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netdev: drivers should make ethtool_ops const
[mirror_ubuntu-bionic-kernel.git] / drivers / net / netxen / netxen_nic_ethtool.c
CommitLineData
3d396eb1 1/*
5d242f1c 2 * Copyright (C) 2003 - 2009 NetXen, Inc.
3d396eb1 3 * All rights reserved.
80922fbc 4 *
3d396eb1
AK		 5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License
7 * as published by the Free Software Foundation; either version 2
8 * of the License, or (at your option) any later version.
80922fbc 9 *
3d396eb1
AK		 10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
80922fbc 14 *
3d396eb1
AK		 15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
18 * MA 02111-1307, USA.
80922fbc 19 *
3d396eb1
AK		 20 * The full GNU General Public License is included in this distribution
21 * in the file called LICENSE.
80922fbc 22 *
3d396eb1
AK		 23 * Contact Information:
24 * info@netxen.com
5d242f1c
DP		 25 * NetXen Inc,
26 * 18922 Forge Drive
27 * Cupertino, CA 95014-0701
3d396eb1
AK		 28 *
29 */
30
31#include <linux/types.h>
27d2ab54 32#include <linux/delay.h>
3d396eb1
AK		 33#include <linux/pci.h>
34#include <asm/io.h>
35#include <linux/netdevice.h>
36#include <linux/ethtool.h>
3d396eb1 37
3d396eb1 38#include "netxen_nic.h"
6c80b18d 39#include "netxen_nic_hw.h"
3d396eb1
AK		 40
41struct netxen_nic_stats {
42 char stat_string[ETH_GSTRING_LEN];
43 int sizeof_stat;
44 int stat_offset;
45};
46
3176ff3e
MT		 47#define NETXEN_NIC_STAT(m) sizeof(((struct netxen_adapter *)0)->m), \
48 offsetof(struct netxen_adapter, m)
3d396eb1 49
cb8011ad
AK		 50#define NETXEN_NIC_PORT_WINDOW 0x10000
51#define NETXEN_NIC_INVALID_DATA 0xDEADBEEF
52
3d396eb1 53static const struct netxen_nic_stats netxen_nic_gstrings_stats[] = {
3d396eb1 54 {"xmit_called", NETXEN_NIC_STAT(stats.xmitcalled)},
3d396eb1 55 {"xmit_finished", NETXEN_NIC_STAT(stats.xmitfinished)},
e98e3350 56 {"rx_dropped", NETXEN_NIC_STAT(stats.rxdropped)},
3d396eb1 57 {"tx_dropped", NETXEN_NIC_STAT(stats.txdropped)},
3d396eb1 58 {"csummed", NETXEN_NIC_STAT(stats.csummed)},
1bb482f8
NK		 59 {"rx_pkts", NETXEN_NIC_STAT(stats.rx_pkts)},
60 {"lro_pkts", NETXEN_NIC_STAT(stats.lro_pkts)},
3d396eb1
AK		 61 {"rx_bytes", NETXEN_NIC_STAT(stats.rxbytes)},
62 {"tx_bytes", NETXEN_NIC_STAT(stats.txbytes)},
63};
64
92104e94 65#define NETXEN_NIC_STATS_LEN ARRAY_SIZE(netxen_nic_gstrings_stats)
3d396eb1
AK		 66
67static const char netxen_nic_gstrings_test[][ETH_GSTRING_LEN] = {
0c25cfe1 68 "Register_Test_on_offline",
3d396eb1
AK		 69 "Link_Test_on_offline"
70};
71
4c3616cd 72#define NETXEN_NIC_TEST_LEN ARRAY_SIZE(netxen_nic_gstrings_test)
3d396eb1
AK		 73
74#define NETXEN_NIC_REGS_COUNT 42
75#define NETXEN_NIC_REGS_LEN (NETXEN_NIC_REGS_COUNT * sizeof(__le32))
76#define NETXEN_MAX_EEPROM_LEN 1024
77
78static int netxen_nic_get_eeprom_len(struct net_device *dev)
79{
0d04761d 80 return NETXEN_FLASH_TOTAL_SIZE;
3d396eb1
AK		 81}
82
83static void
84netxen_nic_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *drvinfo)
85{
3176ff3e 86 struct netxen_adapter *adapter = netdev_priv(dev);
3ce06a32 87 unsigned long flags;
cb8011ad
AK		 88 u32 fw_major = 0;
89 u32 fw_minor = 0;
90 u32 fw_build = 0;
3d396eb1 91
80922fbc 92 strncpy(drvinfo->driver, netxen_nic_driver_name, 32);
3d396eb1 93 strncpy(drvinfo->version, NETXEN_NIC_LINUX_VERSIONID, 32);
3ce06a32 94 write_lock_irqsave(&adapter->adapter_lock, flags);
f98a9f69
DP		 95 fw_major = NXRD32(adapter, NETXEN_FW_VERSION_MAJOR);
96 fw_minor = NXRD32(adapter, NETXEN_FW_VERSION_MINOR);
97 fw_build = NXRD32(adapter, NETXEN_FW_VERSION_SUB);
3ce06a32 98 write_unlock_irqrestore(&adapter->adapter_lock, flags);
3d396eb1
AK		 99 sprintf(drvinfo->fw_version, "%d.%d.%d", fw_major, fw_minor, fw_build);
100
3176ff3e 101 strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
3d396eb1
AK		 102 drvinfo->regdump_len = NETXEN_NIC_REGS_LEN;
103 drvinfo->eedump_len = netxen_nic_get_eeprom_len(dev);
104}
105
106static int
107netxen_nic_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
108{
3176ff3e 109 struct netxen_adapter *adapter = netdev_priv(dev);
3bf26ce3 110 int check_sfp_module = 0;
3d396eb1
AK		 111
112 /* read which mode */
1e2d0059 113 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
3d396eb1
AK		 114 ecmd->supported = (SUPPORTED_10baseT_Half |
115 SUPPORTED_10baseT_Full |
116 SUPPORTED_100baseT_Half |
117 SUPPORTED_100baseT_Full |
118 SUPPORTED_1000baseT_Half |
cb8011ad 119 SUPPORTED_1000baseT_Full);
3d396eb1
AK		 120
121 ecmd->advertising = (ADVERTISED_100baseT_Half |
122 ADVERTISED_100baseT_Full |
123 ADVERTISED_1000baseT_Half |
cb8011ad 124 ADVERTISED_1000baseT_Full);
3d396eb1
AK		 125
126 ecmd->port = PORT_TP;
127
c7860a2a
DP		 128 ecmd->speed = adapter->link_speed;
129 ecmd->duplex = adapter->link_duplex;
130 ecmd->autoneg = adapter->link_autoneg;
24a7a455 131
1e2d0059 132 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
24a7a455
DP		 133 u32 val;
134
f98a9f69 135 val = NXRD32(adapter, NETXEN_PORT_MODE_ADDR);
24a7a455
DP		 136 if (val == NETXEN_PORT_MODE_802_3_AP) {
137 ecmd->supported = SUPPORTED_1000baseT_Full;
138 ecmd->advertising = ADVERTISED_1000baseT_Full;
139 } else {
140 ecmd->supported = SUPPORTED_10000baseT_Full;
141 ecmd->advertising = ADVERTISED_10000baseT_Full;
142 }
143
3bf26ce3
DP		 144 if (netif_running(dev) && adapter->has_link_events) {
145 ecmd->speed = adapter->link_speed;
146 ecmd->autoneg = adapter->link_autoneg;
147 ecmd->duplex = adapter->link_duplex;
148 goto skip;
149 }
150
3d396eb1
AK		 151 ecmd->port = PORT_TP;
152
24a7a455
DP		 153 if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
154 u16 pcifn = adapter->ahw.pci_func;
155
f98a9f69 156 val = NXRD32(adapter, P3_LINK_SPEED_REG(pcifn));
24a7a455
DP		 157 ecmd->speed = P3_LINK_SPEED_MHZ *
158 P3_LINK_SPEED_VAL(pcifn, val);
159 } else
160 ecmd->speed = SPEED_10000;
161
3d396eb1 162 ecmd->duplex = DUPLEX_FULL;
3d396eb1 163 ecmd->autoneg = AUTONEG_DISABLE;
cb8011ad
AK		 164 } else
165 return -EIO;
166
3bf26ce3 167skip:
c7860a2a 168 ecmd->phy_address = adapter->physical_port;
cb8011ad
AK		 169 ecmd->transceiver = XCVR_EXTERNAL;
170
e98e3350 171 switch (adapter->ahw.board_type) {
cb8011ad
AK		 172 case NETXEN_BRDTYPE_P2_SB35_4G:
173 case NETXEN_BRDTYPE_P2_SB31_2G:
e4c93c81
DP		 174 case NETXEN_BRDTYPE_P3_REF_QG:
175 case NETXEN_BRDTYPE_P3_4_GB:
176 case NETXEN_BRDTYPE_P3_4_GB_MM:
e4c93c81 177
cb8011ad
AK		 178 ecmd->supported |= SUPPORTED_Autoneg;
179 ecmd->advertising |= ADVERTISED_Autoneg;
180 case NETXEN_BRDTYPE_P2_SB31_10G_CX4:
e4c93c81
DP		 181 case NETXEN_BRDTYPE_P3_10G_CX4:
182 case NETXEN_BRDTYPE_P3_10G_CX4_LP:
c7860a2a 183 case NETXEN_BRDTYPE_P3_10000_BASE_T:
cb8011ad
AK		 184 ecmd->supported |= SUPPORTED_TP;
185 ecmd->advertising |= ADVERTISED_TP;
186 ecmd->port = PORT_TP;
1e2d0059 187 ecmd->autoneg = (adapter->ahw.board_type ==
cb8011ad 188 NETXEN_BRDTYPE_P2_SB31_10G_CX4) ?
3176ff3e 189 (AUTONEG_DISABLE) : (adapter->link_autoneg);
cb8011ad
AK		 190 break;
191 case NETXEN_BRDTYPE_P2_SB31_10G_HMEZ:
192 case NETXEN_BRDTYPE_P2_SB31_10G_IMEZ:
e4c93c81
DP		 193 case NETXEN_BRDTYPE_P3_IMEZ:
194 case NETXEN_BRDTYPE_P3_XG_LOM:
195 case NETXEN_BRDTYPE_P3_HMEZ:
cb8011ad
AK		 196 ecmd->supported |= SUPPORTED_MII;
197 ecmd->advertising |= ADVERTISED_MII;
3bf26ce3 198 ecmd->port = PORT_MII;
cb8011ad
AK		 199 ecmd->autoneg = AUTONEG_DISABLE;
200 break;
e4c93c81 201 case NETXEN_BRDTYPE_P3_10G_SFP_PLUS:
a70f9393
DP		 202 case NETXEN_BRDTYPE_P3_10G_SFP_CT:
203 case NETXEN_BRDTYPE_P3_10G_SFP_QT:
c7860a2a
DP		 204 ecmd->advertising |= ADVERTISED_TP;
205 ecmd->supported |= SUPPORTED_TP;
3bf26ce3
DP		 206 check_sfp_module = netif_running(dev) &&
207 adapter->has_link_events;
c7860a2a 208 case NETXEN_BRDTYPE_P2_SB31_10G:
e4c93c81 209 case NETXEN_BRDTYPE_P3_10G_XFP:
cb8011ad
AK		 210 ecmd->supported |= SUPPORTED_FIBRE;
211 ecmd->advertising |= ADVERTISED_FIBRE;
212 ecmd->port = PORT_FIBRE;
213 ecmd->autoneg = AUTONEG_DISABLE;
214 break;
c7860a2a 215 case NETXEN_BRDTYPE_P3_10G_TP:
1e2d0059 216 if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
c7860a2a
DP		 217 ecmd->autoneg = AUTONEG_DISABLE;
218 ecmd->supported |= (SUPPORTED_FIBRE | SUPPORTED_TP);
219 ecmd->advertising |=
220 (ADVERTISED_FIBRE | ADVERTISED_TP);
221 ecmd->port = PORT_FIBRE;
3bf26ce3
DP		 222 check_sfp_module = netif_running(dev) &&
223 adapter->has_link_events;
c7860a2a
DP		 224 } else {
225 ecmd->autoneg = AUTONEG_ENABLE;
226 ecmd->supported |= (SUPPORTED_TP |SUPPORTED_Autoneg);
227 ecmd->advertising |=
228 (ADVERTISED_TP | ADVERTISED_Autoneg);
229 ecmd->port = PORT_TP;
230 }
231 break;
cb8011ad 232 default:
71bd7877 233 printk(KERN_ERR "netxen-nic: Unsupported board model %d\n",
e98e3350 234 adapter->ahw.board_type);
cb8011ad 235 return -EIO;
3d396eb1
AK		 236 }
237
3bf26ce3
DP		 238 if (check_sfp_module) {
239 switch (adapter->module_type) {
240 case LINKEVENT_MODULE_OPTICAL_UNKNOWN:
241 case LINKEVENT_MODULE_OPTICAL_SRLR:
242 case LINKEVENT_MODULE_OPTICAL_LRM:
243 case LINKEVENT_MODULE_OPTICAL_SFP_1G:
244 ecmd->port = PORT_FIBRE;
245 break;
246 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLE:
247 case LINKEVENT_MODULE_TWINAX_UNSUPPORTED_CABLELEN:
248 case LINKEVENT_MODULE_TWINAX:
249 ecmd->port = PORT_TP;
5103c9f7 250 break;
3bf26ce3
DP		 251 default:
252 ecmd->port = -1;
253 }
254 }
255
cb8011ad 256 return 0;
3d396eb1
AK		 257}
258
259static int
260netxen_nic_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
261{
3176ff3e 262 struct netxen_adapter *adapter = netdev_priv(dev);
a608ab9c 263 __u32 status;
3d396eb1
AK		 264
265 /* read which mode */
1e2d0059 266 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
3d396eb1 267 /* autonegotiation */
80922fbc 268 if (adapter->phy_write
13ba9c77 269 && adapter->phy_write(adapter,
80922fbc 270 NETXEN_NIU_GB_MII_MGMT_ADDR_AUTONEG,
a608ab9c 271 ecmd->autoneg) != 0)
3d396eb1
AK		 272 return -EIO;
273 else
3176ff3e 274 adapter->link_autoneg = ecmd->autoneg;
3d396eb1 275
80922fbc 276 if (adapter->phy_read
13ba9c77 277 && adapter->phy_read(adapter,
80922fbc
AK		 278 NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
279 &status) != 0)
3d396eb1
AK		 280 return -EIO;
281
282 /* speed */
283 switch (ecmd->speed) {
284 case SPEED_10:
285 netxen_set_phy_speed(status, 0);
286 break;
287 case SPEED_100:
288 netxen_set_phy_speed(status, 1);
289 break;
290 case SPEED_1000:
291 netxen_set_phy_speed(status, 2);
292 break;
293 }
294 /* set duplex mode */
295 if (ecmd->duplex == DUPLEX_HALF)
296 netxen_clear_phy_duplex(status);
297 if (ecmd->duplex == DUPLEX_FULL)
298 netxen_set_phy_duplex(status);
80922fbc 299 if (adapter->phy_write
13ba9c77 300 && adapter->phy_write(adapter,
80922fbc
AK		 301 NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
302 *((int *)&status)) != 0)
3d396eb1
AK		 303 return -EIO;
304 else {
3176ff3e
MT		 305 adapter->link_speed = ecmd->speed;
306 adapter->link_duplex = ecmd->duplex;
3d396eb1
AK		 307 }
308 } else
309 return -EOPNOTSUPP;
310
1abd266f
SH		 311 if (!netif_running(dev))
312 return 0;
313
314 dev->netdev_ops->ndo_stop(dev);
315 return dev->netdev_ops->ndo_open(dev);
3d396eb1
AK		 316}
317
318static int netxen_nic_get_regs_len(struct net_device *dev)
319{
320 return NETXEN_NIC_REGS_LEN;
321}
322
323struct netxen_niu_regs {
a608ab9c 324 __u32 reg[NETXEN_NIC_REGS_COUNT];
3d396eb1
AK		 325};
326
327static struct netxen_niu_regs niu_registers[] = {
328 {
329 /* GB Mode */
330 {
331 NETXEN_NIU_GB_SERDES_RESET,
332 NETXEN_NIU_GB0_MII_MODE,
333 NETXEN_NIU_GB1_MII_MODE,
334 NETXEN_NIU_GB2_MII_MODE,
335 NETXEN_NIU_GB3_MII_MODE,
336 NETXEN_NIU_GB0_GMII_MODE,
337 NETXEN_NIU_GB1_GMII_MODE,
338 NETXEN_NIU_GB2_GMII_MODE,
339 NETXEN_NIU_GB3_GMII_MODE,
340 NETXEN_NIU_REMOTE_LOOPBACK,
341 NETXEN_NIU_GB0_HALF_DUPLEX,
342 NETXEN_NIU_GB1_HALF_DUPLEX,
343 NETXEN_NIU_RESET_SYS_FIFOS,
344 NETXEN_NIU_GB_CRC_DROP,
345 NETXEN_NIU_GB_DROP_WRONGADDR,
346 NETXEN_NIU_TEST_MUX_CTL,
347
348 NETXEN_NIU_GB_MAC_CONFIG_0(0),
349 NETXEN_NIU_GB_MAC_CONFIG_1(0),
350 NETXEN_NIU_GB_HALF_DUPLEX_CTRL(0),
351 NETXEN_NIU_GB_MAX_FRAME_SIZE(0),
352 NETXEN_NIU_GB_TEST_REG(0),
353 NETXEN_NIU_GB_MII_MGMT_CONFIG(0),
354 NETXEN_NIU_GB_MII_MGMT_COMMAND(0),
355 NETXEN_NIU_GB_MII_MGMT_ADDR(0),
356 NETXEN_NIU_GB_MII_MGMT_CTRL(0),
357 NETXEN_NIU_GB_MII_MGMT_STATUS(0),
358 NETXEN_NIU_GB_MII_MGMT_INDICATE(0),
359 NETXEN_NIU_GB_INTERFACE_CTRL(0),
360 NETXEN_NIU_GB_INTERFACE_STATUS(0),
361 NETXEN_NIU_GB_STATION_ADDR_0(0),
362 NETXEN_NIU_GB_STATION_ADDR_1(0),
363 -1,
364 }
365 },
366 {
367 /* XG Mode */
368 {
369 NETXEN_NIU_XG_SINGLE_TERM,
370 NETXEN_NIU_XG_DRIVE_HI,
371 NETXEN_NIU_XG_DRIVE_LO,
372 NETXEN_NIU_XG_DTX,
373 NETXEN_NIU_XG_DEQ,
374 NETXEN_NIU_XG_WORD_ALIGN,
375 NETXEN_NIU_XG_RESET,
376 NETXEN_NIU_XG_POWER_DOWN,
377 NETXEN_NIU_XG_RESET_PLL,
378 NETXEN_NIU_XG_SERDES_LOOPBACK,
379 NETXEN_NIU_XG_DO_BYTE_ALIGN,
380 NETXEN_NIU_XG_TX_ENABLE,
381 NETXEN_NIU_XG_RX_ENABLE,
382 NETXEN_NIU_XG_STATUS,
383 NETXEN_NIU_XG_PAUSE_THRESHOLD,
384 NETXEN_NIU_XGE_CONFIG_0,
385 NETXEN_NIU_XGE_CONFIG_1,
386 NETXEN_NIU_XGE_IPG,
387 NETXEN_NIU_XGE_STATION_ADDR_0_HI,
388 NETXEN_NIU_XGE_STATION_ADDR_0_1,
389 NETXEN_NIU_XGE_STATION_ADDR_1_LO,
390 NETXEN_NIU_XGE_STATUS,
391 NETXEN_NIU_XGE_MAX_FRAME_SIZE,
392 NETXEN_NIU_XGE_PAUSE_FRAME_VALUE,
393 NETXEN_NIU_XGE_TX_BYTE_CNT,
394 NETXEN_NIU_XGE_TX_FRAME_CNT,
395 NETXEN_NIU_XGE_RX_BYTE_CNT,
396 NETXEN_NIU_XGE_RX_FRAME_CNT,
397 NETXEN_NIU_XGE_AGGR_ERROR_CNT,
398 NETXEN_NIU_XGE_MULTICAST_FRAME_CNT,
399 NETXEN_NIU_XGE_UNICAST_FRAME_CNT,
400 NETXEN_NIU_XGE_CRC_ERROR_CNT,
401 NETXEN_NIU_XGE_OVERSIZE_FRAME_ERR,
402 NETXEN_NIU_XGE_UNDERSIZE_FRAME_ERR,
403 NETXEN_NIU_XGE_LOCAL_ERROR_CNT,
404 NETXEN_NIU_XGE_REMOTE_ERROR_CNT,
405 NETXEN_NIU_XGE_CONTROL_CHAR_CNT,
406 NETXEN_NIU_XGE_PAUSE_FRAME_CNT,
407 -1,
408 }
409 }
410};
411
412static void
413netxen_nic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
414{
3176ff3e 415 struct netxen_adapter *adapter = netdev_priv(dev);
a608ab9c 416 __u32 mode, *regs_buff = p;
3d396eb1
AK		 417 int i, window;
418
419 memset(p, 0, NETXEN_NIC_REGS_LEN);
420 regs->version = (1 << 24) | (adapter->ahw.revision_id << 16) |
3176ff3e 421 (adapter->pdev)->device;
3d396eb1 422 /* which mode */
f98a9f69 423 regs_buff[0] = NXRD32(adapter, NETXEN_NIU_MODE);
3d396eb1
AK		 424 mode = regs_buff[0];
425
426 /* Common registers to all the modes */
f98a9f69 427 regs_buff[2] = NXRD32(adapter, NETXEN_NIU_STRAP_VALUE_SAVE_HIGHER);
3d396eb1
AK		 428 /* GB/XGB Mode */
429 mode = (mode / 2) - 1;
430 window = 0;
431 if (mode <= 1) {
432 for (i = 3; niu_registers[mode].reg[i - 3] != -1; i++) {
433 /* GB: port specific registers */
434 if (mode == 0 && i >= 19)
3276fbad 435 window = adapter->physical_port *
3176ff3e 436 NETXEN_NIC_PORT_WINDOW;
3d396eb1 437
f98a9f69 438 regs_buff[i] = NXRD32(adapter,
1fbe6323 439 niu_registers[mode].reg[i - 3] + window);
3d396eb1
AK		 440 }
441
442 }
443}
444
e45d9ab4 445static u32 netxen_nic_test_link(struct net_device *dev)
3d396eb1 446{
3176ff3e 447 struct netxen_adapter *adapter = netdev_priv(dev);
a608ab9c 448 __u32 status;
0c25cfe1 449 int val;
3d396eb1
AK		 450
451 /* read which mode */
1e2d0059 452 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
80922fbc 453 if (adapter->phy_read
13ba9c77 454 && adapter->phy_read(adapter,
80922fbc
AK		 455 NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS,
456 &status) != 0)
3d396eb1 457 return -EIO;
0c25cfe1
LCMT		 458 else {
459 val = netxen_get_phy_link(status);
460 return !val;
461 }
1e2d0059 462 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
f98a9f69 463 val = NXRD32(adapter, CRB_XG_STATE);
0c25cfe1 464 return (val == XG_LINK_UP) ? 0 : 1;
3d396eb1
AK		 465 }
466 return -EIO;
467}
468
469static int
470netxen_nic_get_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom,
471 u8 * bytes)
472{
3176ff3e 473 struct netxen_adapter *adapter = netdev_priv(dev);
3d396eb1 474 int offset;
27d2ab54 475 int ret;
3d396eb1
AK		 476
477 if (eeprom->len == 0)
478 return -EINVAL;
479
4790654c 480 eeprom->magic = (adapter->pdev)->vendor |
3176ff3e 481 ((adapter->pdev)->device << 16);
27d2ab54
AK		 482 offset = eeprom->offset;
483
4790654c 484 ret = netxen_rom_fast_read_words(adapter, offset, bytes,
27d2ab54
AK		 485 eeprom->len);
486 if (ret < 0)
487 return ret;
488
3d396eb1
AK		 489 return 0;
490}
491
492static void
7042cd8f
AKS		 493netxen_nic_get_ringparam(struct net_device *dev,
494 struct ethtool_ringparam *ring)
3d396eb1 495{
3176ff3e 496 struct netxen_adapter *adapter = netdev_priv(dev);
3d396eb1 497
24767ab1
DP		 498 ring->rx_pending = adapter->num_rxd;
499 ring->rx_jumbo_pending = adapter->num_jumbo_rxd;
500 ring->rx_jumbo_pending += adapter->num_lro_rxd;
438627c7 501 ring->tx_pending = adapter->num_txd;
3d396eb1 502
24767ab1 503 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
32ec8033 504 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_1G;
24767ab1
DP		 505 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_1G;
506 } else {
32ec8033 507 ring->rx_max_pending = MAX_RCV_DESCRIPTORS_10G;
24767ab1
DP		 508 ring->rx_jumbo_max_pending = MAX_JUMBO_RCV_DESCRIPTORS_10G;
509 }
510
511 ring->tx_max_pending = MAX_CMD_DESCRIPTORS;
512
3d396eb1
AK		 513 ring->rx_mini_max_pending = 0;
514 ring->rx_mini_pending = 0;
3d396eb1
AK		 515}
516
7042cd8f
AKS		 517static u32
518netxen_validate_ringparam(u32 val, u32 min, u32 max, char *r_name)
519{
520 u32 num_desc;
521 num_desc = max(val, min);
522 num_desc = min(num_desc, max);
523 num_desc = roundup_pow_of_two(num_desc);
524
525 if (val != num_desc) {
526 printk(KERN_INFO "%s: setting %s ring size %d instead of %d\n",
527 netxen_nic_driver_name, r_name, num_desc, val);
528 }
529
530 return num_desc;
531}
532
533static int
534netxen_nic_set_ringparam(struct net_device *dev,
535 struct ethtool_ringparam *ring)
536{
537 struct netxen_adapter *adapter = netdev_priv(dev);
538 u16 max_rcv_desc = MAX_RCV_DESCRIPTORS_10G;
539 u16 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
540 u16 num_rxd, num_jumbo_rxd, num_txd;
541
542 if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
543 return -EOPNOTSUPP;
544
545 if (ring->rx_mini_pending)
546 return -EOPNOTSUPP;
547
548 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
549 max_rcv_desc = MAX_RCV_DESCRIPTORS_1G;
550 max_jumbo_desc = MAX_JUMBO_RCV_DESCRIPTORS_10G;
551 }
552
553 num_rxd = netxen_validate_ringparam(ring->rx_pending,
554 MIN_RCV_DESCRIPTORS, max_rcv_desc, "rx");
555
556 num_jumbo_rxd = netxen_validate_ringparam(ring->rx_jumbo_pending,
557 MIN_JUMBO_DESCRIPTORS, max_jumbo_desc, "rx jumbo");
558
559 num_txd = netxen_validate_ringparam(ring->tx_pending,
560 MIN_CMD_DESCRIPTORS, MAX_CMD_DESCRIPTORS, "tx");
561
562 if (num_rxd == adapter->num_rxd && num_txd == adapter->num_txd &&
563 num_jumbo_rxd == adapter->num_jumbo_rxd)
564 return 0;
565
566 adapter->num_rxd = num_rxd;
567 adapter->num_jumbo_rxd = num_jumbo_rxd;
568 adapter->num_txd = num_txd;
569
570 return netxen_nic_reset_context(adapter);
571}
572
3d396eb1
AK		 573static void
574netxen_nic_get_pauseparam(struct net_device *dev,
575 struct ethtool_pauseparam *pause)
576{
3176ff3e 577 struct netxen_adapter *adapter = netdev_priv(dev);
a608ab9c 578 __u32 val;
3276fbad 579 int port = adapter->physical_port;
3d396eb1 580
1e2d0059 581 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
6c80b18d
MT		 582 if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
583 return;
3d396eb1 584 /* get flow control settings */
f98a9f69 585 val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));
3d396eb1 586 pause->rx_pause = netxen_gb_get_rx_flowctl(val);
f98a9f69 587 val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL);
6c80b18d
MT		 588 switch (port) {
589 case 0:
590 pause->tx_pause = !(netxen_gb_get_gb0_mask(val));
591 break;
592 case 1:
593 pause->tx_pause = !(netxen_gb_get_gb1_mask(val));
594 break;
595 case 2:
596 pause->tx_pause = !(netxen_gb_get_gb2_mask(val));
597 break;
598 case 3:
599 default:
600 pause->tx_pause = !(netxen_gb_get_gb3_mask(val));
601 break;
602 }
1e2d0059 603 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
6c80b18d
MT		 604 if ((port < 0) || (port > NETXEN_NIU_MAX_XG_PORTS))
605 return;
606 pause->rx_pause = 1;
f98a9f69 607 val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
6c80b18d
MT		 608 if (port == 0)
609 pause->tx_pause = !(netxen_xg_get_xg0_mask(val));
610 else
611 pause->tx_pause = !(netxen_xg_get_xg1_mask(val));
612 } else {
4790654c 613 printk(KERN_ERR"%s: Unknown board type: %x\n",
1e2d0059 614 netxen_nic_driver_name, adapter->ahw.port_type);
3d396eb1
AK		 615 }
616}
617
618static int
619netxen_nic_set_pauseparam(struct net_device *dev,
620 struct ethtool_pauseparam *pause)
621{
3176ff3e 622 struct netxen_adapter *adapter = netdev_priv(dev);
a608ab9c 623 __u32 val;
3276fbad 624 int port = adapter->physical_port;
3d396eb1 625 /* read mode */
1e2d0059 626 if (adapter->ahw.port_type == NETXEN_NIC_GBE) {
6c80b18d
MT		 627 if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
628 return -EIO;
3d396eb1 629 /* set flow control */
f98a9f69 630 val = NXRD32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port));
4790654c 631
3d396eb1
AK		 632 if (pause->rx_pause)
633 netxen_gb_rx_flowctl(val);
634 else
635 netxen_gb_unset_rx_flowctl(val);
636
f98a9f69 637 NXWR32(adapter, NETXEN_NIU_GB_MAC_CONFIG_0(port),
6c80b18d 638 val);
3d396eb1 639 /* set autoneg */
f98a9f69 640 val = NXRD32(adapter, NETXEN_NIU_GB_PAUSE_CTL);
6c80b18d
MT		 641 switch (port) {
642 case 0:
643 if (pause->tx_pause)
644 netxen_gb_unset_gb0_mask(val);
645 else
646 netxen_gb_set_gb0_mask(val);
647 break;
648 case 1:
649 if (pause->tx_pause)
650 netxen_gb_unset_gb1_mask(val);
651 else
652 netxen_gb_set_gb1_mask(val);
653 break;
654 case 2:
655 if (pause->tx_pause)
656 netxen_gb_unset_gb2_mask(val);
657 else
658 netxen_gb_set_gb2_mask(val);
659 break;
660 case 3:
661 default:
662 if (pause->tx_pause)
663 netxen_gb_unset_gb3_mask(val);
664 else
665 netxen_gb_set_gb3_mask(val);
666 break;
667 }
f98a9f69 668 NXWR32(adapter, NETXEN_NIU_GB_PAUSE_CTL, val);
1e2d0059 669 } else if (adapter->ahw.port_type == NETXEN_NIC_XGBE) {
6c80b18d 670 if ((port < 0) || (port > NETXEN_NIU_MAX_XG_PORTS))
3d396eb1 671 return -EIO;
f98a9f69 672 val = NXRD32(adapter, NETXEN_NIU_XG_PAUSE_CTL);
6c80b18d
MT		 673 if (port == 0) {
674 if (pause->tx_pause)
675 netxen_xg_unset_xg0_mask(val);
676 else
677 netxen_xg_set_xg0_mask(val);
678 } else {
679 if (pause->tx_pause)
680 netxen_xg_unset_xg1_mask(val);
681 else
682 netxen_xg_set_xg1_mask(val);
3d396eb1 683 }
f98a9f69 684 NXWR32(adapter, NETXEN_NIU_XG_PAUSE_CTL, val);
6c80b18d
MT		 685 } else {
686 printk(KERN_ERR "%s: Unknown board type: %x\n",
4790654c 687 netxen_nic_driver_name,
1e2d0059 688 adapter->ahw.port_type);
6c80b18d
MT		 689 }
690 return 0;
3d396eb1
AK		 691}
692
693static int netxen_nic_reg_test(struct net_device *dev)
694{
0c25cfe1
LCMT		 695 struct netxen_adapter *adapter = netdev_priv(dev);
696 u32 data_read, data_written;
3d396eb1 697
f98a9f69 698 data_read = NXRD32(adapter, NETXEN_PCIX_PH_REG(0));
0c25cfe1
LCMT		 699 if ((data_read & 0xffff) != PHAN_VENDOR_ID)
700 return 1;
3d396eb1 701
0c25cfe1 702 data_written = (u32)0xa5a5a5a5;
3d396eb1 703
f98a9f69
DP		 704 NXWR32(adapter, CRB_SCRATCHPAD_TEST, data_written);
705 data_read = NXRD32(adapter, CRB_SCRATCHPAD_TEST);
0c25cfe1
LCMT		 706 if (data_written != data_read)
707 return 1;
3d396eb1 708
0c25cfe1 709 return 0;
3d396eb1
AK		 710}
711
b9f2c044 712static int netxen_get_sset_count(struct net_device *dev, int sset)
3d396eb1 713{
b9f2c044
JG		 714 switch (sset) {
715 case ETH_SS_TEST:
716 return NETXEN_NIC_TEST_LEN;
717 case ETH_SS_STATS:
718 return NETXEN_NIC_STATS_LEN;
719 default:
720 return -EOPNOTSUPP;
721 }
3d396eb1
AK		 722}
723
724static void
725netxen_nic_diag_test(struct net_device *dev, struct ethtool_test *eth_test,
726 u64 * data)
727{
6c80b18d
MT		 728 memset(data, 0, sizeof(uint64_t) * NETXEN_NIC_TEST_LEN);
729 if ((data[0] = netxen_nic_reg_test(dev)))
730 eth_test->flags |= ETH_TEST_FL_FAILED;
731 /* link test */
732 if ((data[1] = (u64) netxen_nic_test_link(dev)))
733 eth_test->flags |= ETH_TEST_FL_FAILED;
3d396eb1
AK		 734}
735
736static void
737netxen_nic_get_strings(struct net_device *dev, u32 stringset, u8 * data)
738{
739 int index;
740
741 switch (stringset) {
742 case ETH_SS_TEST:
743 memcpy(data, *netxen_nic_gstrings_test,
744 NETXEN_NIC_TEST_LEN * ETH_GSTRING_LEN);
745 break;
746 case ETH_SS_STATS:
747 for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
748 memcpy(data + index * ETH_GSTRING_LEN,
749 netxen_nic_gstrings_stats[index].stat_string,
750 ETH_GSTRING_LEN);
751 }
752 break;
753 }
754}
755
3d396eb1
AK		 756static void
757netxen_nic_get_ethtool_stats(struct net_device *dev,
758 struct ethtool_stats *stats, u64 * data)
759{
3176ff3e 760 struct netxen_adapter *adapter = netdev_priv(dev);
3d396eb1
AK		 761 int index;
762
763 for (index = 0; index < NETXEN_NIC_STATS_LEN; index++) {
764 char *p =
3176ff3e
MT		 765 (char *)adapter +
766 netxen_nic_gstrings_stats[index].stat_offset;
3d396eb1
AK		 767 data[index] =
768 (netxen_nic_gstrings_stats[index].sizeof_stat ==
769 sizeof(u64)) ? *(u64 *) p : *(u32 *) p;
770 }
3d396eb1
AK		 771}
772
200eef20
DP		 773static u32 netxen_nic_get_rx_csum(struct net_device *dev)
774{
775 struct netxen_adapter *adapter = netdev_priv(dev);
776 return adapter->rx_csum;
777}
778
779static int netxen_nic_set_rx_csum(struct net_device *dev, u32 data)
780{
781 struct netxen_adapter *adapter = netdev_priv(dev);
782 adapter->rx_csum = !!data;
783 return 0;
784}
785
cd1f8160
DP		 786static u32 netxen_nic_get_tso(struct net_device *dev)
787{
788 struct netxen_adapter *adapter = netdev_priv(dev);
789
790 if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
791 return (dev->features & (NETIF_F_TSO | NETIF_F_TSO6)) != 0;
792
793 return (dev->features & NETIF_F_TSO) != 0;
794}
795
796static int netxen_nic_set_tso(struct net_device *dev, u32 data)
797{
798 if (data) {
799 struct netxen_adapter *adapter = netdev_priv(dev);
800
801 dev->features |= NETIF_F_TSO;
802 if (NX_IS_REVISION_P3(adapter->ahw.revision_id))
803 dev->features |= NETIF_F_TSO6;
804 } else
805 dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6);
806
807 return 0;
808}
809
4da12942
DP		 810static void
811netxen_nic_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
812{
813 struct netxen_adapter *adapter = netdev_priv(dev);
814 u32 wol_cfg = 0;
815
816 wol->supported = 0;
817 wol->wolopts = 0;
818
819 if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
820 return;
821
f98a9f69 822 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV);
4da12942
DP		 823 if (wol_cfg & (1UL << adapter->portnum))
824 wol->supported |= WAKE_MAGIC;
825
f98a9f69 826 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG);
4da12942
DP		 827 if (wol_cfg & (1UL << adapter->portnum))
828 wol->wolopts |= WAKE_MAGIC;
829}
830
831static int
832netxen_nic_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
833{
834 struct netxen_adapter *adapter = netdev_priv(dev);
835 u32 wol_cfg = 0;
836
837 if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
838 return -EOPNOTSUPP;
839
840 if (wol->wolopts & ~WAKE_MAGIC)
841 return -EOPNOTSUPP;
842
f98a9f69 843 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG_NV);
4da12942
DP		 844 if (!(wol_cfg & (1 << adapter->portnum)))
845 return -EOPNOTSUPP;
846
f98a9f69 847 wol_cfg = NXRD32(adapter, NETXEN_WOL_CONFIG);
4da12942
DP		 848 if (wol->wolopts & WAKE_MAGIC)
849 wol_cfg |= 1UL << adapter->portnum;
850 else
851 wol_cfg &= ~(1UL << adapter->portnum);
f98a9f69 852 NXWR32(adapter, NETXEN_WOL_CONFIG, wol_cfg);
4da12942
DP		 853
854 return 0;
855}
856
cd1f8160
DP		 857/*
858 * Set the coalescing parameters. Currently only normal is supported.
859 * If rx_coalesce_usecs == 0 or rx_max_coalesced_frames == 0 then set the
860 * firmware coalescing to default.
861 */
862static int netxen_set_intr_coalesce(struct net_device *netdev,
863 struct ethtool_coalesce *ethcoal)
864{
865 struct netxen_adapter *adapter = netdev_priv(netdev);
866
867 if (!NX_IS_REVISION_P3(adapter->ahw.revision_id))
868 return -EINVAL;
869
870 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
871 return -EINVAL;
872
873 /*
874 * Return Error if unsupported values or
875 * unsupported parameters are set.
876 */
877 if (ethcoal->rx_coalesce_usecs > 0xffff ||
878 ethcoal->rx_max_coalesced_frames > 0xffff ||
879 ethcoal->tx_coalesce_usecs > 0xffff ||
880 ethcoal->tx_max_coalesced_frames > 0xffff ||
881 ethcoal->rx_coalesce_usecs_irq ||
882 ethcoal->rx_max_coalesced_frames_irq ||
883 ethcoal->tx_coalesce_usecs_irq ||
884 ethcoal->tx_max_coalesced_frames_irq ||
885 ethcoal->stats_block_coalesce_usecs ||
886 ethcoal->use_adaptive_rx_coalesce ||
887 ethcoal->use_adaptive_tx_coalesce ||
888 ethcoal->pkt_rate_low ||
889 ethcoal->rx_coalesce_usecs_low ||
890 ethcoal->rx_max_coalesced_frames_low ||
891 ethcoal->tx_coalesce_usecs_low ||
892 ethcoal->tx_max_coalesced_frames_low ||
893 ethcoal->pkt_rate_high ||
894 ethcoal->rx_coalesce_usecs_high ||
895 ethcoal->rx_max_coalesced_frames_high ||
896 ethcoal->tx_coalesce_usecs_high ||
897 ethcoal->tx_max_coalesced_frames_high)
898 return -EINVAL;
899
900 if (!ethcoal->rx_coalesce_usecs ||
901 !ethcoal->rx_max_coalesced_frames) {
902 adapter->coal.flags = NETXEN_NIC_INTR_DEFAULT;
903 adapter->coal.normal.data.rx_time_us =
904 NETXEN_DEFAULT_INTR_COALESCE_RX_TIME_US;
905 adapter->coal.normal.data.rx_packets =
906 NETXEN_DEFAULT_INTR_COALESCE_RX_PACKETS;
907 } else {
908 adapter->coal.flags = 0;
909 adapter->coal.normal.data.rx_time_us =
910 ethcoal->rx_coalesce_usecs;
911 adapter->coal.normal.data.rx_packets =
912 ethcoal->rx_max_coalesced_frames;
913 }
914 adapter->coal.normal.data.tx_time_us = ethcoal->tx_coalesce_usecs;
915 adapter->coal.normal.data.tx_packets =
916 ethcoal->tx_max_coalesced_frames;
917
918 netxen_config_intr_coalesce(adapter);
919
920 return 0;
921}
922
923static int netxen_get_intr_coalesce(struct net_device *netdev,
924 struct ethtool_coalesce *ethcoal)
925{
926 struct netxen_adapter *adapter = netdev_priv(netdev);
927
928 if (!NX_IS_REVISION_P3(adapter->ahw.revision_id))
929 return -EINVAL;
930
931 if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC)
932 return -EINVAL;
933
934 ethcoal->rx_coalesce_usecs = adapter->coal.normal.data.rx_time_us;
935 ethcoal->tx_coalesce_usecs = adapter->coal.normal.data.tx_time_us;
936 ethcoal->rx_max_coalesced_frames =
937 adapter->coal.normal.data.rx_packets;
938 ethcoal->tx_max_coalesced_frames =
939 adapter->coal.normal.data.tx_packets;
940
941 return 0;
942}
943
1bb482f8
NK		 944static int netxen_nic_set_flags(struct net_device *netdev, u32 data)
945{
946 struct netxen_adapter *adapter = netdev_priv(netdev);
947 int hw_lro;
948
949 if (!(adapter->capabilities & NX_FW_CAPABILITY_HW_LRO))
950 return -EINVAL;
951
952 ethtool_op_set_flags(netdev, data);
953
954 hw_lro = (data & ETH_FLAG_LRO) ? NETXEN_NIC_LRO_ENABLED : 0;
955
956 if (netxen_config_hw_lro(adapter, hw_lro))
957 return -EIO;
958
959 if ((hw_lro == 0) && netxen_send_lro_cleanup(adapter))
960 return -EIO;
961
962
963 return 0;
964}
965
0fc0b732 966const struct ethtool_ops netxen_nic_ethtool_ops = {
3d396eb1
AK		 967 .get_settings = netxen_nic_get_settings,
968 .set_settings = netxen_nic_set_settings,
969 .get_drvinfo = netxen_nic_get_drvinfo,
970 .get_regs_len = netxen_nic_get_regs_len,
971 .get_regs = netxen_nic_get_regs,
e45d9ab4 972 .get_link = ethtool_op_get_link,
3d396eb1
AK		 973 .get_eeprom_len = netxen_nic_get_eeprom_len,
974 .get_eeprom = netxen_nic_get_eeprom,
975 .get_ringparam = netxen_nic_get_ringparam,
7042cd8f 976 .set_ringparam = netxen_nic_set_ringparam,
3d396eb1
AK		 977 .get_pauseparam = netxen_nic_get_pauseparam,
978 .set_pauseparam = netxen_nic_set_pauseparam,
3d396eb1 979 .set_tx_csum = ethtool_op_set_tx_csum,
3d396eb1 980 .set_sg = ethtool_op_set_sg,
cd1f8160
DP		 981 .get_tso = netxen_nic_get_tso,
982 .set_tso = netxen_nic_set_tso,
4da12942
DP		 983 .get_wol = netxen_nic_get_wol,
984 .set_wol = netxen_nic_set_wol,
3d396eb1
AK		 985 .self_test = netxen_nic_diag_test,
986 .get_strings = netxen_nic_get_strings,
3d396eb1 987 .get_ethtool_stats = netxen_nic_get_ethtool_stats,
b9f2c044 988 .get_sset_count = netxen_get_sset_count,
200eef20
DP		 989 .get_rx_csum = netxen_nic_get_rx_csum,
990 .set_rx_csum = netxen_nic_set_rx_csum,
cd1f8160
DP		 991 .get_coalesce = netxen_get_intr_coalesce,
992 .set_coalesce = netxen_set_intr_coalesce,
1bb482f8
NK		 993 .get_flags = ethtool_op_get_flags,
994 .set_flags = netxen_nic_set_flags,
3d396eb1 995};
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