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drivers/nfc/pn544.c: fix min_t warnings
[linux/fpc-iii.git] / drivers / net / vmxnet3 / vmxnet3_ethtool.c
blob8e17fc8a7fe7ee512ff0af5881ab595c7983b690
1 /*
2 * Linux driver for VMware's vmxnet3 ethernet NIC.
3 *
4 * Copyright (C) 2008-2009, VMware, Inc. 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
8 * Free Software Foundation; version 2 of the License and no later version.
9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
13 * NON INFRINGEMENT. See the GNU General Public License for more
14 * details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 * The full GNU General Public License is included in this distribution in
21 * the file called "COPYING".
22 *
23 * Maintained by: Shreyas Bhatewara <pv-drivers@vmware.com>
24 *
25 */
26
27
28 #include "vmxnet3_int.h"
29
30 struct vmxnet3_stat_desc {
31 char desc[ETH_GSTRING_LEN];
32 int offset;
33 };
34
35
36 static u32
37 vmxnet3_get_rx_csum(struct net_device *netdev)
38 {
39 struct vmxnet3_adapter *adapter = netdev_priv(netdev);
40 return adapter->rxcsum;
41 }
42
43
44 static int
45 vmxnet3_set_rx_csum(struct net_device *netdev, u32 val)
46 {
47 struct vmxnet3_adapter *adapter = netdev_priv(netdev);
48
49 if (adapter->rxcsum != val) {
50 adapter->rxcsum = val;
51 if (netif_running(netdev)) {
52 if (val)
53 adapter->shared->devRead.misc.uptFeatures |=
54 UPT1_F_RXCSUM;
55 else
56 adapter->shared->devRead.misc.uptFeatures &=
57 ~UPT1_F_RXCSUM;
58
59 VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
60 VMXNET3_CMD_UPDATE_FEATURE);
61 }
62 }
63 return 0;
64 }
65
66
67 /* per tq stats maintained by the device */
68 static const struct vmxnet3_stat_desc
69 vmxnet3_tq_dev_stats[] = {
70 /* description, offset */
71 { "TSO pkts tx", offsetof(struct UPT1_TxStats, TSOPktsTxOK) },
72 { "TSO bytes tx", offsetof(struct UPT1_TxStats, TSOBytesTxOK) },
73 { "ucast pkts tx", offsetof(struct UPT1_TxStats, ucastPktsTxOK) },
74 { "ucast bytes tx", offsetof(struct UPT1_TxStats, ucastBytesTxOK) },
75 { "mcast pkts tx", offsetof(struct UPT1_TxStats, mcastPktsTxOK) },
76 { "mcast bytes tx", offsetof(struct UPT1_TxStats, mcastBytesTxOK) },
77 { "bcast pkts tx", offsetof(struct UPT1_TxStats, bcastPktsTxOK) },
78 { "bcast bytes tx", offsetof(struct UPT1_TxStats, bcastBytesTxOK) },
79 { "pkts tx err", offsetof(struct UPT1_TxStats, pktsTxError) },
80 { "pkts tx discard", offsetof(struct UPT1_TxStats, pktsTxDiscard) },
81 };
82
83 /* per tq stats maintained by the driver */
84 static const struct vmxnet3_stat_desc
85 vmxnet3_tq_driver_stats[] = {
86 /* description, offset */
87 {"drv dropped tx total", offsetof(struct vmxnet3_tq_driver_stats,
88 drop_total) },
89 { " too many frags", offsetof(struct vmxnet3_tq_driver_stats,
90 drop_too_many_frags) },
91 { " giant hdr", offsetof(struct vmxnet3_tq_driver_stats,
92 drop_oversized_hdr) },
93 { " hdr err", offsetof(struct vmxnet3_tq_driver_stats,
94 drop_hdr_inspect_err) },
95 { " tso", offsetof(struct vmxnet3_tq_driver_stats,
96 drop_tso) },
97 { "ring full", offsetof(struct vmxnet3_tq_driver_stats,
98 tx_ring_full) },
99 { "pkts linearized", offsetof(struct vmxnet3_tq_driver_stats,
100 linearized) },
101 { "hdr cloned", offsetof(struct vmxnet3_tq_driver_stats,
102 copy_skb_header) },
103 { "giant hdr", offsetof(struct vmxnet3_tq_driver_stats,
104 oversized_hdr) },
105 };
106
107 /* per rq stats maintained by the device */
108 static const struct vmxnet3_stat_desc
109 vmxnet3_rq_dev_stats[] = {
110 { "LRO pkts rx", offsetof(struct UPT1_RxStats, LROPktsRxOK) },
111 { "LRO byte rx", offsetof(struct UPT1_RxStats, LROBytesRxOK) },
112 { "ucast pkts rx", offsetof(struct UPT1_RxStats, ucastPktsRxOK) },
113 { "ucast bytes rx", offsetof(struct UPT1_RxStats, ucastBytesRxOK) },
114 { "mcast pkts rx", offsetof(struct UPT1_RxStats, mcastPktsRxOK) },
115 { "mcast bytes rx", offsetof(struct UPT1_RxStats, mcastBytesRxOK) },
116 { "bcast pkts rx", offsetof(struct UPT1_RxStats, bcastPktsRxOK) },
117 { "bcast bytes rx", offsetof(struct UPT1_RxStats, bcastBytesRxOK) },
118 { "pkts rx out of buf", offsetof(struct UPT1_RxStats, pktsRxOutOfBuf) },
119 { "pkts rx err", offsetof(struct UPT1_RxStats, pktsRxError) },
120 };
121
122 /* per rq stats maintained by the driver */
123 static const struct vmxnet3_stat_desc
124 vmxnet3_rq_driver_stats[] = {
125 /* description, offset */
126 { "drv dropped rx total", offsetof(struct vmxnet3_rq_driver_stats,
127 drop_total) },
128 { " err", offsetof(struct vmxnet3_rq_driver_stats,
129 drop_err) },
130 { " fcs", offsetof(struct vmxnet3_rq_driver_stats,
131 drop_fcs) },
132 { "rx buf alloc fail", offsetof(struct vmxnet3_rq_driver_stats,
133 rx_buf_alloc_failure) },
134 };
135
136 /* gloabl stats maintained by the driver */
137 static const struct vmxnet3_stat_desc
138 vmxnet3_global_stats[] = {
139 /* description, offset */
140 { "tx timeout count", offsetof(struct vmxnet3_adapter,
141 tx_timeout_count) }
142 };
143
144
145 struct net_device_stats *
146 vmxnet3_get_stats(struct net_device *netdev)
147 {
148 struct vmxnet3_adapter *adapter;
149 struct vmxnet3_tq_driver_stats *drvTxStats;
150 struct vmxnet3_rq_driver_stats *drvRxStats;
151 struct UPT1_TxStats *devTxStats;
152 struct UPT1_RxStats *devRxStats;
153 struct net_device_stats *net_stats = &netdev->stats;
154 int i;
155
156 adapter = netdev_priv(netdev);
157
158 /* Collect the dev stats into the shared area */
159 VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, VMXNET3_CMD_GET_STATS);
160
161 memset(net_stats, 0, sizeof(*net_stats));
162 for (i = 0; i < adapter->num_tx_queues; i++) {
163 devTxStats = &adapter->tqd_start[i].stats;
164 drvTxStats = &adapter->tx_queue[i].stats;
165 net_stats->tx_packets += devTxStats->ucastPktsTxOK +
166 devTxStats->mcastPktsTxOK +
167 devTxStats->bcastPktsTxOK;
168 net_stats->tx_bytes += devTxStats->ucastBytesTxOK +
169 devTxStats->mcastBytesTxOK +
170 devTxStats->bcastBytesTxOK;
171 net_stats->tx_errors += devTxStats->pktsTxError;
172 net_stats->tx_dropped += drvTxStats->drop_total;
173 }
174
175 for (i = 0; i < adapter->num_rx_queues; i++) {
176 devRxStats = &adapter->rqd_start[i].stats;
177 drvRxStats = &adapter->rx_queue[i].stats;
178 net_stats->rx_packets += devRxStats->ucastPktsRxOK +
179 devRxStats->mcastPktsRxOK +
180 devRxStats->bcastPktsRxOK;
181
182 net_stats->rx_bytes += devRxStats->ucastBytesRxOK +
183 devRxStats->mcastBytesRxOK +
184 devRxStats->bcastBytesRxOK;
185
186 net_stats->rx_errors += devRxStats->pktsRxError;
187 net_stats->rx_dropped += drvRxStats->drop_total;
188 net_stats->multicast += devRxStats->mcastPktsRxOK;
189 }
190 return net_stats;
191 }
192
193 static int
194 vmxnet3_get_sset_count(struct net_device *netdev, int sset)
195 {
196 switch (sset) {
197 case ETH_SS_STATS:
198 return ARRAY_SIZE(vmxnet3_tq_dev_stats) +
199 ARRAY_SIZE(vmxnet3_tq_driver_stats) +
200 ARRAY_SIZE(vmxnet3_rq_dev_stats) +
201 ARRAY_SIZE(vmxnet3_rq_driver_stats) +
202 ARRAY_SIZE(vmxnet3_global_stats);
203 default:
204 return -EOPNOTSUPP;
205 }
206 }
207
208
209 static int
210 vmxnet3_get_regs_len(struct net_device *netdev)
211 {
212 return 20 * sizeof(u32);
213 }
214
215
216 static void
217 vmxnet3_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo)
218 {
219 struct vmxnet3_adapter *adapter = netdev_priv(netdev);
220
221 strlcpy(drvinfo->driver, vmxnet3_driver_name, sizeof(drvinfo->driver));
222 drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0';
223
224 strlcpy(drvinfo->version, VMXNET3_DRIVER_VERSION_REPORT,
225 sizeof(drvinfo->version));
226 drvinfo->driver[sizeof(drvinfo->version) - 1] = '\0';
227
228 strlcpy(drvinfo->fw_version, "N/A", sizeof(drvinfo->fw_version));
229 drvinfo->fw_version[sizeof(drvinfo->fw_version) - 1] = '\0';
230
231 strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
232 ETHTOOL_BUSINFO_LEN);
233 drvinfo->n_stats = vmxnet3_get_sset_count(netdev, ETH_SS_STATS);
234 drvinfo->testinfo_len = 0;
235 drvinfo->eedump_len = 0;
236 drvinfo->regdump_len = vmxnet3_get_regs_len(netdev);
237 }
238
239
240 static void
241 vmxnet3_get_strings(struct net_device *netdev, u32 stringset, u8 *buf)
242 {
243 if (stringset == ETH_SS_STATS) {
244 int i;
245
246 for (i = 0; i < ARRAY_SIZE(vmxnet3_tq_dev_stats); i++) {
247 memcpy(buf, vmxnet3_tq_dev_stats[i].desc,
248 ETH_GSTRING_LEN);
249 buf += ETH_GSTRING_LEN;
250 }
251 for (i = 0; i < ARRAY_SIZE(vmxnet3_tq_driver_stats); i++) {
252 memcpy(buf, vmxnet3_tq_driver_stats[i].desc,
253 ETH_GSTRING_LEN);
254 buf += ETH_GSTRING_LEN;
255 }
256 for (i = 0; i < ARRAY_SIZE(vmxnet3_rq_dev_stats); i++) {
257 memcpy(buf, vmxnet3_rq_dev_stats[i].desc,
258 ETH_GSTRING_LEN);
259 buf += ETH_GSTRING_LEN;
260 }
261 for (i = 0; i < ARRAY_SIZE(vmxnet3_rq_driver_stats); i++) {
262 memcpy(buf, vmxnet3_rq_driver_stats[i].desc,
263 ETH_GSTRING_LEN);
264 buf += ETH_GSTRING_LEN;
265 }
266 for (i = 0; i < ARRAY_SIZE(vmxnet3_global_stats); i++) {
267 memcpy(buf, vmxnet3_global_stats[i].desc,
268 ETH_GSTRING_LEN);
269 buf += ETH_GSTRING_LEN;
270 }
271 }
272 }
273
274 static int
275 vmxnet3_set_flags(struct net_device *netdev, u32 data)
276 {
277 struct vmxnet3_adapter *adapter = netdev_priv(netdev);
278 u8 lro_requested = (data & ETH_FLAG_LRO) == 0 ? 0 : 1;
279 u8 lro_present = (netdev->features & NETIF_F_LRO) == 0 ? 0 : 1;
280
281 if (data & ~ETH_FLAG_LRO)
282 return -EOPNOTSUPP;
283
284 if (lro_requested ^ lro_present) {
285 /* toggle the LRO feature*/
286 netdev->features ^= NETIF_F_LRO;
287
288 /* update harware LRO capability accordingly */
289 if (lro_requested)
290 adapter->shared->devRead.misc.uptFeatures |=
291 UPT1_F_LRO;
292 else
293 adapter->shared->devRead.misc.uptFeatures &=
294 ~UPT1_F_LRO;
295 VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
296 VMXNET3_CMD_UPDATE_FEATURE);
297 }
298 return 0;
299 }
300
301 static void
302 vmxnet3_get_ethtool_stats(struct net_device *netdev,
303 struct ethtool_stats *stats, u64 *buf)
304 {
305 struct vmxnet3_adapter *adapter = netdev_priv(netdev);
306 u8 *base;
307 int i;
308 int j = 0;
309
310 VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, VMXNET3_CMD_GET_STATS);
311
312 /* this does assume each counter is 64-bit wide */
313 /* TODO change this for multiple queues */
314
315 base = (u8 *)&adapter->tqd_start[j].stats;
316 for (i = 0; i < ARRAY_SIZE(vmxnet3_tq_dev_stats); i++)
317 *buf++ = *(u64 *)(base + vmxnet3_tq_dev_stats[i].offset);
318
319 base = (u8 *)&adapter->tx_queue[j].stats;
320 for (i = 0; i < ARRAY_SIZE(vmxnet3_tq_driver_stats); i++)
321 *buf++ = *(u64 *)(base + vmxnet3_tq_driver_stats[i].offset);
322
323 base = (u8 *)&adapter->rqd_start[j].stats;
324 for (i = 0; i < ARRAY_SIZE(vmxnet3_rq_dev_stats); i++)
325 *buf++ = *(u64 *)(base + vmxnet3_rq_dev_stats[i].offset);
326
327 base = (u8 *)&adapter->rx_queue[j].stats;
328 for (i = 0; i < ARRAY_SIZE(vmxnet3_rq_driver_stats); i++)
329 *buf++ = *(u64 *)(base + vmxnet3_rq_driver_stats[i].offset);
330
331 base = (u8 *)adapter;
332 for (i = 0; i < ARRAY_SIZE(vmxnet3_global_stats); i++)
333 *buf++ = *(u64 *)(base + vmxnet3_global_stats[i].offset);
334 }
335
336
337 static void
338 vmxnet3_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *p)
339 {
340 struct vmxnet3_adapter *adapter = netdev_priv(netdev);
341 u32 *buf = p;
342 int i = 0;
343
344 memset(p, 0, vmxnet3_get_regs_len(netdev));
345
346 regs->version = 1;
347
348 /* Update vmxnet3_get_regs_len if we want to dump more registers */
349
350 /* make each ring use multiple of 16 bytes */
351 /* TODO change this for multiple queues */
352 buf[0] = adapter->tx_queue[i].tx_ring.next2fill;
353 buf[1] = adapter->tx_queue[i].tx_ring.next2comp;
354 buf[2] = adapter->tx_queue[i].tx_ring.gen;
355 buf[3] = 0;
356
357 buf[4] = adapter->tx_queue[i].comp_ring.next2proc;
358 buf[5] = adapter->tx_queue[i].comp_ring.gen;
359 buf[6] = adapter->tx_queue[i].stopped;
360 buf[7] = 0;
361
362 buf[8] = adapter->rx_queue[i].rx_ring[0].next2fill;
363 buf[9] = adapter->rx_queue[i].rx_ring[0].next2comp;
364 buf[10] = adapter->rx_queue[i].rx_ring[0].gen;
365 buf[11] = 0;
366
367 buf[12] = adapter->rx_queue[i].rx_ring[1].next2fill;
368 buf[13] = adapter->rx_queue[i].rx_ring[1].next2comp;
369 buf[14] = adapter->rx_queue[i].rx_ring[1].gen;
370 buf[15] = 0;
371
372 buf[16] = adapter->rx_queue[i].comp_ring.next2proc;
373 buf[17] = adapter->rx_queue[i].comp_ring.gen;
374 buf[18] = 0;
375 buf[19] = 0;
376 }
377
378
379 static void
380 vmxnet3_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
381 {
382 struct vmxnet3_adapter *adapter = netdev_priv(netdev);
383
384 wol->supported = WAKE_UCAST | WAKE_ARP | WAKE_MAGIC;
385 wol->wolopts = adapter->wol;
386 }
387
388
389 static int
390 vmxnet3_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
391 {
392 struct vmxnet3_adapter *adapter = netdev_priv(netdev);
393
394 if (wol->wolopts & (WAKE_PHY | WAKE_MCAST | WAKE_BCAST |
395 WAKE_MAGICSECURE)) {
396 return -EOPNOTSUPP;
397 }
398
399 adapter->wol = wol->wolopts;
400
401 device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
402
403 return 0;
404 }
405
406
407 static int
408 vmxnet3_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
409 {
410 struct vmxnet3_adapter *adapter = netdev_priv(netdev);
411
412 ecmd->supported = SUPPORTED_10000baseT_Full | SUPPORTED_1000baseT_Full |
413 SUPPORTED_TP;
414 ecmd->advertising = ADVERTISED_TP;
415 ecmd->port = PORT_TP;
416 ecmd->transceiver = XCVR_INTERNAL;
417
418 if (adapter->link_speed) {
419 ecmd->speed = adapter->link_speed;
420 ecmd->duplex = DUPLEX_FULL;
421 } else {
422 ecmd->speed = -1;
423 ecmd->duplex = -1;
424 }
425 return 0;
426 }
427
428
429 static void
430 vmxnet3_get_ringparam(struct net_device *netdev,
431 struct ethtool_ringparam *param)
432 {
433 struct vmxnet3_adapter *adapter = netdev_priv(netdev);
434
435 param->rx_max_pending = VMXNET3_RX_RING_MAX_SIZE;
436 param->tx_max_pending = VMXNET3_TX_RING_MAX_SIZE;
437 param->rx_mini_max_pending = 0;
438 param->rx_jumbo_max_pending = 0;
439
440 param->rx_pending = adapter->rx_queue[0].rx_ring[0].size *
441 adapter->num_rx_queues;
442 param->tx_pending = adapter->tx_queue[0].tx_ring.size *
443 adapter->num_tx_queues;
444 param->rx_mini_pending = 0;
445 param->rx_jumbo_pending = 0;
446 }
447
448
449 static int
450 vmxnet3_set_ringparam(struct net_device *netdev,
451 struct ethtool_ringparam *param)
452 {
453 struct vmxnet3_adapter *adapter = netdev_priv(netdev);
454 u32 new_tx_ring_size, new_rx_ring_size;
455 u32 sz;
456 int err = 0;
457
458 if (param->tx_pending == 0 || param->tx_pending >
459 VMXNET3_TX_RING_MAX_SIZE)
460 return -EINVAL;
461
462 if (param->rx_pending == 0 || param->rx_pending >
463 VMXNET3_RX_RING_MAX_SIZE)
464 return -EINVAL;
465
466
467 /* round it up to a multiple of VMXNET3_RING_SIZE_ALIGN */
468 new_tx_ring_size = (param->tx_pending + VMXNET3_RING_SIZE_MASK) &
469 ~VMXNET3_RING_SIZE_MASK;
470 new_tx_ring_size = min_t(u32, new_tx_ring_size,
471 VMXNET3_TX_RING_MAX_SIZE);
472 if (new_tx_ring_size > VMXNET3_TX_RING_MAX_SIZE || (new_tx_ring_size %
473 VMXNET3_RING_SIZE_ALIGN) != 0)
474 return -EINVAL;
475
476 /* ring0 has to be a multiple of
477 * rx_buf_per_pkt * VMXNET3_RING_SIZE_ALIGN
478 */
479 sz = adapter->rx_buf_per_pkt * VMXNET3_RING_SIZE_ALIGN;
480 new_rx_ring_size = (param->rx_pending + sz - 1) / sz * sz;
481 new_rx_ring_size = min_t(u32, new_rx_ring_size,
482 VMXNET3_RX_RING_MAX_SIZE / sz * sz);
483 if (new_rx_ring_size > VMXNET3_RX_RING_MAX_SIZE || (new_rx_ring_size %
484 sz) != 0)
485 return -EINVAL;
486
487 if (new_tx_ring_size == adapter->tx_queue[0].tx_ring.size &&
488 new_rx_ring_size == adapter->rx_queue[0].rx_ring[0].size) {
489 return 0;
490 }
491
492 /*
493 * Reset_work may be in the middle of resetting the device, wait for its
494 * completion.
495 */
496 while (test_and_set_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state))
497 msleep(1);
498
499 if (netif_running(netdev)) {
500 vmxnet3_quiesce_dev(adapter);
501 vmxnet3_reset_dev(adapter);
502
503 /* recreate the rx queue and the tx queue based on the
504 * new sizes */
505 vmxnet3_tq_destroy_all(adapter);
506 vmxnet3_rq_destroy_all(adapter);
507
508 err = vmxnet3_create_queues(adapter, new_tx_ring_size,
509 new_rx_ring_size, VMXNET3_DEF_RX_RING_SIZE);
510
511 if (err) {
512 /* failed, most likely because of OOM, try default
513 * size */
514 printk(KERN_ERR "%s: failed to apply new sizes, try the"
515 " default ones\n", netdev->name);
516 err = vmxnet3_create_queues(adapter,
517 VMXNET3_DEF_TX_RING_SIZE,
518 VMXNET3_DEF_RX_RING_SIZE,
519 VMXNET3_DEF_RX_RING_SIZE);
520 if (err) {
521 printk(KERN_ERR "%s: failed to create queues "
522 "with default sizes. Closing it\n",
523 netdev->name);
524 goto out;
525 }
526 }
527
528 err = vmxnet3_activate_dev(adapter);
529 if (err)
530 printk(KERN_ERR "%s: failed to re-activate, error %d."
531 " Closing it\n", netdev->name, err);
532 }
533
534 out:
535 clear_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state);
536 if (err)
537 vmxnet3_force_close(adapter);
538
539 return err;
540 }
541
542
543 static int
544 vmxnet3_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *info,
545 void *rules)
546 {
547 struct vmxnet3_adapter *adapter = netdev_priv(netdev);
548 switch (info->cmd) {
549 case ETHTOOL_GRXRINGS:
550 info->data = adapter->num_rx_queues;
551 return 0;
552 }
553 return -EOPNOTSUPP;
554 }
555
556 #ifdef VMXNET3_RSS
557 static int
558 vmxnet3_get_rss_indir(struct net_device *netdev,
559 struct ethtool_rxfh_indir *p)
560 {
561 struct vmxnet3_adapter *adapter = netdev_priv(netdev);
562 struct UPT1_RSSConf *rssConf = adapter->rss_conf;
563 unsigned int n = min_t(unsigned int, p->size, rssConf->indTableSize);
564
565 p->size = rssConf->indTableSize;
566 while (n--)
567 p->ring_index[n] = rssConf->indTable[n];
568 return 0;
569
570 }
571
572 static int
573 vmxnet3_set_rss_indir(struct net_device *netdev,
574 const struct ethtool_rxfh_indir *p)
575 {
576 unsigned int i;
577 struct vmxnet3_adapter *adapter = netdev_priv(netdev);
578 struct UPT1_RSSConf *rssConf = adapter->rss_conf;
579
580 if (p->size != rssConf->indTableSize)
581 return -EINVAL;
582 for (i = 0; i < rssConf->indTableSize; i++) {
583 /*
584 * Return with error code if any of the queue indices
585 * is out of range
586 */
587 if (p->ring_index[i] < 0 ||
588 p->ring_index[i] >= adapter->num_rx_queues)
589 return -EINVAL;
590 }
591
592 for (i = 0; i < rssConf->indTableSize; i++)
593 rssConf->indTable[i] = p->ring_index[i];
594
595 VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
596 VMXNET3_CMD_UPDATE_RSSIDT);
597
598 return 0;
599
600 }
601 #endif
602
603 static struct ethtool_ops vmxnet3_ethtool_ops = {
604 .get_settings = vmxnet3_get_settings,
605 .get_drvinfo = vmxnet3_get_drvinfo,
606 .get_regs_len = vmxnet3_get_regs_len,
607 .get_regs = vmxnet3_get_regs,
608 .get_wol = vmxnet3_get_wol,
609 .set_wol = vmxnet3_set_wol,
610 .get_link = ethtool_op_get_link,
611 .get_rx_csum = vmxnet3_get_rx_csum,
612 .set_rx_csum = vmxnet3_set_rx_csum,
613 .get_tx_csum = ethtool_op_get_tx_csum,
614 .set_tx_csum = ethtool_op_set_tx_hw_csum,
615 .get_sg = ethtool_op_get_sg,
616 .set_sg = ethtool_op_set_sg,
617 .get_tso = ethtool_op_get_tso,
618 .set_tso = ethtool_op_set_tso,
619 .get_strings = vmxnet3_get_strings,
620 .get_flags = ethtool_op_get_flags,
621 .set_flags = vmxnet3_set_flags,
622 .get_sset_count = vmxnet3_get_sset_count,
623 .get_ethtool_stats = vmxnet3_get_ethtool_stats,
624 .get_ringparam = vmxnet3_get_ringparam,
625 .set_ringparam = vmxnet3_set_ringparam,
626 .get_rxnfc = vmxnet3_get_rxnfc,
627 #ifdef VMXNET3_RSS
628 .get_rxfh_indir = vmxnet3_get_rss_indir,
629 .set_rxfh_indir = vmxnet3_set_rss_indir,
630 #endif
631 };
632
633 void vmxnet3_set_ethtool_ops(struct net_device *netdev)
634 {
635 SET_ETHTOOL_OPS(netdev, &vmxnet3_ethtool_ops);
636 }
Linux with added FPC-III support