summaryrefslogtreecommitdiff
path: root/examples/ethtool/lib/rte_ethtool.c
blob: 54391f213cf70a87ac6b41fff066bce9c2748808 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
/*-
 *   BSD LICENSE
 *
 *   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
 *   All rights reserved.
 *
 *   Redistribution and use in source and binary forms, with or without
 *   modification, are permitted provided that the following conditions
 *   are met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in
 *       the documentation and/or other materials provided with the
 *       distribution.
 *     * Neither the name of Intel Corporation nor the names of its
 *       contributors may be used to endorse or promote products derived
 *       from this software without specific prior written permission.
 *
 *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
#include <stdio.h>
#include <string.h>
#include <stdint.h>
#include <rte_version.h>
#include <rte_ethdev.h>
#include <rte_ether.h>
#include "rte_ethtool.h"

#define PKTPOOL_SIZE 512
#define PKTPOOL_CACHE 32


int
rte_ethtool_get_drvinfo(uint8_t port_id, struct ethtool_drvinfo *drvinfo)
{
	struct rte_eth_dev_info dev_info;
	int n;

	if (drvinfo == NULL)
		return -EINVAL;

	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);

	memset(&dev_info, 0, sizeof(dev_info));
	rte_eth_dev_info_get(port_id, &dev_info);

	snprintf(drvinfo->driver, sizeof(drvinfo->driver), "%s",
		dev_info.driver_name);
	snprintf(drvinfo->version, sizeof(drvinfo->version), "%s",
		rte_version());
	snprintf(drvinfo->bus_info, sizeof(drvinfo->bus_info),
		"%04x:%02x:%02x.%x",
		dev_info.pci_dev->addr.domain, dev_info.pci_dev->addr.bus,
		dev_info.pci_dev->addr.devid, dev_info.pci_dev->addr.function);

	n = rte_eth_dev_get_reg_length(port_id);
	if (n > 0)
		drvinfo->regdump_len = n;
	else
		drvinfo->regdump_len = 0;

	n = rte_eth_dev_get_eeprom_length(port_id);
	if (n > 0)
		drvinfo->eedump_len = n;
	else
		drvinfo->eedump_len = 0;

	drvinfo->n_stats = sizeof(struct rte_eth_stats) / sizeof(uint64_t);
	drvinfo->testinfo_len = 0;

	return 0;
}

int
rte_ethtool_get_regs_len(uint8_t port_id)
{
	int count_regs;

	count_regs = rte_eth_dev_get_reg_length(port_id);
	if (count_regs > 0)
		return count_regs * sizeof(uint32_t);
	return count_regs;
}

int
rte_ethtool_get_regs(uint8_t port_id, struct ethtool_regs *regs, void *data)
{
	struct rte_dev_reg_info reg_info;
	int status;

	if (regs == NULL || data == NULL)
		return -EINVAL;

	reg_info.data = data;
	reg_info.length = 0;

	status = rte_eth_dev_get_reg_info(port_id, &reg_info);
	if (status)
		return status;
	regs->version = reg_info.version;

	return 0;
}

int
rte_ethtool_get_link(uint8_t port_id)
{
	struct rte_eth_link link;

	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
	rte_eth_link_get(port_id, &link);
	return link.link_status;
}

int
rte_ethtool_get_eeprom_len(uint8_t port_id)
{
	return rte_eth_dev_get_eeprom_length(port_id);
}

int
rte_ethtool_get_eeprom(uint8_t port_id, struct ethtool_eeprom *eeprom,
	void *words)
{
	struct rte_dev_eeprom_info eeprom_info;
	int status;

	if (eeprom == NULL || words == NULL)
		return -EINVAL;

	eeprom_info.offset = eeprom->offset;
	eeprom_info.length = eeprom->len;
	eeprom_info.data = words;

	status = rte_eth_dev_get_eeprom(port_id, &eeprom_info);
	if (status)
		return status;

	eeprom->magic = eeprom_info.magic;

	return 0;
}

int
rte_ethtool_set_eeprom(uint8_t port_id, struct ethtool_eeprom *eeprom,
	void *words)
{
	struct rte_dev_eeprom_info eeprom_info;
	int status;

	if (eeprom == NULL || words == NULL || eeprom->offset >= eeprom->len)
		return -EINVAL;

	eeprom_info.offset = eeprom->offset;
	eeprom_info.length = eeprom->len;
	eeprom_info.data = words;

	status = rte_eth_dev_set_eeprom(port_id, &eeprom_info);
	if (status)
		return status;

	eeprom->magic = eeprom_info.magic;

	return 0;
}

int
rte_ethtool_get_pauseparam(uint8_t port_id,
	struct ethtool_pauseparam *pause_param)
{
	struct rte_eth_fc_conf fc_conf;
	int status;

	if (pause_param == NULL)
		return -EINVAL;

	status = rte_eth_dev_flow_ctrl_get(port_id, &fc_conf);
	if (status)
		return status;

	pause_param->tx_pause = 0;
	pause_param->rx_pause = 0;
	switch (fc_conf.mode) {
	case RTE_FC_RX_PAUSE:
		pause_param->rx_pause = 1;
		break;
	case RTE_FC_TX_PAUSE:
		pause_param->tx_pause = 1;
		break;
	case RTE_FC_FULL:
		pause_param->rx_pause = 1;
		pause_param->tx_pause = 1;
	default:
		/* dummy block to avoid compiler warning */
		break;
	}
	pause_param->autoneg = (uint32_t)fc_conf.autoneg;

	return 0;
}

int
rte_ethtool_set_pauseparam(uint8_t port_id,
	struct ethtool_pauseparam *pause_param)
{
	struct rte_eth_fc_conf fc_conf;
	int status;

	if (pause_param == NULL)
		return -EINVAL;

	/*
	 * Read device flow control parameter first since
	 * ethtool set_pauseparam op doesn't have all the information.
	 * as defined in struct rte_eth_fc_conf.
	 * This API requires the device to support both
	 * rte_eth_dev_flow_ctrl_get and rte_eth_dev_flow_ctrl_set, otherwise
	 * return -ENOTSUP
	 */
	status = rte_eth_dev_flow_ctrl_get(port_id, &fc_conf);
	if (status)
		return status;

	fc_conf.autoneg = (uint8_t)pause_param->autoneg;

	if (pause_param->tx_pause) {
		if (pause_param->rx_pause)
			fc_conf.mode = RTE_FC_FULL;
		else
			fc_conf.mode = RTE_FC_TX_PAUSE;
	} else {
		if (pause_param->rx_pause)
			fc_conf.mode = RTE_FC_RX_PAUSE;
		else
			fc_conf.mode = RTE_FC_NONE;
	}

	status = rte_eth_dev_flow_ctrl_set(port_id, &fc_conf);
	if (status)
		return status;

	return 0;
}

int
rte_ethtool_net_open(uint8_t port_id)
{
	rte_eth_dev_stop(port_id);

	return rte_eth_dev_start(port_id);
}

int
rte_ethtool_net_stop(uint8_t port_id)
{
	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
	rte_eth_dev_stop(port_id);

	return 0;
}

int
rte_ethtool_net_get_mac_addr(uint8_t port_id, struct ether_addr *addr)
{
	RTE_ETH_VALID_PORTID_OR_ERR_RET(port_id, -ENODEV);
	if (addr == NULL)
		return -EINVAL;
	rte_eth_macaddr_get(port_id, addr);

	return 0;
}

int
rte_ethtool_net_set_mac_addr(uint8_t port_id, struct ether_addr *addr)
{
	if (addr == NULL)
		return -EINVAL;
	return rte_eth_dev_default_mac_addr_set(port_id, addr);
}

int
rte_ethtool_net_validate_addr(uint8_t port_id __rte_unused,
	struct ether_addr *addr)
{
	if (addr == NULL)
		return -EINVAL;
	return is_valid_assigned_ether_addr(addr);
}

int
rte_ethtool_net_change_mtu(uint8_t port_id, int mtu)
{
	if (mtu < 0 || mtu > UINT16_MAX)
		return -EINVAL;
	return rte_eth_dev_set_mtu(port_id, (uint16_t)mtu);
}

int
rte_ethtool_net_get_stats64(uint8_t port_id, struct rte_eth_stats *stats)
{
	if (stats == NULL)
		return -EINVAL;
	return rte_eth_stats_get(port_id, stats);
}

int
rte_ethtool_net_vlan_rx_add_vid(uint8_t port_id, uint16_t vid)
{
	return rte_eth_dev_vlan_filter(port_id, vid, 1);
}

int
rte_ethtool_net_vlan_rx_kill_vid(uint8_t port_id, uint16_t vid)
{
	return rte_eth_dev_vlan_filter(port_id, vid, 0);
}

/*
 * The set_rx_mode provides driver-specific rx mode setting.
 * This implementation implements rx mode setting based upon
 * ixgbe/igb drivers. Further improvement is to provide a
 * callback op field over struct rte_eth_dev::dev_ops so each
 * driver can register device-specific implementation
 */
int
rte_ethtool_net_set_rx_mode(uint8_t port_id)
{
	uint16_t num_vfs;
	struct rte_eth_dev_info dev_info;
	uint16_t vf;

	memset(&dev_info, 0, sizeof(dev_info));
	rte_eth_dev_info_get(port_id, &dev_info);
	num_vfs = dev_info.max_vfs;

	/* Set VF vf_rx_mode, VF unsupport status is discard */
	for (vf = 0; vf < num_vfs; vf++)
		rte_eth_dev_set_vf_rxmode(port_id, vf,
			ETH_VMDQ_ACCEPT_UNTAG, 0);

	/* Enable Rx vlan filter, VF unspport status is discard */
	rte_eth_dev_set_vlan_offload(port_id, ETH_VLAN_FILTER_MASK);

	return 0;
}


int
rte_ethtool_get_ringparam(uint8_t port_id,
	struct ethtool_ringparam *ring_param)
{
	struct rte_eth_dev_info dev_info;
	struct rte_eth_rxq_info rx_qinfo;
	struct rte_eth_txq_info tx_qinfo;
	int stat;

	if (ring_param == NULL)
		return -EINVAL;

	rte_eth_dev_info_get(port_id, &dev_info);

	stat = rte_eth_rx_queue_info_get(port_id, 0, &rx_qinfo);
	if (stat != 0)
		return stat;

	stat = rte_eth_tx_queue_info_get(port_id, 0, &tx_qinfo);
	if (stat != 0)
		return stat;

	memset(ring_param, 0, sizeof(*ring_param));
	ring_param->rx_pending = rx_qinfo.nb_desc;
	ring_param->rx_max_pending = dev_info.rx_desc_lim.nb_max;
	ring_param->tx_pending = tx_qinfo.nb_desc;
	ring_param->tx_max_pending = dev_info.tx_desc_lim.nb_max;

	return 0;
}


int
rte_ethtool_set_ringparam(uint8_t port_id,
	struct ethtool_ringparam *ring_param)
{
	struct rte_eth_rxq_info rx_qinfo;
	int stat;

	if (ring_param == NULL)
		return -EINVAL;

	stat = rte_eth_rx_queue_info_get(port_id, 0, &rx_qinfo);
	if (stat != 0)
		return stat;

	rte_eth_dev_stop(port_id);

	stat = rte_eth_tx_queue_setup(port_id, 0, ring_param->tx_pending,
		rte_socket_id(), NULL);
	if (stat != 0)
		return stat;

	stat = rte_eth_rx_queue_setup(port_id, 0, ring_param->rx_pending,
		rte_socket_id(), NULL, rx_qinfo.mp);
	if (stat != 0)
		return stat;

	return rte_eth_dev_start(port_id);
}