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Merge branch 'kvm-updates/2.6.36' of git://git.kernel.org/pub/scm/virt/kvm/kvm
[linux-2.6/next.git] / drivers / net / qlcnic / qlcnic_ethtool.c
blob9328d59e21e0c6c2ff8011b19eb30f5f041fed5d
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 rxbuf",
73 QLC_SIZEOF(stats.null_rxbuf), QLC_OFF(stats.null_rxbuf)},
74 {"rx dma map error", QLC_SIZEOF(stats.rx_dma_map_error),
75 QLC_OFF(stats.rx_dma_map_error)},
76 {"tx dma map error", QLC_SIZEOF(stats.tx_dma_map_error),
77 QLC_OFF(stats.tx_dma_map_error)},
78
79 };
80
81 #define QLCNIC_STATS_LEN ARRAY_SIZE(qlcnic_gstrings_stats)
82
83 static const char qlcnic_gstrings_test[][ETH_GSTRING_LEN] = {
84 "Register_Test_on_offline",
85 "Link_Test_on_offline",
86 "Interrupt_Test_offline",
87 "Loopback_Test_offline"
88 };
89
90 #define QLCNIC_TEST_LEN ARRAY_SIZE(qlcnic_gstrings_test)
91
92 #define QLCNIC_RING_REGS_COUNT 20
93 #define QLCNIC_RING_REGS_LEN (QLCNIC_RING_REGS_COUNT * sizeof(u32))
94 #define QLCNIC_MAX_EEPROM_LEN 1024
95
96 static const u32 diag_registers[] = {
97 CRB_CMDPEG_STATE,
98 CRB_RCVPEG_STATE,
99 CRB_XG_STATE_P3,
100 CRB_FW_CAPABILITIES_1,
101 ISR_INT_STATE_REG,
102 QLCNIC_CRB_DEV_REF_COUNT,
103 QLCNIC_CRB_DEV_STATE,
104 QLCNIC_CRB_DRV_STATE,
105 QLCNIC_CRB_DRV_SCRATCH,
106 QLCNIC_CRB_DEV_PARTITION_INFO,
107 QLCNIC_CRB_DRV_IDC_VER,
108 QLCNIC_PEG_ALIVE_COUNTER,
109 QLCNIC_PEG_HALT_STATUS1,
110 QLCNIC_PEG_HALT_STATUS2,
111 QLCNIC_CRB_PEG_NET_0+0x3c,
112 QLCNIC_CRB_PEG_NET_1+0x3c,
113 QLCNIC_CRB_PEG_NET_2+0x3c,
114 QLCNIC_CRB_PEG_NET_4+0x3c,
115 -1
116 };
117
118 static int qlcnic_get_regs_len(struct net_device *dev)
119 {
120 return sizeof(diag_registers) + QLCNIC_RING_REGS_LEN;
121 }
122
123 static int qlcnic_get_eeprom_len(struct net_device *dev)
124 {
125 return QLCNIC_FLASH_TOTAL_SIZE;
126 }
127
128 static void
129 qlcnic_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
130 {
131 struct qlcnic_adapter *adapter = netdev_priv(dev);
132 u32 fw_major, fw_minor, fw_build;
133
134 fw_major = QLCRD32(adapter, QLCNIC_FW_VERSION_MAJOR);
135 fw_minor = QLCRD32(adapter, QLCNIC_FW_VERSION_MINOR);
136 fw_build = QLCRD32(adapter, QLCNIC_FW_VERSION_SUB);
137 sprintf(drvinfo->fw_version, "%d.%d.%d", fw_major, fw_minor, fw_build);
138
139 strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
140 strlcpy(drvinfo->driver, qlcnic_driver_name, 32);
141 strlcpy(drvinfo->version, QLCNIC_LINUX_VERSIONID, 32);
142 }
143
144 static int
145 qlcnic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
146 {
147 struct qlcnic_adapter *adapter = netdev_priv(dev);
148 int check_sfp_module = 0;
149 u16 pcifn = adapter->ahw.pci_func;
150
151 /* read which mode */
152 if (adapter->ahw.port_type == QLCNIC_GBE) {
153 ecmd->supported = (SUPPORTED_10baseT_Half |
154 SUPPORTED_10baseT_Full |
155 SUPPORTED_100baseT_Half |
156 SUPPORTED_100baseT_Full |
157 SUPPORTED_1000baseT_Half |
158 SUPPORTED_1000baseT_Full);
159
160 ecmd->advertising = (ADVERTISED_100baseT_Half |
161 ADVERTISED_100baseT_Full |
162 ADVERTISED_1000baseT_Half |
163 ADVERTISED_1000baseT_Full);
164
165 ecmd->speed = adapter->link_speed;
166 ecmd->duplex = adapter->link_duplex;
167 ecmd->autoneg = adapter->link_autoneg;
168
169 } else if (adapter->ahw.port_type == QLCNIC_XGBE) {
170 u32 val;
171
172 val = QLCRD32(adapter, QLCNIC_PORT_MODE_ADDR);
173 if (val == QLCNIC_PORT_MODE_802_3_AP) {
174 ecmd->supported = SUPPORTED_1000baseT_Full;
175 ecmd->advertising = ADVERTISED_1000baseT_Full;
176 } else {
177 ecmd->supported = SUPPORTED_10000baseT_Full;
178 ecmd->advertising = ADVERTISED_10000baseT_Full;
179 }
180
181 if (netif_running(dev) && adapter->has_link_events) {
182 ecmd->speed = adapter->link_speed;
183 ecmd->autoneg = adapter->link_autoneg;
184 ecmd->duplex = adapter->link_duplex;
185 goto skip;
186 }
187
188 val = QLCRD32(adapter, P3_LINK_SPEED_REG(pcifn));
189 ecmd->speed = P3_LINK_SPEED_MHZ *
190 P3_LINK_SPEED_VAL(pcifn, val);
191 ecmd->duplex = DUPLEX_FULL;
192 ecmd->autoneg = AUTONEG_DISABLE;
193 } else
194 return -EIO;
195
196 skip:
197 ecmd->phy_address = adapter->physical_port;
198 ecmd->transceiver = XCVR_EXTERNAL;
199
200 switch (adapter->ahw.board_type) {
201 case QLCNIC_BRDTYPE_P3_REF_QG:
202 case QLCNIC_BRDTYPE_P3_4_GB:
203 case QLCNIC_BRDTYPE_P3_4_GB_MM:
204
205 ecmd->supported |= SUPPORTED_Autoneg;
206 ecmd->advertising |= ADVERTISED_Autoneg;
207 case QLCNIC_BRDTYPE_P3_10G_CX4:
208 case QLCNIC_BRDTYPE_P3_10G_CX4_LP:
209 case QLCNIC_BRDTYPE_P3_10000_BASE_T:
210 ecmd->supported |= SUPPORTED_TP;
211 ecmd->advertising |= ADVERTISED_TP;
212 ecmd->port = PORT_TP;
213 ecmd->autoneg = adapter->link_autoneg;
214 break;
215 case QLCNIC_BRDTYPE_P3_IMEZ:
216 case QLCNIC_BRDTYPE_P3_XG_LOM:
217 case QLCNIC_BRDTYPE_P3_HMEZ:
218 ecmd->supported |= SUPPORTED_MII;
219 ecmd->advertising |= ADVERTISED_MII;
220 ecmd->port = PORT_MII;
221 ecmd->autoneg = AUTONEG_DISABLE;
222 break;
223 case QLCNIC_BRDTYPE_P3_10G_SFP_PLUS:
224 case QLCNIC_BRDTYPE_P3_10G_SFP_CT:
225 case QLCNIC_BRDTYPE_P3_10G_SFP_QT:
226 ecmd->advertising |= ADVERTISED_TP;
227 ecmd->supported |= SUPPORTED_TP;
228 check_sfp_module = netif_running(dev) &&
229 adapter->has_link_events;
230 case QLCNIC_BRDTYPE_P3_10G_XFP:
231 ecmd->supported |= SUPPORTED_FIBRE;
232 ecmd->advertising |= ADVERTISED_FIBRE;
233 ecmd->port = PORT_FIBRE;
234 ecmd->autoneg = AUTONEG_DISABLE;
235 break;
236 case QLCNIC_BRDTYPE_P3_10G_TP:
237 if (adapter->ahw.port_type == QLCNIC_XGBE) {
238 ecmd->autoneg = AUTONEG_DISABLE;
239 ecmd->supported |= (SUPPORTED_FIBRE | SUPPORTED_TP);
240 ecmd->advertising |=
241 (ADVERTISED_FIBRE | ADVERTISED_TP);
242 ecmd->port = PORT_FIBRE;
243 check_sfp_module = netif_running(dev) &&
244 adapter->has_link_events;
245 } else {
246 ecmd->autoneg = AUTONEG_ENABLE;
247 ecmd->supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
248 ecmd->advertising |=
249 (ADVERTISED_TP | ADVERTISED_Autoneg);
250 ecmd->port = PORT_TP;
251 }
252 break;
253 default:
254 dev_err(&adapter->pdev->dev, "Unsupported board model %d\n",
255 adapter->ahw.board_type);
256 return -EIO;
257 }
258
259 if (check_sfp_module) {
260 switch (adapter->module_type) {
261 case LINKEVENT_MODULE_OPTICAL_UNKNOWN:
262 case LINKEVENT_MODULE_OPTICAL_SRLR:
263 case LINKEVENT_MODULE_OPTICAL_LRM:
264 case LINKEVENT_MODULE_OPTICAL_SFP_1G:
265 ecmd->port = PORT_FIBRE;
266 break;
267 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE:
268 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN:
269 case LINKEVENT_MODULE_TWINAX:
270 ecmd->port = PORT_TP;
271 break;
272 default:
273 ecmd->port = PORT_OTHER;
274 }
275 }
276
277 return 0;
278 }
279
280 static int
281 qlcnic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
282 {
283 struct qlcnic_adapter *adapter = netdev_priv(dev);
284 __u32 status;
285
286 /* read which mode */
287 if (adapter->ahw.port_type == QLCNIC_GBE) {
288 /* autonegotiation */
289 if (qlcnic_fw_cmd_set_phy(adapter,
290 QLCNIC_NIU_GB_MII_MGMT_ADDR_AUTONEG,
291 ecmd->autoneg) != 0)
292 return -EIO;
293 else
294 adapter->link_autoneg = ecmd->autoneg;
295
296 if (qlcnic_fw_cmd_query_phy(adapter,
297 QLCNIC_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
298 &status) != 0)
299 return -EIO;
300
301 switch (ecmd->speed) {
302 case SPEED_10:
303 qlcnic_set_phy_speed(status, 0);
304 break;
305 case SPEED_100:
306 qlcnic_set_phy_speed(status, 1);
307 break;
308 case SPEED_1000:
309 qlcnic_set_phy_speed(status, 2);
310 break;
311 }
312
313 if (ecmd->duplex == DUPLEX_HALF)
314 qlcnic_clear_phy_duplex(status);
315 if (ecmd->duplex == DUPLEX_FULL)
316 qlcnic_set_phy_duplex(status);
317 if (qlcnic_fw_cmd_set_phy(adapter,
318 QLCNIC_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
319 *((int *)&status)) != 0)
320 return -EIO;
321 else {
322 adapter->link_speed = ecmd->speed;
323 adapter->link_duplex = ecmd->duplex;
324 }
325 } else
326 return -EOPNOTSUPP;
327
328 if (!netif_running(dev))
329 return 0;
330
331 dev->netdev_ops->ndo_stop(dev);
332 return dev->netdev_ops->ndo_open(dev);
333 }
334
335 static void
336 qlcnic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
337 {
338 struct qlcnic_adapter *adapter = netdev_priv(dev);
339 struct qlcnic_recv_context *recv_ctx = &adapter->recv_ctx;
340 struct qlcnic_host_sds_ring *sds_ring;
341 u32 *regs_buff = p;
342 int ring, i = 0;
343
344 memset(p, 0, qlcnic_get_regs_len(dev));
345 regs->version = (1 << 24) | (adapter->ahw.revision_id << 16) |
346 (adapter->pdev)->device;
347
348 for (i = 0; diag_registers[i] != -1; i++)
349 regs_buff[i] = QLCRD32(adapter, diag_registers[i]);
350
351 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
352 return;
353
354 regs_buff[i++] = 0xFFEFCDAB; /* Marker btw regs and ring count*/
355
356 regs_buff[i++] = 1; /* No. of tx ring */
357 regs_buff[i++] = le32_to_cpu(*(adapter->tx_ring->hw_consumer));
358 regs_buff[i++] = readl(adapter->tx_ring->crb_cmd_producer);
359
360 regs_buff[i++] = 2; /* No. of rx ring */
361 regs_buff[i++] = readl(recv_ctx->rds_rings[0].crb_rcv_producer);
362 regs_buff[i++] = readl(recv_ctx->rds_rings[1].crb_rcv_producer);
363
364 regs_buff[i++] = adapter->max_sds_rings;
365
366 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
367 sds_ring = &(recv_ctx->sds_rings[ring]);
368 regs_buff[i++] = readl(sds_ring->crb_sts_consumer);
369 }
370 }
371
372 static u32 qlcnic_test_link(struct net_device *dev)
373 {
374 struct qlcnic_adapter *adapter = netdev_priv(dev);
375 u32 val;
376
377 val = QLCRD32(adapter, CRB_XG_STATE_P3);
378 val = XG_LINK_STATE_P3(adapter->ahw.pci_func, val);
379 return (val == XG_LINK_UP_P3) ? 0 : 1;
380 }
381
382 static int
383 qlcnic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
384 u8 *bytes)
385 {
386 struct qlcnic_adapter *adapter = netdev_priv(dev);
387 int offset;
388 int ret;
389
390 if (eeprom->len == 0)
391 return -EINVAL;
392
393 eeprom->magic = (adapter->pdev)->vendor |
394 ((adapter->pdev)->device << 16);
395 offset = eeprom->offset;
396
397 ret = qlcnic_rom_fast_read_words(adapter, offset, bytes,
398 eeprom->len);
399 if (ret < 0)
400 return ret;
401
402 return 0;
403 }
404
405 static void
406 qlcnic_get_ringparam(struct net_device *dev,
407 struct ethtool_ringparam *ring)
408 {
409 struct qlcnic_adapter *adapter = netdev_priv(dev);
410
411 ring->rx_pending = adapter->num_rxd;
412 ring->rx_jumbo_pending = adapter->num_jumbo_rxd;
413 ring->tx_pending = adapter->num_txd;
414
415 if (adapter->ahw.port_type == QLCNIC_GBE) {
416 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_1G;
417 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_1G;
418 } else {
419 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_10G;
420 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_10G;
421 }
422
423 ring->tx_max_pending = MAX_CMD_DESCRIPTORS;
424
425 ring->rx_mini_max_pending = 0;
426 ring->rx_mini_pending = 0;
427 }
428
429 static u32
430 qlcnic_validate_ringparam(u32 val, u32 min, u32 max, char *r_name)
431 {
432 u32 num_desc;
433 num_desc = max(val, min);
434 num_desc = min(num_desc, max);
435 num_desc = roundup_pow_of_two(num_desc);
436
437 if (val != num_desc) {
438 printk(KERN_INFO "%s: setting %s ring size %d instead of %d\n",
439 qlcnic_driver_name, r_name, num_desc, val);
440 }
441
442 return num_desc;
443 }
444
445 static int
446 qlcnic_set_ringparam(struct net_device *dev,
447 struct ethtool_ringparam *ring)
448 {
449 struct qlcnic_adapter *adapter = netdev_priv(dev);
450 u16 max_rcv_desc = MAX_RCV_DESCRIPTORS_10G;
451 u16 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
452 u16 num_rxd, num_jumbo_rxd, num_txd;
453
454
455 if (ring->rx_mini_pending)
456 return -EOPNOTSUPP;
457
458 if (adapter->ahw.port_type == QLCNIC_GBE) {
459 max_rcv_desc = MAX_RCV_DESCRIPTORS_1G;
460 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
461 }
462
463 num_rxd = qlcnic_validate_ringparam(ring->rx_pending,
464 MIN_RCV_DESCRIPTORS, max_rcv_desc, "rx");
465
466 num_jumbo_rxd = qlcnic_validate_ringparam(ring->rx_jumbo_pending,
467 MIN_JUMBO_DESCRIPTORS, max_jumbo_desc, "rx jumbo");
468
469 num_txd = qlcnic_validate_ringparam(ring->tx_pending,
470 MIN_CMD_DESCRIPTORS, MAX_CMD_DESCRIPTORS, "tx");
471
472 if (num_rxd == adapter->num_rxd && num_txd == adapter->num_txd &&
473 num_jumbo_rxd == adapter->num_jumbo_rxd)
474 return 0;
475
476 adapter->num_rxd = num_rxd;
477 adapter->num_jumbo_rxd = num_jumbo_rxd;
478 adapter->num_txd = num_txd;
479
480 return qlcnic_reset_context(adapter);
481 }
482
483 static void
484 qlcnic_get_pauseparam(struct net_device *netdev,
485 struct ethtool_pauseparam *pause)
486 {
487 struct qlcnic_adapter *adapter = netdev_priv(netdev);
488 int port = adapter->physical_port;
489 __u32 val;
490
491 if (adapter->ahw.port_type == QLCNIC_GBE) {
492 if ((port < 0) || (port > QLCNIC_NIU_MAX_GBE_PORTS))
493 return;
494 /* get flow control settings */
495 val = QLCRD32(adapter, QLCNIC_NIU_GB_MAC_CONFIG_0(port));
496 pause->rx_pause = qlcnic_gb_get_rx_flowctl(val);
497 val = QLCRD32(adapter, QLCNIC_NIU_GB_PAUSE_CTL);
498 switch (port) {
499 case 0:
500 pause->tx_pause = !(qlcnic_gb_get_gb0_mask(val));
501 break;
502 case 1:
503 pause->tx_pause = !(qlcnic_gb_get_gb1_mask(val));
504 break;
505 case 2:
506 pause->tx_pause = !(qlcnic_gb_get_gb2_mask(val));
507 break;
508 case 3:
509 default:
510 pause->tx_pause = !(qlcnic_gb_get_gb3_mask(val));
511 break;
512 }
513 } else if (adapter->ahw.port_type == QLCNIC_XGBE) {
514 if ((port < 0) || (port > QLCNIC_NIU_MAX_XG_PORTS))
515 return;
516 pause->rx_pause = 1;
517 val = QLCRD32(adapter, QLCNIC_NIU_XG_PAUSE_CTL);
518 if (port == 0)
519 pause->tx_pause = !(qlcnic_xg_get_xg0_mask(val));
520 else
521 pause->tx_pause = !(qlcnic_xg_get_xg1_mask(val));
522 } else {
523 dev_err(&netdev->dev, "Unknown board type: %x\n",
524 adapter->ahw.port_type);
525 }
526 }
527
528 static int
529 qlcnic_set_pauseparam(struct net_device *netdev,
530 struct ethtool_pauseparam *pause)
531 {
532 struct qlcnic_adapter *adapter = netdev_priv(netdev);
533 int port = adapter->physical_port;
534 __u32 val;
535
536 /* read mode */
537 if (adapter->ahw.port_type == QLCNIC_GBE) {
538 if ((port < 0) || (port > QLCNIC_NIU_MAX_GBE_PORTS))
539 return -EIO;
540 /* set flow control */
541 val = QLCRD32(adapter, QLCNIC_NIU_GB_MAC_CONFIG_0(port));
542
543 if (pause->rx_pause)
544 qlcnic_gb_rx_flowctl(val);
545 else
546 qlcnic_gb_unset_rx_flowctl(val);
547
548 QLCWR32(adapter, QLCNIC_NIU_GB_MAC_CONFIG_0(port),
549 val);
550 /* set autoneg */
551 val = QLCRD32(adapter, QLCNIC_NIU_GB_PAUSE_CTL);
552 switch (port) {
553 case 0:
554 if (pause->tx_pause)
555 qlcnic_gb_unset_gb0_mask(val);
556 else
557 qlcnic_gb_set_gb0_mask(val);
558 break;
559 case 1:
560 if (pause->tx_pause)
561 qlcnic_gb_unset_gb1_mask(val);
562 else
563 qlcnic_gb_set_gb1_mask(val);
564 break;
565 case 2:
566 if (pause->tx_pause)
567 qlcnic_gb_unset_gb2_mask(val);
568 else
569 qlcnic_gb_set_gb2_mask(val);
570 break;
571 case 3:
572 default:
573 if (pause->tx_pause)
574 qlcnic_gb_unset_gb3_mask(val);
575 else
576 qlcnic_gb_set_gb3_mask(val);
577 break;
578 }
579 QLCWR32(adapter, QLCNIC_NIU_GB_PAUSE_CTL, val);
580 } else if (adapter->ahw.port_type == QLCNIC_XGBE) {
581 if (!pause->rx_pause || pause->autoneg)
582 return -EOPNOTSUPP;
583
584 if ((port < 0) || (port > QLCNIC_NIU_MAX_XG_PORTS))
585 return -EIO;
586
587 val = QLCRD32(adapter, QLCNIC_NIU_XG_PAUSE_CTL);
588 if (port == 0) {
589 if (pause->tx_pause)
590 qlcnic_xg_unset_xg0_mask(val);
591 else
592 qlcnic_xg_set_xg0_mask(val);
593 } else {
594 if (pause->tx_pause)
595 qlcnic_xg_unset_xg1_mask(val);
596 else
597 qlcnic_xg_set_xg1_mask(val);
598 }
599 QLCWR32(adapter, QLCNIC_NIU_XG_PAUSE_CTL, val);
600 } else {
601 dev_err(&netdev->dev, "Unknown board type: %x\n",
602 adapter->ahw.port_type);
603 }
604 return 0;
605 }
606
607 static int qlcnic_reg_test(struct net_device *dev)
608 {
609 struct qlcnic_adapter *adapter = netdev_priv(dev);
610 u32 data_read;
611
612 data_read = QLCRD32(adapter, QLCNIC_PCIX_PH_REG(0));
613 if ((data_read & 0xffff) != adapter->pdev->vendor)
614 return 1;
615
616 return 0;
617 }
618
619 static int qlcnic_get_sset_count(struct net_device *dev, int sset)
620 {
621 switch (sset) {
622 case ETH_SS_TEST:
623 return QLCNIC_TEST_LEN;
624 case ETH_SS_STATS:
625 return QLCNIC_STATS_LEN;
626 default:
627 return -EOPNOTSUPP;
628 }
629 }
630
631 #define QLC_ILB_PKT_SIZE 64
632
633 static void qlcnic_create_loopback_buff(unsigned char *data)
634 {
635 unsigned char random_data[] = {0xa8, 0x06, 0x45, 0x00};
636 memset(data, 0x4e, QLC_ILB_PKT_SIZE);
637 memset(data, 0xff, 12);
638 memcpy(data + 12, random_data, sizeof(random_data));
639 }
640
641 int qlcnic_check_loopback_buff(unsigned char *data)
642 {
643 unsigned char buff[QLC_ILB_PKT_SIZE];
644 qlcnic_create_loopback_buff(buff);
645 return memcmp(data, buff, QLC_ILB_PKT_SIZE);
646 }
647
648 static int qlcnic_do_ilb_test(struct qlcnic_adapter *adapter)
649 {
650 struct qlcnic_recv_context *recv_ctx = &adapter->recv_ctx;
651 struct qlcnic_host_sds_ring *sds_ring = &recv_ctx->sds_rings[0];
652 struct sk_buff *skb;
653 int i;
654
655 for (i = 0; i < 16; i++) {
656 skb = dev_alloc_skb(QLC_ILB_PKT_SIZE);
657 qlcnic_create_loopback_buff(skb->data);
658 skb_put(skb, QLC_ILB_PKT_SIZE);
659
660 adapter->diag_cnt = 0;
661
662 qlcnic_xmit_frame(skb, adapter->netdev);
663
664 msleep(5);
665
666 qlcnic_process_rcv_ring_diag(sds_ring);
667
668 dev_kfree_skb_any(skb);
669 if (!adapter->diag_cnt)
670 return -1;
671 }
672 return 0;
673 }
674
675 static int qlcnic_loopback_test(struct net_device *netdev)
676 {
677 struct qlcnic_adapter *adapter = netdev_priv(netdev);
678 int max_sds_rings = adapter->max_sds_rings;
679 int ret;
680
681 if (adapter->op_mode == QLCNIC_NON_PRIV_FUNC) {
682 dev_warn(&adapter->pdev->dev, "Loopback test not supported"
683 "for non privilege function\n");
684 return 0;
685 }
686
687 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
688 return -EIO;
689
690 ret = qlcnic_diag_alloc_res(netdev, QLCNIC_LOOPBACK_TEST);
691 if (ret)
692 goto clear_it;
693
694 ret = qlcnic_set_ilb_mode(adapter);
695 if (ret)
696 goto done;
697
698 ret = qlcnic_do_ilb_test(adapter);
699
700 qlcnic_clear_ilb_mode(adapter);
701
702 done:
703 qlcnic_diag_free_res(netdev, max_sds_rings);
704
705 clear_it:
706 adapter->max_sds_rings = max_sds_rings;
707 clear_bit(__QLCNIC_RESETTING, &adapter->state);
708 return ret;
709 }
710
711 static int qlcnic_irq_test(struct net_device *netdev)
712 {
713 struct qlcnic_adapter *adapter = netdev_priv(netdev);
714 int max_sds_rings = adapter->max_sds_rings;
715 int ret;
716
717 if (test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
718 return -EIO;
719
720 ret = qlcnic_diag_alloc_res(netdev, QLCNIC_INTERRUPT_TEST);
721 if (ret)
722 goto clear_it;
723
724 adapter->diag_cnt = 0;
725 ret = qlcnic_issue_cmd(adapter, adapter->ahw.pci_func,
726 adapter->fw_hal_version, adapter->portnum,
727 0, 0, 0x00000011);
728 if (ret)
729 goto done;
730
731 msleep(10);
732
733 ret = !adapter->diag_cnt;
734
735 done:
736 qlcnic_diag_free_res(netdev, max_sds_rings);
737
738 clear_it:
739 adapter->max_sds_rings = max_sds_rings;
740 clear_bit(__QLCNIC_RESETTING, &adapter->state);
741 return ret;
742 }
743
744 static void
745 qlcnic_diag_test(struct net_device *dev, struct ethtool_test *eth_test,
746 u64 *data)
747 {
748 memset(data, 0, sizeof(u64) * QLCNIC_TEST_LEN);
749
750 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
751 data[2] = qlcnic_irq_test(dev);
752 if (data[2])
753 eth_test->flags |= ETH_TEST_FL_FAILED;
754
755 data[3] = qlcnic_loopback_test(dev);
756 if (data[3])
757 eth_test->flags |= ETH_TEST_FL_FAILED;
758
759 }
760
761 data[0] = qlcnic_reg_test(dev);
762 if (data[0])
763 eth_test->flags |= ETH_TEST_FL_FAILED;
764
765 /* link test */
766 data[1] = (u64) qlcnic_test_link(dev);
767 if (data[1])
768 eth_test->flags |= ETH_TEST_FL_FAILED;
769 }
770
771 static void
772 qlcnic_get_strings(struct net_device *dev, u32 stringset, u8 * data)
773 {
774 int index;
775
776 switch (stringset) {
777 case ETH_SS_TEST:
778 memcpy(data, *qlcnic_gstrings_test,
779 QLCNIC_TEST_LEN * ETH_GSTRING_LEN);
780 break;
781 case ETH_SS_STATS:
782 for (index = 0; index < QLCNIC_STATS_LEN; index++) {
783 memcpy(data + index * ETH_GSTRING_LEN,
784 qlcnic_gstrings_stats[index].stat_string,
785 ETH_GSTRING_LEN);
786 }
787 break;
788 }
789 }
790
791 static void
792 qlcnic_get_ethtool_stats(struct net_device *dev,
793 struct ethtool_stats *stats, u64 * data)
794 {
795 struct qlcnic_adapter *adapter = netdev_priv(dev);
796 int index;
797
798 for (index = 0; index < QLCNIC_STATS_LEN; index++) {
799 char *p =
800 (char *)adapter +
801 qlcnic_gstrings_stats[index].stat_offset;
802 data[index] =
803 (qlcnic_gstrings_stats[index].sizeof_stat ==
804 sizeof(u64)) ? *(u64 *)p:(*(u32 *)p);
805 }
806 }
807
808 static u32 qlcnic_get_tx_csum(struct net_device *dev)
809 {
810 return dev->features & NETIF_F_IP_CSUM;
811 }
812
813 static u32 qlcnic_get_rx_csum(struct net_device *dev)
814 {
815 struct qlcnic_adapter *adapter = netdev_priv(dev);
816 return adapter->rx_csum;
817 }
818
819 static int qlcnic_set_rx_csum(struct net_device *dev, u32 data)
820 {
821 struct qlcnic_adapter *adapter = netdev_priv(dev);
822 adapter->rx_csum = !!data;
823 return 0;
824 }
825
826 static u32 qlcnic_get_tso(struct net_device *dev)
827 {
828 return (dev->features & (NETIF_F_TSO | NETIF_F_TSO6)) != 0;
829 }
830
831 static int qlcnic_set_tso(struct net_device *dev, u32 data)
832 {
833 struct qlcnic_adapter *adapter = netdev_priv(dev);
834 if (!(adapter->capabilities & QLCNIC_FW_CAPABILITY_TSO))
835 return -EOPNOTSUPP;
836 if (data)
837 dev->features |= (NETIF_F_TSO | NETIF_F_TSO6);
838 else
839 dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6);
840
841 return 0;
842 }
843
844 static int qlcnic_blink_led(struct net_device *dev, u32 val)
845 {
846 struct qlcnic_adapter *adapter = netdev_priv(dev);
847 int ret;
848
849 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
850 return -EIO;
851
852 ret = adapter->nic_ops->config_led(adapter, 1, 0xf);
853 if (ret) {
854 dev_err(&adapter->pdev->dev,
855 "Failed to set LED blink state.\n");
856 return ret;
857 }
858
859 msleep_interruptible(val * 1000);
860
861 ret = adapter->nic_ops->config_led(adapter, 0, 0xf);
862 if (ret) {
863 dev_err(&adapter->pdev->dev,
864 "Failed to reset LED blink state.\n");
865 return ret;
866 }
867
868 return 0;
869 }
870
871 static void
872 qlcnic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
873 {
874 struct qlcnic_adapter *adapter = netdev_priv(dev);
875 u32 wol_cfg;
876
877 wol->supported = 0;
878 wol->wolopts = 0;
879
880 wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG_NV);
881 if (wol_cfg & (1UL << adapter->portnum))
882 wol->supported |= WAKE_MAGIC;
883
884 wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG);
885 if (wol_cfg & (1UL << adapter->portnum))
886 wol->wolopts |= WAKE_MAGIC;
887 }
888
889 static int
890 qlcnic_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
891 {
892 struct qlcnic_adapter *adapter = netdev_priv(dev);
893 u32 wol_cfg;
894
895 if (wol->wolopts & ~WAKE_MAGIC)
896 return -EOPNOTSUPP;
897
898 wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG_NV);
899 if (!(wol_cfg & (1 << adapter->portnum)))
900 return -EOPNOTSUPP;
901
902 wol_cfg = QLCRD32(adapter, QLCNIC_WOL_CONFIG);
903 if (wol->wolopts & WAKE_MAGIC)
904 wol_cfg |= 1UL << adapter->portnum;
905 else
906 wol_cfg &= ~(1UL << adapter->portnum);
907
908 QLCWR32(adapter, QLCNIC_WOL_CONFIG, wol_cfg);
909
910 return 0;
911 }
912
913 /*
914 * Set the coalescing parameters. Currently only normal is supported.
915 * If rx_coalesce_usecs == 0 or rx_max_coalesced_frames == 0 then set the
916 * firmware coalescing to default.
917 */
918 static int qlcnic_set_intr_coalesce(struct net_device *netdev,
919 struct ethtool_coalesce *ethcoal)
920 {
921 struct qlcnic_adapter *adapter = netdev_priv(netdev);
922
923 if (!test_bit(__QLCNIC_DEV_UP, &adapter->state))
924 return -EINVAL;
925
926 /*
927 * Return Error if unsupported values or
928 * unsupported parameters are set.
929 */
930 if (ethcoal->rx_coalesce_usecs > 0xffff ||
931 ethcoal->rx_max_coalesced_frames > 0xffff ||
932 ethcoal->tx_coalesce_usecs > 0xffff ||
933 ethcoal->tx_max_coalesced_frames > 0xffff ||
934 ethcoal->rx_coalesce_usecs_irq ||
935 ethcoal->rx_max_coalesced_frames_irq ||
936 ethcoal->tx_coalesce_usecs_irq ||
937 ethcoal->tx_max_coalesced_frames_irq ||
938 ethcoal->stats_block_coalesce_usecs ||
939 ethcoal->use_adaptive_rx_coalesce ||
940 ethcoal->use_adaptive_tx_coalesce ||
941 ethcoal->pkt_rate_low ||
942 ethcoal->rx_coalesce_usecs_low ||
943 ethcoal->rx_max_coalesced_frames_low ||
944 ethcoal->tx_coalesce_usecs_low ||
945 ethcoal->tx_max_coalesced_frames_low ||
946 ethcoal->pkt_rate_high ||
947 ethcoal->rx_coalesce_usecs_high ||
948 ethcoal->rx_max_coalesced_frames_high ||
949 ethcoal->tx_coalesce_usecs_high ||
950 ethcoal->tx_max_coalesced_frames_high)
951 return -EINVAL;
952
953 if (!ethcoal->rx_coalesce_usecs ||
954 !ethcoal->rx_max_coalesced_frames) {
955 adapter->coal.flags = QLCNIC_INTR_DEFAULT;
956 adapter->coal.normal.data.rx_time_us =
957 QLCNIC_DEFAULT_INTR_COALESCE_RX_TIME_US;
958 adapter->coal.normal.data.rx_packets =
959 QLCNIC_DEFAULT_INTR_COALESCE_RX_PACKETS;
960 } else {
961 adapter->coal.flags = 0;
962 adapter->coal.normal.data.rx_time_us =
963 ethcoal->rx_coalesce_usecs;
964 adapter->coal.normal.data.rx_packets =
965 ethcoal->rx_max_coalesced_frames;
966 }
967 adapter->coal.normal.data.tx_time_us = ethcoal->tx_coalesce_usecs;
968 adapter->coal.normal.data.tx_packets =
969 ethcoal->tx_max_coalesced_frames;
970
971 qlcnic_config_intr_coalesce(adapter);
972
973 return 0;
974 }
975
976 static int qlcnic_get_intr_coalesce(struct net_device *netdev,
977 struct ethtool_coalesce *ethcoal)
978 {
979 struct qlcnic_adapter *adapter = netdev_priv(netdev);
980
981 if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
982 return -EINVAL;
983
984 ethcoal->rx_coalesce_usecs = adapter->coal.normal.data.rx_time_us;
985 ethcoal->tx_coalesce_usecs = adapter->coal.normal.data.tx_time_us;
986 ethcoal->rx_max_coalesced_frames =
987 adapter->coal.normal.data.rx_packets;
988 ethcoal->tx_max_coalesced_frames =
989 adapter->coal.normal.data.tx_packets;
990
991 return 0;
992 }
993
994 static int qlcnic_set_flags(struct net_device *netdev, u32 data)
995 {
996 struct qlcnic_adapter *adapter = netdev_priv(netdev);
997 int hw_lro;
998
999 if (data & ~ETH_FLAG_LRO)
1000 return -EINVAL;
1001
1002 if (!(adapter->capabilities & QLCNIC_FW_CAPABILITY_HW_LRO))
1003 return -EINVAL;
1004
1005 if (data & ETH_FLAG_LRO) {
1006 hw_lro = QLCNIC_LRO_ENABLED;
1007 netdev->features |= NETIF_F_LRO;
1008 } else {
1009 hw_lro = 0;
1010 netdev->features &= ~NETIF_F_LRO;
1011 }
1012
1013 if (qlcnic_config_hw_lro(adapter, hw_lro))
1014 return -EIO;
1015
1016 if ((hw_lro == 0) && qlcnic_send_lro_cleanup(adapter))
1017 return -EIO;
1018
1019
1020 return 0;
1021 }
1022
1023 static u32 qlcnic_get_msglevel(struct net_device *netdev)
1024 {
1025 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1026
1027 return adapter->msg_enable;
1028 }
1029
1030 static void qlcnic_set_msglevel(struct net_device *netdev, u32 msglvl)
1031 {
1032 struct qlcnic_adapter *adapter = netdev_priv(netdev);
1033
1034 adapter->msg_enable = msglvl;
1035 }
1036
1037 const struct ethtool_ops qlcnic_ethtool_ops = {
1038 .get_settings = qlcnic_get_settings,
1039 .set_settings = qlcnic_set_settings,
1040 .get_drvinfo = qlcnic_get_drvinfo,
1041 .get_regs_len = qlcnic_get_regs_len,
1042 .get_regs = qlcnic_get_regs,
1043 .get_link = ethtool_op_get_link,
1044 .get_eeprom_len = qlcnic_get_eeprom_len,
1045 .get_eeprom = qlcnic_get_eeprom,
1046 .get_ringparam = qlcnic_get_ringparam,
1047 .set_ringparam = qlcnic_set_ringparam,
1048 .get_pauseparam = qlcnic_get_pauseparam,
1049 .set_pauseparam = qlcnic_set_pauseparam,
1050 .get_tx_csum = qlcnic_get_tx_csum,
1051 .set_tx_csum = ethtool_op_set_tx_csum,
1052 .set_sg = ethtool_op_set_sg,
1053 .get_tso = qlcnic_get_tso,
1054 .set_tso = qlcnic_set_tso,
1055 .get_wol = qlcnic_get_wol,
1056 .set_wol = qlcnic_set_wol,
1057 .self_test = qlcnic_diag_test,
1058 .get_strings = qlcnic_get_strings,
1059 .get_ethtool_stats = qlcnic_get_ethtool_stats,
1060 .get_sset_count = qlcnic_get_sset_count,
1061 .get_rx_csum = qlcnic_get_rx_csum,
1062 .set_rx_csum = qlcnic_set_rx_csum,
1063 .get_coalesce = qlcnic_get_intr_coalesce,
1064 .set_coalesce = qlcnic_set_intr_coalesce,
1065 .get_flags = ethtool_op_get_flags,
1066 .set_flags = qlcnic_set_flags,
1067 .phys_id = qlcnic_blink_led,
1068 .set_msglevel = qlcnic_set_msglevel,
1069 .get_msglevel = qlcnic_get_msglevel,
1070 };
linux-next