drivers: wireless: bcm4329: set MMC_PM_KEEP_POWER on suspend
[linux-2.6.git] / drivers / net / qlge / qlge_ethtool.c
1 #include <linux/kernel.h>
2 #include <linux/init.h>
3 #include <linux/types.h>
4 #include <linux/module.h>
5 #include <linux/list.h>
6 #include <linux/pci.h>
7 #include <linux/dma-mapping.h>
8 #include <linux/pagemap.h>
9 #include <linux/sched.h>
10 #include <linux/dmapool.h>
11 #include <linux/mempool.h>
12 #include <linux/spinlock.h>
13 #include <linux/kthread.h>
14 #include <linux/interrupt.h>
15 #include <linux/errno.h>
16 #include <linux/ioport.h>
17 #include <linux/in.h>
18 #include <linux/ip.h>
19 #include <linux/ipv6.h>
20 #include <net/ipv6.h>
21 #include <linux/tcp.h>
22 #include <linux/udp.h>
23 #include <linux/if_arp.h>
24 #include <linux/if_ether.h>
25 #include <linux/netdevice.h>
26 #include <linux/etherdevice.h>
27 #include <linux/ethtool.h>
28 #include <linux/skbuff.h>
29 #include <linux/rtnetlink.h>
30 #include <linux/if_vlan.h>
31 #include <linux/delay.h>
32 #include <linux/mm.h>
33 #include <linux/vmalloc.h>
34
35
36 #include "qlge.h"
37
38 static const char ql_gstrings_test[][ETH_GSTRING_LEN] = {
39         "Loopback test  (offline)"
40 };
41 #define QLGE_TEST_LEN (sizeof(ql_gstrings_test) / ETH_GSTRING_LEN)
42
43 static int ql_update_ring_coalescing(struct ql_adapter *qdev)
44 {
45         int i, status = 0;
46         struct rx_ring *rx_ring;
47         struct cqicb *cqicb;
48
49         if (!netif_running(qdev->ndev))
50                 return status;
51
52         /* Skip the default queue, and update the outbound handler
53          * queues if they changed.
54          */
55         cqicb = (struct cqicb *)&qdev->rx_ring[qdev->rss_ring_count];
56         if (le16_to_cpu(cqicb->irq_delay) != qdev->tx_coalesce_usecs ||
57                 le16_to_cpu(cqicb->pkt_delay) !=
58                                 qdev->tx_max_coalesced_frames) {
59                 for (i = qdev->rss_ring_count; i < qdev->rx_ring_count; i++) {
60                         rx_ring = &qdev->rx_ring[i];
61                         cqicb = (struct cqicb *)rx_ring;
62                         cqicb->irq_delay = cpu_to_le16(qdev->tx_coalesce_usecs);
63                         cqicb->pkt_delay =
64                             cpu_to_le16(qdev->tx_max_coalesced_frames);
65                         cqicb->flags = FLAGS_LI;
66                         status = ql_write_cfg(qdev, cqicb, sizeof(*cqicb),
67                                                 CFG_LCQ, rx_ring->cq_id);
68                         if (status) {
69                                 netif_err(qdev, ifup, qdev->ndev,
70                                           "Failed to load CQICB.\n");
71                                 goto exit;
72                         }
73                 }
74         }
75
76         /* Update the inbound (RSS) handler queues if they changed. */
77         cqicb = (struct cqicb *)&qdev->rx_ring[0];
78         if (le16_to_cpu(cqicb->irq_delay) != qdev->rx_coalesce_usecs ||
79                 le16_to_cpu(cqicb->pkt_delay) !=
80                                         qdev->rx_max_coalesced_frames) {
81                 for (i = 0; i < qdev->rss_ring_count; i++, rx_ring++) {
82                         rx_ring = &qdev->rx_ring[i];
83                         cqicb = (struct cqicb *)rx_ring;
84                         cqicb->irq_delay = cpu_to_le16(qdev->rx_coalesce_usecs);
85                         cqicb->pkt_delay =
86                             cpu_to_le16(qdev->rx_max_coalesced_frames);
87                         cqicb->flags = FLAGS_LI;
88                         status = ql_write_cfg(qdev, cqicb, sizeof(*cqicb),
89                                                 CFG_LCQ, rx_ring->cq_id);
90                         if (status) {
91                                 netif_err(qdev, ifup, qdev->ndev,
92                                           "Failed to load CQICB.\n");
93                                 goto exit;
94                         }
95                 }
96         }
97 exit:
98         return status;
99 }
100
101 static void ql_update_stats(struct ql_adapter *qdev)
102 {
103         u32 i;
104         u64 data;
105         u64 *iter = &qdev->nic_stats.tx_pkts;
106
107         spin_lock(&qdev->stats_lock);
108         if (ql_sem_spinlock(qdev, qdev->xg_sem_mask)) {
109                         netif_err(qdev, drv, qdev->ndev,
110                                   "Couldn't get xgmac sem.\n");
111                 goto quit;
112         }
113         /*
114          * Get TX statistics.
115          */
116         for (i = 0x200; i < 0x280; i += 8) {
117                 if (ql_read_xgmac_reg64(qdev, i, &data)) {
118                         netif_err(qdev, drv, qdev->ndev,
119                                   "Error reading status register 0x%.04x.\n",
120                                   i);
121                         goto end;
122                 } else
123                         *iter = data;
124                 iter++;
125         }
126
127         /*
128          * Get RX statistics.
129          */
130         for (i = 0x300; i < 0x3d0; i += 8) {
131                 if (ql_read_xgmac_reg64(qdev, i, &data)) {
132                         netif_err(qdev, drv, qdev->ndev,
133                                   "Error reading status register 0x%.04x.\n",
134                                   i);
135                         goto end;
136                 } else
137                         *iter = data;
138                 iter++;
139         }
140
141         /*
142          * Get Per-priority TX pause frame counter statistics.
143          */
144         for (i = 0x500; i < 0x540; i += 8) {
145                 if (ql_read_xgmac_reg64(qdev, i, &data)) {
146                         netif_err(qdev, drv, qdev->ndev,
147                                   "Error reading status register 0x%.04x.\n",
148                                   i);
149                         goto end;
150                 } else
151                         *iter = data;
152                 iter++;
153         }
154
155         /*
156          * Get Per-priority RX pause frame counter statistics.
157          */
158         for (i = 0x568; i < 0x5a8; i += 8) {
159                 if (ql_read_xgmac_reg64(qdev, i, &data)) {
160                         netif_err(qdev, drv, qdev->ndev,
161                                   "Error reading status register 0x%.04x.\n",
162                                   i);
163                         goto end;
164                 } else
165                         *iter = data;
166                 iter++;
167         }
168
169         /*
170          * Get RX NIC FIFO DROP statistics.
171          */
172         if (ql_read_xgmac_reg64(qdev, 0x5b8, &data)) {
173                 netif_err(qdev, drv, qdev->ndev,
174                           "Error reading status register 0x%.04x.\n", i);
175                 goto end;
176         } else
177                 *iter = data;
178 end:
179         ql_sem_unlock(qdev, qdev->xg_sem_mask);
180 quit:
181         spin_unlock(&qdev->stats_lock);
182
183         QL_DUMP_STAT(qdev);
184 }
185
186 static char ql_stats_str_arr[][ETH_GSTRING_LEN] = {
187         {"tx_pkts"},
188         {"tx_bytes"},
189         {"tx_mcast_pkts"},
190         {"tx_bcast_pkts"},
191         {"tx_ucast_pkts"},
192         {"tx_ctl_pkts"},
193         {"tx_pause_pkts"},
194         {"tx_64_pkts"},
195         {"tx_65_to_127_pkts"},
196         {"tx_128_to_255_pkts"},
197         {"tx_256_511_pkts"},
198         {"tx_512_to_1023_pkts"},
199         {"tx_1024_to_1518_pkts"},
200         {"tx_1519_to_max_pkts"},
201         {"tx_undersize_pkts"},
202         {"tx_oversize_pkts"},
203         {"rx_bytes"},
204         {"rx_bytes_ok"},
205         {"rx_pkts"},
206         {"rx_pkts_ok"},
207         {"rx_bcast_pkts"},
208         {"rx_mcast_pkts"},
209         {"rx_ucast_pkts"},
210         {"rx_undersize_pkts"},
211         {"rx_oversize_pkts"},
212         {"rx_jabber_pkts"},
213         {"rx_undersize_fcerr_pkts"},
214         {"rx_drop_events"},
215         {"rx_fcerr_pkts"},
216         {"rx_align_err"},
217         {"rx_symbol_err"},
218         {"rx_mac_err"},
219         {"rx_ctl_pkts"},
220         {"rx_pause_pkts"},
221         {"rx_64_pkts"},
222         {"rx_65_to_127_pkts"},
223         {"rx_128_255_pkts"},
224         {"rx_256_511_pkts"},
225         {"rx_512_to_1023_pkts"},
226         {"rx_1024_to_1518_pkts"},
227         {"rx_1519_to_max_pkts"},
228         {"rx_len_err_pkts"},
229         {"tx_cbfc_pause_frames0"},
230         {"tx_cbfc_pause_frames1"},
231         {"tx_cbfc_pause_frames2"},
232         {"tx_cbfc_pause_frames3"},
233         {"tx_cbfc_pause_frames4"},
234         {"tx_cbfc_pause_frames5"},
235         {"tx_cbfc_pause_frames6"},
236         {"tx_cbfc_pause_frames7"},
237         {"rx_cbfc_pause_frames0"},
238         {"rx_cbfc_pause_frames1"},
239         {"rx_cbfc_pause_frames2"},
240         {"rx_cbfc_pause_frames3"},
241         {"rx_cbfc_pause_frames4"},
242         {"rx_cbfc_pause_frames5"},
243         {"rx_cbfc_pause_frames6"},
244         {"rx_cbfc_pause_frames7"},
245         {"rx_nic_fifo_drop"},
246 };
247
248 static void ql_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
249 {
250         switch (stringset) {
251         case ETH_SS_STATS:
252                 memcpy(buf, ql_stats_str_arr, sizeof(ql_stats_str_arr));
253                 break;
254         }
255 }
256
257 static int ql_get_sset_count(struct net_device *dev, int sset)
258 {
259         switch (sset) {
260         case ETH_SS_TEST:
261                 return QLGE_TEST_LEN;
262         case ETH_SS_STATS:
263                 return ARRAY_SIZE(ql_stats_str_arr);
264         default:
265                 return -EOPNOTSUPP;
266         }
267 }
268
269 static void
270 ql_get_ethtool_stats(struct net_device *ndev,
271                      struct ethtool_stats *stats, u64 *data)
272 {
273         struct ql_adapter *qdev = netdev_priv(ndev);
274         struct nic_stats *s = &qdev->nic_stats;
275
276         ql_update_stats(qdev);
277
278         *data++ = s->tx_pkts;
279         *data++ = s->tx_bytes;
280         *data++ = s->tx_mcast_pkts;
281         *data++ = s->tx_bcast_pkts;
282         *data++ = s->tx_ucast_pkts;
283         *data++ = s->tx_ctl_pkts;
284         *data++ = s->tx_pause_pkts;
285         *data++ = s->tx_64_pkt;
286         *data++ = s->tx_65_to_127_pkt;
287         *data++ = s->tx_128_to_255_pkt;
288         *data++ = s->tx_256_511_pkt;
289         *data++ = s->tx_512_to_1023_pkt;
290         *data++ = s->tx_1024_to_1518_pkt;
291         *data++ = s->tx_1519_to_max_pkt;
292         *data++ = s->tx_undersize_pkt;
293         *data++ = s->tx_oversize_pkt;
294         *data++ = s->rx_bytes;
295         *data++ = s->rx_bytes_ok;
296         *data++ = s->rx_pkts;
297         *data++ = s->rx_pkts_ok;
298         *data++ = s->rx_bcast_pkts;
299         *data++ = s->rx_mcast_pkts;
300         *data++ = s->rx_ucast_pkts;
301         *data++ = s->rx_undersize_pkts;
302         *data++ = s->rx_oversize_pkts;
303         *data++ = s->rx_jabber_pkts;
304         *data++ = s->rx_undersize_fcerr_pkts;
305         *data++ = s->rx_drop_events;
306         *data++ = s->rx_fcerr_pkts;
307         *data++ = s->rx_align_err;
308         *data++ = s->rx_symbol_err;
309         *data++ = s->rx_mac_err;
310         *data++ = s->rx_ctl_pkts;
311         *data++ = s->rx_pause_pkts;
312         *data++ = s->rx_64_pkts;
313         *data++ = s->rx_65_to_127_pkts;
314         *data++ = s->rx_128_255_pkts;
315         *data++ = s->rx_256_511_pkts;
316         *data++ = s->rx_512_to_1023_pkts;
317         *data++ = s->rx_1024_to_1518_pkts;
318         *data++ = s->rx_1519_to_max_pkts;
319         *data++ = s->rx_len_err_pkts;
320         *data++ = s->tx_cbfc_pause_frames0;
321         *data++ = s->tx_cbfc_pause_frames1;
322         *data++ = s->tx_cbfc_pause_frames2;
323         *data++ = s->tx_cbfc_pause_frames3;
324         *data++ = s->tx_cbfc_pause_frames4;
325         *data++ = s->tx_cbfc_pause_frames5;
326         *data++ = s->tx_cbfc_pause_frames6;
327         *data++ = s->tx_cbfc_pause_frames7;
328         *data++ = s->rx_cbfc_pause_frames0;
329         *data++ = s->rx_cbfc_pause_frames1;
330         *data++ = s->rx_cbfc_pause_frames2;
331         *data++ = s->rx_cbfc_pause_frames3;
332         *data++ = s->rx_cbfc_pause_frames4;
333         *data++ = s->rx_cbfc_pause_frames5;
334         *data++ = s->rx_cbfc_pause_frames6;
335         *data++ = s->rx_cbfc_pause_frames7;
336         *data++ = s->rx_nic_fifo_drop;
337 }
338
339 static int ql_get_settings(struct net_device *ndev,
340                               struct ethtool_cmd *ecmd)
341 {
342         struct ql_adapter *qdev = netdev_priv(ndev);
343
344         ecmd->supported = SUPPORTED_10000baseT_Full;
345         ecmd->advertising = ADVERTISED_10000baseT_Full;
346         ecmd->autoneg = AUTONEG_ENABLE;
347         ecmd->transceiver = XCVR_EXTERNAL;
348         if ((qdev->link_status & STS_LINK_TYPE_MASK) ==
349                                 STS_LINK_TYPE_10GBASET) {
350                 ecmd->supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
351                 ecmd->advertising |= (ADVERTISED_TP | ADVERTISED_Autoneg);
352                 ecmd->port = PORT_TP;
353         } else {
354                 ecmd->supported |= SUPPORTED_FIBRE;
355                 ecmd->advertising |= ADVERTISED_FIBRE;
356                 ecmd->port = PORT_FIBRE;
357         }
358
359         ethtool_cmd_speed_set(ecmd, SPEED_10000);
360         ecmd->duplex = DUPLEX_FULL;
361
362         return 0;
363 }
364
365 static void ql_get_drvinfo(struct net_device *ndev,
366                            struct ethtool_drvinfo *drvinfo)
367 {
368         struct ql_adapter *qdev = netdev_priv(ndev);
369         strncpy(drvinfo->driver, qlge_driver_name, 32);
370         strncpy(drvinfo->version, qlge_driver_version, 32);
371         snprintf(drvinfo->fw_version, 32, "v%d.%d.%d",
372                  (qdev->fw_rev_id & 0x00ff0000) >> 16,
373                  (qdev->fw_rev_id & 0x0000ff00) >> 8,
374                  (qdev->fw_rev_id & 0x000000ff));
375         strncpy(drvinfo->bus_info, pci_name(qdev->pdev), 32);
376         drvinfo->n_stats = 0;
377         drvinfo->testinfo_len = 0;
378         if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
379                 drvinfo->regdump_len = sizeof(struct ql_mpi_coredump);
380         else
381                 drvinfo->regdump_len = sizeof(struct ql_reg_dump);
382         drvinfo->eedump_len = 0;
383 }
384
385 static void ql_get_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
386 {
387         struct ql_adapter *qdev = netdev_priv(ndev);
388         /* What we support. */
389         wol->supported = WAKE_MAGIC;
390         /* What we've currently got set. */
391         wol->wolopts = qdev->wol;
392 }
393
394 static int ql_set_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
395 {
396         struct ql_adapter *qdev = netdev_priv(ndev);
397         int status;
398
399         if (wol->wolopts & ~WAKE_MAGIC)
400                 return -EINVAL;
401         qdev->wol = wol->wolopts;
402
403         netif_info(qdev, drv, qdev->ndev, "Set wol option 0x%x\n", qdev->wol);
404         if (!qdev->wol) {
405                 u32 wol = 0;
406                 status = ql_mb_wol_mode(qdev, wol);
407                 netif_err(qdev, drv, qdev->ndev, "WOL %s (wol code 0x%x)\n",
408                           status == 0 ? "cleared successfully" : "clear failed",
409                           wol);
410         }
411
412         return 0;
413 }
414
415 static int ql_set_phys_id(struct net_device *ndev,
416                           enum ethtool_phys_id_state state)
417
418 {
419         struct ql_adapter *qdev = netdev_priv(ndev);
420
421         switch (state) {
422         case ETHTOOL_ID_ACTIVE:
423                 /* Save the current LED settings */
424                 if (ql_mb_get_led_cfg(qdev))
425                         return -EIO;
426
427                 /* Start blinking */
428                 ql_mb_set_led_cfg(qdev, QL_LED_BLINK);
429                 return 0;
430
431         case ETHTOOL_ID_INACTIVE:
432                 /* Restore LED settings */
433                 if (ql_mb_set_led_cfg(qdev, qdev->led_config))
434                         return -EIO;
435                 return 0;
436
437         default:
438                 return -EINVAL;
439         }
440 }
441
442 static int ql_start_loopback(struct ql_adapter *qdev)
443 {
444         if (netif_carrier_ok(qdev->ndev)) {
445                 set_bit(QL_LB_LINK_UP, &qdev->flags);
446                 netif_carrier_off(qdev->ndev);
447         } else
448                 clear_bit(QL_LB_LINK_UP, &qdev->flags);
449         qdev->link_config |= CFG_LOOPBACK_PCS;
450         return ql_mb_set_port_cfg(qdev);
451 }
452
453 static void ql_stop_loopback(struct ql_adapter *qdev)
454 {
455         qdev->link_config &= ~CFG_LOOPBACK_PCS;
456         ql_mb_set_port_cfg(qdev);
457         if (test_bit(QL_LB_LINK_UP, &qdev->flags)) {
458                 netif_carrier_on(qdev->ndev);
459                 clear_bit(QL_LB_LINK_UP, &qdev->flags);
460         }
461 }
462
463 static void ql_create_lb_frame(struct sk_buff *skb,
464                                         unsigned int frame_size)
465 {
466         memset(skb->data, 0xFF, frame_size);
467         frame_size &= ~1;
468         memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
469         memset(&skb->data[frame_size / 2 + 10], 0xBE, 1);
470         memset(&skb->data[frame_size / 2 + 12], 0xAF, 1);
471 }
472
473 void ql_check_lb_frame(struct ql_adapter *qdev,
474                                         struct sk_buff *skb)
475 {
476         unsigned int frame_size = skb->len;
477
478         if ((*(skb->data + 3) == 0xFF) &&
479                 (*(skb->data + frame_size / 2 + 10) == 0xBE) &&
480                 (*(skb->data + frame_size / 2 + 12) == 0xAF)) {
481                         atomic_dec(&qdev->lb_count);
482                         return;
483         }
484 }
485
486 static int ql_run_loopback_test(struct ql_adapter *qdev)
487 {
488         int i;
489         netdev_tx_t rc;
490         struct sk_buff *skb;
491         unsigned int size = SMALL_BUF_MAP_SIZE;
492
493         for (i = 0; i < 64; i++) {
494                 skb = netdev_alloc_skb(qdev->ndev, size);
495                 if (!skb)
496                         return -ENOMEM;
497
498                 skb->queue_mapping = 0;
499                 skb_put(skb, size);
500                 ql_create_lb_frame(skb, size);
501                 rc = ql_lb_send(skb, qdev->ndev);
502                 if (rc != NETDEV_TX_OK)
503                         return -EPIPE;
504                 atomic_inc(&qdev->lb_count);
505         }
506         /* Give queue time to settle before testing results. */
507         msleep(2);
508         ql_clean_lb_rx_ring(&qdev->rx_ring[0], 128);
509         return atomic_read(&qdev->lb_count) ? -EIO : 0;
510 }
511
512 static int ql_loopback_test(struct ql_adapter *qdev, u64 *data)
513 {
514         *data = ql_start_loopback(qdev);
515         if (*data)
516                 goto out;
517         *data = ql_run_loopback_test(qdev);
518 out:
519         ql_stop_loopback(qdev);
520         return *data;
521 }
522
523 static void ql_self_test(struct net_device *ndev,
524                                 struct ethtool_test *eth_test, u64 *data)
525 {
526         struct ql_adapter *qdev = netdev_priv(ndev);
527
528         if (netif_running(ndev)) {
529                 set_bit(QL_SELFTEST, &qdev->flags);
530                 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
531                         /* Offline tests */
532                         if (ql_loopback_test(qdev, &data[0]))
533                                 eth_test->flags |= ETH_TEST_FL_FAILED;
534
535                 } else {
536                         /* Online tests */
537                         data[0] = 0;
538                 }
539                 clear_bit(QL_SELFTEST, &qdev->flags);
540                 /* Give link time to come up after
541                  * port configuration changes.
542                  */
543                 msleep_interruptible(4 * 1000);
544         } else {
545                 netif_err(qdev, drv, qdev->ndev,
546                           "is down, Loopback test will fail.\n");
547                 eth_test->flags |= ETH_TEST_FL_FAILED;
548         }
549 }
550
551 static int ql_get_regs_len(struct net_device *ndev)
552 {
553         struct ql_adapter *qdev = netdev_priv(ndev);
554
555         if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
556                 return sizeof(struct ql_mpi_coredump);
557         else
558                 return sizeof(struct ql_reg_dump);
559 }
560
561 static void ql_get_regs(struct net_device *ndev,
562                         struct ethtool_regs *regs, void *p)
563 {
564         struct ql_adapter *qdev = netdev_priv(ndev);
565
566         ql_get_dump(qdev, p);
567         qdev->core_is_dumped = 0;
568         if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
569                 regs->len = sizeof(struct ql_mpi_coredump);
570         else
571                 regs->len = sizeof(struct ql_reg_dump);
572 }
573
574 static int ql_get_coalesce(struct net_device *dev, struct ethtool_coalesce *c)
575 {
576         struct ql_adapter *qdev = netdev_priv(dev);
577
578         c->rx_coalesce_usecs = qdev->rx_coalesce_usecs;
579         c->tx_coalesce_usecs = qdev->tx_coalesce_usecs;
580
581         /* This chip coalesces as follows:
582          * If a packet arrives, hold off interrupts until
583          * cqicb->int_delay expires, but if no other packets arrive don't
584          * wait longer than cqicb->pkt_int_delay. But ethtool doesn't use a
585          * timer to coalesce on a frame basis.  So, we have to take ethtool's
586          * max_coalesced_frames value and convert it to a delay in microseconds.
587          * We do this by using a basic thoughput of 1,000,000 frames per
588          * second @ (1024 bytes).  This means one frame per usec. So it's a
589          * simple one to one ratio.
590          */
591         c->rx_max_coalesced_frames = qdev->rx_max_coalesced_frames;
592         c->tx_max_coalesced_frames = qdev->tx_max_coalesced_frames;
593
594         return 0;
595 }
596
597 static int ql_set_coalesce(struct net_device *ndev, struct ethtool_coalesce *c)
598 {
599         struct ql_adapter *qdev = netdev_priv(ndev);
600
601         /* Validate user parameters. */
602         if (c->rx_coalesce_usecs > qdev->rx_ring_size / 2)
603                 return -EINVAL;
604        /* Don't wait more than 10 usec. */
605         if (c->rx_max_coalesced_frames > MAX_INTER_FRAME_WAIT)
606                 return -EINVAL;
607         if (c->tx_coalesce_usecs > qdev->tx_ring_size / 2)
608                 return -EINVAL;
609         if (c->tx_max_coalesced_frames > MAX_INTER_FRAME_WAIT)
610                 return -EINVAL;
611
612         /* Verify a change took place before updating the hardware. */
613         if (qdev->rx_coalesce_usecs == c->rx_coalesce_usecs &&
614             qdev->tx_coalesce_usecs == c->tx_coalesce_usecs &&
615             qdev->rx_max_coalesced_frames == c->rx_max_coalesced_frames &&
616             qdev->tx_max_coalesced_frames == c->tx_max_coalesced_frames)
617                 return 0;
618
619         qdev->rx_coalesce_usecs = c->rx_coalesce_usecs;
620         qdev->tx_coalesce_usecs = c->tx_coalesce_usecs;
621         qdev->rx_max_coalesced_frames = c->rx_max_coalesced_frames;
622         qdev->tx_max_coalesced_frames = c->tx_max_coalesced_frames;
623
624         return ql_update_ring_coalescing(qdev);
625 }
626
627 static void ql_get_pauseparam(struct net_device *netdev,
628                         struct ethtool_pauseparam *pause)
629 {
630         struct ql_adapter *qdev = netdev_priv(netdev);
631
632         ql_mb_get_port_cfg(qdev);
633         if (qdev->link_config & CFG_PAUSE_STD) {
634                 pause->rx_pause = 1;
635                 pause->tx_pause = 1;
636         }
637 }
638
639 static int ql_set_pauseparam(struct net_device *netdev,
640                         struct ethtool_pauseparam *pause)
641 {
642         struct ql_adapter *qdev = netdev_priv(netdev);
643         int status = 0;
644
645         if ((pause->rx_pause) && (pause->tx_pause))
646                 qdev->link_config |= CFG_PAUSE_STD;
647         else if (!pause->rx_pause && !pause->tx_pause)
648                 qdev->link_config &= ~CFG_PAUSE_STD;
649         else
650                 return -EINVAL;
651
652         status = ql_mb_set_port_cfg(qdev);
653         return status;
654 }
655
656 static u32 ql_get_msglevel(struct net_device *ndev)
657 {
658         struct ql_adapter *qdev = netdev_priv(ndev);
659         return qdev->msg_enable;
660 }
661
662 static void ql_set_msglevel(struct net_device *ndev, u32 value)
663 {
664         struct ql_adapter *qdev = netdev_priv(ndev);
665         qdev->msg_enable = value;
666 }
667
668 const struct ethtool_ops qlge_ethtool_ops = {
669         .get_settings = ql_get_settings,
670         .get_drvinfo = ql_get_drvinfo,
671         .get_wol = ql_get_wol,
672         .set_wol = ql_set_wol,
673         .get_regs_len   = ql_get_regs_len,
674         .get_regs = ql_get_regs,
675         .get_msglevel = ql_get_msglevel,
676         .set_msglevel = ql_set_msglevel,
677         .get_link = ethtool_op_get_link,
678         .set_phys_id             = ql_set_phys_id,
679         .self_test               = ql_self_test,
680         .get_pauseparam          = ql_get_pauseparam,
681         .set_pauseparam          = ql_set_pauseparam,
682         .get_coalesce = ql_get_coalesce,
683         .set_coalesce = ql_set_coalesce,
684         .get_sset_count = ql_get_sset_count,
685         .get_strings = ql_get_strings,
686         .get_ethtool_stats = ql_get_ethtool_stats,
687 };
688