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rename dev_hw_addr_random and remove redundant second
[linux/fpc-iii.git] / drivers / net / ethernet / intel / ixgb / ixgb_ethtool.c
blobdbb7dd2f8e360e4d6c1013182e9d667a19d7fa56
1 /*******************************************************************************
2
3 Intel PRO/10GbE Linux driver
4 Copyright(c) 1999 - 2008 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 #define IXGB_ALL_RAR_ENTRIES 16
36
37 enum {NETDEV_STATS, IXGB_STATS};
38
39 struct ixgb_stats {
40 char stat_string[ETH_GSTRING_LEN];
41 int type;
42 int sizeof_stat;
43 int stat_offset;
44 };
45
46 #define IXGB_STAT(m) IXGB_STATS, \
47 FIELD_SIZEOF(struct ixgb_adapter, m), \
48 offsetof(struct ixgb_adapter, m)
49 #define IXGB_NETDEV_STAT(m) NETDEV_STATS, \
50 FIELD_SIZEOF(struct net_device, m), \
51 offsetof(struct net_device, m)
52
53 static struct ixgb_stats ixgb_gstrings_stats[] = {
54 {"rx_packets", IXGB_NETDEV_STAT(stats.rx_packets)},
55 {"tx_packets", IXGB_NETDEV_STAT(stats.tx_packets)},
56 {"rx_bytes", IXGB_NETDEV_STAT(stats.rx_bytes)},
57 {"tx_bytes", IXGB_NETDEV_STAT(stats.tx_bytes)},
58 {"rx_errors", IXGB_NETDEV_STAT(stats.rx_errors)},
59 {"tx_errors", IXGB_NETDEV_STAT(stats.tx_errors)},
60 {"rx_dropped", IXGB_NETDEV_STAT(stats.rx_dropped)},
61 {"tx_dropped", IXGB_NETDEV_STAT(stats.tx_dropped)},
62 {"multicast", IXGB_NETDEV_STAT(stats.multicast)},
63 {"collisions", IXGB_NETDEV_STAT(stats.collisions)},
64
65 /* { "rx_length_errors", IXGB_NETDEV_STAT(stats.rx_length_errors) }, */
66 {"rx_over_errors", IXGB_NETDEV_STAT(stats.rx_over_errors)},
67 {"rx_crc_errors", IXGB_NETDEV_STAT(stats.rx_crc_errors)},
68 {"rx_frame_errors", IXGB_NETDEV_STAT(stats.rx_frame_errors)},
69 {"rx_no_buffer_count", IXGB_STAT(stats.rnbc)},
70 {"rx_fifo_errors", IXGB_NETDEV_STAT(stats.rx_fifo_errors)},
71 {"rx_missed_errors", IXGB_NETDEV_STAT(stats.rx_missed_errors)},
72 {"tx_aborted_errors", IXGB_NETDEV_STAT(stats.tx_aborted_errors)},
73 {"tx_carrier_errors", IXGB_NETDEV_STAT(stats.tx_carrier_errors)},
74 {"tx_fifo_errors", IXGB_NETDEV_STAT(stats.tx_fifo_errors)},
75 {"tx_heartbeat_errors", IXGB_NETDEV_STAT(stats.tx_heartbeat_errors)},
76 {"tx_window_errors", IXGB_NETDEV_STAT(stats.tx_window_errors)},
77 {"tx_deferred_ok", IXGB_STAT(stats.dc)},
78 {"tx_timeout_count", IXGB_STAT(tx_timeout_count) },
79 {"tx_restart_queue", IXGB_STAT(restart_queue) },
80 {"rx_long_length_errors", IXGB_STAT(stats.roc)},
81 {"rx_short_length_errors", IXGB_STAT(stats.ruc)},
82 {"tx_tcp_seg_good", IXGB_STAT(stats.tsctc)},
83 {"tx_tcp_seg_failed", IXGB_STAT(stats.tsctfc)},
84 {"rx_flow_control_xon", IXGB_STAT(stats.xonrxc)},
85 {"rx_flow_control_xoff", IXGB_STAT(stats.xoffrxc)},
86 {"tx_flow_control_xon", IXGB_STAT(stats.xontxc)},
87 {"tx_flow_control_xoff", IXGB_STAT(stats.xofftxc)},
88 {"rx_csum_offload_good", IXGB_STAT(hw_csum_rx_good)},
89 {"rx_csum_offload_errors", IXGB_STAT(hw_csum_rx_error)},
90 {"tx_csum_offload_good", IXGB_STAT(hw_csum_tx_good)},
91 {"tx_csum_offload_errors", IXGB_STAT(hw_csum_tx_error)}
92 };
93
94 #define IXGB_STATS_LEN ARRAY_SIZE(ixgb_gstrings_stats)
95
96 static int
97 ixgb_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
98 {
99 struct ixgb_adapter *adapter = netdev_priv(netdev);
100
101 ecmd->supported = (SUPPORTED_10000baseT_Full | SUPPORTED_FIBRE);
102 ecmd->advertising = (ADVERTISED_10000baseT_Full | ADVERTISED_FIBRE);
103 ecmd->port = PORT_FIBRE;
104 ecmd->transceiver = XCVR_EXTERNAL;
105
106 if (netif_carrier_ok(adapter->netdev)) {
107 ethtool_cmd_speed_set(ecmd, SPEED_10000);
108 ecmd->duplex = DUPLEX_FULL;
109 } else {
110 ethtool_cmd_speed_set(ecmd, -1);
111 ecmd->duplex = -1;
112 }
113
114 ecmd->autoneg = AUTONEG_DISABLE;
115 return 0;
116 }
117
118 void ixgb_set_speed_duplex(struct net_device *netdev)
119 {
120 struct ixgb_adapter *adapter = netdev_priv(netdev);
121 /* be optimistic about our link, since we were up before */
122 adapter->link_speed = 10000;
123 adapter->link_duplex = FULL_DUPLEX;
124 netif_carrier_on(netdev);
125 netif_wake_queue(netdev);
126 }
127
128 static int
129 ixgb_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
130 {
131 struct ixgb_adapter *adapter = netdev_priv(netdev);
132 u32 speed = ethtool_cmd_speed(ecmd);
133
134 if (ecmd->autoneg == AUTONEG_ENABLE ||
135 (speed + ecmd->duplex != SPEED_10000 + DUPLEX_FULL))
136 return -EINVAL;
137
138 if (netif_running(adapter->netdev)) {
139 ixgb_down(adapter, true);
140 ixgb_reset(adapter);
141 ixgb_up(adapter);
142 ixgb_set_speed_duplex(netdev);
143 } else
144 ixgb_reset(adapter);
145
146 return 0;
147 }
148
149 static void
150 ixgb_get_pauseparam(struct net_device *netdev,
151 struct ethtool_pauseparam *pause)
152 {
153 struct ixgb_adapter *adapter = netdev_priv(netdev);
154 struct ixgb_hw *hw = &adapter->hw;
155
156 pause->autoneg = AUTONEG_DISABLE;
157
158 if (hw->fc.type == ixgb_fc_rx_pause)
159 pause->rx_pause = 1;
160 else if (hw->fc.type == ixgb_fc_tx_pause)
161 pause->tx_pause = 1;
162 else if (hw->fc.type == ixgb_fc_full) {
163 pause->rx_pause = 1;
164 pause->tx_pause = 1;
165 }
166 }
167
168 static int
169 ixgb_set_pauseparam(struct net_device *netdev,
170 struct ethtool_pauseparam *pause)
171 {
172 struct ixgb_adapter *adapter = netdev_priv(netdev);
173 struct ixgb_hw *hw = &adapter->hw;
174
175 if (pause->autoneg == AUTONEG_ENABLE)
176 return -EINVAL;
177
178 if (pause->rx_pause && pause->tx_pause)
179 hw->fc.type = ixgb_fc_full;
180 else if (pause->rx_pause && !pause->tx_pause)
181 hw->fc.type = ixgb_fc_rx_pause;
182 else if (!pause->rx_pause && pause->tx_pause)
183 hw->fc.type = ixgb_fc_tx_pause;
184 else if (!pause->rx_pause && !pause->tx_pause)
185 hw->fc.type = ixgb_fc_none;
186
187 if (netif_running(adapter->netdev)) {
188 ixgb_down(adapter, true);
189 ixgb_up(adapter);
190 ixgb_set_speed_duplex(netdev);
191 } else
192 ixgb_reset(adapter);
193
194 return 0;
195 }
196
197 static u32
198 ixgb_get_msglevel(struct net_device *netdev)
199 {
200 struct ixgb_adapter *adapter = netdev_priv(netdev);
201 return adapter->msg_enable;
202 }
203
204 static void
205 ixgb_set_msglevel(struct net_device *netdev, u32 data)
206 {
207 struct ixgb_adapter *adapter = netdev_priv(netdev);
208 adapter->msg_enable = data;
209 }
210 #define IXGB_GET_STAT(_A_, _R_) _A_->stats._R_
211
212 static int
213 ixgb_get_regs_len(struct net_device *netdev)
214 {
215 #define IXGB_REG_DUMP_LEN 136*sizeof(u32)
216 return IXGB_REG_DUMP_LEN;
217 }
218
219 static void
220 ixgb_get_regs(struct net_device *netdev,
221 struct ethtool_regs *regs, void *p)
222 {
223 struct ixgb_adapter *adapter = netdev_priv(netdev);
224 struct ixgb_hw *hw = &adapter->hw;
225 u32 *reg = p;
226 u32 *reg_start = reg;
227 u8 i;
228
229 /* the 1 (one) below indicates an attempt at versioning, if the
230 * interface in ethtool or the driver changes, this 1 should be
231 * incremented */
232 regs->version = (1<<24) | hw->revision_id << 16 | hw->device_id;
233
234 /* General Registers */
235 *reg++ = IXGB_READ_REG(hw, CTRL0); /* 0 */
236 *reg++ = IXGB_READ_REG(hw, CTRL1); /* 1 */
237 *reg++ = IXGB_READ_REG(hw, STATUS); /* 2 */
238 *reg++ = IXGB_READ_REG(hw, EECD); /* 3 */
239 *reg++ = IXGB_READ_REG(hw, MFS); /* 4 */
240
241 /* Interrupt */
242 *reg++ = IXGB_READ_REG(hw, ICR); /* 5 */
243 *reg++ = IXGB_READ_REG(hw, ICS); /* 6 */
244 *reg++ = IXGB_READ_REG(hw, IMS); /* 7 */
245 *reg++ = IXGB_READ_REG(hw, IMC); /* 8 */
246
247 /* Receive */
248 *reg++ = IXGB_READ_REG(hw, RCTL); /* 9 */
249 *reg++ = IXGB_READ_REG(hw, FCRTL); /* 10 */
250 *reg++ = IXGB_READ_REG(hw, FCRTH); /* 11 */
251 *reg++ = IXGB_READ_REG(hw, RDBAL); /* 12 */
252 *reg++ = IXGB_READ_REG(hw, RDBAH); /* 13 */
253 *reg++ = IXGB_READ_REG(hw, RDLEN); /* 14 */
254 *reg++ = IXGB_READ_REG(hw, RDH); /* 15 */
255 *reg++ = IXGB_READ_REG(hw, RDT); /* 16 */
256 *reg++ = IXGB_READ_REG(hw, RDTR); /* 17 */
257 *reg++ = IXGB_READ_REG(hw, RXDCTL); /* 18 */
258 *reg++ = IXGB_READ_REG(hw, RAIDC); /* 19 */
259 *reg++ = IXGB_READ_REG(hw, RXCSUM); /* 20 */
260
261 /* there are 16 RAR entries in hardware, we only use 3 */
262 for (i = 0; i < IXGB_ALL_RAR_ENTRIES; i++) {
263 *reg++ = IXGB_READ_REG_ARRAY(hw, RAL, (i << 1)); /*21,...,51 */
264 *reg++ = IXGB_READ_REG_ARRAY(hw, RAH, (i << 1)); /*22,...,52 */
265 }
266
267 /* Transmit */
268 *reg++ = IXGB_READ_REG(hw, TCTL); /* 53 */
269 *reg++ = IXGB_READ_REG(hw, TDBAL); /* 54 */
270 *reg++ = IXGB_READ_REG(hw, TDBAH); /* 55 */
271 *reg++ = IXGB_READ_REG(hw, TDLEN); /* 56 */
272 *reg++ = IXGB_READ_REG(hw, TDH); /* 57 */
273 *reg++ = IXGB_READ_REG(hw, TDT); /* 58 */
274 *reg++ = IXGB_READ_REG(hw, TIDV); /* 59 */
275 *reg++ = IXGB_READ_REG(hw, TXDCTL); /* 60 */
276 *reg++ = IXGB_READ_REG(hw, TSPMT); /* 61 */
277 *reg++ = IXGB_READ_REG(hw, PAP); /* 62 */
278
279 /* Physical */
280 *reg++ = IXGB_READ_REG(hw, PCSC1); /* 63 */
281 *reg++ = IXGB_READ_REG(hw, PCSC2); /* 64 */
282 *reg++ = IXGB_READ_REG(hw, PCSS1); /* 65 */
283 *reg++ = IXGB_READ_REG(hw, PCSS2); /* 66 */
284 *reg++ = IXGB_READ_REG(hw, XPCSS); /* 67 */
285 *reg++ = IXGB_READ_REG(hw, UCCR); /* 68 */
286 *reg++ = IXGB_READ_REG(hw, XPCSTC); /* 69 */
287 *reg++ = IXGB_READ_REG(hw, MACA); /* 70 */
288 *reg++ = IXGB_READ_REG(hw, APAE); /* 71 */
289 *reg++ = IXGB_READ_REG(hw, ARD); /* 72 */
290 *reg++ = IXGB_READ_REG(hw, AIS); /* 73 */
291 *reg++ = IXGB_READ_REG(hw, MSCA); /* 74 */
292 *reg++ = IXGB_READ_REG(hw, MSRWD); /* 75 */
293
294 /* Statistics */
295 *reg++ = IXGB_GET_STAT(adapter, tprl); /* 76 */
296 *reg++ = IXGB_GET_STAT(adapter, tprh); /* 77 */
297 *reg++ = IXGB_GET_STAT(adapter, gprcl); /* 78 */
298 *reg++ = IXGB_GET_STAT(adapter, gprch); /* 79 */
299 *reg++ = IXGB_GET_STAT(adapter, bprcl); /* 80 */
300 *reg++ = IXGB_GET_STAT(adapter, bprch); /* 81 */
301 *reg++ = IXGB_GET_STAT(adapter, mprcl); /* 82 */
302 *reg++ = IXGB_GET_STAT(adapter, mprch); /* 83 */
303 *reg++ = IXGB_GET_STAT(adapter, uprcl); /* 84 */
304 *reg++ = IXGB_GET_STAT(adapter, uprch); /* 85 */
305 *reg++ = IXGB_GET_STAT(adapter, vprcl); /* 86 */
306 *reg++ = IXGB_GET_STAT(adapter, vprch); /* 87 */
307 *reg++ = IXGB_GET_STAT(adapter, jprcl); /* 88 */
308 *reg++ = IXGB_GET_STAT(adapter, jprch); /* 89 */
309 *reg++ = IXGB_GET_STAT(adapter, gorcl); /* 90 */
310 *reg++ = IXGB_GET_STAT(adapter, gorch); /* 91 */
311 *reg++ = IXGB_GET_STAT(adapter, torl); /* 92 */
312 *reg++ = IXGB_GET_STAT(adapter, torh); /* 93 */
313 *reg++ = IXGB_GET_STAT(adapter, rnbc); /* 94 */
314 *reg++ = IXGB_GET_STAT(adapter, ruc); /* 95 */
315 *reg++ = IXGB_GET_STAT(adapter, roc); /* 96 */
316 *reg++ = IXGB_GET_STAT(adapter, rlec); /* 97 */
317 *reg++ = IXGB_GET_STAT(adapter, crcerrs); /* 98 */
318 *reg++ = IXGB_GET_STAT(adapter, icbc); /* 99 */
319 *reg++ = IXGB_GET_STAT(adapter, ecbc); /* 100 */
320 *reg++ = IXGB_GET_STAT(adapter, mpc); /* 101 */
321 *reg++ = IXGB_GET_STAT(adapter, tptl); /* 102 */
322 *reg++ = IXGB_GET_STAT(adapter, tpth); /* 103 */
323 *reg++ = IXGB_GET_STAT(adapter, gptcl); /* 104 */
324 *reg++ = IXGB_GET_STAT(adapter, gptch); /* 105 */
325 *reg++ = IXGB_GET_STAT(adapter, bptcl); /* 106 */
326 *reg++ = IXGB_GET_STAT(adapter, bptch); /* 107 */
327 *reg++ = IXGB_GET_STAT(adapter, mptcl); /* 108 */
328 *reg++ = IXGB_GET_STAT(adapter, mptch); /* 109 */
329 *reg++ = IXGB_GET_STAT(adapter, uptcl); /* 110 */
330 *reg++ = IXGB_GET_STAT(adapter, uptch); /* 111 */
331 *reg++ = IXGB_GET_STAT(adapter, vptcl); /* 112 */
332 *reg++ = IXGB_GET_STAT(adapter, vptch); /* 113 */
333 *reg++ = IXGB_GET_STAT(adapter, jptcl); /* 114 */
334 *reg++ = IXGB_GET_STAT(adapter, jptch); /* 115 */
335 *reg++ = IXGB_GET_STAT(adapter, gotcl); /* 116 */
336 *reg++ = IXGB_GET_STAT(adapter, gotch); /* 117 */
337 *reg++ = IXGB_GET_STAT(adapter, totl); /* 118 */
338 *reg++ = IXGB_GET_STAT(adapter, toth); /* 119 */
339 *reg++ = IXGB_GET_STAT(adapter, dc); /* 120 */
340 *reg++ = IXGB_GET_STAT(adapter, plt64c); /* 121 */
341 *reg++ = IXGB_GET_STAT(adapter, tsctc); /* 122 */
342 *reg++ = IXGB_GET_STAT(adapter, tsctfc); /* 123 */
343 *reg++ = IXGB_GET_STAT(adapter, ibic); /* 124 */
344 *reg++ = IXGB_GET_STAT(adapter, rfc); /* 125 */
345 *reg++ = IXGB_GET_STAT(adapter, lfc); /* 126 */
346 *reg++ = IXGB_GET_STAT(adapter, pfrc); /* 127 */
347 *reg++ = IXGB_GET_STAT(adapter, pftc); /* 128 */
348 *reg++ = IXGB_GET_STAT(adapter, mcfrc); /* 129 */
349 *reg++ = IXGB_GET_STAT(adapter, mcftc); /* 130 */
350 *reg++ = IXGB_GET_STAT(adapter, xonrxc); /* 131 */
351 *reg++ = IXGB_GET_STAT(adapter, xontxc); /* 132 */
352 *reg++ = IXGB_GET_STAT(adapter, xoffrxc); /* 133 */
353 *reg++ = IXGB_GET_STAT(adapter, xofftxc); /* 134 */
354 *reg++ = IXGB_GET_STAT(adapter, rjc); /* 135 */
355
356 regs->len = (reg - reg_start) * sizeof(u32);
357 }
358
359 static int
360 ixgb_get_eeprom_len(struct net_device *netdev)
361 {
362 /* return size in bytes */
363 return IXGB_EEPROM_SIZE << 1;
364 }
365
366 static int
367 ixgb_get_eeprom(struct net_device *netdev,
368 struct ethtool_eeprom *eeprom, u8 *bytes)
369 {
370 struct ixgb_adapter *adapter = netdev_priv(netdev);
371 struct ixgb_hw *hw = &adapter->hw;
372 __le16 *eeprom_buff;
373 int i, max_len, first_word, last_word;
374 int ret_val = 0;
375
376 if (eeprom->len == 0) {
377 ret_val = -EINVAL;
378 goto geeprom_error;
379 }
380
381 eeprom->magic = hw->vendor_id | (hw->device_id << 16);
382
383 max_len = ixgb_get_eeprom_len(netdev);
384
385 if (eeprom->offset > eeprom->offset + eeprom->len) {
386 ret_val = -EINVAL;
387 goto geeprom_error;
388 }
389
390 if ((eeprom->offset + eeprom->len) > max_len)
391 eeprom->len = (max_len - eeprom->offset);
392
393 first_word = eeprom->offset >> 1;
394 last_word = (eeprom->offset + eeprom->len - 1) >> 1;
395
396 eeprom_buff = kmalloc(sizeof(__le16) *
397 (last_word - first_word + 1), GFP_KERNEL);
398 if (!eeprom_buff)
399 return -ENOMEM;
400
401 /* note the eeprom was good because the driver loaded */
402 for (i = 0; i <= (last_word - first_word); i++)
403 eeprom_buff[i] = ixgb_get_eeprom_word(hw, (first_word + i));
404
405 memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len);
406 kfree(eeprom_buff);
407
408 geeprom_error:
409 return ret_val;
410 }
411
412 static int
413 ixgb_set_eeprom(struct net_device *netdev,
414 struct ethtool_eeprom *eeprom, u8 *bytes)
415 {
416 struct ixgb_adapter *adapter = netdev_priv(netdev);
417 struct ixgb_hw *hw = &adapter->hw;
418 u16 *eeprom_buff;
419 void *ptr;
420 int max_len, first_word, last_word;
421 u16 i;
422
423 if (eeprom->len == 0)
424 return -EINVAL;
425
426 if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16)))
427 return -EFAULT;
428
429 max_len = ixgb_get_eeprom_len(netdev);
430
431 if (eeprom->offset > eeprom->offset + eeprom->len)
432 return -EINVAL;
433
434 if ((eeprom->offset + eeprom->len) > max_len)
435 eeprom->len = (max_len - eeprom->offset);
436
437 first_word = eeprom->offset >> 1;
438 last_word = (eeprom->offset + eeprom->len - 1) >> 1;
439 eeprom_buff = kmalloc(max_len, GFP_KERNEL);
440 if (!eeprom_buff)
441 return -ENOMEM;
442
443 ptr = (void *)eeprom_buff;
444
445 if (eeprom->offset & 1) {
446 /* need read/modify/write of first changed EEPROM word */
447 /* only the second byte of the word is being modified */
448 eeprom_buff[0] = ixgb_read_eeprom(hw, first_word);
449 ptr++;
450 }
451 if ((eeprom->offset + eeprom->len) & 1) {
452 /* need read/modify/write of last changed EEPROM word */
453 /* only the first byte of the word is being modified */
454 eeprom_buff[last_word - first_word]
455 = ixgb_read_eeprom(hw, last_word);
456 }
457
458 memcpy(ptr, bytes, eeprom->len);
459 for (i = 0; i <= (last_word - first_word); i++)
460 ixgb_write_eeprom(hw, first_word + i, eeprom_buff[i]);
461
462 /* Update the checksum over the first part of the EEPROM if needed */
463 if (first_word <= EEPROM_CHECKSUM_REG)
464 ixgb_update_eeprom_checksum(hw);
465
466 kfree(eeprom_buff);
467 return 0;
468 }
469
470 static void
471 ixgb_get_drvinfo(struct net_device *netdev,
472 struct ethtool_drvinfo *drvinfo)
473 {
474 struct ixgb_adapter *adapter = netdev_priv(netdev);
475
476 strlcpy(drvinfo->driver, ixgb_driver_name,
477 sizeof(drvinfo->driver));
478 strlcpy(drvinfo->version, ixgb_driver_version,
479 sizeof(drvinfo->version));
480 strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
481 sizeof(drvinfo->bus_info));
482 drvinfo->n_stats = IXGB_STATS_LEN;
483 drvinfo->regdump_len = ixgb_get_regs_len(netdev);
484 drvinfo->eedump_len = ixgb_get_eeprom_len(netdev);
485 }
486
487 static void
488 ixgb_get_ringparam(struct net_device *netdev,
489 struct ethtool_ringparam *ring)
490 {
491 struct ixgb_adapter *adapter = netdev_priv(netdev);
492 struct ixgb_desc_ring *txdr = &adapter->tx_ring;
493 struct ixgb_desc_ring *rxdr = &adapter->rx_ring;
494
495 ring->rx_max_pending = MAX_RXD;
496 ring->tx_max_pending = MAX_TXD;
497 ring->rx_pending = rxdr->count;
498 ring->tx_pending = txdr->count;
499 }
500
501 static int
502 ixgb_set_ringparam(struct net_device *netdev,
503 struct ethtool_ringparam *ring)
504 {
505 struct ixgb_adapter *adapter = netdev_priv(netdev);
506 struct ixgb_desc_ring *txdr = &adapter->tx_ring;
507 struct ixgb_desc_ring *rxdr = &adapter->rx_ring;
508 struct ixgb_desc_ring tx_old, tx_new, rx_old, rx_new;
509 int err;
510
511 tx_old = adapter->tx_ring;
512 rx_old = adapter->rx_ring;
513
514 if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
515 return -EINVAL;
516
517 if (netif_running(adapter->netdev))
518 ixgb_down(adapter, true);
519
520 rxdr->count = max(ring->rx_pending,(u32)MIN_RXD);
521 rxdr->count = min(rxdr->count,(u32)MAX_RXD);
522 rxdr->count = ALIGN(rxdr->count, IXGB_REQ_RX_DESCRIPTOR_MULTIPLE);
523
524 txdr->count = max(ring->tx_pending,(u32)MIN_TXD);
525 txdr->count = min(txdr->count,(u32)MAX_TXD);
526 txdr->count = ALIGN(txdr->count, IXGB_REQ_TX_DESCRIPTOR_MULTIPLE);
527
528 if (netif_running(adapter->netdev)) {
529 /* Try to get new resources before deleting old */
530 if ((err = ixgb_setup_rx_resources(adapter)))
531 goto err_setup_rx;
532 if ((err = ixgb_setup_tx_resources(adapter)))
533 goto err_setup_tx;
534
535 /* save the new, restore the old in order to free it,
536 * then restore the new back again */
537
538 rx_new = adapter->rx_ring;
539 tx_new = adapter->tx_ring;
540 adapter->rx_ring = rx_old;
541 adapter->tx_ring = tx_old;
542 ixgb_free_rx_resources(adapter);
543 ixgb_free_tx_resources(adapter);
544 adapter->rx_ring = rx_new;
545 adapter->tx_ring = tx_new;
546 if ((err = ixgb_up(adapter)))
547 return err;
548 ixgb_set_speed_duplex(netdev);
549 }
550
551 return 0;
552 err_setup_tx:
553 ixgb_free_rx_resources(adapter);
554 err_setup_rx:
555 adapter->rx_ring = rx_old;
556 adapter->tx_ring = tx_old;
557 ixgb_up(adapter);
558 return err;
559 }
560
561 static int
562 ixgb_set_phys_id(struct net_device *netdev, enum ethtool_phys_id_state state)
563 {
564 struct ixgb_adapter *adapter = netdev_priv(netdev);
565
566 switch (state) {
567 case ETHTOOL_ID_ACTIVE:
568 return 2;
569
570 case ETHTOOL_ID_ON:
571 ixgb_led_on(&adapter->hw);
572 break;
573
574 case ETHTOOL_ID_OFF:
575 case ETHTOOL_ID_INACTIVE:
576 ixgb_led_off(&adapter->hw);
577 }
578
579 return 0;
580 }
581
582 static int
583 ixgb_get_sset_count(struct net_device *netdev, int sset)
584 {
585 switch (sset) {
586 case ETH_SS_STATS:
587 return IXGB_STATS_LEN;
588 default:
589 return -EOPNOTSUPP;
590 }
591 }
592
593 static void
594 ixgb_get_ethtool_stats(struct net_device *netdev,
595 struct ethtool_stats *stats, u64 *data)
596 {
597 struct ixgb_adapter *adapter = netdev_priv(netdev);
598 int i;
599 char *p = NULL;
600
601 ixgb_update_stats(adapter);
602 for (i = 0; i < IXGB_STATS_LEN; i++) {
603 switch (ixgb_gstrings_stats[i].type) {
604 case NETDEV_STATS:
605 p = (char *) netdev +
606 ixgb_gstrings_stats[i].stat_offset;
607 break;
608 case IXGB_STATS:
609 p = (char *) adapter +
610 ixgb_gstrings_stats[i].stat_offset;
611 break;
612 }
613
614 data[i] = (ixgb_gstrings_stats[i].sizeof_stat ==
615 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
616 }
617 }
618
619 static void
620 ixgb_get_strings(struct net_device *netdev, u32 stringset, u8 *data)
621 {
622 int i;
623
624 switch(stringset) {
625 case ETH_SS_STATS:
626 for (i = 0; i < IXGB_STATS_LEN; i++) {
627 memcpy(data + i * ETH_GSTRING_LEN,
628 ixgb_gstrings_stats[i].stat_string,
629 ETH_GSTRING_LEN);
630 }
631 break;
632 }
633 }
634
635 static const struct ethtool_ops ixgb_ethtool_ops = {
636 .get_settings = ixgb_get_settings,
637 .set_settings = ixgb_set_settings,
638 .get_drvinfo = ixgb_get_drvinfo,
639 .get_regs_len = ixgb_get_regs_len,
640 .get_regs = ixgb_get_regs,
641 .get_link = ethtool_op_get_link,
642 .get_eeprom_len = ixgb_get_eeprom_len,
643 .get_eeprom = ixgb_get_eeprom,
644 .set_eeprom = ixgb_set_eeprom,
645 .get_ringparam = ixgb_get_ringparam,
646 .set_ringparam = ixgb_set_ringparam,
647 .get_pauseparam = ixgb_get_pauseparam,
648 .set_pauseparam = ixgb_set_pauseparam,
649 .get_msglevel = ixgb_get_msglevel,
650 .set_msglevel = ixgb_set_msglevel,
651 .get_strings = ixgb_get_strings,
652 .set_phys_id = ixgb_set_phys_id,
653 .get_sset_count = ixgb_get_sset_count,
654 .get_ethtool_stats = ixgb_get_ethtool_stats,
655 };
656
657 void ixgb_set_ethtool_ops(struct net_device *netdev)
658 {
659 SET_ETHTOOL_OPS(netdev, &ixgb_ethtool_ops);
660 }
Linux with added FPC-III support