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net: Remove unnecessary driver assignments of ethtool_ringparam fields to zero
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / drivers / net / ethernet / qlogic / netxen / netxen_nic_ethtool.c
blobe09ea83b8c47efe7f7061e2f046b9a45b870b82e
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 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
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->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 return 0;
248 }
249
250 static int
251 netxen_nic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
252 {
253 struct netxen_adapter *adapter = netdev_priv(dev);
254 u32 speed = ethtool_cmd_speed(ecmd);
255 int ret;
256
257 if (adapter->ahw.port_type != NETXEN_NIC_GBE)
258 return -EOPNOTSUPP;
259
260 if (!(adapter->capabilities & NX_FW_CAPABILITY_GBE_LINK_CFG))
261 return -EOPNOTSUPP;
262
263 ret = nx_fw_cmd_set_gbe_port(adapter, speed, ecmd->duplex,
264 ecmd->autoneg);
265 if (ret == NX_RCODE_NOT_SUPPORTED)
266 return -EOPNOTSUPP;
267 else if (ret)
268 return -EIO;
269
270 adapter->link_speed = speed;
271 adapter->link_duplex = ecmd->duplex;
272 adapter->link_autoneg = ecmd->autoneg;
273
274 if (!netif_running(dev))
275 return 0;
276
277 dev->netdev_ops->ndo_stop(dev);
278 return dev->netdev_ops->ndo_open(dev);
279 }
280
281 static int netxen_nic_get_regs_len(struct net_device *dev)
282 {
283 return NETXEN_NIC_REGS_LEN;
284 }
285
286 static void
287 netxen_nic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
288 {
289 struct netxen_adapter *adapter = netdev_priv(dev);
290 struct netxen_recv_context *recv_ctx = &adapter->recv_ctx;
291 struct nx_host_sds_ring *sds_ring;
292 u32 *regs_buff = p;
293 int ring, i = 0;
294 int port = adapter->physical_port;
295
296 memset(p, 0, NETXEN_NIC_REGS_LEN);
297
298 regs->version = (1 << 24) | (adapter->ahw.revision_id << 16) |
299 (adapter->pdev)->device;
300
301 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
302 return;
303
304 regs_buff[i++] = NXRD32(adapter, CRB_CMDPEG_STATE);
305 regs_buff[i++] = NXRD32(adapter, CRB_RCVPEG_STATE);
306 regs_buff[i++] = NXRD32(adapter, CRB_FW_CAPABILITIES_1);
307 regs_buff[i++] = NXRDIO(adapter, adapter->crb_int_state_reg);
308 regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_REF_COUNT);
309 regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_STATE);
310 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_ALIVE_COUNTER);
311 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS1);
312 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS2);
313
314 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_0+0x3c);
315 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_1+0x3c);
316 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_2+0x3c);
317 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_3+0x3c);
318
319 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
320
321 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_4+0x3c);
322 i += 2;
323
324 regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE_P3);
325 regs_buff[i++] = le32_to_cpu(*(adapter->tx_ring->hw_consumer));
326
327 } else {
328 i++;
329
330 regs_buff[i++] = NXRD32(adapter,
331 NETXEN_NIU_XGE_CONFIG_0+(0x10000*port));
332 regs_buff[i++] = NXRD32(adapter,
333 NETXEN_NIU_XGE_CONFIG_1+(0x10000*port));
334
335 regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE);
336 regs_buff[i++] = NXRDIO(adapter,
337 adapter->tx_ring->crb_cmd_consumer);
338 }
339
340 regs_buff[i++] = NXRDIO(adapter, adapter->tx_ring->crb_cmd_producer);
341
342 regs_buff[i++] = NXRDIO(adapter,
343 recv_ctx->rds_rings[0].crb_rcv_producer);
344 regs_buff[i++] = NXRDIO(adapter,
345 recv_ctx->rds_rings[1].crb_rcv_producer);
346
347 regs_buff[i++] = adapter->max_sds_rings;
348
349 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
350 sds_ring = &(recv_ctx->sds_rings[ring]);
351 regs_buff[i++] = NXRDIO(adapter,
352 sds_ring->crb_sts_consumer);
353 }
354 }
355
356 static u32 netxen_nic_test_link(struct net_device *dev)
357 {
358 struct netxen_adapter *adapter = netdev_priv(dev);
359 u32 val, port;
360
361 port = adapter->physical_port;
362 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
363 val = NXRD32(adapter, CRB_XG_STATE_P3);
364 val = XG_LINK_STATE_P3(adapter->ahw.pci_func, val);
365 return (val == XG_LINK_UP_P3) ? 0 : 1;
366 } else {
367 val = NXRD32(adapter, CRB_XG_STATE);
368 val = (val >> port*8) & 0xff;
369 return (val == XG_LINK_UP) ? 0 : 1;
370 }
371 }
372
373 static int
374 netxen_nic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
375 u8 * bytes)
376 {
377 struct netxen_adapter *adapter = netdev_priv(dev);
378 int offset;
379 int ret;
380
381 if (eeprom->len == 0)
382 return -EINVAL;
383
384 eeprom->magic = (adapter->pdev)->vendor |
385 ((adapter->pdev)->device << 16);
386 offset = eeprom->offset;
387
388 ret = netxen_rom_fast_read_words(adapter, offset, bytes,
389 eeprom->len);
390 if (ret < 0)
391 return ret;
392
393 return 0;
394 }
395
396 static void
397 netxen_nic_get_ringparam(struct net_device *dev,
398 struct ethtool_ringparam *ring)
399 {
400 struct netxen_adapter *adapter = netdev_priv(dev);
401
402 ring->rx_pending = adapter->num_rxd;
403 ring->rx_jumbo_pending = adapter->num_jumbo_rxd;
404 ring->rx_jumbo_pending += adapter->num_lro_rxd;
405 ring->tx_pending = adapter->num_txd;
406
407 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
408 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_1G;
409 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_1G;
410 } else {
411 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_10G;
412 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_10G;
413 }
414
415 ring->tx_max_pending = MAX_CMD_DESCRIPTORS;
416 }
417
418 static u32
419 netxen_validate_ringparam(u32 val, u32 min, u32 max, char *r_name)
420 {
421 u32 num_desc;
422 num_desc = max(val, min);
423 num_desc = min(num_desc, max);
424 num_desc = roundup_pow_of_two(num_desc);
425
426 if (val != num_desc) {
427 printk(KERN_INFO "%s: setting %s ring size %d instead of %d\n",
428 netxen_nic_driver_name, r_name, num_desc, val);
429 }
430
431 return num_desc;
432 }
433
434 static int
435 netxen_nic_set_ringparam(struct net_device *dev,
436 struct ethtool_ringparam *ring)
437 {
438 struct netxen_adapter *adapter = netdev_priv(dev);
439 u16 max_rcv_desc = MAX_RCV_DESCRIPTORS_10G;
440 u16 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
441 u16 num_rxd, num_jumbo_rxd, num_txd;
442
443 if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
444 return -EOPNOTSUPP;
445
446 if (ring->rx_mini_pending)
447 return -EOPNOTSUPP;
448
449 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
450 max_rcv_desc = MAX_RCV_DESCRIPTORS_1G;
451 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
452 }
453
454 num_rxd = netxen_validate_ringparam(ring->rx_pending,
455 MIN_RCV_DESCRIPTORS, max_rcv_desc, "rx");
456
457 num_jumbo_rxd = netxen_validate_ringparam(ring->rx_jumbo_pending,
458 MIN_JUMBO_DESCRIPTORS, max_jumbo_desc, "rx jumbo");
459
460 num_txd = netxen_validate_ringparam(ring->tx_pending,
461 MIN_CMD_DESCRIPTORS, MAX_CMD_DESCRIPTORS, "tx");
462
463 if (num_rxd == adapter->num_rxd && num_txd == adapter->num_txd &&
464 num_jumbo_rxd == adapter->num_jumbo_rxd)
465 return 0;
466
467 adapter->num_rxd = num_rxd;
468 adapter->num_jumbo_rxd = num_jumbo_rxd;
469 adapter->num_txd = num_txd;
470
471 return netxen_nic_reset_context(adapter);
472 }
473
474 static void
475 netxen_nic_get_pauseparam(struct net_device *dev,
476 struct ethtool_pauseparam *pause)
477 {
478 struct netxen_adapter *adapter = netdev_priv(dev);
479 __u32 val;
480 int port = adapter->physical_port;
481
482 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
483 if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
484 return;
485 /* get flow control settings */
486 val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));
487 pause->rx_pause = netxen_gb_get_rx_flowctl(val);
488 val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL);
489 switch (port) {
490 case 0:
491 pause->tx_pause = !(netxen_gb_get_gb0_mask(val));
492 break;
493 case 1:
494 pause->tx_pause = !(netxen_gb_get_gb1_mask(val));
495 break;
496 case 2:
497 pause->tx_pause = !(netxen_gb_get_gb2_mask(val));
498 break;
499 case 3:
500 default:
501 pause->tx_pause = !(netxen_gb_get_gb3_mask(val));
502 break;
503 }
504 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
505 if ((port < 0) || (port > NETXEN_NIU_MAX_XG_PORTS))
506 return;
507 pause->rx_pause = 1;
508 val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
509 if (port == 0)
510 pause->tx_pause = !(netxen_xg_get_xg0_mask(val));
511 else
512 pause->tx_pause = !(netxen_xg_get_xg1_mask(val));
513 } else {
514 printk(KERN_ERR"%s: Unknown board type: %x\n",
515 netxen_nic_driver_name, adapter->ahw.port_type);
516 }
517 }
518
519 static int
520 netxen_nic_set_pauseparam(struct net_device *dev,
521 struct ethtool_pauseparam *pause)
522 {
523 struct netxen_adapter *adapter = netdev_priv(dev);
524 __u32 val;
525 int port = adapter->physical_port;
526 /* read mode */
527 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
528 if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
529 return -EIO;
530 /* set flow control */
531 val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));
532
533 if (pause->rx_pause)
534 netxen_gb_rx_flowctl(val);
535 else
536 netxen_gb_unset_rx_flowctl(val);
537
538 NXWR32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port),
539 val);
540 /* set autoneg */
541 val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL);
542 switch (port) {
543 case 0:
544 if (pause->tx_pause)
545 netxen_gb_unset_gb0_mask(val);
546 else
547 netxen_gb_set_gb0_mask(val);
548 break;
549 case 1:
550 if (pause->tx_pause)
551 netxen_gb_unset_gb1_mask(val);
552 else
553 netxen_gb_set_gb1_mask(val);
554 break;
555 case 2:
556 if (pause->tx_pause)
557 netxen_gb_unset_gb2_mask(val);
558 else
559 netxen_gb_set_gb2_mask(val);
560 break;
561 case 3:
562 default:
563 if (pause->tx_pause)
564 netxen_gb_unset_gb3_mask(val);
565 else
566 netxen_gb_set_gb3_mask(val);
567 break;
568 }
569 NXWR32(adapter, NETXEN_NIU_GB_PAUSE_CTL, val);
570 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
571 if ((port < 0) || (port > NETXEN_NIU_MAX_XG_PORTS))
572 return -EIO;
573 val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
574 if (port == 0) {
575 if (pause->tx_pause)
576 netxen_xg_unset_xg0_mask(val);
577 else
578 netxen_xg_set_xg0_mask(val);
579 } else {
580 if (pause->tx_pause)
581 netxen_xg_unset_xg1_mask(val);
582 else
583 netxen_xg_set_xg1_mask(val);
584 }
585 NXWR32(adapter, NETXEN_NIU_XG_PAUSE_CTL, val);
586 } else {
587 printk(KERN_ERR "%s: Unknown board type: %x\n",
588 netxen_nic_driver_name,
589 adapter->ahw.port_type);
590 }
591 return 0;
592 }
593
594 static int netxen_nic_reg_test(struct net_device *dev)
595 {
596 struct netxen_adapter *adapter = netdev_priv(dev);
597 u32 data_read, data_written;
598
599 data_read = NXRD32(adapter, NETXEN_PCIX_PH_REG(0));
600 if ((data_read & 0xffff) != adapter->pdev->vendor)
601 return 1;
602
603 if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
604 return 0;
605
606 data_written = (u32)0xa5a5a5a5;
607
608 NXWR32(adapter, CRB_SCRATCHPAD_TEST, data_written);
609 data_read = NXRD32(adapter, CRB_SCRATCHPAD_TEST);
610 if (data_written != data_read)
611 return 1;
612
613 return 0;
614 }
615
616 static int netxen_get_sset_count(struct net_device *dev, int sset)
617 {
618 switch (sset) {
619 case ETH_SS_TEST:
620 return NETXEN_NIC_TEST_LEN;
621 case ETH_SS_STATS:
622 return NETXEN_NIC_STATS_LEN;
623 default:
624 return -EOPNOTSUPP;
625 }
626 }
627
628 static void
629 netxen_nic_diag_test(struct net_device *dev, struct ethtool_test *eth_test,
630 u64 * data)
631 {
632 memset(data, 0, sizeof(uint64_t) * NETXEN_NIC_TEST_LEN);
633 if ((data[0] = netxen_nic_reg_test(dev)))
634 eth_test->flags |= ETH_TEST_FL_FAILED;
635 /* link test */
636 if ((data[1] = (u64) netxen_nic_test_link(dev)))
637 eth_test->flags |= ETH_TEST_FL_FAILED;
638 }
639
640 static void
641 netxen_nic_get_strings(struct net_device *dev, u32 stringset, u8 * data)
642 {
643 int index;
644
645 switch (stringset) {
646 case ETH_SS_TEST:
647 memcpy(data, *netxen_nic_gstrings_test,
648 NETXEN_NIC_TEST_LEN * ETH_GSTRING_LEN);
649 break;
650 case ETH_SS_STATS:
651 for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
652 memcpy(data + index * ETH_GSTRING_LEN,
653 netxen_nic_gstrings_stats[index].stat_string,
654 ETH_GSTRING_LEN);
655 }
656 break;
657 }
658 }
659
660 static void
661 netxen_nic_get_ethtool_stats(struct net_device *dev,
662 struct ethtool_stats *stats, u64 * data)
663 {
664 struct netxen_adapter *adapter = netdev_priv(dev);
665 int index;
666
667 for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
668 char *p =
669 (char *)adapter +
670 netxen_nic_gstrings_stats[index].stat_offset;
671 data[index] =
672 (netxen_nic_gstrings_stats[index].sizeof_stat ==
673 sizeof(u64)) ? *(u64 *) p : *(u32 *) p;
674 }
675 }
676
677 static void
678 netxen_nic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
679 {
680 struct netxen_adapter *adapter = netdev_priv(dev);
681 u32 wol_cfg = 0;
682
683 wol->supported = 0;
684 wol->wolopts = 0;
685
686 if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
687 return;
688
689 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV);
690 if (wol_cfg & (1UL << adapter->portnum))
691 wol->supported |= WAKE_MAGIC;
692
693 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG);
694 if (wol_cfg & (1UL << adapter->portnum))
695 wol->wolopts |= WAKE_MAGIC;
696 }
697
698 static int
699 netxen_nic_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
700 {
701 struct netxen_adapter *adapter = netdev_priv(dev);
702 u32 wol_cfg = 0;
703
704 if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
705 return -EOPNOTSUPP;
706
707 if (wol->wolopts & ~WAKE_MAGIC)
708 return -EOPNOTSUPP;
709
710 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV);
711 if (!(wol_cfg & (1 << adapter->portnum)))
712 return -EOPNOTSUPP;
713
714 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG);
715 if (wol->wolopts & WAKE_MAGIC)
716 wol_cfg |= 1UL << adapter->portnum;
717 else
718 wol_cfg &= ~(1UL << adapter->portnum);
719 NXWR32(adapter, NETXEN_WOL_CONFIG, wol_cfg);
720
721 return 0;
722 }
723
724 /*
725 * Set the coalescing parameters. Currently only normal is supported.
726 * If rx_coalesce_usecs == 0 or rx_max_coalesced_frames == 0 then set the
727 * firmware coalescing to default.
728 */
729 static int netxen_set_intr_coalesce(struct net_device *netdev,
730 struct ethtool_coalesce *ethcoal)
731 {
732 struct netxen_adapter *adapter = netdev_priv(netdev);
733
734 if (!NX_IS_REVISION_P3(adapter->ahw.revision_id))
735 return -EINVAL;
736
737 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
738 return -EINVAL;
739
740 /*
741 * Return Error if unsupported values or
742 * unsupported parameters are set.
743 */
744 if (ethcoal->rx_coalesce_usecs > 0xffff ||
745 ethcoal->rx_max_coalesced_frames > 0xffff ||
746 ethcoal->tx_coalesce_usecs > 0xffff ||
747 ethcoal->tx_max_coalesced_frames > 0xffff ||
748 ethcoal->rx_coalesce_usecs_irq ||
749 ethcoal->rx_max_coalesced_frames_irq ||
750 ethcoal->tx_coalesce_usecs_irq ||
751 ethcoal->tx_max_coalesced_frames_irq ||
752 ethcoal->stats_block_coalesce_usecs ||
753 ethcoal->use_adaptive_rx_coalesce ||
754 ethcoal->use_adaptive_tx_coalesce ||
755 ethcoal->pkt_rate_low ||
756 ethcoal->rx_coalesce_usecs_low ||
757 ethcoal->rx_max_coalesced_frames_low ||
758 ethcoal->tx_coalesce_usecs_low ||
759 ethcoal->tx_max_coalesced_frames_low ||
760 ethcoal->pkt_rate_high ||
761 ethcoal->rx_coalesce_usecs_high ||
762 ethcoal->rx_max_coalesced_frames_high ||
763 ethcoal->tx_coalesce_usecs_high ||
764 ethcoal->tx_max_coalesced_frames_high)
765 return -EINVAL;
766
767 if (!ethcoal->rx_coalesce_usecs ||
768 !ethcoal->rx_max_coalesced_frames) {
769 adapter->coal.flags = NETXEN_NIC_INTR_DEFAULT;
770 adapter->coal.normal.data.rx_time_us =
771 NETXEN_DEFAULT_INTR_COALESCE_RX_TIME_US;
772 adapter->coal.normal.data.rx_packets =
773 NETXEN_DEFAULT_INTR_COALESCE_RX_PACKETS;
774 } else {
775 adapter->coal.flags = 0;
776 adapter->coal.normal.data.rx_time_us =
777 ethcoal->rx_coalesce_usecs;
778 adapter->coal.normal.data.rx_packets =
779 ethcoal->rx_max_coalesced_frames;
780 }
781 adapter->coal.normal.data.tx_time_us = ethcoal->tx_coalesce_usecs;
782 adapter->coal.normal.data.tx_packets =
783 ethcoal->tx_max_coalesced_frames;
784
785 netxen_config_intr_coalesce(adapter);
786
787 return 0;
788 }
789
790 static int netxen_get_intr_coalesce(struct net_device *netdev,
791 struct ethtool_coalesce *ethcoal)
792 {
793 struct netxen_adapter *adapter = netdev_priv(netdev);
794
795 if (!NX_IS_REVISION_P3(adapter->ahw.revision_id))
796 return -EINVAL;
797
798 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
799 return -EINVAL;
800
801 ethcoal->rx_coalesce_usecs = adapter->coal.normal.data.rx_time_us;
802 ethcoal->tx_coalesce_usecs = adapter->coal.normal.data.tx_time_us;
803 ethcoal->rx_max_coalesced_frames =
804 adapter->coal.normal.data.rx_packets;
805 ethcoal->tx_max_coalesced_frames =
806 adapter->coal.normal.data.tx_packets;
807
808 return 0;
809 }
810
811 const struct ethtool_ops netxen_nic_ethtool_ops = {
812 .get_settings = netxen_nic_get_settings,
813 .set_settings = netxen_nic_set_settings,
814 .get_drvinfo = netxen_nic_get_drvinfo,
815 .get_regs_len = netxen_nic_get_regs_len,
816 .get_regs = netxen_nic_get_regs,
817 .get_link = ethtool_op_get_link,
818 .get_eeprom_len = netxen_nic_get_eeprom_len,
819 .get_eeprom = netxen_nic_get_eeprom,
820 .get_ringparam = netxen_nic_get_ringparam,
821 .set_ringparam = netxen_nic_set_ringparam,
822 .get_pauseparam = netxen_nic_get_pauseparam,
823 .set_pauseparam = netxen_nic_set_pauseparam,
824 .get_wol = netxen_nic_get_wol,
825 .set_wol = netxen_nic_set_wol,
826 .self_test = netxen_nic_diag_test,
827 .get_strings = netxen_nic_get_strings,
828 .get_ethtool_stats = netxen_nic_get_ethtool_stats,
829 .get_sset_count = netxen_get_sset_count,
830 .get_coalesce = netxen_get_intr_coalesce,
831 .set_coalesce = netxen_set_intr_coalesce,
832 };
Linux 2.6 ibm-acpi/thinkpad-acpi driver git tree