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proc: use seq_puts()/seq_putc() where possible
[linux-2.6/next.git] / drivers / net / netxen / netxen_nic_ethtool.c
blob587498e140bb85e746eb1882e47141fd918539d6
1 /*
2 * Copyright (C) 2003 - 2009 NetXen, Inc.
3 * Copyright (C) 2009 - QLogic Corporation.
4 * All rights reserved.
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version 2
9 * of the License, or (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
19 * MA 02111-1307, USA.
20 *
21 * The full GNU General Public License is included in this distribution
22 * in the file called "COPYING".
23 *
24 */
25
26 #include <linux/types.h>
27 #include <linux/delay.h>
28 #include <linux/pci.h>
29 #include <asm/io.h>
30 #include <linux/netdevice.h>
31 #include <linux/ethtool.h>
32
33 #include "netxen_nic.h"
34 #include "netxen_nic_hw.h"
35
36 struct netxen_nic_stats {
37 char stat_string[ETH_GSTRING_LEN];
38 int sizeof_stat;
39 int stat_offset;
40 };
41
42 #define NETXEN_NIC_STAT(m) sizeof(((struct netxen_adapter *)0)->m), \
43 offsetof(struct netxen_adapter, m)
44
45 #define NETXEN_NIC_PORT_WINDOW 0x10000
46 #define NETXEN_NIC_INVALID_DATA 0xDEADBEEF
47
48 static const struct netxen_nic_stats netxen_nic_gstrings_stats[] = {
49 {"xmit_called", NETXEN_NIC_STAT(stats.xmitcalled)},
50 {"xmit_finished", NETXEN_NIC_STAT(stats.xmitfinished)},
51 {"rx_dropped", NETXEN_NIC_STAT(stats.rxdropped)},
52 {"tx_dropped", NETXEN_NIC_STAT(stats.txdropped)},
53 {"csummed", NETXEN_NIC_STAT(stats.csummed)},
54 {"rx_pkts", NETXEN_NIC_STAT(stats.rx_pkts)},
55 {"lro_pkts", NETXEN_NIC_STAT(stats.lro_pkts)},
56 {"rx_bytes", NETXEN_NIC_STAT(stats.rxbytes)},
57 {"tx_bytes", NETXEN_NIC_STAT(stats.txbytes)},
58 };
59
60 #define NETXEN_NIC_STATS_LEN ARRAY_SIZE(netxen_nic_gstrings_stats)
61
62 static const char netxen_nic_gstrings_test[][ETH_GSTRING_LEN] = {
63 "Register_Test_on_offline",
64 "Link_Test_on_offline"
65 };
66
67 #define NETXEN_NIC_TEST_LEN ARRAY_SIZE(netxen_nic_gstrings_test)
68
69 #define NETXEN_NIC_REGS_COUNT 30
70 #define NETXEN_NIC_REGS_LEN (NETXEN_NIC_REGS_COUNT * sizeof(__le32))
71 #define NETXEN_MAX_EEPROM_LEN 1024
72
73 static int netxen_nic_get_eeprom_len(struct net_device *dev)
74 {
75 return NETXEN_FLASH_TOTAL_SIZE;
76 }
77
78 static void
79 netxen_nic_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
80 {
81 struct netxen_adapter *adapter = netdev_priv(dev);
82 u32 fw_major = 0;
83 u32 fw_minor = 0;
84 u32 fw_build = 0;
85
86 strncpy(drvinfo->driver, netxen_nic_driver_name, 32);
87 strncpy(drvinfo->version, NETXEN_NIC_LINUX_VERSIONID, 32);
88 fw_major = NXRD32(adapter, NETXEN_FW_VERSION_MAJOR);
89 fw_minor = NXRD32(adapter, NETXEN_FW_VERSION_MINOR);
90 fw_build = NXRD32(adapter, NETXEN_FW_VERSION_SUB);
91 sprintf(drvinfo->fw_version, "%d.%d.%d", fw_major, fw_minor, fw_build);
92
93 strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
94 drvinfo->regdump_len = NETXEN_NIC_REGS_LEN;
95 drvinfo->eedump_len = netxen_nic_get_eeprom_len(dev);
96 }
97
98 static int
99 netxen_nic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
100 {
101 struct netxen_adapter *adapter = netdev_priv(dev);
102 int check_sfp_module = 0;
103
104 /* read which mode */
105 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
106 ecmd->supported = (SUPPORTED_10baseT_Half |
107 SUPPORTED_10baseT_Full |
108 SUPPORTED_100baseT_Half |
109 SUPPORTED_100baseT_Full |
110 SUPPORTED_1000baseT_Half |
111 SUPPORTED_1000baseT_Full);
112
113 ecmd->advertising = (ADVERTISED_100baseT_Half |
114 ADVERTISED_100baseT_Full |
115 ADVERTISED_1000baseT_Half |
116 ADVERTISED_1000baseT_Full);
117
118 ecmd->port = PORT_TP;
119
120 ecmd->speed = adapter->link_speed;
121 ecmd->duplex = adapter->link_duplex;
122 ecmd->autoneg = adapter->link_autoneg;
123
124 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
125 u32 val;
126
127 val = NXRD32(adapter, NETXEN_PORT_MODE_ADDR);
128 if (val == NETXEN_PORT_MODE_802_3_AP) {
129 ecmd->supported = SUPPORTED_1000baseT_Full;
130 ecmd->advertising = ADVERTISED_1000baseT_Full;
131 } else {
132 ecmd->supported = SUPPORTED_10000baseT_Full;
133 ecmd->advertising = ADVERTISED_10000baseT_Full;
134 }
135
136 if (netif_running(dev) && adapter->has_link_events) {
137 ecmd->speed = adapter->link_speed;
138 ecmd->autoneg = adapter->link_autoneg;
139 ecmd->duplex = adapter->link_duplex;
140 goto skip;
141 }
142
143 ecmd->port = PORT_TP;
144
145 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
146 u16 pcifn = adapter->ahw.pci_func;
147
148 val = NXRD32(adapter, P3_LINK_SPEED_REG(pcifn));
149 ecmd->speed = P3_LINK_SPEED_MHZ *
150 P3_LINK_SPEED_VAL(pcifn, val);
151 } else
152 ecmd->speed = SPEED_10000;
153
154 ecmd->duplex = DUPLEX_FULL;
155 ecmd->autoneg = AUTONEG_DISABLE;
156 } else
157 return -EIO;
158
159 skip:
160 ecmd->phy_address = adapter->physical_port;
161 ecmd->transceiver = XCVR_EXTERNAL;
162
163 switch (adapter->ahw.board_type) {
164 case NETXEN_BRDTYPE_P2_SB35_4G:
165 case NETXEN_BRDTYPE_P2_SB31_2G:
166 case NETXEN_BRDTYPE_P3_REF_QG:
167 case NETXEN_BRDTYPE_P3_4_GB:
168 case NETXEN_BRDTYPE_P3_4_GB_MM:
169
170 ecmd->supported |= SUPPORTED_Autoneg;
171 ecmd->advertising |= ADVERTISED_Autoneg;
172 case NETXEN_BRDTYPE_P2_SB31_10G_CX4:
173 case NETXEN_BRDTYPE_P3_10G_CX4:
174 case NETXEN_BRDTYPE_P3_10G_CX4_LP:
175 case NETXEN_BRDTYPE_P3_10000_BASE_T:
176 ecmd->supported |= SUPPORTED_TP;
177 ecmd->advertising |= ADVERTISED_TP;
178 ecmd->port = PORT_TP;
179 ecmd->autoneg = (adapter->ahw.board_type ==
180 NETXEN_BRDTYPE_P2_SB31_10G_CX4) ?
181 (AUTONEG_DISABLE) : (adapter->link_autoneg);
182 break;
183 case NETXEN_BRDTYPE_P2_SB31_10G_HMEZ:
184 case NETXEN_BRDTYPE_P2_SB31_10G_IMEZ:
185 case NETXEN_BRDTYPE_P3_IMEZ:
186 case NETXEN_BRDTYPE_P3_XG_LOM:
187 case NETXEN_BRDTYPE_P3_HMEZ:
188 ecmd->supported |= SUPPORTED_MII;
189 ecmd->advertising |= ADVERTISED_MII;
190 ecmd->port = PORT_MII;
191 ecmd->autoneg = AUTONEG_DISABLE;
192 break;
193 case NETXEN_BRDTYPE_P3_10G_SFP_PLUS:
194 case NETXEN_BRDTYPE_P3_10G_SFP_CT:
195 case NETXEN_BRDTYPE_P3_10G_SFP_QT:
196 ecmd->advertising |= ADVERTISED_TP;
197 ecmd->supported |= SUPPORTED_TP;
198 check_sfp_module = netif_running(dev) &&
199 adapter->has_link_events;
200 case NETXEN_BRDTYPE_P2_SB31_10G:
201 case NETXEN_BRDTYPE_P3_10G_XFP:
202 ecmd->supported |= SUPPORTED_FIBRE;
203 ecmd->advertising |= ADVERTISED_FIBRE;
204 ecmd->port = PORT_FIBRE;
205 ecmd->autoneg = AUTONEG_DISABLE;
206 break;
207 case NETXEN_BRDTYPE_P3_10G_TP:
208 if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
209 ecmd->autoneg = AUTONEG_DISABLE;
210 ecmd->supported |= (SUPPORTED_FIBRE | SUPPORTED_TP);
211 ecmd->advertising |=
212 (ADVERTISED_FIBRE | ADVERTISED_TP);
213 ecmd->port = PORT_FIBRE;
214 check_sfp_module = netif_running(dev) &&
215 adapter->has_link_events;
216 } else {
217 ecmd->autoneg = AUTONEG_ENABLE;
218 ecmd->supported |= (SUPPORTED_TP |SUPPORTED_Autoneg);
219 ecmd->advertising |=
220 (ADVERTISED_TP | ADVERTISED_Autoneg);
221 ecmd->port = PORT_TP;
222 }
223 break;
224 default:
225 printk(KERN_ERR "netxen-nic: Unsupported board model %d\n",
226 adapter->ahw.board_type);
227 return -EIO;
228 }
229
230 if (check_sfp_module) {
231 switch (adapter->module_type) {
232 case LINKEVENT_MODULE_OPTICAL_UNKNOWN:
233 case LINKEVENT_MODULE_OPTICAL_SRLR:
234 case LINKEVENT_MODULE_OPTICAL_LRM:
235 case LINKEVENT_MODULE_OPTICAL_SFP_1G:
236 ecmd->port = PORT_FIBRE;
237 break;
238 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE:
239 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN:
240 case LINKEVENT_MODULE_TWINAX:
241 ecmd->port = PORT_TP;
242 break;
243 default:
244 ecmd->port = -1;
245 }
246 }
247
248 return 0;
249 }
250
251 static int
252 netxen_nic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
253 {
254 struct netxen_adapter *adapter = netdev_priv(dev);
255 __u32 status;
256
257 /* read which mode */
258 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
259 /* autonegotiation */
260 if (adapter->phy_write &&
261 adapter->phy_write(adapter,
262 NETXEN_NIU_GB_MII_MGMT_ADDR_AUTONEG,
263 ecmd->autoneg) != 0)
264 return -EIO;
265 else
266 adapter->link_autoneg = ecmd->autoneg;
267
268 if (adapter->phy_read &&
269 adapter->phy_read(adapter,
270 NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
271 &status) != 0)
272 return -EIO;
273
274 /* speed */
275 switch (ecmd->speed) {
276 case SPEED_10:
277 netxen_set_phy_speed(status, 0);
278 break;
279 case SPEED_100:
280 netxen_set_phy_speed(status, 1);
281 break;
282 case SPEED_1000:
283 netxen_set_phy_speed(status, 2);
284 break;
285 }
286 /* set duplex mode */
287 if (ecmd->duplex == DUPLEX_HALF)
288 netxen_clear_phy_duplex(status);
289 if (ecmd->duplex == DUPLEX_FULL)
290 netxen_set_phy_duplex(status);
291 if (adapter->phy_write &&
292 adapter->phy_write(adapter,
293 NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
294 *((int *)&status)) != 0)
295 return -EIO;
296 else {
297 adapter->link_speed = ecmd->speed;
298 adapter->link_duplex = ecmd->duplex;
299 }
300 } else
301 return -EOPNOTSUPP;
302
303 if (!netif_running(dev))
304 return 0;
305
306 dev->netdev_ops->ndo_stop(dev);
307 return dev->netdev_ops->ndo_open(dev);
308 }
309
310 static int netxen_nic_get_regs_len(struct net_device *dev)
311 {
312 return NETXEN_NIC_REGS_LEN;
313 }
314
315 static void
316 netxen_nic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
317 {
318 struct netxen_adapter *adapter = netdev_priv(dev);
319 struct netxen_recv_context *recv_ctx = &adapter->recv_ctx;
320 struct nx_host_sds_ring *sds_ring;
321 u32 *regs_buff = p;
322 int ring, i = 0;
323 int port = adapter->physical_port;
324
325 memset(p, 0, NETXEN_NIC_REGS_LEN);
326
327 regs->version = (1 << 24) | (adapter->ahw.revision_id << 16) |
328 (adapter->pdev)->device;
329
330 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
331 return;
332
333 regs_buff[i++] = NXRD32(adapter, CRB_CMDPEG_STATE);
334 regs_buff[i++] = NXRD32(adapter, CRB_RCVPEG_STATE);
335 regs_buff[i++] = NXRD32(adapter, CRB_FW_CAPABILITIES_1);
336 regs_buff[i++] = NXRDIO(adapter, adapter->crb_int_state_reg);
337 regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_REF_COUNT);
338 regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_STATE);
339 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_ALIVE_COUNTER);
340 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS1);
341 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS2);
342
343 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_0+0x3c);
344 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_1+0x3c);
345 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_2+0x3c);
346 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_3+0x3c);
347
348 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
349
350 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_4+0x3c);
351 i += 2;
352
353 regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE_P3);
354 regs_buff[i++] = le32_to_cpu(*(adapter->tx_ring->hw_consumer));
355
356 } else {
357 i++;
358
359 regs_buff[i++] = NXRD32(adapter,
360 NETXEN_NIU_XGE_CONFIG_0+(0x10000*port));
361 regs_buff[i++] = NXRD32(adapter,
362 NETXEN_NIU_XGE_CONFIG_1+(0x10000*port));
363
364 regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE);
365 regs_buff[i++] = NXRDIO(adapter,
366 adapter->tx_ring->crb_cmd_consumer);
367 }
368
369 regs_buff[i++] = NXRDIO(adapter, adapter->tx_ring->crb_cmd_producer);
370
371 regs_buff[i++] = NXRDIO(adapter,
372 recv_ctx->rds_rings[0].crb_rcv_producer);
373 regs_buff[i++] = NXRDIO(adapter,
374 recv_ctx->rds_rings[1].crb_rcv_producer);
375
376 regs_buff[i++] = adapter->max_sds_rings;
377
378 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
379 sds_ring = &(recv_ctx->sds_rings[ring]);
380 regs_buff[i++] = NXRDIO(adapter,
381 sds_ring->crb_sts_consumer);
382 }
383 }
384
385 static u32 netxen_nic_test_link(struct net_device *dev)
386 {
387 struct netxen_adapter *adapter = netdev_priv(dev);
388 u32 val, port;
389
390 port = adapter->physical_port;
391 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
392 val = NXRD32(adapter, CRB_XG_STATE_P3);
393 val = XG_LINK_STATE_P3(adapter->ahw.pci_func, val);
394 return (val == XG_LINK_UP_P3) ? 0 : 1;
395 } else {
396 val = NXRD32(adapter, CRB_XG_STATE);
397 val = (val >> port*8) & 0xff;
398 return (val == XG_LINK_UP) ? 0 : 1;
399 }
400 }
401
402 static int
403 netxen_nic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
404 u8 * bytes)
405 {
406 struct netxen_adapter *adapter = netdev_priv(dev);
407 int offset;
408 int ret;
409
410 if (eeprom->len == 0)
411 return -EINVAL;
412
413 eeprom->magic = (adapter->pdev)->vendor |
414 ((adapter->pdev)->device << 16);
415 offset = eeprom->offset;
416
417 ret = netxen_rom_fast_read_words(adapter, offset, bytes,
418 eeprom->len);
419 if (ret < 0)
420 return ret;
421
422 return 0;
423 }
424
425 static void
426 netxen_nic_get_ringparam(struct net_device *dev,
427 struct ethtool_ringparam *ring)
428 {
429 struct netxen_adapter *adapter = netdev_priv(dev);
430
431 ring->rx_pending = adapter->num_rxd;
432 ring->rx_jumbo_pending = adapter->num_jumbo_rxd;
433 ring->rx_jumbo_pending += adapter->num_lro_rxd;
434 ring->tx_pending = adapter->num_txd;
435
436 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
437 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_1G;
438 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_1G;
439 } else {
440 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_10G;
441 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_10G;
442 }
443
444 ring->tx_max_pending = MAX_CMD_DESCRIPTORS;
445
446 ring->rx_mini_max_pending = 0;
447 ring->rx_mini_pending = 0;
448 }
449
450 static u32
451 netxen_validate_ringparam(u32 val, u32 min, u32 max, char *r_name)
452 {
453 u32 num_desc;
454 num_desc = max(val, min);
455 num_desc = min(num_desc, max);
456 num_desc = roundup_pow_of_two(num_desc);
457
458 if (val != num_desc) {
459 printk(KERN_INFO "%s: setting %s ring size %d instead of %d\n",
460 netxen_nic_driver_name, r_name, num_desc, val);
461 }
462
463 return num_desc;
464 }
465
466 static int
467 netxen_nic_set_ringparam(struct net_device *dev,
468 struct ethtool_ringparam *ring)
469 {
470 struct netxen_adapter *adapter = netdev_priv(dev);
471 u16 max_rcv_desc = MAX_RCV_DESCRIPTORS_10G;
472 u16 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
473 u16 num_rxd, num_jumbo_rxd, num_txd;
474
475 if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
476 return -EOPNOTSUPP;
477
478 if (ring->rx_mini_pending)
479 return -EOPNOTSUPP;
480
481 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
482 max_rcv_desc = MAX_RCV_DESCRIPTORS_1G;
483 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
484 }
485
486 num_rxd = netxen_validate_ringparam(ring->rx_pending,
487 MIN_RCV_DESCRIPTORS, max_rcv_desc, "rx");
488
489 num_jumbo_rxd = netxen_validate_ringparam(ring->rx_jumbo_pending,
490 MIN_JUMBO_DESCRIPTORS, max_jumbo_desc, "rx jumbo");
491
492 num_txd = netxen_validate_ringparam(ring->tx_pending,
493 MIN_CMD_DESCRIPTORS, MAX_CMD_DESCRIPTORS, "tx");
494
495 if (num_rxd == adapter->num_rxd && num_txd == adapter->num_txd &&
496 num_jumbo_rxd == adapter->num_jumbo_rxd)
497 return 0;
498
499 adapter->num_rxd = num_rxd;
500 adapter->num_jumbo_rxd = num_jumbo_rxd;
501 adapter->num_txd = num_txd;
502
503 return netxen_nic_reset_context(adapter);
504 }
505
506 static void
507 netxen_nic_get_pauseparam(struct net_device *dev,
508 struct ethtool_pauseparam *pause)
509 {
510 struct netxen_adapter *adapter = netdev_priv(dev);
511 __u32 val;
512 int port = adapter->physical_port;
513
514 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
515 if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
516 return;
517 /* get flow control settings */
518 val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));
519 pause->rx_pause = netxen_gb_get_rx_flowctl(val);
520 val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL);
521 switch (port) {
522 case 0:
523 pause->tx_pause = !(netxen_gb_get_gb0_mask(val));
524 break;
525 case 1:
526 pause->tx_pause = !(netxen_gb_get_gb1_mask(val));
527 break;
528 case 2:
529 pause->tx_pause = !(netxen_gb_get_gb2_mask(val));
530 break;
531 case 3:
532 default:
533 pause->tx_pause = !(netxen_gb_get_gb3_mask(val));
534 break;
535 }
536 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
537 if ((port < 0) || (port > NETXEN_NIU_MAX_XG_PORTS))
538 return;
539 pause->rx_pause = 1;
540 val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
541 if (port == 0)
542 pause->tx_pause = !(netxen_xg_get_xg0_mask(val));
543 else
544 pause->tx_pause = !(netxen_xg_get_xg1_mask(val));
545 } else {
546 printk(KERN_ERR"%s: Unknown board type: %x\n",
547 netxen_nic_driver_name, adapter->ahw.port_type);
548 }
549 }
550
551 static int
552 netxen_nic_set_pauseparam(struct net_device *dev,
553 struct ethtool_pauseparam *pause)
554 {
555 struct netxen_adapter *adapter = netdev_priv(dev);
556 __u32 val;
557 int port = adapter->physical_port;
558 /* read mode */
559 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
560 if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
561 return -EIO;
562 /* set flow control */
563 val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));
564
565 if (pause->rx_pause)
566 netxen_gb_rx_flowctl(val);
567 else
568 netxen_gb_unset_rx_flowctl(val);
569
570 NXWR32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port),
571 val);
572 /* set autoneg */
573 val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL);
574 switch (port) {
575 case 0:
576 if (pause->tx_pause)
577 netxen_gb_unset_gb0_mask(val);
578 else
579 netxen_gb_set_gb0_mask(val);
580 break;
581 case 1:
582 if (pause->tx_pause)
583 netxen_gb_unset_gb1_mask(val);
584 else
585 netxen_gb_set_gb1_mask(val);
586 break;
587 case 2:
588 if (pause->tx_pause)
589 netxen_gb_unset_gb2_mask(val);
590 else
591 netxen_gb_set_gb2_mask(val);
592 break;
593 case 3:
594 default:
595 if (pause->tx_pause)
596 netxen_gb_unset_gb3_mask(val);
597 else
598 netxen_gb_set_gb3_mask(val);
599 break;
600 }
601 NXWR32(adapter, NETXEN_NIU_GB_PAUSE_CTL, val);
602 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
603 if ((port < 0) || (port > NETXEN_NIU_MAX_XG_PORTS))
604 return -EIO;
605 val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
606 if (port == 0) {
607 if (pause->tx_pause)
608 netxen_xg_unset_xg0_mask(val);
609 else
610 netxen_xg_set_xg0_mask(val);
611 } else {
612 if (pause->tx_pause)
613 netxen_xg_unset_xg1_mask(val);
614 else
615 netxen_xg_set_xg1_mask(val);
616 }
617 NXWR32(adapter, NETXEN_NIU_XG_PAUSE_CTL, val);
618 } else {
619 printk(KERN_ERR "%s: Unknown board type: %x\n",
620 netxen_nic_driver_name,
621 adapter->ahw.port_type);
622 }
623 return 0;
624 }
625
626 static int netxen_nic_reg_test(struct net_device *dev)
627 {
628 struct netxen_adapter *adapter = netdev_priv(dev);
629 u32 data_read, data_written;
630
631 data_read = NXRD32(adapter, NETXEN_PCIX_PH_REG(0));
632 if ((data_read & 0xffff) != adapter->pdev->vendor)
633 return 1;
634
635 if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
636 return 0;
637
638 data_written = (u32)0xa5a5a5a5;
639
640 NXWR32(adapter, CRB_SCRATCHPAD_TEST, data_written);
641 data_read = NXRD32(adapter, CRB_SCRATCHPAD_TEST);
642 if (data_written != data_read)
643 return 1;
644
645 return 0;
646 }
647
648 static int netxen_get_sset_count(struct net_device *dev, int sset)
649 {
650 switch (sset) {
651 case ETH_SS_TEST:
652 return NETXEN_NIC_TEST_LEN;
653 case ETH_SS_STATS:
654 return NETXEN_NIC_STATS_LEN;
655 default:
656 return -EOPNOTSUPP;
657 }
658 }
659
660 static void
661 netxen_nic_diag_test(struct net_device *dev, struct ethtool_test *eth_test,
662 u64 * data)
663 {
664 memset(data, 0, sizeof(uint64_t) * NETXEN_NIC_TEST_LEN);
665 if ((data[0] = netxen_nic_reg_test(dev)))
666 eth_test->flags |= ETH_TEST_FL_FAILED;
667 /* link test */
668 if ((data[1] = (u64) netxen_nic_test_link(dev)))
669 eth_test->flags |= ETH_TEST_FL_FAILED;
670 }
671
672 static void
673 netxen_nic_get_strings(struct net_device *dev, u32 stringset, u8 * data)
674 {
675 int index;
676
677 switch (stringset) {
678 case ETH_SS_TEST:
679 memcpy(data, *netxen_nic_gstrings_test,
680 NETXEN_NIC_TEST_LEN * ETH_GSTRING_LEN);
681 break;
682 case ETH_SS_STATS:
683 for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
684 memcpy(data + index * ETH_GSTRING_LEN,
685 netxen_nic_gstrings_stats[index].stat_string,
686 ETH_GSTRING_LEN);
687 }
688 break;
689 }
690 }
691
692 static void
693 netxen_nic_get_ethtool_stats(struct net_device *dev,
694 struct ethtool_stats *stats, u64 * data)
695 {
696 struct netxen_adapter *adapter = netdev_priv(dev);
697 int index;
698
699 for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
700 char *p =
701 (char *)adapter +
702 netxen_nic_gstrings_stats[index].stat_offset;
703 data[index] =
704 (netxen_nic_gstrings_stats[index].sizeof_stat ==
705 sizeof(u64)) ? *(u64 *) p : *(u32 *) p;
706 }
707 }
708
709 static u32 netxen_nic_get_tx_csum(struct net_device *dev)
710 {
711 return dev->features & NETIF_F_IP_CSUM;
712 }
713
714 static u32 netxen_nic_get_rx_csum(struct net_device *dev)
715 {
716 struct netxen_adapter *adapter = netdev_priv(dev);
717 return adapter->rx_csum;
718 }
719
720 static int netxen_nic_set_rx_csum(struct net_device *dev, u32 data)
721 {
722 struct netxen_adapter *adapter = netdev_priv(dev);
723
724 if (data) {
725 adapter->rx_csum = data;
726 return 0;
727 }
728
729 if (dev->features & NETIF_F_LRO) {
730 if (netxen_config_hw_lro(adapter, NETXEN_NIC_LRO_DISABLED))
731 return -EIO;
732
733 dev->features &= ~NETIF_F_LRO;
734 netxen_send_lro_cleanup(adapter);
735 netdev_info(dev, "disabling LRO as rx_csum is off\n");
736 }
737 adapter->rx_csum = data;
738 return 0;
739 }
740
741 static u32 netxen_nic_get_tso(struct net_device *dev)
742 {
743 struct netxen_adapter *adapter = netdev_priv(dev);
744
745 if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
746 return (dev->features & (NETIF_F_TSO | NETIF_F_TSO6)) != 0;
747
748 return (dev->features & NETIF_F_TSO) != 0;
749 }
750
751 static int netxen_nic_set_tso(struct net_device *dev, u32 data)
752 {
753 if (data) {
754 struct netxen_adapter *adapter = netdev_priv(dev);
755
756 dev->features |= NETIF_F_TSO;
757 if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
758 dev->features |= NETIF_F_TSO6;
759 } else
760 dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6);
761
762 return 0;
763 }
764
765 static void
766 netxen_nic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
767 {
768 struct netxen_adapter *adapter = netdev_priv(dev);
769 u32 wol_cfg = 0;
770
771 wol->supported = 0;
772 wol->wolopts = 0;
773
774 if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
775 return;
776
777 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV);
778 if (wol_cfg & (1UL << adapter->portnum))
779 wol->supported |= WAKE_MAGIC;
780
781 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG);
782 if (wol_cfg & (1UL << adapter->portnum))
783 wol->wolopts |= WAKE_MAGIC;
784 }
785
786 static int
787 netxen_nic_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
788 {
789 struct netxen_adapter *adapter = netdev_priv(dev);
790 u32 wol_cfg = 0;
791
792 if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
793 return -EOPNOTSUPP;
794
795 if (wol->wolopts & ~WAKE_MAGIC)
796 return -EOPNOTSUPP;
797
798 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV);
799 if (!(wol_cfg & (1 << adapter->portnum)))
800 return -EOPNOTSUPP;
801
802 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG);
803 if (wol->wolopts & WAKE_MAGIC)
804 wol_cfg |= 1UL << adapter->portnum;
805 else
806 wol_cfg &= ~(1UL << adapter->portnum);
807 NXWR32(adapter, NETXEN_WOL_CONFIG, wol_cfg);
808
809 return 0;
810 }
811
812 /*
813 * Set the coalescing parameters. Currently only normal is supported.
814 * If rx_coalesce_usecs == 0 or rx_max_coalesced_frames == 0 then set the
815 * firmware coalescing to default.
816 */
817 static int netxen_set_intr_coalesce(struct net_device *netdev,
818 struct ethtool_coalesce *ethcoal)
819 {
820 struct netxen_adapter *adapter = netdev_priv(netdev);
821
822 if (!NX_IS_REVISION_P3(adapter->ahw.revision_id))
823 return -EINVAL;
824
825 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
826 return -EINVAL;
827
828 /*
829 * Return Error if unsupported values or
830 * unsupported parameters are set.
831 */
832 if (ethcoal->rx_coalesce_usecs > 0xffff ||
833 ethcoal->rx_max_coalesced_frames > 0xffff ||
834 ethcoal->tx_coalesce_usecs > 0xffff ||
835 ethcoal->tx_max_coalesced_frames > 0xffff ||
836 ethcoal->rx_coalesce_usecs_irq ||
837 ethcoal->rx_max_coalesced_frames_irq ||
838 ethcoal->tx_coalesce_usecs_irq ||
839 ethcoal->tx_max_coalesced_frames_irq ||
840 ethcoal->stats_block_coalesce_usecs ||
841 ethcoal->use_adaptive_rx_coalesce ||
842 ethcoal->use_adaptive_tx_coalesce ||
843 ethcoal->pkt_rate_low ||
844 ethcoal->rx_coalesce_usecs_low ||
845 ethcoal->rx_max_coalesced_frames_low ||
846 ethcoal->tx_coalesce_usecs_low ||
847 ethcoal->tx_max_coalesced_frames_low ||
848 ethcoal->pkt_rate_high ||
849 ethcoal->rx_coalesce_usecs_high ||
850 ethcoal->rx_max_coalesced_frames_high ||
851 ethcoal->tx_coalesce_usecs_high ||
852 ethcoal->tx_max_coalesced_frames_high)
853 return -EINVAL;
854
855 if (!ethcoal->rx_coalesce_usecs ||
856 !ethcoal->rx_max_coalesced_frames) {
857 adapter->coal.flags = NETXEN_NIC_INTR_DEFAULT;
858 adapter->coal.normal.data.rx_time_us =
859 NETXEN_DEFAULT_INTR_COALESCE_RX_TIME_US;
860 adapter->coal.normal.data.rx_packets =
861 NETXEN_DEFAULT_INTR_COALESCE_RX_PACKETS;
862 } else {
863 adapter->coal.flags = 0;
864 adapter->coal.normal.data.rx_time_us =
865 ethcoal->rx_coalesce_usecs;
866 adapter->coal.normal.data.rx_packets =
867 ethcoal->rx_max_coalesced_frames;
868 }
869 adapter->coal.normal.data.tx_time_us = ethcoal->tx_coalesce_usecs;
870 adapter->coal.normal.data.tx_packets =
871 ethcoal->tx_max_coalesced_frames;
872
873 netxen_config_intr_coalesce(adapter);
874
875 return 0;
876 }
877
878 static int netxen_get_intr_coalesce(struct net_device *netdev,
879 struct ethtool_coalesce *ethcoal)
880 {
881 struct netxen_adapter *adapter = netdev_priv(netdev);
882
883 if (!NX_IS_REVISION_P3(adapter->ahw.revision_id))
884 return -EINVAL;
885
886 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
887 return -EINVAL;
888
889 ethcoal->rx_coalesce_usecs = adapter->coal.normal.data.rx_time_us;
890 ethcoal->tx_coalesce_usecs = adapter->coal.normal.data.tx_time_us;
891 ethcoal->rx_max_coalesced_frames =
892 adapter->coal.normal.data.rx_packets;
893 ethcoal->tx_max_coalesced_frames =
894 adapter->coal.normal.data.tx_packets;
895
896 return 0;
897 }
898
899 static int netxen_nic_set_flags(struct net_device *netdev, u32 data)
900 {
901 struct netxen_adapter *adapter = netdev_priv(netdev);
902 int hw_lro;
903
904 if (data & ~ETH_FLAG_LRO)
905 return -EINVAL;
906
907 if (!(adapter->capabilities & NX_FW_CAPABILITY_HW_LRO))
908 return -EINVAL;
909
910 if (!adapter->rx_csum) {
911 netdev_info(netdev, "rx csum is off, cannot toggle LRO\n");
912 return -EINVAL;
913 }
914
915 if (!!(data & ETH_FLAG_LRO) == !!(netdev->features & NETIF_F_LRO))
916 return 0;
917
918 if (data & ETH_FLAG_LRO) {
919 hw_lro = NETXEN_NIC_LRO_ENABLED;
920 netdev->features |= NETIF_F_LRO;
921 } else {
922 hw_lro = NETXEN_NIC_LRO_DISABLED;
923 netdev->features &= ~NETIF_F_LRO;
924 }
925
926 if (netxen_config_hw_lro(adapter, hw_lro))
927 return -EIO;
928
929 if ((hw_lro == 0) && netxen_send_lro_cleanup(adapter))
930 return -EIO;
931
932
933 return 0;
934 }
935
936 const struct ethtool_ops netxen_nic_ethtool_ops = {
937 .get_settings = netxen_nic_get_settings,
938 .set_settings = netxen_nic_set_settings,
939 .get_drvinfo = netxen_nic_get_drvinfo,
940 .get_regs_len = netxen_nic_get_regs_len,
941 .get_regs = netxen_nic_get_regs,
942 .get_link = ethtool_op_get_link,
943 .get_eeprom_len = netxen_nic_get_eeprom_len,
944 .get_eeprom = netxen_nic_get_eeprom,
945 .get_ringparam = netxen_nic_get_ringparam,
946 .set_ringparam = netxen_nic_set_ringparam,
947 .get_pauseparam = netxen_nic_get_pauseparam,
948 .set_pauseparam = netxen_nic_set_pauseparam,
949 .get_tx_csum = netxen_nic_get_tx_csum,
950 .set_tx_csum = ethtool_op_set_tx_csum,
951 .set_sg = ethtool_op_set_sg,
952 .get_tso = netxen_nic_get_tso,
953 .set_tso = netxen_nic_set_tso,
954 .get_wol = netxen_nic_get_wol,
955 .set_wol = netxen_nic_set_wol,
956 .self_test = netxen_nic_diag_test,
957 .get_strings = netxen_nic_get_strings,
958 .get_ethtool_stats = netxen_nic_get_ethtool_stats,
959 .get_sset_count = netxen_get_sset_count,
960 .get_rx_csum = netxen_nic_get_rx_csum,
961 .set_rx_csum = netxen_nic_set_rx_csum,
962 .get_coalesce = netxen_get_intr_coalesce,
963 .set_coalesce = netxen_set_intr_coalesce,
964 .get_flags = ethtool_op_get_flags,
965 .set_flags = netxen_nic_set_flags,
966 };
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