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drivers/net: delete non-required instances of include <linux/init.h>
[linux-2.6/btrfs-unstable.git] / drivers / net / ethernet / qlogic / qlge / qlge_ethtool.c
blobc3c514e332b5e5dfe67943e1155e8ff24e043c95
1 #include <linux/kernel.h>
2 #include <linux/types.h>
3 #include <linux/module.h>
4 #include <linux/list.h>
5 #include <linux/pci.h>
6 #include <linux/dma-mapping.h>
7 #include <linux/pagemap.h>
8 #include <linux/sched.h>
9 #include <linux/dmapool.h>
10 #include <linux/mempool.h>
11 #include <linux/spinlock.h>
12 #include <linux/kthread.h>
13 #include <linux/interrupt.h>
14 #include <linux/errno.h>
15 #include <linux/ioport.h>
16 #include <linux/in.h>
17 #include <linux/ip.h>
18 #include <linux/ipv6.h>
19 #include <net/ipv6.h>
20 #include <linux/tcp.h>
21 #include <linux/udp.h>
22 #include <linux/if_arp.h>
23 #include <linux/if_ether.h>
24 #include <linux/netdevice.h>
25 #include <linux/etherdevice.h>
26 #include <linux/ethtool.h>
27 #include <linux/skbuff.h>
28 #include <linux/rtnetlink.h>
29 #include <linux/if_vlan.h>
30 #include <linux/delay.h>
31 #include <linux/mm.h>
32 #include <linux/vmalloc.h>
33
34
35 #include "qlge.h"
36
37 struct ql_stats {
38 char stat_string[ETH_GSTRING_LEN];
39 int sizeof_stat;
40 int stat_offset;
41 };
42
43 #define QL_SIZEOF(m) FIELD_SIZEOF(struct ql_adapter, m)
44 #define QL_OFF(m) offsetof(struct ql_adapter, m)
45
46 static const struct ql_stats ql_gstrings_stats[] = {
47 {"tx_pkts", QL_SIZEOF(nic_stats.tx_pkts), QL_OFF(nic_stats.tx_pkts)},
48 {"tx_bytes", QL_SIZEOF(nic_stats.tx_bytes), QL_OFF(nic_stats.tx_bytes)},
49 {"tx_mcast_pkts", QL_SIZEOF(nic_stats.tx_mcast_pkts),
50 QL_OFF(nic_stats.tx_mcast_pkts)},
51 {"tx_bcast_pkts", QL_SIZEOF(nic_stats.tx_bcast_pkts),
52 QL_OFF(nic_stats.tx_bcast_pkts)},
53 {"tx_ucast_pkts", QL_SIZEOF(nic_stats.tx_ucast_pkts),
54 QL_OFF(nic_stats.tx_ucast_pkts)},
55 {"tx_ctl_pkts", QL_SIZEOF(nic_stats.tx_ctl_pkts),
56 QL_OFF(nic_stats.tx_ctl_pkts)},
57 {"tx_pause_pkts", QL_SIZEOF(nic_stats.tx_pause_pkts),
58 QL_OFF(nic_stats.tx_pause_pkts)},
59 {"tx_64_pkts", QL_SIZEOF(nic_stats.tx_64_pkt),
60 QL_OFF(nic_stats.tx_64_pkt)},
61 {"tx_65_to_127_pkts", QL_SIZEOF(nic_stats.tx_65_to_127_pkt),
62 QL_OFF(nic_stats.tx_65_to_127_pkt)},
63 {"tx_128_to_255_pkts", QL_SIZEOF(nic_stats.tx_128_to_255_pkt),
64 QL_OFF(nic_stats.tx_128_to_255_pkt)},
65 {"tx_256_511_pkts", QL_SIZEOF(nic_stats.tx_256_511_pkt),
66 QL_OFF(nic_stats.tx_256_511_pkt)},
67 {"tx_512_to_1023_pkts", QL_SIZEOF(nic_stats.tx_512_to_1023_pkt),
68 QL_OFF(nic_stats.tx_512_to_1023_pkt)},
69 {"tx_1024_to_1518_pkts", QL_SIZEOF(nic_stats.tx_1024_to_1518_pkt),
70 QL_OFF(nic_stats.tx_1024_to_1518_pkt)},
71 {"tx_1519_to_max_pkts", QL_SIZEOF(nic_stats.tx_1519_to_max_pkt),
72 QL_OFF(nic_stats.tx_1519_to_max_pkt)},
73 {"tx_undersize_pkts", QL_SIZEOF(nic_stats.tx_undersize_pkt),
74 QL_OFF(nic_stats.tx_undersize_pkt)},
75 {"tx_oversize_pkts", QL_SIZEOF(nic_stats.tx_oversize_pkt),
76 QL_OFF(nic_stats.tx_oversize_pkt)},
77 {"rx_bytes", QL_SIZEOF(nic_stats.rx_bytes), QL_OFF(nic_stats.rx_bytes)},
78 {"rx_bytes_ok", QL_SIZEOF(nic_stats.rx_bytes_ok),
79 QL_OFF(nic_stats.rx_bytes_ok)},
80 {"rx_pkts", QL_SIZEOF(nic_stats.rx_pkts), QL_OFF(nic_stats.rx_pkts)},
81 {"rx_pkts_ok", QL_SIZEOF(nic_stats.rx_pkts_ok),
82 QL_OFF(nic_stats.rx_pkts_ok)},
83 {"rx_bcast_pkts", QL_SIZEOF(nic_stats.rx_bcast_pkts),
84 QL_OFF(nic_stats.rx_bcast_pkts)},
85 {"rx_mcast_pkts", QL_SIZEOF(nic_stats.rx_mcast_pkts),
86 QL_OFF(nic_stats.rx_mcast_pkts)},
87 {"rx_ucast_pkts", QL_SIZEOF(nic_stats.rx_ucast_pkts),
88 QL_OFF(nic_stats.rx_ucast_pkts)},
89 {"rx_undersize_pkts", QL_SIZEOF(nic_stats.rx_undersize_pkts),
90 QL_OFF(nic_stats.rx_undersize_pkts)},
91 {"rx_oversize_pkts", QL_SIZEOF(nic_stats.rx_oversize_pkts),
92 QL_OFF(nic_stats.rx_oversize_pkts)},
93 {"rx_jabber_pkts", QL_SIZEOF(nic_stats.rx_jabber_pkts),
94 QL_OFF(nic_stats.rx_jabber_pkts)},
95 {"rx_undersize_fcerr_pkts",
96 QL_SIZEOF(nic_stats.rx_undersize_fcerr_pkts),
97 QL_OFF(nic_stats.rx_undersize_fcerr_pkts)},
98 {"rx_drop_events", QL_SIZEOF(nic_stats.rx_drop_events),
99 QL_OFF(nic_stats.rx_drop_events)},
100 {"rx_fcerr_pkts", QL_SIZEOF(nic_stats.rx_fcerr_pkts),
101 QL_OFF(nic_stats.rx_fcerr_pkts)},
102 {"rx_align_err", QL_SIZEOF(nic_stats.rx_align_err),
103 QL_OFF(nic_stats.rx_align_err)},
104 {"rx_symbol_err", QL_SIZEOF(nic_stats.rx_symbol_err),
105 QL_OFF(nic_stats.rx_symbol_err)},
106 {"rx_mac_err", QL_SIZEOF(nic_stats.rx_mac_err),
107 QL_OFF(nic_stats.rx_mac_err)},
108 {"rx_ctl_pkts", QL_SIZEOF(nic_stats.rx_ctl_pkts),
109 QL_OFF(nic_stats.rx_ctl_pkts)},
110 {"rx_pause_pkts", QL_SIZEOF(nic_stats.rx_pause_pkts),
111 QL_OFF(nic_stats.rx_pause_pkts)},
112 {"rx_64_pkts", QL_SIZEOF(nic_stats.rx_64_pkts),
113 QL_OFF(nic_stats.rx_64_pkts)},
114 {"rx_65_to_127_pkts", QL_SIZEOF(nic_stats.rx_65_to_127_pkts),
115 QL_OFF(nic_stats.rx_65_to_127_pkts)},
116 {"rx_128_255_pkts", QL_SIZEOF(nic_stats.rx_128_255_pkts),
117 QL_OFF(nic_stats.rx_128_255_pkts)},
118 {"rx_256_511_pkts", QL_SIZEOF(nic_stats.rx_256_511_pkts),
119 QL_OFF(nic_stats.rx_256_511_pkts)},
120 {"rx_512_to_1023_pkts", QL_SIZEOF(nic_stats.rx_512_to_1023_pkts),
121 QL_OFF(nic_stats.rx_512_to_1023_pkts)},
122 {"rx_1024_to_1518_pkts", QL_SIZEOF(nic_stats.rx_1024_to_1518_pkts),
123 QL_OFF(nic_stats.rx_1024_to_1518_pkts)},
124 {"rx_1519_to_max_pkts", QL_SIZEOF(nic_stats.rx_1519_to_max_pkts),
125 QL_OFF(nic_stats.rx_1519_to_max_pkts)},
126 {"rx_len_err_pkts", QL_SIZEOF(nic_stats.rx_len_err_pkts),
127 QL_OFF(nic_stats.rx_len_err_pkts)},
128 {"rx_code_err", QL_SIZEOF(nic_stats.rx_code_err),
129 QL_OFF(nic_stats.rx_code_err)},
130 {"rx_oversize_err", QL_SIZEOF(nic_stats.rx_oversize_err),
131 QL_OFF(nic_stats.rx_oversize_err)},
132 {"rx_undersize_err", QL_SIZEOF(nic_stats.rx_undersize_err),
133 QL_OFF(nic_stats.rx_undersize_err)},
134 {"rx_preamble_err", QL_SIZEOF(nic_stats.rx_preamble_err),
135 QL_OFF(nic_stats.rx_preamble_err)},
136 {"rx_frame_len_err", QL_SIZEOF(nic_stats.rx_frame_len_err),
137 QL_OFF(nic_stats.rx_frame_len_err)},
138 {"rx_crc_err", QL_SIZEOF(nic_stats.rx_crc_err),
139 QL_OFF(nic_stats.rx_crc_err)},
140 {"rx_err_count", QL_SIZEOF(nic_stats.rx_err_count),
141 QL_OFF(nic_stats.rx_err_count)},
142 {"tx_cbfc_pause_frames0", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames0),
143 QL_OFF(nic_stats.tx_cbfc_pause_frames0)},
144 {"tx_cbfc_pause_frames1", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames1),
145 QL_OFF(nic_stats.tx_cbfc_pause_frames1)},
146 {"tx_cbfc_pause_frames2", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames2),
147 QL_OFF(nic_stats.tx_cbfc_pause_frames2)},
148 {"tx_cbfc_pause_frames3", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames3),
149 QL_OFF(nic_stats.tx_cbfc_pause_frames3)},
150 {"tx_cbfc_pause_frames4", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames4),
151 QL_OFF(nic_stats.tx_cbfc_pause_frames4)},
152 {"tx_cbfc_pause_frames5", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames5),
153 QL_OFF(nic_stats.tx_cbfc_pause_frames5)},
154 {"tx_cbfc_pause_frames6", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames6),
155 QL_OFF(nic_stats.tx_cbfc_pause_frames6)},
156 {"tx_cbfc_pause_frames7", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames7),
157 QL_OFF(nic_stats.tx_cbfc_pause_frames7)},
158 {"rx_cbfc_pause_frames0", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames0),
159 QL_OFF(nic_stats.rx_cbfc_pause_frames0)},
160 {"rx_cbfc_pause_frames1", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames1),
161 QL_OFF(nic_stats.rx_cbfc_pause_frames1)},
162 {"rx_cbfc_pause_frames2", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames2),
163 QL_OFF(nic_stats.rx_cbfc_pause_frames2)},
164 {"rx_cbfc_pause_frames3", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames3),
165 QL_OFF(nic_stats.rx_cbfc_pause_frames3)},
166 {"rx_cbfc_pause_frames4", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames4),
167 QL_OFF(nic_stats.rx_cbfc_pause_frames4)},
168 {"rx_cbfc_pause_frames5", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames5),
169 QL_OFF(nic_stats.rx_cbfc_pause_frames5)},
170 {"rx_cbfc_pause_frames6", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames6),
171 QL_OFF(nic_stats.rx_cbfc_pause_frames6)},
172 {"rx_cbfc_pause_frames7", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames7),
173 QL_OFF(nic_stats.rx_cbfc_pause_frames7)},
174 {"rx_nic_fifo_drop", QL_SIZEOF(nic_stats.rx_nic_fifo_drop),
175 QL_OFF(nic_stats.rx_nic_fifo_drop)},
176 };
177
178 static const char ql_gstrings_test[][ETH_GSTRING_LEN] = {
179 "Loopback test (offline)"
180 };
181 #define QLGE_TEST_LEN (sizeof(ql_gstrings_test) / ETH_GSTRING_LEN)
182 #define QLGE_STATS_LEN ARRAY_SIZE(ql_gstrings_stats)
183 #define QLGE_RCV_MAC_ERR_STATS 7
184
185 static int ql_update_ring_coalescing(struct ql_adapter *qdev)
186 {
187 int i, status = 0;
188 struct rx_ring *rx_ring;
189 struct cqicb *cqicb;
190
191 if (!netif_running(qdev->ndev))
192 return status;
193
194 /* Skip the default queue, and update the outbound handler
195 * queues if they changed.
196 */
197 cqicb = (struct cqicb *)&qdev->rx_ring[qdev->rss_ring_count];
198 if (le16_to_cpu(cqicb->irq_delay) != qdev->tx_coalesce_usecs ||
199 le16_to_cpu(cqicb->pkt_delay) !=
200 qdev->tx_max_coalesced_frames) {
201 for (i = qdev->rss_ring_count; i < qdev->rx_ring_count; i++) {
202 rx_ring = &qdev->rx_ring[i];
203 cqicb = (struct cqicb *)rx_ring;
204 cqicb->irq_delay = cpu_to_le16(qdev->tx_coalesce_usecs);
205 cqicb->pkt_delay =
206 cpu_to_le16(qdev->tx_max_coalesced_frames);
207 cqicb->flags = FLAGS_LI;
208 status = ql_write_cfg(qdev, cqicb, sizeof(*cqicb),
209 CFG_LCQ, rx_ring->cq_id);
210 if (status) {
211 netif_err(qdev, ifup, qdev->ndev,
212 "Failed to load CQICB.\n");
213 goto exit;
214 }
215 }
216 }
217
218 /* Update the inbound (RSS) handler queues if they changed. */
219 cqicb = (struct cqicb *)&qdev->rx_ring[0];
220 if (le16_to_cpu(cqicb->irq_delay) != qdev->rx_coalesce_usecs ||
221 le16_to_cpu(cqicb->pkt_delay) !=
222 qdev->rx_max_coalesced_frames) {
223 for (i = 0; i < qdev->rss_ring_count; i++, rx_ring++) {
224 rx_ring = &qdev->rx_ring[i];
225 cqicb = (struct cqicb *)rx_ring;
226 cqicb->irq_delay = cpu_to_le16(qdev->rx_coalesce_usecs);
227 cqicb->pkt_delay =
228 cpu_to_le16(qdev->rx_max_coalesced_frames);
229 cqicb->flags = FLAGS_LI;
230 status = ql_write_cfg(qdev, cqicb, sizeof(*cqicb),
231 CFG_LCQ, rx_ring->cq_id);
232 if (status) {
233 netif_err(qdev, ifup, qdev->ndev,
234 "Failed to load CQICB.\n");
235 goto exit;
236 }
237 }
238 }
239 exit:
240 return status;
241 }
242
243 static void ql_update_stats(struct ql_adapter *qdev)
244 {
245 u32 i;
246 u64 data;
247 u64 *iter = &qdev->nic_stats.tx_pkts;
248
249 spin_lock(&qdev->stats_lock);
250 if (ql_sem_spinlock(qdev, qdev->xg_sem_mask)) {
251 netif_err(qdev, drv, qdev->ndev,
252 "Couldn't get xgmac sem.\n");
253 goto quit;
254 }
255 /*
256 * Get TX statistics.
257 */
258 for (i = 0x200; i < 0x280; i += 8) {
259 if (ql_read_xgmac_reg64(qdev, i, &data)) {
260 netif_err(qdev, drv, qdev->ndev,
261 "Error reading status register 0x%.04x.\n",
262 i);
263 goto end;
264 } else
265 *iter = data;
266 iter++;
267 }
268
269 /*
270 * Get RX statistics.
271 */
272 for (i = 0x300; i < 0x3d0; i += 8) {
273 if (ql_read_xgmac_reg64(qdev, i, &data)) {
274 netif_err(qdev, drv, qdev->ndev,
275 "Error reading status register 0x%.04x.\n",
276 i);
277 goto end;
278 } else
279 *iter = data;
280 iter++;
281 }
282
283 /* Update receive mac error statistics */
284 iter += QLGE_RCV_MAC_ERR_STATS;
285
286 /*
287 * Get Per-priority TX pause frame counter statistics.
288 */
289 for (i = 0x500; i < 0x540; i += 8) {
290 if (ql_read_xgmac_reg64(qdev, i, &data)) {
291 netif_err(qdev, drv, qdev->ndev,
292 "Error reading status register 0x%.04x.\n",
293 i);
294 goto end;
295 } else
296 *iter = data;
297 iter++;
298 }
299
300 /*
301 * Get Per-priority RX pause frame counter statistics.
302 */
303 for (i = 0x568; i < 0x5a8; i += 8) {
304 if (ql_read_xgmac_reg64(qdev, i, &data)) {
305 netif_err(qdev, drv, qdev->ndev,
306 "Error reading status register 0x%.04x.\n",
307 i);
308 goto end;
309 } else
310 *iter = data;
311 iter++;
312 }
313
314 /*
315 * Get RX NIC FIFO DROP statistics.
316 */
317 if (ql_read_xgmac_reg64(qdev, 0x5b8, &data)) {
318 netif_err(qdev, drv, qdev->ndev,
319 "Error reading status register 0x%.04x.\n", i);
320 goto end;
321 } else
322 *iter = data;
323 end:
324 ql_sem_unlock(qdev, qdev->xg_sem_mask);
325 quit:
326 spin_unlock(&qdev->stats_lock);
327
328 QL_DUMP_STAT(qdev);
329 }
330
331 static void ql_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
332 {
333 int index;
334 switch (stringset) {
335 case ETH_SS_TEST:
336 memcpy(buf, *ql_gstrings_test, QLGE_TEST_LEN * ETH_GSTRING_LEN);
337 break;
338 case ETH_SS_STATS:
339 for (index = 0; index < QLGE_STATS_LEN; index++) {
340 memcpy(buf + index * ETH_GSTRING_LEN,
341 ql_gstrings_stats[index].stat_string,
342 ETH_GSTRING_LEN);
343 }
344 break;
345 }
346 }
347
348 static int ql_get_sset_count(struct net_device *dev, int sset)
349 {
350 switch (sset) {
351 case ETH_SS_TEST:
352 return QLGE_TEST_LEN;
353 case ETH_SS_STATS:
354 return QLGE_STATS_LEN;
355 default:
356 return -EOPNOTSUPP;
357 }
358 }
359
360 static void
361 ql_get_ethtool_stats(struct net_device *ndev,
362 struct ethtool_stats *stats, u64 *data)
363 {
364 struct ql_adapter *qdev = netdev_priv(ndev);
365 int index, length;
366
367 length = QLGE_STATS_LEN;
368 ql_update_stats(qdev);
369
370 for (index = 0; index < length; index++) {
371 char *p = (char *)qdev +
372 ql_gstrings_stats[index].stat_offset;
373 *data++ = (ql_gstrings_stats[index].sizeof_stat ==
374 sizeof(u64)) ? *(u64 *)p : (*(u32 *)p);
375 }
376 }
377
378 static int ql_get_settings(struct net_device *ndev,
379 struct ethtool_cmd *ecmd)
380 {
381 struct ql_adapter *qdev = netdev_priv(ndev);
382
383 ecmd->supported = SUPPORTED_10000baseT_Full;
384 ecmd->advertising = ADVERTISED_10000baseT_Full;
385 ecmd->transceiver = XCVR_EXTERNAL;
386 if ((qdev->link_status & STS_LINK_TYPE_MASK) ==
387 STS_LINK_TYPE_10GBASET) {
388 ecmd->supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
389 ecmd->advertising |= (ADVERTISED_TP | ADVERTISED_Autoneg);
390 ecmd->port = PORT_TP;
391 ecmd->autoneg = AUTONEG_ENABLE;
392 } else {
393 ecmd->supported |= SUPPORTED_FIBRE;
394 ecmd->advertising |= ADVERTISED_FIBRE;
395 ecmd->port = PORT_FIBRE;
396 }
397
398 ethtool_cmd_speed_set(ecmd, SPEED_10000);
399 ecmd->duplex = DUPLEX_FULL;
400
401 return 0;
402 }
403
404 static void ql_get_drvinfo(struct net_device *ndev,
405 struct ethtool_drvinfo *drvinfo)
406 {
407 struct ql_adapter *qdev = netdev_priv(ndev);
408 strlcpy(drvinfo->driver, qlge_driver_name, sizeof(drvinfo->driver));
409 strlcpy(drvinfo->version, qlge_driver_version,
410 sizeof(drvinfo->version));
411 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
412 "v%d.%d.%d",
413 (qdev->fw_rev_id & 0x00ff0000) >> 16,
414 (qdev->fw_rev_id & 0x0000ff00) >> 8,
415 (qdev->fw_rev_id & 0x000000ff));
416 strlcpy(drvinfo->bus_info, pci_name(qdev->pdev),
417 sizeof(drvinfo->bus_info));
418 drvinfo->n_stats = 0;
419 drvinfo->testinfo_len = 0;
420 if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
421 drvinfo->regdump_len = sizeof(struct ql_mpi_coredump);
422 else
423 drvinfo->regdump_len = sizeof(struct ql_reg_dump);
424 drvinfo->eedump_len = 0;
425 }
426
427 static void ql_get_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
428 {
429 struct ql_adapter *qdev = netdev_priv(ndev);
430 unsigned short ssys_dev = qdev->pdev->subsystem_device;
431
432 /* WOL is only supported for mezz card. */
433 if (ssys_dev == QLGE_MEZZ_SSYS_ID_068 ||
434 ssys_dev == QLGE_MEZZ_SSYS_ID_180) {
435 wol->supported = WAKE_MAGIC;
436 wol->wolopts = qdev->wol;
437 }
438 }
439
440 static int ql_set_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
441 {
442 struct ql_adapter *qdev = netdev_priv(ndev);
443 unsigned short ssys_dev = qdev->pdev->subsystem_device;
444
445 /* WOL is only supported for mezz card. */
446 if (ssys_dev != QLGE_MEZZ_SSYS_ID_068 &&
447 ssys_dev != QLGE_MEZZ_SSYS_ID_180) {
448 netif_info(qdev, drv, qdev->ndev,
449 "WOL is only supported for mezz card\n");
450 return -EOPNOTSUPP;
451 }
452 if (wol->wolopts & ~WAKE_MAGIC)
453 return -EINVAL;
454 qdev->wol = wol->wolopts;
455
456 netif_info(qdev, drv, qdev->ndev, "Set wol option 0x%x\n", qdev->wol);
457 return 0;
458 }
459
460 static int ql_set_phys_id(struct net_device *ndev,
461 enum ethtool_phys_id_state state)
462
463 {
464 struct ql_adapter *qdev = netdev_priv(ndev);
465
466 switch (state) {
467 case ETHTOOL_ID_ACTIVE:
468 /* Save the current LED settings */
469 if (ql_mb_get_led_cfg(qdev))
470 return -EIO;
471
472 /* Start blinking */
473 ql_mb_set_led_cfg(qdev, QL_LED_BLINK);
474 return 0;
475
476 case ETHTOOL_ID_INACTIVE:
477 /* Restore LED settings */
478 if (ql_mb_set_led_cfg(qdev, qdev->led_config))
479 return -EIO;
480 return 0;
481
482 default:
483 return -EINVAL;
484 }
485 }
486
487 static int ql_start_loopback(struct ql_adapter *qdev)
488 {
489 if (netif_carrier_ok(qdev->ndev)) {
490 set_bit(QL_LB_LINK_UP, &qdev->flags);
491 netif_carrier_off(qdev->ndev);
492 } else
493 clear_bit(QL_LB_LINK_UP, &qdev->flags);
494 qdev->link_config |= CFG_LOOPBACK_PCS;
495 return ql_mb_set_port_cfg(qdev);
496 }
497
498 static void ql_stop_loopback(struct ql_adapter *qdev)
499 {
500 qdev->link_config &= ~CFG_LOOPBACK_PCS;
501 ql_mb_set_port_cfg(qdev);
502 if (test_bit(QL_LB_LINK_UP, &qdev->flags)) {
503 netif_carrier_on(qdev->ndev);
504 clear_bit(QL_LB_LINK_UP, &qdev->flags);
505 }
506 }
507
508 static void ql_create_lb_frame(struct sk_buff *skb,
509 unsigned int frame_size)
510 {
511 memset(skb->data, 0xFF, frame_size);
512 frame_size &= ~1;
513 memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
514 memset(&skb->data[frame_size / 2 + 10], 0xBE, 1);
515 memset(&skb->data[frame_size / 2 + 12], 0xAF, 1);
516 }
517
518 void ql_check_lb_frame(struct ql_adapter *qdev,
519 struct sk_buff *skb)
520 {
521 unsigned int frame_size = skb->len;
522
523 if ((*(skb->data + 3) == 0xFF) &&
524 (*(skb->data + frame_size / 2 + 10) == 0xBE) &&
525 (*(skb->data + frame_size / 2 + 12) == 0xAF)) {
526 atomic_dec(&qdev->lb_count);
527 return;
528 }
529 }
530
531 static int ql_run_loopback_test(struct ql_adapter *qdev)
532 {
533 int i;
534 netdev_tx_t rc;
535 struct sk_buff *skb;
536 unsigned int size = SMALL_BUF_MAP_SIZE;
537
538 for (i = 0; i < 64; i++) {
539 skb = netdev_alloc_skb(qdev->ndev, size);
540 if (!skb)
541 return -ENOMEM;
542
543 skb->queue_mapping = 0;
544 skb_put(skb, size);
545 ql_create_lb_frame(skb, size);
546 rc = ql_lb_send(skb, qdev->ndev);
547 if (rc != NETDEV_TX_OK)
548 return -EPIPE;
549 atomic_inc(&qdev->lb_count);
550 }
551 /* Give queue time to settle before testing results. */
552 msleep(2);
553 ql_clean_lb_rx_ring(&qdev->rx_ring[0], 128);
554 return atomic_read(&qdev->lb_count) ? -EIO : 0;
555 }
556
557 static int ql_loopback_test(struct ql_adapter *qdev, u64 *data)
558 {
559 *data = ql_start_loopback(qdev);
560 if (*data)
561 goto out;
562 *data = ql_run_loopback_test(qdev);
563 out:
564 ql_stop_loopback(qdev);
565 return *data;
566 }
567
568 static void ql_self_test(struct net_device *ndev,
569 struct ethtool_test *eth_test, u64 *data)
570 {
571 struct ql_adapter *qdev = netdev_priv(ndev);
572
573 memset(data, 0, sizeof(u64) * QLGE_TEST_LEN);
574
575 if (netif_running(ndev)) {
576 set_bit(QL_SELFTEST, &qdev->flags);
577 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
578 /* Offline tests */
579 if (ql_loopback_test(qdev, &data[0]))
580 eth_test->flags |= ETH_TEST_FL_FAILED;
581
582 } else {
583 /* Online tests */
584 data[0] = 0;
585 }
586 clear_bit(QL_SELFTEST, &qdev->flags);
587 /* Give link time to come up after
588 * port configuration changes.
589 */
590 msleep_interruptible(4 * 1000);
591 } else {
592 netif_err(qdev, drv, qdev->ndev,
593 "is down, Loopback test will fail.\n");
594 eth_test->flags |= ETH_TEST_FL_FAILED;
595 }
596 }
597
598 static int ql_get_regs_len(struct net_device *ndev)
599 {
600 struct ql_adapter *qdev = netdev_priv(ndev);
601
602 if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
603 return sizeof(struct ql_mpi_coredump);
604 else
605 return sizeof(struct ql_reg_dump);
606 }
607
608 static void ql_get_regs(struct net_device *ndev,
609 struct ethtool_regs *regs, void *p)
610 {
611 struct ql_adapter *qdev = netdev_priv(ndev);
612
613 ql_get_dump(qdev, p);
614 qdev->core_is_dumped = 0;
615 if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
616 regs->len = sizeof(struct ql_mpi_coredump);
617 else
618 regs->len = sizeof(struct ql_reg_dump);
619 }
620
621 static int ql_get_coalesce(struct net_device *dev, struct ethtool_coalesce *c)
622 {
623 struct ql_adapter *qdev = netdev_priv(dev);
624
625 c->rx_coalesce_usecs = qdev->rx_coalesce_usecs;
626 c->tx_coalesce_usecs = qdev->tx_coalesce_usecs;
627
628 /* This chip coalesces as follows:
629 * If a packet arrives, hold off interrupts until
630 * cqicb->int_delay expires, but if no other packets arrive don't
631 * wait longer than cqicb->pkt_int_delay. But ethtool doesn't use a
632 * timer to coalesce on a frame basis. So, we have to take ethtool's
633 * max_coalesced_frames value and convert it to a delay in microseconds.
634 * We do this by using a basic thoughput of 1,000,000 frames per
635 * second @ (1024 bytes). This means one frame per usec. So it's a
636 * simple one to one ratio.
637 */
638 c->rx_max_coalesced_frames = qdev->rx_max_coalesced_frames;
639 c->tx_max_coalesced_frames = qdev->tx_max_coalesced_frames;
640
641 return 0;
642 }
643
644 static int ql_set_coalesce(struct net_device *ndev, struct ethtool_coalesce *c)
645 {
646 struct ql_adapter *qdev = netdev_priv(ndev);
647
648 /* Validate user parameters. */
649 if (c->rx_coalesce_usecs > qdev->rx_ring_size / 2)
650 return -EINVAL;
651 /* Don't wait more than 10 usec. */
652 if (c->rx_max_coalesced_frames > MAX_INTER_FRAME_WAIT)
653 return -EINVAL;
654 if (c->tx_coalesce_usecs > qdev->tx_ring_size / 2)
655 return -EINVAL;
656 if (c->tx_max_coalesced_frames > MAX_INTER_FRAME_WAIT)
657 return -EINVAL;
658
659 /* Verify a change took place before updating the hardware. */
660 if (qdev->rx_coalesce_usecs == c->rx_coalesce_usecs &&
661 qdev->tx_coalesce_usecs == c->tx_coalesce_usecs &&
662 qdev->rx_max_coalesced_frames == c->rx_max_coalesced_frames &&
663 qdev->tx_max_coalesced_frames == c->tx_max_coalesced_frames)
664 return 0;
665
666 qdev->rx_coalesce_usecs = c->rx_coalesce_usecs;
667 qdev->tx_coalesce_usecs = c->tx_coalesce_usecs;
668 qdev->rx_max_coalesced_frames = c->rx_max_coalesced_frames;
669 qdev->tx_max_coalesced_frames = c->tx_max_coalesced_frames;
670
671 return ql_update_ring_coalescing(qdev);
672 }
673
674 static void ql_get_pauseparam(struct net_device *netdev,
675 struct ethtool_pauseparam *pause)
676 {
677 struct ql_adapter *qdev = netdev_priv(netdev);
678
679 ql_mb_get_port_cfg(qdev);
680 if (qdev->link_config & CFG_PAUSE_STD) {
681 pause->rx_pause = 1;
682 pause->tx_pause = 1;
683 }
684 }
685
686 static int ql_set_pauseparam(struct net_device *netdev,
687 struct ethtool_pauseparam *pause)
688 {
689 struct ql_adapter *qdev = netdev_priv(netdev);
690 int status = 0;
691
692 if ((pause->rx_pause) && (pause->tx_pause))
693 qdev->link_config |= CFG_PAUSE_STD;
694 else if (!pause->rx_pause && !pause->tx_pause)
695 qdev->link_config &= ~CFG_PAUSE_STD;
696 else
697 return -EINVAL;
698
699 status = ql_mb_set_port_cfg(qdev);
700 return status;
701 }
702
703 static u32 ql_get_msglevel(struct net_device *ndev)
704 {
705 struct ql_adapter *qdev = netdev_priv(ndev);
706 return qdev->msg_enable;
707 }
708
709 static void ql_set_msglevel(struct net_device *ndev, u32 value)
710 {
711 struct ql_adapter *qdev = netdev_priv(ndev);
712 qdev->msg_enable = value;
713 }
714
715 const struct ethtool_ops qlge_ethtool_ops = {
716 .get_settings = ql_get_settings,
717 .get_drvinfo = ql_get_drvinfo,
718 .get_wol = ql_get_wol,
719 .set_wol = ql_set_wol,
720 .get_regs_len = ql_get_regs_len,
721 .get_regs = ql_get_regs,
722 .get_msglevel = ql_get_msglevel,
723 .set_msglevel = ql_set_msglevel,
724 .get_link = ethtool_op_get_link,
725 .set_phys_id = ql_set_phys_id,
726 .self_test = ql_self_test,
727 .get_pauseparam = ql_get_pauseparam,
728 .set_pauseparam = ql_set_pauseparam,
729 .get_coalesce = ql_get_coalesce,
730 .set_coalesce = ql_set_coalesce,
731 .get_sset_count = ql_get_sset_count,
732 .get_strings = ql_get_strings,
733 .get_ethtool_stats = ql_get_ethtool_stats,
734 };
735
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