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License cleanup: add SPDX GPL-2.0 license identifier to files with no license
[linux-block.git] / drivers / net / ethernet / qlogic / qlge / qlge_ethtool.c
CommitLineData
b2441318 1// SPDX-License-Identifier: GPL-2.0
c4e84bde 2#include <linux/kernel.h>
c4e84bde
RM		 3#include <linux/types.h>
4#include <linux/module.h>
5#include <linux/list.h>
6#include <linux/pci.h>
7#include <linux/dma-mapping.h>
8#include <linux/pagemap.h>
9#include <linux/sched.h>
c4e84bde
RM		 10#include <linux/dmapool.h>
11#include <linux/mempool.h>
12#include <linux/spinlock.h>
13#include <linux/kthread.h>
14#include <linux/interrupt.h>
15#include <linux/errno.h>
16#include <linux/ioport.h>
17#include <linux/in.h>
18#include <linux/ip.h>
19#include <linux/ipv6.h>
20#include <net/ipv6.h>
21#include <linux/tcp.h>
22#include <linux/udp.h>
23#include <linux/if_arp.h>
24#include <linux/if_ether.h>
25#include <linux/netdevice.h>
26#include <linux/etherdevice.h>
27#include <linux/ethtool.h>
28#include <linux/skbuff.h>
29#include <linux/rtnetlink.h>
30#include <linux/if_vlan.h>
c4e84bde
RM		 31#include <linux/delay.h>
32#include <linux/mm.h>
33#include <linux/vmalloc.h>
34
c4e84bde
RM		 35
36#include "qlge.h"
37
667b9382
JK		 38struct ql_stats {
39 char stat_string[ETH_GSTRING_LEN];
40 int sizeof_stat;
41 int stat_offset;
42};
43
44#define QL_SIZEOF(m) FIELD_SIZEOF(struct ql_adapter, m)
45#define QL_OFF(m) offsetof(struct ql_adapter, m)
46
47static const struct ql_stats ql_gstrings_stats[] = {
48 {"tx_pkts", QL_SIZEOF(nic_stats.tx_pkts), QL_OFF(nic_stats.tx_pkts)},
49 {"tx_bytes", QL_SIZEOF(nic_stats.tx_bytes), QL_OFF(nic_stats.tx_bytes)},
50 {"tx_mcast_pkts", QL_SIZEOF(nic_stats.tx_mcast_pkts),
51 QL_OFF(nic_stats.tx_mcast_pkts)},
52 {"tx_bcast_pkts", QL_SIZEOF(nic_stats.tx_bcast_pkts),
53 QL_OFF(nic_stats.tx_bcast_pkts)},
54 {"tx_ucast_pkts", QL_SIZEOF(nic_stats.tx_ucast_pkts),
55 QL_OFF(nic_stats.tx_ucast_pkts)},
56 {"tx_ctl_pkts", QL_SIZEOF(nic_stats.tx_ctl_pkts),
57 QL_OFF(nic_stats.tx_ctl_pkts)},
58 {"tx_pause_pkts", QL_SIZEOF(nic_stats.tx_pause_pkts),
59 QL_OFF(nic_stats.tx_pause_pkts)},
60 {"tx_64_pkts", QL_SIZEOF(nic_stats.tx_64_pkt),
61 QL_OFF(nic_stats.tx_64_pkt)},
62 {"tx_65_to_127_pkts", QL_SIZEOF(nic_stats.tx_65_to_127_pkt),
63 QL_OFF(nic_stats.tx_65_to_127_pkt)},
64 {"tx_128_to_255_pkts", QL_SIZEOF(nic_stats.tx_128_to_255_pkt),
65 QL_OFF(nic_stats.tx_128_to_255_pkt)},
66 {"tx_256_511_pkts", QL_SIZEOF(nic_stats.tx_256_511_pkt),
67 QL_OFF(nic_stats.tx_256_511_pkt)},
68 {"tx_512_to_1023_pkts", QL_SIZEOF(nic_stats.tx_512_to_1023_pkt),
69 QL_OFF(nic_stats.tx_512_to_1023_pkt)},
70 {"tx_1024_to_1518_pkts", QL_SIZEOF(nic_stats.tx_1024_to_1518_pkt),
71 QL_OFF(nic_stats.tx_1024_to_1518_pkt)},
72 {"tx_1519_to_max_pkts", QL_SIZEOF(nic_stats.tx_1519_to_max_pkt),
73 QL_OFF(nic_stats.tx_1519_to_max_pkt)},
74 {"tx_undersize_pkts", QL_SIZEOF(nic_stats.tx_undersize_pkt),
75 QL_OFF(nic_stats.tx_undersize_pkt)},
76 {"tx_oversize_pkts", QL_SIZEOF(nic_stats.tx_oversize_pkt),
77 QL_OFF(nic_stats.tx_oversize_pkt)},
78 {"rx_bytes", QL_SIZEOF(nic_stats.rx_bytes), QL_OFF(nic_stats.rx_bytes)},
79 {"rx_bytes_ok", QL_SIZEOF(nic_stats.rx_bytes_ok),
80 QL_OFF(nic_stats.rx_bytes_ok)},
81 {"rx_pkts", QL_SIZEOF(nic_stats.rx_pkts), QL_OFF(nic_stats.rx_pkts)},
82 {"rx_pkts_ok", QL_SIZEOF(nic_stats.rx_pkts_ok),
83 QL_OFF(nic_stats.rx_pkts_ok)},
84 {"rx_bcast_pkts", QL_SIZEOF(nic_stats.rx_bcast_pkts),
85 QL_OFF(nic_stats.rx_bcast_pkts)},
86 {"rx_mcast_pkts", QL_SIZEOF(nic_stats.rx_mcast_pkts),
87 QL_OFF(nic_stats.rx_mcast_pkts)},
88 {"rx_ucast_pkts", QL_SIZEOF(nic_stats.rx_ucast_pkts),
89 QL_OFF(nic_stats.rx_ucast_pkts)},
90 {"rx_undersize_pkts", QL_SIZEOF(nic_stats.rx_undersize_pkts),
91 QL_OFF(nic_stats.rx_undersize_pkts)},
92 {"rx_oversize_pkts", QL_SIZEOF(nic_stats.rx_oversize_pkts),
93 QL_OFF(nic_stats.rx_oversize_pkts)},
94 {"rx_jabber_pkts", QL_SIZEOF(nic_stats.rx_jabber_pkts),
95 QL_OFF(nic_stats.rx_jabber_pkts)},
96 {"rx_undersize_fcerr_pkts",
97 QL_SIZEOF(nic_stats.rx_undersize_fcerr_pkts),
98 QL_OFF(nic_stats.rx_undersize_fcerr_pkts)},
99 {"rx_drop_events", QL_SIZEOF(nic_stats.rx_drop_events),
100 QL_OFF(nic_stats.rx_drop_events)},
101 {"rx_fcerr_pkts", QL_SIZEOF(nic_stats.rx_fcerr_pkts),
102 QL_OFF(nic_stats.rx_fcerr_pkts)},
103 {"rx_align_err", QL_SIZEOF(nic_stats.rx_align_err),
104 QL_OFF(nic_stats.rx_align_err)},
105 {"rx_symbol_err", QL_SIZEOF(nic_stats.rx_symbol_err),
106 QL_OFF(nic_stats.rx_symbol_err)},
107 {"rx_mac_err", QL_SIZEOF(nic_stats.rx_mac_err),
108 QL_OFF(nic_stats.rx_mac_err)},
109 {"rx_ctl_pkts", QL_SIZEOF(nic_stats.rx_ctl_pkts),
110 QL_OFF(nic_stats.rx_ctl_pkts)},
111 {"rx_pause_pkts", QL_SIZEOF(nic_stats.rx_pause_pkts),
112 QL_OFF(nic_stats.rx_pause_pkts)},
113 {"rx_64_pkts", QL_SIZEOF(nic_stats.rx_64_pkts),
114 QL_OFF(nic_stats.rx_64_pkts)},
115 {"rx_65_to_127_pkts", QL_SIZEOF(nic_stats.rx_65_to_127_pkts),
116 QL_OFF(nic_stats.rx_65_to_127_pkts)},
117 {"rx_128_255_pkts", QL_SIZEOF(nic_stats.rx_128_255_pkts),
118 QL_OFF(nic_stats.rx_128_255_pkts)},
119 {"rx_256_511_pkts", QL_SIZEOF(nic_stats.rx_256_511_pkts),
120 QL_OFF(nic_stats.rx_256_511_pkts)},
121 {"rx_512_to_1023_pkts", QL_SIZEOF(nic_stats.rx_512_to_1023_pkts),
122 QL_OFF(nic_stats.rx_512_to_1023_pkts)},
123 {"rx_1024_to_1518_pkts", QL_SIZEOF(nic_stats.rx_1024_to_1518_pkts),
124 QL_OFF(nic_stats.rx_1024_to_1518_pkts)},
125 {"rx_1519_to_max_pkts", QL_SIZEOF(nic_stats.rx_1519_to_max_pkts),
126 QL_OFF(nic_stats.rx_1519_to_max_pkts)},
127 {"rx_len_err_pkts", QL_SIZEOF(nic_stats.rx_len_err_pkts),
128 QL_OFF(nic_stats.rx_len_err_pkts)},
129 {"rx_code_err", QL_SIZEOF(nic_stats.rx_code_err),
130 QL_OFF(nic_stats.rx_code_err)},
131 {"rx_oversize_err", QL_SIZEOF(nic_stats.rx_oversize_err),
132 QL_OFF(nic_stats.rx_oversize_err)},
133 {"rx_undersize_err", QL_SIZEOF(nic_stats.rx_undersize_err),
134 QL_OFF(nic_stats.rx_undersize_err)},
135 {"rx_preamble_err", QL_SIZEOF(nic_stats.rx_preamble_err),
136 QL_OFF(nic_stats.rx_preamble_err)},
137 {"rx_frame_len_err", QL_SIZEOF(nic_stats.rx_frame_len_err),
138 QL_OFF(nic_stats.rx_frame_len_err)},
139 {"rx_crc_err", QL_SIZEOF(nic_stats.rx_crc_err),
140 QL_OFF(nic_stats.rx_crc_err)},
141 {"rx_err_count", QL_SIZEOF(nic_stats.rx_err_count),
142 QL_OFF(nic_stats.rx_err_count)},
143 {"tx_cbfc_pause_frames0", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames0),
144 QL_OFF(nic_stats.tx_cbfc_pause_frames0)},
145 {"tx_cbfc_pause_frames1", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames1),
146 QL_OFF(nic_stats.tx_cbfc_pause_frames1)},
147 {"tx_cbfc_pause_frames2", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames2),
148 QL_OFF(nic_stats.tx_cbfc_pause_frames2)},
149 {"tx_cbfc_pause_frames3", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames3),
150 QL_OFF(nic_stats.tx_cbfc_pause_frames3)},
151 {"tx_cbfc_pause_frames4", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames4),
152 QL_OFF(nic_stats.tx_cbfc_pause_frames4)},
153 {"tx_cbfc_pause_frames5", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames5),
154 QL_OFF(nic_stats.tx_cbfc_pause_frames5)},
155 {"tx_cbfc_pause_frames6", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames6),
156 QL_OFF(nic_stats.tx_cbfc_pause_frames6)},
157 {"tx_cbfc_pause_frames7", QL_SIZEOF(nic_stats.tx_cbfc_pause_frames7),
158 QL_OFF(nic_stats.tx_cbfc_pause_frames7)},
159 {"rx_cbfc_pause_frames0", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames0),
160 QL_OFF(nic_stats.rx_cbfc_pause_frames0)},
161 {"rx_cbfc_pause_frames1", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames1),
162 QL_OFF(nic_stats.rx_cbfc_pause_frames1)},
163 {"rx_cbfc_pause_frames2", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames2),
164 QL_OFF(nic_stats.rx_cbfc_pause_frames2)},
165 {"rx_cbfc_pause_frames3", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames3),
166 QL_OFF(nic_stats.rx_cbfc_pause_frames3)},
167 {"rx_cbfc_pause_frames4", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames4),
168 QL_OFF(nic_stats.rx_cbfc_pause_frames4)},
169 {"rx_cbfc_pause_frames5", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames5),
170 QL_OFF(nic_stats.rx_cbfc_pause_frames5)},
171 {"rx_cbfc_pause_frames6", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames6),
172 QL_OFF(nic_stats.rx_cbfc_pause_frames6)},
173 {"rx_cbfc_pause_frames7", QL_SIZEOF(nic_stats.rx_cbfc_pause_frames7),
174 QL_OFF(nic_stats.rx_cbfc_pause_frames7)},
175 {"rx_nic_fifo_drop", QL_SIZEOF(nic_stats.rx_nic_fifo_drop),
176 QL_OFF(nic_stats.rx_nic_fifo_drop)},
177};
178
9dfbbaa6
RM		 179static const char ql_gstrings_test[][ETH_GSTRING_LEN] = {
180 "Loopback test (offline)"
181};
182#define QLGE_TEST_LEN (sizeof(ql_gstrings_test) / ETH_GSTRING_LEN)
667b9382 183#define QLGE_STATS_LEN ARRAY_SIZE(ql_gstrings_stats)
fb6e0883 184#define QLGE_RCV_MAC_ERR_STATS 7
9dfbbaa6 185
c4e84bde
RM		 186static int ql_update_ring_coalescing(struct ql_adapter *qdev)
187{
188 int i, status = 0;
189 struct rx_ring *rx_ring;
190 struct cqicb *cqicb;
191
192 if (!netif_running(qdev->ndev))
193 return status;
194
c4e84bde
RM		 195 /* Skip the default queue, and update the outbound handler
196 * queues if they changed.
197 */
b2014ff8 198 cqicb = (struct cqicb *)&qdev->rx_ring[qdev->rss_ring_count];
c4e84bde 199 if (le16_to_cpu(cqicb->irq_delay) != qdev->tx_coalesce_usecs ||
b2014ff8
RM		 200 le16_to_cpu(cqicb->pkt_delay) !=
201 qdev->tx_max_coalesced_frames) {
202 for (i = qdev->rss_ring_count; i < qdev->rx_ring_count; i++) {
c4e84bde
RM		 203 rx_ring = &qdev->rx_ring[i];
204 cqicb = (struct cqicb *)rx_ring;
8306c952 205 cqicb->irq_delay = cpu_to_le16(qdev->tx_coalesce_usecs);
c4e84bde 206 cqicb->pkt_delay =
8306c952 207 cpu_to_le16(qdev->tx_max_coalesced_frames);
c4e84bde 208 cqicb->flags = FLAGS_LI;
e332471c 209 status = ql_write_cfg(qdev, cqicb, sizeof(*cqicb),
c4e84bde
RM		 210 CFG_LCQ, rx_ring->cq_id);
211 if (status) {
ae9540f7
JP		 212 netif_err(qdev, ifup, qdev->ndev,
213 "Failed to load CQICB.\n");
c4e84bde
RM		 214 goto exit;
215 }
216 }
217 }
218
219 /* Update the inbound (RSS) handler queues if they changed. */
b2014ff8 220 cqicb = (struct cqicb *)&qdev->rx_ring[0];
c4e84bde 221 if (le16_to_cpu(cqicb->irq_delay) != qdev->rx_coalesce_usecs ||
b2014ff8
RM		 222 le16_to_cpu(cqicb->pkt_delay) !=
223 qdev->rx_max_coalesced_frames) {
224 for (i = 0; i < qdev->rss_ring_count; i++, rx_ring++) {
c4e84bde
RM		 225 rx_ring = &qdev->rx_ring[i];
226 cqicb = (struct cqicb *)rx_ring;
8306c952 227 cqicb->irq_delay = cpu_to_le16(qdev->rx_coalesce_usecs);
c4e84bde 228 cqicb->pkt_delay =
8306c952 229 cpu_to_le16(qdev->rx_max_coalesced_frames);
c4e84bde 230 cqicb->flags = FLAGS_LI;
e332471c 231 status = ql_write_cfg(qdev, cqicb, sizeof(*cqicb),
c4e84bde
RM		 232 CFG_LCQ, rx_ring->cq_id);
233 if (status) {
ae9540f7
JP		 234 netif_err(qdev, ifup, qdev->ndev,
235 "Failed to load CQICB.\n");
c4e84bde
RM		 236 goto exit;
237 }
238 }
239 }
240exit:
c4e84bde
RM		 241 return status;
242}
243
2f22d22e 244static void ql_update_stats(struct ql_adapter *qdev)
c4e84bde
RM		 245{
246 u32 i;
247 u64 data;
248 u64 *iter = &qdev->nic_stats.tx_pkts;
249
250 spin_lock(&qdev->stats_lock);
251 if (ql_sem_spinlock(qdev, qdev->xg_sem_mask)) {
ae9540f7
JP		 252 netif_err(qdev, drv, qdev->ndev,
253 "Couldn't get xgmac sem.\n");
c4e84bde
RM		 254 goto quit;
255 }
256 /*
257 * Get TX statistics.
258 */
259 for (i = 0x200; i < 0x280; i += 8) {
260 if (ql_read_xgmac_reg64(qdev, i, &data)) {
ae9540f7
JP		 261 netif_err(qdev, drv, qdev->ndev,
262 "Error reading status register 0x%.04x.\n",
263 i);
c4e84bde
RM		 264 goto end;
265 } else
266 *iter = data;
267 iter++;
268 }
269
270 /*
271 * Get RX statistics.
272 */
273 for (i = 0x300; i < 0x3d0; i += 8) {
274 if (ql_read_xgmac_reg64(qdev, i, &data)) {
ae9540f7
JP		 275 netif_err(qdev, drv, qdev->ndev,
276 "Error reading status register 0x%.04x.\n",
277 i);
c4e84bde
RM		 278 goto end;
279 } else
280 *iter = data;
281 iter++;
282 }
283
fb6e0883
JK		 284 /* Update receive mac error statistics */
285 iter += QLGE_RCV_MAC_ERR_STATS;
286
6abd2346
RM		 287 /*
288 * Get Per-priority TX pause frame counter statistics.
289 */
290 for (i = 0x500; i < 0x540; i += 8) {
291 if (ql_read_xgmac_reg64(qdev, i, &data)) {
ae9540f7
JP		 292 netif_err(qdev, drv, qdev->ndev,
293 "Error reading status register 0x%.04x.\n",
294 i);
6abd2346
RM		 295 goto end;
296 } else
297 *iter = data;
298 iter++;
299 }
300
301 /*
302 * Get Per-priority RX pause frame counter statistics.
303 */
304 for (i = 0x568; i < 0x5a8; i += 8) {
305 if (ql_read_xgmac_reg64(qdev, i, &data)) {
ae9540f7
JP		 306 netif_err(qdev, drv, qdev->ndev,
307 "Error reading status register 0x%.04x.\n",
308 i);
6abd2346
RM		 309 goto end;
310 } else
311 *iter = data;
312 iter++;
313 }
314
315 /*
316 * Get RX NIC FIFO DROP statistics.
317 */
318 if (ql_read_xgmac_reg64(qdev, 0x5b8, &data)) {
ae9540f7
JP		 319 netif_err(qdev, drv, qdev->ndev,
320 "Error reading status register 0x%.04x.\n", i);
6abd2346
RM		 321 goto end;
322 } else
323 *iter = data;
c4e84bde
RM		 324end:
325 ql_sem_unlock(qdev, qdev->xg_sem_mask);
326quit:
327 spin_unlock(&qdev->stats_lock);
328
329 QL_DUMP_STAT(qdev);
c4e84bde
RM		 330}
331
c4e84bde
RM		 332static void ql_get_strings(struct net_device *dev, u32 stringset, u8 *buf)
333{
667b9382 334 int index;
c4e84bde 335 switch (stringset) {
a7db9ad1
JK		 336 case ETH_SS_TEST:
337 memcpy(buf, *ql_gstrings_test, QLGE_TEST_LEN * ETH_GSTRING_LEN);
338 break;
c4e84bde 339 case ETH_SS_STATS:
667b9382
JK		 340 for (index = 0; index < QLGE_STATS_LEN; index++) {
341 memcpy(buf + index * ETH_GSTRING_LEN,
342 ql_gstrings_stats[index].stat_string,
343 ETH_GSTRING_LEN);
344 }
c4e84bde
RM		 345 break;
346 }
347}
348
349static int ql_get_sset_count(struct net_device *dev, int sset)
350{
351 switch (sset) {
9dfbbaa6
RM		 352 case ETH_SS_TEST:
353 return QLGE_TEST_LEN;
c4e84bde 354 case ETH_SS_STATS:
667b9382 355 return QLGE_STATS_LEN;
c4e84bde
RM		 356 default:
357 return -EOPNOTSUPP;
358 }
359}
360
361static void
362ql_get_ethtool_stats(struct net_device *ndev,
363 struct ethtool_stats *stats, u64 *data)
364{
365 struct ql_adapter *qdev = netdev_priv(ndev);
667b9382 366 int index, length;
c4e84bde 367
667b9382 368 length = QLGE_STATS_LEN;
c4e84bde
RM		 369 ql_update_stats(qdev);
370
667b9382
JK		 371 for (index = 0; index < length; index++) {
372 char *p = (char *)qdev +
373 ql_gstrings_stats[index].stat_offset;
374 *data++ = (ql_gstrings_stats[index].sizeof_stat ==
375 sizeof(u64)) ? *(u64 *)p : (*(u32 *)p);
376 }
c4e84bde
RM		 377}
378
45ee2440
PR		 379static int ql_get_link_ksettings(struct net_device *ndev,
380 struct ethtool_link_ksettings *ecmd)
c4e84bde
RM		 381{
382 struct ql_adapter *qdev = netdev_priv(ndev);
45ee2440
PR		 383 u32 supported, advertising;
384
385 supported = SUPPORTED_10000baseT_Full;
386 advertising = ADVERTISED_10000baseT_Full;
c4e84bde 387
b82808b7
RM		 388 if ((qdev->link_status & STS_LINK_TYPE_MASK) ==
389 STS_LINK_TYPE_10GBASET) {
45ee2440
PR		 390 supported |= (SUPPORTED_TP | SUPPORTED_Autoneg);
391 advertising |= (ADVERTISED_TP | ADVERTISED_Autoneg);
392 ecmd->base.port = PORT_TP;
393 ecmd->base.autoneg = AUTONEG_ENABLE;
c4e84bde 394 } else {
45ee2440
PR		 395 supported |= SUPPORTED_FIBRE;
396 advertising |= ADVERTISED_FIBRE;
397 ecmd->base.port = PORT_FIBRE;
c4e84bde
RM		 398 }
399
45ee2440
PR		 400 ecmd->base.speed = SPEED_10000;
401 ecmd->base.duplex = DUPLEX_FULL;
402
403 ethtool_convert_legacy_u32_to_link_mode(ecmd->link_modes.supported,
404 supported);
405 ethtool_convert_legacy_u32_to_link_mode(ecmd->link_modes.advertising,
406 advertising);
c4e84bde
RM		 407
408 return 0;
409}
410
411static void ql_get_drvinfo(struct net_device *ndev,
412 struct ethtool_drvinfo *drvinfo)
413{
414 struct ql_adapter *qdev = netdev_priv(ndev);
68aad78c
RJ		 415 strlcpy(drvinfo->driver, qlge_driver_name, sizeof(drvinfo->driver));
416 strlcpy(drvinfo->version, qlge_driver_version,
417 sizeof(drvinfo->version));
418 snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
419 "v%d.%d.%d",
cfec0cbc
RM		 420 (qdev->fw_rev_id & 0x00ff0000) >> 16,
421 (qdev->fw_rev_id & 0x0000ff00) >> 8,
422 (qdev->fw_rev_id & 0x000000ff));
68aad78c
RJ		 423 strlcpy(drvinfo->bus_info, pci_name(qdev->pdev),
424 sizeof(drvinfo->bus_info));
c4e84bde
RM		 425}
426
bc083ce9
RM		 427static void ql_get_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
428{
429 struct ql_adapter *qdev = netdev_priv(ndev);
206d78e0
JK		 430 unsigned short ssys_dev = qdev->pdev->subsystem_device;
431
432 /* WOL is only supported for mezz card. */
433 if (ssys_dev == QLGE_MEZZ_SSYS_ID_068 ||
434 ssys_dev == QLGE_MEZZ_SSYS_ID_180) {
435 wol->supported = WAKE_MAGIC;
436 wol->wolopts = qdev->wol;
437 }
bc083ce9
RM		 438}
439
440static int ql_set_wol(struct net_device *ndev, struct ethtool_wolinfo *wol)
441{
442 struct ql_adapter *qdev = netdev_priv(ndev);
206d78e0 443 unsigned short ssys_dev = qdev->pdev->subsystem_device;
bc083ce9 444
206d78e0 445 /* WOL is only supported for mezz card. */
7be7e932 446 if (ssys_dev != QLGE_MEZZ_SSYS_ID_068 &&
206d78e0
JK		 447 ssys_dev != QLGE_MEZZ_SSYS_ID_180) {
448 netif_info(qdev, drv, qdev->ndev,
449 "WOL is only supported for mezz card\n");
450 return -EOPNOTSUPP;
451 }
bc083ce9
RM		 452 if (wol->wolopts & ~WAKE_MAGIC)
453 return -EINVAL;
454 qdev->wol = wol->wolopts;
455
ae9540f7 456 netif_info(qdev, drv, qdev->ndev, "Set wol option 0x%x\n", qdev->wol);
bc083ce9
RM		 457 return 0;
458}
d8eb59dc 459
1b329124 460static int ql_set_phys_id(struct net_device *ndev,
461 enum ethtool_phys_id_state state)
462
d8eb59dc
RM		 463{
464 struct ql_adapter *qdev = netdev_priv(ndev);
d8eb59dc 465
1b329124 466 switch (state) {
467 case ETHTOOL_ID_ACTIVE:
468 /* Save the current LED settings */
469 if (ql_mb_get_led_cfg(qdev))
470 return -EIO;
d8eb59dc 471
1b329124 472 /* Start blinking */
d8eb59dc 473 ql_mb_set_led_cfg(qdev, QL_LED_BLINK);
1b329124 474 return 0;
d8eb59dc 475
1b329124 476 case ETHTOOL_ID_INACTIVE:
477 /* Restore LED settings */
478 if (ql_mb_set_led_cfg(qdev, qdev->led_config))
479 return -EIO;
480 return 0;
d8eb59dc 481
1b329124 482 default:
483 return -EINVAL;
484 }
d8eb59dc 485}
a61f8026 486
9dfbbaa6
RM		 487static int ql_start_loopback(struct ql_adapter *qdev)
488{
489 if (netif_carrier_ok(qdev->ndev)) {
490 set_bit(QL_LB_LINK_UP, &qdev->flags);
491 netif_carrier_off(qdev->ndev);
492 } else
493 clear_bit(QL_LB_LINK_UP, &qdev->flags);
494 qdev->link_config |= CFG_LOOPBACK_PCS;
495 return ql_mb_set_port_cfg(qdev);
496}
497
498static void ql_stop_loopback(struct ql_adapter *qdev)
499{
500 qdev->link_config &= ~CFG_LOOPBACK_PCS;
501 ql_mb_set_port_cfg(qdev);
502 if (test_bit(QL_LB_LINK_UP, &qdev->flags)) {
503 netif_carrier_on(qdev->ndev);
504 clear_bit(QL_LB_LINK_UP, &qdev->flags);
505 }
506}
507
508static void ql_create_lb_frame(struct sk_buff *skb,
509 unsigned int frame_size)
510{
511 memset(skb->data, 0xFF, frame_size);
512 frame_size &= ~1;
513 memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1);
514 memset(&skb->data[frame_size / 2 + 10], 0xBE, 1);
515 memset(&skb->data[frame_size / 2 + 12], 0xAF, 1);
516}
517
518void ql_check_lb_frame(struct ql_adapter *qdev,
519 struct sk_buff *skb)
520{
521 unsigned int frame_size = skb->len;
522
523 if ((*(skb->data + 3) == 0xFF) &&
524 (*(skb->data + frame_size / 2 + 10) == 0xBE) &&
525 (*(skb->data + frame_size / 2 + 12) == 0xAF)) {
526 atomic_dec(&qdev->lb_count);
527 return;
528 }
529}
530
531static int ql_run_loopback_test(struct ql_adapter *qdev)
532{
533 int i;
534 netdev_tx_t rc;
535 struct sk_buff *skb;
536 unsigned int size = SMALL_BUF_MAP_SIZE;
537
538 for (i = 0; i < 64; i++) {
539 skb = netdev_alloc_skb(qdev->ndev, size);
540 if (!skb)
541 return -ENOMEM;
542
543 skb->queue_mapping = 0;
544 skb_put(skb, size);
545 ql_create_lb_frame(skb, size);
546 rc = ql_lb_send(skb, qdev->ndev);
547 if (rc != NETDEV_TX_OK)
548 return -EPIPE;
549 atomic_inc(&qdev->lb_count);
550 }
aa13bd6e
RM		 551 /* Give queue time to settle before testing results. */
552 msleep(2);
9dfbbaa6
RM		 553 ql_clean_lb_rx_ring(&qdev->rx_ring[0], 128);
554 return atomic_read(&qdev->lb_count) ? -EIO : 0;
555}
556
557static int ql_loopback_test(struct ql_adapter *qdev, u64 *data)
558{
559 *data = ql_start_loopback(qdev);
560 if (*data)
561 goto out;
562 *data = ql_run_loopback_test(qdev);
563out:
564 ql_stop_loopback(qdev);
565 return *data;
566}
567
568static void ql_self_test(struct net_device *ndev,
569 struct ethtool_test *eth_test, u64 *data)
570{
571 struct ql_adapter *qdev = netdev_priv(ndev);
572
a7db9ad1
JK		 573 memset(data, 0, sizeof(u64) * QLGE_TEST_LEN);
574
9dfbbaa6
RM		 575 if (netif_running(ndev)) {
576 set_bit(QL_SELFTEST, &qdev->flags);
577 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
578 /* Offline tests */
579 if (ql_loopback_test(qdev, &data[0]))
580 eth_test->flags |= ETH_TEST_FL_FAILED;
581
582 } else {
583 /* Online tests */
584 data[0] = 0;
585 }
586 clear_bit(QL_SELFTEST, &qdev->flags);
aa13bd6e
RM		 587 /* Give link time to come up after
588 * port configuration changes.
589 */
590 msleep_interruptible(4 * 1000);
9dfbbaa6 591 } else {
ae9540f7
JP		 592 netif_err(qdev, drv, qdev->ndev,
593 "is down, Loopback test will fail.\n");
9dfbbaa6
RM		 594 eth_test->flags |= ETH_TEST_FL_FAILED;
595 }
596}
597
a61f8026
RM		 598static int ql_get_regs_len(struct net_device *ndev)
599{
673483c7
RM		 600 struct ql_adapter *qdev = netdev_priv(ndev);
601
602 if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
603 return sizeof(struct ql_mpi_coredump);
604 else
605 return sizeof(struct ql_reg_dump);
a61f8026
RM		 606}
607
608static void ql_get_regs(struct net_device *ndev,
609 struct ethtool_regs *regs, void *p)
610{
611 struct ql_adapter *qdev = netdev_priv(ndev);
612
673483c7
RM		 613 ql_get_dump(qdev, p);
614 qdev->core_is_dumped = 0;
615 if (!test_bit(QL_FRC_COREDUMP, &qdev->flags))
616 regs->len = sizeof(struct ql_mpi_coredump);
617 else
618 regs->len = sizeof(struct ql_reg_dump);
a61f8026
RM		 619}
620
c4e84bde
RM		 621static int ql_get_coalesce(struct net_device *dev, struct ethtool_coalesce *c)
622{
623 struct ql_adapter *qdev = netdev_priv(dev);
624
625 c->rx_coalesce_usecs = qdev->rx_coalesce_usecs;
626 c->tx_coalesce_usecs = qdev->tx_coalesce_usecs;
627
628 /* This chip coalesces as follows:
629 * If a packet arrives, hold off interrupts until
630 * cqicb->int_delay expires, but if no other packets arrive don't
631 * wait longer than cqicb->pkt_int_delay. But ethtool doesn't use a
632 * timer to coalesce on a frame basis. So, we have to take ethtool's
633 * max_coalesced_frames value and convert it to a delay in microseconds.
634 * We do this by using a basic thoughput of 1,000,000 frames per
635 * second @ (1024 bytes). This means one frame per usec. So it's a
636 * simple one to one ratio.
637 */
638 c->rx_max_coalesced_frames = qdev->rx_max_coalesced_frames;
639 c->tx_max_coalesced_frames = qdev->tx_max_coalesced_frames;
640
641 return 0;
642}
643
644static int ql_set_coalesce(struct net_device *ndev, struct ethtool_coalesce *c)
645{
646 struct ql_adapter *qdev = netdev_priv(ndev);
647
648 /* Validate user parameters. */
649 if (c->rx_coalesce_usecs > qdev->rx_ring_size / 2)
650 return -EINVAL;
651 /* Don't wait more than 10 usec. */
652 if (c->rx_max_coalesced_frames > MAX_INTER_FRAME_WAIT)
653 return -EINVAL;
654 if (c->tx_coalesce_usecs > qdev->tx_ring_size / 2)
655 return -EINVAL;
656 if (c->tx_max_coalesced_frames > MAX_INTER_FRAME_WAIT)
657 return -EINVAL;
658
659 /* Verify a change took place before updating the hardware. */
660 if (qdev->rx_coalesce_usecs == c->rx_coalesce_usecs &&
661 qdev->tx_coalesce_usecs == c->tx_coalesce_usecs &&
662 qdev->rx_max_coalesced_frames == c->rx_max_coalesced_frames &&
663 qdev->tx_max_coalesced_frames == c->tx_max_coalesced_frames)
664 return 0;
665
666 qdev->rx_coalesce_usecs = c->rx_coalesce_usecs;
667 qdev->tx_coalesce_usecs = c->tx_coalesce_usecs;
668 qdev->rx_max_coalesced_frames = c->rx_max_coalesced_frames;
669 qdev->tx_max_coalesced_frames = c->tx_max_coalesced_frames;
670
671 return ql_update_ring_coalescing(qdev);
672}
673
1d30df24
RM		 674static void ql_get_pauseparam(struct net_device *netdev,
675 struct ethtool_pauseparam *pause)
676{
677 struct ql_adapter *qdev = netdev_priv(netdev);
678
679 ql_mb_get_port_cfg(qdev);
680 if (qdev->link_config & CFG_PAUSE_STD) {
681 pause->rx_pause = 1;
682 pause->tx_pause = 1;
683 }
684}
685
686static int ql_set_pauseparam(struct net_device *netdev,
687 struct ethtool_pauseparam *pause)
688{
689 struct ql_adapter *qdev = netdev_priv(netdev);
690 int status = 0;
691
692 if ((pause->rx_pause) && (pause->tx_pause))
693 qdev->link_config |= CFG_PAUSE_STD;
694 else if (!pause->rx_pause && !pause->tx_pause)
695 qdev->link_config &= ~CFG_PAUSE_STD;
696 else
697 return -EINVAL;
698
699 status = ql_mb_set_port_cfg(qdev);
1d30df24
RM		 700 return status;
701}
702
c4e84bde
RM		 703static u32 ql_get_msglevel(struct net_device *ndev)
704{
705 struct ql_adapter *qdev = netdev_priv(ndev);
706 return qdev->msg_enable;
707}
708
709static void ql_set_msglevel(struct net_device *ndev, u32 value)
710{
711 struct ql_adapter *qdev = netdev_priv(ndev);
712 qdev->msg_enable = value;
713}
714
715const struct ethtool_ops qlge_ethtool_ops = {
c4e84bde 716 .get_drvinfo = ql_get_drvinfo,
bc083ce9
RM		 717 .get_wol = ql_get_wol,
718 .set_wol = ql_set_wol,
a61f8026
RM		 719 .get_regs_len = ql_get_regs_len,
720 .get_regs = ql_get_regs,
c4e84bde
RM		 721 .get_msglevel = ql_get_msglevel,
722 .set_msglevel = ql_set_msglevel,
723 .get_link = ethtool_op_get_link,
1b329124 724 .set_phys_id = ql_set_phys_id,
9dfbbaa6 725 .self_test = ql_self_test,
1d30df24
RM		 726 .get_pauseparam = ql_get_pauseparam,
727 .set_pauseparam = ql_set_pauseparam,
c4e84bde
RM		 728 .get_coalesce = ql_get_coalesce,
729 .set_coalesce = ql_set_coalesce,
730 .get_sset_count = ql_get_sset_count,
731 .get_strings = ql_get_strings,
732 .get_ethtool_stats = ql_get_ethtool_stats,
45ee2440 733 .get_link_ksettings = ql_get_link_ksettings,
c4e84bde
RM		 734};
735
Linux 6.x block layer and io_uring tree(s)