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[PATCH] ixgb: Fix data output by ethtool -d
[linux-2.6/linux-loongson.git] / drivers / net / ixgb / ixgb_ethtool.c
blob44a07a9dcbc1853d6cf8392477df667885fdcccd
1 /*******************************************************************************
2
3
4 Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved.
5
6 This program is free software; you can redistribute it and/or modify it
7 under the terms of the GNU General Public License as published by the Free
8 Software Foundation; either version 2 of the License, or (at your option)
9 any later version.
10
11 This program is distributed in the hope that it will be useful, but WITHOUT
12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 more details.
15
16 You should have received a copy of the GNU General Public License along with
17 this program; if not, write to the Free Software Foundation, Inc., 59
18 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19
20 The full GNU General Public License is included in this distribution in the
21 file called LICENSE.
22
23 Contact Information:
24 Linux NICS <linux.nics@intel.com>
25 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
26
27 *******************************************************************************/
28
29 /* ethtool support for ixgb */
30
31 #include "ixgb.h"
32
33 #include <asm/uaccess.h>
34
35 extern char ixgb_driver_name[];
36 extern char ixgb_driver_version[];
37
38 extern int ixgb_up(struct ixgb_adapter *adapter);
39 extern void ixgb_down(struct ixgb_adapter *adapter, boolean_t kill_watchdog);
40 extern void ixgb_reset(struct ixgb_adapter *adapter);
41 extern int ixgb_setup_rx_resources(struct ixgb_adapter *adapter);
42 extern int ixgb_setup_tx_resources(struct ixgb_adapter *adapter);
43 extern void ixgb_free_rx_resources(struct ixgb_adapter *adapter);
44 extern void ixgb_free_tx_resources(struct ixgb_adapter *adapter);
45 extern void ixgb_update_stats(struct ixgb_adapter *adapter);
46
47 struct ixgb_stats {
48 char stat_string[ETH_GSTRING_LEN];
49 int sizeof_stat;
50 int stat_offset;
51 };
52
53 #define IXGB_STAT(m) sizeof(((struct ixgb_adapter *)0)->m), \
54 offsetof(struct ixgb_adapter, m)
55 static struct ixgb_stats ixgb_gstrings_stats[] = {
56 {"rx_packets", IXGB_STAT(net_stats.rx_packets)},
57 {"tx_packets", IXGB_STAT(net_stats.tx_packets)},
58 {"rx_bytes", IXGB_STAT(net_stats.rx_bytes)},
59 {"tx_bytes", IXGB_STAT(net_stats.tx_bytes)},
60 {"rx_errors", IXGB_STAT(net_stats.rx_errors)},
61 {"tx_errors", IXGB_STAT(net_stats.tx_errors)},
62 {"rx_dropped", IXGB_STAT(net_stats.rx_dropped)},
63 {"tx_dropped", IXGB_STAT(net_stats.tx_dropped)},
64 {"multicast", IXGB_STAT(net_stats.multicast)},
65 {"collisions", IXGB_STAT(net_stats.collisions)},
66
67 /* { "rx_length_errors", IXGB_STAT(net_stats.rx_length_errors) }, */
68 {"rx_over_errors", IXGB_STAT(net_stats.rx_over_errors)},
69 {"rx_crc_errors", IXGB_STAT(net_stats.rx_crc_errors)},
70 {"rx_frame_errors", IXGB_STAT(net_stats.rx_frame_errors)},
71 {"rx_fifo_errors", IXGB_STAT(net_stats.rx_fifo_errors)},
72 {"rx_missed_errors", IXGB_STAT(net_stats.rx_missed_errors)},
73 {"tx_aborted_errors", IXGB_STAT(net_stats.tx_aborted_errors)},
74 {"tx_carrier_errors", IXGB_STAT(net_stats.tx_carrier_errors)},
75 {"tx_fifo_errors", IXGB_STAT(net_stats.tx_fifo_errors)},
76 {"tx_heartbeat_errors", IXGB_STAT(net_stats.tx_heartbeat_errors)},
77 {"tx_window_errors", IXGB_STAT(net_stats.tx_window_errors)},
78 {"tx_deferred_ok", IXGB_STAT(stats.dc)},
79 {"rx_long_length_errors", IXGB_STAT(stats.roc)},
80 {"rx_short_length_errors", IXGB_STAT(stats.ruc)},
81 #ifdef NETIF_F_TSO
82 {"tx_tcp_seg_good", IXGB_STAT(stats.tsctc)},
83 {"tx_tcp_seg_failed", IXGB_STAT(stats.tsctfc)},
84 #endif
85 {"rx_flow_control_xon", IXGB_STAT(stats.xonrxc)},
86 {"rx_flow_control_xoff", IXGB_STAT(stats.xoffrxc)},
87 {"tx_flow_control_xon", IXGB_STAT(stats.xontxc)},
88 {"tx_flow_control_xoff", IXGB_STAT(stats.xofftxc)},
89 {"rx_csum_offload_good", IXGB_STAT(hw_csum_rx_good)},
90 {"rx_csum_offload_errors", IXGB_STAT(hw_csum_rx_error)},
91 {"tx_csum_offload_good", IXGB_STAT(hw_csum_tx_good)},
92 {"tx_csum_offload_errors", IXGB_STAT(hw_csum_tx_error)}
93 };
94
95 #define IXGB_STATS_LEN \
96 sizeof(ixgb_gstrings_stats) / sizeof(struct ixgb_stats)
97
98 static int
99 ixgb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
100 {
101 struct ixgb_adapter *adapter = netdev_priv(netdev);
102
103 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE);
104 ecmd->advertising = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE);
105 ecmd->port = PORT_FIBRE;
106 ecmd->transceiver = XCVR_EXTERNAL;
107
108 if(netif_carrier_ok(adapter->netdev)) {
109 ecmd->speed = SPEED_10000;
110 ecmd->duplex = DUPLEX_FULL;
111 } else {
112 ecmd->speed = -1;
113 ecmd->duplex = -1;
114 }
115
116 ecmd->autoneg = AUTONEG_DISABLE;
117 return 0;
118 }
119
120 static int
121 ixgb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
122 {
123 struct ixgb_adapter *adapter = netdev_priv(netdev);
124
125 if(ecmd->autoneg == AUTONEG_ENABLE ||
126 ecmd->speed + ecmd->duplex != SPEED_10000 + DUPLEX_FULL)
127 return -EINVAL;
128
129 if(netif_running(adapter->netdev)) {
130 ixgb_down(adapter, TRUE);
131 ixgb_reset(adapter);
132 ixgb_up(adapter);
133 /* be optimistic about our link, since we were up before */
134 adapter->link_speed = 10000;
135 adapter->link_duplex = FULL_DUPLEX;
136 netif_carrier_on(netdev);
137 netif_wake_queue(netdev);
138
139 } else
140 ixgb_reset(adapter);
141
142 return 0;
143 }
144
145 static void
146 ixgb_get_pauseparam(struct net_device *netdev,
147 struct ethtool_pauseparam *pause)
148 {
149 struct ixgb_adapter *adapter = netdev_priv(netdev);
150 struct ixgb_hw *hw = &adapter->hw;
151
152 pause->autoneg = AUTONEG_DISABLE;
153
154 if(hw->fc.type == ixgb_fc_rx_pause)
155 pause->rx_pause = 1;
156 else if(hw->fc.type == ixgb_fc_tx_pause)
157 pause->tx_pause = 1;
158 else if(hw->fc.type == ixgb_fc_full) {
159 pause->rx_pause = 1;
160 pause->tx_pause = 1;
161 }
162 }
163
164 static int
165 ixgb_set_pauseparam(struct net_device *netdev,
166 struct ethtool_pauseparam *pause)
167 {
168 struct ixgb_adapter *adapter = netdev_priv(netdev);
169 struct ixgb_hw *hw = &adapter->hw;
170
171 if(pause->autoneg == AUTONEG_ENABLE)
172 return -EINVAL;
173
174 if(pause->rx_pause && pause->tx_pause)
175 hw->fc.type = ixgb_fc_full;
176 else if(pause->rx_pause && !pause->tx_pause)
177 hw->fc.type = ixgb_fc_rx_pause;
178 else if(!pause->rx_pause && pause->tx_pause)
179 hw->fc.type = ixgb_fc_tx_pause;
180 else if(!pause->rx_pause && !pause->tx_pause)
181 hw->fc.type = ixgb_fc_none;
182
183 if(netif_running(adapter->netdev)) {
184 ixgb_down(adapter, TRUE);
185 ixgb_up(adapter);
186 /* be optimistic about our link, since we were up before */
187 adapter->link_speed = 10000;
188 adapter->link_duplex = FULL_DUPLEX;
189 netif_carrier_on(netdev);
190 netif_wake_queue(netdev);
191 } else
192 ixgb_reset(adapter);
193
194 return 0;
195 }
196
197 static uint32_t
198 ixgb_get_rx_csum(struct net_device *netdev)
199 {
200 struct ixgb_adapter *adapter = netdev_priv(netdev);
201
202 return adapter->rx_csum;
203 }
204
205 static int
206 ixgb_set_rx_csum(struct net_device *netdev, uint32_t data)
207 {
208 struct ixgb_adapter *adapter = netdev_priv(netdev);
209
210 adapter->rx_csum = data;
211
212 if(netif_running(netdev)) {
213 ixgb_down(adapter,TRUE);
214 ixgb_up(adapter);
215 /* be optimistic about our link, since we were up before */
216 adapter->link_speed = 10000;
217 adapter->link_duplex = FULL_DUPLEX;
218 netif_carrier_on(netdev);
219 netif_wake_queue(netdev);
220 } else
221 ixgb_reset(adapter);
222 return 0;
223 }
224
225 static uint32_t
226 ixgb_get_tx_csum(struct net_device *netdev)
227 {
228 return (netdev->features & NETIF_F_HW_CSUM) != 0;
229 }
230
231 static int
232 ixgb_set_tx_csum(struct net_device *netdev, uint32_t data)
233 {
234 if (data)
235 netdev->features |= NETIF_F_HW_CSUM;
236 else
237 netdev->features &= ~NETIF_F_HW_CSUM;
238
239 return 0;
240 }
241
242 #ifdef NETIF_F_TSO
243 static int
244 ixgb_set_tso(struct net_device *netdev, uint32_t data)
245 {
246 if(data)
247 netdev->features |= NETIF_F_TSO;
248 else
249 netdev->features &= ~NETIF_F_TSO;
250 return 0;
251 }
252 #endif /* NETIF_F_TSO */
253
254 #define IXGB_GET_STAT(_A_, _R_) _A_->stats._R_
255
256 static int
257 ixgb_get_regs_len(struct net_device *netdev)
258 {
259 #define IXGB_REG_DUMP_LEN 136*sizeof(uint32_t)
260 return IXGB_REG_DUMP_LEN;
261 }
262
263 static void
264 ixgb_get_regs(struct net_device *netdev,
265 struct ethtool_regs *regs, void *p)
266 {
267 struct ixgb_adapter *adapter = netdev_priv(netdev);
268 struct ixgb_hw *hw = &adapter->hw;
269 uint32_t *reg = p;
270 uint32_t *reg_start = reg;
271 uint8_t i;
272
273 /* the 1 (one) below indicates an attempt at versioning, if the
274 * interface in ethtool or the driver this 1 should be incremented */
275 regs->version = (1<<24) | hw->revision_id << 16 | hw->device_id;
276
277 /* General Registers */
278 *reg++ = IXGB_READ_REG(hw, CTRL0); /* 0 */
279 *reg++ = IXGB_READ_REG(hw, CTRL1); /* 1 */
280 *reg++ = IXGB_READ_REG(hw, STATUS); /* 2 */
281 *reg++ = IXGB_READ_REG(hw, EECD); /* 3 */
282 *reg++ = IXGB_READ_REG(hw, MFS); /* 4 */
283
284 /* Interrupt */
285 *reg++ = IXGB_READ_REG(hw, ICR); /* 5 */
286 *reg++ = IXGB_READ_REG(hw, ICS); /* 6 */
287 *reg++ = IXGB_READ_REG(hw, IMS); /* 7 */
288 *reg++ = IXGB_READ_REG(hw, IMC); /* 8 */
289
290 /* Receive */
291 *reg++ = IXGB_READ_REG(hw, RCTL); /* 9 */
292 *reg++ = IXGB_READ_REG(hw, FCRTL); /* 10 */
293 *reg++ = IXGB_READ_REG(hw, FCRTH); /* 11 */
294 *reg++ = IXGB_READ_REG(hw, RDBAL); /* 12 */
295 *reg++ = IXGB_READ_REG(hw, RDBAH); /* 13 */
296 *reg++ = IXGB_READ_REG(hw, RDLEN); /* 14 */
297 *reg++ = IXGB_READ_REG(hw, RDH); /* 15 */
298 *reg++ = IXGB_READ_REG(hw, RDT); /* 16 */
299 *reg++ = IXGB_READ_REG(hw, RDTR); /* 17 */
300 *reg++ = IXGB_READ_REG(hw, RXDCTL); /* 18 */
301 *reg++ = IXGB_READ_REG(hw, RAIDC); /* 19 */
302 *reg++ = IXGB_READ_REG(hw, RXCSUM); /* 20 */
303
304 /* there are 16 RAR entries in hardware, we only use 3 */
305 for(i = 0; i < 16; i++) {
306 *reg++ = IXGB_READ_REG_ARRAY(hw, RAL, (i << 1)); /*21,...,51 */
307 *reg++ = IXGB_READ_REG_ARRAY(hw, RAH, (i << 1)); /*22,...,52 */
308 }
309
310 /* Transmit */
311 *reg++ = IXGB_READ_REG(hw, TCTL); /* 53 */
312 *reg++ = IXGB_READ_REG(hw, TDBAL); /* 54 */
313 *reg++ = IXGB_READ_REG(hw, TDBAH); /* 55 */
314 *reg++ = IXGB_READ_REG(hw, TDLEN); /* 56 */
315 *reg++ = IXGB_READ_REG(hw, TDH); /* 57 */
316 *reg++ = IXGB_READ_REG(hw, TDT); /* 58 */
317 *reg++ = IXGB_READ_REG(hw, TIDV); /* 59 */
318 *reg++ = IXGB_READ_REG(hw, TXDCTL); /* 60 */
319 *reg++ = IXGB_READ_REG(hw, TSPMT); /* 61 */
320 *reg++ = IXGB_READ_REG(hw, PAP); /* 62 */
321
322 /* Physical */
323 *reg++ = IXGB_READ_REG(hw, PCSC1); /* 63 */
324 *reg++ = IXGB_READ_REG(hw, PCSC2); /* 64 */
325 *reg++ = IXGB_READ_REG(hw, PCSS1); /* 65 */
326 *reg++ = IXGB_READ_REG(hw, PCSS2); /* 66 */
327 *reg++ = IXGB_READ_REG(hw, XPCSS); /* 67 */
328 *reg++ = IXGB_READ_REG(hw, UCCR); /* 68 */
329 *reg++ = IXGB_READ_REG(hw, XPCSTC); /* 69 */
330 *reg++ = IXGB_READ_REG(hw, MACA); /* 70 */
331 *reg++ = IXGB_READ_REG(hw, APAE); /* 71 */
332 *reg++ = IXGB_READ_REG(hw, ARD); /* 72 */
333 *reg++ = IXGB_READ_REG(hw, AIS); /* 73 */
334 *reg++ = IXGB_READ_REG(hw, MSCA); /* 74 */
335 *reg++ = IXGB_READ_REG(hw, MSRWD); /* 75 */
336
337 /* Statistics */
338 *reg++ = IXGB_GET_STAT(adapter, tprl); /* 76 */
339 *reg++ = IXGB_GET_STAT(adapter, tprh); /* 77 */
340 *reg++ = IXGB_GET_STAT(adapter, gprcl); /* 78 */
341 *reg++ = IXGB_GET_STAT(adapter, gprch); /* 79 */
342 *reg++ = IXGB_GET_STAT(adapter, bprcl); /* 80 */
343 *reg++ = IXGB_GET_STAT(adapter, bprch); /* 81 */
344 *reg++ = IXGB_GET_STAT(adapter, mprcl); /* 82 */
345 *reg++ = IXGB_GET_STAT(adapter, mprch); /* 83 */
346 *reg++ = IXGB_GET_STAT(adapter, uprcl); /* 84 */
347 *reg++ = IXGB_GET_STAT(adapter, uprch); /* 85 */
348 *reg++ = IXGB_GET_STAT(adapter, vprcl); /* 86 */
349 *reg++ = IXGB_GET_STAT(adapter, vprch); /* 87 */
350 *reg++ = IXGB_GET_STAT(adapter, jprcl); /* 88 */
351 *reg++ = IXGB_GET_STAT(adapter, jprch); /* 89 */
352 *reg++ = IXGB_GET_STAT(adapter, gorcl); /* 90 */
353 *reg++ = IXGB_GET_STAT(adapter, gorch); /* 91 */
354 *reg++ = IXGB_GET_STAT(adapter, torl); /* 92 */
355 *reg++ = IXGB_GET_STAT(adapter, torh); /* 93 */
356 *reg++ = IXGB_GET_STAT(adapter, rnbc); /* 94 */
357 *reg++ = IXGB_GET_STAT(adapter, ruc); /* 95 */
358 *reg++ = IXGB_GET_STAT(adapter, roc); /* 96 */
359 *reg++ = IXGB_GET_STAT(adapter, rlec); /* 97 */
360 *reg++ = IXGB_GET_STAT(adapter, crcerrs); /* 98 */
361 *reg++ = IXGB_GET_STAT(adapter, icbc); /* 99 */
362 *reg++ = IXGB_GET_STAT(adapter, ecbc); /* 100 */
363 *reg++ = IXGB_GET_STAT(adapter, mpc); /* 101 */
364 *reg++ = IXGB_GET_STAT(adapter, tptl); /* 102 */
365 *reg++ = IXGB_GET_STAT(adapter, tpth); /* 103 */
366 *reg++ = IXGB_GET_STAT(adapter, gptcl); /* 104 */
367 *reg++ = IXGB_GET_STAT(adapter, gptch); /* 105 */
368 *reg++ = IXGB_GET_STAT(adapter, bptcl); /* 106 */
369 *reg++ = IXGB_GET_STAT(adapter, bptch); /* 107 */
370 *reg++ = IXGB_GET_STAT(adapter, mptcl); /* 108 */
371 *reg++ = IXGB_GET_STAT(adapter, mptch); /* 109 */
372 *reg++ = IXGB_GET_STAT(adapter, uptcl); /* 110 */
373 *reg++ = IXGB_GET_STAT(adapter, uptch); /* 111 */
374 *reg++ = IXGB_GET_STAT(adapter, vptcl); /* 112 */
375 *reg++ = IXGB_GET_STAT(adapter, vptch); /* 113 */
376 *reg++ = IXGB_GET_STAT(adapter, jptcl); /* 114 */
377 *reg++ = IXGB_GET_STAT(adapter, jptch); /* 115 */
378 *reg++ = IXGB_GET_STAT(adapter, gotcl); /* 116 */
379 *reg++ = IXGB_GET_STAT(adapter, gotch); /* 117 */
380 *reg++ = IXGB_GET_STAT(adapter, totl); /* 118 */
381 *reg++ = IXGB_GET_STAT(adapter, toth); /* 119 */
382 *reg++ = IXGB_GET_STAT(adapter, dc); /* 120 */
383 *reg++ = IXGB_GET_STAT(adapter, plt64c); /* 121 */
384 *reg++ = IXGB_GET_STAT(adapter, tsctc); /* 122 */
385 *reg++ = IXGB_GET_STAT(adapter, tsctfc); /* 123 */
386 *reg++ = IXGB_GET_STAT(adapter, ibic); /* 124 */
387 *reg++ = IXGB_GET_STAT(adapter, rfc); /* 125 */
388 *reg++ = IXGB_GET_STAT(adapter, lfc); /* 126 */
389 *reg++ = IXGB_GET_STAT(adapter, pfrc); /* 127 */
390 *reg++ = IXGB_GET_STAT(adapter, pftc); /* 128 */
391 *reg++ = IXGB_GET_STAT(adapter, mcfrc); /* 129 */
392 *reg++ = IXGB_GET_STAT(adapter, mcftc); /* 130 */
393 *reg++ = IXGB_GET_STAT(adapter, xonrxc); /* 131 */
394 *reg++ = IXGB_GET_STAT(adapter, xontxc); /* 132 */
395 *reg++ = IXGB_GET_STAT(adapter, xoffrxc); /* 133 */
396 *reg++ = IXGB_GET_STAT(adapter, xofftxc); /* 134 */
397 *reg++ = IXGB_GET_STAT(adapter, rjc); /* 135 */
398
399 regs->len = (reg - reg_start) * sizeof(uint32_t);
400 }
401
402 static int
403 ixgb_get_eeprom_len(struct net_device *netdev)
404 {
405 /* return size in bytes */
406 return (IXGB_EEPROM_SIZE << 1);
407 }
408
409 static int
410 ixgb_get_eeprom(struct net_device *netdev,
411 struct ethtool_eeprom *eeprom, uint8_t *bytes)
412 {
413 struct ixgb_adapter *adapter = netdev_priv(netdev);
414 struct ixgb_hw *hw = &adapter->hw;
415 uint16_t *eeprom_buff;
416 int i, max_len, first_word, last_word;
417 int ret_val = 0;
418
419 if(eeprom->len == 0) {
420 ret_val = -EINVAL;
421 goto geeprom_error;
422 }
423
424 eeprom->magic = hw->vendor_id | (hw->device_id << 16);
425
426 max_len = ixgb_get_eeprom_len(netdev);
427
428 if(eeprom->offset > eeprom->offset + eeprom->len) {
429 ret_val = -EINVAL;
430 goto geeprom_error;
431 }
432
433 if((eeprom->offset + eeprom->len) > max_len)
434 eeprom->len = (max_len - eeprom->offset);
435
436 first_word = eeprom->offset >> 1;
437 last_word = (eeprom->offset + eeprom->len - 1) >> 1;
438
439 eeprom_buff = kmalloc(sizeof(uint16_t) *
440 (last_word - first_word + 1), GFP_KERNEL);
441 if(!eeprom_buff)
442 return -ENOMEM;
443
444 /* note the eeprom was good because the driver loaded */
445 for(i = 0; i <= (last_word - first_word); i++) {
446 eeprom_buff[i] = ixgb_get_eeprom_word(hw, (first_word + i));
447 }
448
449 memcpy(bytes, (uint8_t *)eeprom_buff + (eeprom->offset & 1),
450 eeprom->len);
451 kfree(eeprom_buff);
452
453 geeprom_error:
454 return ret_val;
455 }
456
457 static int
458 ixgb_set_eeprom(struct net_device *netdev,
459 struct ethtool_eeprom *eeprom, uint8_t *bytes)
460 {
461 struct ixgb_adapter *adapter = netdev_priv(netdev);
462 struct ixgb_hw *hw = &adapter->hw;
463 uint16_t *eeprom_buff;
464 void *ptr;
465 int max_len, first_word, last_word;
466 uint16_t i;
467
468 if(eeprom->len == 0)
469 return -EINVAL;
470
471 if(eeprom->magic != (hw->vendor_id | (hw->device_id << 16)))
472 return -EFAULT;
473
474 max_len = ixgb_get_eeprom_len(netdev);
475
476 if(eeprom->offset > eeprom->offset + eeprom->len)
477 return -EINVAL;
478
479 if((eeprom->offset + eeprom->len) > max_len)
480 eeprom->len = (max_len - eeprom->offset);
481
482 first_word = eeprom->offset >> 1;
483 last_word = (eeprom->offset + eeprom->len - 1) >> 1;
484 eeprom_buff = kmalloc(max_len, GFP_KERNEL);
485 if(!eeprom_buff)
486 return -ENOMEM;
487
488 ptr = (void *)eeprom_buff;
489
490 if(eeprom->offset & 1) {
491 /* need read/modify/write of first changed EEPROM word */
492 /* only the second byte of the word is being modified */
493 eeprom_buff[0] = ixgb_read_eeprom(hw, first_word);
494 ptr++;
495 }
496 if((eeprom->offset + eeprom->len) & 1) {
497 /* need read/modify/write of last changed EEPROM word */
498 /* only the first byte of the word is being modified */
499 eeprom_buff[last_word - first_word]
500 = ixgb_read_eeprom(hw, last_word);
501 }
502
503 memcpy(ptr, bytes, eeprom->len);
504 for(i = 0; i <= (last_word - first_word); i++)
505 ixgb_write_eeprom(hw, first_word + i, eeprom_buff[i]);
506
507 /* Update the checksum over the first part of the EEPROM if needed */
508 if(first_word <= EEPROM_CHECKSUM_REG)
509 ixgb_update_eeprom_checksum(hw);
510
511 kfree(eeprom_buff);
512 return 0;
513 }
514
515 static void
516 ixgb_get_drvinfo(struct net_device *netdev,
517 struct ethtool_drvinfo *drvinfo)
518 {
519 struct ixgb_adapter *adapter = netdev_priv(netdev);
520
521 strncpy(drvinfo->driver, ixgb_driver_name, 32);
522 strncpy(drvinfo->version, ixgb_driver_version, 32);
523 strncpy(drvinfo->fw_version, "N/A", 32);
524 strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
525 drvinfo->n_stats = IXGB_STATS_LEN;
526 drvinfo->regdump_len = ixgb_get_regs_len(netdev);
527 drvinfo->eedump_len = ixgb_get_eeprom_len(netdev);
528 }
529
530 static void
531 ixgb_get_ringparam(struct net_device *netdev,
532 struct ethtool_ringparam *ring)
533 {
534 struct ixgb_adapter *adapter = netdev_priv(netdev);
535 struct ixgb_desc_ring *txdr = &adapter->tx_ring;
536 struct ixgb_desc_ring *rxdr = &adapter->rx_ring;
537
538 ring->rx_max_pending = MAX_RXD;
539 ring->tx_max_pending = MAX_TXD;
540 ring->rx_mini_max_pending = 0;
541 ring->rx_jumbo_max_pending = 0;
542 ring->rx_pending = rxdr->count;
543 ring->tx_pending = txdr->count;
544 ring->rx_mini_pending = 0;
545 ring->rx_jumbo_pending = 0;
546 }
547
548 static int
549 ixgb_set_ringparam(struct net_device *netdev,
550 struct ethtool_ringparam *ring)
551 {
552 struct ixgb_adapter *adapter = netdev_priv(netdev);
553 struct ixgb_desc_ring *txdr = &adapter->tx_ring;
554 struct ixgb_desc_ring *rxdr = &adapter->rx_ring;
555 struct ixgb_desc_ring tx_old, tx_new, rx_old, rx_new;
556 int err;
557
558 tx_old = adapter->tx_ring;
559 rx_old = adapter->rx_ring;
560
561 if((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
562 return -EINVAL;
563
564 if(netif_running(adapter->netdev))
565 ixgb_down(adapter,TRUE);
566
567 rxdr->count = max(ring->rx_pending,(uint32_t)MIN_RXD);
568 rxdr->count = min(rxdr->count,(uint32_t)MAX_RXD);
569 IXGB_ROUNDUP(rxdr->count, IXGB_REQ_RX_DESCRIPTOR_MULTIPLE);
570
571 txdr->count = max(ring->tx_pending,(uint32_t)MIN_TXD);
572 txdr->count = min(txdr->count,(uint32_t)MAX_TXD);
573 IXGB_ROUNDUP(txdr->count, IXGB_REQ_TX_DESCRIPTOR_MULTIPLE);
574
575 if(netif_running(adapter->netdev)) {
576 /* Try to get new resources before deleting old */
577 if((err = ixgb_setup_rx_resources(adapter)))
578 goto err_setup_rx;
579 if((err = ixgb_setup_tx_resources(adapter)))
580 goto err_setup_tx;
581
582 /* save the new, restore the old in order to free it,
583 * then restore the new back again */
584
585 rx_new = adapter->rx_ring;
586 tx_new = adapter->tx_ring;
587 adapter->rx_ring = rx_old;
588 adapter->tx_ring = tx_old;
589 ixgb_free_rx_resources(adapter);
590 ixgb_free_tx_resources(adapter);
591 adapter->rx_ring = rx_new;
592 adapter->tx_ring = tx_new;
593 if((err = ixgb_up(adapter)))
594 return err;
595 /* be optimistic about our link, since we were up before */
596 adapter->link_speed = 10000;
597 adapter->link_duplex = FULL_DUPLEX;
598 netif_carrier_on(netdev);
599 netif_wake_queue(netdev);
600 }
601
602 return 0;
603 err_setup_tx:
604 ixgb_free_rx_resources(adapter);
605 err_setup_rx:
606 adapter->rx_ring = rx_old;
607 adapter->tx_ring = tx_old;
608 ixgb_up(adapter);
609 return err;
610 }
611
612 /* toggle LED 4 times per second = 2 "blinks" per second */
613 #define IXGB_ID_INTERVAL (HZ/4)
614
615 /* bit defines for adapter->led_status */
616 #define IXGB_LED_ON 0
617
618 static void
619 ixgb_led_blink_callback(unsigned long data)
620 {
621 struct ixgb_adapter *adapter = (struct ixgb_adapter *)data;
622
623 if(test_and_change_bit(IXGB_LED_ON, &adapter->led_status))
624 ixgb_led_off(&adapter->hw);
625 else
626 ixgb_led_on(&adapter->hw);
627
628 mod_timer(&adapter->blink_timer, jiffies + IXGB_ID_INTERVAL);
629 }
630
631 static int
632 ixgb_phys_id(struct net_device *netdev, uint32_t data)
633 {
634 struct ixgb_adapter *adapter = netdev_priv(netdev);
635
636 if(!data || data > (uint32_t)(MAX_SCHEDULE_TIMEOUT / HZ))
637 data = (uint32_t)(MAX_SCHEDULE_TIMEOUT / HZ);
638
639 if(!adapter->blink_timer.function) {
640 init_timer(&adapter->blink_timer);
641 adapter->blink_timer.function = ixgb_led_blink_callback;
642 adapter->blink_timer.data = (unsigned long)adapter;
643 }
644
645 mod_timer(&adapter->blink_timer, jiffies);
646
647 set_current_state(TASK_INTERRUPTIBLE);
648 if(data)
649 schedule_timeout(data * HZ);
650 else
651 schedule_timeout(MAX_SCHEDULE_TIMEOUT);
652
653 del_timer_sync(&adapter->blink_timer);
654 ixgb_led_off(&adapter->hw);
655 clear_bit(IXGB_LED_ON, &adapter->led_status);
656
657 return 0;
658 }
659
660 static int
661 ixgb_get_stats_count(struct net_device *netdev)
662 {
663 return IXGB_STATS_LEN;
664 }
665
666 static void
667 ixgb_get_ethtool_stats(struct net_device *netdev,
668 struct ethtool_stats *stats, uint64_t *data)
669 {
670 struct ixgb_adapter *adapter = netdev_priv(netdev);
671 int i;
672
673 ixgb_update_stats(adapter);
674 for(i = 0; i < IXGB_STATS_LEN; i++) {
675 char *p = (char *)adapter+ixgb_gstrings_stats[i].stat_offset;
676 data[i] = (ixgb_gstrings_stats[i].sizeof_stat ==
677 sizeof(uint64_t)) ? *(uint64_t *)p : *(uint32_t *)p;
678 }
679 }
680
681 static void
682 ixgb_get_strings(struct net_device *netdev, uint32_t stringset, uint8_t *data)
683 {
684 int i;
685
686 switch(stringset) {
687 case ETH_SS_STATS:
688 for(i=0; i < IXGB_STATS_LEN; i++) {
689 memcpy(data + i * ETH_GSTRING_LEN,
690 ixgb_gstrings_stats[i].stat_string,
691 ETH_GSTRING_LEN);
692 }
693 break;
694 }
695 }
696
697 struct ethtool_ops ixgb_ethtool_ops = {
698 .get_settings = ixgb_get_settings,
699 .set_settings = ixgb_set_settings,
700 .get_drvinfo = ixgb_get_drvinfo,
701 .get_regs_len = ixgb_get_regs_len,
702 .get_regs = ixgb_get_regs,
703 .get_link = ethtool_op_get_link,
704 .get_eeprom_len = ixgb_get_eeprom_len,
705 .get_eeprom = ixgb_get_eeprom,
706 .set_eeprom = ixgb_set_eeprom,
707 .get_ringparam = ixgb_get_ringparam,
708 .set_ringparam = ixgb_set_ringparam,
709 .get_pauseparam = ixgb_get_pauseparam,
710 .set_pauseparam = ixgb_set_pauseparam,
711 .get_rx_csum = ixgb_get_rx_csum,
712 .set_rx_csum = ixgb_set_rx_csum,
713 .get_tx_csum = ixgb_get_tx_csum,
714 .set_tx_csum = ixgb_set_tx_csum,
715 .get_sg = ethtool_op_get_sg,
716 .set_sg = ethtool_op_set_sg,
717 #ifdef NETIF_F_TSO
718 .get_tso = ethtool_op_get_tso,
719 .set_tso = ixgb_set_tso,
720 #endif
721 .get_strings = ixgb_get_strings,
722 .phys_id = ixgb_phys_id,
723 .get_stats_count = ixgb_get_stats_count,
724 .get_ethtool_stats = ixgb_get_ethtool_stats,
725 };
726
727 void ixgb_set_ethtool_ops(struct net_device *netdev)
728 {
729 SET_ETHTOOL_OPS(netdev, &ixgb_ethtool_ops);
730 }
linux kernel for loongson