?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
writeback: merge bdi_writeback_task and bdi_start_fn
[linux-2.6/kvm.git] / drivers / net / qlcnic / qlcnic_ethtool.c
blob3bd514ec7e8fe07badf0cde0304a77a50edcc0ee
1 /*
2 * Copyright (C) 2009 - QLogic Corporation.
3 * All rights reserved.
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License
7 * as published by the Free Software Foundation; either version 2
8 * of the License, or (at your option) any 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. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
18 * MA 02111-1307, USA.
19 *
20 * The full GNU General Public License is included in this distribution
21 * in the file called "COPYING".
22 *
23 */
24
25 #include <linux/types.h>
26 #include <linux/delay.h>
27 #include <linux/pci.h>
28 #include <linux/io.h>
29 #include <linux/netdevice.h>
30 #include <linux/ethtool.h>
31
32 #include "qlcnic.h"
33
34 struct qlcnic_stats {
35 char stat_string[ETH_GSTRING_LEN];
36 int sizeof_stat;
37 int stat_offset;
38 };
39
40 #define QLC_SIZEOF(m) FIELD_SIZEOF(struct qlcnic_adapter, m)
41 #define QLC_OFF(m) offsetof(struct qlcnic_adapter, m)
42
43 static const struct qlcnic_stats qlcnic_gstrings_stats[] = {
44 {"xmit_called",
45 QLC_SIZEOF(stats.xmitcalled), QLC_OFF(stats.xmitcalled)},
46 {"xmit_finished",
47 QLC_SIZEOF(stats.xmitfinished), QLC_OFF(stats.xmitfinished)},
48 {"rx_dropped",
49 QLC_SIZEOF(stats.rxdropped), QLC_OFF(stats.rxdropped)},
50 {"tx_dropped",
51 QLC_SIZEOF(stats.txdropped), QLC_OFF(stats.txdropped)},
52 {"csummed",
53 QLC_SIZEOF(stats.csummed), QLC_OFF(stats.csummed)},
54 {"rx_pkts",
55 QLC_SIZEOF(stats.rx_pkts), QLC_OFF(stats.rx_pkts)},
56 {"lro_pkts",
57 QLC_SIZEOF(stats.lro_pkts), QLC_OFF(stats.lro_pkts)},
58 {"rx_bytes",
59 QLC_SIZEOF(stats.rxbytes), QLC_OFF(stats.rxbytes)},
60 {"tx_bytes",
61 QLC_SIZEOF(stats.txbytes), QLC_OFF(stats.txbytes)},
62 {"lrobytes",
63 QLC_SIZEOF(stats.lrobytes), QLC_OFF(stats.lrobytes)},
64 {"lso_frames",
65 QLC_SIZEOF(stats.lso_frames), QLC_OFF(stats.lso_frames)},
66 {"xmit_on",
67 QLC_SIZEOF(stats.xmit_on), QLC_OFF(stats.xmit_on)},
68 {"xmit_off",
69 QLC_SIZEOF(stats.xmit_off), QLC_OFF(stats.xmit_off)},
70 {"skb_alloc_failure", QLC_SIZEOF(stats.skb_alloc_failure),
71 QLC_OFF(stats.skb_alloc_failure)},
72 {"null skb",
73 QLC_SIZEOF(stats.null_skb), QLC_OFF(stats.null_skb)},
74 {"null rxbuf",
75 QLC_SIZEOF(stats.null_rxbuf), QLC_OFF(stats.null_rxbuf)},
76 {"rx dma map error", QLC_SIZEOF(stats.rx_dma_map_error),
77 QLC_OFF(stats.rx_dma_map_error)},
78 {"tx dma map error", QLC_SIZEOF(stats.tx_dma_map_error),
79 QLC_OFF(stats.tx_dma_map_error)},
80
81 };
82
83 #define QLCNIC_STATS_LEN ARRAY_SIZE(qlcnic_gstrings_stats)
84
85 static const char qlcnic_gstrings_test[][ETH_GSTRING_LEN] = {
86 "Register_Test_on_offline",
87 "Link_Test_on_offline",
88 "Interrupt_Test_offline",
89 "Loopback_Test_offline"
90 };
91
92 #define QLCNIC_TEST_LEN ARRAY_SIZE(qlcnic_gstrings_test)
93
94 #define QLCNIC_RING_REGS_COUNT 20
95 #define QLCNIC_RING_REGS_LEN (QLCNIC_RING_REGS_COUNT * sizeof(u32))
96 #define QLCNIC_MAX_EEPROM_LEN 1024
97
98 static const u32 diag_registers[] = {
99 CRB_CMDPEG_STATE,
100 CRB_RCVPEG_STATE,
101 CRB_XG_STATE_P3,
102 CRB_FW_CAPABILITIES_1,
103 ISR_INT_STATE_REG,
104 QLCNIC_CRB_DEV_REF_COUNT,
105 QLCNIC_CRB_DEV_STATE,
106 QLCNIC_CRB_DRV_STATE,
107 QLCNIC_CRB_DRV_SCRATCH,
108 QLCNIC_CRB_DEV_PARTITION_INFO,
109 QLCNIC_CRB_DRV_IDC_VER,
110 QLCNIC_PEG_ALIVE_COUNTER,
111 QLCNIC_PEG_HALT_STATUS1,
112 QLCNIC_PEG_HALT_STATUS2,
113 QLCNIC_CRB_PEG_NET_0+0x3c,
114 QLCNIC_CRB_PEG_NET_1+0x3c,
115 QLCNIC_CRB_PEG_NET_2+0x3c,
116 QLCNIC_CRB_PEG_NET_4+0x3c,
117 -1
118 };
119
120 static int qlcnic_get_regs_len(struct net_device *dev)
121 {
122 return sizeof(diag_registers) + QLCNIC_RING_REGS_LEN;
123 }
124
125 static int qlcnic_get_eeprom_len(struct net_device *dev)
126 {
127 return QLCNIC_FLASH_TOTAL_SIZE;
128 }
129
130 static void
131 qlcnic_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
132 {
133 struct qlcnic_adapter *adapter = netdev_priv(dev);
134 u32 fw_major, fw_minor, fw_build;
135
136 fw_major = QLCRD32(adapter, QLCNIC_FW_VERSION_MAJOR);
137 fw_minor = QLCRD32(adapter, QLCNIC_FW_VERSION_MINOR);
138 fw_build = QLCRD32(adapter, QLCNIC_FW_VERSION_SUB);
139 sprintf(drvinfo->fw_version, "%d.%d.%d", fw_major, fw_minor, fw_build);
140
141 strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
142 strlcpy(drvinfo->driver, qlcnic_driver_name, 32);
143 strlcpy(drvinfo->version, QLCNIC_LINUX_VERSIONID, 32);
144 }
145
146 static int
147 qlcnic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
148 {
149 struct qlcnic_adapter *adapter = netdev_priv(dev);
150 int check_sfp_module = 0;
151 u16 pcifn = adapter->ahw.pci_func;
152
153 /* read which mode */
154 if (adapter->ahw.port_type == QLCNIC_GBE) {
155 ecmd->supported = (SUPPORTED_10baseT_Half |
156 SUPPORTED_10baseT_Full |
157 SUPPORTED_100baseT_Half |
158 SUPPORTED_100baseT_Full |
159 SUPPORTED_1000baseT_Half |
160 SUPPORTED_1000baseT_Full);
161
162 ecmd->advertising = (ADVERTISED_100baseT_Half |
163 ADVERTISED_100baseT_Full |
164 ADVERTISED_1000baseT_Half |
165 ADVERTISED_1000baseT_Full);
166
167 ecmd->speed = adapter->link_speed;
168 ecmd->duplex = adapter->link_duplex;
169 ecmd->autoneg = adapter->link_autoneg;
170
171 } else if (adapter->ahw.port_type == QLCNIC_XGBE) {
172 u32 val;
173
174 val = QLCRD32(adapter, QLCNIC_PORT_MODE_ADDR);
175 if (val == QLCNIC_PORT_MODE_802_3_AP) {
176 ecmd->supported = SUPPORTED_1000baseT_Full;
177 ecmd->advertising = ADVERTISED_1000baseT_Full;
178 } else {
179 ecmd->supported = SUPPORTED_10000baseT_Full;
180 ecmd->advertising = ADVERTISED_10000baseT_Full;
181 }
182
183 if (netif_running(dev) && adapter->has_link_events) {
184 ecmd->speed = adapter->link_speed;
185 ecmd->autoneg = adapter->link_autoneg;
186 ecmd->duplex = adapter->link_duplex;
187 goto skip;
188 }
189
190 val = QLCRD32(adapter, P3_LINK_SPEED_REG(pcifn));
191 ecmd->speed = P3_LINK_SPEED_MHZ *
192 P3_LINK_SPEED_VAL(pcifn, val);
193 ecmd->duplex = DUPLEX_FULL;
194 ecmd->autoneg = AUTONEG_DISABLE;
195 } else
196 return -EIO;
197
198 skip:
199 ecmd->phy_address = adapter->physical_port;
200 ecmd->transceiver = XCVR_EXTERNAL;
201
202 switch (adapter->ahw.board_type) {
203 case QLCNIC_BRDTYPE_P3_REF_QG:
204 case QLCNIC_BRDTYPE_P3_4_GB:
205 case QLCNIC_BRDTYPE_P3_4_GB_MM:
206
207 ecmd->supported |= SUPPORTED_Autoneg;
208 ecmd->advertising |= ADVERTISED_Autoneg;
209 case QLCNIC_BRDTYPE_P3_10G_CX4:
210 case QLCNIC_BRDTYPE_P3_10G_CX4_LP:
211 case QLCNIC_BRDTYPE_P3_10000_BASE_T:
212 ecmd->supported |= SUPPORTED_TP;
213 ecmd->advertising |= ADVERTISED_TP;
214 ecmd->port = PORT_TP;
215 ecmd->autoneg = adapter->link_autoneg;
216 break;
217 case QLCNIC_BRDTYPE_P3_IMEZ:
218 case QLCNIC_BRDTYPE_P3_XG_LOM:
219 case QLCNIC_BRDTYPE_P3_HMEZ:
220 ecmd->supported |= SUPPORTED_MII;
221 ecmd->advertising |= ADVERTISED_MII;
222 ecmd->port = PORT_MII;
223 ecmd->autoneg = AUTONEG_DISABLE;
224 break;
225 case QLCNIC_BRDTYPE_P3_10G_SFP_PLUS:
226 case QLCNIC_BRDTYPE_P3_10G_SFP_CT:
227 case QLCNIC_BRDTYPE_P3_10G_SFP_QT:
228 ecmd->advertising |= ADVERTISED_TP;
229 ecmd->supported |= SUPPORTED_TP;
230 check_sfp_module = netif_running(dev) &&
231 adapter->has_link_events;
232 case QLCNIC_BRDTYPE_P3_10G_XFP:
233 ecmd->supported |= SUPPORTED_FIBRE;
234 ecmd->advertising |= ADVERTISED_FIBRE;
235 ecmd->port = PORT_FIBRE;
236 ecmd->autoneg = AUTONEG_DISABLE;
237 break;
238 case QLCNIC_BRDTYPE_P3_10G_TP:
239 if (adapter->ahw.port_type == QLCNIC_XGBE) {
240 ecmd->autoneg = AUTONEG_DISABLE;
241 ecmd->supported |= (SUPPORTED_FIBRE | SUPPORTED_TP);
242 ecmd->advertising |=
243 (ADVERTISED_FIBRE | ADVERTISED_TP);
244 ecmd->port = PORT_FIBRE;
245 check_sfp_module = netif_running(dev) &&
246 adapter->has_link_events;
247 } else {
248 ecmd->autoneg = AUTONEG_ENABLE;
249 ecmd->supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
250 ecmd->advertising |=
251 (ADVERTISED_TP | ADVERTISED_Autoneg);
252 ecmd->port = PORT_TP;
253 }
254 break;
255 default:
256 dev_err(&adapter->pdev->dev, "Unsupported board model %d\n",
257 adapter->ahw.board_type);
258 return -EIO;
259 }
260
261 if (check_sfp_module) {
262 switch (adapter->module_type) {
263 case LINKEVENT_MODULE_OPTICAL_UNKNOWN:
264 case LINKEVENT_MODULE_OPTICAL_SRLR:
265 case LINKEVENT_MODULE_OPTICAL_LRM:
266 case LINKEVENT_MODULE_OPTICAL_SFP_1G:
267 ecmd->port = PORT_FIBRE;
268 break;
269 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE:
270 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN:
271 case LINKEVENT_MODULE_TWINAX:
272 ecmd->port = PORT_TP;
273 break;
274 default:
275 ecmd->port = PORT_OTHER;
276 }
277 }
278
279 return 0;
280 }
281
282 static int
283 qlcnic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
284 {
285 struct qlcnic_adapter *adapter = netdev_priv(dev);
286 __u32 status;
287
288 /* read which mode */
289 if (adapter->ahw.port_type == QLCNIC_GBE) {
290 /* autonegotiation */
291 if (qlcnic_fw_cmd_set_phy(adapter,
292 QLCNIC_NIU_GB_MII_MGMT_ADDR_AUTONEG,
293 ecmd->autoneg) != 0)
294 return -EIO;
295 else
296 adapter->link_autoneg = ecmd->autoneg;
297
298 if (qlcnic_fw_cmd_query_phy(adapter,
299 QLCNIC_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
300 &status) != 0)
301 return -EIO;
302
303 switch (ecmd->speed) {
304 case SPEED_10:
305 qlcnic_set_phy_speed(status, 0);
306 break;
307 case SPEED_100:
308 qlcnic_set_phy_speed(status, 1);
309 break;
310 case SPEED_1000:
311 qlcnic_set_phy_speed(status, 2);
312 break;
313 }
314
315 if (ecmd->duplex == DUPLEX_HALF)
316 qlcnic_clear_phy_duplex(status);
317 if (ecmd->duplex == DUPLEX_FULL)
318 qlcnic_set_phy_duplex(status);
319 if (qlcnic_fw_cmd_set_phy(adapter,
320 QLCNIC_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
321 *((int *)&status)) != 0)
322 return -EIO;
323 else {
324 adapter->link_speed = ecmd->speed;
325 adapter->link_duplex = ecmd->duplex;
326 }
327 } else
328 return -EOPNOTSUPP;
329
330 if (!netif_running(dev))
331 return 0;
332
333 dev->netdev_ops->ndo_stop(dev);
334 return dev->netdev_ops->ndo_open(dev);
335 }
336
337 static void
338 qlcnic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
339 {
340 struct qlcnic_adapter *adapter = netdev_priv(dev);
341 struct qlcnic_recv_context *recv_ctx = &adapter->recv_ctx;
342 struct qlcnic_host_sds_ring *sds_ring;
343 u32 *regs_buff = p;
344 int ring, i = 0;
345
346 memset(p, 0, qlcnic_get_regs_len(dev));
347 regs->version = (1 << 24) | (adapter->ahw.revision_id << 16) |
348 (adapter->pdev)->device;
349
350 for (i = 0; diag_registers[i] != -1; i++)
351 regs_buff[i] = QLCRD32(adapter, diag_registers[i]);
352
353 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
354 return;
355
356 regs_buff[i++] = 0xFFEFCDAB; /* Marker btw regs and ring count*/
357
358 regs_buff[i++] = 1; /* No. of tx ring */
359 regs_buff[i++] = le32_to_cpu(*(adapter->tx_ring->hw_consumer));
360 regs_buff[i++] = readl(adapter->tx_ring->crb_cmd_producer);
361
362 regs_buff[i++] = 2; /* No. of rx ring */
363 regs_buff[i++] = readl(recv_ctx->rds_rings[0].crb_rcv_producer);
364 regs_buff[i++] = readl(recv_ctx->rds_rings[1].crb_rcv_producer);
365
366 regs_buff[i++] = adapter->max_sds_rings;
367
368 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
369 sds_ring = &(recv_ctx->sds_rings[ring]);
370 regs_buff[i++] = readl(sds_ring->crb_sts_consumer);
371 }
372 }
373
374 static u32 qlcnic_test_link(struct net_device *dev)
375 {
376 struct qlcnic_adapter *adapter = netdev_priv(dev);
377 u32 val;
378
379 val = QLCRD32(adapter, CRB_XG_STATE_P3);
380 val = XG_LINK_STATE_P3(adapter->ahw.pci_func, val);
381 return (val == XG_LINK_UP_P3) ? 0 : 1;
382 }
383
384 static int
385 qlcnic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
386 u8 *bytes)
387 {
388 struct qlcnic_adapter *adapter = netdev_priv(dev);
389 int offset;
390 int ret;
391
392 if (eeprom->len == 0)
393 return -EINVAL;
394
395 eeprom->magic = (adapter->pdev)->vendor |
396 ((adapter->pdev)->device << 16);
397 offset = eeprom->offset;
398
399 ret = qlcnic_rom_fast_read_words(adapter, offset, bytes,
400 eeprom->len);
401 if (ret < 0)
402 return ret;
403
404 return 0;
405 }
406
407 static void
408 qlcnic_get_ringparam(struct net_device *dev,
409 struct ethtool_ringparam *ring)
410 {
411 struct qlcnic_adapter *adapter = netdev_priv(dev);
412
413 ring->rx_pending = adapter->num_rxd;
414 ring->rx_jumbo_pending = adapter->num_jumbo_rxd;
415 ring->tx_pending = adapter->num_txd;
416
417 if (adapter->ahw.port_type == QLCNIC_GBE) {
418 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_1G;
419 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_1G;
420 } else {
421 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_10G;
422 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_10G;
423 }
424
425 ring->tx_max_pending = MAX_CMD_DESCRIPTORS;
426
427 ring->rx_mini_max_pending = 0;
428 ring->rx_mini_pending = 0;
429 }
430
431 static u32
432 qlcnic_validate_ringparam(u32 val, u32 min, u32 max, char *r_name)
433 {
434 u32 num_desc;
435 num_desc = max(val, min);
436 num_desc = min(num_desc, max);
437 num_desc = roundup_pow_of_two(num_desc);
438
439 if (val != num_desc) {
440 printk(KERN_INFO "%s: setting %s ring size %d instead of %d\n",
441 qlcnic_driver_name, r_name, num_desc, val);
442 }
443
444 return num_desc;
445 }
446
447 static int
448 qlcnic_set_ringparam(struct net_device *dev,
449 struct ethtool_ringparam *ring)
450 {
451 struct qlcnic_adapter *adapter = netdev_priv(dev);
452 u16 max_rcv_desc = MAX_RCV_DESCRIPTORS_10G;
453 u16 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
454 u16 num_rxd, num_jumbo_rxd, num_txd;
455
456
457 if (ring->rx_mini_pending)
458 return -EOPNOTSUPP;
459
460 if (adapter->ahw.port_type == QLCNIC_GBE) {
461 max_rcv_desc = MAX_RCV_DESCRIPTORS_1G;
462 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
463 }
464
465 num_rxd = qlcnic_validate_ringparam(ring->rx_pending,
466 MIN_RCV_DESCRIPTORS, max_rcv_desc, "rx");
467
468 num_jumbo_rxd = qlcnic_validate_ringparam(ring->rx_jumbo_pending,
469 MIN_JUMBO_DESCRIPTORS, max_jumbo_desc, "rx jumbo");
470
471 num_txd = qlcnic_validate_ringparam(ring->tx_pending,
472 MIN_CMD_DESCRIPTORS, MAX_CMD_DESCRIPTORS, "tx");
473
474 if (num_rxd == adapter->num_rxd && num_txd == adapter->num_txd &&
475 num_jumbo_rxd == adapter->num_jumbo_rxd)
476 return 0;
477
478 adapter->num_rxd = num_rxd;
479 adapter->num_jumbo_rxd = num_jumbo_rxd;
480 adapter->num_txd = num_txd;
481
482 return qlcnic_reset_context(adapter);
483 }
484
485 static void
486 qlcnic_get_pauseparam(struct net_device *netdev,
487 struct ethtool_pauseparam *pause)
488 {
489 struct qlcnic_adapter *adapter = netdev_priv(netdev);
490 int port = adapter->physical_port;
491 __u32 val;
492
493 if (adapter->ahw.port_type == QLCNIC_GBE) {
494 if ((port < 0) || (port > QLCNIC_NIU_MAX_GBE_PORTS))
495 return;
496 /* get flow control settings */
497 val = QLCRD32(adapter, QLCNIC_NIU_GB_MAC_CONFIG_0(port));
498 pause->rx_pause = qlcnic_gb_get_rx_flowctl(val);
499 val = QLCRD32(adapter, QLCNIC_NIU_GB_PAUSE_CTL);
500 switch (port) {
501 case 0:
502 pause->tx_pause = !(qlcnic_gb_get_gb0_mask(val));
503 break;
504 case 1:
505 pause->tx_pause = !(qlcnic_gb_get_gb1_mask(val));
506 break;
507 case 2:
508 pause->tx_pause = !(qlcnic_gb_get_gb2_mask(val));
509 break;
510 case 3:
511 default:
512 pause->tx_pause = !(qlcnic_gb_get_gb3_mask(val));
513 break;
514 }
515 } else if (adapter->ahw.port_type == QLCNIC_XGBE) {
516 if ((port < 0) || (port > QLCNIC_NIU_MAX_XG_PORTS))
517 return;
518 pause->rx_pause = 1;
519 val = QLCRD32(adapter, QLCNIC_NIU_XG_PAUSE_CTL);
520 if (port == 0)
521 pause->tx_pause = !(qlcnic_xg_get_xg0_mask(val));
522 else
523 pause->tx_pause = !(qlcnic_xg_get_xg1_mask(val));
524 } else {
525 dev_err(&netdev->dev, "Unknown board type: %x\n",
526 adapter->ahw.port_type);
527 }
528 }
529
530 static int
531 qlcnic_set_pauseparam(struct net_device *netdev,
532 struct ethtool_pauseparam *pause)
533 {
534 struct qlcnic_adapter *adapter = netdev_priv(netdev);
535 int port = adapter->physical_port;
536 __u32 val;
537
538 /* read mode */
539 if (adapter->ahw.port_type == QLCNIC_GBE) {
540 if ((port < 0) || (port > QLCNIC_NIU_MAX_GBE_PORTS))
541 return -EIO;
542 /* set flow control */
543 val = QLCRD32(adapter, QLCNIC_NIU_GB_MAC_CONFIG_0(port));
544
545 if (pause->rx_pause)
546 qlcnic_gb_rx_flowctl(val);
547 else
548 qlcnic_gb_unset_rx_flowctl(val);
549
550 QLCWR32(adapter, QLCNIC_NIU_GB_MAC_CONFIG_0(port),
551 val);
552 /* set autoneg */
553 val = QLCRD32(adapter, QLCNIC_NIU_GB_PAUSE_CTL);
554 switch (port) {
555 case 0:
556 if (pause->tx_pause)
557 qlcnic_gb_unset_gb0_mask(val);
558 else
559 qlcnic_gb_set_gb0_mask(val);
560 break;
561 case 1:
562 if (pause->tx_pause)
563 qlcnic_gb_unset_gb1_mask(val);
564 else
565 qlcnic_gb_set_gb1_mask(val);
566 break;
567 case 2:
568 if (pause->tx_pause)
569 qlcnic_gb_unset_gb2_mask(val);
570 else
571 qlcnic_gb_set_gb2_mask(val);
572 break;
573 case 3:
574 default:
575 if (pause->tx_pause)
576 qlcnic_gb_unset_gb3_mask(val);
577 else
578 qlcnic_gb_set_gb3_mask(val);
579 break;
580 }
581 QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, val);
582 } else if (adapter->ahw.port_type == QLCNIC_XGBE) {
583 if ((port < 0) || (port > QLCNIC_NIU_MAX_XG_PORTS))
584 return -EIO;
585 val = QLCRD32(adapter, QLCNIC_NIU_XG_PAUSE_CTL);
586 if (port == 0) {
587 if (pause->tx_pause)
588 qlcnic_xg_unset_xg0_mask(val);
589 else
590 qlcnic_xg_set_xg0_mask(val);
591 } else {
592 if (pause->tx_pause)
593 qlcnic_xg_unset_xg1_mask(val);
594 else
595 qlcnic_xg_set_xg1_mask(val);
596 }
597 QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, val);
598 } else {
599 dev_err(&netdev->dev, "Unknown board type: %x\n",
600 adapter->ahw.port_type);
601 }
602 return 0;
603 }
604
605 static int qlcnic_reg_test(struct net_device *dev)
606 {
607 struct qlcnic_adapter *adapter = netdev_priv(dev);
608 u32 data_read;
609
610 data_read = QLCRD32(adapter, QLCNIC_PCIX_PH_REG(0));
611 if ((data_read & 0xffff) != adapter->pdev->vendor)
612 return 1;
613
614 return 0;
615 }
616
617 static int qlcnic_get_sset_count(struct net_device *dev, int sset)
618 {
619 switch (sset) {
620 case ETH_SS_TEST:
621 return QLCNIC_TEST_LEN;
622 case ETH_SS_STATS:
623 return QLCNIC_STATS_LEN;
624 default:
625 return -EOPNOTSUPP;
626 }
627 }
628
629 #define QLC_ILB_PKT_SIZE 64
630
631 static void qlcnic_create_loopback_buff(unsigned char *data)
632 {
633 unsigned char random_data[] = {0xa8, 0x06, 0x45, 0x00};
634 memset(data, 0x4e, QLC_ILB_PKT_SIZE);
635 memset(data, 0xff, 12);
636 memcpy(data + 12, random_data, sizeof(random_data));
637 }
638
639 int qlcnic_check_loopback_buff(unsigned char *data)
640 {
641 unsigned char buff[QLC_ILB_PKT_SIZE];
642 qlcnic_create_loopback_buff(buff);
643 return memcmp(data, buff, QLC_ILB_PKT_SIZE);
644 }
645
646 static int qlcnic_do_ilb_test(struct qlcnic_adapter *adapter)
647 {
648 struct qlcnic_recv_context *recv_ctx = &adapter->recv_ctx;
649 struct qlcnic_host_sds_ring *sds_ring = &recv_ctx->sds_rings[0];
650 struct sk_buff *skb;
651 int i;
652
653 for (i = 0; i < 16; i++) {
654 skb = dev_alloc_skb(QLC_ILB_PKT_SIZE);
655 qlcnic_create_loopback_buff(skb->data);
656 skb_put(skb, QLC_ILB_PKT_SIZE);
657
658 adapter->diag_cnt = 0;
659
660 qlcnic_xmit_frame(skb, adapter->netdev);
661
662 msleep(5);
663
664 qlcnic_process_rcv_ring_diag(sds_ring);
665
666 dev_kfree_skb_any(skb);
667 if (!adapter->diag_cnt)
668 return -1;
669 }
670 return 0;
671 }
672
673 static int qlcnic_loopback_test(struct net_device *netdev)
674 {
675 struct qlcnic_adapter *adapter = netdev_priv(netdev);
676 int max_sds_rings = adapter->max_sds_rings;
677 int ret;
678
679 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
680 return -EIO;
681
682 ret = qlcnic_diag_alloc_res(netdev, QLCNIC_LOOPBACK_TEST);
683 if (ret)
684 goto clear_it;
685
686 ret = qlcnic_set_ilb_mode(adapter);
687 if (ret)
688 goto done;
689
690 ret = qlcnic_do_ilb_test(adapter);
691
692 qlcnic_clear_ilb_mode(adapter);
693
694 done:
695 qlcnic_diag_free_res(netdev, max_sds_rings);
696
697 clear_it:
698 adapter->max_sds_rings = max_sds_rings;
699 clear_bit(__QLCNIC_RESETTING, &adapter->state);
700 return ret;
701 }
702
703 static int qlcnic_irq_test(struct net_device *netdev)
704 {
705 struct qlcnic_adapter *adapter = netdev_priv(netdev);
706 int max_sds_rings = adapter->max_sds_rings;
707 int ret;
708
709 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
710 return -EIO;
711
712 ret = qlcnic_diag_alloc_res(netdev, QLCNIC_INTERRUPT_TEST);
713 if (ret)
714 goto clear_it;
715
716 adapter->diag_cnt = 0;
717 ret = qlcnic_issue_cmd(adapter, adapter->ahw.pci_func,
718 QLCHAL_VERSION, adapter->portnum, 0, 0, 0x00000011);
719 if (ret)
720 goto done;
721
722 msleep(10);
723
724 ret = !adapter->diag_cnt;
725
726 done:
727 qlcnic_diag_free_res(netdev, max_sds_rings);
728
729 clear_it:
730 adapter->max_sds_rings = max_sds_rings;
731 clear_bit(__QLCNIC_RESETTING, &adapter->state);
732 return ret;
733 }
734
735 static void
736 qlcnic_diag_test(struct net_device *dev, struct ethtool_test *eth_test,
737 u64 *data)
738 {
739 memset(data, 0, sizeof(u64) * QLCNIC_TEST_LEN);
740
741 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
742 data[2] = qlcnic_irq_test(dev);
743 if (data[2])
744 eth_test->flags |= ETH_TEST_FL_FAILED;
745
746 data[3] = qlcnic_loopback_test(dev);
747 if (data[3])
748 eth_test->flags |= ETH_TEST_FL_FAILED;
749
750 }
751
752 data[0] = qlcnic_reg_test(dev);
753 if (data[0])
754 eth_test->flags |= ETH_TEST_FL_FAILED;
755
756 /* link test */
757 data[1] = (u64) qlcnic_test_link(dev);
758 if (data[1])
759 eth_test->flags |= ETH_TEST_FL_FAILED;
760 }
761
762 static void
763 qlcnic_get_strings(struct net_device *dev, u32 stringset, u8 * data)
764 {
765 int index;
766
767 switch (stringset) {
768 case ETH_SS_TEST:
769 memcpy(data, *qlcnic_gstrings_test,
770 QLCNIC_TEST_LEN * ETH_GSTRING_LEN);
771 break;
772 case ETH_SS_STATS:
773 for (index = 0; index < QLCNIC_STATS_LEN; index++) {
774 memcpy(data + index * ETH_GSTRING_LEN,
775 qlcnic_gstrings_stats[index].stat_string,
776 ETH_GSTRING_LEN);
777 }
778 break;
779 }
780 }
781
782 static void
783 qlcnic_get_ethtool_stats(struct net_device *dev,
784 struct ethtool_stats *stats, u64 * data)
785 {
786 struct qlcnic_adapter *adapter = netdev_priv(dev);
787 int index;
788
789 for (index = 0; index < QLCNIC_STATS_LEN; index++) {
790 char *p =
791 (char *)adapter +
792 qlcnic_gstrings_stats[index].stat_offset;
793 data[index] =
794 (qlcnic_gstrings_stats[index].sizeof_stat ==
795 sizeof(u64)) ? *(u64 *)p:(*(u32 *)p);
796 }
797 }
798
799 static u32 qlcnic_get_tx_csum(struct net_device *dev)
800 {
801 return dev->features & NETIF_F_IP_CSUM;
802 }
803
804 static u32 qlcnic_get_rx_csum(struct net_device *dev)
805 {
806 struct qlcnic_adapter *adapter = netdev_priv(dev);
807 return adapter->rx_csum;
808 }
809
810 static int qlcnic_set_rx_csum(struct net_device *dev, u32 data)
811 {
812 struct qlcnic_adapter *adapter = netdev_priv(dev);
813 adapter->rx_csum = !!data;
814 return 0;
815 }
816
817 static u32 qlcnic_get_tso(struct net_device *dev)
818 {
819 return (dev->features & (NETIF_F_TSO | NETIF_F_TSO6)) != 0;
820 }
821
822 static int qlcnic_set_tso(struct net_device *dev, u32 data)
823 {
824 if (data)
825 dev->features |= (NETIF_F_TSO | NETIF_F_TSO6);
826 else
827 dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6);
828
829 return 0;
830 }
831
832 static int qlcnic_blink_led(struct net_device *dev, u32 val)
833 {
834 struct qlcnic_adapter *adapter = netdev_priv(dev);
835 int ret;
836
837 ret = qlcnic_config_led(adapter, 1, 0xf);
838 if (ret) {
839 dev_err(&adapter->pdev->dev,
840 "Failed to set LED blink state.\n");
841 return ret;
842 }
843
844 msleep_interruptible(val * 1000);
845
846 ret = qlcnic_config_led(adapter, 0, 0xf);
847 if (ret) {
848 dev_err(&adapter->pdev->dev,
849 "Failed to reset LED blink state.\n");
850 return ret;
851 }
852
853 return 0;
854 }
855
856 static void
857 qlcnic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
858 {
859 struct qlcnic_adapter *adapter = netdev_priv(dev);
860 u32 wol_cfg;
861
862 wol->supported = 0;
863 wol->wolopts = 0;
864
865 wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG_NV);
866 if (wol_cfg & (1UL << adapter->portnum))
867 wol->supported |= WAKE_MAGIC;
868
869 wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG);
870 if (wol_cfg & (1UL << adapter->portnum))
871 wol->wolopts |= WAKE_MAGIC;
872 }
873
874 static int
875 qlcnic_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
876 {
877 struct qlcnic_adapter *adapter = netdev_priv(dev);
878 u32 wol_cfg;
879
880 if (wol->wolopts & ~WAKE_MAGIC)
881 return -EOPNOTSUPP;
882
883 wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG_NV);
884 if (!(wol_cfg & (1 << adapter->portnum)))
885 return -EOPNOTSUPP;
886
887 wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG);
888 if (wol->wolopts & WAKE_MAGIC)
889 wol_cfg |= 1UL << adapter->portnum;
890 else
891 wol_cfg &= ~(1UL << adapter->portnum);
892
893 QLCWR32(adapter, QLCNIC_WOL_CONFIG, wol_cfg);
894
895 return 0;
896 }
897
898 /*
899 * Set the coalescing parameters. Currently only normal is supported.
900 * If rx_coalesce_usecs == 0 or rx_max_coalesced_frames == 0 then set the
901 * firmware coalescing to default.
902 */
903 static int qlcnic_set_intr_coalesce(struct net_device *netdev,
904 struct ethtool_coalesce *ethcoal)
905 {
906 struct qlcnic_adapter *adapter = netdev_priv(netdev);
907
908 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
909 return -EINVAL;
910
911 /*
912 * Return Error if unsupported values or
913 * unsupported parameters are set.
914 */
915 if (ethcoal->rx_coalesce_usecs > 0xffff ||
916 ethcoal->rx_max_coalesced_frames > 0xffff ||
917 ethcoal->tx_coalesce_usecs > 0xffff ||
918 ethcoal->tx_max_coalesced_frames > 0xffff ||
919 ethcoal->rx_coalesce_usecs_irq ||
920 ethcoal->rx_max_coalesced_frames_irq ||
921 ethcoal->tx_coalesce_usecs_irq ||
922 ethcoal->tx_max_coalesced_frames_irq ||
923 ethcoal->stats_block_coalesce_usecs ||
924 ethcoal->use_adaptive_rx_coalesce ||
925 ethcoal->use_adaptive_tx_coalesce ||
926 ethcoal->pkt_rate_low ||
927 ethcoal->rx_coalesce_usecs_low ||
928 ethcoal->rx_max_coalesced_frames_low ||
929 ethcoal->tx_coalesce_usecs_low ||
930 ethcoal->tx_max_coalesced_frames_low ||
931 ethcoal->pkt_rate_high ||
932 ethcoal->rx_coalesce_usecs_high ||
933 ethcoal->rx_max_coalesced_frames_high ||
934 ethcoal->tx_coalesce_usecs_high ||
935 ethcoal->tx_max_coalesced_frames_high)
936 return -EINVAL;
937
938 if (!ethcoal->rx_coalesce_usecs ||
939 !ethcoal->rx_max_coalesced_frames) {
940 adapter->coal.flags = QLCNIC_INTR_DEFAULT;
941 adapter->coal.normal.data.rx_time_us =
942 QLCNIC_DEFAULT_INTR_COALESCE_RX_TIME_US;
943 adapter->coal.normal.data.rx_packets =
944 QLCNIC_DEFAULT_INTR_COALESCE_RX_PACKETS;
945 } else {
946 adapter->coal.flags = 0;
947 adapter->coal.normal.data.rx_time_us =
948 ethcoal->rx_coalesce_usecs;
949 adapter->coal.normal.data.rx_packets =
950 ethcoal->rx_max_coalesced_frames;
951 }
952 adapter->coal.normal.data.tx_time_us = ethcoal->tx_coalesce_usecs;
953 adapter->coal.normal.data.tx_packets =
954 ethcoal->tx_max_coalesced_frames;
955
956 qlcnic_config_intr_coalesce(adapter);
957
958 return 0;
959 }
960
961 static int qlcnic_get_intr_coalesce(struct net_device *netdev,
962 struct ethtool_coalesce *ethcoal)
963 {
964 struct qlcnic_adapter *adapter = netdev_priv(netdev);
965
966 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
967 return -EINVAL;
968
969 ethcoal->rx_coalesce_usecs = adapter->coal.normal.data.rx_time_us;
970 ethcoal->tx_coalesce_usecs = adapter->coal.normal.data.tx_time_us;
971 ethcoal->rx_max_coalesced_frames =
972 adapter->coal.normal.data.rx_packets;
973 ethcoal->tx_max_coalesced_frames =
974 adapter->coal.normal.data.tx_packets;
975
976 return 0;
977 }
978
979 static int qlcnic_set_flags(struct net_device *netdev, u32 data)
980 {
981 struct qlcnic_adapter *adapter = netdev_priv(netdev);
982 int hw_lro;
983
984 if (!(adapter->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO))
985 return -EINVAL;
986
987 ethtool_op_set_flags(netdev, data);
988
989 hw_lro = (data & ETH_FLAG_LRO) ? QLCNIC_LRO_ENABLED : 0;
990
991 if (qlcnic_config_hw_lro(adapter, hw_lro))
992 return -EIO;
993
994 if ((hw_lro == 0) && qlcnic_send_lro_cleanup(adapter))
995 return -EIO;
996
997
998 return 0;
999 }
1000
1001 static u32 qlcnic_get_msglevel(struct net_device *netdev)
1002 {
1003 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1004
1005 return adapter->msg_enable;
1006 }
1007
1008 static void qlcnic_set_msglevel(struct net_device *netdev, u32 msglvl)
1009 {
1010 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1011
1012 adapter->msg_enable = msglvl;
1013 }
1014
1015 const struct ethtool_ops qlcnic_ethtool_ops = {
1016 .get_settings = qlcnic_get_settings,
1017 .set_settings = qlcnic_set_settings,
1018 .get_drvinfo = qlcnic_get_drvinfo,
1019 .get_regs_len = qlcnic_get_regs_len,
1020 .get_regs = qlcnic_get_regs,
1021 .get_link = ethtool_op_get_link,
1022 .get_eeprom_len = qlcnic_get_eeprom_len,
1023 .get_eeprom = qlcnic_get_eeprom,
1024 .get_ringparam = qlcnic_get_ringparam,
1025 .set_ringparam = qlcnic_set_ringparam,
1026 .get_pauseparam = qlcnic_get_pauseparam,
1027 .set_pauseparam = qlcnic_set_pauseparam,
1028 .get_tx_csum = qlcnic_get_tx_csum,
1029 .set_tx_csum = ethtool_op_set_tx_csum,
1030 .set_sg = ethtool_op_set_sg,
1031 .get_tso = qlcnic_get_tso,
1032 .set_tso = qlcnic_set_tso,
1033 .get_wol = qlcnic_get_wol,
1034 .set_wol = qlcnic_set_wol,
1035 .self_test = qlcnic_diag_test,
1036 .get_strings = qlcnic_get_strings,
1037 .get_ethtool_stats = qlcnic_get_ethtool_stats,
1038 .get_sset_count = qlcnic_get_sset_count,
1039 .get_rx_csum = qlcnic_get_rx_csum,
1040 .set_rx_csum = qlcnic_set_rx_csum,
1041 .get_coalesce = qlcnic_get_intr_coalesce,
1042 .set_coalesce = qlcnic_set_intr_coalesce,
1043 .get_flags = ethtool_op_get_flags,
1044 .set_flags = qlcnic_set_flags,
1045 .phys_id = qlcnic_blink_led,
1046 .set_msglevel = qlcnic_set_msglevel,
1047 .get_msglevel = qlcnic_get_msglevel,
1048 };
kernel-based virtual machine