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bnx2x: fix byte-by-byte nvram write for BE machines
[deliverable/linux.git] / drivers / net / ethernet / broadcom / bnx2x / bnx2x_ethtool.c
CommitLineData
de0c62db
DK		 1/* bnx2x_ethtool.c: Broadcom Everest network driver.
2 *
247fa82b 3 * Copyright (c) 2007-2013 Broadcom Corporation
de0c62db
DK		 4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation.
8 *
9 * Maintained by: Eilon Greenstein <eilong@broadcom.com>
10 * Written by: Eliezer Tamir
11 * Based on code from Michael Chan's bnx2 driver
12 * UDP CSUM errata workaround by Arik Gendelman
13 * Slowpath and fastpath rework by Vladislav Zolotarov
14 * Statistics and Link management by Yitchak Gertner
15 *
16 */
f1deab50
JP		 17
18#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
19
de0c62db
DK		 20#include <linux/ethtool.h>
21#include <linux/netdevice.h>
22#include <linux/types.h>
23#include <linux/sched.h>
24#include <linux/crc32.h>
de0c62db
DK		 25#include "bnx2x.h"
26#include "bnx2x_cmn.h"
27#include "bnx2x_dump.h"
4a33bc03 28#include "bnx2x_init.h"
de0c62db 29
ec6ba945
VZ		 30/* Note: in the format strings below %s is replaced by the queue-name which is
31 * either its index or 'fcoe' for the fcoe queue. Make sure the format string
32 * length does not exceed ETH_GSTRING_LEN - MAX_QUEUE_NAME_LEN + 2
33 */
34#define MAX_QUEUE_NAME_LEN 4
35static const struct {
36 long offset;
37 int size;
38 char string[ETH_GSTRING_LEN];
39} bnx2x_q_stats_arr[] = {
40/* 1 */ { Q_STATS_OFFSET32(total_bytes_received_hi), 8, "[%s]: rx_bytes" },
ec6ba945
VZ		 41 { Q_STATS_OFFSET32(total_unicast_packets_received_hi),
42 8, "[%s]: rx_ucast_packets" },
43 { Q_STATS_OFFSET32(total_multicast_packets_received_hi),
44 8, "[%s]: rx_mcast_packets" },
45 { Q_STATS_OFFSET32(total_broadcast_packets_received_hi),
46 8, "[%s]: rx_bcast_packets" },
47 { Q_STATS_OFFSET32(no_buff_discard_hi), 8, "[%s]: rx_discards" },
48 { Q_STATS_OFFSET32(rx_err_discard_pkt),
49 4, "[%s]: rx_phy_ip_err_discards"},
50 { Q_STATS_OFFSET32(rx_skb_alloc_failed),
51 4, "[%s]: rx_skb_alloc_discard" },
52 { Q_STATS_OFFSET32(hw_csum_err), 4, "[%s]: rx_csum_offload_errors" },
53
619c5cb6
VZ		 54 { Q_STATS_OFFSET32(total_bytes_transmitted_hi), 8, "[%s]: tx_bytes" },
55/* 10 */{ Q_STATS_OFFSET32(total_unicast_packets_transmitted_hi),
ec6ba945
VZ		 56 8, "[%s]: tx_ucast_packets" },
57 { Q_STATS_OFFSET32(total_multicast_packets_transmitted_hi),
58 8, "[%s]: tx_mcast_packets" },
59 { Q_STATS_OFFSET32(total_broadcast_packets_transmitted_hi),
619c5cb6
VZ		 60 8, "[%s]: tx_bcast_packets" },
61 { Q_STATS_OFFSET32(total_tpa_aggregations_hi),
62 8, "[%s]: tpa_aggregations" },
63 { Q_STATS_OFFSET32(total_tpa_aggregated_frames_hi),
64 8, "[%s]: tpa_aggregated_frames"},
c96bdc0c
DK		 65 { Q_STATS_OFFSET32(total_tpa_bytes_hi), 8, "[%s]: tpa_bytes"},
66 { Q_STATS_OFFSET32(driver_filtered_tx_pkt),
67 4, "[%s]: driver_filtered_tx_pkt" }
ec6ba945
VZ		 68};
69
70#define BNX2X_NUM_Q_STATS ARRAY_SIZE(bnx2x_q_stats_arr)
71
72static const struct {
73 long offset;
74 int size;
75 u32 flags;
76#define STATS_FLAGS_PORT 1
77#define STATS_FLAGS_FUNC 2
78#define STATS_FLAGS_BOTH (STATS_FLAGS_FUNC | STATS_FLAGS_PORT)
79 char string[ETH_GSTRING_LEN];
80} bnx2x_stats_arr[] = {
81/* 1 */ { STATS_OFFSET32(total_bytes_received_hi),
82 8, STATS_FLAGS_BOTH, "rx_bytes" },
83 { STATS_OFFSET32(error_bytes_received_hi),
84 8, STATS_FLAGS_BOTH, "rx_error_bytes" },
85 { STATS_OFFSET32(total_unicast_packets_received_hi),
86 8, STATS_FLAGS_BOTH, "rx_ucast_packets" },
87 { STATS_OFFSET32(total_multicast_packets_received_hi),
88 8, STATS_FLAGS_BOTH, "rx_mcast_packets" },
89 { STATS_OFFSET32(total_broadcast_packets_received_hi),
90 8, STATS_FLAGS_BOTH, "rx_bcast_packets" },
91 { STATS_OFFSET32(rx_stat_dot3statsfcserrors_hi),
92 8, STATS_FLAGS_PORT, "rx_crc_errors" },
93 { STATS_OFFSET32(rx_stat_dot3statsalignmenterrors_hi),
94 8, STATS_FLAGS_PORT, "rx_align_errors" },
95 { STATS_OFFSET32(rx_stat_etherstatsundersizepkts_hi),
96 8, STATS_FLAGS_PORT, "rx_undersize_packets" },
97 { STATS_OFFSET32(etherstatsoverrsizepkts_hi),
98 8, STATS_FLAGS_PORT, "rx_oversize_packets" },
99/* 10 */{ STATS_OFFSET32(rx_stat_etherstatsfragments_hi),
100 8, STATS_FLAGS_PORT, "rx_fragments" },
101 { STATS_OFFSET32(rx_stat_etherstatsjabbers_hi),
102 8, STATS_FLAGS_PORT, "rx_jabbers" },
103 { STATS_OFFSET32(no_buff_discard_hi),
104 8, STATS_FLAGS_BOTH, "rx_discards" },
105 { STATS_OFFSET32(mac_filter_discard),
106 4, STATS_FLAGS_PORT, "rx_filtered_packets" },
619c5cb6
VZ		 107 { STATS_OFFSET32(mf_tag_discard),
108 4, STATS_FLAGS_PORT, "rx_mf_tag_discard" },
0e898dd7
BW		 109 { STATS_OFFSET32(pfc_frames_received_hi),
110 8, STATS_FLAGS_PORT, "pfc_frames_received" },
111 { STATS_OFFSET32(pfc_frames_sent_hi),
112 8, STATS_FLAGS_PORT, "pfc_frames_sent" },
ec6ba945
VZ		 113 { STATS_OFFSET32(brb_drop_hi),
114 8, STATS_FLAGS_PORT, "rx_brb_discard" },
115 { STATS_OFFSET32(brb_truncate_hi),
116 8, STATS_FLAGS_PORT, "rx_brb_truncate" },
117 { STATS_OFFSET32(pause_frames_received_hi),
118 8, STATS_FLAGS_PORT, "rx_pause_frames" },
119 { STATS_OFFSET32(rx_stat_maccontrolframesreceived_hi),
120 8, STATS_FLAGS_PORT, "rx_mac_ctrl_frames" },
121 { STATS_OFFSET32(nig_timer_max),
122 4, STATS_FLAGS_PORT, "rx_constant_pause_events" },
123/* 20 */{ STATS_OFFSET32(rx_err_discard_pkt),
124 4, STATS_FLAGS_BOTH, "rx_phy_ip_err_discards"},
125 { STATS_OFFSET32(rx_skb_alloc_failed),
126 4, STATS_FLAGS_BOTH, "rx_skb_alloc_discard" },
127 { STATS_OFFSET32(hw_csum_err),
128 4, STATS_FLAGS_BOTH, "rx_csum_offload_errors" },
129
130 { STATS_OFFSET32(total_bytes_transmitted_hi),
131 8, STATS_FLAGS_BOTH, "tx_bytes" },
132 { STATS_OFFSET32(tx_stat_ifhcoutbadoctets_hi),
133 8, STATS_FLAGS_PORT, "tx_error_bytes" },
134 { STATS_OFFSET32(total_unicast_packets_transmitted_hi),
135 8, STATS_FLAGS_BOTH, "tx_ucast_packets" },
136 { STATS_OFFSET32(total_multicast_packets_transmitted_hi),
137 8, STATS_FLAGS_BOTH, "tx_mcast_packets" },
138 { STATS_OFFSET32(total_broadcast_packets_transmitted_hi),
139 8, STATS_FLAGS_BOTH, "tx_bcast_packets" },
140 { STATS_OFFSET32(tx_stat_dot3statsinternalmactransmiterrors_hi),
141 8, STATS_FLAGS_PORT, "tx_mac_errors" },
142 { STATS_OFFSET32(rx_stat_dot3statscarriersenseerrors_hi),
143 8, STATS_FLAGS_PORT, "tx_carrier_errors" },
144/* 30 */{ STATS_OFFSET32(tx_stat_dot3statssinglecollisionframes_hi),
145 8, STATS_FLAGS_PORT, "tx_single_collisions" },
146 { STATS_OFFSET32(tx_stat_dot3statsmultiplecollisionframes_hi),
147 8, STATS_FLAGS_PORT, "tx_multi_collisions" },
148 { STATS_OFFSET32(tx_stat_dot3statsdeferredtransmissions_hi),
149 8, STATS_FLAGS_PORT, "tx_deferred" },
150 { STATS_OFFSET32(tx_stat_dot3statsexcessivecollisions_hi),
151 8, STATS_FLAGS_PORT, "tx_excess_collisions" },
152 { STATS_OFFSET32(tx_stat_dot3statslatecollisions_hi),
153 8, STATS_FLAGS_PORT, "tx_late_collisions" },
154 { STATS_OFFSET32(tx_stat_etherstatscollisions_hi),
155 8, STATS_FLAGS_PORT, "tx_total_collisions" },
156 { STATS_OFFSET32(tx_stat_etherstatspkts64octets_hi),
157 8, STATS_FLAGS_PORT, "tx_64_byte_packets" },
158 { STATS_OFFSET32(tx_stat_etherstatspkts65octetsto127octets_hi),
159 8, STATS_FLAGS_PORT, "tx_65_to_127_byte_packets" },
160 { STATS_OFFSET32(tx_stat_etherstatspkts128octetsto255octets_hi),
161 8, STATS_FLAGS_PORT, "tx_128_to_255_byte_packets" },
162 { STATS_OFFSET32(tx_stat_etherstatspkts256octetsto511octets_hi),
163 8, STATS_FLAGS_PORT, "tx_256_to_511_byte_packets" },
164/* 40 */{ STATS_OFFSET32(tx_stat_etherstatspkts512octetsto1023octets_hi),
165 8, STATS_FLAGS_PORT, "tx_512_to_1023_byte_packets" },
166 { STATS_OFFSET32(etherstatspkts1024octetsto1522octets_hi),
167 8, STATS_FLAGS_PORT, "tx_1024_to_1522_byte_packets" },
168 { STATS_OFFSET32(etherstatspktsover1522octets_hi),
169 8, STATS_FLAGS_PORT, "tx_1523_to_9022_byte_packets" },
170 { STATS_OFFSET32(pause_frames_sent_hi),
619c5cb6
VZ		 171 8, STATS_FLAGS_PORT, "tx_pause_frames" },
172 { STATS_OFFSET32(total_tpa_aggregations_hi),
173 8, STATS_FLAGS_FUNC, "tpa_aggregations" },
174 { STATS_OFFSET32(total_tpa_aggregated_frames_hi),
175 8, STATS_FLAGS_FUNC, "tpa_aggregated_frames"},
176 { STATS_OFFSET32(total_tpa_bytes_hi),
7a752993
AE		 177 8, STATS_FLAGS_FUNC, "tpa_bytes"},
178 { STATS_OFFSET32(recoverable_error),
179 4, STATS_FLAGS_FUNC, "recoverable_errors" },
180 { STATS_OFFSET32(unrecoverable_error),
181 4, STATS_FLAGS_FUNC, "unrecoverable_errors" },
c96bdc0c
DK		 182 { STATS_OFFSET32(driver_filtered_tx_pkt),
183 4, STATS_FLAGS_FUNC, "driver_filtered_tx_pkt" },
e9939c80
YM		 184 { STATS_OFFSET32(eee_tx_lpi),
185 4, STATS_FLAGS_PORT, "Tx LPI entry count"}
ec6ba945
VZ		 186};
187
188#define BNX2X_NUM_STATS ARRAY_SIZE(bnx2x_stats_arr)
07ba6af4 189
1ac9e428
YR		 190static int bnx2x_get_port_type(struct bnx2x *bp)
191{
192 int port_type;
193 u32 phy_idx = bnx2x_get_cur_phy_idx(bp);
194 switch (bp->link_params.phy[phy_idx].media_type) {
dbef807e
YM		 195 case ETH_PHY_SFPP_10G_FIBER:
196 case ETH_PHY_SFP_1G_FIBER:
1ac9e428
YR		 197 case ETH_PHY_XFP_FIBER:
198 case ETH_PHY_KR:
199 case ETH_PHY_CX4:
200 port_type = PORT_FIBRE;
201 break;
202 case ETH_PHY_DA_TWINAX:
203 port_type = PORT_DA;
204 break;
205 case ETH_PHY_BASE_T:
206 port_type = PORT_TP;
207 break;
208 case ETH_PHY_NOT_PRESENT:
209 port_type = PORT_NONE;
210 break;
211 case ETH_PHY_UNSPECIFIED:
212 default:
213 port_type = PORT_OTHER;
214 break;
215 }
216 return port_type;
217}
ec6ba945 218
de0c62db
DK		 219static int bnx2x_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
220{
221 struct bnx2x *bp = netdev_priv(dev);
a22f0788 222 int cfg_idx = bnx2x_get_link_cfg_idx(bp);
b3337e4c 223
a22f0788
YR		 224 /* Dual Media boards present all available port types */
225 cmd->supported = bp->port.supported[cfg_idx] |
226 (bp->port.supported[cfg_idx ^ 1] &
227 (SUPPORTED_TP | SUPPORTED_FIBRE));
228 cmd->advertising = bp->port.advertising[cfg_idx];
dbef807e
YM		 229 if (bp->link_params.phy[bnx2x_get_cur_phy_idx(bp)].media_type ==
230 ETH_PHY_SFP_1G_FIBER) {
231 cmd->supported &= ~(SUPPORTED_10000baseT_Full);
232 cmd->advertising &= ~(ADVERTISED_10000baseT_Full);
233 }
de0c62db 234
59694f00
YM		 235 if ((bp->state == BNX2X_STATE_OPEN) && bp->link_vars.link_up &&
236 !(bp->flags & MF_FUNC_DIS)) {
2de67439 237 cmd->duplex = bp->link_vars.duplex;
38298461
YM		 238
239 if (IS_MF(bp) && !BP_NOMCP(bp))
240 ethtool_cmd_speed_set(cmd, bnx2x_get_mf_speed(bp));
59694f00
YM		 241 else
242 ethtool_cmd_speed_set(cmd, bp->link_vars.line_speed);
de0c62db 243 } else {
38298461
YM		 244 cmd->duplex = DUPLEX_UNKNOWN;
245 ethtool_cmd_speed_set(cmd, SPEED_UNKNOWN);
de0c62db 246 }
f2e0899f 247
1ac9e428 248 cmd->port = bnx2x_get_port_type(bp);
a22f0788 249
de0c62db
DK		 250 cmd->phy_address = bp->mdio.prtad;
251 cmd->transceiver = XCVR_INTERNAL;
252
a22f0788 253 if (bp->link_params.req_line_speed[cfg_idx] == SPEED_AUTO_NEG)
de0c62db
DK		 254 cmd->autoneg = AUTONEG_ENABLE;
255 else
256 cmd->autoneg = AUTONEG_DISABLE;
257
9e7e8399
MY		 258 /* Publish LP advertised speeds and FC */
259 if (bp->link_vars.link_status & LINK_STATUS_AUTO_NEGOTIATE_COMPLETE) {
260 u32 status = bp->link_vars.link_status;
261
262 cmd->lp_advertising |= ADVERTISED_Autoneg;
263 if (status & LINK_STATUS_LINK_PARTNER_SYMMETRIC_PAUSE)
264 cmd->lp_advertising |= ADVERTISED_Pause;
265 if (status & LINK_STATUS_LINK_PARTNER_ASYMMETRIC_PAUSE)
266 cmd->lp_advertising |= ADVERTISED_Asym_Pause;
267
268 if (status & LINK_STATUS_LINK_PARTNER_10THD_CAPABLE)
269 cmd->lp_advertising |= ADVERTISED_10baseT_Half;
270 if (status & LINK_STATUS_LINK_PARTNER_10TFD_CAPABLE)
271 cmd->lp_advertising |= ADVERTISED_10baseT_Full;
272 if (status & LINK_STATUS_LINK_PARTNER_100TXHD_CAPABLE)
273 cmd->lp_advertising |= ADVERTISED_100baseT_Half;
274 if (status & LINK_STATUS_LINK_PARTNER_100TXFD_CAPABLE)
275 cmd->lp_advertising |= ADVERTISED_100baseT_Full;
276 if (status & LINK_STATUS_LINK_PARTNER_1000THD_CAPABLE)
277 cmd->lp_advertising |= ADVERTISED_1000baseT_Half;
278 if (status & LINK_STATUS_LINK_PARTNER_1000TFD_CAPABLE)
279 cmd->lp_advertising |= ADVERTISED_1000baseT_Full;
280 if (status & LINK_STATUS_LINK_PARTNER_2500XFD_CAPABLE)
281 cmd->lp_advertising |= ADVERTISED_2500baseX_Full;
282 if (status & LINK_STATUS_LINK_PARTNER_10GXFD_CAPABLE)
283 cmd->lp_advertising |= ADVERTISED_10000baseT_Full;
be94bea7
YR		 284 if (status & LINK_STATUS_LINK_PARTNER_20GXFD_CAPABLE)
285 cmd->lp_advertising |= ADVERTISED_20000baseKR2_Full;
9e7e8399
MY		 286 }
287
de0c62db
DK		 288 cmd->maxtxpkt = 0;
289 cmd->maxrxpkt = 0;
290
51c1a580 291 DP(BNX2X_MSG_ETHTOOL, "ethtool_cmd: cmd %d\n"
f1deab50
JP		 292 " supported 0x%x advertising 0x%x speed %u\n"
293 " duplex %d port %d phy_address %d transceiver %d\n"
294 " autoneg %d maxtxpkt %d maxrxpkt %d\n",
b3337e4c
DD		 295 cmd->cmd, cmd->supported, cmd->advertising,
296 ethtool_cmd_speed(cmd),
de0c62db
DK		 297 cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver,
298 cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt);
299
300 return 0;
301}
302
303static int bnx2x_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
304{
305 struct bnx2x *bp = netdev_priv(dev);
a22f0788 306 u32 advertising, cfg_idx, old_multi_phy_config, new_multi_phy_config;
dbef807e 307 u32 speed, phy_idx;
de0c62db 308
0793f83f 309 if (IS_MF_SD(bp))
de0c62db
DK		 310 return 0;
311
51c1a580 312 DP(BNX2X_MSG_ETHTOOL, "ethtool_cmd: cmd %d\n"
b3337e4c 313 " supported 0x%x advertising 0x%x speed %u\n"
0793f83f
DK		 314 " duplex %d port %d phy_address %d transceiver %d\n"
315 " autoneg %d maxtxpkt %d maxrxpkt %d\n",
b3337e4c
DD		 316 cmd->cmd, cmd->supported, cmd->advertising,
317 ethtool_cmd_speed(cmd),
de0c62db
DK		 318 cmd->duplex, cmd->port, cmd->phy_address, cmd->transceiver,
319 cmd->autoneg, cmd->maxtxpkt, cmd->maxrxpkt);
320
b3337e4c 321 speed = ethtool_cmd_speed(cmd);
0793f83f 322
38298461
YM		 323 /* If recieved a request for an unknown duplex, assume full*/
324 if (cmd->duplex == DUPLEX_UNKNOWN)
325 cmd->duplex = DUPLEX_FULL;
326
0793f83f 327 if (IS_MF_SI(bp)) {
e3835b99 328 u32 part;
0793f83f
DK		 329 u32 line_speed = bp->link_vars.line_speed;
330
331 /* use 10G if no link detected */
332 if (!line_speed)
333 line_speed = 10000;
334
335 if (bp->common.bc_ver < REQ_BC_VER_4_SET_MF_BW) {
51c1a580
MS		 336 DP(BNX2X_MSG_ETHTOOL,
337 "To set speed BC %X or higher is required, please upgrade BC\n",
338 REQ_BC_VER_4_SET_MF_BW);
0793f83f
DK		 339 return -EINVAL;
340 }
e3835b99 341
faa6fcbb 342 part = (speed * 100) / line_speed;
e3835b99 343
faa6fcbb 344 if (line_speed < speed || !part) {
51c1a580
MS		 345 DP(BNX2X_MSG_ETHTOOL,
346 "Speed setting should be in a range from 1%% to 100%% of actual line speed\n");
0793f83f
DK		 347 return -EINVAL;
348 }
0793f83f 349
e3835b99
DK		 350 if (bp->state != BNX2X_STATE_OPEN)
351 /* store value for following "load" */
352 bp->pending_max = part;
353 else
354 bnx2x_update_max_mf_config(bp, part);
0793f83f 355
0793f83f
DK		 356 return 0;
357 }
358
a22f0788
YR		 359 cfg_idx = bnx2x_get_link_cfg_idx(bp);
360 old_multi_phy_config = bp->link_params.multi_phy_config;
361 switch (cmd->port) {
362 case PORT_TP:
363 if (bp->port.supported[cfg_idx] & SUPPORTED_TP)
364 break; /* no port change */
365
366 if (!(bp->port.supported[0] & SUPPORTED_TP ||
367 bp->port.supported[1] & SUPPORTED_TP)) {
51c1a580 368 DP(BNX2X_MSG_ETHTOOL, "Unsupported port type\n");
a22f0788
YR		 369 return -EINVAL;
370 }
371 bp->link_params.multi_phy_config &=
372 ~PORT_HW_CFG_PHY_SELECTION_MASK;
373 if (bp->link_params.multi_phy_config &
374 PORT_HW_CFG_PHY_SWAPPED_ENABLED)
375 bp->link_params.multi_phy_config |=
376 PORT_HW_CFG_PHY_SELECTION_SECOND_PHY;
377 else
378 bp->link_params.multi_phy_config |=
379 PORT_HW_CFG_PHY_SELECTION_FIRST_PHY;
380 break;
381 case PORT_FIBRE:
bfdb5823 382 case PORT_DA:
a22f0788
YR		 383 if (bp->port.supported[cfg_idx] & SUPPORTED_FIBRE)
384 break; /* no port change */
385
386 if (!(bp->port.supported[0] & SUPPORTED_FIBRE ||
387 bp->port.supported[1] & SUPPORTED_FIBRE)) {
51c1a580 388 DP(BNX2X_MSG_ETHTOOL, "Unsupported port type\n");
a22f0788
YR		 389 return -EINVAL;
390 }
391 bp->link_params.multi_phy_config &=
392 ~PORT_HW_CFG_PHY_SELECTION_MASK;
393 if (bp->link_params.multi_phy_config &
394 PORT_HW_CFG_PHY_SWAPPED_ENABLED)
395 bp->link_params.multi_phy_config |=
396 PORT_HW_CFG_PHY_SELECTION_FIRST_PHY;
397 else
398 bp->link_params.multi_phy_config |=
399 PORT_HW_CFG_PHY_SELECTION_SECOND_PHY;
400 break;
401 default:
51c1a580 402 DP(BNX2X_MSG_ETHTOOL, "Unsupported port type\n");
a22f0788
YR		 403 return -EINVAL;
404 }
2de67439 405 /* Save new config in case command complete successfully */
a22f0788
YR		 406 new_multi_phy_config = bp->link_params.multi_phy_config;
407 /* Get the new cfg_idx */
408 cfg_idx = bnx2x_get_link_cfg_idx(bp);
409 /* Restore old config in case command failed */
410 bp->link_params.multi_phy_config = old_multi_phy_config;
51c1a580 411 DP(BNX2X_MSG_ETHTOOL, "cfg_idx = %x\n", cfg_idx);
a22f0788 412
de0c62db 413 if (cmd->autoneg == AUTONEG_ENABLE) {
75318327
YR		 414 u32 an_supported_speed = bp->port.supported[cfg_idx];
415 if (bp->link_params.phy[EXT_PHY1].type ==
416 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM84833)
417 an_supported_speed |= (SUPPORTED_100baseT_Half |
418 SUPPORTED_100baseT_Full);
a22f0788 419 if (!(bp->port.supported[cfg_idx] & SUPPORTED_Autoneg)) {
51c1a580 420 DP(BNX2X_MSG_ETHTOOL, "Autoneg not supported\n");
de0c62db
DK		 421 return -EINVAL;
422 }
423
424 /* advertise the requested speed and duplex if supported */
75318327 425 if (cmd->advertising & ~an_supported_speed) {
51c1a580
MS		 426 DP(BNX2X_MSG_ETHTOOL,
427 "Advertisement parameters are not supported\n");
8d661637
YR		 428 return -EINVAL;
429 }
de0c62db 430
a22f0788 431 bp->link_params.req_line_speed[cfg_idx] = SPEED_AUTO_NEG;
8d661637
YR		 432 bp->link_params.req_duplex[cfg_idx] = cmd->duplex;
433 bp->port.advertising[cfg_idx] = (ADVERTISED_Autoneg |
de0c62db 434 cmd->advertising);
8d661637
YR		 435 if (cmd->advertising) {
436
437 bp->link_params.speed_cap_mask[cfg_idx] = 0;
438 if (cmd->advertising & ADVERTISED_10baseT_Half) {
439 bp->link_params.speed_cap_mask[cfg_idx] |=
440 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_HALF;
441 }
442 if (cmd->advertising & ADVERTISED_10baseT_Full)
443 bp->link_params.speed_cap_mask[cfg_idx] |=
444 PORT_HW_CFG_SPEED_CAPABILITY_D0_10M_FULL;
de0c62db 445
8d661637
YR		 446 if (cmd->advertising & ADVERTISED_100baseT_Full)
447 bp->link_params.speed_cap_mask[cfg_idx] |=
448 PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_FULL;
449
450 if (cmd->advertising & ADVERTISED_100baseT_Half) {
451 bp->link_params.speed_cap_mask[cfg_idx] |=
452 PORT_HW_CFG_SPEED_CAPABILITY_D0_100M_HALF;
453 }
454 if (cmd->advertising & ADVERTISED_1000baseT_Half) {
455 bp->link_params.speed_cap_mask[cfg_idx] |=
456 PORT_HW_CFG_SPEED_CAPABILITY_D0_1G;
457 }
458 if (cmd->advertising & (ADVERTISED_1000baseT_Full |
459 ADVERTISED_1000baseKX_Full))
460 bp->link_params.speed_cap_mask[cfg_idx] |=
461 PORT_HW_CFG_SPEED_CAPABILITY_D0_1G;
462
463 if (cmd->advertising & (ADVERTISED_10000baseT_Full |
464 ADVERTISED_10000baseKX4_Full |
465 ADVERTISED_10000baseKR_Full))
466 bp->link_params.speed_cap_mask[cfg_idx] |=
467 PORT_HW_CFG_SPEED_CAPABILITY_D0_10G;
be94bea7
YR		 468
469 if (cmd->advertising & ADVERTISED_20000baseKR2_Full)
470 bp->link_params.speed_cap_mask[cfg_idx] |=
471 PORT_HW_CFG_SPEED_CAPABILITY_D0_20G;
8d661637 472 }
de0c62db
DK		 473 } else { /* forced speed */
474 /* advertise the requested speed and duplex if supported */
a22f0788 475 switch (speed) {
de0c62db
DK		 476 case SPEED_10:
477 if (cmd->duplex == DUPLEX_FULL) {
a22f0788 478 if (!(bp->port.supported[cfg_idx] &
de0c62db 479 SUPPORTED_10baseT_Full)) {
51c1a580 480 DP(BNX2X_MSG_ETHTOOL,
de0c62db
DK		 481 "10M full not supported\n");
482 return -EINVAL;
483 }
484
485 advertising = (ADVERTISED_10baseT_Full |
486 ADVERTISED_TP);
487 } else {
a22f0788 488 if (!(bp->port.supported[cfg_idx] &
de0c62db 489 SUPPORTED_10baseT_Half)) {
51c1a580 490 DP(BNX2X_MSG_ETHTOOL,
de0c62db
DK		 491 "10M half not supported\n");
492 return -EINVAL;
493 }
494
495 advertising = (ADVERTISED_10baseT_Half |
496 ADVERTISED_TP);
497 }
498 break;
499
500 case SPEED_100:
501 if (cmd->duplex == DUPLEX_FULL) {
a22f0788 502 if (!(bp->port.supported[cfg_idx] &
de0c62db 503 SUPPORTED_100baseT_Full)) {
51c1a580 504 DP(BNX2X_MSG_ETHTOOL,
de0c62db
DK		 505 "100M full not supported\n");
506 return -EINVAL;
507 }
508
509 advertising = (ADVERTISED_100baseT_Full |
510 ADVERTISED_TP);
511 } else {
a22f0788 512 if (!(bp->port.supported[cfg_idx] &
de0c62db 513 SUPPORTED_100baseT_Half)) {
51c1a580 514 DP(BNX2X_MSG_ETHTOOL,
de0c62db
DK		 515 "100M half not supported\n");
516 return -EINVAL;
517 }
518
519 advertising = (ADVERTISED_100baseT_Half |
520 ADVERTISED_TP);
521 }
522 break;
523
524 case SPEED_1000:
525 if (cmd->duplex != DUPLEX_FULL) {
51c1a580
MS		 526 DP(BNX2X_MSG_ETHTOOL,
527 "1G half not supported\n");
de0c62db
DK		 528 return -EINVAL;
529 }
530
a22f0788
YR		 531 if (!(bp->port.supported[cfg_idx] &
532 SUPPORTED_1000baseT_Full)) {
51c1a580
MS		 533 DP(BNX2X_MSG_ETHTOOL,
534 "1G full not supported\n");
de0c62db
DK		 535 return -EINVAL;
536 }
537
538 advertising = (ADVERTISED_1000baseT_Full |
539 ADVERTISED_TP);
540 break;
541
542 case SPEED_2500:
543 if (cmd->duplex != DUPLEX_FULL) {
51c1a580 544 DP(BNX2X_MSG_ETHTOOL,
de0c62db
DK		 545 "2.5G half not supported\n");
546 return -EINVAL;
547 }
548
a22f0788
YR		 549 if (!(bp->port.supported[cfg_idx]
550 & SUPPORTED_2500baseX_Full)) {
51c1a580 551 DP(BNX2X_MSG_ETHTOOL,
de0c62db
DK		 552 "2.5G full not supported\n");
553 return -EINVAL;
554 }
555
556 advertising = (ADVERTISED_2500baseX_Full |
557 ADVERTISED_TP);
558 break;
559
560 case SPEED_10000:
561 if (cmd->duplex != DUPLEX_FULL) {
51c1a580
MS		 562 DP(BNX2X_MSG_ETHTOOL,
563 "10G half not supported\n");
de0c62db
DK		 564 return -EINVAL;
565 }
dbef807e 566 phy_idx = bnx2x_get_cur_phy_idx(bp);
a22f0788 567 if (!(bp->port.supported[cfg_idx]
dbef807e
YM		 568 & SUPPORTED_10000baseT_Full) ||
569 (bp->link_params.phy[phy_idx].media_type ==
570 ETH_PHY_SFP_1G_FIBER)) {
51c1a580
MS		 571 DP(BNX2X_MSG_ETHTOOL,
572 "10G full not supported\n");
de0c62db
DK		 573 return -EINVAL;
574 }
575
576 advertising = (ADVERTISED_10000baseT_Full |
577 ADVERTISED_FIBRE);
578 break;
579
580 default:
51c1a580 581 DP(BNX2X_MSG_ETHTOOL, "Unsupported speed %u\n", speed);
de0c62db
DK		 582 return -EINVAL;
583 }
584
a22f0788
YR		 585 bp->link_params.req_line_speed[cfg_idx] = speed;
586 bp->link_params.req_duplex[cfg_idx] = cmd->duplex;
587 bp->port.advertising[cfg_idx] = advertising;
de0c62db
DK		 588 }
589
51c1a580 590 DP(BNX2X_MSG_ETHTOOL, "req_line_speed %d\n"
f1deab50 591 " req_duplex %d advertising 0x%x\n",
a22f0788
YR		 592 bp->link_params.req_line_speed[cfg_idx],
593 bp->link_params.req_duplex[cfg_idx],
594 bp->port.advertising[cfg_idx]);
de0c62db 595
a22f0788
YR		 596 /* Set new config */
597 bp->link_params.multi_phy_config = new_multi_phy_config;
de0c62db
DK		 598 if (netif_running(dev)) {
599 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
600 bnx2x_link_set(bp);
601 }
602
603 return 0;
604}
605
07ba6af4
MS		 606#define DUMP_ALL_PRESETS 0x1FFF
607#define DUMP_MAX_PRESETS 13
0fea29c1 608
07ba6af4 609static int __bnx2x_get_preset_regs_len(struct bnx2x *bp, u32 preset)
0fea29c1
VZ		 610{
611 if (CHIP_IS_E1(bp))
07ba6af4 612 return dump_num_registers[0][preset-1];
0fea29c1 613 else if (CHIP_IS_E1H(bp))
07ba6af4 614 return dump_num_registers[1][preset-1];
0fea29c1 615 else if (CHIP_IS_E2(bp))
07ba6af4 616 return dump_num_registers[2][preset-1];
0fea29c1 617 else if (CHIP_IS_E3A0(bp))
07ba6af4 618 return dump_num_registers[3][preset-1];
0fea29c1 619 else if (CHIP_IS_E3B0(bp))
07ba6af4 620 return dump_num_registers[4][preset-1];
0fea29c1 621 else
07ba6af4
MS		 622 return 0;
623}
624
625static int __bnx2x_get_regs_len(struct bnx2x *bp)
626{
627 u32 preset_idx;
628 int regdump_len = 0;
629
630 /* Calculate the total preset regs length */
631 for (preset_idx = 1; preset_idx <= DUMP_MAX_PRESETS; preset_idx++)
632 regdump_len += __bnx2x_get_preset_regs_len(bp, preset_idx);
633
634 return regdump_len;
635}
636
637static int bnx2x_get_regs_len(struct net_device *dev)
638{
639 struct bnx2x *bp = netdev_priv(dev);
640 int regdump_len = 0;
641
642 regdump_len = __bnx2x_get_regs_len(bp);
643 regdump_len *= 4;
644 regdump_len += sizeof(struct dump_header);
645
646 return regdump_len;
0fea29c1
VZ		 647}
648
07ba6af4
MS		 649#define IS_E1_REG(chips) ((chips & DUMP_CHIP_E1) == DUMP_CHIP_E1)
650#define IS_E1H_REG(chips) ((chips & DUMP_CHIP_E1H) == DUMP_CHIP_E1H)
651#define IS_E2_REG(chips) ((chips & DUMP_CHIP_E2) == DUMP_CHIP_E2)
652#define IS_E3A0_REG(chips) ((chips & DUMP_CHIP_E3A0) == DUMP_CHIP_E3A0)
653#define IS_E3B0_REG(chips) ((chips & DUMP_CHIP_E3B0) == DUMP_CHIP_E3B0)
654
655#define IS_REG_IN_PRESET(presets, idx) \
656 ((presets & (1 << (idx-1))) == (1 << (idx-1)))
657
0fea29c1 658/******* Paged registers info selectors ********/
1191cb83 659static const u32 *__bnx2x_get_page_addr_ar(struct bnx2x *bp)
0fea29c1
VZ		 660{
661 if (CHIP_IS_E2(bp))
662 return page_vals_e2;
663 else if (CHIP_IS_E3(bp))
664 return page_vals_e3;
665 else
666 return NULL;
667}
668
1191cb83 669static u32 __bnx2x_get_page_reg_num(struct bnx2x *bp)
0fea29c1
VZ		 670{
671 if (CHIP_IS_E2(bp))
672 return PAGE_MODE_VALUES_E2;
673 else if (CHIP_IS_E3(bp))
674 return PAGE_MODE_VALUES_E3;
675 else
676 return 0;
677}
678
1191cb83 679static const u32 *__bnx2x_get_page_write_ar(struct bnx2x *bp)
0fea29c1
VZ		 680{
681 if (CHIP_IS_E2(bp))
682 return page_write_regs_e2;
683 else if (CHIP_IS_E3(bp))
684 return page_write_regs_e3;
685 else
686 return NULL;
687}
688
1191cb83 689static u32 __bnx2x_get_page_write_num(struct bnx2x *bp)
0fea29c1
VZ		 690{
691 if (CHIP_IS_E2(bp))
692 return PAGE_WRITE_REGS_E2;
693 else if (CHIP_IS_E3(bp))
694 return PAGE_WRITE_REGS_E3;
695 else
696 return 0;
697}
698
1191cb83 699static const struct reg_addr *__bnx2x_get_page_read_ar(struct bnx2x *bp)
0fea29c1
VZ		 700{
701 if (CHIP_IS_E2(bp))
702 return page_read_regs_e2;
703 else if (CHIP_IS_E3(bp))
704 return page_read_regs_e3;
705 else
706 return NULL;
707}
708
1191cb83 709static u32 __bnx2x_get_page_read_num(struct bnx2x *bp)
0fea29c1
VZ		 710{
711 if (CHIP_IS_E2(bp))
712 return PAGE_READ_REGS_E2;
713 else if (CHIP_IS_E3(bp))
714 return PAGE_READ_REGS_E3;
715 else
716 return 0;
717}
718
07ba6af4
MS		 719static bool bnx2x_is_reg_in_chip(struct bnx2x *bp,
720 const struct reg_addr *reg_info)
0fea29c1 721{
07ba6af4
MS		 722 if (CHIP_IS_E1(bp))
723 return IS_E1_REG(reg_info->chips);
724 else if (CHIP_IS_E1H(bp))
725 return IS_E1H_REG(reg_info->chips);
726 else if (CHIP_IS_E2(bp))
727 return IS_E2_REG(reg_info->chips);
728 else if (CHIP_IS_E3A0(bp))
729 return IS_E3A0_REG(reg_info->chips);
730 else if (CHIP_IS_E3B0(bp))
731 return IS_E3B0_REG(reg_info->chips);
732 else
733 return false;
0fea29c1 734}
de0c62db 735
de0c62db 736
07ba6af4
MS		 737static bool bnx2x_is_wreg_in_chip(struct bnx2x *bp,
738 const struct wreg_addr *wreg_info)
739{
740 if (CHIP_IS_E1(bp))
741 return IS_E1_REG(wreg_info->chips);
742 else if (CHIP_IS_E1H(bp))
743 return IS_E1H_REG(wreg_info->chips);
744 else if (CHIP_IS_E2(bp))
745 return IS_E2_REG(wreg_info->chips);
746 else if (CHIP_IS_E3A0(bp))
747 return IS_E3A0_REG(wreg_info->chips);
748 else if (CHIP_IS_E3B0(bp))
749 return IS_E3B0_REG(wreg_info->chips);
750 else
751 return false;
de0c62db
DK		 752}
753
0fea29c1
VZ		 754/**
755 * bnx2x_read_pages_regs - read "paged" registers
756 *
757 * @bp device handle
758 * @p output buffer
759 *
2de67439
YM		 760 * Reads "paged" memories: memories that may only be read by first writing to a
761 * specific address ("write address") and then reading from a specific address
762 * ("read address"). There may be more than one write address per "page" and
763 * more than one read address per write address.
0fea29c1 764 */
07ba6af4 765static void bnx2x_read_pages_regs(struct bnx2x *bp, u32 *p, u32 preset)
f2e0899f
DK		 766{
767 u32 i, j, k, n;
07ba6af4 768
0fea29c1
VZ		 769 /* addresses of the paged registers */
770 const u32 *page_addr = __bnx2x_get_page_addr_ar(bp);
771 /* number of paged registers */
772 int num_pages = __bnx2x_get_page_reg_num(bp);
773 /* write addresses */
774 const u32 *write_addr = __bnx2x_get_page_write_ar(bp);
775 /* number of write addresses */
776 int write_num = __bnx2x_get_page_write_num(bp);
777 /* read addresses info */
778 const struct reg_addr *read_addr = __bnx2x_get_page_read_ar(bp);
779 /* number of read addresses */
780 int read_num = __bnx2x_get_page_read_num(bp);
07ba6af4 781 u32 addr, size;
0fea29c1
VZ		 782
783 for (i = 0; i < num_pages; i++) {
784 for (j = 0; j < write_num; j++) {
785 REG_WR(bp, write_addr[j], page_addr[i]);
07ba6af4
MS		 786
787 for (k = 0; k < read_num; k++) {
788 if (IS_REG_IN_PRESET(read_addr[k].presets,
789 preset)) {
790 size = read_addr[k].size;
791 for (n = 0; n < size; n++) {
792 addr = read_addr[k].addr + n*4;
793 *p++ = REG_RD(bp, addr);
794 }
795 }
796 }
f2e0899f
DK		 797 }
798 }
799}
800
07ba6af4 801static int __bnx2x_get_preset_regs(struct bnx2x *bp, u32 *p, u32 preset)
0fea29c1 802{
07ba6af4
MS		 803 u32 i, j, addr;
804 const struct wreg_addr *wreg_addr_p = NULL;
805
806 if (CHIP_IS_E1(bp))
807 wreg_addr_p = &wreg_addr_e1;
808 else if (CHIP_IS_E1H(bp))
809 wreg_addr_p = &wreg_addr_e1h;
810 else if (CHIP_IS_E2(bp))
811 wreg_addr_p = &wreg_addr_e2;
812 else if (CHIP_IS_E3A0(bp))
813 wreg_addr_p = &wreg_addr_e3;
814 else if (CHIP_IS_E3B0(bp))
815 wreg_addr_p = &wreg_addr_e3b0;
816
817 /* Read the idle_chk registers */
818 for (i = 0; i < IDLE_REGS_COUNT; i++) {
819 if (bnx2x_is_reg_in_chip(bp, &idle_reg_addrs[i]) &&
820 IS_REG_IN_PRESET(idle_reg_addrs[i].presets, preset)) {
821 for (j = 0; j < idle_reg_addrs[i].size; j++)
822 *p++ = REG_RD(bp, idle_reg_addrs[i].addr + j*4);
823 }
824 }
0fea29c1
VZ		 825
826 /* Read the regular registers */
07ba6af4
MS		 827 for (i = 0; i < REGS_COUNT; i++) {
828 if (bnx2x_is_reg_in_chip(bp, &reg_addrs[i]) &&
829 IS_REG_IN_PRESET(reg_addrs[i].presets, preset)) {
0fea29c1
VZ		 830 for (j = 0; j < reg_addrs[i].size; j++)
831 *p++ = REG_RD(bp, reg_addrs[i].addr + j*4);
07ba6af4
MS		 832 }
833 }
834
835 /* Read the CAM registers */
836 if (bnx2x_is_wreg_in_chip(bp, wreg_addr_p) &&
837 IS_REG_IN_PRESET(wreg_addr_p->presets, preset)) {
838 for (i = 0; i < wreg_addr_p->size; i++) {
839 *p++ = REG_RD(bp, wreg_addr_p->addr + i*4);
840
841 /* In case of wreg_addr register, read additional
842 registers from read_regs array
843 */
844 for (j = 0; j < wreg_addr_p->read_regs_count; j++) {
845 addr = *(wreg_addr_p->read_regs);
846 *p++ = REG_RD(bp, addr + j*4);
847 }
848 }
849 }
850
851 /* Paged registers are supported in E2 & E3 only */
852 if (CHIP_IS_E2(bp) || CHIP_IS_E3(bp)) {
853 /* Read "paged" registes */
854 bnx2x_read_pages_regs(bp, p, preset);
855 }
856
857 return 0;
858}
859
860static void __bnx2x_get_regs(struct bnx2x *bp, u32 *p)
861{
862 u32 preset_idx;
0fea29c1 863
07ba6af4
MS		 864 /* Read all registers, by reading all preset registers */
865 for (preset_idx = 1; preset_idx <= DUMP_MAX_PRESETS; preset_idx++) {
866 /* Skip presets with IOR */
867 if ((preset_idx == 2) ||
868 (preset_idx == 5) ||
869 (preset_idx == 8) ||
870 (preset_idx == 11))
871 continue;
872 __bnx2x_get_preset_regs(bp, p, preset_idx);
873 p += __bnx2x_get_preset_regs_len(bp, preset_idx);
874 }
0fea29c1
VZ		 875}
876
de0c62db
DK		 877static void bnx2x_get_regs(struct net_device *dev,
878 struct ethtool_regs *regs, void *_p)
879{
0fea29c1 880 u32 *p = _p;
de0c62db 881 struct bnx2x *bp = netdev_priv(dev);
07ba6af4 882 struct dump_header dump_hdr = {0};
de0c62db 883
07ba6af4 884 regs->version = 2;
de0c62db
DK		 885 memset(p, 0, regs->len);
886
887 if (!netif_running(bp->dev))
888 return;
889
4a33bc03
VZ		 890 /* Disable parity attentions as long as following dump may
891 * cause false alarms by reading never written registers. We
892 * will re-enable parity attentions right after the dump.
893 */
07ba6af4
MS		 894
895 /* Disable parity on path 0 */
896 bnx2x_pretend_func(bp, 0);
4a33bc03
VZ		 897 bnx2x_disable_blocks_parity(bp);
898
07ba6af4
MS		 899 /* Disable parity on path 1 */
900 bnx2x_pretend_func(bp, 1);
901 bnx2x_disable_blocks_parity(bp);
f2e0899f 902
07ba6af4
MS		 903 /* Return to current function */
904 bnx2x_pretend_func(bp, BP_ABS_FUNC(bp));
de0c62db 905
07ba6af4
MS		 906 dump_hdr.header_size = (sizeof(struct dump_header) / 4) - 1;
907 dump_hdr.preset = DUMP_ALL_PRESETS;
908 dump_hdr.version = BNX2X_DUMP_VERSION;
909
910 /* dump_meta_data presents OR of CHIP and PATH. */
911 if (CHIP_IS_E1(bp)) {
912 dump_hdr.dump_meta_data = DUMP_CHIP_E1;
913 } else if (CHIP_IS_E1H(bp)) {
914 dump_hdr.dump_meta_data = DUMP_CHIP_E1H;
915 } else if (CHIP_IS_E2(bp)) {
916 dump_hdr.dump_meta_data = DUMP_CHIP_E2 |
917 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
918 } else if (CHIP_IS_E3A0(bp)) {
919 dump_hdr.dump_meta_data = DUMP_CHIP_E3A0 |
920 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
921 } else if (CHIP_IS_E3B0(bp)) {
922 dump_hdr.dump_meta_data = DUMP_CHIP_E3B0 |
923 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
924 }
925
926 memcpy(p, &dump_hdr, sizeof(struct dump_header));
927 p += dump_hdr.header_size + 1;
de0c62db 928
0fea29c1
VZ		 929 /* Actually read the registers */
930 __bnx2x_get_regs(bp, p);
931
07ba6af4
MS		 932 /* Re-enable parity attentions on path 0 */
933 bnx2x_pretend_func(bp, 0);
934 bnx2x_clear_blocks_parity(bp);
935 bnx2x_enable_blocks_parity(bp);
936
937 /* Re-enable parity attentions on path 1 */
938 bnx2x_pretend_func(bp, 1);
4a33bc03 939 bnx2x_clear_blocks_parity(bp);
c9ee9206 940 bnx2x_enable_blocks_parity(bp);
07ba6af4
MS		 941
942 /* Return to current function */
943 bnx2x_pretend_func(bp, BP_ABS_FUNC(bp));
944}
945
946static int bnx2x_get_preset_regs_len(struct net_device *dev, u32 preset)
947{
948 struct bnx2x *bp = netdev_priv(dev);
949 int regdump_len = 0;
950
951 regdump_len = __bnx2x_get_preset_regs_len(bp, preset);
952 regdump_len *= 4;
953 regdump_len += sizeof(struct dump_header);
954
955 return regdump_len;
956}
957
958static int bnx2x_set_dump(struct net_device *dev, struct ethtool_dump *val)
959{
960 struct bnx2x *bp = netdev_priv(dev);
961
962 /* Use the ethtool_dump "flag" field as the dump preset index */
963 bp->dump_preset_idx = val->flag;
964 return 0;
965}
966
967static int bnx2x_get_dump_flag(struct net_device *dev,
968 struct ethtool_dump *dump)
969{
970 struct bnx2x *bp = netdev_priv(dev);
971
972 /* Calculate the requested preset idx length */
973 dump->len = bnx2x_get_preset_regs_len(dev, bp->dump_preset_idx);
974 DP(BNX2X_MSG_ETHTOOL, "Get dump preset %d length=%d\n",
975 bp->dump_preset_idx, dump->len);
976
977 dump->flag = ETHTOOL_GET_DUMP_DATA;
978 return 0;
979}
980
981static int bnx2x_get_dump_data(struct net_device *dev,
982 struct ethtool_dump *dump,
983 void *buffer)
984{
985 u32 *p = buffer;
986 struct bnx2x *bp = netdev_priv(dev);
987 struct dump_header dump_hdr = {0};
988
989 memset(p, 0, dump->len);
990
991 /* Disable parity attentions as long as following dump may
992 * cause false alarms by reading never written registers. We
993 * will re-enable parity attentions right after the dump.
994 */
995
996 /* Disable parity on path 0 */
997 bnx2x_pretend_func(bp, 0);
998 bnx2x_disable_blocks_parity(bp);
999
1000 /* Disable parity on path 1 */
1001 bnx2x_pretend_func(bp, 1);
1002 bnx2x_disable_blocks_parity(bp);
1003
1004 /* Return to current function */
1005 bnx2x_pretend_func(bp, BP_ABS_FUNC(bp));
1006
1007 dump_hdr.header_size = (sizeof(struct dump_header) / 4) - 1;
1008 dump_hdr.preset = bp->dump_preset_idx;
1009 dump_hdr.version = BNX2X_DUMP_VERSION;
1010
1011 DP(BNX2X_MSG_ETHTOOL, "Get dump data of preset %d\n", dump_hdr.preset);
1012
1013 /* dump_meta_data presents OR of CHIP and PATH. */
1014 if (CHIP_IS_E1(bp)) {
1015 dump_hdr.dump_meta_data = DUMP_CHIP_E1;
1016 } else if (CHIP_IS_E1H(bp)) {
1017 dump_hdr.dump_meta_data = DUMP_CHIP_E1H;
1018 } else if (CHIP_IS_E2(bp)) {
1019 dump_hdr.dump_meta_data = DUMP_CHIP_E2 |
1020 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
1021 } else if (CHIP_IS_E3A0(bp)) {
1022 dump_hdr.dump_meta_data = DUMP_CHIP_E3A0 |
1023 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
1024 } else if (CHIP_IS_E3B0(bp)) {
1025 dump_hdr.dump_meta_data = DUMP_CHIP_E3B0 |
1026 (BP_PATH(bp) ? DUMP_PATH_1 : DUMP_PATH_0);
1027 }
1028
1029 memcpy(p, &dump_hdr, sizeof(struct dump_header));
1030 p += dump_hdr.header_size + 1;
1031
1032 /* Actually read the registers */
1033 __bnx2x_get_preset_regs(bp, p, dump_hdr.preset);
1034
1035 /* Re-enable parity attentions on path 0 */
1036 bnx2x_pretend_func(bp, 0);
1037 bnx2x_clear_blocks_parity(bp);
1038 bnx2x_enable_blocks_parity(bp);
1039
1040 /* Re-enable parity attentions on path 1 */
1041 bnx2x_pretend_func(bp, 1);
1042 bnx2x_clear_blocks_parity(bp);
1043 bnx2x_enable_blocks_parity(bp);
1044
1045 /* Return to current function */
1046 bnx2x_pretend_func(bp, BP_ABS_FUNC(bp));
1047
1048 return 0;
de0c62db
DK		 1049}
1050
de0c62db
DK		 1051static void bnx2x_get_drvinfo(struct net_device *dev,
1052 struct ethtool_drvinfo *info)
1053{
1054 struct bnx2x *bp = netdev_priv(dev);
de0c62db 1055
68aad78c
RJ		 1056 strlcpy(info->driver, DRV_MODULE_NAME, sizeof(info->driver));
1057 strlcpy(info->version, DRV_MODULE_VERSION, sizeof(info->version));
de0c62db 1058
8ca5e17e
AE		 1059 bnx2x_fill_fw_str(bp, info->fw_version, sizeof(info->fw_version));
1060
68aad78c 1061 strlcpy(info->bus_info, pci_name(bp->pdev), sizeof(info->bus_info));
de0c62db 1062 info->n_stats = BNX2X_NUM_STATS;
cf2c1df6 1063 info->testinfo_len = BNX2X_NUM_TESTS(bp);
de0c62db
DK		 1064 info->eedump_len = bp->common.flash_size;
1065 info->regdump_len = bnx2x_get_regs_len(dev);
1066}
1067
1068static void bnx2x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
1069{
1070 struct bnx2x *bp = netdev_priv(dev);
1071
1072 if (bp->flags & NO_WOL_FLAG) {
1073 wol->supported = 0;
1074 wol->wolopts = 0;
1075 } else {
1076 wol->supported = WAKE_MAGIC;
1077 if (bp->wol)
1078 wol->wolopts = WAKE_MAGIC;
1079 else
1080 wol->wolopts = 0;
1081 }
1082 memset(&wol->sopass, 0, sizeof(wol->sopass));
1083}
1084
1085static int bnx2x_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
1086{
1087 struct bnx2x *bp = netdev_priv(dev);
1088
51c1a580 1089 if (wol->wolopts & ~WAKE_MAGIC) {
2de67439 1090 DP(BNX2X_MSG_ETHTOOL, "WOL not supported\n");
de0c62db 1091 return -EINVAL;
51c1a580 1092 }
de0c62db
DK		 1093
1094 if (wol->wolopts & WAKE_MAGIC) {
51c1a580 1095 if (bp->flags & NO_WOL_FLAG) {
2de67439 1096 DP(BNX2X_MSG_ETHTOOL, "WOL not supported\n");
de0c62db 1097 return -EINVAL;
51c1a580 1098 }
de0c62db
DK		 1099 bp->wol = 1;
1100 } else
1101 bp->wol = 0;
1102
1103 return 0;
1104}
1105
1106static u32 bnx2x_get_msglevel(struct net_device *dev)
1107{
1108 struct bnx2x *bp = netdev_priv(dev);
1109
1110 return bp->msg_enable;
1111}
1112
1113static void bnx2x_set_msglevel(struct net_device *dev, u32 level)
1114{
1115 struct bnx2x *bp = netdev_priv(dev);
1116
7a25cc73
DK		 1117 if (capable(CAP_NET_ADMIN)) {
1118 /* dump MCP trace */
ad5afc89 1119 if (IS_PF(bp) && (level & BNX2X_MSG_MCP))
7a25cc73 1120 bnx2x_fw_dump_lvl(bp, KERN_INFO);
de0c62db 1121 bp->msg_enable = level;
7a25cc73 1122 }
de0c62db
DK		 1123}
1124
1125static int bnx2x_nway_reset(struct net_device *dev)
1126{
1127 struct bnx2x *bp = netdev_priv(dev);
1128
1129 if (!bp->port.pmf)
1130 return 0;
1131
1132 if (netif_running(dev)) {
1133 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
5d07d868 1134 bnx2x_force_link_reset(bp);
de0c62db
DK		 1135 bnx2x_link_set(bp);
1136 }
1137
1138 return 0;
1139}
1140
1141static u32 bnx2x_get_link(struct net_device *dev)
1142{
1143 struct bnx2x *bp = netdev_priv(dev);
1144
f2e0899f 1145 if (bp->flags & MF_FUNC_DIS || (bp->state != BNX2X_STATE_OPEN))
de0c62db
DK		 1146 return 0;
1147
1148 return bp->link_vars.link_up;
1149}
1150
1151static int bnx2x_get_eeprom_len(struct net_device *dev)
1152{
1153 struct bnx2x *bp = netdev_priv(dev);
1154
1155 return bp->common.flash_size;
1156}
1157
f16da43b
AE		 1158/* Per pf misc lock must be aquired before the per port mcp lock. Otherwise, had
1159 * we done things the other way around, if two pfs from the same port would
1160 * attempt to access nvram at the same time, we could run into a scenario such
1161 * as:
1162 * pf A takes the port lock.
1163 * pf B succeeds in taking the same lock since they are from the same port.
1164 * pf A takes the per pf misc lock. Performs eeprom access.
1165 * pf A finishes. Unlocks the per pf misc lock.
1166 * Pf B takes the lock and proceeds to perform it's own access.
1167 * pf A unlocks the per port lock, while pf B is still working (!).
1168 * mcp takes the per port lock and corrupts pf B's access (and/or has it's own
2de67439 1169 * access corrupted by pf B)
f16da43b 1170 */
de0c62db
DK		 1171static int bnx2x_acquire_nvram_lock(struct bnx2x *bp)
1172{
1173 int port = BP_PORT(bp);
1174 int count, i;
f16da43b
AE		 1175 u32 val;
1176
1177 /* acquire HW lock: protect against other PFs in PF Direct Assignment */
1178 bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_NVRAM);
de0c62db
DK		 1179
1180 /* adjust timeout for emulation/FPGA */
754a2f52 1181 count = BNX2X_NVRAM_TIMEOUT_COUNT;
de0c62db
DK		 1182 if (CHIP_REV_IS_SLOW(bp))
1183 count *= 100;
1184
1185 /* request access to nvram interface */
1186 REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
1187 (MCPR_NVM_SW_ARB_ARB_REQ_SET1 << port));
1188
1189 for (i = 0; i < count*10; i++) {
1190 val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
1191 if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))
1192 break;
1193
1194 udelay(5);
1195 }
1196
1197 if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port))) {
51c1a580
MS		 1198 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1199 "cannot get access to nvram interface\n");
de0c62db
DK		 1200 return -EBUSY;
1201 }
1202
1203 return 0;
1204}
1205
1206static int bnx2x_release_nvram_lock(struct bnx2x *bp)
1207{
1208 int port = BP_PORT(bp);
1209 int count, i;
f16da43b 1210 u32 val;
de0c62db
DK		 1211
1212 /* adjust timeout for emulation/FPGA */
754a2f52 1213 count = BNX2X_NVRAM_TIMEOUT_COUNT;
de0c62db
DK		 1214 if (CHIP_REV_IS_SLOW(bp))
1215 count *= 100;
1216
1217 /* relinquish nvram interface */
1218 REG_WR(bp, MCP_REG_MCPR_NVM_SW_ARB,
1219 (MCPR_NVM_SW_ARB_ARB_REQ_CLR1 << port));
1220
1221 for (i = 0; i < count*10; i++) {
1222 val = REG_RD(bp, MCP_REG_MCPR_NVM_SW_ARB);
1223 if (!(val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)))
1224 break;
1225
1226 udelay(5);
1227 }
1228
1229 if (val & (MCPR_NVM_SW_ARB_ARB_ARB1 << port)) {
51c1a580
MS		 1230 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1231 "cannot free access to nvram interface\n");
de0c62db
DK		 1232 return -EBUSY;
1233 }
1234
f16da43b
AE		 1235 /* release HW lock: protect against other PFs in PF Direct Assignment */
1236 bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_NVRAM);
de0c62db
DK		 1237 return 0;
1238}
1239
1240static void bnx2x_enable_nvram_access(struct bnx2x *bp)
1241{
1242 u32 val;
1243
1244 val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);
1245
1246 /* enable both bits, even on read */
1247 REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
1248 (val | MCPR_NVM_ACCESS_ENABLE_EN |
1249 MCPR_NVM_ACCESS_ENABLE_WR_EN));
1250}
1251
1252static void bnx2x_disable_nvram_access(struct bnx2x *bp)
1253{
1254 u32 val;
1255
1256 val = REG_RD(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE);
1257
1258 /* disable both bits, even after read */
1259 REG_WR(bp, MCP_REG_MCPR_NVM_ACCESS_ENABLE,
1260 (val & ~(MCPR_NVM_ACCESS_ENABLE_EN |
1261 MCPR_NVM_ACCESS_ENABLE_WR_EN)));
1262}
1263
1264static int bnx2x_nvram_read_dword(struct bnx2x *bp, u32 offset, __be32 *ret_val,
1265 u32 cmd_flags)
1266{
1267 int count, i, rc;
1268 u32 val;
1269
1270 /* build the command word */
1271 cmd_flags |= MCPR_NVM_COMMAND_DOIT;
1272
1273 /* need to clear DONE bit separately */
1274 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);
1275
1276 /* address of the NVRAM to read from */
1277 REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
1278 (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));
1279
1280 /* issue a read command */
1281 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);
1282
1283 /* adjust timeout for emulation/FPGA */
754a2f52 1284 count = BNX2X_NVRAM_TIMEOUT_COUNT;
de0c62db
DK		 1285 if (CHIP_REV_IS_SLOW(bp))
1286 count *= 100;
1287
1288 /* wait for completion */
1289 *ret_val = 0;
1290 rc = -EBUSY;
1291 for (i = 0; i < count; i++) {
1292 udelay(5);
1293 val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);
1294
1295 if (val & MCPR_NVM_COMMAND_DONE) {
1296 val = REG_RD(bp, MCP_REG_MCPR_NVM_READ);
1297 /* we read nvram data in cpu order
1298 * but ethtool sees it as an array of bytes
07ba6af4
MS		 1299 * converting to big-endian will do the work
1300 */
de0c62db
DK		 1301 *ret_val = cpu_to_be32(val);
1302 rc = 0;
1303 break;
1304 }
1305 }
51c1a580
MS		 1306 if (rc == -EBUSY)
1307 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1308 "nvram read timeout expired\n");
de0c62db
DK		 1309 return rc;
1310}
1311
1312static int bnx2x_nvram_read(struct bnx2x *bp, u32 offset, u8 *ret_buf,
1313 int buf_size)
1314{
1315 int rc;
1316 u32 cmd_flags;
1317 __be32 val;
1318
1319 if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
51c1a580 1320 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
de0c62db
DK		 1321 "Invalid parameter: offset 0x%x buf_size 0x%x\n",
1322 offset, buf_size);
1323 return -EINVAL;
1324 }
1325
1326 if (offset + buf_size > bp->common.flash_size) {
51c1a580
MS		 1327 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1328 "Invalid parameter: offset (0x%x) + buf_size (0x%x) > flash_size (0x%x)\n",
de0c62db
DK		 1329 offset, buf_size, bp->common.flash_size);
1330 return -EINVAL;
1331 }
1332
1333 /* request access to nvram interface */
1334 rc = bnx2x_acquire_nvram_lock(bp);
1335 if (rc)
1336 return rc;
1337
1338 /* enable access to nvram interface */
1339 bnx2x_enable_nvram_access(bp);
1340
1341 /* read the first word(s) */
1342 cmd_flags = MCPR_NVM_COMMAND_FIRST;
1343 while ((buf_size > sizeof(u32)) && (rc == 0)) {
1344 rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
1345 memcpy(ret_buf, &val, 4);
1346
1347 /* advance to the next dword */
1348 offset += sizeof(u32);
1349 ret_buf += sizeof(u32);
1350 buf_size -= sizeof(u32);
1351 cmd_flags = 0;
1352 }
1353
1354 if (rc == 0) {
1355 cmd_flags |= MCPR_NVM_COMMAND_LAST;
1356 rc = bnx2x_nvram_read_dword(bp, offset, &val, cmd_flags);
1357 memcpy(ret_buf, &val, 4);
1358 }
1359
1360 /* disable access to nvram interface */
1361 bnx2x_disable_nvram_access(bp);
1362 bnx2x_release_nvram_lock(bp);
1363
1364 return rc;
1365}
1366
85640952
DK		 1367static int bnx2x_nvram_read32(struct bnx2x *bp, u32 offset, u32 *buf,
1368 int buf_size)
1369{
1370 int rc;
1371
1372 rc = bnx2x_nvram_read(bp, offset, (u8 *)buf, buf_size);
1373
1374 if (!rc) {
1375 __be32 *be = (__be32 *)buf;
1376
1377 while ((buf_size -= 4) >= 0)
1378 *buf++ = be32_to_cpu(*be++);
1379 }
1380
1381 return rc;
1382}
1383
de0c62db
DK		 1384static int bnx2x_get_eeprom(struct net_device *dev,
1385 struct ethtool_eeprom *eeprom, u8 *eebuf)
1386{
1387 struct bnx2x *bp = netdev_priv(dev);
1388 int rc;
1389
51c1a580
MS		 1390 if (!netif_running(dev)) {
1391 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1392 "cannot access eeprom when the interface is down\n");
de0c62db 1393 return -EAGAIN;
51c1a580 1394 }
de0c62db 1395
51c1a580 1396 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
f1deab50 1397 " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n",
de0c62db
DK		 1398 eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
1399 eeprom->len, eeprom->len);
1400
1401 /* parameters already validated in ethtool_get_eeprom */
1402
1403 rc = bnx2x_nvram_read(bp, eeprom->offset, eebuf, eeprom->len);
1404
1405 return rc;
1406}
1407
24ea818e
YM		 1408static int bnx2x_get_module_eeprom(struct net_device *dev,
1409 struct ethtool_eeprom *ee,
1410 u8 *data)
1411{
1412 struct bnx2x *bp = netdev_priv(dev);
669d6996 1413 int rc = -EINVAL, phy_idx;
24ea818e 1414 u8 *user_data = data;
669d6996 1415 unsigned int start_addr = ee->offset, xfer_size = 0;
24ea818e
YM		 1416
1417 if (!netif_running(dev)) {
1418 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1419 "cannot access eeprom when the interface is down\n");
1420 return -EAGAIN;
1421 }
1422
1423 phy_idx = bnx2x_get_cur_phy_idx(bp);
669d6996
YR		 1424
1425 /* Read A0 section */
1426 if (start_addr < ETH_MODULE_SFF_8079_LEN) {
1427 /* Limit transfer size to the A0 section boundary */
1428 if (start_addr + ee->len > ETH_MODULE_SFF_8079_LEN)
1429 xfer_size = ETH_MODULE_SFF_8079_LEN - start_addr;
1430 else
1431 xfer_size = ee->len;
1432 bnx2x_acquire_phy_lock(bp);
24ea818e
YM		 1433 rc = bnx2x_read_sfp_module_eeprom(&bp->link_params.phy[phy_idx],
1434 &bp->link_params,
669d6996
YR		 1435 I2C_DEV_ADDR_A0,
1436 start_addr,
24ea818e
YM		 1437 xfer_size,
1438 user_data);
669d6996
YR		 1439 bnx2x_release_phy_lock(bp);
1440 if (rc) {
1441 DP(BNX2X_MSG_ETHTOOL, "Failed reading A0 section\n");
1442
1443 return -EINVAL;
1444 }
24ea818e 1445 user_data += xfer_size;
669d6996 1446 start_addr += xfer_size;
24ea818e
YM		 1447 }
1448
669d6996
YR		 1449 /* Read A2 section */
1450 if ((start_addr >= ETH_MODULE_SFF_8079_LEN) &&
1451 (start_addr < ETH_MODULE_SFF_8472_LEN)) {
1452 xfer_size = ee->len - xfer_size;
1453 /* Limit transfer size to the A2 section boundary */
1454 if (start_addr + xfer_size > ETH_MODULE_SFF_8472_LEN)
1455 xfer_size = ETH_MODULE_SFF_8472_LEN - start_addr;
1456 start_addr -= ETH_MODULE_SFF_8079_LEN;
1457 bnx2x_acquire_phy_lock(bp);
1458 rc = bnx2x_read_sfp_module_eeprom(&bp->link_params.phy[phy_idx],
1459 &bp->link_params,
1460 I2C_DEV_ADDR_A2,
1461 start_addr,
1462 xfer_size,
1463 user_data);
1464 bnx2x_release_phy_lock(bp);
1465 if (rc) {
1466 DP(BNX2X_MSG_ETHTOOL, "Failed reading A2 section\n");
1467 return -EINVAL;
1468 }
1469 }
24ea818e
YM		 1470 return rc;
1471}
1472
1473static int bnx2x_get_module_info(struct net_device *dev,
1474 struct ethtool_modinfo *modinfo)
1475{
1476 struct bnx2x *bp = netdev_priv(dev);
669d6996
YR		 1477 int phy_idx, rc;
1478 u8 sff8472_comp, diag_type;
1479
24ea818e 1480 if (!netif_running(dev)) {
669d6996 1481 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
24ea818e
YM		 1482 "cannot access eeprom when the interface is down\n");
1483 return -EAGAIN;
1484 }
24ea818e 1485 phy_idx = bnx2x_get_cur_phy_idx(bp);
669d6996
YR		 1486 bnx2x_acquire_phy_lock(bp);
1487 rc = bnx2x_read_sfp_module_eeprom(&bp->link_params.phy[phy_idx],
1488 &bp->link_params,
1489 I2C_DEV_ADDR_A0,
1490 SFP_EEPROM_SFF_8472_COMP_ADDR,
1491 SFP_EEPROM_SFF_8472_COMP_SIZE,
1492 &sff8472_comp);
1493 bnx2x_release_phy_lock(bp);
1494 if (rc) {
1495 DP(BNX2X_MSG_ETHTOOL, "Failed reading SFF-8472 comp field\n");
1496 return -EINVAL;
1497 }
1498
1499 bnx2x_acquire_phy_lock(bp);
1500 rc = bnx2x_read_sfp_module_eeprom(&bp->link_params.phy[phy_idx],
1501 &bp->link_params,
1502 I2C_DEV_ADDR_A0,
1503 SFP_EEPROM_DIAG_TYPE_ADDR,
1504 SFP_EEPROM_DIAG_TYPE_SIZE,
1505 &diag_type);
1506 bnx2x_release_phy_lock(bp);
1507 if (rc) {
1508 DP(BNX2X_MSG_ETHTOOL, "Failed reading Diag Type field\n");
1509 return -EINVAL;
1510 }
1511
1512 if (!sff8472_comp ||
1513 (diag_type & SFP_EEPROM_DIAG_ADDR_CHANGE_REQ)) {
24ea818e
YM		 1514 modinfo->type = ETH_MODULE_SFF_8079;
1515 modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN;
669d6996
YR		 1516 } else {
1517 modinfo->type = ETH_MODULE_SFF_8472;
1518 modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN;
24ea818e 1519 }
669d6996 1520 return 0;
24ea818e
YM		 1521}
1522
de0c62db
DK		 1523static int bnx2x_nvram_write_dword(struct bnx2x *bp, u32 offset, u32 val,
1524 u32 cmd_flags)
1525{
1526 int count, i, rc;
1527
1528 /* build the command word */
1529 cmd_flags |= MCPR_NVM_COMMAND_DOIT | MCPR_NVM_COMMAND_WR;
1530
1531 /* need to clear DONE bit separately */
1532 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, MCPR_NVM_COMMAND_DONE);
1533
1534 /* write the data */
1535 REG_WR(bp, MCP_REG_MCPR_NVM_WRITE, val);
1536
1537 /* address of the NVRAM to write to */
1538 REG_WR(bp, MCP_REG_MCPR_NVM_ADDR,
1539 (offset & MCPR_NVM_ADDR_NVM_ADDR_VALUE));
1540
1541 /* issue the write command */
1542 REG_WR(bp, MCP_REG_MCPR_NVM_COMMAND, cmd_flags);
1543
1544 /* adjust timeout for emulation/FPGA */
754a2f52 1545 count = BNX2X_NVRAM_TIMEOUT_COUNT;
de0c62db
DK		 1546 if (CHIP_REV_IS_SLOW(bp))
1547 count *= 100;
1548
1549 /* wait for completion */
1550 rc = -EBUSY;
1551 for (i = 0; i < count; i++) {
1552 udelay(5);
1553 val = REG_RD(bp, MCP_REG_MCPR_NVM_COMMAND);
1554 if (val & MCPR_NVM_COMMAND_DONE) {
1555 rc = 0;
1556 break;
1557 }
1558 }
1559
51c1a580
MS		 1560 if (rc == -EBUSY)
1561 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1562 "nvram write timeout expired\n");
de0c62db
DK		 1563 return rc;
1564}
1565
1566#define BYTE_OFFSET(offset) (8 * (offset & 0x03))
1567
1568static int bnx2x_nvram_write1(struct bnx2x *bp, u32 offset, u8 *data_buf,
1569 int buf_size)
1570{
1571 int rc;
30c20b67
DK		 1572 u32 cmd_flags, align_offset, val;
1573 __be32 val_be;
de0c62db
DK		 1574
1575 if (offset + buf_size > bp->common.flash_size) {
51c1a580
MS		 1576 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1577 "Invalid parameter: offset (0x%x) + buf_size (0x%x) > flash_size (0x%x)\n",
de0c62db
DK		 1578 offset, buf_size, bp->common.flash_size);
1579 return -EINVAL;
1580 }
1581
1582 /* request access to nvram interface */
1583 rc = bnx2x_acquire_nvram_lock(bp);
1584 if (rc)
1585 return rc;
1586
1587 /* enable access to nvram interface */
1588 bnx2x_enable_nvram_access(bp);
1589
1590 cmd_flags = (MCPR_NVM_COMMAND_FIRST | MCPR_NVM_COMMAND_LAST);
1591 align_offset = (offset & ~0x03);
30c20b67 1592 rc = bnx2x_nvram_read_dword(bp, align_offset, &val_be, cmd_flags);
de0c62db
DK		 1593
1594 if (rc == 0) {
de0c62db 1595 /* nvram data is returned as an array of bytes
07ba6af4
MS		 1596 * convert it back to cpu order
1597 */
30c20b67
DK		 1598 val = be32_to_cpu(val_be);
1599
1600 val &= ~le32_to_cpu(0xff << BYTE_OFFSET(offset));
1601 val |= le32_to_cpu(*data_buf << BYTE_OFFSET(offset));
de0c62db
DK		 1602
1603 rc = bnx2x_nvram_write_dword(bp, align_offset, val,
1604 cmd_flags);
1605 }
1606
1607 /* disable access to nvram interface */
1608 bnx2x_disable_nvram_access(bp);
1609 bnx2x_release_nvram_lock(bp);
1610
1611 return rc;
1612}
1613
1614static int bnx2x_nvram_write(struct bnx2x *bp, u32 offset, u8 *data_buf,
1615 int buf_size)
1616{
1617 int rc;
1618 u32 cmd_flags;
1619 u32 val;
1620 u32 written_so_far;
1621
1622 if (buf_size == 1) /* ethtool */
1623 return bnx2x_nvram_write1(bp, offset, data_buf, buf_size);
1624
1625 if ((offset & 0x03) || (buf_size & 0x03) || (buf_size == 0)) {
51c1a580 1626 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
de0c62db
DK		 1627 "Invalid parameter: offset 0x%x buf_size 0x%x\n",
1628 offset, buf_size);
1629 return -EINVAL;
1630 }
1631
1632 if (offset + buf_size > bp->common.flash_size) {
51c1a580
MS		 1633 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1634 "Invalid parameter: offset (0x%x) + buf_size (0x%x) > flash_size (0x%x)\n",
de0c62db
DK		 1635 offset, buf_size, bp->common.flash_size);
1636 return -EINVAL;
1637 }
1638
1639 /* request access to nvram interface */
1640 rc = bnx2x_acquire_nvram_lock(bp);
1641 if (rc)
1642 return rc;
1643
1644 /* enable access to nvram interface */
1645 bnx2x_enable_nvram_access(bp);
1646
1647 written_so_far = 0;
1648 cmd_flags = MCPR_NVM_COMMAND_FIRST;
1649 while ((written_so_far < buf_size) && (rc == 0)) {
1650 if (written_so_far == (buf_size - sizeof(u32)))
1651 cmd_flags |= MCPR_NVM_COMMAND_LAST;
754a2f52 1652 else if (((offset + 4) % BNX2X_NVRAM_PAGE_SIZE) == 0)
de0c62db 1653 cmd_flags |= MCPR_NVM_COMMAND_LAST;
754a2f52 1654 else if ((offset % BNX2X_NVRAM_PAGE_SIZE) == 0)
de0c62db
DK		 1655 cmd_flags |= MCPR_NVM_COMMAND_FIRST;
1656
1657 memcpy(&val, data_buf, 4);
1658
1659 rc = bnx2x_nvram_write_dword(bp, offset, val, cmd_flags);
1660
1661 /* advance to the next dword */
1662 offset += sizeof(u32);
1663 data_buf += sizeof(u32);
1664 written_so_far += sizeof(u32);
1665 cmd_flags = 0;
1666 }
1667
1668 /* disable access to nvram interface */
1669 bnx2x_disable_nvram_access(bp);
1670 bnx2x_release_nvram_lock(bp);
1671
1672 return rc;
1673}
1674
1675static int bnx2x_set_eeprom(struct net_device *dev,
1676 struct ethtool_eeprom *eeprom, u8 *eebuf)
1677{
1678 struct bnx2x *bp = netdev_priv(dev);
1679 int port = BP_PORT(bp);
1680 int rc = 0;
e10bc84d 1681 u32 ext_phy_config;
51c1a580
MS		 1682 if (!netif_running(dev)) {
1683 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1684 "cannot access eeprom when the interface is down\n");
de0c62db 1685 return -EAGAIN;
51c1a580 1686 }
de0c62db 1687
51c1a580 1688 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "ethtool_eeprom: cmd %d\n"
f1deab50 1689 " magic 0x%x offset 0x%x (%d) len 0x%x (%d)\n",
de0c62db
DK		 1690 eeprom->cmd, eeprom->magic, eeprom->offset, eeprom->offset,
1691 eeprom->len, eeprom->len);
1692
1693 /* parameters already validated in ethtool_set_eeprom */
1694
1695 /* PHY eeprom can be accessed only by the PMF */
1696 if ((eeprom->magic >= 0x50485900) && (eeprom->magic <= 0x504859FF) &&
51c1a580
MS		 1697 !bp->port.pmf) {
1698 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
1699 "wrong magic or interface is not pmf\n");
de0c62db 1700 return -EINVAL;
51c1a580 1701 }
de0c62db 1702
e10bc84d
YR		 1703 ext_phy_config =
1704 SHMEM_RD(bp,
1705 dev_info.port_hw_config[port].external_phy_config);
1706
de0c62db
DK		 1707 if (eeprom->magic == 0x50485950) {
1708 /* 'PHYP' (0x50485950): prepare phy for FW upgrade */
1709 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1710
1711 bnx2x_acquire_phy_lock(bp);
1712 rc |= bnx2x_link_reset(&bp->link_params,
1713 &bp->link_vars, 0);
e10bc84d 1714 if (XGXS_EXT_PHY_TYPE(ext_phy_config) ==
de0c62db
DK		 1715 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101)
1716 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
1717 MISC_REGISTERS_GPIO_HIGH, port);
1718 bnx2x_release_phy_lock(bp);
1719 bnx2x_link_report(bp);
1720
1721 } else if (eeprom->magic == 0x50485952) {
1722 /* 'PHYR' (0x50485952): re-init link after FW upgrade */
1723 if (bp->state == BNX2X_STATE_OPEN) {
1724 bnx2x_acquire_phy_lock(bp);
1725 rc |= bnx2x_link_reset(&bp->link_params,
1726 &bp->link_vars, 1);
1727
1728 rc |= bnx2x_phy_init(&bp->link_params,
1729 &bp->link_vars);
1730 bnx2x_release_phy_lock(bp);
1731 bnx2x_calc_fc_adv(bp);
1732 }
1733 } else if (eeprom->magic == 0x53985943) {
1734 /* 'PHYC' (0x53985943): PHY FW upgrade completed */
e10bc84d 1735 if (XGXS_EXT_PHY_TYPE(ext_phy_config) ==
de0c62db 1736 PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101) {
de0c62db
DK		 1737
1738 /* DSP Remove Download Mode */
1739 bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0,
1740 MISC_REGISTERS_GPIO_LOW, port);
1741
1742 bnx2x_acquire_phy_lock(bp);
1743
e10bc84d
YR		 1744 bnx2x_sfx7101_sp_sw_reset(bp,
1745 &bp->link_params.phy[EXT_PHY1]);
de0c62db
DK		 1746
1747 /* wait 0.5 sec to allow it to run */
1748 msleep(500);
1749 bnx2x_ext_phy_hw_reset(bp, port);
1750 msleep(500);
1751 bnx2x_release_phy_lock(bp);
1752 }
1753 } else
1754 rc = bnx2x_nvram_write(bp, eeprom->offset, eebuf, eeprom->len);
1755
1756 return rc;
1757}
f85582f8 1758
de0c62db
DK		 1759static int bnx2x_get_coalesce(struct net_device *dev,
1760 struct ethtool_coalesce *coal)
1761{
1762 struct bnx2x *bp = netdev_priv(dev);
1763
1764 memset(coal, 0, sizeof(struct ethtool_coalesce));
1765
1766 coal->rx_coalesce_usecs = bp->rx_ticks;
1767 coal->tx_coalesce_usecs = bp->tx_ticks;
1768
1769 return 0;
1770}
1771
1772static int bnx2x_set_coalesce(struct net_device *dev,
1773 struct ethtool_coalesce *coal)
1774{
1775 struct bnx2x *bp = netdev_priv(dev);
1776
1777 bp->rx_ticks = (u16)coal->rx_coalesce_usecs;
1778 if (bp->rx_ticks > BNX2X_MAX_COALESCE_TOUT)
1779 bp->rx_ticks = BNX2X_MAX_COALESCE_TOUT;
1780
1781 bp->tx_ticks = (u16)coal->tx_coalesce_usecs;
1782 if (bp->tx_ticks > BNX2X_MAX_COALESCE_TOUT)
1783 bp->tx_ticks = BNX2X_MAX_COALESCE_TOUT;
1784
1785 if (netif_running(dev))
1786 bnx2x_update_coalesce(bp);
1787
1788 return 0;
1789}
1790
1791static void bnx2x_get_ringparam(struct net_device *dev,
1792 struct ethtool_ringparam *ering)
1793{
1794 struct bnx2x *bp = netdev_priv(dev);
1795
1796 ering->rx_max_pending = MAX_RX_AVAIL;
de0c62db 1797
25141580
DK		 1798 if (bp->rx_ring_size)
1799 ering->rx_pending = bp->rx_ring_size;
1800 else
c2188952 1801 ering->rx_pending = MAX_RX_AVAIL;
25141580 1802
a3348722 1803 ering->tx_max_pending = IS_MF_FCOE_AFEX(bp) ? 0 : MAX_TX_AVAIL;
de0c62db
DK		 1804 ering->tx_pending = bp->tx_ring_size;
1805}
1806
1807static int bnx2x_set_ringparam(struct net_device *dev,
1808 struct ethtool_ringparam *ering)
1809{
1810 struct bnx2x *bp = netdev_priv(dev);
de0c62db 1811
04c46736
YM		 1812 DP(BNX2X_MSG_ETHTOOL,
1813 "set ring params command parameters: rx_pending = %d, tx_pending = %d\n",
1814 ering->rx_pending, ering->tx_pending);
1815
de0c62db 1816 if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
51c1a580
MS		 1817 DP(BNX2X_MSG_ETHTOOL,
1818 "Handling parity error recovery. Try again later\n");
de0c62db
DK		 1819 return -EAGAIN;
1820 }
1821
1822 if ((ering->rx_pending > MAX_RX_AVAIL) ||
b3b83c3f
DK		 1823 (ering->rx_pending < (bp->disable_tpa ? MIN_RX_SIZE_NONTPA :
1824 MIN_RX_SIZE_TPA)) ||
a3348722 1825 (ering->tx_pending > (IS_MF_FCOE_AFEX(bp) ? 0 : MAX_TX_AVAIL)) ||
51c1a580
MS		 1826 (ering->tx_pending <= MAX_SKB_FRAGS + 4)) {
1827 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
de0c62db 1828 return -EINVAL;
51c1a580 1829 }
de0c62db
DK		 1830
1831 bp->rx_ring_size = ering->rx_pending;
1832 bp->tx_ring_size = ering->tx_pending;
1833
a9fccec7 1834 return bnx2x_reload_if_running(dev);
de0c62db
DK		 1835}
1836
1837static void bnx2x_get_pauseparam(struct net_device *dev,
1838 struct ethtool_pauseparam *epause)
1839{
1840 struct bnx2x *bp = netdev_priv(dev);
a22f0788 1841 int cfg_idx = bnx2x_get_link_cfg_idx(bp);
9e7e8399
MY		 1842 int cfg_reg;
1843
a22f0788
YR		 1844 epause->autoneg = (bp->link_params.req_flow_ctrl[cfg_idx] ==
1845 BNX2X_FLOW_CTRL_AUTO);
de0c62db 1846
9e7e8399 1847 if (!epause->autoneg)
241fb5d2 1848 cfg_reg = bp->link_params.req_flow_ctrl[cfg_idx];
9e7e8399
MY		 1849 else
1850 cfg_reg = bp->link_params.req_fc_auto_adv;
1851
1852 epause->rx_pause = ((cfg_reg & BNX2X_FLOW_CTRL_RX) ==
de0c62db 1853 BNX2X_FLOW_CTRL_RX);
9e7e8399 1854 epause->tx_pause = ((cfg_reg & BNX2X_FLOW_CTRL_TX) ==
de0c62db
DK		 1855 BNX2X_FLOW_CTRL_TX);
1856
51c1a580 1857 DP(BNX2X_MSG_ETHTOOL, "ethtool_pauseparam: cmd %d\n"
f1deab50 1858 " autoneg %d rx_pause %d tx_pause %d\n",
de0c62db
DK		 1859 epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);
1860}
1861
1862static int bnx2x_set_pauseparam(struct net_device *dev,
1863 struct ethtool_pauseparam *epause)
1864{
1865 struct bnx2x *bp = netdev_priv(dev);
a22f0788 1866 u32 cfg_idx = bnx2x_get_link_cfg_idx(bp);
fb3bff17 1867 if (IS_MF(bp))
de0c62db
DK		 1868 return 0;
1869
51c1a580 1870 DP(BNX2X_MSG_ETHTOOL, "ethtool_pauseparam: cmd %d\n"
f1deab50 1871 " autoneg %d rx_pause %d tx_pause %d\n",
de0c62db
DK		 1872 epause->cmd, epause->autoneg, epause->rx_pause, epause->tx_pause);
1873
a22f0788 1874 bp->link_params.req_flow_ctrl[cfg_idx] = BNX2X_FLOW_CTRL_AUTO;
de0c62db
DK		 1875
1876 if (epause->rx_pause)
a22f0788 1877 bp->link_params.req_flow_ctrl[cfg_idx] |= BNX2X_FLOW_CTRL_RX;
de0c62db
DK		 1878
1879 if (epause->tx_pause)
a22f0788 1880 bp->link_params.req_flow_ctrl[cfg_idx] |= BNX2X_FLOW_CTRL_TX;
de0c62db 1881
a22f0788
YR		 1882 if (bp->link_params.req_flow_ctrl[cfg_idx] == BNX2X_FLOW_CTRL_AUTO)
1883 bp->link_params.req_flow_ctrl[cfg_idx] = BNX2X_FLOW_CTRL_NONE;
de0c62db
DK		 1884
1885 if (epause->autoneg) {
a22f0788 1886 if (!(bp->port.supported[cfg_idx] & SUPPORTED_Autoneg)) {
51c1a580 1887 DP(BNX2X_MSG_ETHTOOL, "autoneg not supported\n");
de0c62db
DK		 1888 return -EINVAL;
1889 }
1890
a22f0788
YR		 1891 if (bp->link_params.req_line_speed[cfg_idx] == SPEED_AUTO_NEG) {
1892 bp->link_params.req_flow_ctrl[cfg_idx] =
1893 BNX2X_FLOW_CTRL_AUTO;
1894 }
5cd75f0c
YR		 1895 bp->link_params.req_fc_auto_adv = BNX2X_FLOW_CTRL_NONE;
1896 if (epause->rx_pause)
1897 bp->link_params.req_fc_auto_adv |= BNX2X_FLOW_CTRL_RX;
1898
1899 if (epause->tx_pause)
1900 bp->link_params.req_fc_auto_adv |= BNX2X_FLOW_CTRL_TX;
de0c62db
DK		 1901 }
1902
51c1a580 1903 DP(BNX2X_MSG_ETHTOOL,
a22f0788 1904 "req_flow_ctrl 0x%x\n", bp->link_params.req_flow_ctrl[cfg_idx]);
de0c62db
DK		 1905
1906 if (netif_running(dev)) {
1907 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
1908 bnx2x_link_set(bp);
1909 }
1910
1911 return 0;
1912}
1913
5889335c 1914static const char bnx2x_tests_str_arr[BNX2X_NUM_TESTS_SF][ETH_GSTRING_LEN] = {
cf2c1df6
MS		 1915 "register_test (offline) ",
1916 "memory_test (offline) ",
1917 "int_loopback_test (offline)",
1918 "ext_loopback_test (offline)",
1919 "nvram_test (online) ",
1920 "interrupt_test (online) ",
1921 "link_test (online) "
de0c62db
DK		 1922};
1923
e9939c80
YM		 1924static u32 bnx2x_eee_to_adv(u32 eee_adv)
1925{
1926 u32 modes = 0;
1927
1928 if (eee_adv & SHMEM_EEE_100M_ADV)
1929 modes |= ADVERTISED_100baseT_Full;
1930 if (eee_adv & SHMEM_EEE_1G_ADV)
1931 modes |= ADVERTISED_1000baseT_Full;
1932 if (eee_adv & SHMEM_EEE_10G_ADV)
1933 modes |= ADVERTISED_10000baseT_Full;
1934
1935 return modes;
1936}
1937
1938static u32 bnx2x_adv_to_eee(u32 modes, u32 shift)
1939{
1940 u32 eee_adv = 0;
1941 if (modes & ADVERTISED_100baseT_Full)
1942 eee_adv |= SHMEM_EEE_100M_ADV;
1943 if (modes & ADVERTISED_1000baseT_Full)
1944 eee_adv |= SHMEM_EEE_1G_ADV;
1945 if (modes & ADVERTISED_10000baseT_Full)
1946 eee_adv |= SHMEM_EEE_10G_ADV;
1947
1948 return eee_adv << shift;
1949}
1950
1951static int bnx2x_get_eee(struct net_device *dev, struct ethtool_eee *edata)
1952{
1953 struct bnx2x *bp = netdev_priv(dev);
1954 u32 eee_cfg;
1955
1956 if (!SHMEM2_HAS(bp, eee_status[BP_PORT(bp)])) {
1957 DP(BNX2X_MSG_ETHTOOL, "BC Version does not support EEE\n");
1958 return -EOPNOTSUPP;
1959 }
1960
08e9acc2 1961 eee_cfg = bp->link_vars.eee_status;
e9939c80
YM		 1962
1963 edata->supported =
1964 bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_SUPPORTED_MASK) >>
1965 SHMEM_EEE_SUPPORTED_SHIFT);
1966
1967 edata->advertised =
1968 bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_ADV_STATUS_MASK) >>
1969 SHMEM_EEE_ADV_STATUS_SHIFT);
1970 edata->lp_advertised =
1971 bnx2x_eee_to_adv((eee_cfg & SHMEM_EEE_LP_ADV_STATUS_MASK) >>
1972 SHMEM_EEE_LP_ADV_STATUS_SHIFT);
1973
1974 /* SHMEM value is in 16u units --> Convert to 1u units. */
1975 edata->tx_lpi_timer = (eee_cfg & SHMEM_EEE_TIMER_MASK) << 4;
1976
1977 edata->eee_enabled = (eee_cfg & SHMEM_EEE_REQUESTED_BIT) ? 1 : 0;
1978 edata->eee_active = (eee_cfg & SHMEM_EEE_ACTIVE_BIT) ? 1 : 0;
1979 edata->tx_lpi_enabled = (eee_cfg & SHMEM_EEE_LPI_REQUESTED_BIT) ? 1 : 0;
1980
1981 return 0;
1982}
1983
1984static int bnx2x_set_eee(struct net_device *dev, struct ethtool_eee *edata)
1985{
1986 struct bnx2x *bp = netdev_priv(dev);
1987 u32 eee_cfg;
1988 u32 advertised;
1989
1990 if (IS_MF(bp))
1991 return 0;
1992
1993 if (!SHMEM2_HAS(bp, eee_status[BP_PORT(bp)])) {
1994 DP(BNX2X_MSG_ETHTOOL, "BC Version does not support EEE\n");
1995 return -EOPNOTSUPP;
1996 }
1997
08e9acc2 1998 eee_cfg = bp->link_vars.eee_status;
e9939c80
YM		 1999
2000 if (!(eee_cfg & SHMEM_EEE_SUPPORTED_MASK)) {
2001 DP(BNX2X_MSG_ETHTOOL, "Board does not support EEE!\n");
2002 return -EOPNOTSUPP;
2003 }
2004
2005 advertised = bnx2x_adv_to_eee(edata->advertised,
2006 SHMEM_EEE_ADV_STATUS_SHIFT);
2007 if ((advertised != (eee_cfg & SHMEM_EEE_ADV_STATUS_MASK))) {
2008 DP(BNX2X_MSG_ETHTOOL,
efc7ce03 2009 "Direct manipulation of EEE advertisement is not supported\n");
e9939c80
YM		 2010 return -EINVAL;
2011 }
2012
2013 if (edata->tx_lpi_timer > EEE_MODE_TIMER_MASK) {
2014 DP(BNX2X_MSG_ETHTOOL,
2015 "Maximal Tx Lpi timer supported is %x(u)\n",
2016 EEE_MODE_TIMER_MASK);
2017 return -EINVAL;
2018 }
2019 if (edata->tx_lpi_enabled &&
2020 (edata->tx_lpi_timer < EEE_MODE_NVRAM_AGGRESSIVE_TIME)) {
2021 DP(BNX2X_MSG_ETHTOOL,
2022 "Minimal Tx Lpi timer supported is %d(u)\n",
2023 EEE_MODE_NVRAM_AGGRESSIVE_TIME);
2024 return -EINVAL;
2025 }
2026
2027 /* All is well; Apply changes*/
2028 if (edata->eee_enabled)
2029 bp->link_params.eee_mode |= EEE_MODE_ADV_LPI;
2030 else
2031 bp->link_params.eee_mode &= ~EEE_MODE_ADV_LPI;
2032
2033 if (edata->tx_lpi_enabled)
2034 bp->link_params.eee_mode |= EEE_MODE_ENABLE_LPI;
2035 else
2036 bp->link_params.eee_mode &= ~EEE_MODE_ENABLE_LPI;
2037
2038 bp->link_params.eee_mode &= ~EEE_MODE_TIMER_MASK;
2039 bp->link_params.eee_mode |= (edata->tx_lpi_timer &
2040 EEE_MODE_TIMER_MASK) |
2041 EEE_MODE_OVERRIDE_NVRAM |
2042 EEE_MODE_OUTPUT_TIME;
2043
2044 /* Restart link to propogate changes */
2045 if (netif_running(dev)) {
2046 bnx2x_stats_handle(bp, STATS_EVENT_STOP);
5d07d868 2047 bnx2x_force_link_reset(bp);
e9939c80
YM		 2048 bnx2x_link_set(bp);
2049 }
2050
2051 return 0;
2052}
2053
619c5cb6
VZ		 2054enum {
2055 BNX2X_CHIP_E1_OFST = 0,
2056 BNX2X_CHIP_E1H_OFST,
2057 BNX2X_CHIP_E2_OFST,
2058 BNX2X_CHIP_E3_OFST,
2059 BNX2X_CHIP_E3B0_OFST,
2060 BNX2X_CHIP_MAX_OFST
2061};
2062
2063#define BNX2X_CHIP_MASK_E1 (1 << BNX2X_CHIP_E1_OFST)
2064#define BNX2X_CHIP_MASK_E1H (1 << BNX2X_CHIP_E1H_OFST)
2065#define BNX2X_CHIP_MASK_E2 (1 << BNX2X_CHIP_E2_OFST)
2066#define BNX2X_CHIP_MASK_E3 (1 << BNX2X_CHIP_E3_OFST)
2067#define BNX2X_CHIP_MASK_E3B0 (1 << BNX2X_CHIP_E3B0_OFST)
2068
2069#define BNX2X_CHIP_MASK_ALL ((1 << BNX2X_CHIP_MAX_OFST) - 1)
2070#define BNX2X_CHIP_MASK_E1X (BNX2X_CHIP_MASK_E1 | BNX2X_CHIP_MASK_E1H)
2071
de0c62db
DK		 2072static int bnx2x_test_registers(struct bnx2x *bp)
2073{
2074 int idx, i, rc = -ENODEV;
619c5cb6 2075 u32 wr_val = 0, hw;
de0c62db
DK		 2076 int port = BP_PORT(bp);
2077 static const struct {
619c5cb6 2078 u32 hw;
de0c62db
DK		 2079 u32 offset0;
2080 u32 offset1;
2081 u32 mask;
2082 } reg_tbl[] = {
619c5cb6
VZ		 2083/* 0 */ { BNX2X_CHIP_MASK_ALL,
2084 BRB1_REG_PAUSE_LOW_THRESHOLD_0, 4, 0x000003ff },
2085 { BNX2X_CHIP_MASK_ALL,
2086 DORQ_REG_DB_ADDR0, 4, 0xffffffff },
2087 { BNX2X_CHIP_MASK_E1X,
2088 HC_REG_AGG_INT_0, 4, 0x000003ff },
2089 { BNX2X_CHIP_MASK_ALL,
2090 PBF_REG_MAC_IF0_ENABLE, 4, 0x00000001 },
2091 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2 | BNX2X_CHIP_MASK_E3,
2092 PBF_REG_P0_INIT_CRD, 4, 0x000007ff },
2093 { BNX2X_CHIP_MASK_E3B0,
2094 PBF_REG_INIT_CRD_Q0, 4, 0x000007ff },
2095 { BNX2X_CHIP_MASK_ALL,
2096 PRS_REG_CID_PORT_0, 4, 0x00ffffff },
2097 { BNX2X_CHIP_MASK_ALL,
2098 PXP2_REG_PSWRQ_CDU0_L2P, 4, 0x000fffff },
2099 { BNX2X_CHIP_MASK_ALL,
2100 PXP2_REG_RQ_CDU0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
2101 { BNX2X_CHIP_MASK_ALL,
2102 PXP2_REG_PSWRQ_TM0_L2P, 4, 0x000fffff },
2103/* 10 */ { BNX2X_CHIP_MASK_ALL,
2104 PXP2_REG_RQ_USDM0_EFIRST_MEM_ADDR, 8, 0x0003ffff },
2105 { BNX2X_CHIP_MASK_ALL,
2106 PXP2_REG_PSWRQ_TSDM0_L2P, 4, 0x000fffff },
2107 { BNX2X_CHIP_MASK_ALL,
2108 QM_REG_CONNNUM_0, 4, 0x000fffff },
2109 { BNX2X_CHIP_MASK_ALL,
2110 TM_REG_LIN0_MAX_ACTIVE_CID, 4, 0x0003ffff },
2111 { BNX2X_CHIP_MASK_ALL,
2112 SRC_REG_KEYRSS0_0, 40, 0xffffffff },
2113 { BNX2X_CHIP_MASK_ALL,
2114 SRC_REG_KEYRSS0_7, 40, 0xffffffff },
2115 { BNX2X_CHIP_MASK_ALL,
2116 XCM_REG_WU_DA_SET_TMR_CNT_FLG_CMD00, 4, 0x00000001 },
2117 { BNX2X_CHIP_MASK_ALL,
2118 XCM_REG_WU_DA_CNT_CMD00, 4, 0x00000003 },
2119 { BNX2X_CHIP_MASK_ALL,
2120 XCM_REG_GLB_DEL_ACK_MAX_CNT_0, 4, 0x000000ff },
2121 { BNX2X_CHIP_MASK_ALL,
2122 NIG_REG_LLH0_T_BIT, 4, 0x00000001 },
2123/* 20 */ { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2124 NIG_REG_EMAC0_IN_EN, 4, 0x00000001 },
2125 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2126 NIG_REG_BMAC0_IN_EN, 4, 0x00000001 },
2127 { BNX2X_CHIP_MASK_ALL,
2128 NIG_REG_XCM0_OUT_EN, 4, 0x00000001 },
2129 { BNX2X_CHIP_MASK_ALL,
2130 NIG_REG_BRB0_OUT_EN, 4, 0x00000001 },
2131 { BNX2X_CHIP_MASK_ALL,
2132 NIG_REG_LLH0_XCM_MASK, 4, 0x00000007 },
2133 { BNX2X_CHIP_MASK_ALL,
2134 NIG_REG_LLH0_ACPI_PAT_6_LEN, 68, 0x000000ff },
2135 { BNX2X_CHIP_MASK_ALL,
2136 NIG_REG_LLH0_ACPI_PAT_0_CRC, 68, 0xffffffff },
2137 { BNX2X_CHIP_MASK_ALL,
2138 NIG_REG_LLH0_DEST_MAC_0_0, 160, 0xffffffff },
2139 { BNX2X_CHIP_MASK_ALL,
2140 NIG_REG_LLH0_DEST_IP_0_1, 160, 0xffffffff },
2141 { BNX2X_CHIP_MASK_ALL,
2142 NIG_REG_LLH0_IPV4_IPV6_0, 160, 0x00000001 },
2143/* 30 */ { BNX2X_CHIP_MASK_ALL,
2144 NIG_REG_LLH0_DEST_UDP_0, 160, 0x0000ffff },
2145 { BNX2X_CHIP_MASK_ALL,
2146 NIG_REG_LLH0_DEST_TCP_0, 160, 0x0000ffff },
2147 { BNX2X_CHIP_MASK_ALL,
2148 NIG_REG_LLH0_VLAN_ID_0, 160, 0x00000fff },
2149 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2150 NIG_REG_XGXS_SERDES0_MODE_SEL, 4, 0x00000001 },
2151 { BNX2X_CHIP_MASK_ALL,
2152 NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0, 4, 0x00000001},
2153 { BNX2X_CHIP_MASK_ALL,
2154 NIG_REG_STATUS_INTERRUPT_PORT0, 4, 0x07ffffff },
2155 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2156 NIG_REG_XGXS0_CTRL_EXTREMOTEMDIOST, 24, 0x00000001 },
2157 { BNX2X_CHIP_MASK_E1X | BNX2X_CHIP_MASK_E2,
2158 NIG_REG_SERDES0_CTRL_PHY_ADDR, 16, 0x0000001f },
2159
2160 { BNX2X_CHIP_MASK_ALL, 0xffffffff, 0, 0x00000000 }
de0c62db
DK		 2161 };
2162
51c1a580
MS		 2163 if (!netif_running(bp->dev)) {
2164 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2165 "cannot access eeprom when the interface is down\n");
de0c62db 2166 return rc;
51c1a580 2167 }
de0c62db 2168
619c5cb6
VZ		 2169 if (CHIP_IS_E1(bp))
2170 hw = BNX2X_CHIP_MASK_E1;
2171 else if (CHIP_IS_E1H(bp))
2172 hw = BNX2X_CHIP_MASK_E1H;
2173 else if (CHIP_IS_E2(bp))
2174 hw = BNX2X_CHIP_MASK_E2;
2175 else if (CHIP_IS_E3B0(bp))
2176 hw = BNX2X_CHIP_MASK_E3B0;
2177 else /* e3 A0 */
2178 hw = BNX2X_CHIP_MASK_E3;
2179
de0c62db 2180 /* Repeat the test twice:
07ba6af4
MS		 2181 * First by writing 0x00000000, second by writing 0xffffffff
2182 */
de0c62db
DK		 2183 for (idx = 0; idx < 2; idx++) {
2184
2185 switch (idx) {
2186 case 0:
2187 wr_val = 0;
2188 break;
2189 case 1:
2190 wr_val = 0xffffffff;
2191 break;
2192 }
2193
2194 for (i = 0; reg_tbl[i].offset0 != 0xffffffff; i++) {
2195 u32 offset, mask, save_val, val;
619c5cb6 2196 if (!(hw & reg_tbl[i].hw))
f2e0899f 2197 continue;
de0c62db
DK		 2198
2199 offset = reg_tbl[i].offset0 + port*reg_tbl[i].offset1;
2200 mask = reg_tbl[i].mask;
2201
2202 save_val = REG_RD(bp, offset);
2203
ec6ba945 2204 REG_WR(bp, offset, wr_val & mask);
f85582f8 2205
de0c62db
DK		 2206 val = REG_RD(bp, offset);
2207
2208 /* Restore the original register's value */
2209 REG_WR(bp, offset, save_val);
2210
2211 /* verify value is as expected */
2212 if ((val & mask) != (wr_val & mask)) {
51c1a580 2213 DP(BNX2X_MSG_ETHTOOL,
de0c62db
DK		 2214 "offset 0x%x: val 0x%x != 0x%x mask 0x%x\n",
2215 offset, val, wr_val, mask);
2216 goto test_reg_exit;
2217 }
2218 }
2219 }
2220
2221 rc = 0;
2222
2223test_reg_exit:
2224 return rc;
2225}
2226
2227static int bnx2x_test_memory(struct bnx2x *bp)
2228{
2229 int i, j, rc = -ENODEV;
619c5cb6 2230 u32 val, index;
de0c62db
DK		 2231 static const struct {
2232 u32 offset;
2233 int size;
2234 } mem_tbl[] = {
2235 { CCM_REG_XX_DESCR_TABLE, CCM_REG_XX_DESCR_TABLE_SIZE },
2236 { CFC_REG_ACTIVITY_COUNTER, CFC_REG_ACTIVITY_COUNTER_SIZE },
2237 { CFC_REG_LINK_LIST, CFC_REG_LINK_LIST_SIZE },
2238 { DMAE_REG_CMD_MEM, DMAE_REG_CMD_MEM_SIZE },
2239 { TCM_REG_XX_DESCR_TABLE, TCM_REG_XX_DESCR_TABLE_SIZE },
2240 { UCM_REG_XX_DESCR_TABLE, UCM_REG_XX_DESCR_TABLE_SIZE },
2241 { XCM_REG_XX_DESCR_TABLE, XCM_REG_XX_DESCR_TABLE_SIZE },
2242
2243 { 0xffffffff, 0 }
2244 };
619c5cb6 2245
de0c62db
DK		 2246 static const struct {
2247 char *name;
2248 u32 offset;
619c5cb6 2249 u32 hw_mask[BNX2X_CHIP_MAX_OFST];
de0c62db 2250 } prty_tbl[] = {
619c5cb6
VZ		 2251 { "CCM_PRTY_STS", CCM_REG_CCM_PRTY_STS,
2252 {0x3ffc0, 0, 0, 0} },
2253 { "CFC_PRTY_STS", CFC_REG_CFC_PRTY_STS,
2254 {0x2, 0x2, 0, 0} },
2255 { "DMAE_PRTY_STS", DMAE_REG_DMAE_PRTY_STS,
2256 {0, 0, 0, 0} },
2257 { "TCM_PRTY_STS", TCM_REG_TCM_PRTY_STS,
2258 {0x3ffc0, 0, 0, 0} },
2259 { "UCM_PRTY_STS", UCM_REG_UCM_PRTY_STS,
2260 {0x3ffc0, 0, 0, 0} },
2261 { "XCM_PRTY_STS", XCM_REG_XCM_PRTY_STS,
2262 {0x3ffc1, 0, 0, 0} },
2263
2264 { NULL, 0xffffffff, {0, 0, 0, 0} }
de0c62db
DK		 2265 };
2266
51c1a580
MS		 2267 if (!netif_running(bp->dev)) {
2268 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2269 "cannot access eeprom when the interface is down\n");
de0c62db 2270 return rc;
51c1a580 2271 }
de0c62db 2272
619c5cb6
VZ		 2273 if (CHIP_IS_E1(bp))
2274 index = BNX2X_CHIP_E1_OFST;
2275 else if (CHIP_IS_E1H(bp))
2276 index = BNX2X_CHIP_E1H_OFST;
2277 else if (CHIP_IS_E2(bp))
2278 index = BNX2X_CHIP_E2_OFST;
2279 else /* e3 */
2280 index = BNX2X_CHIP_E3_OFST;
2281
f2e0899f
DK		 2282 /* pre-Check the parity status */
2283 for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) {
2284 val = REG_RD(bp, prty_tbl[i].offset);
619c5cb6 2285 if (val & ~(prty_tbl[i].hw_mask[index])) {
51c1a580 2286 DP(BNX2X_MSG_ETHTOOL,
f2e0899f
DK		 2287 "%s is 0x%x\n", prty_tbl[i].name, val);
2288 goto test_mem_exit;
2289 }
2290 }
2291
de0c62db
DK		 2292 /* Go through all the memories */
2293 for (i = 0; mem_tbl[i].offset != 0xffffffff; i++)
2294 for (j = 0; j < mem_tbl[i].size; j++)
2295 REG_RD(bp, mem_tbl[i].offset + j*4);
2296
2297 /* Check the parity status */
2298 for (i = 0; prty_tbl[i].offset != 0xffffffff; i++) {
2299 val = REG_RD(bp, prty_tbl[i].offset);
619c5cb6 2300 if (val & ~(prty_tbl[i].hw_mask[index])) {
51c1a580 2301 DP(BNX2X_MSG_ETHTOOL,
de0c62db
DK		 2302 "%s is 0x%x\n", prty_tbl[i].name, val);
2303 goto test_mem_exit;
2304 }
2305 }
2306
2307 rc = 0;
2308
2309test_mem_exit:
2310 return rc;
2311}
2312
a22f0788 2313static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up, u8 is_serdes)
de0c62db 2314{
f2e0899f 2315 int cnt = 1400;
de0c62db 2316
619c5cb6 2317 if (link_up) {
a22f0788 2318 while (bnx2x_link_test(bp, is_serdes) && cnt--)
619c5cb6
VZ		 2319 msleep(20);
2320
2321 if (cnt <= 0 && bnx2x_link_test(bp, is_serdes))
51c1a580 2322 DP(BNX2X_MSG_ETHTOOL, "Timeout waiting for link up\n");
8970b2e4
MS		 2323
2324 cnt = 1400;
2325 while (!bp->link_vars.link_up && cnt--)
2326 msleep(20);
2327
2328 if (cnt <= 0 && !bp->link_vars.link_up)
2329 DP(BNX2X_MSG_ETHTOOL,
2330 "Timeout waiting for link init\n");
619c5cb6 2331 }
de0c62db
DK		 2332}
2333
619c5cb6 2334static int bnx2x_run_loopback(struct bnx2x *bp, int loopback_mode)
de0c62db
DK		 2335{
2336 unsigned int pkt_size, num_pkts, i;
2337 struct sk_buff *skb;
2338 unsigned char *packet;
2339 struct bnx2x_fastpath *fp_rx = &bp->fp[0];
2340 struct bnx2x_fastpath *fp_tx = &bp->fp[0];
65565884 2341 struct bnx2x_fp_txdata *txdata = fp_tx->txdata_ptr[0];
de0c62db
DK		 2342 u16 tx_start_idx, tx_idx;
2343 u16 rx_start_idx, rx_idx;
b0700b1e 2344 u16 pkt_prod, bd_prod;
de0c62db
DK		 2345 struct sw_tx_bd *tx_buf;
2346 struct eth_tx_start_bd *tx_start_bd;
de0c62db
DK		 2347 dma_addr_t mapping;
2348 union eth_rx_cqe *cqe;
619c5cb6 2349 u8 cqe_fp_flags, cqe_fp_type;
de0c62db
DK		 2350 struct sw_rx_bd *rx_buf;
2351 u16 len;
2352 int rc = -ENODEV;
e52fcb24 2353 u8 *data;
8970b2e4
MS		 2354 struct netdev_queue *txq = netdev_get_tx_queue(bp->dev,
2355 txdata->txq_index);
de0c62db
DK		 2356
2357 /* check the loopback mode */
2358 switch (loopback_mode) {
2359 case BNX2X_PHY_LOOPBACK:
8970b2e4
MS		 2360 if (bp->link_params.loopback_mode != LOOPBACK_XGXS) {
2361 DP(BNX2X_MSG_ETHTOOL, "PHY loopback not supported\n");
de0c62db 2362 return -EINVAL;
8970b2e4 2363 }
de0c62db
DK		 2364 break;
2365 case BNX2X_MAC_LOOPBACK:
32911333
YR		 2366 if (CHIP_IS_E3(bp)) {
2367 int cfg_idx = bnx2x_get_link_cfg_idx(bp);
2368 if (bp->port.supported[cfg_idx] &
2369 (SUPPORTED_10000baseT_Full |
2370 SUPPORTED_20000baseMLD2_Full |
2371 SUPPORTED_20000baseKR2_Full))
2372 bp->link_params.loopback_mode = LOOPBACK_XMAC;
2373 else
2374 bp->link_params.loopback_mode = LOOPBACK_UMAC;
2375 } else
2376 bp->link_params.loopback_mode = LOOPBACK_BMAC;
2377
de0c62db
DK		 2378 bnx2x_phy_init(&bp->link_params, &bp->link_vars);
2379 break;
8970b2e4
MS		 2380 case BNX2X_EXT_LOOPBACK:
2381 if (bp->link_params.loopback_mode != LOOPBACK_EXT) {
2382 DP(BNX2X_MSG_ETHTOOL,
2383 "Can't configure external loopback\n");
2384 return -EINVAL;
2385 }
2386 break;
de0c62db 2387 default:
51c1a580 2388 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
de0c62db
DK		 2389 return -EINVAL;
2390 }
2391
2392 /* prepare the loopback packet */
2393 pkt_size = (((bp->dev->mtu < ETH_MAX_PACKET_SIZE) ?
2394 bp->dev->mtu : ETH_MAX_PACKET_SIZE) + ETH_HLEN);
a8c94b91 2395 skb = netdev_alloc_skb(bp->dev, fp_rx->rx_buf_size);
de0c62db 2396 if (!skb) {
51c1a580 2397 DP(BNX2X_MSG_ETHTOOL, "Can't allocate skb\n");
de0c62db
DK		 2398 rc = -ENOMEM;
2399 goto test_loopback_exit;
2400 }
2401 packet = skb_put(skb, pkt_size);
2402 memcpy(packet, bp->dev->dev_addr, ETH_ALEN);
2403 memset(packet + ETH_ALEN, 0, ETH_ALEN);
2404 memset(packet + 2*ETH_ALEN, 0x77, (ETH_HLEN - 2*ETH_ALEN));
2405 for (i = ETH_HLEN; i < pkt_size; i++)
2406 packet[i] = (unsigned char) (i & 0xff);
619c5cb6
VZ		 2407 mapping = dma_map_single(&bp->pdev->dev, skb->data,
2408 skb_headlen(skb), DMA_TO_DEVICE);
2409 if (unlikely(dma_mapping_error(&bp->pdev->dev, mapping))) {
2410 rc = -ENOMEM;
2411 dev_kfree_skb(skb);
51c1a580 2412 DP(BNX2X_MSG_ETHTOOL, "Unable to map SKB\n");
619c5cb6
VZ		 2413 goto test_loopback_exit;
2414 }
de0c62db
DK		 2415
2416 /* send the loopback packet */
2417 num_pkts = 0;
6383c0b3 2418 tx_start_idx = le16_to_cpu(*txdata->tx_cons_sb);
de0c62db
DK		 2419 rx_start_idx = le16_to_cpu(*fp_rx->rx_cons_sb);
2420
73dbb5e1
DK		 2421 netdev_tx_sent_queue(txq, skb->len);
2422
6383c0b3
AE		 2423 pkt_prod = txdata->tx_pkt_prod++;
2424 tx_buf = &txdata->tx_buf_ring[TX_BD(pkt_prod)];
2425 tx_buf->first_bd = txdata->tx_bd_prod;
de0c62db
DK		 2426 tx_buf->skb = skb;
2427 tx_buf->flags = 0;
2428
6383c0b3
AE		 2429 bd_prod = TX_BD(txdata->tx_bd_prod);
2430 tx_start_bd = &txdata->tx_desc_ring[bd_prod].start_bd;
de0c62db
DK		 2431 tx_start_bd->addr_hi = cpu_to_le32(U64_HI(mapping));
2432 tx_start_bd->addr_lo = cpu_to_le32(U64_LO(mapping));
2433 tx_start_bd->nbd = cpu_to_le16(2); /* start + pbd */
2434 tx_start_bd->nbytes = cpu_to_le16(skb_headlen(skb));
523224a3 2435 tx_start_bd->vlan_or_ethertype = cpu_to_le16(pkt_prod);
de0c62db 2436 tx_start_bd->bd_flags.as_bitfield = ETH_TX_BD_FLAGS_START_BD;
523224a3
DK		 2437 SET_FLAG(tx_start_bd->general_data,
2438 ETH_TX_START_BD_HDR_NBDS,
2439 1);
96bed4b9
YM		 2440 SET_FLAG(tx_start_bd->general_data,
2441 ETH_TX_START_BD_PARSE_NBDS,
2442 0);
de0c62db
DK		 2443
2444 /* turn on parsing and get a BD */
2445 bd_prod = TX_BD(NEXT_TX_IDX(bd_prod));
f85582f8 2446
96bed4b9
YM		 2447 if (CHIP_IS_E1x(bp)) {
2448 u16 global_data = 0;
2449 struct eth_tx_parse_bd_e1x *pbd_e1x =
2450 &txdata->tx_desc_ring[bd_prod].parse_bd_e1x;
2451 memset(pbd_e1x, 0, sizeof(struct eth_tx_parse_bd_e1x));
2452 SET_FLAG(global_data,
2453 ETH_TX_PARSE_BD_E1X_ETH_ADDR_TYPE, UNICAST_ADDRESS);
2454 pbd_e1x->global_data = cpu_to_le16(global_data);
2455 } else {
2456 u32 parsing_data = 0;
2457 struct eth_tx_parse_bd_e2 *pbd_e2 =
2458 &txdata->tx_desc_ring[bd_prod].parse_bd_e2;
2459 memset(pbd_e2, 0, sizeof(struct eth_tx_parse_bd_e2));
2460 SET_FLAG(parsing_data,
2461 ETH_TX_PARSE_BD_E2_ETH_ADDR_TYPE, UNICAST_ADDRESS);
2462 pbd_e2->parsing_data = cpu_to_le32(parsing_data);
2463 }
de0c62db
DK		 2464 wmb();
2465
6383c0b3 2466 txdata->tx_db.data.prod += 2;
de0c62db 2467 barrier();
6383c0b3 2468 DOORBELL(bp, txdata->cid, txdata->tx_db.raw);
de0c62db
DK		 2469
2470 mmiowb();
619c5cb6 2471 barrier();
de0c62db
DK		 2472
2473 num_pkts++;
6383c0b3 2474 txdata->tx_bd_prod += 2; /* start + pbd */
de0c62db
DK		 2475
2476 udelay(100);
2477
6383c0b3 2478 tx_idx = le16_to_cpu(*txdata->tx_cons_sb);
de0c62db
DK		 2479 if (tx_idx != tx_start_idx + num_pkts)
2480 goto test_loopback_exit;
2481
f2e0899f
DK		 2482 /* Unlike HC IGU won't generate an interrupt for status block
2483 * updates that have been performed while interrupts were
2484 * disabled.
2485 */
e1210d12
ED		 2486 if (bp->common.int_block == INT_BLOCK_IGU) {
2487 /* Disable local BHes to prevent a dead-lock situation between
2488 * sch_direct_xmit() and bnx2x_run_loopback() (calling
2489 * bnx2x_tx_int()), as both are taking netif_tx_lock().
2490 */
2491 local_bh_disable();
6383c0b3 2492 bnx2x_tx_int(bp, txdata);
e1210d12
ED		 2493 local_bh_enable();
2494 }
f2e0899f 2495
de0c62db
DK		 2496 rx_idx = le16_to_cpu(*fp_rx->rx_cons_sb);
2497 if (rx_idx != rx_start_idx + num_pkts)
2498 goto test_loopback_exit;
2499
b0700b1e 2500 cqe = &fp_rx->rx_comp_ring[RCQ_BD(fp_rx->rx_comp_cons)];
de0c62db 2501 cqe_fp_flags = cqe->fast_path_cqe.type_error_flags;
619c5cb6
VZ		 2502 cqe_fp_type = cqe_fp_flags & ETH_FAST_PATH_RX_CQE_TYPE;
2503 if (!CQE_TYPE_FAST(cqe_fp_type) || (cqe_fp_flags & ETH_RX_ERROR_FALGS))
de0c62db
DK		 2504 goto test_loopback_rx_exit;
2505
621b4d66 2506 len = le16_to_cpu(cqe->fast_path_cqe.pkt_len_or_gro_seg_len);
de0c62db
DK		 2507 if (len != pkt_size)
2508 goto test_loopback_rx_exit;
2509
2510 rx_buf = &fp_rx->rx_buf_ring[RX_BD(fp_rx->rx_bd_cons)];
9924cafc 2511 dma_sync_single_for_cpu(&bp->pdev->dev,
619c5cb6
VZ		 2512 dma_unmap_addr(rx_buf, mapping),
2513 fp_rx->rx_buf_size, DMA_FROM_DEVICE);
e52fcb24 2514 data = rx_buf->data + NET_SKB_PAD + cqe->fast_path_cqe.placement_offset;
de0c62db 2515 for (i = ETH_HLEN; i < pkt_size; i++)
e52fcb24 2516 if (*(data + i) != (unsigned char) (i & 0xff))
de0c62db
DK		 2517 goto test_loopback_rx_exit;
2518
2519 rc = 0;
2520
2521test_loopback_rx_exit:
2522
2523 fp_rx->rx_bd_cons = NEXT_RX_IDX(fp_rx->rx_bd_cons);
2524 fp_rx->rx_bd_prod = NEXT_RX_IDX(fp_rx->rx_bd_prod);
2525 fp_rx->rx_comp_cons = NEXT_RCQ_IDX(fp_rx->rx_comp_cons);
2526 fp_rx->rx_comp_prod = NEXT_RCQ_IDX(fp_rx->rx_comp_prod);
2527
2528 /* Update producers */
2529 bnx2x_update_rx_prod(bp, fp_rx, fp_rx->rx_bd_prod, fp_rx->rx_comp_prod,
2530 fp_rx->rx_sge_prod);
2531
2532test_loopback_exit:
2533 bp->link_params.loopback_mode = LOOPBACK_NONE;
2534
2535 return rc;
2536}
2537
619c5cb6 2538static int bnx2x_test_loopback(struct bnx2x *bp)
de0c62db
DK		 2539{
2540 int rc = 0, res;
2541
2542 if (BP_NOMCP(bp))
2543 return rc;
2544
2545 if (!netif_running(bp->dev))
2546 return BNX2X_LOOPBACK_FAILED;
2547
2548 bnx2x_netif_stop(bp, 1);
2549 bnx2x_acquire_phy_lock(bp);
2550
619c5cb6 2551 res = bnx2x_run_loopback(bp, BNX2X_PHY_LOOPBACK);
de0c62db 2552 if (res) {
51c1a580 2553 DP(BNX2X_MSG_ETHTOOL, " PHY loopback failed (res %d)\n", res);
de0c62db
DK		 2554 rc |= BNX2X_PHY_LOOPBACK_FAILED;
2555 }
2556
619c5cb6 2557 res = bnx2x_run_loopback(bp, BNX2X_MAC_LOOPBACK);
de0c62db 2558 if (res) {
51c1a580 2559 DP(BNX2X_MSG_ETHTOOL, " MAC loopback failed (res %d)\n", res);
de0c62db
DK		 2560 rc |= BNX2X_MAC_LOOPBACK_FAILED;
2561 }
2562
2563 bnx2x_release_phy_lock(bp);
2564 bnx2x_netif_start(bp);
2565
2566 return rc;
2567}
2568
8970b2e4
MS		 2569static int bnx2x_test_ext_loopback(struct bnx2x *bp)
2570{
2571 int rc;
2572 u8 is_serdes =
2573 (bp->link_vars.link_status & LINK_STATUS_SERDES_LINK) > 0;
2574
2575 if (BP_NOMCP(bp))
2576 return -ENODEV;
2577
2578 if (!netif_running(bp->dev))
2579 return BNX2X_EXT_LOOPBACK_FAILED;
2580
5d07d868 2581 bnx2x_nic_unload(bp, UNLOAD_NORMAL, false);
8970b2e4
MS		 2582 rc = bnx2x_nic_load(bp, LOAD_LOOPBACK_EXT);
2583 if (rc) {
2584 DP(BNX2X_MSG_ETHTOOL,
2585 "Can't perform self-test, nic_load (for external lb) failed\n");
2586 return -ENODEV;
2587 }
2588 bnx2x_wait_for_link(bp, 1, is_serdes);
2589
2590 bnx2x_netif_stop(bp, 1);
2591
2592 rc = bnx2x_run_loopback(bp, BNX2X_EXT_LOOPBACK);
2593 if (rc)
2594 DP(BNX2X_MSG_ETHTOOL, "EXT loopback failed (res %d)\n", rc);
2595
2596 bnx2x_netif_start(bp);
2597
2598 return rc;
2599}
2600
de0c62db
DK		 2601#define CRC32_RESIDUAL 0xdebb20e3
2602
2603static int bnx2x_test_nvram(struct bnx2x *bp)
2604{
2605 static const struct {
2606 int offset;
2607 int size;
2608 } nvram_tbl[] = {
2609 { 0, 0x14 }, /* bootstrap */
2610 { 0x14, 0xec }, /* dir */
2611 { 0x100, 0x350 }, /* manuf_info */
2612 { 0x450, 0xf0 }, /* feature_info */
2613 { 0x640, 0x64 }, /* upgrade_key_info */
de0c62db 2614 { 0x708, 0x70 }, /* manuf_key_info */
de0c62db
DK		 2615 { 0, 0 }
2616 };
85640952 2617 u8 *buf;
de0c62db
DK		 2618 int i, rc;
2619 u32 magic, crc;
2620
2621 if (BP_NOMCP(bp))
2622 return 0;
2623
afa13b4b
MY		 2624 buf = kmalloc(0x350, GFP_KERNEL);
2625 if (!buf) {
51c1a580 2626 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM, "kmalloc failed\n");
afa13b4b
MY		 2627 rc = -ENOMEM;
2628 goto test_nvram_exit;
2629 }
afa13b4b 2630
85640952 2631 rc = bnx2x_nvram_read32(bp, 0, &magic, sizeof(magic));
de0c62db 2632 if (rc) {
51c1a580
MS		 2633 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2634 "magic value read (rc %d)\n", rc);
de0c62db
DK		 2635 goto test_nvram_exit;
2636 }
2637
de0c62db 2638 if (magic != 0x669955aa) {
51c1a580
MS		 2639 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2640 "wrong magic value (0x%08x)\n", magic);
de0c62db
DK		 2641 rc = -ENODEV;
2642 goto test_nvram_exit;
2643 }
2644
2645 for (i = 0; nvram_tbl[i].size; i++) {
2646
85640952 2647 rc = bnx2x_nvram_read(bp, nvram_tbl[i].offset, buf,
de0c62db
DK		 2648 nvram_tbl[i].size);
2649 if (rc) {
51c1a580 2650 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
de0c62db
DK		 2651 "nvram_tbl[%d] read data (rc %d)\n", i, rc);
2652 goto test_nvram_exit;
2653 }
2654
85640952 2655 crc = ether_crc_le(nvram_tbl[i].size, buf);
de0c62db 2656 if (crc != CRC32_RESIDUAL) {
51c1a580
MS		 2657 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2658 "nvram_tbl[%d] wrong crc value (0x%08x)\n", i, crc);
de0c62db
DK		 2659 rc = -ENODEV;
2660 goto test_nvram_exit;
2661 }
2662 }
2663
2664test_nvram_exit:
afa13b4b 2665 kfree(buf);
de0c62db
DK		 2666 return rc;
2667}
2668
619c5cb6 2669/* Send an EMPTY ramrod on the first queue */
de0c62db
DK		 2670static int bnx2x_test_intr(struct bnx2x *bp)
2671{
3b603066 2672 struct bnx2x_queue_state_params params = {NULL};
de0c62db 2673
51c1a580
MS		 2674 if (!netif_running(bp->dev)) {
2675 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2676 "cannot access eeprom when the interface is down\n");
de0c62db 2677 return -ENODEV;
51c1a580 2678 }
de0c62db 2679
15192a8c 2680 params.q_obj = &bp->sp_objs->q_obj;
619c5cb6 2681 params.cmd = BNX2X_Q_CMD_EMPTY;
de0c62db 2682
619c5cb6
VZ		 2683 __set_bit(RAMROD_COMP_WAIT, &params.ramrod_flags);
2684
2685 return bnx2x_queue_state_change(bp, &params);
de0c62db
DK		 2686}
2687
2688static void bnx2x_self_test(struct net_device *dev,
2689 struct ethtool_test *etest, u64 *buf)
2690{
2691 struct bnx2x *bp = netdev_priv(dev);
a336ca7c
YR		 2692 u8 is_serdes, link_up;
2693 int rc, cnt = 0;
cf2c1df6 2694
de0c62db 2695 if (bp->recovery_state != BNX2X_RECOVERY_DONE) {
51c1a580
MS		 2696 netdev_err(bp->dev,
2697 "Handling parity error recovery. Try again later\n");
de0c62db
DK		 2698 etest->flags |= ETH_TEST_FL_FAILED;
2699 return;
2700 }
2de67439 2701
8970b2e4
MS		 2702 DP(BNX2X_MSG_ETHTOOL,
2703 "Self-test command parameters: offline = %d, external_lb = %d\n",
2704 (etest->flags & ETH_TEST_FL_OFFLINE),
2705 (etest->flags & ETH_TEST_FL_EXTERNAL_LB)>>2);
de0c62db 2706
cf2c1df6 2707 memset(buf, 0, sizeof(u64) * BNX2X_NUM_TESTS(bp));
de0c62db 2708
cf2c1df6
MS		 2709 if (!netif_running(dev)) {
2710 DP(BNX2X_MSG_ETHTOOL,
2711 "Can't perform self-test when interface is down\n");
de0c62db 2712 return;
cf2c1df6 2713 }
de0c62db 2714
a22f0788 2715 is_serdes = (bp->link_vars.link_status & LINK_STATUS_SERDES_LINK) > 0;
a336ca7c 2716 link_up = bp->link_vars.link_up;
cf2c1df6
MS		 2717 /* offline tests are not supported in MF mode */
2718 if ((etest->flags & ETH_TEST_FL_OFFLINE) && !IS_MF(bp)) {
de0c62db
DK		 2719 int port = BP_PORT(bp);
2720 u32 val;
de0c62db
DK		 2721
2722 /* save current value of input enable for TX port IF */
2723 val = REG_RD(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4);
2724 /* disable input for TX port IF */
2725 REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, 0);
2726
5d07d868 2727 bnx2x_nic_unload(bp, UNLOAD_NORMAL, false);
cf2c1df6
MS		 2728 rc = bnx2x_nic_load(bp, LOAD_DIAG);
2729 if (rc) {
2730 etest->flags |= ETH_TEST_FL_FAILED;
2731 DP(BNX2X_MSG_ETHTOOL,
2732 "Can't perform self-test, nic_load (for offline) failed\n");
2733 return;
2734 }
2735
de0c62db 2736 /* wait until link state is restored */
619c5cb6 2737 bnx2x_wait_for_link(bp, 1, is_serdes);
de0c62db
DK		 2738
2739 if (bnx2x_test_registers(bp) != 0) {
2740 buf[0] = 1;
2741 etest->flags |= ETH_TEST_FL_FAILED;
2742 }
2743 if (bnx2x_test_memory(bp) != 0) {
2744 buf[1] = 1;
2745 etest->flags |= ETH_TEST_FL_FAILED;
2746 }
f85582f8 2747
8970b2e4 2748 buf[2] = bnx2x_test_loopback(bp); /* internal LB */
de0c62db
DK		 2749 if (buf[2] != 0)
2750 etest->flags |= ETH_TEST_FL_FAILED;
2751
8970b2e4
MS		 2752 if (etest->flags & ETH_TEST_FL_EXTERNAL_LB) {
2753 buf[3] = bnx2x_test_ext_loopback(bp); /* external LB */
2754 if (buf[3] != 0)
2755 etest->flags |= ETH_TEST_FL_FAILED;
2756 etest->flags |= ETH_TEST_FL_EXTERNAL_LB_DONE;
2757 }
2758
5d07d868 2759 bnx2x_nic_unload(bp, UNLOAD_NORMAL, false);
de0c62db
DK		 2760
2761 /* restore input for TX port IF */
2762 REG_WR(bp, NIG_REG_EGRESS_UMP0_IN_EN + port*4, val);
cf2c1df6
MS		 2763 rc = bnx2x_nic_load(bp, LOAD_NORMAL);
2764 if (rc) {
2765 etest->flags |= ETH_TEST_FL_FAILED;
2766 DP(BNX2X_MSG_ETHTOOL,
2767 "Can't perform self-test, nic_load (for online) failed\n");
2768 return;
2769 }
de0c62db 2770 /* wait until link state is restored */
a22f0788 2771 bnx2x_wait_for_link(bp, link_up, is_serdes);
de0c62db
DK		 2772 }
2773 if (bnx2x_test_nvram(bp) != 0) {
cf2c1df6
MS		 2774 if (!IS_MF(bp))
2775 buf[4] = 1;
2776 else
2777 buf[0] = 1;
de0c62db
DK		 2778 etest->flags |= ETH_TEST_FL_FAILED;
2779 }
2780 if (bnx2x_test_intr(bp) != 0) {
cf2c1df6
MS		 2781 if (!IS_MF(bp))
2782 buf[5] = 1;
2783 else
2784 buf[1] = 1;
de0c62db
DK		 2785 etest->flags |= ETH_TEST_FL_FAILED;
2786 }
633ac363 2787
a336ca7c
YR		 2788 if (link_up) {
2789 cnt = 100;
2790 while (bnx2x_link_test(bp, is_serdes) && --cnt)
2791 msleep(20);
2792 }
2793
2794 if (!cnt) {
cf2c1df6
MS		 2795 if (!IS_MF(bp))
2796 buf[6] = 1;
2797 else
2798 buf[2] = 1;
633ac363
DK		 2799 etest->flags |= ETH_TEST_FL_FAILED;
2800 }
de0c62db
DK		 2801}
2802
de0c62db
DK		 2803#define IS_PORT_STAT(i) \
2804 ((bnx2x_stats_arr[i].flags & STATS_FLAGS_BOTH) == STATS_FLAGS_PORT)
2805#define IS_FUNC_STAT(i) (bnx2x_stats_arr[i].flags & STATS_FLAGS_FUNC)
fb3bff17
DK		 2806#define IS_MF_MODE_STAT(bp) \
2807 (IS_MF(bp) && !(bp->msg_enable & BNX2X_MSG_STATS))
de0c62db 2808
619c5cb6
VZ		 2809/* ethtool statistics are displayed for all regular ethernet queues and the
2810 * fcoe L2 queue if not disabled
2811 */
1191cb83 2812static int bnx2x_num_stat_queues(struct bnx2x *bp)
619c5cb6
VZ		 2813{
2814 return BNX2X_NUM_ETH_QUEUES(bp);
2815}
2816
de0c62db
DK		 2817static int bnx2x_get_sset_count(struct net_device *dev, int stringset)
2818{
2819 struct bnx2x *bp = netdev_priv(dev);
2820 int i, num_stats;
2821
2822 switch (stringset) {
2823 case ETH_SS_STATS:
2824 if (is_multi(bp)) {
619c5cb6 2825 num_stats = bnx2x_num_stat_queues(bp) *
d5e83632
YM		 2826 BNX2X_NUM_Q_STATS;
2827 } else
2828 num_stats = 0;
2829 if (IS_MF_MODE_STAT(bp)) {
2830 for (i = 0; i < BNX2X_NUM_STATS; i++)
2831 if (IS_FUNC_STAT(i))
2832 num_stats++;
2833 } else
2834 num_stats += BNX2X_NUM_STATS;
2835
de0c62db
DK		 2836 return num_stats;
2837
2838 case ETH_SS_TEST:
cf2c1df6 2839 return BNX2X_NUM_TESTS(bp);
de0c62db
DK		 2840
2841 default:
2842 return -EINVAL;
2843 }
2844}
2845
2846static void bnx2x_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
2847{
2848 struct bnx2x *bp = netdev_priv(dev);
5889335c 2849 int i, j, k, start;
ec6ba945 2850 char queue_name[MAX_QUEUE_NAME_LEN+1];
de0c62db
DK		 2851
2852 switch (stringset) {
2853 case ETH_SS_STATS:
d5e83632 2854 k = 0;
de0c62db 2855 if (is_multi(bp)) {
619c5cb6 2856 for_each_eth_queue(bp, i) {
ec6ba945 2857 memset(queue_name, 0, sizeof(queue_name));
619c5cb6 2858 sprintf(queue_name, "%d", i);
de0c62db 2859 for (j = 0; j < BNX2X_NUM_Q_STATS; j++)
ec6ba945
VZ		 2860 snprintf(buf + (k + j)*ETH_GSTRING_LEN,
2861 ETH_GSTRING_LEN,
2862 bnx2x_q_stats_arr[j].string,
2863 queue_name);
de0c62db
DK		 2864 k += BNX2X_NUM_Q_STATS;
2865 }
de0c62db 2866 }
d5e83632
YM		 2867
2868
2869 for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
2870 if (IS_MF_MODE_STAT(bp) && IS_PORT_STAT(i))
2871 continue;
2872 strcpy(buf + (k + j)*ETH_GSTRING_LEN,
2873 bnx2x_stats_arr[i].string);
2874 j++;
2875 }
2876
de0c62db
DK		 2877 break;
2878
2879 case ETH_SS_TEST:
cf2c1df6
MS		 2880 /* First 4 tests cannot be done in MF mode */
2881 if (!IS_MF(bp))
2882 start = 0;
2883 else
2884 start = 4;
5889335c
MS		 2885 memcpy(buf, bnx2x_tests_str_arr + start,
2886 ETH_GSTRING_LEN * BNX2X_NUM_TESTS(bp));
de0c62db
DK		 2887 }
2888}
2889
2890static void bnx2x_get_ethtool_stats(struct net_device *dev,
2891 struct ethtool_stats *stats, u64 *buf)
2892{
2893 struct bnx2x *bp = netdev_priv(dev);
2894 u32 *hw_stats, *offset;
d5e83632 2895 int i, j, k = 0;
de0c62db
DK		 2896
2897 if (is_multi(bp)) {
619c5cb6 2898 for_each_eth_queue(bp, i) {
15192a8c 2899 hw_stats = (u32 *)&bp->fp_stats[i].eth_q_stats;
de0c62db
DK		 2900 for (j = 0; j < BNX2X_NUM_Q_STATS; j++) {
2901 if (bnx2x_q_stats_arr[j].size == 0) {
2902 /* skip this counter */
2903 buf[k + j] = 0;
2904 continue;
2905 }
2906 offset = (hw_stats +
2907 bnx2x_q_stats_arr[j].offset);
2908 if (bnx2x_q_stats_arr[j].size == 4) {
2909 /* 4-byte counter */
2910 buf[k + j] = (u64) *offset;
2911 continue;
2912 }
2913 /* 8-byte counter */
2914 buf[k + j] = HILO_U64(*offset, *(offset + 1));
2915 }
2916 k += BNX2X_NUM_Q_STATS;
2917 }
d5e83632
YM		 2918 }
2919
2920 hw_stats = (u32 *)&bp->eth_stats;
2921 for (i = 0, j = 0; i < BNX2X_NUM_STATS; i++) {
2922 if (IS_MF_MODE_STAT(bp) && IS_PORT_STAT(i))
2923 continue;
2924 if (bnx2x_stats_arr[i].size == 0) {
2925 /* skip this counter */
2926 buf[k + j] = 0;
2927 j++;
2928 continue;
de0c62db 2929 }
d5e83632
YM		 2930 offset = (hw_stats + bnx2x_stats_arr[i].offset);
2931 if (bnx2x_stats_arr[i].size == 4) {
2932 /* 4-byte counter */
2933 buf[k + j] = (u64) *offset;
de0c62db 2934 j++;
d5e83632 2935 continue;
de0c62db 2936 }
d5e83632
YM		 2937 /* 8-byte counter */
2938 buf[k + j] = HILO_U64(*offset, *(offset + 1));
2939 j++;
de0c62db
DK		 2940 }
2941}
2942
32d36134 2943static int bnx2x_set_phys_id(struct net_device *dev,
2944 enum ethtool_phys_id_state state)
de0c62db
DK		 2945{
2946 struct bnx2x *bp = netdev_priv(dev);
de0c62db 2947
51c1a580
MS		 2948 if (!netif_running(dev)) {
2949 DP(BNX2X_MSG_ETHTOOL | BNX2X_MSG_NVM,
2950 "cannot access eeprom when the interface is down\n");
32d36134 2951 return -EAGAIN;
51c1a580 2952 }
de0c62db 2953
51c1a580
MS		 2954 if (!bp->port.pmf) {
2955 DP(BNX2X_MSG_ETHTOOL, "Interface is not pmf\n");
32d36134 2956 return -EOPNOTSUPP;
51c1a580 2957 }
de0c62db 2958
32d36134 2959 switch (state) {
2960 case ETHTOOL_ID_ACTIVE:
fce55922 2961 return 1; /* cycle on/off once per second */
de0c62db 2962
32d36134 2963 case ETHTOOL_ID_ON:
8203c4b6 2964 bnx2x_acquire_phy_lock(bp);
32d36134 2965 bnx2x_set_led(&bp->link_params, &bp->link_vars,
e1943424 2966 LED_MODE_ON, SPEED_1000);
8203c4b6 2967 bnx2x_release_phy_lock(bp);
32d36134 2968 break;
de0c62db 2969
32d36134 2970 case ETHTOOL_ID_OFF:
8203c4b6 2971 bnx2x_acquire_phy_lock(bp);
32d36134 2972 bnx2x_set_led(&bp->link_params, &bp->link_vars,
e1943424 2973 LED_MODE_FRONT_PANEL_OFF, 0);
8203c4b6 2974 bnx2x_release_phy_lock(bp);
32d36134 2975 break;
2976
2977 case ETHTOOL_ID_INACTIVE:
8203c4b6 2978 bnx2x_acquire_phy_lock(bp);
e1943424
DM		 2979 bnx2x_set_led(&bp->link_params, &bp->link_vars,
2980 LED_MODE_OPER,
2981 bp->link_vars.line_speed);
8203c4b6 2982 bnx2x_release_phy_lock(bp);
32d36134 2983 }
de0c62db
DK		 2984
2985 return 0;
2986}
2987
5d317c6a
MS		 2988static int bnx2x_get_rss_flags(struct bnx2x *bp, struct ethtool_rxnfc *info)
2989{
2990
2991 switch (info->flow_type) {
2992 case TCP_V4_FLOW:
2993 case TCP_V6_FLOW:
2994 info->data = RXH_IP_SRC | RXH_IP_DST |
2995 RXH_L4_B_0_1 | RXH_L4_B_2_3;
2996 break;
2997 case UDP_V4_FLOW:
2998 if (bp->rss_conf_obj.udp_rss_v4)
2999 info->data = RXH_IP_SRC | RXH_IP_DST |
3000 RXH_L4_B_0_1 | RXH_L4_B_2_3;
3001 else
3002 info->data = RXH_IP_SRC | RXH_IP_DST;
3003 break;
3004 case UDP_V6_FLOW:
3005 if (bp->rss_conf_obj.udp_rss_v6)
3006 info->data = RXH_IP_SRC | RXH_IP_DST |
3007 RXH_L4_B_0_1 | RXH_L4_B_2_3;
3008 else
3009 info->data = RXH_IP_SRC | RXH_IP_DST;
3010 break;
3011 case IPV4_FLOW:
3012 case IPV6_FLOW:
3013 info->data = RXH_IP_SRC | RXH_IP_DST;
3014 break;
3015 default:
3016 info->data = 0;
3017 break;
3018 }
3019
3020 return 0;
3021}
3022
ab532cf3 3023static int bnx2x_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info,
815c7db5 3024 u32 *rules __always_unused)
ab532cf3
TH		 3025{
3026 struct bnx2x *bp = netdev_priv(dev);
3027
3028 switch (info->cmd) {
3029 case ETHTOOL_GRXRINGS:
3030 info->data = BNX2X_NUM_ETH_QUEUES(bp);
3031 return 0;
5d317c6a
MS		 3032 case ETHTOOL_GRXFH:
3033 return bnx2x_get_rss_flags(bp, info);
3034 default:
3035 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
3036 return -EOPNOTSUPP;
3037 }
3038}
3039
3040static int bnx2x_set_rss_flags(struct bnx2x *bp, struct ethtool_rxnfc *info)
3041{
3042 int udp_rss_requested;
3043
3044 DP(BNX2X_MSG_ETHTOOL,
3045 "Set rss flags command parameters: flow type = %d, data = %llu\n",
3046 info->flow_type, info->data);
3047
3048 switch (info->flow_type) {
3049 case TCP_V4_FLOW:
3050 case TCP_V6_FLOW:
3051 /* For TCP only 4-tupple hash is supported */
3052 if (info->data ^ (RXH_IP_SRC | RXH_IP_DST |
3053 RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
3054 DP(BNX2X_MSG_ETHTOOL,
3055 "Command parameters not supported\n");
3056 return -EINVAL;
5d317c6a 3057 }
2de67439 3058 return 0;
5d317c6a
MS		 3059
3060 case UDP_V4_FLOW:
3061 case UDP_V6_FLOW:
3062 /* For UDP either 2-tupple hash or 4-tupple hash is supported */
3063 if (info->data == (RXH_IP_SRC | RXH_IP_DST |
2de67439 3064 RXH_L4_B_0_1 | RXH_L4_B_2_3))
5d317c6a
MS		 3065 udp_rss_requested = 1;
3066 else if (info->data == (RXH_IP_SRC | RXH_IP_DST))
3067 udp_rss_requested = 0;
3068 else
3069 return -EINVAL;
3070 if ((info->flow_type == UDP_V4_FLOW) &&
3071 (bp->rss_conf_obj.udp_rss_v4 != udp_rss_requested)) {
3072 bp->rss_conf_obj.udp_rss_v4 = udp_rss_requested;
3073 DP(BNX2X_MSG_ETHTOOL,
3074 "rss re-configured, UDP 4-tupple %s\n",
3075 udp_rss_requested ? "enabled" : "disabled");
3076 return bnx2x_config_rss_pf(bp, &bp->rss_conf_obj, 0);
3077 } else if ((info->flow_type == UDP_V6_FLOW) &&
3078 (bp->rss_conf_obj.udp_rss_v6 != udp_rss_requested)) {
3079 bp->rss_conf_obj.udp_rss_v6 = udp_rss_requested;
5d317c6a
MS		 3080 DP(BNX2X_MSG_ETHTOOL,
3081 "rss re-configured, UDP 4-tupple %s\n",
3082 udp_rss_requested ? "enabled" : "disabled");
337da3e3 3083 return bnx2x_config_rss_pf(bp, &bp->rss_conf_obj, 0);
5d317c6a 3084 }
924d75ab
YM		 3085 return 0;
3086
5d317c6a
MS		 3087 case IPV4_FLOW:
3088 case IPV6_FLOW:
3089 /* For IP only 2-tupple hash is supported */
3090 if (info->data ^ (RXH_IP_SRC | RXH_IP_DST)) {
3091 DP(BNX2X_MSG_ETHTOOL,
3092 "Command parameters not supported\n");
3093 return -EINVAL;
5d317c6a 3094 }
924d75ab
YM		 3095 return 0;
3096
5d317c6a
MS		 3097 case SCTP_V4_FLOW:
3098 case AH_ESP_V4_FLOW:
3099 case AH_V4_FLOW:
3100 case ESP_V4_FLOW:
3101 case SCTP_V6_FLOW:
3102 case AH_ESP_V6_FLOW:
3103 case AH_V6_FLOW:
3104 case ESP_V6_FLOW:
3105 case IP_USER_FLOW:
3106 case ETHER_FLOW:
3107 /* RSS is not supported for these protocols */
3108 if (info->data) {
3109 DP(BNX2X_MSG_ETHTOOL,
3110 "Command parameters not supported\n");
3111 return -EINVAL;
5d317c6a 3112 }
924d75ab
YM		 3113 return 0;
3114
5d317c6a
MS		 3115 default:
3116 return -EINVAL;
3117 }
3118}
3119
3120static int bnx2x_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info)
3121{
3122 struct bnx2x *bp = netdev_priv(dev);
ab532cf3 3123
5d317c6a
MS		 3124 switch (info->cmd) {
3125 case ETHTOOL_SRXFH:
3126 return bnx2x_set_rss_flags(bp, info);
ab532cf3 3127 default:
51c1a580 3128 DP(BNX2X_MSG_ETHTOOL, "Command parameters not supported\n");
ab532cf3
TH		 3129 return -EOPNOTSUPP;
3130 }
3131}
3132
7850f63f
BH		 3133static u32 bnx2x_get_rxfh_indir_size(struct net_device *dev)
3134{
96305234 3135 return T_ETH_INDIRECTION_TABLE_SIZE;
7850f63f
BH		 3136}
3137
3138static int bnx2x_get_rxfh_indir(struct net_device *dev, u32 *indir)
ab532cf3
TH		 3139{
3140 struct bnx2x *bp = netdev_priv(dev);
619c5cb6
VZ		 3141 u8 ind_table[T_ETH_INDIRECTION_TABLE_SIZE] = {0};
3142 size_t i;
ab532cf3 3143
619c5cb6
VZ		 3144 /* Get the current configuration of the RSS indirection table */
3145 bnx2x_get_rss_ind_table(&bp->rss_conf_obj, ind_table);
3146
3147 /*
3148 * We can't use a memcpy() as an internal storage of an
3149 * indirection table is a u8 array while indir->ring_index
3150 * points to an array of u32.
3151 *
3152 * Indirection table contains the FW Client IDs, so we need to
3153 * align the returned table to the Client ID of the leading RSS
3154 * queue.
3155 */
7850f63f
BH		 3156 for (i = 0; i < T_ETH_INDIRECTION_TABLE_SIZE; i++)
3157 indir[i] = ind_table[i] - bp->fp->cl_id;
619c5cb6 3158
ab532cf3
TH		 3159 return 0;
3160}
3161
7850f63f 3162static int bnx2x_set_rxfh_indir(struct net_device *dev, const u32 *indir)
ab532cf3
TH		 3163{
3164 struct bnx2x *bp = netdev_priv(dev);
3165 size_t i;
619c5cb6
VZ		 3166
3167 for (i = 0; i < T_ETH_INDIRECTION_TABLE_SIZE; i++) {
619c5cb6
VZ		 3168 /*
3169 * The same as in bnx2x_get_rxfh_indir: we can't use a memcpy()
3170 * as an internal storage of an indirection table is a u8 array
3171 * while indir->ring_index points to an array of u32.
3172 *
3173 * Indirection table contains the FW Client IDs, so we need to
3174 * align the received table to the Client ID of the leading RSS
3175 * queue
3176 */
5d317c6a 3177 bp->rss_conf_obj.ind_table[i] = indir[i] + bp->fp->cl_id;
619c5cb6 3178 }
ab532cf3 3179
5d317c6a 3180 return bnx2x_config_rss_eth(bp, false);
ab532cf3
TH		 3181}
3182
0e8d2ec5
MS		 3183/**
3184 * bnx2x_get_channels - gets the number of RSS queues.
3185 *
3186 * @dev: net device
3187 * @channels: returns the number of max / current queues
3188 */
3189static void bnx2x_get_channels(struct net_device *dev,
3190 struct ethtool_channels *channels)
3191{
3192 struct bnx2x *bp = netdev_priv(dev);
3193
3194 channels->max_combined = BNX2X_MAX_RSS_COUNT(bp);
3195 channels->combined_count = BNX2X_NUM_ETH_QUEUES(bp);
3196}
3197
3198/**
3199 * bnx2x_change_num_queues - change the number of RSS queues.
3200 *
3201 * @bp: bnx2x private structure
3202 *
3203 * Re-configure interrupt mode to get the new number of MSI-X
3204 * vectors and re-add NAPI objects.
3205 */
3206static void bnx2x_change_num_queues(struct bnx2x *bp, int num_rss)
3207{
0e8d2ec5 3208 bnx2x_disable_msi(bp);
55c11941
MS		 3209 bp->num_ethernet_queues = num_rss;
3210 bp->num_queues = bp->num_ethernet_queues + bp->num_cnic_queues;
3211 BNX2X_DEV_INFO("set number of queues to %d\n", bp->num_queues);
0e8d2ec5 3212 bnx2x_set_int_mode(bp);
0e8d2ec5
MS		 3213}
3214
3215/**
3216 * bnx2x_set_channels - sets the number of RSS queues.
3217 *
3218 * @dev: net device
3219 * @channels: includes the number of queues requested
3220 */
3221static int bnx2x_set_channels(struct net_device *dev,
3222 struct ethtool_channels *channels)
3223{
3224 struct bnx2x *bp = netdev_priv(dev);
3225
3226
3227 DP(BNX2X_MSG_ETHTOOL,
3228 "set-channels command parameters: rx = %d, tx = %d, other = %d, combined = %d\n",
3229 channels->rx_count, channels->tx_count, channels->other_count,
3230 channels->combined_count);
3231
3232 /* We don't support separate rx / tx channels.
3233 * We don't allow setting 'other' channels.
3234 */
3235 if (channels->rx_count || channels->tx_count || channels->other_count
3236 || (channels->combined_count == 0) ||
3237 (channels->combined_count > BNX2X_MAX_RSS_COUNT(bp))) {
3238 DP(BNX2X_MSG_ETHTOOL, "command parameters not supported\n");
3239 return -EINVAL;
3240 }
3241
3242 /* Check if there was a change in the active parameters */
3243 if (channels->combined_count == BNX2X_NUM_ETH_QUEUES(bp)) {
3244 DP(BNX2X_MSG_ETHTOOL, "No change in active parameters\n");
3245 return 0;
3246 }
3247
3248 /* Set the requested number of queues in bp context.
3249 * Note that the actual number of queues created during load may be
3250 * less than requested if memory is low.
3251 */
3252 if (unlikely(!netif_running(dev))) {
3253 bnx2x_change_num_queues(bp, channels->combined_count);
3254 return 0;
3255 }
5d07d868 3256 bnx2x_nic_unload(bp, UNLOAD_NORMAL, true);
0e8d2ec5
MS		 3257 bnx2x_change_num_queues(bp, channels->combined_count);
3258 return bnx2x_nic_load(bp, LOAD_NORMAL);
3259}
3260
de0c62db
DK		 3261static const struct ethtool_ops bnx2x_ethtool_ops = {
3262 .get_settings = bnx2x_get_settings,
3263 .set_settings = bnx2x_set_settings,
3264 .get_drvinfo = bnx2x_get_drvinfo,
3265 .get_regs_len = bnx2x_get_regs_len,
3266 .get_regs = bnx2x_get_regs,
07ba6af4
MS		 3267 .get_dump_flag = bnx2x_get_dump_flag,
3268 .get_dump_data = bnx2x_get_dump_data,
3269 .set_dump = bnx2x_set_dump,
de0c62db
DK		 3270 .get_wol = bnx2x_get_wol,
3271 .set_wol = bnx2x_set_wol,
3272 .get_msglevel = bnx2x_get_msglevel,
3273 .set_msglevel = bnx2x_set_msglevel,
3274 .nway_reset = bnx2x_nway_reset,
3275 .get_link = bnx2x_get_link,
3276 .get_eeprom_len = bnx2x_get_eeprom_len,
3277 .get_eeprom = bnx2x_get_eeprom,
3278 .set_eeprom = bnx2x_set_eeprom,
3279 .get_coalesce = bnx2x_get_coalesce,
3280 .set_coalesce = bnx2x_set_coalesce,
3281 .get_ringparam = bnx2x_get_ringparam,
3282 .set_ringparam = bnx2x_set_ringparam,
3283 .get_pauseparam = bnx2x_get_pauseparam,
3284 .set_pauseparam = bnx2x_set_pauseparam,
de0c62db
DK		 3285 .self_test = bnx2x_self_test,
3286 .get_sset_count = bnx2x_get_sset_count,
3287 .get_strings = bnx2x_get_strings,
32d36134 3288 .set_phys_id = bnx2x_set_phys_id,
de0c62db 3289 .get_ethtool_stats = bnx2x_get_ethtool_stats,
ab532cf3 3290 .get_rxnfc = bnx2x_get_rxnfc,
5d317c6a 3291 .set_rxnfc = bnx2x_set_rxnfc,
7850f63f 3292 .get_rxfh_indir_size = bnx2x_get_rxfh_indir_size,
ab532cf3
TH		 3293 .get_rxfh_indir = bnx2x_get_rxfh_indir,
3294 .set_rxfh_indir = bnx2x_set_rxfh_indir,
0e8d2ec5
MS		 3295 .get_channels = bnx2x_get_channels,
3296 .set_channels = bnx2x_set_channels,
24ea818e
YM		 3297 .get_module_info = bnx2x_get_module_info,
3298 .get_module_eeprom = bnx2x_get_module_eeprom,
e9939c80
YM		 3299 .get_eee = bnx2x_get_eee,
3300 .set_eee = bnx2x_set_eee,
be53ce1e 3301 .get_ts_info = ethtool_op_get_ts_info,
de0c62db
DK		 3302};
3303
005a07ba
AE		 3304static const struct ethtool_ops bnx2x_vf_ethtool_ops = {
3305 .get_settings = bnx2x_get_settings,
3306 .set_settings = bnx2x_set_settings,
3307 .get_drvinfo = bnx2x_get_drvinfo,
3308 .get_msglevel = bnx2x_get_msglevel,
3309 .set_msglevel = bnx2x_set_msglevel,
3310 .get_link = bnx2x_get_link,
3311 .get_coalesce = bnx2x_get_coalesce,
3312 .get_ringparam = bnx2x_get_ringparam,
3313 .set_ringparam = bnx2x_set_ringparam,
3314 .get_sset_count = bnx2x_get_sset_count,
3315 .get_strings = bnx2x_get_strings,
3316 .get_ethtool_stats = bnx2x_get_ethtool_stats,
3317 .get_rxnfc = bnx2x_get_rxnfc,
3318 .set_rxnfc = bnx2x_set_rxnfc,
3319 .get_rxfh_indir_size = bnx2x_get_rxfh_indir_size,
3320 .get_rxfh_indir = bnx2x_get_rxfh_indir,
3321 .set_rxfh_indir = bnx2x_set_rxfh_indir,
3322 .get_channels = bnx2x_get_channels,
3323 .set_channels = bnx2x_set_channels,
3324};
3325
3326void bnx2x_set_ethtool_ops(struct bnx2x *bp, struct net_device *netdev)
de0c62db 3327{
005a07ba
AE		 3328 if (IS_PF(bp))
3329 SET_ETHTOOL_OPS(netdev, &bnx2x_ethtool_ops);
3330 else /* vf */
3331 SET_ETHTOOL_OPS(netdev, &bnx2x_vf_ethtool_ops);
de0c62db 3332}
Linux kernel - Deliverables
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