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
netxen_nic_get_eeprom_len(struct net_device * dev)73 static int netxen_nic_get_eeprom_len(struct net_device *dev)
74 {
75 return NETXEN_FLASH_TOTAL_SIZE;
76 }
77
78 static void
netxen_nic_get_drvinfo(struct net_device * dev,struct ethtool_drvinfo * drvinfo)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 strlcpy(drvinfo->driver, netxen_nic_driver_name,
87 sizeof(drvinfo->driver));
88 strlcpy(drvinfo->version, NETXEN_NIC_LINUX_VERSIONID,
89 sizeof(drvinfo->version));
90 fw_major = NXRD32(adapter, NETXEN_FW_VERSION_MAJOR);
91 fw_minor = NXRD32(adapter, NETXEN_FW_VERSION_MINOR);
92 fw_build = NXRD32(adapter, NETXEN_FW_VERSION_SUB);
93 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
94 "%d.%d.%d", fw_major, fw_minor, fw_build);
95
96 strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
97 sizeof(drvinfo->bus_info));
98 drvinfo->regdump_len = NETXEN_NIC_REGS_LEN;
99 drvinfo->eedump_len = netxen_nic_get_eeprom_len(dev);
100 }
101
102 static int
netxen_nic_get_settings(struct net_device * dev,struct ethtool_cmd * ecmd)103 netxen_nic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
104 {
105 struct netxen_adapter *adapter = netdev_priv(dev);
106 int check_sfp_module = 0;
107
108 /* read which mode */
109 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
110 ecmd->supported = (SUPPORTED_10baseT_Half |
111 SUPPORTED_10baseT_Full |
112 SUPPORTED_100baseT_Half |
113 SUPPORTED_100baseT_Full |
114 SUPPORTED_1000baseT_Half |
115 SUPPORTED_1000baseT_Full);
116
117 ecmd->advertising = (ADVERTISED_100baseT_Half |
118 ADVERTISED_100baseT_Full |
119 ADVERTISED_1000baseT_Half |
120 ADVERTISED_1000baseT_Full);
121
122 ecmd->port = PORT_TP;
123
124 ethtool_cmd_speed_set(ecmd, adapter->link_speed);
125 ecmd->duplex = adapter->link_duplex;
126 ecmd->autoneg = adapter->link_autoneg;
127
128 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
129 u32 val;
130
131 val = NXRD32(adapter, NETXEN_PORT_MODE_ADDR);
132 if (val == NETXEN_PORT_MODE_802_3_AP) {
133 ecmd->supported = SUPPORTED_1000baseT_Full;
134 ecmd->advertising = ADVERTISED_1000baseT_Full;
135 } else {
136 ecmd->supported = SUPPORTED_10000baseT_Full;
137 ecmd->advertising = ADVERTISED_10000baseT_Full;
138 }
139
140 if (netif_running(dev) && adapter->has_link_events) {
141 ethtool_cmd_speed_set(ecmd, adapter->link_speed);
142 ecmd->autoneg = adapter->link_autoneg;
143 ecmd->duplex = adapter->link_duplex;
144 goto skip;
145 }
146
147 ecmd->port = PORT_TP;
148
149 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
150 u16 pcifn = adapter->ahw.pci_func;
151
152 val = NXRD32(adapter, P3_LINK_SPEED_REG(pcifn));
153 ethtool_cmd_speed_set(ecmd, P3_LINK_SPEED_MHZ *
154 P3_LINK_SPEED_VAL(pcifn, val));
155 } else
156 ethtool_cmd_speed_set(ecmd, SPEED_10000);
157
158 ecmd->duplex = DUPLEX_FULL;
159 ecmd->autoneg = AUTONEG_DISABLE;
160 } else
161 return -EIO;
162
163 skip:
164 ecmd->phy_address = adapter->physical_port;
165 ecmd->transceiver = XCVR_EXTERNAL;
166
167 switch (adapter->ahw.board_type) {
168 case NETXEN_BRDTYPE_P2_SB35_4G:
169 case NETXEN_BRDTYPE_P2_SB31_2G:
170 case NETXEN_BRDTYPE_P3_REF_QG:
171 case NETXEN_BRDTYPE_P3_4_GB:
172 case NETXEN_BRDTYPE_P3_4_GB_MM:
173
174 ecmd->supported |= SUPPORTED_Autoneg;
175 ecmd->advertising |= ADVERTISED_Autoneg;
176 case NETXEN_BRDTYPE_P2_SB31_10G_CX4:
177 case NETXEN_BRDTYPE_P3_10G_CX4:
178 case NETXEN_BRDTYPE_P3_10G_CX4_LP:
179 case NETXEN_BRDTYPE_P3_10000_BASE_T:
180 ecmd->supported |= SUPPORTED_TP;
181 ecmd->advertising |= ADVERTISED_TP;
182 ecmd->port = PORT_TP;
183 ecmd->autoneg = (adapter->ahw.board_type ==
184 NETXEN_BRDTYPE_P2_SB31_10G_CX4) ?
185 (AUTONEG_DISABLE) : (adapter->link_autoneg);
186 break;
187 case NETXEN_BRDTYPE_P2_SB31_10G_HMEZ:
188 case NETXEN_BRDTYPE_P2_SB31_10G_IMEZ:
189 case NETXEN_BRDTYPE_P3_IMEZ:
190 case NETXEN_BRDTYPE_P3_XG_LOM:
191 case NETXEN_BRDTYPE_P3_HMEZ:
192 ecmd->supported |= SUPPORTED_MII;
193 ecmd->advertising |= ADVERTISED_MII;
194 ecmd->port = PORT_MII;
195 ecmd->autoneg = AUTONEG_DISABLE;
196 break;
197 case NETXEN_BRDTYPE_P3_10G_SFP_PLUS:
198 case NETXEN_BRDTYPE_P3_10G_SFP_CT:
199 case NETXEN_BRDTYPE_P3_10G_SFP_QT:
200 ecmd->advertising |= ADVERTISED_TP;
201 ecmd->supported |= SUPPORTED_TP;
202 check_sfp_module = netif_running(dev) &&
203 adapter->has_link_events;
204 case NETXEN_BRDTYPE_P2_SB31_10G:
205 case NETXEN_BRDTYPE_P3_10G_XFP:
206 ecmd->supported |= SUPPORTED_FIBRE;
207 ecmd->advertising |= ADVERTISED_FIBRE;
208 ecmd->port = PORT_FIBRE;
209 ecmd->autoneg = AUTONEG_DISABLE;
210 break;
211 case NETXEN_BRDTYPE_P3_10G_TP:
212 if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
213 ecmd->autoneg = AUTONEG_DISABLE;
214 ecmd->supported |= (SUPPORTED_FIBRE | SUPPORTED_TP);
215 ecmd->advertising |=
216 (ADVERTISED_FIBRE | ADVERTISED_TP);
217 ecmd->port = PORT_FIBRE;
218 check_sfp_module = netif_running(dev) &&
219 adapter->has_link_events;
220 } else {
221 ecmd->supported |= (SUPPORTED_TP |SUPPORTED_Autoneg);
222 ecmd->advertising |=
223 (ADVERTISED_TP | ADVERTISED_Autoneg);
224 ecmd->port = PORT_TP;
225 }
226 break;
227 default:
228 printk(KERN_ERR "netxen-nic: Unsupported board model %d\n",
229 adapter->ahw.board_type);
230 return -EIO;
231 }
232
233 if (check_sfp_module) {
234 switch (adapter->module_type) {
235 case LINKEVENT_MODULE_OPTICAL_UNKNOWN:
236 case LINKEVENT_MODULE_OPTICAL_SRLR:
237 case LINKEVENT_MODULE_OPTICAL_LRM:
238 case LINKEVENT_MODULE_OPTICAL_SFP_1G:
239 ecmd->port = PORT_FIBRE;
240 break;
241 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE:
242 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN:
243 case LINKEVENT_MODULE_TWINAX:
244 ecmd->port = PORT_TP;
245 break;
246 default:
247 ecmd->port = -1;
248 }
249 }
250
251 if (!netif_running(dev) || !adapter->ahw.linkup) {
252 ecmd->duplex = DUPLEX_UNKNOWN;
253 ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN);
254 }
255
256 return 0;
257 }
258
259 static int
netxen_nic_set_settings(struct net_device * dev,struct ethtool_cmd * ecmd)260 netxen_nic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
261 {
262 struct netxen_adapter *adapter = netdev_priv(dev);
263 u32 speed = ethtool_cmd_speed(ecmd);
264 int ret;
265
266 if (adapter->ahw.port_type != NETXEN_NIC_GBE)
267 return -EOPNOTSUPP;
268
269 if (!(adapter->capabilities & NX_FW_CAPABILITY_GBE_LINK_CFG))
270 return -EOPNOTSUPP;
271
272 ret = nx_fw_cmd_set_gbe_port(adapter, speed, ecmd->duplex,
273 ecmd->autoneg);
274 if (ret == NX_RCODE_NOT_SUPPORTED)
275 return -EOPNOTSUPP;
276 else if (ret)
277 return -EIO;
278
279 adapter->link_speed = speed;
280 adapter->link_duplex = ecmd->duplex;
281 adapter->link_autoneg = ecmd->autoneg;
282
283 if (!netif_running(dev))
284 return 0;
285
286 dev->netdev_ops->ndo_stop(dev);
287 return dev->netdev_ops->ndo_open(dev);
288 }
289
netxen_nic_get_regs_len(struct net_device * dev)290 static int netxen_nic_get_regs_len(struct net_device *dev)
291 {
292 return NETXEN_NIC_REGS_LEN;
293 }
294
295 static void
netxen_nic_get_regs(struct net_device * dev,struct ethtool_regs * regs,void * p)296 netxen_nic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
297 {
298 struct netxen_adapter *adapter = netdev_priv(dev);
299 struct netxen_recv_context *recv_ctx = &adapter->recv_ctx;
300 struct nx_host_sds_ring *sds_ring;
301 u32 *regs_buff = p;
302 int ring, i = 0;
303 int port = adapter->physical_port;
304
305 memset(p, 0, NETXEN_NIC_REGS_LEN);
306
307 regs->version = (1 << 24) | (adapter->ahw.revision_id << 16) |
308 (adapter->pdev)->device;
309
310 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
311 return;
312
313 regs_buff[i++] = NXRD32(adapter, CRB_CMDPEG_STATE);
314 regs_buff[i++] = NXRD32(adapter, CRB_RCVPEG_STATE);
315 regs_buff[i++] = NXRD32(adapter, CRB_FW_CAPABILITIES_1);
316 regs_buff[i++] = NXRDIO(adapter, adapter->crb_int_state_reg);
317 regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_REF_COUNT);
318 regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_STATE);
319 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_ALIVE_COUNTER);
320 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS1);
321 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS2);
322
323 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_0+0x3c);
324 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_1+0x3c);
325 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_2+0x3c);
326 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_3+0x3c);
327
328 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
329
330 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_4+0x3c);
331 i += 2;
332
333 regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE_P3);
334 regs_buff[i++] = le32_to_cpu(*(adapter->tx_ring->hw_consumer));
335
336 } else {
337 i++;
338
339 regs_buff[i++] = NXRD32(adapter,
340 NETXEN_NIU_XGE_CONFIG_0+(0x10000*port));
341 regs_buff[i++] = NXRD32(adapter,
342 NETXEN_NIU_XGE_CONFIG_1+(0x10000*port));
343
344 regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE);
345 regs_buff[i++] = NXRDIO(adapter,
346 adapter->tx_ring->crb_cmd_consumer);
347 }
348
349 regs_buff[i++] = NXRDIO(adapter, adapter->tx_ring->crb_cmd_producer);
350
351 regs_buff[i++] = NXRDIO(adapter,
352 recv_ctx->rds_rings[0].crb_rcv_producer);
353 regs_buff[i++] = NXRDIO(adapter,
354 recv_ctx->rds_rings[1].crb_rcv_producer);
355
356 regs_buff[i++] = adapter->max_sds_rings;
357
358 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
359 sds_ring = &(recv_ctx->sds_rings[ring]);
360 regs_buff[i++] = NXRDIO(adapter,
361 sds_ring->crb_sts_consumer);
362 }
363 }
364
netxen_nic_test_link(struct net_device * dev)365 static u32 netxen_nic_test_link(struct net_device *dev)
366 {
367 struct netxen_adapter *adapter = netdev_priv(dev);
368 u32 val, port;
369
370 port = adapter->physical_port;
371 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
372 val = NXRD32(adapter, CRB_XG_STATE_P3);
373 val = XG_LINK_STATE_P3(adapter->ahw.pci_func, val);
374 return (val == XG_LINK_UP_P3) ? 0 : 1;
375 } else {
376 val = NXRD32(adapter, CRB_XG_STATE);
377 val = (val >> port*8) & 0xff;
378 return (val == XG_LINK_UP) ? 0 : 1;
379 }
380 }
381
382 static int
netxen_nic_get_eeprom(struct net_device * dev,struct ethtool_eeprom * eeprom,u8 * bytes)383 netxen_nic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
384 u8 * bytes)
385 {
386 struct netxen_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 = netxen_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
netxen_nic_get_ringparam(struct net_device * dev,struct ethtool_ringparam * ring)406 netxen_nic_get_ringparam(struct net_device *dev,
407 struct ethtool_ringparam *ring)
408 {
409 struct netxen_adapter *adapter = netdev_priv(dev);
410
411 ring->rx_pending = adapter->num_rxd;
412 ring->rx_jumbo_pending = adapter->num_jumbo_rxd;
413 ring->rx_jumbo_pending += adapter->num_lro_rxd;
414 ring->tx_pending = adapter->num_txd;
415
416 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
417 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_1G;
418 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_1G;
419 } else {
420 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_10G;
421 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_10G;
422 }
423
424 ring->tx_max_pending = MAX_CMD_DESCRIPTORS;
425 }
426
427 static u32
netxen_validate_ringparam(u32 val,u32 min,u32 max,char * r_name)428 netxen_validate_ringparam(u32 val, u32 min, u32 max, char *r_name)
429 {
430 u32 num_desc;
431 num_desc = max(val, min);
432 num_desc = min(num_desc, max);
433 num_desc = roundup_pow_of_two(num_desc);
434
435 if (val != num_desc) {
436 printk(KERN_INFO "%s: setting %s ring size %d instead of %d\n",
437 netxen_nic_driver_name, r_name, num_desc, val);
438 }
439
440 return num_desc;
441 }
442
443 static int
netxen_nic_set_ringparam(struct net_device * dev,struct ethtool_ringparam * ring)444 netxen_nic_set_ringparam(struct net_device *dev,
445 struct ethtool_ringparam *ring)
446 {
447 struct netxen_adapter *adapter = netdev_priv(dev);
448 u16 max_rcv_desc = MAX_RCV_DESCRIPTORS_10G;
449 u16 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
450 u16 num_rxd, num_jumbo_rxd, num_txd;
451
452 if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
453 return -EOPNOTSUPP;
454
455 if (ring->rx_mini_pending)
456 return -EOPNOTSUPP;
457
458 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
459 max_rcv_desc = MAX_RCV_DESCRIPTORS_1G;
460 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
461 }
462
463 num_rxd = netxen_validate_ringparam(ring->rx_pending,
464 MIN_RCV_DESCRIPTORS, max_rcv_desc, "rx");
465
466 num_jumbo_rxd = netxen_validate_ringparam(ring->rx_jumbo_pending,
467 MIN_JUMBO_DESCRIPTORS, max_jumbo_desc, "rx jumbo");
468
469 num_txd = netxen_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 netxen_nic_reset_context(adapter);
481 }
482
483 static void
netxen_nic_get_pauseparam(struct net_device * dev,struct ethtool_pauseparam * pause)484 netxen_nic_get_pauseparam(struct net_device *dev,
485 struct ethtool_pauseparam *pause)
486 {
487 struct netxen_adapter *adapter = netdev_priv(dev);
488 __u32 val;
489 int port = adapter->physical_port;
490
491 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
492 if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
493 return;
494 /* get flow control settings */
495 val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));
496 pause->rx_pause = netxen_gb_get_rx_flowctl(val);
497 val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL);
498 switch (port) {
499 case 0:
500 pause->tx_pause = !(netxen_gb_get_gb0_mask(val));
501 break;
502 case 1:
503 pause->tx_pause = !(netxen_gb_get_gb1_mask(val));
504 break;
505 case 2:
506 pause->tx_pause = !(netxen_gb_get_gb2_mask(val));
507 break;
508 case 3:
509 default:
510 pause->tx_pause = !(netxen_gb_get_gb3_mask(val));
511 break;
512 }
513 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
514 if ((port < 0) || (port > NETXEN_NIU_MAX_XG_PORTS))
515 return;
516 pause->rx_pause = 1;
517 val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
518 if (port == 0)
519 pause->tx_pause = !(netxen_xg_get_xg0_mask(val));
520 else
521 pause->tx_pause = !(netxen_xg_get_xg1_mask(val));
522 } else {
523 printk(KERN_ERR"%s: Unknown board type: %x\n",
524 netxen_nic_driver_name, adapter->ahw.port_type);
525 }
526 }
527
528 static int
netxen_nic_set_pauseparam(struct net_device * dev,struct ethtool_pauseparam * pause)529 netxen_nic_set_pauseparam(struct net_device *dev,
530 struct ethtool_pauseparam *pause)
531 {
532 struct netxen_adapter *adapter = netdev_priv(dev);
533 __u32 val;
534 int port = adapter->physical_port;
535 /* read mode */
536 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
537 if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
538 return -EIO;
539 /* set flow control */
540 val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));
541
542 if (pause->rx_pause)
543 netxen_gb_rx_flowctl(val);
544 else
545 netxen_gb_unset_rx_flowctl(val);
546
547 NXWR32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port),
548 val);
549 /* set autoneg */
550 val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL);
551 switch (port) {
552 case 0:
553 if (pause->tx_pause)
554 netxen_gb_unset_gb0_mask(val);
555 else
556 netxen_gb_set_gb0_mask(val);
557 break;
558 case 1:
559 if (pause->tx_pause)
560 netxen_gb_unset_gb1_mask(val);
561 else
562 netxen_gb_set_gb1_mask(val);
563 break;
564 case 2:
565 if (pause->tx_pause)
566 netxen_gb_unset_gb2_mask(val);
567 else
568 netxen_gb_set_gb2_mask(val);
569 break;
570 case 3:
571 default:
572 if (pause->tx_pause)
573 netxen_gb_unset_gb3_mask(val);
574 else
575 netxen_gb_set_gb3_mask(val);
576 break;
577 }
578 NXWR32(adapter, NETXEN_NIU_GB_PAUSE_CTL, val);
579 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
580 if ((port < 0) || (port > NETXEN_NIU_MAX_XG_PORTS))
581 return -EIO;
582 val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
583 if (port == 0) {
584 if (pause->tx_pause)
585 netxen_xg_unset_xg0_mask(val);
586 else
587 netxen_xg_set_xg0_mask(val);
588 } else {
589 if (pause->tx_pause)
590 netxen_xg_unset_xg1_mask(val);
591 else
592 netxen_xg_set_xg1_mask(val);
593 }
594 NXWR32(adapter, NETXEN_NIU_XG_PAUSE_CTL, val);
595 } else {
596 printk(KERN_ERR "%s: Unknown board type: %x\n",
597 netxen_nic_driver_name,
598 adapter->ahw.port_type);
599 }
600 return 0;
601 }
602
netxen_nic_reg_test(struct net_device * dev)603 static int netxen_nic_reg_test(struct net_device *dev)
604 {
605 struct netxen_adapter *adapter = netdev_priv(dev);
606 u32 data_read, data_written;
607
608 data_read = NXRD32(adapter, NETXEN_PCIX_PH_REG(0));
609 if ((data_read & 0xffff) != adapter->pdev->vendor)
610 return 1;
611
612 if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
613 return 0;
614
615 data_written = (u32)0xa5a5a5a5;
616
617 NXWR32(adapter, CRB_SCRATCHPAD_TEST, data_written);
618 data_read = NXRD32(adapter, CRB_SCRATCHPAD_TEST);
619 if (data_written != data_read)
620 return 1;
621
622 return 0;
623 }
624
netxen_get_sset_count(struct net_device * dev,int sset)625 static int netxen_get_sset_count(struct net_device *dev, int sset)
626 {
627 switch (sset) {
628 case ETH_SS_TEST:
629 return NETXEN_NIC_TEST_LEN;
630 case ETH_SS_STATS:
631 return NETXEN_NIC_STATS_LEN;
632 default:
633 return -EOPNOTSUPP;
634 }
635 }
636
637 static void
netxen_nic_diag_test(struct net_device * dev,struct ethtool_test * eth_test,u64 * data)638 netxen_nic_diag_test(struct net_device *dev, struct ethtool_test *eth_test,
639 u64 * data)
640 {
641 memset(data, 0, sizeof(uint64_t) * NETXEN_NIC_TEST_LEN);
642 if ((data[0] = netxen_nic_reg_test(dev)))
643 eth_test->flags |= ETH_TEST_FL_FAILED;
644 /* link test */
645 if ((data[1] = (u64) netxen_nic_test_link(dev)))
646 eth_test->flags |= ETH_TEST_FL_FAILED;
647 }
648
649 static void
netxen_nic_get_strings(struct net_device * dev,u32 stringset,u8 * data)650 netxen_nic_get_strings(struct net_device *dev, u32 stringset, u8 * data)
651 {
652 int index;
653
654 switch (stringset) {
655 case ETH_SS_TEST:
656 memcpy(data, *netxen_nic_gstrings_test,
657 NETXEN_NIC_TEST_LEN * ETH_GSTRING_LEN);
658 break;
659 case ETH_SS_STATS:
660 for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
661 memcpy(data + index * ETH_GSTRING_LEN,
662 netxen_nic_gstrings_stats[index].stat_string,
663 ETH_GSTRING_LEN);
664 }
665 break;
666 }
667 }
668
669 static void
netxen_nic_get_ethtool_stats(struct net_device * dev,struct ethtool_stats * stats,u64 * data)670 netxen_nic_get_ethtool_stats(struct net_device *dev,
671 struct ethtool_stats *stats, u64 * data)
672 {
673 struct netxen_adapter *adapter = netdev_priv(dev);
674 int index;
675
676 for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
677 char *p =
678 (char *)adapter +
679 netxen_nic_gstrings_stats[index].stat_offset;
680 data[index] =
681 (netxen_nic_gstrings_stats[index].sizeof_stat ==
682 sizeof(u64)) ? *(u64 *) p : *(u32 *) p;
683 }
684 }
685
686 static void
netxen_nic_get_wol(struct net_device * dev,struct ethtool_wolinfo * wol)687 netxen_nic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
688 {
689 struct netxen_adapter *adapter = netdev_priv(dev);
690 u32 wol_cfg = 0;
691
692 wol->supported = 0;
693 wol->wolopts = 0;
694
695 if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
696 return;
697
698 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV);
699 if (wol_cfg & (1UL << adapter->portnum))
700 wol->supported |= WAKE_MAGIC;
701
702 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG);
703 if (wol_cfg & (1UL << adapter->portnum))
704 wol->wolopts |= WAKE_MAGIC;
705 }
706
707 static int
netxen_nic_set_wol(struct net_device * dev,struct ethtool_wolinfo * wol)708 netxen_nic_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
709 {
710 struct netxen_adapter *adapter = netdev_priv(dev);
711 u32 wol_cfg = 0;
712
713 if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
714 return -EOPNOTSUPP;
715
716 if (wol->wolopts & ~WAKE_MAGIC)
717 return -EOPNOTSUPP;
718
719 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV);
720 if (!(wol_cfg & (1 << adapter->portnum)))
721 return -EOPNOTSUPP;
722
723 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG);
724 if (wol->wolopts & WAKE_MAGIC)
725 wol_cfg |= 1UL << adapter->portnum;
726 else
727 wol_cfg &= ~(1UL << adapter->portnum);
728 NXWR32(adapter, NETXEN_WOL_CONFIG, wol_cfg);
729
730 return 0;
731 }
732
733 /*
734 * Set the coalescing parameters. Currently only normal is supported.
735 * If rx_coalesce_usecs == 0 or rx_max_coalesced_frames == 0 then set the
736 * firmware coalescing to default.
737 */
netxen_set_intr_coalesce(struct net_device * netdev,struct ethtool_coalesce * ethcoal)738 static int netxen_set_intr_coalesce(struct net_device *netdev,
739 struct ethtool_coalesce *ethcoal)
740 {
741 struct netxen_adapter *adapter = netdev_priv(netdev);
742
743 if (!NX_IS_REVISION_P3(adapter->ahw.revision_id))
744 return -EINVAL;
745
746 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
747 return -EINVAL;
748
749 /*
750 * Return Error if unsupported values or
751 * unsupported parameters are set.
752 */
753 if (ethcoal->rx_coalesce_usecs > 0xffff ||
754 ethcoal->rx_max_coalesced_frames > 0xffff ||
755 ethcoal->tx_coalesce_usecs > 0xffff ||
756 ethcoal->tx_max_coalesced_frames > 0xffff ||
757 ethcoal->rx_coalesce_usecs_irq ||
758 ethcoal->rx_max_coalesced_frames_irq ||
759 ethcoal->tx_coalesce_usecs_irq ||
760 ethcoal->tx_max_coalesced_frames_irq ||
761 ethcoal->stats_block_coalesce_usecs ||
762 ethcoal->use_adaptive_rx_coalesce ||
763 ethcoal->use_adaptive_tx_coalesce ||
764 ethcoal->pkt_rate_low ||
765 ethcoal->rx_coalesce_usecs_low ||
766 ethcoal->rx_max_coalesced_frames_low ||
767 ethcoal->tx_coalesce_usecs_low ||
768 ethcoal->tx_max_coalesced_frames_low ||
769 ethcoal->pkt_rate_high ||
770 ethcoal->rx_coalesce_usecs_high ||
771 ethcoal->rx_max_coalesced_frames_high ||
772 ethcoal->tx_coalesce_usecs_high ||
773 ethcoal->tx_max_coalesced_frames_high)
774 return -EINVAL;
775
776 if (!ethcoal->rx_coalesce_usecs ||
777 !ethcoal->rx_max_coalesced_frames) {
778 adapter->coal.flags = NETXEN_NIC_INTR_DEFAULT;
779 adapter->coal.normal.data.rx_time_us =
780 NETXEN_DEFAULT_INTR_COALESCE_RX_TIME_US;
781 adapter->coal.normal.data.rx_packets =
782 NETXEN_DEFAULT_INTR_COALESCE_RX_PACKETS;
783 } else {
784 adapter->coal.flags = 0;
785 adapter->coal.normal.data.rx_time_us =
786 ethcoal->rx_coalesce_usecs;
787 adapter->coal.normal.data.rx_packets =
788 ethcoal->rx_max_coalesced_frames;
789 }
790 adapter->coal.normal.data.tx_time_us = ethcoal->tx_coalesce_usecs;
791 adapter->coal.normal.data.tx_packets =
792 ethcoal->tx_max_coalesced_frames;
793
794 netxen_config_intr_coalesce(adapter);
795
796 return 0;
797 }
798
netxen_get_intr_coalesce(struct net_device * netdev,struct ethtool_coalesce * ethcoal)799 static int netxen_get_intr_coalesce(struct net_device *netdev,
800 struct ethtool_coalesce *ethcoal)
801 {
802 struct netxen_adapter *adapter = netdev_priv(netdev);
803
804 if (!NX_IS_REVISION_P3(adapter->ahw.revision_id))
805 return -EINVAL;
806
807 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
808 return -EINVAL;
809
810 ethcoal->rx_coalesce_usecs = adapter->coal.normal.data.rx_time_us;
811 ethcoal->tx_coalesce_usecs = adapter->coal.normal.data.tx_time_us;
812 ethcoal->rx_max_coalesced_frames =
813 adapter->coal.normal.data.rx_packets;
814 ethcoal->tx_max_coalesced_frames =
815 adapter->coal.normal.data.tx_packets;
816
817 return 0;
818 }
819
820 static int
netxen_get_dump_flag(struct net_device * netdev,struct ethtool_dump * dump)821 netxen_get_dump_flag(struct net_device *netdev, struct ethtool_dump *dump)
822 {
823 struct netxen_adapter *adapter = netdev_priv(netdev);
824 struct netxen_minidump *mdump = &adapter->mdump;
825 if (adapter->fw_mdump_rdy)
826 dump->len = mdump->md_dump_size;
827 else
828 dump->len = 0;
829 dump->flag = mdump->md_capture_mask;
830 dump->version = adapter->fw_version;
831 return 0;
832 }
833
834 static int
netxen_set_dump(struct net_device * netdev,struct ethtool_dump * val)835 netxen_set_dump(struct net_device *netdev, struct ethtool_dump *val)
836 {
837 int ret = 0;
838 struct netxen_adapter *adapter = netdev_priv(netdev);
839 struct netxen_minidump *mdump = &adapter->mdump;
840
841 switch (val->flag) {
842 case NX_FORCE_FW_DUMP_KEY:
843 if (!mdump->md_enabled)
844 mdump->md_enabled = 1;
845 if (adapter->fw_mdump_rdy) {
846 netdev_info(netdev, "Previous dump not cleared, not forcing dump\n");
847 return ret;
848 }
849 netdev_info(netdev, "Forcing a fw dump\n");
850 nx_dev_request_reset(adapter);
851 break;
852 case NX_DISABLE_FW_DUMP:
853 if (mdump->md_enabled) {
854 netdev_info(netdev, "Disabling FW Dump\n");
855 mdump->md_enabled = 0;
856 }
857 break;
858 case NX_ENABLE_FW_DUMP:
859 if (!mdump->md_enabled) {
860 netdev_info(netdev, "Enabling FW dump\n");
861 mdump->md_enabled = 1;
862 }
863 break;
864 case NX_FORCE_FW_RESET:
865 netdev_info(netdev, "Forcing FW reset\n");
866 nx_dev_request_reset(adapter);
867 adapter->flags &= ~NETXEN_FW_RESET_OWNER;
868 break;
869 default:
870 if (val->flag <= NX_DUMP_MASK_MAX &&
871 val->flag >= NX_DUMP_MASK_MIN) {
872 mdump->md_capture_mask = val->flag & 0xff;
873 netdev_info(netdev, "Driver mask changed to: 0x%x\n",
874 mdump->md_capture_mask);
875 break;
876 }
877 netdev_info(netdev,
878 "Invalid dump level: 0x%x\n", val->flag);
879 return -EINVAL;
880 }
881
882 return ret;
883 }
884
885 static int
netxen_get_dump_data(struct net_device * netdev,struct ethtool_dump * dump,void * buffer)886 netxen_get_dump_data(struct net_device *netdev, struct ethtool_dump *dump,
887 void *buffer)
888 {
889 int i, copy_sz;
890 u32 *hdr_ptr, *data;
891 struct netxen_adapter *adapter = netdev_priv(netdev);
892 struct netxen_minidump *mdump = &adapter->mdump;
893
894
895 if (!adapter->fw_mdump_rdy) {
896 netdev_info(netdev, "Dump not available\n");
897 return -EINVAL;
898 }
899 /* Copy template header first */
900 copy_sz = mdump->md_template_size;
901 hdr_ptr = (u32 *) mdump->md_template;
902 data = buffer;
903 for (i = 0; i < copy_sz/sizeof(u32); i++)
904 *data++ = cpu_to_le32(*hdr_ptr++);
905
906 /* Copy captured dump data */
907 memcpy(buffer + copy_sz,
908 mdump->md_capture_buff + mdump->md_template_size,
909 mdump->md_capture_size);
910 dump->len = copy_sz + mdump->md_capture_size;
911 dump->flag = mdump->md_capture_mask;
912
913 /* Free dump area once data has been captured */
914 vfree(mdump->md_capture_buff);
915 mdump->md_capture_buff = NULL;
916 adapter->fw_mdump_rdy = 0;
917 netdev_info(netdev, "extracted the fw dump Successfully\n");
918 return 0;
919 }
920
921 const struct ethtool_ops netxen_nic_ethtool_ops = {
922 .get_settings = netxen_nic_get_settings,
923 .set_settings = netxen_nic_set_settings,
924 .get_drvinfo = netxen_nic_get_drvinfo,
925 .get_regs_len = netxen_nic_get_regs_len,
926 .get_regs = netxen_nic_get_regs,
927 .get_link = ethtool_op_get_link,
928 .get_eeprom_len = netxen_nic_get_eeprom_len,
929 .get_eeprom = netxen_nic_get_eeprom,
930 .get_ringparam = netxen_nic_get_ringparam,
931 .set_ringparam = netxen_nic_set_ringparam,
932 .get_pauseparam = netxen_nic_get_pauseparam,
933 .set_pauseparam = netxen_nic_set_pauseparam,
934 .get_wol = netxen_nic_get_wol,
935 .set_wol = netxen_nic_set_wol,
936 .self_test = netxen_nic_diag_test,
937 .get_strings = netxen_nic_get_strings,
938 .get_ethtool_stats = netxen_nic_get_ethtool_stats,
939 .get_sset_count = netxen_get_sset_count,
940 .get_coalesce = netxen_get_intr_coalesce,
941 .set_coalesce = netxen_set_intr_coalesce,
942 .get_dump_flag = netxen_get_dump_flag,
943 .get_dump_data = netxen_get_dump_data,
944 .set_dump = netxen_set_dump,
945 };
946