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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, see <http://www.gnu.org/licenses/>.
18 *
19 * The full GNU General Public License is included in this distribution
20 * in the file called "COPYING".
21 *
22 */
23
24#include <linux/types.h>
25#include <linux/delay.h>
26#include <linux/pci.h>
27#include <asm/io.h>
28#include <linux/netdevice.h>
29#include <linux/ethtool.h>
30
31#include "netxen_nic.h"
32#include "netxen_nic_hw.h"
33
34struct netxen_nic_stats {
35 char stat_string[ETH_GSTRING_LEN];
36 int sizeof_stat;
37 int stat_offset;
38};
39
40#define NETXEN_NIC_STAT(m) sizeof(((struct netxen_adapter *)0)->m), \
41 offsetof(struct netxen_adapter, m)
42
43#define NETXEN_NIC_PORT_WINDOW 0x10000
44#define NETXEN_NIC_INVALID_DATA 0xDEADBEEF
45
46static const struct netxen_nic_stats netxen_nic_gstrings_stats[] = {
47 {"xmit_called", NETXEN_NIC_STAT(stats.xmitcalled)},
48 {"xmit_finished", NETXEN_NIC_STAT(stats.xmitfinished)},
49 {"rx_dropped", NETXEN_NIC_STAT(stats.rxdropped)},
50 {"tx_dropped", NETXEN_NIC_STAT(stats.txdropped)},
51 {"csummed", NETXEN_NIC_STAT(stats.csummed)},
52 {"rx_pkts", NETXEN_NIC_STAT(stats.rx_pkts)},
53 {"lro_pkts", NETXEN_NIC_STAT(stats.lro_pkts)},
54 {"rx_bytes", NETXEN_NIC_STAT(stats.rxbytes)},
55 {"tx_bytes", NETXEN_NIC_STAT(stats.txbytes)},
56};
57
58#define NETXEN_NIC_STATS_LEN ARRAY_SIZE(netxen_nic_gstrings_stats)
59
60static const char netxen_nic_gstrings_test[][ETH_GSTRING_LEN] = {
61 "Register_Test_on_offline",
62 "Link_Test_on_offline"
63};
64
65#define NETXEN_NIC_TEST_LEN ARRAY_SIZE(netxen_nic_gstrings_test)
66
67#define NETXEN_NIC_REGS_COUNT 30
68#define NETXEN_NIC_REGS_LEN (NETXEN_NIC_REGS_COUNT * sizeof(__le32))
69#define NETXEN_MAX_EEPROM_LEN 1024
70
71static int netxen_nic_get_eeprom_len(struct net_device *dev)
72{
73 return NETXEN_FLASH_TOTAL_SIZE;
74}
75
76static void
77netxen_nic_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
78{
79 struct netxen_adapter *adapter = netdev_priv(dev);
80 u32 fw_major = 0;
81 u32 fw_minor = 0;
82 u32 fw_build = 0;
83
84 strlcpy(drvinfo->driver, netxen_nic_driver_name,
85 sizeof(drvinfo->driver));
86 strlcpy(drvinfo->version, NETXEN_NIC_LINUX_VERSIONID,
87 sizeof(drvinfo->version));
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 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
92 "%d.%d.%d", fw_major, fw_minor, fw_build);
93
94 strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
95 sizeof(drvinfo->bus_info));
96}
97
98static int
99netxen_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 ethtool_cmd_speed_set(ecmd, 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 ethtool_cmd_speed_set(ecmd, 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 ethtool_cmd_speed_set(ecmd, P3_LINK_SPEED_MHZ *
150 P3_LINK_SPEED_VAL(pcifn, val));
151 } else
152 ethtool_cmd_speed_set(ecmd, SPEED_10000);
153
154 ecmd->duplex = DUPLEX_FULL;
155 ecmd->autoneg = AUTONEG_DISABLE;
156 } else
157 return -EIO;
158
159skip:
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->supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
218 ecmd->advertising |=
219 (ADVERTISED_TP | ADVERTISED_Autoneg);
220 ecmd->port = PORT_TP;
221 }
222 break;
223 default:
224 printk(KERN_ERR "netxen-nic: Unsupported board model %d\n",
225 adapter->ahw.board_type);
226 return -EIO;
227 }
228
229 if (check_sfp_module) {
230 switch (adapter->module_type) {
231 case LINKEVENT_MODULE_OPTICAL_UNKNOWN:
232 case LINKEVENT_MODULE_OPTICAL_SRLR:
233 case LINKEVENT_MODULE_OPTICAL_LRM:
234 case LINKEVENT_MODULE_OPTICAL_SFP_1G:
235 ecmd->port = PORT_FIBRE;
236 break;
237 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE:
238 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN:
239 case LINKEVENT_MODULE_TWINAX:
240 ecmd->port = PORT_TP;
241 break;
242 default:
243 ecmd->port = -1;
244 }
245 }
246
247 if (!netif_running(dev) || !adapter->ahw.linkup) {
248 ecmd->duplex = DUPLEX_UNKNOWN;
249 ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN);
250 }
251
252 return 0;
253}
254
255static int
256netxen_nic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
257{
258 struct netxen_adapter *adapter = netdev_priv(dev);
259 u32 speed = ethtool_cmd_speed(ecmd);
260 int ret;
261
262 if (adapter->ahw.port_type != NETXEN_NIC_GBE)
263 return -EOPNOTSUPP;
264
265 if (!(adapter->capabilities & NX_FW_CAPABILITY_GBE_LINK_CFG))
266 return -EOPNOTSUPP;
267
268 ret = nx_fw_cmd_set_gbe_port(adapter, speed, ecmd->duplex,
269 ecmd->autoneg);
270 if (ret == NX_RCODE_NOT_SUPPORTED)
271 return -EOPNOTSUPP;
272 else if (ret)
273 return -EIO;
274
275 adapter->link_speed = speed;
276 adapter->link_duplex = ecmd->duplex;
277 adapter->link_autoneg = ecmd->autoneg;
278
279 if (!netif_running(dev))
280 return 0;
281
282 dev->netdev_ops->ndo_stop(dev);
283 return dev->netdev_ops->ndo_open(dev);
284}
285
286static int netxen_nic_get_regs_len(struct net_device *dev)
287{
288 return NETXEN_NIC_REGS_LEN;
289}
290
291static void
292netxen_nic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
293{
294 struct netxen_adapter *adapter = netdev_priv(dev);
295 struct netxen_recv_context *recv_ctx = &adapter->recv_ctx;
296 struct nx_host_sds_ring *sds_ring;
297 u32 *regs_buff = p;
298 int ring, i = 0;
299 int port = adapter->physical_port;
300
301 memset(p, 0, NETXEN_NIC_REGS_LEN);
302
303 regs->version = (1 << 24) | (adapter->ahw.revision_id << 16) |
304 (adapter->pdev)->device;
305
306 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
307 return;
308
309 regs_buff[i++] = NXRD32(adapter, CRB_CMDPEG_STATE);
310 regs_buff[i++] = NXRD32(adapter, CRB_RCVPEG_STATE);
311 regs_buff[i++] = NXRD32(adapter, CRB_FW_CAPABILITIES_1);
312 regs_buff[i++] = NXRDIO(adapter, adapter->crb_int_state_reg);
313 regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_REF_COUNT);
314 regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_STATE);
315 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_ALIVE_COUNTER);
316 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS1);
317 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS2);
318
319 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_0+0x3c);
320 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_1+0x3c);
321 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_2+0x3c);
322 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_3+0x3c);
323
324 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
325
326 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_4+0x3c);
327 i += 2;
328
329 regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE_P3);
330 regs_buff[i++] = le32_to_cpu(*(adapter->tx_ring->hw_consumer));
331
332 } else {
333 i++;
334
335 regs_buff[i++] = NXRD32(adapter,
336 NETXEN_NIU_XGE_CONFIG_0+(0x10000*port));
337 regs_buff[i++] = NXRD32(adapter,
338 NETXEN_NIU_XGE_CONFIG_1+(0x10000*port));
339
340 regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE);
341 regs_buff[i++] = NXRDIO(adapter,
342 adapter->tx_ring->crb_cmd_consumer);
343 }
344
345 regs_buff[i++] = NXRDIO(adapter, adapter->tx_ring->crb_cmd_producer);
346
347 regs_buff[i++] = NXRDIO(adapter,
348 recv_ctx->rds_rings[0].crb_rcv_producer);
349 regs_buff[i++] = NXRDIO(adapter,
350 recv_ctx->rds_rings[1].crb_rcv_producer);
351
352 regs_buff[i++] = adapter->max_sds_rings;
353
354 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
355 sds_ring = &(recv_ctx->sds_rings[ring]);
356 regs_buff[i++] = NXRDIO(adapter,
357 sds_ring->crb_sts_consumer);
358 }
359}
360
361static u32 netxen_nic_test_link(struct net_device *dev)
362{
363 struct netxen_adapter *adapter = netdev_priv(dev);
364 u32 val, port;
365
366 port = adapter->physical_port;
367 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
368 val = NXRD32(adapter, CRB_XG_STATE_P3);
369 val = XG_LINK_STATE_P3(adapter->ahw.pci_func, val);
370 return (val == XG_LINK_UP_P3) ? 0 : 1;
371 } else {
372 val = NXRD32(adapter, CRB_XG_STATE);
373 val = (val >> port*8) & 0xff;
374 return (val == XG_LINK_UP) ? 0 : 1;
375 }
376}
377
378static int
379netxen_nic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
380 u8 *bytes)
381{
382 struct netxen_adapter *adapter = netdev_priv(dev);
383 int offset;
384 int ret;
385
386 if (eeprom->len == 0)
387 return -EINVAL;
388
389 eeprom->magic = (adapter->pdev)->vendor |
390 ((adapter->pdev)->device << 16);
391 offset = eeprom->offset;
392
393 ret = netxen_rom_fast_read_words(adapter, offset, bytes,
394 eeprom->len);
395 if (ret < 0)
396 return ret;
397
398 return 0;
399}
400
401static void
402netxen_nic_get_ringparam(struct net_device *dev,
403 struct ethtool_ringparam *ring)
404{
405 struct netxen_adapter *adapter = netdev_priv(dev);
406
407 ring->rx_pending = adapter->num_rxd;
408 ring->rx_jumbo_pending = adapter->num_jumbo_rxd;
409 ring->rx_jumbo_pending += adapter->num_lro_rxd;
410 ring->tx_pending = adapter->num_txd;
411
412 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
413 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_1G;
414 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_1G;
415 } else {
416 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_10G;
417 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_10G;
418 }
419
420 ring->tx_max_pending = MAX_CMD_DESCRIPTORS;
421}
422
423static u32
424netxen_validate_ringparam(u32 val, u32 min, u32 max, char *r_name)
425{
426 u32 num_desc;
427 num_desc = max(val, min);
428 num_desc = min(num_desc, max);
429 num_desc = roundup_pow_of_two(num_desc);
430
431 if (val != num_desc) {
432 printk(KERN_INFO "%s: setting %s ring size %d instead of %d\n",
433 netxen_nic_driver_name, r_name, num_desc, val);
434 }
435
436 return num_desc;
437}
438
439static int
440netxen_nic_set_ringparam(struct net_device *dev,
441 struct ethtool_ringparam *ring)
442{
443 struct netxen_adapter *adapter = netdev_priv(dev);
444 u16 max_rcv_desc = MAX_RCV_DESCRIPTORS_10G;
445 u16 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
446 u16 num_rxd, num_jumbo_rxd, num_txd;
447
448 if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
449 return -EOPNOTSUPP;
450
451 if (ring->rx_mini_pending)
452 return -EOPNOTSUPP;
453
454 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
455 max_rcv_desc = MAX_RCV_DESCRIPTORS_1G;
456 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
457 }
458
459 num_rxd = netxen_validate_ringparam(ring->rx_pending,
460 MIN_RCV_DESCRIPTORS, max_rcv_desc, "rx");
461
462 num_jumbo_rxd = netxen_validate_ringparam(ring->rx_jumbo_pending,
463 MIN_JUMBO_DESCRIPTORS, max_jumbo_desc, "rx jumbo");
464
465 num_txd = netxen_validate_ringparam(ring->tx_pending,
466 MIN_CMD_DESCRIPTORS, MAX_CMD_DESCRIPTORS, "tx");
467
468 if (num_rxd == adapter->num_rxd && num_txd == adapter->num_txd &&
469 num_jumbo_rxd == adapter->num_jumbo_rxd)
470 return 0;
471
472 adapter->num_rxd = num_rxd;
473 adapter->num_jumbo_rxd = num_jumbo_rxd;
474 adapter->num_txd = num_txd;
475
476 return netxen_nic_reset_context(adapter);
477}
478
479static void
480netxen_nic_get_pauseparam(struct net_device *dev,
481 struct ethtool_pauseparam *pause)
482{
483 struct netxen_adapter *adapter = netdev_priv(dev);
484 __u32 val;
485 int port = adapter->physical_port;
486
487 pause->autoneg = 0;
488
489 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
490 if ((port < 0) || (port >= NETXEN_NIU_MAX_GBE_PORTS))
491 return;
492 /* get flow control settings */
493 val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));
494 pause->rx_pause = netxen_gb_get_rx_flowctl(val);
495 val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL);
496 switch (port) {
497 case 0:
498 pause->tx_pause = !(netxen_gb_get_gb0_mask(val));
499 break;
500 case 1:
501 pause->tx_pause = !(netxen_gb_get_gb1_mask(val));
502 break;
503 case 2:
504 pause->tx_pause = !(netxen_gb_get_gb2_mask(val));
505 break;
506 case 3:
507 default:
508 pause->tx_pause = !(netxen_gb_get_gb3_mask(val));
509 break;
510 }
511 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
512 if ((port < 0) || (port >= NETXEN_NIU_MAX_XG_PORTS))
513 return;
514 pause->rx_pause = 1;
515 val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
516 if (port == 0)
517 pause->tx_pause = !(netxen_xg_get_xg0_mask(val));
518 else
519 pause->tx_pause = !(netxen_xg_get_xg1_mask(val));
520 } else {
521 printk(KERN_ERR"%s: Unknown board type: %x\n",
522 netxen_nic_driver_name, adapter->ahw.port_type);
523 }
524}
525
526static int
527netxen_nic_set_pauseparam(struct net_device *dev,
528 struct ethtool_pauseparam *pause)
529{
530 struct netxen_adapter *adapter = netdev_priv(dev);
531 __u32 val;
532 int port = adapter->physical_port;
533
534 /* not supported */
535 if (pause->autoneg)
536 return -EINVAL;
537
538 /* read mode */
539 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
540 if ((port < 0) || (port >= NETXEN_NIU_MAX_GBE_PORTS))
541 return -EIO;
542 /* set flow control */
543 val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));
544
545 if (pause->rx_pause)
546 netxen_gb_rx_flowctl(val);
547 else
548 netxen_gb_unset_rx_flowctl(val);
549
550 NXWR32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port),
551 val);
552 /* set autoneg */
553 val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL);
554 switch (port) {
555 case 0:
556 if (pause->tx_pause)
557 netxen_gb_unset_gb0_mask(val);
558 else
559 netxen_gb_set_gb0_mask(val);
560 break;
561 case 1:
562 if (pause->tx_pause)
563 netxen_gb_unset_gb1_mask(val);
564 else
565 netxen_gb_set_gb1_mask(val);
566 break;
567 case 2:
568 if (pause->tx_pause)
569 netxen_gb_unset_gb2_mask(val);
570 else
571 netxen_gb_set_gb2_mask(val);
572 break;
573 case 3:
574 default:
575 if (pause->tx_pause)
576 netxen_gb_unset_gb3_mask(val);
577 else
578 netxen_gb_set_gb3_mask(val);
579 break;
580 }
581 NXWR32(adapter, NETXEN_NIU_GB_PAUSE_CTL, val);
582 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
583 if ((port < 0) || (port >= NETXEN_NIU_MAX_XG_PORTS))
584 return -EIO;
585 val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
586 if (port == 0) {
587 if (pause->tx_pause)
588 netxen_xg_unset_xg0_mask(val);
589 else
590 netxen_xg_set_xg0_mask(val);
591 } else {
592 if (pause->tx_pause)
593 netxen_xg_unset_xg1_mask(val);
594 else
595 netxen_xg_set_xg1_mask(val);
596 }
597 NXWR32(adapter, NETXEN_NIU_XG_PAUSE_CTL, val);
598 } else {
599 printk(KERN_ERR "%s: Unknown board type: %x\n",
600 netxen_nic_driver_name,
601 adapter->ahw.port_type);
602 }
603 return 0;
604}
605
606static int netxen_nic_reg_test(struct net_device *dev)
607{
608 struct netxen_adapter *adapter = netdev_priv(dev);
609 u32 data_read, data_written;
610
611 data_read = NXRD32(adapter, NETXEN_PCIX_PH_REG(0));
612 if ((data_read & 0xffff) != adapter->pdev->vendor)
613 return 1;
614
615 if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
616 return 0;
617
618 data_written = (u32)0xa5a5a5a5;
619
620 NXWR32(adapter, CRB_SCRATCHPAD_TEST, data_written);
621 data_read = NXRD32(adapter, CRB_SCRATCHPAD_TEST);
622 if (data_written != data_read)
623 return 1;
624
625 return 0;
626}
627
628static int netxen_get_sset_count(struct net_device *dev, int sset)
629{
630 switch (sset) {
631 case ETH_SS_TEST:
632 return NETXEN_NIC_TEST_LEN;
633 case ETH_SS_STATS:
634 return NETXEN_NIC_STATS_LEN;
635 default:
636 return -EOPNOTSUPP;
637 }
638}
639
640static void
641netxen_nic_diag_test(struct net_device *dev, struct ethtool_test *eth_test,
642 u64 *data)
643{
644 memset(data, 0, sizeof(uint64_t) * NETXEN_NIC_TEST_LEN);
645 if ((data[0] = netxen_nic_reg_test(dev)))
646 eth_test->flags |= ETH_TEST_FL_FAILED;
647 /* link test */
648 if ((data[1] = (u64) netxen_nic_test_link(dev)))
649 eth_test->flags |= ETH_TEST_FL_FAILED;
650}
651
652static void
653netxen_nic_get_strings(struct net_device *dev, u32 stringset, u8 *data)
654{
655 int index;
656
657 switch (stringset) {
658 case ETH_SS_TEST:
659 memcpy(data, *netxen_nic_gstrings_test,
660 NETXEN_NIC_TEST_LEN * ETH_GSTRING_LEN);
661 break;
662 case ETH_SS_STATS:
663 for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
664 memcpy(data + index * ETH_GSTRING_LEN,
665 netxen_nic_gstrings_stats[index].stat_string,
666 ETH_GSTRING_LEN);
667 }
668 break;
669 }
670}
671
672static void
673netxen_nic_get_ethtool_stats(struct net_device *dev,
674 struct ethtool_stats *stats, u64 *data)
675{
676 struct netxen_adapter *adapter = netdev_priv(dev);
677 int index;
678
679 for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
680 char *p =
681 (char *)adapter +
682 netxen_nic_gstrings_stats[index].stat_offset;
683 data[index] =
684 (netxen_nic_gstrings_stats[index].sizeof_stat ==
685 sizeof(u64)) ? *(u64 *) p : *(u32 *) p;
686 }
687}
688
689static void
690netxen_nic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
691{
692 struct netxen_adapter *adapter = netdev_priv(dev);
693 u32 wol_cfg = 0;
694
695 wol->supported = 0;
696 wol->wolopts = 0;
697
698 if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
699 return;
700
701 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV);
702 if (wol_cfg & (1UL << adapter->portnum))
703 wol->supported |= WAKE_MAGIC;
704
705 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG);
706 if (wol_cfg & (1UL << adapter->portnum))
707 wol->wolopts |= WAKE_MAGIC;
708}
709
710static int
711netxen_nic_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
712{
713 struct netxen_adapter *adapter = netdev_priv(dev);
714 u32 wol_cfg = 0;
715
716 if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
717 return -EOPNOTSUPP;
718
719 if (wol->wolopts & ~WAKE_MAGIC)
720 return -EOPNOTSUPP;
721
722 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV);
723 if (!(wol_cfg & (1 << adapter->portnum)))
724 return -EOPNOTSUPP;
725
726 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG);
727 if (wol->wolopts & WAKE_MAGIC)
728 wol_cfg |= 1UL << adapter->portnum;
729 else
730 wol_cfg &= ~(1UL << adapter->portnum);
731 NXWR32(adapter, NETXEN_WOL_CONFIG, wol_cfg);
732
733 return 0;
734}
735
736/*
737 * Set the coalescing parameters. Currently only normal is supported.
738 * If rx_coalesce_usecs == 0 or rx_max_coalesced_frames == 0 then set the
739 * firmware coalescing to default.
740 */
741static int netxen_set_intr_coalesce(struct net_device *netdev,
742 struct ethtool_coalesce *ethcoal)
743{
744 struct netxen_adapter *adapter = netdev_priv(netdev);
745
746 if (!NX_IS_REVISION_P3(adapter->ahw.revision_id))
747 return -EINVAL;
748
749 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
750 return -EINVAL;
751
752 /*
753 * Return Error if unsupported values or
754 * unsupported parameters are set.
755 */
756 if (ethcoal->rx_coalesce_usecs > 0xffff ||
757 ethcoal->rx_max_coalesced_frames > 0xffff ||
758 ethcoal->tx_coalesce_usecs > 0xffff ||
759 ethcoal->tx_max_coalesced_frames > 0xffff ||
760 ethcoal->rx_coalesce_usecs_irq ||
761 ethcoal->rx_max_coalesced_frames_irq ||
762 ethcoal->tx_coalesce_usecs_irq ||
763 ethcoal->tx_max_coalesced_frames_irq ||
764 ethcoal->stats_block_coalesce_usecs ||
765 ethcoal->use_adaptive_rx_coalesce ||
766 ethcoal->use_adaptive_tx_coalesce ||
767 ethcoal->pkt_rate_low ||
768 ethcoal->rx_coalesce_usecs_low ||
769 ethcoal->rx_max_coalesced_frames_low ||
770 ethcoal->tx_coalesce_usecs_low ||
771 ethcoal->tx_max_coalesced_frames_low ||
772 ethcoal->pkt_rate_high ||
773 ethcoal->rx_coalesce_usecs_high ||
774 ethcoal->rx_max_coalesced_frames_high ||
775 ethcoal->tx_coalesce_usecs_high ||
776 ethcoal->tx_max_coalesced_frames_high)
777 return -EINVAL;
778
779 if (!ethcoal->rx_coalesce_usecs ||
780 !ethcoal->rx_max_coalesced_frames) {
781 adapter->coal.flags = NETXEN_NIC_INTR_DEFAULT;
782 adapter->coal.normal.data.rx_time_us =
783 NETXEN_DEFAULT_INTR_COALESCE_RX_TIME_US;
784 adapter->coal.normal.data.rx_packets =
785 NETXEN_DEFAULT_INTR_COALESCE_RX_PACKETS;
786 } else {
787 adapter->coal.flags = 0;
788 adapter->coal.normal.data.rx_time_us =
789 ethcoal->rx_coalesce_usecs;
790 adapter->coal.normal.data.rx_packets =
791 ethcoal->rx_max_coalesced_frames;
792 }
793 adapter->coal.normal.data.tx_time_us = ethcoal->tx_coalesce_usecs;
794 adapter->coal.normal.data.tx_packets =
795 ethcoal->tx_max_coalesced_frames;
796
797 netxen_config_intr_coalesce(adapter);
798
799 return 0;
800}
801
802static int netxen_get_intr_coalesce(struct net_device *netdev,
803 struct ethtool_coalesce *ethcoal)
804{
805 struct netxen_adapter *adapter = netdev_priv(netdev);
806
807 if (!NX_IS_REVISION_P3(adapter->ahw.revision_id))
808 return -EINVAL;
809
810 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
811 return -EINVAL;
812
813 ethcoal->rx_coalesce_usecs = adapter->coal.normal.data.rx_time_us;
814 ethcoal->tx_coalesce_usecs = adapter->coal.normal.data.tx_time_us;
815 ethcoal->rx_max_coalesced_frames =
816 adapter->coal.normal.data.rx_packets;
817 ethcoal->tx_max_coalesced_frames =
818 adapter->coal.normal.data.tx_packets;
819
820 return 0;
821}
822
823static int
824netxen_get_dump_flag(struct net_device *netdev, struct ethtool_dump *dump)
825{
826 struct netxen_adapter *adapter = netdev_priv(netdev);
827 struct netxen_minidump *mdump = &adapter->mdump;
828 if (adapter->fw_mdump_rdy)
829 dump->len = mdump->md_dump_size;
830 else
831 dump->len = 0;
832
833 if (!mdump->md_enabled)
834 dump->flag = ETH_FW_DUMP_DISABLE;
835 else
836 dump->flag = mdump->md_capture_mask;
837
838 dump->version = adapter->fw_version;
839 return 0;
840}
841
842static int
843netxen_set_dump(struct net_device *netdev, struct ethtool_dump *val)
844{
845 int i;
846 struct netxen_adapter *adapter = netdev_priv(netdev);
847 struct netxen_minidump *mdump = &adapter->mdump;
848
849 switch (val->flag) {
850 case NX_FORCE_FW_DUMP_KEY:
851 if (!mdump->md_enabled) {
852 netdev_info(netdev, "FW dump not enabled\n");
853 return 0;
854 }
855 if (adapter->fw_mdump_rdy) {
856 netdev_info(netdev, "Previous dump not cleared, not forcing dump\n");
857 return 0;
858 }
859 netdev_info(netdev, "Forcing a fw dump\n");
860 nx_dev_request_reset(adapter);
861 break;
862 case NX_DISABLE_FW_DUMP:
863 if (mdump->md_enabled) {
864 netdev_info(netdev, "Disabling FW Dump\n");
865 mdump->md_enabled = 0;
866 }
867 break;
868 case NX_ENABLE_FW_DUMP:
869 if (!mdump->md_enabled) {
870 netdev_info(netdev, "Enabling FW dump\n");
871 mdump->md_enabled = 1;
872 }
873 break;
874 case NX_FORCE_FW_RESET:
875 netdev_info(netdev, "Forcing FW reset\n");
876 nx_dev_request_reset(adapter);
877 adapter->flags &= ~NETXEN_FW_RESET_OWNER;
878 break;
879 default:
880 for (i = 0; i < ARRAY_SIZE(FW_DUMP_LEVELS); i++) {
881 if (val->flag == FW_DUMP_LEVELS[i]) {
882 mdump->md_capture_mask = val->flag;
883 netdev_info(netdev,
884 "Driver mask changed to: 0x%x\n",
885 mdump->md_capture_mask);
886 return 0;
887 }
888 }
889 netdev_info(netdev,
890 "Invalid dump level: 0x%x\n", val->flag);
891 return -EINVAL;
892 }
893
894 return 0;
895}
896
897static int
898netxen_get_dump_data(struct net_device *netdev, struct ethtool_dump *dump,
899 void *buffer)
900{
901 int i, copy_sz;
902 u32 *hdr_ptr, *data;
903 struct netxen_adapter *adapter = netdev_priv(netdev);
904 struct netxen_minidump *mdump = &adapter->mdump;
905
906
907 if (!adapter->fw_mdump_rdy) {
908 netdev_info(netdev, "Dump not available\n");
909 return -EINVAL;
910 }
911 /* Copy template header first */
912 copy_sz = mdump->md_template_size;
913 hdr_ptr = (u32 *) mdump->md_template;
914 data = buffer;
915 for (i = 0; i < copy_sz/sizeof(u32); i++)
916 *data++ = cpu_to_le32(*hdr_ptr++);
917
918 /* Copy captured dump data */
919 memcpy(buffer + copy_sz,
920 mdump->md_capture_buff + mdump->md_template_size,
921 mdump->md_capture_size);
922 dump->len = copy_sz + mdump->md_capture_size;
923 dump->flag = mdump->md_capture_mask;
924
925 /* Free dump area once data has been captured */
926 vfree(mdump->md_capture_buff);
927 mdump->md_capture_buff = NULL;
928 adapter->fw_mdump_rdy = 0;
929 netdev_info(netdev, "extracted the fw dump Successfully\n");
930 return 0;
931}
932
933const struct ethtool_ops netxen_nic_ethtool_ops = {
934 .get_settings = netxen_nic_get_settings,
935 .set_settings = netxen_nic_set_settings,
936 .get_drvinfo = netxen_nic_get_drvinfo,
937 .get_regs_len = netxen_nic_get_regs_len,
938 .get_regs = netxen_nic_get_regs,
939 .get_link = ethtool_op_get_link,
940 .get_eeprom_len = netxen_nic_get_eeprom_len,
941 .get_eeprom = netxen_nic_get_eeprom,
942 .get_ringparam = netxen_nic_get_ringparam,
943 .set_ringparam = netxen_nic_set_ringparam,
944 .get_pauseparam = netxen_nic_get_pauseparam,
945 .set_pauseparam = netxen_nic_set_pauseparam,
946 .get_wol = netxen_nic_get_wol,
947 .set_wol = netxen_nic_set_wol,
948 .self_test = netxen_nic_diag_test,
949 .get_strings = netxen_nic_get_strings,
950 .get_ethtool_stats = netxen_nic_get_ethtool_stats,
951 .get_sset_count = netxen_get_sset_count,
952 .get_coalesce = netxen_get_intr_coalesce,
953 .set_coalesce = netxen_set_intr_coalesce,
954 .get_dump_flag = netxen_get_dump_flag,
955 .get_dump_data = netxen_get_dump_data,
956 .set_dump = netxen_set_dump,
957};