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net: fix ethtool->set_flags not intended -EINVAL return value
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / drivers / net / netxen / netxen_nic_ethtool.c
blob3bdcc803ec6822a62caf4e00878905fd4ad64f5f
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->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 int ret;
255
256 if (adapter->ahw.port_type != NETXEN_NIC_GBE)
257 return -EOPNOTSUPP;
258
259 if (!(adapter->capabilities & NX_FW_CAPABILITY_GBE_LINK_CFG))
260 return -EOPNOTSUPP;
261
262 ret = nx_fw_cmd_set_gbe_port(adapter, ecmd->speed, ecmd->duplex,
263 ecmd->autoneg);
264 if (ret == NX_RCODE_NOT_SUPPORTED)
265 return -EOPNOTSUPP;
266 else if (ret)
267 return -EIO;
268
269 adapter->link_speed = ecmd->speed;
270 adapter->link_duplex = ecmd->duplex;
271 adapter->link_autoneg = ecmd->autoneg;
272
273 if (!netif_running(dev))
274 return 0;
275
276 dev->netdev_ops->ndo_stop(dev);
277 return dev->netdev_ops->ndo_open(dev);
278 }
279
280 static int netxen_nic_get_regs_len(struct net_device *dev)
281 {
282 return NETXEN_NIC_REGS_LEN;
283 }
284
285 static void
286 netxen_nic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
287 {
288 struct netxen_adapter *adapter = netdev_priv(dev);
289 struct netxen_recv_context *recv_ctx = &adapter->recv_ctx;
290 struct nx_host_sds_ring *sds_ring;
291 u32 *regs_buff = p;
292 int ring, i = 0;
293 int port = adapter->physical_port;
294
295 memset(p, 0, NETXEN_NIC_REGS_LEN);
296
297 regs->version = (1 << 24) | (adapter->ahw.revision_id << 16) |
298 (adapter->pdev)->device;
299
300 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
301 return;
302
303 regs_buff[i++] = NXRD32(adapter, CRB_CMDPEG_STATE);
304 regs_buff[i++] = NXRD32(adapter, CRB_RCVPEG_STATE);
305 regs_buff[i++] = NXRD32(adapter, CRB_FW_CAPABILITIES_1);
306 regs_buff[i++] = NXRDIO(adapter, adapter->crb_int_state_reg);
307 regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_REF_COUNT);
308 regs_buff[i++] = NXRD32(adapter, NX_CRB_DEV_STATE);
309 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_ALIVE_COUNTER);
310 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS1);
311 regs_buff[i++] = NXRD32(adapter, NETXEN_PEG_HALT_STATUS2);
312
313 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_0+0x3c);
314 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_1+0x3c);
315 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_2+0x3c);
316 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_3+0x3c);
317
318 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
319
320 regs_buff[i++] = NXRD32(adapter, NETXEN_CRB_PEG_NET_4+0x3c);
321 i += 2;
322
323 regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE_P3);
324 regs_buff[i++] = le32_to_cpu(*(adapter->tx_ring->hw_consumer));
325
326 } else {
327 i++;
328
329 regs_buff[i++] = NXRD32(adapter,
330 NETXEN_NIU_XGE_CONFIG_0+(0x10000*port));
331 regs_buff[i++] = NXRD32(adapter,
332 NETXEN_NIU_XGE_CONFIG_1+(0x10000*port));
333
334 regs_buff[i++] = NXRD32(adapter, CRB_XG_STATE);
335 regs_buff[i++] = NXRDIO(adapter,
336 adapter->tx_ring->crb_cmd_consumer);
337 }
338
339 regs_buff[i++] = NXRDIO(adapter, adapter->tx_ring->crb_cmd_producer);
340
341 regs_buff[i++] = NXRDIO(adapter,
342 recv_ctx->rds_rings[0].crb_rcv_producer);
343 regs_buff[i++] = NXRDIO(adapter,
344 recv_ctx->rds_rings[1].crb_rcv_producer);
345
346 regs_buff[i++] = adapter->max_sds_rings;
347
348 for (ring = 0; ring < adapter->max_sds_rings; ring++) {
349 sds_ring = &(recv_ctx->sds_rings[ring]);
350 regs_buff[i++] = NXRDIO(adapter,
351 sds_ring->crb_sts_consumer);
352 }
353 }
354
355 static u32 netxen_nic_test_link(struct net_device *dev)
356 {
357 struct netxen_adapter *adapter = netdev_priv(dev);
358 u32 val, port;
359
360 port = adapter->physical_port;
361 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
362 val = NXRD32(adapter, CRB_XG_STATE_P3);
363 val = XG_LINK_STATE_P3(adapter->ahw.pci_func, val);
364 return (val == XG_LINK_UP_P3) ? 0 : 1;
365 } else {
366 val = NXRD32(adapter, CRB_XG_STATE);
367 val = (val >> port*8) & 0xff;
368 return (val == XG_LINK_UP) ? 0 : 1;
369 }
370 }
371
372 static int
373 netxen_nic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
374 u8 * bytes)
375 {
376 struct netxen_adapter *adapter = netdev_priv(dev);
377 int offset;
378 int ret;
379
380 if (eeprom->len == 0)
381 return -EINVAL;
382
383 eeprom->magic = (adapter->pdev)->vendor |
384 ((adapter->pdev)->device << 16);
385 offset = eeprom->offset;
386
387 ret = netxen_rom_fast_read_words(adapter, offset, bytes,
388 eeprom->len);
389 if (ret < 0)
390 return ret;
391
392 return 0;
393 }
394
395 static void
396 netxen_nic_get_ringparam(struct net_device *dev,
397 struct ethtool_ringparam *ring)
398 {
399 struct netxen_adapter *adapter = netdev_priv(dev);
400
401 ring->rx_pending = adapter->num_rxd;
402 ring->rx_jumbo_pending = adapter->num_jumbo_rxd;
403 ring->rx_jumbo_pending += adapter->num_lro_rxd;
404 ring->tx_pending = adapter->num_txd;
405
406 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
407 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_1G;
408 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_1G;
409 } else {
410 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_10G;
411 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_10G;
412 }
413
414 ring->tx_max_pending = MAX_CMD_DESCRIPTORS;
415
416 ring->rx_mini_max_pending = 0;
417 ring->rx_mini_pending = 0;
418 }
419
420 static u32
421 netxen_validate_ringparam(u32 val, u32 min, u32 max, char *r_name)
422 {
423 u32 num_desc;
424 num_desc = max(val, min);
425 num_desc = min(num_desc, max);
426 num_desc = roundup_pow_of_two(num_desc);
427
428 if (val != num_desc) {
429 printk(KERN_INFO "%s: setting %s ring size %d instead of %d\n",
430 netxen_nic_driver_name, r_name, num_desc, val);
431 }
432
433 return num_desc;
434 }
435
436 static int
437 netxen_nic_set_ringparam(struct net_device *dev,
438 struct ethtool_ringparam *ring)
439 {
440 struct netxen_adapter *adapter = netdev_priv(dev);
441 u16 max_rcv_desc = MAX_RCV_DESCRIPTORS_10G;
442 u16 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
443 u16 num_rxd, num_jumbo_rxd, num_txd;
444
445 if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
446 return -EOPNOTSUPP;
447
448 if (ring->rx_mini_pending)
449 return -EOPNOTSUPP;
450
451 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
452 max_rcv_desc = MAX_RCV_DESCRIPTORS_1G;
453 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
454 }
455
456 num_rxd = netxen_validate_ringparam(ring->rx_pending,
457 MIN_RCV_DESCRIPTORS, max_rcv_desc, "rx");
458
459 num_jumbo_rxd = netxen_validate_ringparam(ring->rx_jumbo_pending,
460 MIN_JUMBO_DESCRIPTORS, max_jumbo_desc, "rx jumbo");
461
462 num_txd = netxen_validate_ringparam(ring->tx_pending,
463 MIN_CMD_DESCRIPTORS, MAX_CMD_DESCRIPTORS, "tx");
464
465 if (num_rxd == adapter->num_rxd && num_txd == adapter->num_txd &&
466 num_jumbo_rxd == adapter->num_jumbo_rxd)
467 return 0;
468
469 adapter->num_rxd = num_rxd;
470 adapter->num_jumbo_rxd = num_jumbo_rxd;
471 adapter->num_txd = num_txd;
472
473 return netxen_nic_reset_context(adapter);
474 }
475
476 static void
477 netxen_nic_get_pauseparam(struct net_device *dev,
478 struct ethtool_pauseparam *pause)
479 {
480 struct netxen_adapter *adapter = netdev_priv(dev);
481 __u32 val;
482 int port = adapter->physical_port;
483
484 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
485 if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
486 return;
487 /* get flow control settings */
488 val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));
489 pause->rx_pause = netxen_gb_get_rx_flowctl(val);
490 val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL);
491 switch (port) {
492 case 0:
493 pause->tx_pause = !(netxen_gb_get_gb0_mask(val));
494 break;
495 case 1:
496 pause->tx_pause = !(netxen_gb_get_gb1_mask(val));
497 break;
498 case 2:
499 pause->tx_pause = !(netxen_gb_get_gb2_mask(val));
500 break;
501 case 3:
502 default:
503 pause->tx_pause = !(netxen_gb_get_gb3_mask(val));
504 break;
505 }
506 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
507 if ((port < 0) || (port > NETXEN_NIU_MAX_XG_PORTS))
508 return;
509 pause->rx_pause = 1;
510 val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
511 if (port == 0)
512 pause->tx_pause = !(netxen_xg_get_xg0_mask(val));
513 else
514 pause->tx_pause = !(netxen_xg_get_xg1_mask(val));
515 } else {
516 printk(KERN_ERR"%s: Unknown board type: %x\n",
517 netxen_nic_driver_name, adapter->ahw.port_type);
518 }
519 }
520
521 static int
522 netxen_nic_set_pauseparam(struct net_device *dev,
523 struct ethtool_pauseparam *pause)
524 {
525 struct netxen_adapter *adapter = netdev_priv(dev);
526 __u32 val;
527 int port = adapter->physical_port;
528 /* read mode */
529 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
530 if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
531 return -EIO;
532 /* set flow control */
533 val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));
534
535 if (pause->rx_pause)
536 netxen_gb_rx_flowctl(val);
537 else
538 netxen_gb_unset_rx_flowctl(val);
539
540 NXWR32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port),
541 val);
542 /* set autoneg */
543 val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL);
544 switch (port) {
545 case 0:
546 if (pause->tx_pause)
547 netxen_gb_unset_gb0_mask(val);
548 else
549 netxen_gb_set_gb0_mask(val);
550 break;
551 case 1:
552 if (pause->tx_pause)
553 netxen_gb_unset_gb1_mask(val);
554 else
555 netxen_gb_set_gb1_mask(val);
556 break;
557 case 2:
558 if (pause->tx_pause)
559 netxen_gb_unset_gb2_mask(val);
560 else
561 netxen_gb_set_gb2_mask(val);
562 break;
563 case 3:
564 default:
565 if (pause->tx_pause)
566 netxen_gb_unset_gb3_mask(val);
567 else
568 netxen_gb_set_gb3_mask(val);
569 break;
570 }
571 NXWR32(adapter, NETXEN_NIU_GB_PAUSE_CTL, val);
572 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
573 if ((port < 0) || (port > NETXEN_NIU_MAX_XG_PORTS))
574 return -EIO;
575 val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
576 if (port == 0) {
577 if (pause->tx_pause)
578 netxen_xg_unset_xg0_mask(val);
579 else
580 netxen_xg_set_xg0_mask(val);
581 } else {
582 if (pause->tx_pause)
583 netxen_xg_unset_xg1_mask(val);
584 else
585 netxen_xg_set_xg1_mask(val);
586 }
587 NXWR32(adapter, NETXEN_NIU_XG_PAUSE_CTL, val);
588 } else {
589 printk(KERN_ERR "%s: Unknown board type: %x\n",
590 netxen_nic_driver_name,
591 adapter->ahw.port_type);
592 }
593 return 0;
594 }
595
596 static int netxen_nic_reg_test(struct net_device *dev)
597 {
598 struct netxen_adapter *adapter = netdev_priv(dev);
599 u32 data_read, data_written;
600
601 data_read = NXRD32(adapter, NETXEN_PCIX_PH_REG(0));
602 if ((data_read & 0xffff) != adapter->pdev->vendor)
603 return 1;
604
605 if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
606 return 0;
607
608 data_written = (u32)0xa5a5a5a5;
609
610 NXWR32(adapter, CRB_SCRATCHPAD_TEST, data_written);
611 data_read = NXRD32(adapter, CRB_SCRATCHPAD_TEST);
612 if (data_written != data_read)
613 return 1;
614
615 return 0;
616 }
617
618 static int netxen_get_sset_count(struct net_device *dev, int sset)
619 {
620 switch (sset) {
621 case ETH_SS_TEST:
622 return NETXEN_NIC_TEST_LEN;
623 case ETH_SS_STATS:
624 return NETXEN_NIC_STATS_LEN;
625 default:
626 return -EOPNOTSUPP;
627 }
628 }
629
630 static void
631 netxen_nic_diag_test(struct net_device *dev, struct ethtool_test *eth_test,
632 u64 * data)
633 {
634 memset(data, 0, sizeof(uint64_t) * NETXEN_NIC_TEST_LEN);
635 if ((data[0] = netxen_nic_reg_test(dev)))
636 eth_test->flags |= ETH_TEST_FL_FAILED;
637 /* link test */
638 if ((data[1] = (u64) netxen_nic_test_link(dev)))
639 eth_test->flags |= ETH_TEST_FL_FAILED;
640 }
641
642 static void
643 netxen_nic_get_strings(struct net_device *dev, u32 stringset, u8 * data)
644 {
645 int index;
646
647 switch (stringset) {
648 case ETH_SS_TEST:
649 memcpy(data, *netxen_nic_gstrings_test,
650 NETXEN_NIC_TEST_LEN * ETH_GSTRING_LEN);
651 break;
652 case ETH_SS_STATS:
653 for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
654 memcpy(data + index * ETH_GSTRING_LEN,
655 netxen_nic_gstrings_stats[index].stat_string,
656 ETH_GSTRING_LEN);
657 }
658 break;
659 }
660 }
661
662 static void
663 netxen_nic_get_ethtool_stats(struct net_device *dev,
664 struct ethtool_stats *stats, u64 * data)
665 {
666 struct netxen_adapter *adapter = netdev_priv(dev);
667 int index;
668
669 for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
670 char *p =
671 (char *)adapter +
672 netxen_nic_gstrings_stats[index].stat_offset;
673 data[index] =
674 (netxen_nic_gstrings_stats[index].sizeof_stat ==
675 sizeof(u64)) ? *(u64 *) p : *(u32 *) p;
676 }
677 }
678
679 static u32 netxen_nic_get_tx_csum(struct net_device *dev)
680 {
681 return dev->features & NETIF_F_IP_CSUM;
682 }
683
684 static u32 netxen_nic_get_rx_csum(struct net_device *dev)
685 {
686 struct netxen_adapter *adapter = netdev_priv(dev);
687 return adapter->rx_csum;
688 }
689
690 static int netxen_nic_set_rx_csum(struct net_device *dev, u32 data)
691 {
692 struct netxen_adapter *adapter = netdev_priv(dev);
693
694 if (data) {
695 adapter->rx_csum = data;
696 return 0;
697 }
698
699 if (dev->features & NETIF_F_LRO) {
700 if (netxen_config_hw_lro(adapter, NETXEN_NIC_LRO_DISABLED))
701 return -EIO;
702
703 dev->features &= ~NETIF_F_LRO;
704 netxen_send_lro_cleanup(adapter);
705 netdev_info(dev, "disabling LRO as rx_csum is off\n");
706 }
707 adapter->rx_csum = data;
708 return 0;
709 }
710
711 static u32 netxen_nic_get_tso(struct net_device *dev)
712 {
713 struct netxen_adapter *adapter = netdev_priv(dev);
714
715 if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
716 return (dev->features & (NETIF_F_TSO | NETIF_F_TSO6)) != 0;
717
718 return (dev->features & NETIF_F_TSO) != 0;
719 }
720
721 static int netxen_nic_set_tso(struct net_device *dev, u32 data)
722 {
723 if (data) {
724 struct netxen_adapter *adapter = netdev_priv(dev);
725
726 dev->features |= NETIF_F_TSO;
727 if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
728 dev->features |= NETIF_F_TSO6;
729 } else
730 dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6);
731
732 return 0;
733 }
734
735 static void
736 netxen_nic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
737 {
738 struct netxen_adapter *adapter = netdev_priv(dev);
739 u32 wol_cfg = 0;
740
741 wol->supported = 0;
742 wol->wolopts = 0;
743
744 if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
745 return;
746
747 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV);
748 if (wol_cfg & (1UL << adapter->portnum))
749 wol->supported |= WAKE_MAGIC;
750
751 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG);
752 if (wol_cfg & (1UL << adapter->portnum))
753 wol->wolopts |= WAKE_MAGIC;
754 }
755
756 static int
757 netxen_nic_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
758 {
759 struct netxen_adapter *adapter = netdev_priv(dev);
760 u32 wol_cfg = 0;
761
762 if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
763 return -EOPNOTSUPP;
764
765 if (wol->wolopts & ~WAKE_MAGIC)
766 return -EOPNOTSUPP;
767
768 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV);
769 if (!(wol_cfg & (1 << adapter->portnum)))
770 return -EOPNOTSUPP;
771
772 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG);
773 if (wol->wolopts & WAKE_MAGIC)
774 wol_cfg |= 1UL << adapter->portnum;
775 else
776 wol_cfg &= ~(1UL << adapter->portnum);
777 NXWR32(adapter, NETXEN_WOL_CONFIG, wol_cfg);
778
779 return 0;
780 }
781
782 /*
783 * Set the coalescing parameters. Currently only normal is supported.
784 * If rx_coalesce_usecs == 0 or rx_max_coalesced_frames == 0 then set the
785 * firmware coalescing to default.
786 */
787 static int netxen_set_intr_coalesce(struct net_device *netdev,
788 struct ethtool_coalesce *ethcoal)
789 {
790 struct netxen_adapter *adapter = netdev_priv(netdev);
791
792 if (!NX_IS_REVISION_P3(adapter->ahw.revision_id))
793 return -EINVAL;
794
795 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
796 return -EINVAL;
797
798 /*
799 * Return Error if unsupported values or
800 * unsupported parameters are set.
801 */
802 if (ethcoal->rx_coalesce_usecs > 0xffff ||
803 ethcoal->rx_max_coalesced_frames > 0xffff ||
804 ethcoal->tx_coalesce_usecs > 0xffff ||
805 ethcoal->tx_max_coalesced_frames > 0xffff ||
806 ethcoal->rx_coalesce_usecs_irq ||
807 ethcoal->rx_max_coalesced_frames_irq ||
808 ethcoal->tx_coalesce_usecs_irq ||
809 ethcoal->tx_max_coalesced_frames_irq ||
810 ethcoal->stats_block_coalesce_usecs ||
811 ethcoal->use_adaptive_rx_coalesce ||
812 ethcoal->use_adaptive_tx_coalesce ||
813 ethcoal->pkt_rate_low ||
814 ethcoal->rx_coalesce_usecs_low ||
815 ethcoal->rx_max_coalesced_frames_low ||
816 ethcoal->tx_coalesce_usecs_low ||
817 ethcoal->tx_max_coalesced_frames_low ||
818 ethcoal->pkt_rate_high ||
819 ethcoal->rx_coalesce_usecs_high ||
820 ethcoal->rx_max_coalesced_frames_high ||
821 ethcoal->tx_coalesce_usecs_high ||
822 ethcoal->tx_max_coalesced_frames_high)
823 return -EINVAL;
824
825 if (!ethcoal->rx_coalesce_usecs ||
826 !ethcoal->rx_max_coalesced_frames) {
827 adapter->coal.flags = NETXEN_NIC_INTR_DEFAULT;
828 adapter->coal.normal.data.rx_time_us =
829 NETXEN_DEFAULT_INTR_COALESCE_RX_TIME_US;
830 adapter->coal.normal.data.rx_packets =
831 NETXEN_DEFAULT_INTR_COALESCE_RX_PACKETS;
832 } else {
833 adapter->coal.flags = 0;
834 adapter->coal.normal.data.rx_time_us =
835 ethcoal->rx_coalesce_usecs;
836 adapter->coal.normal.data.rx_packets =
837 ethcoal->rx_max_coalesced_frames;
838 }
839 adapter->coal.normal.data.tx_time_us = ethcoal->tx_coalesce_usecs;
840 adapter->coal.normal.data.tx_packets =
841 ethcoal->tx_max_coalesced_frames;
842
843 netxen_config_intr_coalesce(adapter);
844
845 return 0;
846 }
847
848 static int netxen_get_intr_coalesce(struct net_device *netdev,
849 struct ethtool_coalesce *ethcoal)
850 {
851 struct netxen_adapter *adapter = netdev_priv(netdev);
852
853 if (!NX_IS_REVISION_P3(adapter->ahw.revision_id))
854 return -EINVAL;
855
856 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
857 return -EINVAL;
858
859 ethcoal->rx_coalesce_usecs = adapter->coal.normal.data.rx_time_us;
860 ethcoal->tx_coalesce_usecs = adapter->coal.normal.data.tx_time_us;
861 ethcoal->rx_max_coalesced_frames =
862 adapter->coal.normal.data.rx_packets;
863 ethcoal->tx_max_coalesced_frames =
864 adapter->coal.normal.data.tx_packets;
865
866 return 0;
867 }
868
869 static int netxen_nic_set_flags(struct net_device *netdev, u32 data)
870 {
871 struct netxen_adapter *adapter = netdev_priv(netdev);
872 int hw_lro;
873
874 if (ethtool_invalid_flags(netdev, data, ETH_FLAG_LRO))
875 return -EINVAL;
876
877 if (!(adapter->capabilities & NX_FW_CAPABILITY_HW_LRO))
878 return -EINVAL;
879
880 if (!adapter->rx_csum) {
881 netdev_info(netdev, "rx csum is off, cannot toggle LRO\n");
882 return -EINVAL;
883 }
884
885 if (!!(data & ETH_FLAG_LRO) == !!(netdev->features & NETIF_F_LRO))
886 return 0;
887
888 if (data & ETH_FLAG_LRO) {
889 hw_lro = NETXEN_NIC_LRO_ENABLED;
890 netdev->features |= NETIF_F_LRO;
891 } else {
892 hw_lro = NETXEN_NIC_LRO_DISABLED;
893 netdev->features &= ~NETIF_F_LRO;
894 }
895
896 if (netxen_config_hw_lro(adapter, hw_lro))
897 return -EIO;
898
899 if ((hw_lro == 0) && netxen_send_lro_cleanup(adapter))
900 return -EIO;
901
902
903 return 0;
904 }
905
906 const struct ethtool_ops netxen_nic_ethtool_ops = {
907 .get_settings = netxen_nic_get_settings,
908 .set_settings = netxen_nic_set_settings,
909 .get_drvinfo = netxen_nic_get_drvinfo,
910 .get_regs_len = netxen_nic_get_regs_len,
911 .get_regs = netxen_nic_get_regs,
912 .get_link = ethtool_op_get_link,
913 .get_eeprom_len = netxen_nic_get_eeprom_len,
914 .get_eeprom = netxen_nic_get_eeprom,
915 .get_ringparam = netxen_nic_get_ringparam,
916 .set_ringparam = netxen_nic_set_ringparam,
917 .get_pauseparam = netxen_nic_get_pauseparam,
918 .set_pauseparam = netxen_nic_set_pauseparam,
919 .get_tx_csum = netxen_nic_get_tx_csum,
920 .set_tx_csum = ethtool_op_set_tx_csum,
921 .set_sg = ethtool_op_set_sg,
922 .get_tso = netxen_nic_get_tso,
923 .set_tso = netxen_nic_set_tso,
924 .get_wol = netxen_nic_get_wol,
925 .set_wol = netxen_nic_set_wol,
926 .self_test = netxen_nic_diag_test,
927 .get_strings = netxen_nic_get_strings,
928 .get_ethtool_stats = netxen_nic_get_ethtool_stats,
929 .get_sset_count = netxen_get_sset_count,
930 .get_rx_csum = netxen_nic_get_rx_csum,
931 .set_rx_csum = netxen_nic_set_rx_csum,
932 .get_coalesce = netxen_get_intr_coalesce,
933 .set_coalesce = netxen_set_intr_coalesce,
934 .get_flags = ethtool_op_get_flags,
935 .set_flags = netxen_nic_set_flags,
936 };
Linux 2.6 ibm-acpi/thinkpad-acpi driver git tree