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Linux 2.6.20.7
[linux/fpc-iii.git] / drivers / net / ixgb / ixgb_ethtool.c
blob82c044d6e08af339a01c047bf4e60279cc455b8e
1 /*******************************************************************************
2
3 Intel PRO/10GbE Linux driver
4 Copyright(c) 1999 - 2006 Intel Corporation.
5
6 This program is free software; you can redistribute it and/or modify it
7 under the terms and conditions of the GNU General Public License,
8 version 2, as published by the Free Software Foundation.
9
10 This program is distributed in the hope it will be useful, but WITHOUT
11 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
13 more details.
14
15 You should have received a copy of the GNU General Public License along with
16 this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
18
19 The full GNU General Public License is included in this distribution in
20 the file called "COPYING".
21
22 Contact Information:
23 Linux NICS <linux.nics@intel.com>
24 e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
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 #define IXGB_ALL_RAR_ENTRIES 16
48
49 struct ixgb_stats {
50 char stat_string[ETH_GSTRING_LEN];
51 int sizeof_stat;
52 int stat_offset;
53 };
54
55 #define IXGB_STAT(m) sizeof(((struct ixgb_adapter *)0)->m), \
56 offsetof(struct ixgb_adapter, m)
57 static struct ixgb_stats ixgb_gstrings_stats[] = {
58 {"rx_packets", IXGB_STAT(net_stats.rx_packets)},
59 {"tx_packets", IXGB_STAT(net_stats.tx_packets)},
60 {"rx_bytes", IXGB_STAT(net_stats.rx_bytes)},
61 {"tx_bytes", IXGB_STAT(net_stats.tx_bytes)},
62 {"rx_errors", IXGB_STAT(net_stats.rx_errors)},
63 {"tx_errors", IXGB_STAT(net_stats.tx_errors)},
64 {"rx_dropped", IXGB_STAT(net_stats.rx_dropped)},
65 {"tx_dropped", IXGB_STAT(net_stats.tx_dropped)},
66 {"multicast", IXGB_STAT(net_stats.multicast)},
67 {"collisions", IXGB_STAT(net_stats.collisions)},
68
69 /* { "rx_length_errors", IXGB_STAT(net_stats.rx_length_errors) }, */
70 {"rx_over_errors", IXGB_STAT(net_stats.rx_over_errors)},
71 {"rx_crc_errors", IXGB_STAT(net_stats.rx_crc_errors)},
72 {"rx_frame_errors", IXGB_STAT(net_stats.rx_frame_errors)},
73 {"rx_fifo_errors", IXGB_STAT(net_stats.rx_fifo_errors)},
74 {"rx_missed_errors", IXGB_STAT(net_stats.rx_missed_errors)},
75 {"tx_aborted_errors", IXGB_STAT(net_stats.tx_aborted_errors)},
76 {"tx_carrier_errors", IXGB_STAT(net_stats.tx_carrier_errors)},
77 {"tx_fifo_errors", IXGB_STAT(net_stats.tx_fifo_errors)},
78 {"tx_heartbeat_errors", IXGB_STAT(net_stats.tx_heartbeat_errors)},
79 {"tx_window_errors", IXGB_STAT(net_stats.tx_window_errors)},
80 {"tx_deferred_ok", IXGB_STAT(stats.dc)},
81 {"tx_timeout_count", IXGB_STAT(tx_timeout_count) },
82 {"tx_restart_queue", IXGB_STAT(restart_queue) },
83 {"rx_long_length_errors", IXGB_STAT(stats.roc)},
84 {"rx_short_length_errors", IXGB_STAT(stats.ruc)},
85 #ifdef NETIF_F_TSO
86 {"tx_tcp_seg_good", IXGB_STAT(stats.tsctc)},
87 {"tx_tcp_seg_failed", IXGB_STAT(stats.tsctfc)},
88 #endif
89 {"rx_flow_control_xon", IXGB_STAT(stats.xonrxc)},
90 {"rx_flow_control_xoff", IXGB_STAT(stats.xoffrxc)},
91 {"tx_flow_control_xon", IXGB_STAT(stats.xontxc)},
92 {"tx_flow_control_xoff", IXGB_STAT(stats.xofftxc)},
93 {"rx_csum_offload_good", IXGB_STAT(hw_csum_rx_good)},
94 {"rx_csum_offload_errors", IXGB_STAT(hw_csum_rx_error)},
95 {"tx_csum_offload_good", IXGB_STAT(hw_csum_tx_good)},
96 {"tx_csum_offload_errors", IXGB_STAT(hw_csum_tx_error)}
97 };
98
99 #define IXGB_STATS_LEN \
100 sizeof(ixgb_gstrings_stats) / sizeof(struct ixgb_stats)
101
102 static int
103 ixgb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
104 {
105 struct ixgb_adapter *adapter = netdev_priv(netdev);
106
107 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE);
108 ecmd->advertising = (ADVERTISED_10000baseT_Full | ADVERTISED_FIBRE);
109 ecmd->port = PORT_FIBRE;
110 ecmd->transceiver = XCVR_EXTERNAL;
111
112 if(netif_carrier_ok(adapter->netdev)) {
113 ecmd->speed = SPEED_10000;
114 ecmd->duplex = DUPLEX_FULL;
115 } else {
116 ecmd->speed = -1;
117 ecmd->duplex = -1;
118 }
119
120 ecmd->autoneg = AUTONEG_DISABLE;
121 return 0;
122 }
123
124 static void ixgb_set_speed_duplex(struct net_device *netdev)
125 {
126 struct ixgb_adapter *adapter = netdev_priv(netdev);
127 /* be optimistic about our link, since we were up before */
128 adapter->link_speed = 10000;
129 adapter->link_duplex = FULL_DUPLEX;
130 netif_carrier_on(netdev);
131 netif_wake_queue(netdev);
132 }
133
134 static int
135 ixgb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
136 {
137 struct ixgb_adapter *adapter = netdev_priv(netdev);
138
139 if(ecmd->autoneg == AUTONEG_ENABLE ||
140 ecmd->speed + ecmd->duplex != SPEED_10000 + DUPLEX_FULL)
141 return -EINVAL;
142
143 if(netif_running(adapter->netdev)) {
144 ixgb_down(adapter, TRUE);
145 ixgb_reset(adapter);
146 ixgb_up(adapter);
147 ixgb_set_speed_duplex(netdev);
148 } else
149 ixgb_reset(adapter);
150
151 return 0;
152 }
153
154 static void
155 ixgb_get_pauseparam(struct net_device *netdev,
156 struct ethtool_pauseparam *pause)
157 {
158 struct ixgb_adapter *adapter = netdev_priv(netdev);
159 struct ixgb_hw *hw = &adapter->hw;
160
161 pause->autoneg = AUTONEG_DISABLE;
162
163 if(hw->fc.type == ixgb_fc_rx_pause)
164 pause->rx_pause = 1;
165 else if(hw->fc.type == ixgb_fc_tx_pause)
166 pause->tx_pause = 1;
167 else if(hw->fc.type == ixgb_fc_full) {
168 pause->rx_pause = 1;
169 pause->tx_pause = 1;
170 }
171 }
172
173 static int
174 ixgb_set_pauseparam(struct net_device *netdev,
175 struct ethtool_pauseparam *pause)
176 {
177 struct ixgb_adapter *adapter = netdev_priv(netdev);
178 struct ixgb_hw *hw = &adapter->hw;
179
180 if(pause->autoneg == AUTONEG_ENABLE)
181 return -EINVAL;
182
183 if(pause->rx_pause && pause->tx_pause)
184 hw->fc.type = ixgb_fc_full;
185 else if(pause->rx_pause && !pause->tx_pause)
186 hw->fc.type = ixgb_fc_rx_pause;
187 else if(!pause->rx_pause && pause->tx_pause)
188 hw->fc.type = ixgb_fc_tx_pause;
189 else if(!pause->rx_pause && !pause->tx_pause)
190 hw->fc.type = ixgb_fc_none;
191
192 if(netif_running(adapter->netdev)) {
193 ixgb_down(adapter, TRUE);
194 ixgb_up(adapter);
195 ixgb_set_speed_duplex(netdev);
196 } else
197 ixgb_reset(adapter);
198
199 return 0;
200 }
201
202 static uint32_t
203 ixgb_get_rx_csum(struct net_device *netdev)
204 {
205 struct ixgb_adapter *adapter = netdev_priv(netdev);
206
207 return adapter->rx_csum;
208 }
209
210 static int
211 ixgb_set_rx_csum(struct net_device *netdev, uint32_t data)
212 {
213 struct ixgb_adapter *adapter = netdev_priv(netdev);
214
215 adapter->rx_csum = data;
216
217 if(netif_running(netdev)) {
218 ixgb_down(adapter,TRUE);
219 ixgb_up(adapter);
220 ixgb_set_speed_duplex(netdev);
221 } else
222 ixgb_reset(adapter);
223 return 0;
224 }
225
226 static uint32_t
227 ixgb_get_tx_csum(struct net_device *netdev)
228 {
229 return (netdev->features & NETIF_F_HW_CSUM) != 0;
230 }
231
232 static int
233 ixgb_set_tx_csum(struct net_device *netdev, uint32_t data)
234 {
235 if (data)
236 netdev->features |= NETIF_F_HW_CSUM;
237 else
238 netdev->features &= ~NETIF_F_HW_CSUM;
239
240 return 0;
241 }
242
243 #ifdef NETIF_F_TSO
244 static int
245 ixgb_set_tso(struct net_device *netdev, uint32_t data)
246 {
247 if(data)
248 netdev->features |= NETIF_F_TSO;
249 else
250 netdev->features &= ~NETIF_F_TSO;
251 return 0;
252 }
253 #endif /* NETIF_F_TSO */
254
255 static uint32_t
256 ixgb_get_msglevel(struct net_device *netdev)
257 {
258 struct ixgb_adapter *adapter = netdev_priv(netdev);
259 return adapter->msg_enable;
260 }
261
262 static void
263 ixgb_set_msglevel(struct net_device *netdev, uint32_t data)
264 {
265 struct ixgb_adapter *adapter = netdev_priv(netdev);
266 adapter->msg_enable = data;
267 }
268 #define IXGB_GET_STAT(_A_, _R_) _A_->stats._R_
269
270 static int
271 ixgb_get_regs_len(struct net_device *netdev)
272 {
273 #define IXGB_REG_DUMP_LEN 136*sizeof(uint32_t)
274 return IXGB_REG_DUMP_LEN;
275 }
276
277 static void
278 ixgb_get_regs(struct net_device *netdev,
279 struct ethtool_regs *regs, void *p)
280 {
281 struct ixgb_adapter *adapter = netdev_priv(netdev);
282 struct ixgb_hw *hw = &adapter->hw;
283 uint32_t *reg = p;
284 uint32_t *reg_start = reg;
285 uint8_t i;
286
287 /* the 1 (one) below indicates an attempt at versioning, if the
288 * interface in ethtool or the driver changes, this 1 should be
289 * incremented */
290 regs->version = (1<<24) | hw->revision_id << 16 | hw->device_id;
291
292 /* General Registers */
293 *reg++ = IXGB_READ_REG(hw, CTRL0); /* 0 */
294 *reg++ = IXGB_READ_REG(hw, CTRL1); /* 1 */
295 *reg++ = IXGB_READ_REG(hw, STATUS); /* 2 */
296 *reg++ = IXGB_READ_REG(hw, EECD); /* 3 */
297 *reg++ = IXGB_READ_REG(hw, MFS); /* 4 */
298
299 /* Interrupt */
300 *reg++ = IXGB_READ_REG(hw, ICR); /* 5 */
301 *reg++ = IXGB_READ_REG(hw, ICS); /* 6 */
302 *reg++ = IXGB_READ_REG(hw, IMS); /* 7 */
303 *reg++ = IXGB_READ_REG(hw, IMC); /* 8 */
304
305 /* Receive */
306 *reg++ = IXGB_READ_REG(hw, RCTL); /* 9 */
307 *reg++ = IXGB_READ_REG(hw, FCRTL); /* 10 */
308 *reg++ = IXGB_READ_REG(hw, FCRTH); /* 11 */
309 *reg++ = IXGB_READ_REG(hw, RDBAL); /* 12 */
310 *reg++ = IXGB_READ_REG(hw, RDBAH); /* 13 */
311 *reg++ = IXGB_READ_REG(hw, RDLEN); /* 14 */
312 *reg++ = IXGB_READ_REG(hw, RDH); /* 15 */
313 *reg++ = IXGB_READ_REG(hw, RDT); /* 16 */
314 *reg++ = IXGB_READ_REG(hw, RDTR); /* 17 */
315 *reg++ = IXGB_READ_REG(hw, RXDCTL); /* 18 */
316 *reg++ = IXGB_READ_REG(hw, RAIDC); /* 19 */
317 *reg++ = IXGB_READ_REG(hw, RXCSUM); /* 20 */
318
319 /* there are 16 RAR entries in hardware, we only use 3 */
320 for(i = 0; i < IXGB_ALL_RAR_ENTRIES; i++) {
321 *reg++ = IXGB_READ_REG_ARRAY(hw, RAL, (i << 1)); /*21,...,51 */
322 *reg++ = IXGB_READ_REG_ARRAY(hw, RAH, (i << 1)); /*22,...,52 */
323 }
324
325 /* Transmit */
326 *reg++ = IXGB_READ_REG(hw, TCTL); /* 53 */
327 *reg++ = IXGB_READ_REG(hw, TDBAL); /* 54 */
328 *reg++ = IXGB_READ_REG(hw, TDBAH); /* 55 */
329 *reg++ = IXGB_READ_REG(hw, TDLEN); /* 56 */
330 *reg++ = IXGB_READ_REG(hw, TDH); /* 57 */
331 *reg++ = IXGB_READ_REG(hw, TDT); /* 58 */
332 *reg++ = IXGB_READ_REG(hw, TIDV); /* 59 */
333 *reg++ = IXGB_READ_REG(hw, TXDCTL); /* 60 */
334 *reg++ = IXGB_READ_REG(hw, TSPMT); /* 61 */
335 *reg++ = IXGB_READ_REG(hw, PAP); /* 62 */
336
337 /* Physical */
338 *reg++ = IXGB_READ_REG(hw, PCSC1); /* 63 */
339 *reg++ = IXGB_READ_REG(hw, PCSC2); /* 64 */
340 *reg++ = IXGB_READ_REG(hw, PCSS1); /* 65 */
341 *reg++ = IXGB_READ_REG(hw, PCSS2); /* 66 */
342 *reg++ = IXGB_READ_REG(hw, XPCSS); /* 67 */
343 *reg++ = IXGB_READ_REG(hw, UCCR); /* 68 */
344 *reg++ = IXGB_READ_REG(hw, XPCSTC); /* 69 */
345 *reg++ = IXGB_READ_REG(hw, MACA); /* 70 */
346 *reg++ = IXGB_READ_REG(hw, APAE); /* 71 */
347 *reg++ = IXGB_READ_REG(hw, ARD); /* 72 */
348 *reg++ = IXGB_READ_REG(hw, AIS); /* 73 */
349 *reg++ = IXGB_READ_REG(hw, MSCA); /* 74 */
350 *reg++ = IXGB_READ_REG(hw, MSRWD); /* 75 */
351
352 /* Statistics */
353 *reg++ = IXGB_GET_STAT(adapter, tprl); /* 76 */
354 *reg++ = IXGB_GET_STAT(adapter, tprh); /* 77 */
355 *reg++ = IXGB_GET_STAT(adapter, gprcl); /* 78 */
356 *reg++ = IXGB_GET_STAT(adapter, gprch); /* 79 */
357 *reg++ = IXGB_GET_STAT(adapter, bprcl); /* 80 */
358 *reg++ = IXGB_GET_STAT(adapter, bprch); /* 81 */
359 *reg++ = IXGB_GET_STAT(adapter, mprcl); /* 82 */
360 *reg++ = IXGB_GET_STAT(adapter, mprch); /* 83 */
361 *reg++ = IXGB_GET_STAT(adapter, uprcl); /* 84 */
362 *reg++ = IXGB_GET_STAT(adapter, uprch); /* 85 */
363 *reg++ = IXGB_GET_STAT(adapter, vprcl); /* 86 */
364 *reg++ = IXGB_GET_STAT(adapter, vprch); /* 87 */
365 *reg++ = IXGB_GET_STAT(adapter, jprcl); /* 88 */
366 *reg++ = IXGB_GET_STAT(adapter, jprch); /* 89 */
367 *reg++ = IXGB_GET_STAT(adapter, gorcl); /* 90 */
368 *reg++ = IXGB_GET_STAT(adapter, gorch); /* 91 */
369 *reg++ = IXGB_GET_STAT(adapter, torl); /* 92 */
370 *reg++ = IXGB_GET_STAT(adapter, torh); /* 93 */
371 *reg++ = IXGB_GET_STAT(adapter, rnbc); /* 94 */
372 *reg++ = IXGB_GET_STAT(adapter, ruc); /* 95 */
373 *reg++ = IXGB_GET_STAT(adapter, roc); /* 96 */
374 *reg++ = IXGB_GET_STAT(adapter, rlec); /* 97 */
375 *reg++ = IXGB_GET_STAT(adapter, crcerrs); /* 98 */
376 *reg++ = IXGB_GET_STAT(adapter, icbc); /* 99 */
377 *reg++ = IXGB_GET_STAT(adapter, ecbc); /* 100 */
378 *reg++ = IXGB_GET_STAT(adapter, mpc); /* 101 */
379 *reg++ = IXGB_GET_STAT(adapter, tptl); /* 102 */
380 *reg++ = IXGB_GET_STAT(adapter, tpth); /* 103 */
381 *reg++ = IXGB_GET_STAT(adapter, gptcl); /* 104 */
382 *reg++ = IXGB_GET_STAT(adapter, gptch); /* 105 */
383 *reg++ = IXGB_GET_STAT(adapter, bptcl); /* 106 */
384 *reg++ = IXGB_GET_STAT(adapter, bptch); /* 107 */
385 *reg++ = IXGB_GET_STAT(adapter, mptcl); /* 108 */
386 *reg++ = IXGB_GET_STAT(adapter, mptch); /* 109 */
387 *reg++ = IXGB_GET_STAT(adapter, uptcl); /* 110 */
388 *reg++ = IXGB_GET_STAT(adapter, uptch); /* 111 */
389 *reg++ = IXGB_GET_STAT(adapter, vptcl); /* 112 */
390 *reg++ = IXGB_GET_STAT(adapter, vptch); /* 113 */
391 *reg++ = IXGB_GET_STAT(adapter, jptcl); /* 114 */
392 *reg++ = IXGB_GET_STAT(adapter, jptch); /* 115 */
393 *reg++ = IXGB_GET_STAT(adapter, gotcl); /* 116 */
394 *reg++ = IXGB_GET_STAT(adapter, gotch); /* 117 */
395 *reg++ = IXGB_GET_STAT(adapter, totl); /* 118 */
396 *reg++ = IXGB_GET_STAT(adapter, toth); /* 119 */
397 *reg++ = IXGB_GET_STAT(adapter, dc); /* 120 */
398 *reg++ = IXGB_GET_STAT(adapter, plt64c); /* 121 */
399 *reg++ = IXGB_GET_STAT(adapter, tsctc); /* 122 */
400 *reg++ = IXGB_GET_STAT(adapter, tsctfc); /* 123 */
401 *reg++ = IXGB_GET_STAT(adapter, ibic); /* 124 */
402 *reg++ = IXGB_GET_STAT(adapter, rfc); /* 125 */
403 *reg++ = IXGB_GET_STAT(adapter, lfc); /* 126 */
404 *reg++ = IXGB_GET_STAT(adapter, pfrc); /* 127 */
405 *reg++ = IXGB_GET_STAT(adapter, pftc); /* 128 */
406 *reg++ = IXGB_GET_STAT(adapter, mcfrc); /* 129 */
407 *reg++ = IXGB_GET_STAT(adapter, mcftc); /* 130 */
408 *reg++ = IXGB_GET_STAT(adapter, xonrxc); /* 131 */
409 *reg++ = IXGB_GET_STAT(adapter, xontxc); /* 132 */
410 *reg++ = IXGB_GET_STAT(adapter, xoffrxc); /* 133 */
411 *reg++ = IXGB_GET_STAT(adapter, xofftxc); /* 134 */
412 *reg++ = IXGB_GET_STAT(adapter, rjc); /* 135 */
413
414 regs->len = (reg - reg_start) * sizeof(uint32_t);
415 }
416
417 static int
418 ixgb_get_eeprom_len(struct net_device *netdev)
419 {
420 /* return size in bytes */
421 return (IXGB_EEPROM_SIZE << 1);
422 }
423
424 static int
425 ixgb_get_eeprom(struct net_device *netdev,
426 struct ethtool_eeprom *eeprom, uint8_t *bytes)
427 {
428 struct ixgb_adapter *adapter = netdev_priv(netdev);
429 struct ixgb_hw *hw = &adapter->hw;
430 uint16_t *eeprom_buff;
431 int i, max_len, first_word, last_word;
432 int ret_val = 0;
433
434 if(eeprom->len == 0) {
435 ret_val = -EINVAL;
436 goto geeprom_error;
437 }
438
439 eeprom->magic = hw->vendor_id | (hw->device_id << 16);
440
441 max_len = ixgb_get_eeprom_len(netdev);
442
443 if(eeprom->offset > eeprom->offset + eeprom->len) {
444 ret_val = -EINVAL;
445 goto geeprom_error;
446 }
447
448 if((eeprom->offset + eeprom->len) > max_len)
449 eeprom->len = (max_len - eeprom->offset);
450
451 first_word = eeprom->offset >> 1;
452 last_word = (eeprom->offset + eeprom->len - 1) >> 1;
453
454 eeprom_buff = kmalloc(sizeof(uint16_t) *
455 (last_word - first_word + 1), GFP_KERNEL);
456 if(!eeprom_buff)
457 return -ENOMEM;
458
459 /* note the eeprom was good because the driver loaded */
460 for(i = 0; i <= (last_word - first_word); i++) {
461 eeprom_buff[i] = ixgb_get_eeprom_word(hw, (first_word + i));
462 }
463
464 memcpy(bytes, (uint8_t *)eeprom_buff + (eeprom->offset & 1),
465 eeprom->len);
466 kfree(eeprom_buff);
467
468 geeprom_error:
469 return ret_val;
470 }
471
472 static int
473 ixgb_set_eeprom(struct net_device *netdev,
474 struct ethtool_eeprom *eeprom, uint8_t *bytes)
475 {
476 struct ixgb_adapter *adapter = netdev_priv(netdev);
477 struct ixgb_hw *hw = &adapter->hw;
478 uint16_t *eeprom_buff;
479 void *ptr;
480 int max_len, first_word, last_word;
481 uint16_t i;
482
483 if(eeprom->len == 0)
484 return -EINVAL;
485
486 if(eeprom->magic != (hw->vendor_id | (hw->device_id << 16)))
487 return -EFAULT;
488
489 max_len = ixgb_get_eeprom_len(netdev);
490
491 if(eeprom->offset > eeprom->offset + eeprom->len)
492 return -EINVAL;
493
494 if((eeprom->offset + eeprom->len) > max_len)
495 eeprom->len = (max_len - eeprom->offset);
496
497 first_word = eeprom->offset >> 1;
498 last_word = (eeprom->offset + eeprom->len - 1) >> 1;
499 eeprom_buff = kmalloc(max_len, GFP_KERNEL);
500 if(!eeprom_buff)
501 return -ENOMEM;
502
503 ptr = (void *)eeprom_buff;
504
505 if(eeprom->offset & 1) {
506 /* need read/modify/write of first changed EEPROM word */
507 /* only the second byte of the word is being modified */
508 eeprom_buff[0] = ixgb_read_eeprom(hw, first_word);
509 ptr++;
510 }
511 if((eeprom->offset + eeprom->len) & 1) {
512 /* need read/modify/write of last changed EEPROM word */
513 /* only the first byte of the word is being modified */
514 eeprom_buff[last_word - first_word]
515 = ixgb_read_eeprom(hw, last_word);
516 }
517
518 memcpy(ptr, bytes, eeprom->len);
519 for(i = 0; i <= (last_word - first_word); i++)
520 ixgb_write_eeprom(hw, first_word + i, eeprom_buff[i]);
521
522 /* Update the checksum over the first part of the EEPROM if needed */
523 if(first_word <= EEPROM_CHECKSUM_REG)
524 ixgb_update_eeprom_checksum(hw);
525
526 kfree(eeprom_buff);
527 return 0;
528 }
529
530 static void
531 ixgb_get_drvinfo(struct net_device *netdev,
532 struct ethtool_drvinfo *drvinfo)
533 {
534 struct ixgb_adapter *adapter = netdev_priv(netdev);
535
536 strncpy(drvinfo->driver, ixgb_driver_name, 32);
537 strncpy(drvinfo->version, ixgb_driver_version, 32);
538 strncpy(drvinfo->fw_version, "N/A", 32);
539 strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
540 drvinfo->n_stats = IXGB_STATS_LEN;
541 drvinfo->regdump_len = ixgb_get_regs_len(netdev);
542 drvinfo->eedump_len = ixgb_get_eeprom_len(netdev);
543 }
544
545 static void
546 ixgb_get_ringparam(struct net_device *netdev,
547 struct ethtool_ringparam *ring)
548 {
549 struct ixgb_adapter *adapter = netdev_priv(netdev);
550 struct ixgb_desc_ring *txdr = &adapter->tx_ring;
551 struct ixgb_desc_ring *rxdr = &adapter->rx_ring;
552
553 ring->rx_max_pending = MAX_RXD;
554 ring->tx_max_pending = MAX_TXD;
555 ring->rx_mini_max_pending = 0;
556 ring->rx_jumbo_max_pending = 0;
557 ring->rx_pending = rxdr->count;
558 ring->tx_pending = txdr->count;
559 ring->rx_mini_pending = 0;
560 ring->rx_jumbo_pending = 0;
561 }
562
563 static int
564 ixgb_set_ringparam(struct net_device *netdev,
565 struct ethtool_ringparam *ring)
566 {
567 struct ixgb_adapter *adapter = netdev_priv(netdev);
568 struct ixgb_desc_ring *txdr = &adapter->tx_ring;
569 struct ixgb_desc_ring *rxdr = &adapter->rx_ring;
570 struct ixgb_desc_ring tx_old, tx_new, rx_old, rx_new;
571 int err;
572
573 tx_old = adapter->tx_ring;
574 rx_old = adapter->rx_ring;
575
576 if((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
577 return -EINVAL;
578
579 if(netif_running(adapter->netdev))
580 ixgb_down(adapter,TRUE);
581
582 rxdr->count = max(ring->rx_pending,(uint32_t)MIN_RXD);
583 rxdr->count = min(rxdr->count,(uint32_t)MAX_RXD);
584 IXGB_ROUNDUP(rxdr->count, IXGB_REQ_RX_DESCRIPTOR_MULTIPLE);
585
586 txdr->count = max(ring->tx_pending,(uint32_t)MIN_TXD);
587 txdr->count = min(txdr->count,(uint32_t)MAX_TXD);
588 IXGB_ROUNDUP(txdr->count, IXGB_REQ_TX_DESCRIPTOR_MULTIPLE);
589
590 if(netif_running(adapter->netdev)) {
591 /* Try to get new resources before deleting old */
592 if((err = ixgb_setup_rx_resources(adapter)))
593 goto err_setup_rx;
594 if((err = ixgb_setup_tx_resources(adapter)))
595 goto err_setup_tx;
596
597 /* save the new, restore the old in order to free it,
598 * then restore the new back again */
599
600 rx_new = adapter->rx_ring;
601 tx_new = adapter->tx_ring;
602 adapter->rx_ring = rx_old;
603 adapter->tx_ring = tx_old;
604 ixgb_free_rx_resources(adapter);
605 ixgb_free_tx_resources(adapter);
606 adapter->rx_ring = rx_new;
607 adapter->tx_ring = tx_new;
608 if((err = ixgb_up(adapter)))
609 return err;
610 ixgb_set_speed_duplex(netdev);
611 }
612
613 return 0;
614 err_setup_tx:
615 ixgb_free_rx_resources(adapter);
616 err_setup_rx:
617 adapter->rx_ring = rx_old;
618 adapter->tx_ring = tx_old;
619 ixgb_up(adapter);
620 return err;
621 }
622
623 /* toggle LED 4 times per second = 2 "blinks" per second */
624 #define IXGB_ID_INTERVAL (HZ/4)
625
626 /* bit defines for adapter->led_status */
627 #define IXGB_LED_ON 0
628
629 static void
630 ixgb_led_blink_callback(unsigned long data)
631 {
632 struct ixgb_adapter *adapter = (struct ixgb_adapter *)data;
633
634 if(test_and_change_bit(IXGB_LED_ON, &adapter->led_status))
635 ixgb_led_off(&adapter->hw);
636 else
637 ixgb_led_on(&adapter->hw);
638
639 mod_timer(&adapter->blink_timer, jiffies + IXGB_ID_INTERVAL);
640 }
641
642 static int
643 ixgb_phys_id(struct net_device *netdev, uint32_t data)
644 {
645 struct ixgb_adapter *adapter = netdev_priv(netdev);
646
647 if(!data || data > (uint32_t)(MAX_SCHEDULE_TIMEOUT / HZ))
648 data = (uint32_t)(MAX_SCHEDULE_TIMEOUT / HZ);
649
650 if(!adapter->blink_timer.function) {
651 init_timer(&adapter->blink_timer);
652 adapter->blink_timer.function = ixgb_led_blink_callback;
653 adapter->blink_timer.data = (unsigned long)adapter;
654 }
655
656 mod_timer(&adapter->blink_timer, jiffies);
657
658 msleep_interruptible(data * 1000);
659 del_timer_sync(&adapter->blink_timer);
660 ixgb_led_off(&adapter->hw);
661 clear_bit(IXGB_LED_ON, &adapter->led_status);
662
663 return 0;
664 }
665
666 static int
667 ixgb_get_stats_count(struct net_device *netdev)
668 {
669 return IXGB_STATS_LEN;
670 }
671
672 static void
673 ixgb_get_ethtool_stats(struct net_device *netdev,
674 struct ethtool_stats *stats, uint64_t *data)
675 {
676 struct ixgb_adapter *adapter = netdev_priv(netdev);
677 int i;
678
679 ixgb_update_stats(adapter);
680 for(i = 0; i < IXGB_STATS_LEN; i++) {
681 char *p = (char *)adapter+ixgb_gstrings_stats[i].stat_offset;
682 data[i] = (ixgb_gstrings_stats[i].sizeof_stat ==
683 sizeof(uint64_t)) ? *(uint64_t *)p : *(uint32_t *)p;
684 }
685 }
686
687 static void
688 ixgb_get_strings(struct net_device *netdev, uint32_t stringset, uint8_t *data)
689 {
690 int i;
691
692 switch(stringset) {
693 case ETH_SS_STATS:
694 for(i=0; i < IXGB_STATS_LEN; i++) {
695 memcpy(data + i * ETH_GSTRING_LEN,
696 ixgb_gstrings_stats[i].stat_string,
697 ETH_GSTRING_LEN);
698 }
699 break;
700 }
701 }
702
703 static const struct ethtool_ops ixgb_ethtool_ops = {
704 .get_settings = ixgb_get_settings,
705 .set_settings = ixgb_set_settings,
706 .get_drvinfo = ixgb_get_drvinfo,
707 .get_regs_len = ixgb_get_regs_len,
708 .get_regs = ixgb_get_regs,
709 .get_link = ethtool_op_get_link,
710 .get_eeprom_len = ixgb_get_eeprom_len,
711 .get_eeprom = ixgb_get_eeprom,
712 .set_eeprom = ixgb_set_eeprom,
713 .get_ringparam = ixgb_get_ringparam,
714 .set_ringparam = ixgb_set_ringparam,
715 .get_pauseparam = ixgb_get_pauseparam,
716 .set_pauseparam = ixgb_set_pauseparam,
717 .get_rx_csum = ixgb_get_rx_csum,
718 .set_rx_csum = ixgb_set_rx_csum,
719 .get_tx_csum = ixgb_get_tx_csum,
720 .set_tx_csum = ixgb_set_tx_csum,
721 .get_sg = ethtool_op_get_sg,
722 .set_sg = ethtool_op_set_sg,
723 .get_msglevel = ixgb_get_msglevel,
724 .set_msglevel = ixgb_set_msglevel,
725 #ifdef NETIF_F_TSO
726 .get_tso = ethtool_op_get_tso,
727 .set_tso = ixgb_set_tso,
728 #endif
729 .get_strings = ixgb_get_strings,
730 .phys_id = ixgb_phys_id,
731 .get_stats_count = ixgb_get_stats_count,
732 .get_ethtool_stats = ixgb_get_ethtool_stats,
733 .get_perm_addr = ethtool_op_get_perm_addr,
734 };
735
736 void ixgb_set_ethtool_ops(struct net_device *netdev)
737 {
738 SET_ETHTOOL_OPS(netdev, &ixgb_ethtool_ops);
739 }
Linux with added FPC-III support