
1211 | ledfd |= 0x20; | |
1212 | ||
1213 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_LEDCTRL, 1, 1, &ledfd); | |
1214 | ||
1215 | return 0; | |
1216 | } | |
1217 | ||
1218 | static int ax88179_bind(struct usbnet *dev, struct usb_interface *intf) | |
1219 | { | |
1220 | u8 buf[5]; | |
1221 | u16 *tmp16; | |
1222 | u8 *tmp; | |
1223 | struct ax88179_data *ax179_data = (struct ax88179_data *)dev->data; | |
e98d69ba | 1224 | struct ethtool_eee eee_data; |
e2ca90c2 FX |
1225 | |
1226 | usbnet_get_endpoints(dev, intf); | |
1227 | ||
1228 | tmp16 = (u16 *)buf; | |
1229 | tmp = (u8 *)buf; | |
1230 | ||
1231 | memset(ax179_data, 0, sizeof(*ax179_data)); | |
1232 | ||
1233 | /* Power up ethernet PHY */ | |
1234 | *tmp16 = 0; | |
1235 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); | |
1236 | *tmp16 = AX_PHYPWR_RSTCTL_IPRL; | |
1237 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); | |
1238 | msleep(200); | |
1239 | ||
1240 | *tmp = AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS; | |
1241 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, tmp); | |
1242 | msleep(100); | |
1243 | ||
1244 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, | |
1245 | ETH_ALEN, dev->net->dev_addr); | |
1246 | memcpy(dev->net->perm_addr, dev->net->dev_addr, ETH_ALEN); | |
1247 | ||
1248 | /* RX bulk configuration */ | |
1249 | memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5); | |
1250 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp); | |
1251 | ||
1252 | dev->rx_urb_size = 1024 * 20; | |
1253 | ||
1254 | *tmp = 0x34; | |
1255 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_LOW, 1, 1, tmp); | |
1256 | ||
1257 | *tmp = 0x52; | |
1258 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_HIGH, | |
1259 | 1, 1, tmp); | |
1260 | ||
1261 | dev->net->netdev_ops = &ax88179_netdev_ops; | |
1262 | dev->net->ethtool_ops = &ax88179_ethtool_ops; | |
1263 | dev->net->needed_headroom = 8; | |
1264 | ||
1265 | /* Initialize MII structure */ | |
1266 | dev->mii.dev = dev->net; | |
1267 | dev->mii.mdio_read = ax88179_mdio_read; | |
1268 | dev->mii.mdio_write = ax88179_mdio_write; | |
1269 | dev->mii.phy_id_mask = 0xff; | |
1270 | dev->mii.reg_num_mask = 0xff; | |
1271 | dev->mii.phy_id = 0x03; | |
1272 | dev->mii.supports_gmii = 1; | |
1273 | ||
1274 | dev->net->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | | |
20f01703 | 1275 | NETIF_F_RXCSUM; |
e2ca90c2 FX |
1276 | |
1277 | dev->net->hw_features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | | |
20f01703 | 1278 | NETIF_F_RXCSUM; |
e2ca90c2 FX |
1279 | |
1280 | /* Enable checksum offload */ | |
1281 | *tmp = AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP | | |
1282 | AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6; | |
1283 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, tmp); | |
1284 | ||
1285 | *tmp = AX_TXCOE_IP | AX_TXCOE_TCP | AX_TXCOE_UDP | | |
1286 | AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6; | |
1287 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, tmp); | |
1288 | ||
1289 | /* Configure RX control register => start operation */ | |
1290 | *tmp16 = AX_RX_CTL_DROPCRCERR | AX_RX_CTL_IPE | AX_RX_CTL_START | | |
1291 | AX_RX_CTL_AP | AX_RX_CTL_AMALL | AX_RX_CTL_AB; | |
1292 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, tmp16); | |
1293 | ||
1294 | *tmp = AX_MONITOR_MODE_PMETYPE | AX_MONITOR_MODE_PMEPOL | | |
1295 | AX_MONITOR_MODE_RWMP; | |
1296 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 1, 1, tmp); | |
1297 | ||
1298 | /* Configure default medium type => giga */ | |
1299 | *tmp16 = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN | | |
4c8e84b2 FX |
1300 | AX_MEDIUM_RXFLOW_CTRLEN | AX_MEDIUM_FULL_DUPLEX | |
1301 | AX_MEDIUM_GIGAMODE; | |
e2ca90c2 FX |
1302 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, |
1303 | 2, 2, tmp16); | |
1304 | ||
1305 | ax88179_led_setting(dev); | |
1306 | ||
e98d69ba FX |
1307 | ax179_data->eee_enabled = 0; |
1308 | ax179_data->eee_active = 0; | |
1309 | ||
1310 | ax88179_disable_eee(dev); | |
1311 | ||
1312 | ax88179_ethtool_get_eee(dev, &eee_data); | |
1313 | eee_data.advertised = 0; | |
1314 | ax88179_ethtool_set_eee(dev, &eee_data); | |
1315 | ||
e2ca90c2 FX |
1316 | /* Restart autoneg */ |
1317 | mii_nway_restart(&dev->mii); | |
1318 | ||
7a97856e | 1319 | usbnet_link_change(dev, 0, 0); |
e2ca90c2 FX |
1320 | |
1321 | return 0; | |
1322 | } | |
1323 | ||
1324 | static void ax88179_unbind(struct usbnet *dev, struct usb_interface *intf) | |
1325 | { | |
1326 | u16 tmp16; | |
1327 | ||
1328 | /* Configure RX control register => stop operation */ | |
1329 | tmp16 = AX_RX_CTL_STOP; | |
1330 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &tmp16); | |
1331 | ||
1332 | tmp16 = 0; | |
1333 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, &tmp16); | |
1334 | ||
1335 | /* Power down ethernet PHY */ | |
1336 | tmp16 = 0; | |
1337 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, &tmp16); | |
1338 | } | |
1339 | ||
1340 | static void | |
1341 | ax88179_rx_checksum(struct sk_buff *skb, u32 *pkt_hdr) | |
1342 | { | |
1343 | skb->ip_summed = CHECKSUM_NONE; | |
1344 | ||
1345 | /* checksum error bit is set */ | |
1346 | if ((*pkt_hdr & AX_RXHDR_L3CSUM_ERR) || | |
1347 | (*pkt_hdr & AX_RXHDR_L4CSUM_ERR)) | |
1348 | return; | |
1349 | ||
1350 | /* It must be a TCP or UDP packet with a valid checksum */ | |
1351 | if (((*pkt_hdr & AX_RXHDR_L4_TYPE_MASK) == AX_RXHDR_L4_TYPE_TCP) || | |
1352 | ((*pkt_hdr & AX_RXHDR_L4_TYPE_MASK) == AX_RXHDR_L4_TYPE_UDP)) | |
1353 | skb->ip_summed = CHECKSUM_UNNECESSARY; | |
1354 | } | |
1355 | ||
1356 | static int ax88179_rx_fixup(struct usbnet *dev, struct sk_buff *skb) | |
1357 | { | |
1358 | struct sk_buff *ax_skb; | |
1359 | int pkt_cnt; | |
1360 | u32 rx_hdr; | |
1361 | u16 hdr_off; | |
1362 | u32 *pkt_hdr; | |
1363 | ||
eb85569f EG |
1364 | /* This check is no longer done by usbnet */ |
1365 | if (skb->len < dev->net->hard_header_len) | |
1366 | return 0; | |
1367 | ||
e2ca90c2 FX |
1368 | skb_trim(skb, skb->len - 4); |
1369 | memcpy(&rx_hdr, skb_tail_pointer(skb), 4); | |
1370 | le32_to_cpus(&rx_hdr); | |
1371 | ||
1372 | pkt_cnt = (u16)rx_hdr; | |
1373 | hdr_off = (u16)(rx_hdr >> 16); | |
1374 | pkt_hdr = (u32 *)(skb->data + hdr_off); | |
1375 | ||
1376 | while (pkt_cnt--) { | |
1377 | u16 pkt_len; | |
1378 | ||
1379 | le32_to_cpus(pkt_hdr); | |
1380 | pkt_len = (*pkt_hdr >> 16) & 0x1fff; | |
1381 | ||
1382 | /* Check CRC or runt packet */ | |
1383 | if ((*pkt_hdr & AX_RXHDR_CRC_ERR) || | |
1384 | (*pkt_hdr & AX_RXHDR_DROP_ERR)) { | |
1385 | skb_pull(skb, (pkt_len + 7) & 0xFFF8); | |
1386 | pkt_hdr++; | |
1387 | continue; | |
1388 | } | |
1389 | ||
1390 | if (pkt_cnt == 0) { | |
1391 | /* Skip IP alignment psudo header */ | |
1392 | skb_pull(skb, 2); | |
1393 | skb->len = pkt_len; | |
1394 | skb_set_tail_pointer(skb, pkt_len); | |
1395 | skb->truesize = pkt_len + sizeof(struct sk_buff); | |
1396 | ax88179_rx_checksum(skb, pkt_hdr); | |
1397 | return 1; | |
1398 | } | |
1399 | ||
1400 | ax_skb = skb_clone(skb, GFP_ATOMIC); | |
1401 | if (ax_skb) { | |
1402 | ax_skb->len = pkt_len; | |
1403 | ax_skb->data = skb->data + 2; | |
1404 | skb_set_tail_pointer(ax_skb, pkt_len); | |
1405 | ax_skb->truesize = pkt_len + sizeof(struct sk_buff); | |
1406 | ax88179_rx_checksum(ax_skb, pkt_hdr); | |
1407 | usbnet_skb_return(dev, ax_skb); | |
1408 | } else { | |
1409 | return 0; | |
1410 | } | |
1411 | ||
1412 | skb_pull(skb, (pkt_len + 7) & 0xFFF8); | |
1413 | pkt_hdr++; | |
1414 | } | |
1415 | return 1; | |
1416 | } | |
1417 | ||
1418 | static struct sk_buff * | |
1419 | ax88179_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags) | |
1420 | { | |
1421 | u32 tx_hdr1, tx_hdr2; | |
1422 | int frame_size = dev->maxpacket; | |
1423 | int mss = skb_shinfo(skb)->gso_size; | |
1424 | int headroom; | |
e2ca90c2 FX |
1425 | |
1426 | tx_hdr1 = skb->len; | |
1427 | tx_hdr2 = mss; | |
1428 | if (((skb->len + 8) % frame_size) == 0) | |
1429 | tx_hdr2 |= 0x80008000; /* Enable padding */ | |
1430 | ||
f2707015 | 1431 | headroom = skb_headroom(skb) - 8; |
e2ca90c2 | 1432 | |
f2707015 ED |
1433 | if ((skb_header_cloned(skb) || headroom < 0) && |
1434 | pskb_expand_head(skb, headroom < 0 ? 8 : 0, 0, GFP_ATOMIC)) { | |
e2ca90c2 | 1435 | dev_kfree_skb_any(skb); |
f2707015 | 1436 | return NULL; |
e2ca90c2 FX |
1437 | } |
1438 | ||
1439 | skb_push(skb, 4); | |
1440 | cpu_to_le32s(&tx_hdr2); | |
1441 | skb_copy_to_linear_data(skb, &tx_hdr2, 4); | |
1442 | ||
1443 | skb_push(skb, 4); | |
1444 | cpu_to_le32s(&tx_hdr1); | |
1445 | skb_copy_to_linear_data(skb, &tx_hdr1, 4); | |
1446 | ||
1447 | return skb; | |
1448 | } | |
1449 | ||
1450 | static int ax88179_link_reset(struct usbnet *dev) | |
1451 | { | |
1452 | struct ax88179_data *ax179_data = (struct ax88179_data *)dev->data; | |
1453 | u8 tmp[5], link_sts; | |
1454 | u16 mode, tmp16, delay = HZ / 10; | |
1455 | u32 tmp32 = 0x40000000; | |
1456 | unsigned long jtimeout; | |
1457 | ||
1458 | jtimeout = jiffies + delay; | |
1459 | while (tmp32 & 0x40000000) { | |
1460 | mode = 0; | |
1461 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, &mode); | |
1462 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, | |
1463 | &ax179_data->rxctl); | |
1464 | ||
1465 | /*link up, check the usb device control TX FIFO full or empty*/ | |
1466 | ax88179_read_cmd(dev, 0x81, 0x8c, 0, 4, &tmp32); | |
1467 | ||
1468 | if (time_after(jiffies, jtimeout)) | |
1469 | return 0; | |
1470 | } | |
1471 | ||
1472 | mode = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN | | |
4c8e84b2 | 1473 | AX_MEDIUM_RXFLOW_CTRLEN; |
e2ca90c2 FX |
1474 | |
1475 | ax88179_read_cmd(dev, AX_ACCESS_MAC, PHYSICAL_LINK_STATUS, | |
1476 | 1, 1, &link_sts); | |
1477 | ||
1478 | ax88179_read_cmd(dev, AX_ACCESS_PHY, AX88179_PHY_ID, | |
1479 | GMII_PHY_PHYSR, 2, &tmp16); | |
1480 | ||
1481 | if (!(tmp16 & GMII_PHY_PHYSR_LINK)) { | |
1482 | return 0; | |
1483 | } else if (GMII_PHY_PHYSR_GIGA == (tmp16 & GMII_PHY_PHYSR_SMASK)) { | |
1484 | mode |= AX_MEDIUM_GIGAMODE | AX_MEDIUM_EN_125MHZ; | |
1485 | if (dev->net->mtu > 1500) | |
1486 | mode |= AX_MEDIUM_JUMBO_EN; | |
1487 | ||
1488 | if (link_sts & AX_USB_SS) | |
1489 | memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5); | |
1490 | else if (link_sts & AX_USB_HS) | |
1491 | memcpy(tmp, &AX88179_BULKIN_SIZE[1], 5); | |
1492 | else | |
1493 | memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); | |
1494 | } else if (GMII_PHY_PHYSR_100 == (tmp16 & GMII_PHY_PHYSR_SMASK)) { | |
1495 | mode |= AX_MEDIUM_PS; | |
1496 | ||
1497 | if (link_sts & (AX_USB_SS | AX_USB_HS)) | |
1498 | memcpy(tmp, &AX88179_BULKIN_SIZE[2], 5); | |
1499 | else | |
1500 | memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); | |
1501 | } else { | |
1502 | memcpy(tmp, &AX88179_BULKIN_SIZE[3], 5); | |
1503 | } | |
1504 | ||
1505 | /* RX bulk configuration */ | |
1506 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp); | |
1507 | ||
1508 | dev->rx_urb_size = (1024 * (tmp[3] + 2)); | |
1509 | ||
1510 | if (tmp16 & GMII_PHY_PHYSR_FULL) | |
1511 | mode |= AX_MEDIUM_FULL_DUPLEX; | |
1512 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, | |
1513 | 2, 2, &mode); | |
1514 | ||
e98d69ba FX |
1515 | ax179_data->eee_enabled = ax88179_chk_eee(dev); |
1516 | ||
e2ca90c2 FX |
1517 | netif_carrier_on(dev->net); |
1518 | ||
1519 | return 0; | |
1520 | } | |
1521 | ||
1522 | static int ax88179_reset(struct usbnet *dev) | |
1523 | { | |
1524 | u8 buf[5]; | |
1525 | u16 *tmp16; | |
1526 | u8 *tmp; | |
e98d69ba FX |
1527 | struct ax88179_data *ax179_data = (struct ax88179_data *)dev->data; |
1528 | struct ethtool_eee eee_data; | |
e2ca90c2 FX |
1529 | |
1530 | tmp16 = (u16 *)buf; | |
1531 | tmp = (u8 *)buf; | |
1532 | ||
1533 | /* Power up ethernet PHY */ | |
1534 | *tmp16 = 0; | |
1535 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); | |
1536 | ||
1537 | *tmp16 = AX_PHYPWR_RSTCTL_IPRL; | |
1538 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PHYPWR_RSTCTL, 2, 2, tmp16); | |
1539 | msleep(200); | |
1540 | ||
1541 | *tmp = AX_CLK_SELECT_ACS | AX_CLK_SELECT_BCS; | |
1542 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_CLK_SELECT, 1, 1, tmp); | |
1543 | msleep(100); | |
1544 | ||
1545 | /* Ethernet PHY Auto Detach*/ | |
1546 | ax88179_auto_detach(dev, 0); | |
1547 | ||
1548 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_NODE_ID, ETH_ALEN, ETH_ALEN, | |
1549 | dev->net->dev_addr); | |
1550 | memcpy(dev->net->perm_addr, dev->net->dev_addr, ETH_ALEN); | |
1551 | ||
1552 | /* RX bulk configuration */ | |
1553 | memcpy(tmp, &AX88179_BULKIN_SIZE[0], 5); | |
1554 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_BULKIN_QCTRL, 5, 5, tmp); | |
1555 | ||
1556 | dev->rx_urb_size = 1024 * 20; | |
1557 | ||
1558 | *tmp = 0x34; | |
1559 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_LOW, 1, 1, tmp); | |
1560 | ||
1561 | *tmp = 0x52; | |
1562 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_PAUSE_WATERLVL_HIGH, | |
1563 | 1, 1, tmp); | |
1564 | ||
1565 | dev->net->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | | |
20f01703 | 1566 | NETIF_F_RXCSUM; |
e2ca90c2 FX |
1567 | |
1568 | dev->net->hw_features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | | |
20f01703 | 1569 | NETIF_F_RXCSUM; |
e2ca90c2 FX |
1570 | |
1571 | /* Enable checksum offload */ | |
1572 | *tmp = AX_RXCOE_IP | AX_RXCOE_TCP | AX_RXCOE_UDP | | |
1573 | AX_RXCOE_TCPV6 | AX_RXCOE_UDPV6; | |
1574 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RXCOE_CTL, 1, 1, tmp); | |
1575 | ||
1576 | *tmp = AX_TXCOE_IP | AX_TXCOE_TCP | AX_TXCOE_UDP | | |
1577 | AX_TXCOE_TCPV6 | AX_TXCOE_UDPV6; | |
1578 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_TXCOE_CTL, 1, 1, tmp); | |
1579 | ||
1580 | /* Configure RX control register => start operation */ | |
1581 | *tmp16 = AX_RX_CTL_DROPCRCERR | AX_RX_CTL_IPE | AX_RX_CTL_START | | |
1582 | AX_RX_CTL_AP | AX_RX_CTL_AMALL | AX_RX_CTL_AB; | |
1583 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_RX_CTL, 2, 2, tmp16); | |
1584 | ||
1585 | *tmp = AX_MONITOR_MODE_PMETYPE | AX_MONITOR_MODE_PMEPOL | | |
1586 | AX_MONITOR_MODE_RWMP; | |
1587 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MONITOR_MOD, 1, 1, tmp); | |
1588 | ||
1589 | /* Configure default medium type => giga */ | |
1590 | *tmp16 = AX_MEDIUM_RECEIVE_EN | AX_MEDIUM_TXFLOW_CTRLEN | | |
4c8e84b2 FX |
1591 | AX_MEDIUM_RXFLOW_CTRLEN | AX_MEDIUM_FULL_DUPLEX | |
1592 | AX_MEDIUM_GIGAMODE; | |
e2ca90c2 FX |
1593 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, |
1594 | 2, 2, tmp16); | |
1595 | ||
1596 | ax88179_led_setting(dev); | |
1597 | ||
e98d69ba FX |
1598 | ax179_data->eee_enabled = 0; |
1599 | ax179_data->eee_active = 0; | |
1600 | ||
1601 | ax88179_disable_eee(dev); | |
1602 | ||
1603 | ax88179_ethtool_get_eee(dev, &eee_data); | |
1604 | eee_data.advertised = 0; | |
1605 | ax88179_ethtool_set_eee(dev, &eee_data); | |
1606 | ||
e2ca90c2 FX |
1607 | /* Restart autoneg */ |
1608 | mii_nway_restart(&dev->mii); | |
1609 | ||
7a97856e | 1610 | usbnet_link_change(dev, 0, 0); |
e2ca90c2 FX |
1611 | |
1612 | return 0; | |
1613 | } | |
1614 | ||
1615 | static int ax88179_stop(struct usbnet *dev) | |
1616 | { | |
1617 | u16 tmp16; | |
1618 | ||
1619 | ax88179_read_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, | |
1620 | 2, 2, &tmp16); | |
1621 | tmp16 &= ~AX_MEDIUM_RECEIVE_EN; | |
1622 | ax88179_write_cmd(dev, AX_ACCESS_MAC, AX_MEDIUM_STATUS_MODE, | |
1623 | 2, 2, &tmp16); | |
1624 | ||
1625 | return 0; | |
1626 | } | |
1627 | ||
1628 | static const struct driver_info ax88179_info = { | |
803dee95 | 1629 | .description = "ASIX AX88179 USB 3.0 Gigabit Ethernet", |
e2ca90c2 FX |
1630 | .bind = ax88179_bind, |
1631 | .unbind = ax88179_unbind, | |
1632 | .status = ax88179_status, | |
1633 | .link_reset = ax88179_link_reset, | |
1634 | .reset = ax88179_reset, | |
1635 | .stop = ax88179_stop, | |
1636 | .flags = FLAG_ETHER | FLAG_FRAMING_AX, | |
1637 | .rx_fixup = ax88179_rx_fixup, | |
1638 | .tx_fixup = ax88179_tx_fixup, | |
1639 | }; | |
1640 | ||
1641 | static const struct driver_info ax88178a_info = { | |
803dee95 | 1642 | .description = "ASIX AX88178A USB 2.0 Gigabit Ethernet", |
e2ca90c2 FX |
1643 | .bind = ax88179_bind, |
1644 | .unbind = ax88179_unbind, | |
1645 | .status = ax88179_status, | |
1646 | .link_reset = ax88179_link_reset, | |
1647 | .reset = ax88179_reset, | |
1648 | .stop = ax88179_stop, | |
1649 | .flags = FLAG_ETHER | FLAG_FRAMING_AX, | |
1650 | .rx_fixup = ax88179_rx_fixup, | |
1651 | .tx_fixup = ax88179_tx_fixup, | |
1652 | }; | |
1653 | ||
635d61a3 GD |
1654 | static const struct driver_info dlink_dub1312_info = { |
1655 | .description = "D-Link DUB-1312 USB 3.0 to Gigabit Ethernet Adapter", | |
1656 | .bind = ax88179_bind, | |
1657 | .unbind = ax88179_unbind, | |
1658 | .status = ax88179_status, | |
1659 | .link_reset = ax88179_link_reset, | |
1660 | .reset = ax88179_reset, | |
1661 | .stop = ax88179_stop, | |
1662 | .flags = FLAG_ETHER | FLAG_FRAMING_AX, | |
1663 | .rx_fixup = ax88179_rx_fixup, | |
1664 | .tx_fixup = ax88179_tx_fixup, | |
1665 | }; | |
1666 | ||
e2ca90c2 FX |
1667 | static const struct driver_info sitecom_info = { |
1668 | .description = "Sitecom USB 3.0 to Gigabit Adapter", | |
1669 | .bind = ax88179_bind, | |
1670 | .unbind = ax88179_unbind, | |
1671 | .status = ax88179_status, | |
1672 | .link_reset = ax88179_link_reset, | |
1673 | .reset = ax88179_reset, | |
1674 | .stop = ax88179_stop, | |
1675 | .flags = FLAG_ETHER | FLAG_FRAMING_AX, | |
1676 | .rx_fixup = ax88179_rx_fixup, | |
1677 | .tx_fixup = ax88179_tx_fixup, | |
1678 | }; | |
1679 | ||
f11a5bc1 FX |
1680 | static const struct driver_info samsung_info = { |
1681 | .description = "Samsung USB Ethernet Adapter", | |
1682 | .bind = ax88179_bind, | |
1683 | .unbind = ax88179_unbind, | |
1684 | .status = ax88179_status, | |
1685 | .link_reset = ax88179_link_reset, | |
1686 | .reset = ax88179_reset, | |
1687 | .stop = ax88179_stop, | |
1688 | .flags = FLAG_ETHER | FLAG_FRAMING_AX, | |
1689 | .rx_fixup = ax88179_rx_fixup, | |
1690 | .tx_fixup = ax88179_tx_fixup, | |
1691 | }; | |
1692 | ||
e5fe0cd4 FX |
1693 | static const struct driver_info lenovo_info = { |
1694 | .description = "Lenovo OneLinkDock Gigabit LAN", | |
1695 | .bind = ax88179_bind, | |
1696 | .unbind = ax88179_unbind, | |
1697 | .status = ax88179_status, | |
1698 | .link_reset = ax88179_link_reset, | |
1699 | .reset = ax88179_reset, | |
1700 | .stop = ax88179_stop, | |
1701 | .flags = FLAG_ETHER | FLAG_FRAMING_AX, | |
1702 | .rx_fixup = ax88179_rx_fixup, | |
1703 | .tx_fixup = ax88179_tx_fixup, | |
1704 | }; | |
1705 | ||
e2ca90c2 FX |
1706 | static const struct usb_device_id products[] = { |
1707 | { | |
1708 | /* ASIX AX88179 10/100/1000 */ | |
1709 | USB_DEVICE(0x0b95, 0x1790), | |
1710 | .driver_info = (unsigned long)&ax88179_info, | |
1711 | }, { | |
1712 | /* ASIX AX88178A 10/100/1000 */ | |
1713 | USB_DEVICE(0x0b95, 0x178a), | |
1714 | .driver_info = (unsigned long)&ax88178a_info, | |
635d61a3 GD |
1715 | }, { |
1716 | /* D-Link DUB-1312 USB 3.0 to Gigabit Ethernet Adapter */ | |
1717 | USB_DEVICE(0x2001, 0x4a00), | |
1718 | .driver_info = (unsigned long)&dlink_dub1312_info, | |
e2ca90c2 FX |
1719 | }, { |
1720 | /* Sitecom USB 3.0 to Gigabit Adapter */ | |
1721 | USB_DEVICE(0x0df6, 0x0072), | |
f11a5bc1 FX |
1722 | .driver_info = (unsigned long)&sitecom_info, |
1723 | }, { | |
1724 | /* Samsung USB Ethernet Adapter */ | |
1725 | USB_DEVICE(0x04e8, 0xa100), | |
1726 | .driver_info = (unsigned long)&samsung_info, | |
e5fe0cd4 FX |
1727 | }, { |
1728 | /* Lenovo OneLinkDock Gigabit LAN */ | |
1729 | USB_DEVICE(0x17ef, 0x304b), | |
1730 | .driver_info = (unsigned long)&lenovo_info, | |
e2ca90c2 FX |
1731 | }, |
1732 | { }, | |
1733 | }; | |
1734 | MODULE_DEVICE_TABLE(usb, products); | |
1735 | ||
1736 | static struct usb_driver ax88179_178a_driver = { | |
1737 | .name = "ax88179_178a", | |
1738 | .id_table = products, | |
1739 | .probe = usbnet_probe, | |
1740 | .suspend = ax88179_suspend, | |
1741 | .resume = ax88179_resume, | |
b8553b89 | 1742 | .reset_resume = ax88179_resume, |
e2ca90c2 FX |
1743 | .disconnect = usbnet_disconnect, |
1744 | .supports_autosuspend = 1, | |
1745 | .disable_hub_initiated_lpm = 1, | |
1746 | }; | |
1747 | ||
1748 | module_usb_driver(ax88179_178a_driver); | |
1749 | ||
1750 | MODULE_DESCRIPTION("ASIX AX88179/178A based USB 3.0/2.0 Gigabit Ethernet Devices"); | |
1751 | MODULE_LICENSE("GPL"); |