1 /*******************************************************************************
3 * Intel Ethernet Controller XL710 Family Linux Driver
4 * Copyright(c) 2013 Intel Corporation.
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms and conditions of the GNU General Public License,
8 * version 2, as published by the Free Software Foundation.
10 * This program is distributed in the hope it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 * You should have received a copy of the GNU General Public License along with
16 * this program; if not, write to the Free Software Foundation, Inc.,
17 * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
19 * The full GNU General Public License is included in this distribution in
20 * the file called "COPYING".
22 * Contact Information:
23 * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
24 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
26 ******************************************************************************/
28 /* ethtool support for i40e */
31 #include "i40e_diag.h"
34 char stat_string[ETH_GSTRING_LEN];
39 #define I40E_STAT(_type, _name, _stat) { \
40 .stat_string = _name, \
41 .sizeof_stat = FIELD_SIZEOF(_type, _stat), \
42 .stat_offset = offsetof(_type, _stat) \
44 #define I40E_NETDEV_STAT(_net_stat) \
45 I40E_STAT(struct net_device_stats, #_net_stat, _net_stat)
46 #define I40E_PF_STAT(_name, _stat) \
47 I40E_STAT(struct i40e_pf, _name, _stat)
48 #define I40E_VSI_STAT(_name, _stat) \
49 I40E_STAT(struct i40e_vsi, _name, _stat)
51 static const struct i40e_stats i40e_gstrings_net_stats[] = {
52 I40E_NETDEV_STAT(rx_packets),
53 I40E_NETDEV_STAT(tx_packets),
54 I40E_NETDEV_STAT(rx_bytes),
55 I40E_NETDEV_STAT(tx_bytes),
56 I40E_NETDEV_STAT(rx_errors),
57 I40E_NETDEV_STAT(tx_errors),
58 I40E_NETDEV_STAT(rx_dropped),
59 I40E_NETDEV_STAT(tx_dropped),
60 I40E_NETDEV_STAT(multicast),
61 I40E_NETDEV_STAT(collisions),
62 I40E_NETDEV_STAT(rx_length_errors),
63 I40E_NETDEV_STAT(rx_crc_errors),
66 /* These PF_STATs might look like duplicates of some NETDEV_STATs,
67 * but they are separate. This device supports Virtualization, and
68 * as such might have several netdevs supporting VMDq and FCoE going
69 * through a single port. The NETDEV_STATs are for individual netdevs
70 * seen at the top of the stack, and the PF_STATs are for the physical
71 * function at the bottom of the stack hosting those netdevs.
73 * The PF_STATs are appended to the netdev stats only when ethtool -S
74 * is queried on the base PF netdev, not on the VMDq or FCoE netdev.
76 static struct i40e_stats i40e_gstrings_stats[] = {
77 I40E_PF_STAT("rx_bytes", stats.eth.rx_bytes),
78 I40E_PF_STAT("tx_bytes", stats.eth.tx_bytes),
79 I40E_PF_STAT("rx_errors", stats.eth.rx_errors),
80 I40E_PF_STAT("tx_errors", stats.eth.tx_errors),
81 I40E_PF_STAT("rx_dropped", stats.eth.rx_discards),
82 I40E_PF_STAT("tx_dropped", stats.eth.tx_discards),
83 I40E_PF_STAT("tx_dropped_link_down", stats.tx_dropped_link_down),
84 I40E_PF_STAT("crc_errors", stats.crc_errors),
85 I40E_PF_STAT("illegal_bytes", stats.illegal_bytes),
86 I40E_PF_STAT("mac_local_faults", stats.mac_local_faults),
87 I40E_PF_STAT("mac_remote_faults", stats.mac_remote_faults),
88 I40E_PF_STAT("rx_length_errors", stats.rx_length_errors),
89 I40E_PF_STAT("link_xon_rx", stats.link_xon_rx),
90 I40E_PF_STAT("link_xoff_rx", stats.link_xoff_rx),
91 I40E_PF_STAT("link_xon_tx", stats.link_xon_tx),
92 I40E_PF_STAT("link_xoff_tx", stats.link_xoff_tx),
93 I40E_PF_STAT("rx_size_64", stats.rx_size_64),
94 I40E_PF_STAT("rx_size_127", stats.rx_size_127),
95 I40E_PF_STAT("rx_size_255", stats.rx_size_255),
96 I40E_PF_STAT("rx_size_511", stats.rx_size_511),
97 I40E_PF_STAT("rx_size_1023", stats.rx_size_1023),
98 I40E_PF_STAT("rx_size_1522", stats.rx_size_1522),
99 I40E_PF_STAT("rx_size_big", stats.rx_size_big),
100 I40E_PF_STAT("tx_size_64", stats.tx_size_64),
101 I40E_PF_STAT("tx_size_127", stats.tx_size_127),
102 I40E_PF_STAT("tx_size_255", stats.tx_size_255),
103 I40E_PF_STAT("tx_size_511", stats.tx_size_511),
104 I40E_PF_STAT("tx_size_1023", stats.tx_size_1023),
105 I40E_PF_STAT("tx_size_1522", stats.tx_size_1522),
106 I40E_PF_STAT("tx_size_big", stats.tx_size_big),
107 I40E_PF_STAT("rx_undersize", stats.rx_undersize),
108 I40E_PF_STAT("rx_fragments", stats.rx_fragments),
109 I40E_PF_STAT("rx_oversize", stats.rx_oversize),
110 I40E_PF_STAT("rx_jabber", stats.rx_jabber),
111 I40E_PF_STAT("VF_admin_queue_requests", vf_aq_requests),
114 #define I40E_QUEUE_STATS_LEN(n) \
115 ((((struct i40e_netdev_priv *)netdev_priv((n)))->vsi->num_queue_pairs + \
116 ((struct i40e_netdev_priv *)netdev_priv((n)))->vsi->num_queue_pairs) * 2)
117 #define I40E_GLOBAL_STATS_LEN ARRAY_SIZE(i40e_gstrings_stats)
118 #define I40E_NETDEV_STATS_LEN ARRAY_SIZE(i40e_gstrings_net_stats)
119 #define I40E_VSI_STATS_LEN(n) (I40E_NETDEV_STATS_LEN + \
120 I40E_QUEUE_STATS_LEN((n)))
121 #define I40E_PFC_STATS_LEN ( \
122 (FIELD_SIZEOF(struct i40e_pf, stats.priority_xoff_rx) + \
123 FIELD_SIZEOF(struct i40e_pf, stats.priority_xon_rx) + \
124 FIELD_SIZEOF(struct i40e_pf, stats.priority_xoff_tx) + \
125 FIELD_SIZEOF(struct i40e_pf, stats.priority_xon_tx) + \
126 FIELD_SIZEOF(struct i40e_pf, stats.priority_xon_2_xoff)) \
128 #define I40E_PF_STATS_LEN(n) (I40E_GLOBAL_STATS_LEN + \
129 I40E_PFC_STATS_LEN + \
130 I40E_VSI_STATS_LEN((n)))
132 enum i40e_ethtool_test_id {
133 I40E_ETH_TEST_REG = 0,
134 I40E_ETH_TEST_EEPROM,
136 I40E_ETH_TEST_LOOPBACK,
140 static const char i40e_gstrings_test[][ETH_GSTRING_LEN] = {
141 "Register test (offline)",
142 "Eeprom test (offline)",
143 "Interrupt test (offline)",
144 "Loopback test (offline)",
145 "Link test (on/offline)"
148 #define I40E_TEST_LEN (sizeof(i40e_gstrings_test) / ETH_GSTRING_LEN)
151 * i40e_get_settings - Get Link Speed and Duplex settings
152 * @netdev: network interface device structure
153 * @ecmd: ethtool command
155 * Reports speed/duplex settings based on media_type
157 static int i40e_get_settings(struct net_device *netdev,
158 struct ethtool_cmd *ecmd)
160 struct i40e_netdev_priv *np = netdev_priv(netdev);
161 struct i40e_pf *pf = np->vsi->back;
162 struct i40e_hw *hw = &pf->hw;
163 struct i40e_link_status *hw_link_info = &hw->phy.link_info;
164 bool link_up = hw_link_info->link_info & I40E_AQ_LINK_UP;
165 u32 link_speed = hw_link_info->link_speed;
167 /* hardware is either in 40G mode or 10G mode
168 * NOTE: this section initializes supported and advertising
170 switch (hw_link_info->phy_type) {
171 case I40E_PHY_TYPE_40GBASE_CR4:
172 case I40E_PHY_TYPE_40GBASE_CR4_CU:
173 ecmd->supported = SUPPORTED_40000baseCR4_Full;
174 ecmd->advertising = ADVERTISED_40000baseCR4_Full;
176 case I40E_PHY_TYPE_40GBASE_KR4:
177 ecmd->supported = SUPPORTED_40000baseKR4_Full;
178 ecmd->advertising = ADVERTISED_40000baseKR4_Full;
180 case I40E_PHY_TYPE_40GBASE_SR4:
181 ecmd->supported = SUPPORTED_40000baseSR4_Full;
182 ecmd->advertising = ADVERTISED_40000baseSR4_Full;
184 case I40E_PHY_TYPE_40GBASE_LR4:
185 ecmd->supported = SUPPORTED_40000baseLR4_Full;
186 ecmd->advertising = ADVERTISED_40000baseLR4_Full;
188 case I40E_PHY_TYPE_10GBASE_KX4:
189 ecmd->supported = SUPPORTED_10000baseKX4_Full;
190 ecmd->advertising = ADVERTISED_10000baseKX4_Full;
192 case I40E_PHY_TYPE_10GBASE_KR:
193 ecmd->supported = SUPPORTED_10000baseKR_Full;
194 ecmd->advertising = ADVERTISED_10000baseKR_Full;
196 case I40E_PHY_TYPE_10GBASE_T:
198 ecmd->supported = SUPPORTED_10000baseT_Full;
199 ecmd->advertising = ADVERTISED_10000baseT_Full;
203 /* for now just say autoneg all the time */
204 ecmd->supported |= SUPPORTED_Autoneg;
206 if (hw->phy.media_type == I40E_MEDIA_TYPE_BACKPLANE) {
207 ecmd->supported |= SUPPORTED_Backplane;
208 ecmd->advertising |= ADVERTISED_Backplane;
209 ecmd->port = PORT_NONE;
210 } else if (hw->phy.media_type == I40E_MEDIA_TYPE_BASET) {
211 ecmd->supported |= SUPPORTED_TP;
212 ecmd->advertising |= ADVERTISED_TP;
213 ecmd->port = PORT_TP;
214 } else if (hw->phy.media_type == I40E_MEDIA_TYPE_DA) {
215 ecmd->supported |= SUPPORTED_FIBRE;
216 ecmd->advertising |= ADVERTISED_FIBRE;
217 ecmd->port = PORT_DA;
219 ecmd->supported |= SUPPORTED_FIBRE;
220 ecmd->advertising |= ADVERTISED_FIBRE;
221 ecmd->port = PORT_FIBRE;
224 ecmd->transceiver = XCVR_EXTERNAL;
227 switch (link_speed) {
228 case I40E_LINK_SPEED_40GB:
229 /* need a SPEED_40000 in ethtool.h */
230 ethtool_cmd_speed_set(ecmd, 40000);
232 case I40E_LINK_SPEED_10GB:
233 ethtool_cmd_speed_set(ecmd, SPEED_10000);
238 ecmd->duplex = DUPLEX_FULL;
240 ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN);
241 ecmd->duplex = DUPLEX_UNKNOWN;
248 * i40e_get_pauseparam - Get Flow Control status
249 * Return tx/rx-pause status
251 static void i40e_get_pauseparam(struct net_device *netdev,
252 struct ethtool_pauseparam *pause)
254 struct i40e_netdev_priv *np = netdev_priv(netdev);
255 struct i40e_pf *pf = np->vsi->back;
256 struct i40e_hw *hw = &pf->hw;
257 struct i40e_link_status *hw_link_info = &hw->phy.link_info;
260 ((hw_link_info->an_info & I40E_AQ_AN_COMPLETED) ?
261 AUTONEG_ENABLE : AUTONEG_DISABLE);
265 if (hw_link_info->an_info & I40E_AQ_LINK_PAUSE_RX)
267 if (hw_link_info->an_info & I40E_AQ_LINK_PAUSE_TX)
271 static u32 i40e_get_msglevel(struct net_device *netdev)
273 struct i40e_netdev_priv *np = netdev_priv(netdev);
274 struct i40e_pf *pf = np->vsi->back;
276 return pf->msg_enable;
279 static void i40e_set_msglevel(struct net_device *netdev, u32 data)
281 struct i40e_netdev_priv *np = netdev_priv(netdev);
282 struct i40e_pf *pf = np->vsi->back;
284 if (I40E_DEBUG_USER & data)
285 pf->hw.debug_mask = data;
286 pf->msg_enable = data;
289 static int i40e_get_regs_len(struct net_device *netdev)
294 for (i = 0; i40e_reg_list[i].offset != 0; i++)
295 reg_count += i40e_reg_list[i].elements;
297 return reg_count * sizeof(u32);
300 static void i40e_get_regs(struct net_device *netdev, struct ethtool_regs *regs,
303 struct i40e_netdev_priv *np = netdev_priv(netdev);
304 struct i40e_pf *pf = np->vsi->back;
305 struct i40e_hw *hw = &pf->hw;
310 /* Tell ethtool which driver-version-specific regs output we have.
312 * At some point, if we have ethtool doing special formatting of
313 * this data, it will rely on this version number to know how to
314 * interpret things. Hence, this needs to be updated if/when the
315 * diags register table is changed.
319 /* loop through the diags reg table for what to print */
321 for (i = 0; i40e_reg_list[i].offset != 0; i++) {
322 for (j = 0; j < i40e_reg_list[i].elements; j++) {
323 reg = i40e_reg_list[i].offset
324 + (j * i40e_reg_list[i].stride);
325 reg_buf[ri++] = rd32(hw, reg);
331 static int i40e_get_eeprom(struct net_device *netdev,
332 struct ethtool_eeprom *eeprom, u8 *bytes)
334 struct i40e_netdev_priv *np = netdev_priv(netdev);
335 struct i40e_hw *hw = &np->vsi->back->hw;
336 int first_word, last_word;
341 if (eeprom->len == 0)
344 eeprom->magic = hw->vendor_id | (hw->device_id << 16);
346 first_word = eeprom->offset >> 1;
347 last_word = (eeprom->offset + eeprom->len - 1) >> 1;
348 eeprom_len = last_word - first_word + 1;
350 eeprom_buff = kmalloc(sizeof(u16) * eeprom_len, GFP_KERNEL);
354 ret_val = i40e_read_nvm_buffer(hw, first_word, &eeprom_len,
356 if (eeprom_len == 0) {
361 /* Device's eeprom is always little-endian, word addressable */
362 for (i = 0; i < eeprom_len; i++)
363 le16_to_cpus(&eeprom_buff[i]);
365 memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len);
371 static int i40e_get_eeprom_len(struct net_device *netdev)
373 struct i40e_netdev_priv *np = netdev_priv(netdev);
374 struct i40e_hw *hw = &np->vsi->back->hw;
376 return hw->nvm.sr_size * 2;
379 static void i40e_get_drvinfo(struct net_device *netdev,
380 struct ethtool_drvinfo *drvinfo)
382 struct i40e_netdev_priv *np = netdev_priv(netdev);
383 struct i40e_vsi *vsi = np->vsi;
384 struct i40e_pf *pf = vsi->back;
386 strlcpy(drvinfo->driver, i40e_driver_name, sizeof(drvinfo->driver));
387 strlcpy(drvinfo->version, i40e_driver_version_str,
388 sizeof(drvinfo->version));
389 strlcpy(drvinfo->fw_version, i40e_fw_version_str(&pf->hw),
390 sizeof(drvinfo->fw_version));
391 strlcpy(drvinfo->bus_info, pci_name(pf->pdev),
392 sizeof(drvinfo->bus_info));
395 static void i40e_get_ringparam(struct net_device *netdev,
396 struct ethtool_ringparam *ring)
398 struct i40e_netdev_priv *np = netdev_priv(netdev);
399 struct i40e_pf *pf = np->vsi->back;
400 struct i40e_vsi *vsi = pf->vsi[pf->lan_vsi];
402 ring->rx_max_pending = I40E_MAX_NUM_DESCRIPTORS;
403 ring->tx_max_pending = I40E_MAX_NUM_DESCRIPTORS;
404 ring->rx_mini_max_pending = 0;
405 ring->rx_jumbo_max_pending = 0;
406 ring->rx_pending = vsi->rx_rings[0]->count;
407 ring->tx_pending = vsi->tx_rings[0]->count;
408 ring->rx_mini_pending = 0;
409 ring->rx_jumbo_pending = 0;
412 static int i40e_set_ringparam(struct net_device *netdev,
413 struct ethtool_ringparam *ring)
415 struct i40e_ring *tx_rings = NULL, *rx_rings = NULL;
416 struct i40e_netdev_priv *np = netdev_priv(netdev);
417 struct i40e_vsi *vsi = np->vsi;
418 struct i40e_pf *pf = vsi->back;
419 u32 new_rx_count, new_tx_count;
422 if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
425 if (ring->tx_pending > I40E_MAX_NUM_DESCRIPTORS ||
426 ring->tx_pending < I40E_MIN_NUM_DESCRIPTORS ||
427 ring->rx_pending > I40E_MAX_NUM_DESCRIPTORS ||
428 ring->rx_pending < I40E_MIN_NUM_DESCRIPTORS) {
430 "Descriptors requested (Tx: %d / Rx: %d) out of range [%d-%d]\n",
431 ring->tx_pending, ring->rx_pending,
432 I40E_MIN_NUM_DESCRIPTORS, I40E_MAX_NUM_DESCRIPTORS);
436 new_tx_count = ALIGN(ring->tx_pending, I40E_REQ_DESCRIPTOR_MULTIPLE);
437 new_rx_count = ALIGN(ring->rx_pending, I40E_REQ_DESCRIPTOR_MULTIPLE);
439 /* if nothing to do return success */
440 if ((new_tx_count == vsi->tx_rings[0]->count) &&
441 (new_rx_count == vsi->rx_rings[0]->count))
444 while (test_and_set_bit(__I40E_CONFIG_BUSY, &pf->state))
445 usleep_range(1000, 2000);
447 if (!netif_running(vsi->netdev)) {
448 /* simple case - set for the next time the netdev is started */
449 for (i = 0; i < vsi->num_queue_pairs; i++) {
450 vsi->tx_rings[i]->count = new_tx_count;
451 vsi->rx_rings[i]->count = new_rx_count;
456 /* We can't just free everything and then setup again,
457 * because the ISRs in MSI-X mode get passed pointers
458 * to the Tx and Rx ring structs.
461 /* alloc updated Tx resources */
462 if (new_tx_count != vsi->tx_rings[0]->count) {
464 "Changing Tx descriptor count from %d to %d.\n",
465 vsi->tx_rings[0]->count, new_tx_count);
466 tx_rings = kcalloc(vsi->alloc_queue_pairs,
467 sizeof(struct i40e_ring), GFP_KERNEL);
473 for (i = 0; i < vsi->num_queue_pairs; i++) {
474 /* clone ring and setup updated count */
475 tx_rings[i] = *vsi->tx_rings[i];
476 tx_rings[i].count = new_tx_count;
477 err = i40e_setup_tx_descriptors(&tx_rings[i]);
481 i40e_free_tx_resources(&tx_rings[i]);
491 /* alloc updated Rx resources */
492 if (new_rx_count != vsi->rx_rings[0]->count) {
494 "Changing Rx descriptor count from %d to %d\n",
495 vsi->rx_rings[0]->count, new_rx_count);
496 rx_rings = kcalloc(vsi->alloc_queue_pairs,
497 sizeof(struct i40e_ring), GFP_KERNEL);
503 for (i = 0; i < vsi->num_queue_pairs; i++) {
504 /* clone ring and setup updated count */
505 rx_rings[i] = *vsi->rx_rings[i];
506 rx_rings[i].count = new_rx_count;
507 err = i40e_setup_rx_descriptors(&rx_rings[i]);
511 i40e_free_rx_resources(&rx_rings[i]);
521 /* Bring interface down, copy in the new ring info,
522 * then restore the interface
527 for (i = 0; i < vsi->num_queue_pairs; i++) {
528 i40e_free_tx_resources(vsi->tx_rings[i]);
529 *vsi->tx_rings[i] = tx_rings[i];
536 for (i = 0; i < vsi->num_queue_pairs; i++) {
537 i40e_free_rx_resources(vsi->rx_rings[i]);
538 *vsi->rx_rings[i] = rx_rings[i];
547 /* error cleanup if the Rx allocations failed after getting Tx */
549 for (i = 0; i < vsi->num_queue_pairs; i++)
550 i40e_free_tx_resources(&tx_rings[i]);
556 clear_bit(__I40E_CONFIG_BUSY, &pf->state);
561 static int i40e_get_sset_count(struct net_device *netdev, int sset)
563 struct i40e_netdev_priv *np = netdev_priv(netdev);
564 struct i40e_vsi *vsi = np->vsi;
565 struct i40e_pf *pf = vsi->back;
569 return I40E_TEST_LEN;
571 if (vsi == pf->vsi[pf->lan_vsi])
572 return I40E_PF_STATS_LEN(netdev);
574 return I40E_VSI_STATS_LEN(netdev);
580 static void i40e_get_ethtool_stats(struct net_device *netdev,
581 struct ethtool_stats *stats, u64 *data)
583 struct i40e_netdev_priv *np = netdev_priv(netdev);
584 struct i40e_vsi *vsi = np->vsi;
585 struct i40e_pf *pf = vsi->back;
589 struct rtnl_link_stats64 *net_stats = i40e_get_vsi_stats_struct(vsi);
592 i40e_update_stats(vsi);
594 for (j = 0; j < I40E_NETDEV_STATS_LEN; j++) {
595 p = (char *)net_stats + i40e_gstrings_net_stats[j].stat_offset;
596 data[i++] = (i40e_gstrings_net_stats[j].sizeof_stat ==
597 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
600 for (j = 0; j < vsi->num_queue_pairs; j++, i += 4) {
601 struct i40e_ring *tx_ring = ACCESS_ONCE(vsi->tx_rings[j]);
602 struct i40e_ring *rx_ring;
607 /* process Tx ring statistics */
609 start = u64_stats_fetch_begin_bh(&tx_ring->syncp);
610 data[i] = tx_ring->stats.packets;
611 data[i + 1] = tx_ring->stats.bytes;
612 } while (u64_stats_fetch_retry_bh(&tx_ring->syncp, start));
614 /* Rx ring is the 2nd half of the queue pair */
615 rx_ring = &tx_ring[1];
617 start = u64_stats_fetch_begin_bh(&rx_ring->syncp);
618 data[i + 2] = rx_ring->stats.packets;
619 data[i + 3] = rx_ring->stats.bytes;
620 } while (u64_stats_fetch_retry_bh(&rx_ring->syncp, start));
623 if (vsi == pf->vsi[pf->lan_vsi]) {
624 for (j = 0; j < I40E_GLOBAL_STATS_LEN; j++) {
625 p = (char *)pf + i40e_gstrings_stats[j].stat_offset;
626 data[i++] = (i40e_gstrings_stats[j].sizeof_stat ==
627 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
629 for (j = 0; j < I40E_MAX_USER_PRIORITY; j++) {
630 data[i++] = pf->stats.priority_xon_tx[j];
631 data[i++] = pf->stats.priority_xoff_tx[j];
633 for (j = 0; j < I40E_MAX_USER_PRIORITY; j++) {
634 data[i++] = pf->stats.priority_xon_rx[j];
635 data[i++] = pf->stats.priority_xoff_rx[j];
637 for (j = 0; j < I40E_MAX_USER_PRIORITY; j++)
638 data[i++] = pf->stats.priority_xon_2_xoff[j];
642 static void i40e_get_strings(struct net_device *netdev, u32 stringset,
645 struct i40e_netdev_priv *np = netdev_priv(netdev);
646 struct i40e_vsi *vsi = np->vsi;
647 struct i40e_pf *pf = vsi->back;
648 char *p = (char *)data;
653 for (i = 0; i < I40E_TEST_LEN; i++) {
654 memcpy(data, i40e_gstrings_test[i], ETH_GSTRING_LEN);
655 data += ETH_GSTRING_LEN;
659 for (i = 0; i < I40E_NETDEV_STATS_LEN; i++) {
660 snprintf(p, ETH_GSTRING_LEN, "%s",
661 i40e_gstrings_net_stats[i].stat_string);
662 p += ETH_GSTRING_LEN;
664 for (i = 0; i < vsi->num_queue_pairs; i++) {
665 snprintf(p, ETH_GSTRING_LEN, "tx-%u.tx_packets", i);
666 p += ETH_GSTRING_LEN;
667 snprintf(p, ETH_GSTRING_LEN, "tx-%u.tx_bytes", i);
668 p += ETH_GSTRING_LEN;
669 snprintf(p, ETH_GSTRING_LEN, "rx-%u.rx_packets", i);
670 p += ETH_GSTRING_LEN;
671 snprintf(p, ETH_GSTRING_LEN, "rx-%u.rx_bytes", i);
672 p += ETH_GSTRING_LEN;
674 if (vsi == pf->vsi[pf->lan_vsi]) {
675 for (i = 0; i < I40E_GLOBAL_STATS_LEN; i++) {
676 snprintf(p, ETH_GSTRING_LEN, "port.%s",
677 i40e_gstrings_stats[i].stat_string);
678 p += ETH_GSTRING_LEN;
680 for (i = 0; i < I40E_MAX_USER_PRIORITY; i++) {
681 snprintf(p, ETH_GSTRING_LEN,
682 "port.tx_priority_%u_xon", i);
683 p += ETH_GSTRING_LEN;
684 snprintf(p, ETH_GSTRING_LEN,
685 "port.tx_priority_%u_xoff", i);
686 p += ETH_GSTRING_LEN;
688 for (i = 0; i < I40E_MAX_USER_PRIORITY; i++) {
689 snprintf(p, ETH_GSTRING_LEN,
690 "port.rx_priority_%u_xon", i);
691 p += ETH_GSTRING_LEN;
692 snprintf(p, ETH_GSTRING_LEN,
693 "port.rx_priority_%u_xoff", i);
694 p += ETH_GSTRING_LEN;
696 for (i = 0; i < I40E_MAX_USER_PRIORITY; i++) {
697 snprintf(p, ETH_GSTRING_LEN,
698 "port.rx_priority_%u_xon_2_xoff", i);
699 p += ETH_GSTRING_LEN;
702 /* BUG_ON(p - data != I40E_STATS_LEN * ETH_GSTRING_LEN); */
707 static int i40e_get_ts_info(struct net_device *dev,
708 struct ethtool_ts_info *info)
710 return ethtool_op_get_ts_info(dev, info);
713 static int i40e_link_test(struct net_device *netdev, u64 *data)
715 struct i40e_netdev_priv *np = netdev_priv(netdev);
716 struct i40e_pf *pf = np->vsi->back;
718 netif_info(pf, hw, netdev, "link test\n");
719 if (i40e_get_link_status(&pf->hw))
727 static int i40e_reg_test(struct net_device *netdev, u64 *data)
729 struct i40e_netdev_priv *np = netdev_priv(netdev);
730 struct i40e_pf *pf = np->vsi->back;
732 netif_info(pf, hw, netdev, "register test\n");
733 *data = i40e_diag_reg_test(&pf->hw);
735 i40e_do_reset(pf, (1 << __I40E_PF_RESET_REQUESTED));
739 static int i40e_eeprom_test(struct net_device *netdev, u64 *data)
741 struct i40e_netdev_priv *np = netdev_priv(netdev);
742 struct i40e_pf *pf = np->vsi->back;
744 netif_info(pf, hw, netdev, "eeprom test\n");
745 *data = i40e_diag_eeprom_test(&pf->hw);
750 static int i40e_intr_test(struct net_device *netdev, u64 *data)
752 struct i40e_netdev_priv *np = netdev_priv(netdev);
753 struct i40e_pf *pf = np->vsi->back;
754 u16 swc_old = pf->sw_int_count;
756 netif_info(pf, hw, netdev, "interrupt test\n");
757 wr32(&pf->hw, I40E_PFINT_DYN_CTL0,
758 (I40E_PFINT_DYN_CTL0_INTENA_MASK |
759 I40E_PFINT_DYN_CTL0_SWINT_TRIG_MASK));
760 usleep_range(1000, 2000);
761 *data = (swc_old == pf->sw_int_count);
766 static int i40e_loopback_test(struct net_device *netdev, u64 *data)
768 struct i40e_netdev_priv *np = netdev_priv(netdev);
769 struct i40e_pf *pf = np->vsi->back;
771 netif_info(pf, hw, netdev, "loopback test not implemented\n");
777 static void i40e_diag_test(struct net_device *netdev,
778 struct ethtool_test *eth_test, u64 *data)
780 struct i40e_netdev_priv *np = netdev_priv(netdev);
781 struct i40e_pf *pf = np->vsi->back;
783 set_bit(__I40E_TESTING, &pf->state);
784 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
786 netif_info(pf, drv, netdev, "offline testing starting\n");
788 /* Link test performed before hardware reset
789 * so autoneg doesn't interfere with test result
791 if (i40e_link_test(netdev, &data[I40E_ETH_TEST_LINK]))
792 eth_test->flags |= ETH_TEST_FL_FAILED;
794 if (i40e_reg_test(netdev, &data[I40E_ETH_TEST_REG]))
795 eth_test->flags |= ETH_TEST_FL_FAILED;
797 if (i40e_eeprom_test(netdev, &data[I40E_ETH_TEST_EEPROM]))
798 eth_test->flags |= ETH_TEST_FL_FAILED;
800 if (i40e_intr_test(netdev, &data[I40E_ETH_TEST_INTR]))
801 eth_test->flags |= ETH_TEST_FL_FAILED;
803 if (i40e_loopback_test(netdev, &data[I40E_ETH_TEST_LOOPBACK]))
804 eth_test->flags |= ETH_TEST_FL_FAILED;
808 netif_info(pf, drv, netdev, "online testing starting\n");
810 if (i40e_link_test(netdev, &data[I40E_ETH_TEST_LINK]))
811 eth_test->flags |= ETH_TEST_FL_FAILED;
813 /* Offline only tests, not run in online; pass by default */
814 data[I40E_ETH_TEST_REG] = 0;
815 data[I40E_ETH_TEST_EEPROM] = 0;
816 data[I40E_ETH_TEST_INTR] = 0;
817 data[I40E_ETH_TEST_LOOPBACK] = 0;
819 clear_bit(__I40E_TESTING, &pf->state);
821 netif_info(pf, drv, netdev, "testing finished\n");
824 static void i40e_get_wol(struct net_device *netdev,
825 struct ethtool_wolinfo *wol)
831 static int i40e_nway_reset(struct net_device *netdev)
833 /* restart autonegotiation */
834 struct i40e_netdev_priv *np = netdev_priv(netdev);
835 struct i40e_pf *pf = np->vsi->back;
836 struct i40e_hw *hw = &pf->hw;
839 ret = i40e_aq_set_link_restart_an(hw, NULL);
841 netdev_info(netdev, "link restart failed, aq_err=%d\n",
842 pf->hw.aq.asq_last_status);
849 static int i40e_set_phys_id(struct net_device *netdev,
850 enum ethtool_phys_id_state state)
852 struct i40e_netdev_priv *np = netdev_priv(netdev);
853 struct i40e_pf *pf = np->vsi->back;
854 struct i40e_hw *hw = &pf->hw;
858 case ETHTOOL_ID_ACTIVE:
859 pf->led_status = i40e_led_get(hw);
862 i40e_led_set(hw, 0xF);
865 i40e_led_set(hw, 0x0);
867 case ETHTOOL_ID_INACTIVE:
868 i40e_led_set(hw, pf->led_status);
875 /* NOTE: i40e hardware uses a conversion factor of 2 for Interrupt
876 * Throttle Rate (ITR) ie. ITR(1) = 2us ITR(10) = 20 us, and also
877 * 125us (8000 interrupts per second) == ITR(62)
880 static int i40e_get_coalesce(struct net_device *netdev,
881 struct ethtool_coalesce *ec)
883 struct i40e_netdev_priv *np = netdev_priv(netdev);
884 struct i40e_vsi *vsi = np->vsi;
886 ec->tx_max_coalesced_frames_irq = vsi->work_limit;
887 ec->rx_max_coalesced_frames_irq = vsi->work_limit;
889 if (ITR_IS_DYNAMIC(vsi->rx_itr_setting))
890 ec->rx_coalesce_usecs = 1;
892 ec->rx_coalesce_usecs = vsi->rx_itr_setting;
894 if (ITR_IS_DYNAMIC(vsi->tx_itr_setting))
895 ec->tx_coalesce_usecs = 1;
897 ec->tx_coalesce_usecs = vsi->tx_itr_setting;
902 static int i40e_set_coalesce(struct net_device *netdev,
903 struct ethtool_coalesce *ec)
905 struct i40e_netdev_priv *np = netdev_priv(netdev);
906 struct i40e_q_vector *q_vector;
907 struct i40e_vsi *vsi = np->vsi;
908 struct i40e_pf *pf = vsi->back;
909 struct i40e_hw *hw = &pf->hw;
913 if (ec->tx_max_coalesced_frames_irq || ec->rx_max_coalesced_frames_irq)
914 vsi->work_limit = ec->tx_max_coalesced_frames_irq;
916 switch (ec->rx_coalesce_usecs) {
918 vsi->rx_itr_setting = 0;
921 vsi->rx_itr_setting = (I40E_ITR_DYNAMIC |
922 ITR_REG_TO_USEC(I40E_ITR_RX_DEF));
925 if ((ec->rx_coalesce_usecs < (I40E_MIN_ITR << 1)) ||
926 (ec->rx_coalesce_usecs > (I40E_MAX_ITR << 1)))
928 vsi->rx_itr_setting = ec->rx_coalesce_usecs;
932 switch (ec->tx_coalesce_usecs) {
934 vsi->tx_itr_setting = 0;
937 vsi->tx_itr_setting = (I40E_ITR_DYNAMIC |
938 ITR_REG_TO_USEC(I40E_ITR_TX_DEF));
941 if ((ec->tx_coalesce_usecs < (I40E_MIN_ITR << 1)) ||
942 (ec->tx_coalesce_usecs > (I40E_MAX_ITR << 1)))
944 vsi->tx_itr_setting = ec->tx_coalesce_usecs;
948 vector = vsi->base_vector;
949 for (i = 0; i < vsi->num_q_vectors; i++, vector++) {
950 q_vector = vsi->q_vectors[i];
951 q_vector->rx.itr = ITR_TO_REG(vsi->rx_itr_setting);
952 wr32(hw, I40E_PFINT_ITRN(0, vector - 1), q_vector->rx.itr);
953 q_vector->tx.itr = ITR_TO_REG(vsi->tx_itr_setting);
954 wr32(hw, I40E_PFINT_ITRN(1, vector - 1), q_vector->tx.itr);
962 * i40e_get_rss_hash_opts - Get RSS hash Input Set for each flow type
963 * @pf: pointer to the physical function struct
964 * @cmd: ethtool rxnfc command
966 * Returns Success if the flow is supported, else Invalid Input.
968 static int i40e_get_rss_hash_opts(struct i40e_pf *pf, struct ethtool_rxnfc *cmd)
972 /* Report default options for RSS on i40e */
973 switch (cmd->flow_type) {
976 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
977 /* fall through to add IP fields */
983 cmd->data |= RXH_IP_SRC | RXH_IP_DST;
987 cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
988 /* fall through to add IP fields */
994 cmd->data |= RXH_IP_SRC | RXH_IP_DST;
1004 * i40e_get_rxnfc - command to get RX flow classification rules
1005 * @netdev: network interface device structure
1006 * @cmd: ethtool rxnfc command
1008 * Returns Success if the command is supported.
1010 static int i40e_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd,
1013 struct i40e_netdev_priv *np = netdev_priv(netdev);
1014 struct i40e_vsi *vsi = np->vsi;
1015 struct i40e_pf *pf = vsi->back;
1016 int ret = -EOPNOTSUPP;
1019 case ETHTOOL_GRXRINGS:
1020 cmd->data = vsi->alloc_queue_pairs;
1024 ret = i40e_get_rss_hash_opts(pf, cmd);
1026 case ETHTOOL_GRXCLSRLCNT:
1029 case ETHTOOL_GRXCLSRULE:
1032 case ETHTOOL_GRXCLSRLALL:
1043 * i40e_set_rss_hash_opt - Enable/Disable flow types for RSS hash
1044 * @pf: pointer to the physical function struct
1045 * @cmd: ethtool rxnfc command
1047 * Returns Success if the flow input set is supported.
1049 static int i40e_set_rss_hash_opt(struct i40e_pf *pf, struct ethtool_rxnfc *nfc)
1051 struct i40e_hw *hw = &pf->hw;
1052 u64 hena = (u64)rd32(hw, I40E_PFQF_HENA(0)) |
1053 ((u64)rd32(hw, I40E_PFQF_HENA(1)) << 32);
1055 /* RSS does not support anything other than hashing
1056 * to queues on src and dst IPs and ports
1058 if (nfc->data & ~(RXH_IP_SRC | RXH_IP_DST |
1059 RXH_L4_B_0_1 | RXH_L4_B_2_3))
1062 /* We need at least the IP SRC and DEST fields for hashing */
1063 if (!(nfc->data & RXH_IP_SRC) ||
1064 !(nfc->data & RXH_IP_DST))
1067 switch (nfc->flow_type) {
1069 switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
1071 hena &= ~((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_TCP);
1073 case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
1074 hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_TCP);
1081 switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
1083 hena &= ~((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_TCP);
1085 case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
1086 hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_TCP);
1093 switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
1096 ~(((u64)1 << I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP) |
1097 ((u64)1 << I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP) |
1098 ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV4));
1100 case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
1102 (((u64)1 << I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP) |
1103 ((u64)1 << I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP) |
1104 ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV4));
1111 switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) {
1114 ~(((u64)1 << I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP) |
1115 ((u64)1 << I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP) |
1116 ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV6));
1118 case (RXH_L4_B_0_1 | RXH_L4_B_2_3):
1120 (((u64)1 << I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP) |
1121 ((u64)1 << I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP) |
1122 ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV6));
1128 case AH_ESP_V4_FLOW:
1132 if ((nfc->data & RXH_L4_B_0_1) ||
1133 (nfc->data & RXH_L4_B_2_3))
1135 hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_OTHER);
1137 case AH_ESP_V6_FLOW:
1141 if ((nfc->data & RXH_L4_B_0_1) ||
1142 (nfc->data & RXH_L4_B_2_3))
1144 hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_OTHER);
1147 hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_OTHER) |
1148 ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV4);
1151 hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_OTHER) |
1152 ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV6);
1158 wr32(hw, I40E_PFQF_HENA(0), (u32)hena);
1159 wr32(hw, I40E_PFQF_HENA(1), (u32)(hena >> 32));
1165 #define IP_HEADER_OFFSET 14
1167 * i40e_add_del_fdir_udpv4 - Add/Remove UDPv4 Flow Director filters for
1168 * a specific flow spec
1169 * @vsi: pointer to the targeted VSI
1170 * @fd_data: the flow director data required from the FDir descriptor
1171 * @ethtool_rx_flow_spec: the flow spec
1172 * @add: true adds a filter, false removes it
1174 * Returns 0 if the filters were successfully added or removed
1176 static int i40e_add_del_fdir_udpv4(struct i40e_vsi *vsi,
1177 struct i40e_fdir_data *fd_data,
1178 struct ethtool_rx_flow_spec *fsp, bool add)
1180 struct i40e_pf *pf = vsi->back;
1187 ip = (struct iphdr *)(fd_data->raw_packet + IP_HEADER_OFFSET);
1188 udp = (struct udphdr *)(fd_data->raw_packet + IP_HEADER_OFFSET
1189 + sizeof(struct iphdr));
1191 ip->saddr = fsp->h_u.tcp_ip4_spec.ip4src;
1192 ip->daddr = fsp->h_u.tcp_ip4_spec.ip4dst;
1193 udp->source = fsp->h_u.tcp_ip4_spec.psrc;
1194 udp->dest = fsp->h_u.tcp_ip4_spec.pdst;
1196 for (i = I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP;
1197 i <= I40E_FILTER_PCTYPE_NONF_IPV4_UDP; i++) {
1198 fd_data->pctype = i;
1199 ret = i40e_program_fdir_filter(fd_data, pf, add);
1202 dev_info(&pf->pdev->dev,
1203 "Filter command send failed for PCTYPE %d (ret = %d)\n",
1204 fd_data->pctype, ret);
1207 dev_info(&pf->pdev->dev,
1208 "Filter OK for PCTYPE %d (ret = %d)\n",
1209 fd_data->pctype, ret);
1213 return err ? -EOPNOTSUPP : 0;
1217 * i40e_add_del_fdir_tcpv4 - Add/Remove TCPv4 Flow Director filters for
1218 * a specific flow spec
1219 * @vsi: pointer to the targeted VSI
1220 * @fd_data: the flow director data required from the FDir descriptor
1221 * @ethtool_rx_flow_spec: the flow spec
1222 * @add: true adds a filter, false removes it
1224 * Returns 0 if the filters were successfully added or removed
1226 static int i40e_add_del_fdir_tcpv4(struct i40e_vsi *vsi,
1227 struct i40e_fdir_data *fd_data,
1228 struct ethtool_rx_flow_spec *fsp, bool add)
1230 struct i40e_pf *pf = vsi->back;
1236 ip = (struct iphdr *)(fd_data->raw_packet + IP_HEADER_OFFSET);
1237 tcp = (struct tcphdr *)(fd_data->raw_packet + IP_HEADER_OFFSET
1238 + sizeof(struct iphdr));
1240 ip->daddr = fsp->h_u.tcp_ip4_spec.ip4dst;
1241 tcp->dest = fsp->h_u.tcp_ip4_spec.pdst;
1243 fd_data->pctype = I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN;
1244 ret = i40e_program_fdir_filter(fd_data, pf, add);
1247 dev_info(&pf->pdev->dev,
1248 "Filter command send failed for PCTYPE %d (ret = %d)\n",
1249 fd_data->pctype, ret);
1252 dev_info(&pf->pdev->dev, "Filter OK for PCTYPE %d (ret = %d)\n",
1253 fd_data->pctype, ret);
1256 ip->saddr = fsp->h_u.tcp_ip4_spec.ip4src;
1257 tcp->source = fsp->h_u.tcp_ip4_spec.psrc;
1259 fd_data->pctype = I40E_FILTER_PCTYPE_NONF_IPV4_TCP;
1261 ret = i40e_program_fdir_filter(fd_data, pf, add);
1263 dev_info(&pf->pdev->dev,
1264 "Filter command send failed for PCTYPE %d (ret = %d)\n",
1265 fd_data->pctype, ret);
1268 dev_info(&pf->pdev->dev, "Filter OK for PCTYPE %d (ret = %d)\n",
1269 fd_data->pctype, ret);
1272 return err ? -EOPNOTSUPP : 0;
1276 * i40e_add_del_fdir_sctpv4 - Add/Remove SCTPv4 Flow Director filters for
1277 * a specific flow spec
1278 * @vsi: pointer to the targeted VSI
1279 * @fd_data: the flow director data required from the FDir descriptor
1280 * @ethtool_rx_flow_spec: the flow spec
1281 * @add: true adds a filter, false removes it
1283 * Returns 0 if the filters were successfully added or removed
1285 static int i40e_add_del_fdir_sctpv4(struct i40e_vsi *vsi,
1286 struct i40e_fdir_data *fd_data,
1287 struct ethtool_rx_flow_spec *fsp, bool add)
1293 * i40e_add_del_fdir_ipv4 - Add/Remove IPv4 Flow Director filters for
1294 * a specific flow spec
1295 * @vsi: pointer to the targeted VSI
1296 * @fd_data: the flow director data required for the FDir descriptor
1297 * @fsp: the ethtool flow spec
1298 * @add: true adds a filter, false removes it
1300 * Returns 0 if the filters were successfully added or removed
1302 static int i40e_add_del_fdir_ipv4(struct i40e_vsi *vsi,
1303 struct i40e_fdir_data *fd_data,
1304 struct ethtool_rx_flow_spec *fsp, bool add)
1306 struct i40e_pf *pf = vsi->back;
1312 ip = (struct iphdr *)(fd_data->raw_packet + IP_HEADER_OFFSET);
1314 ip->saddr = fsp->h_u.usr_ip4_spec.ip4src;
1315 ip->daddr = fsp->h_u.usr_ip4_spec.ip4dst;
1316 ip->protocol = fsp->h_u.usr_ip4_spec.proto;
1318 for (i = I40E_FILTER_PCTYPE_NONF_IPV4_OTHER;
1319 i <= I40E_FILTER_PCTYPE_FRAG_IPV4; i++) {
1320 fd_data->pctype = i;
1321 ret = i40e_program_fdir_filter(fd_data, pf, add);
1324 dev_info(&pf->pdev->dev,
1325 "Filter command send failed for PCTYPE %d (ret = %d)\n",
1326 fd_data->pctype, ret);
1329 dev_info(&pf->pdev->dev,
1330 "Filter OK for PCTYPE %d (ret = %d)\n",
1331 fd_data->pctype, ret);
1335 return err ? -EOPNOTSUPP : 0;
1339 * i40e_add_del_fdir_ethtool - Add/Remove Flow Director filters for
1340 * a specific flow spec based on their protocol
1341 * @vsi: pointer to the targeted VSI
1342 * @cmd: command to get or set RX flow classification rules
1343 * @add: true adds a filter, false removes it
1345 * Returns 0 if the filters were successfully added or removed
1347 static int i40e_add_del_fdir_ethtool(struct i40e_vsi *vsi,
1348 struct ethtool_rxnfc *cmd, bool add)
1350 struct i40e_fdir_data fd_data;
1353 struct ethtool_rx_flow_spec *fsp =
1354 (struct ethtool_rx_flow_spec *)&cmd->fs;
1361 if ((fsp->ring_cookie != RX_CLS_FLOW_DISC) &&
1362 (fsp->ring_cookie >= vsi->num_queue_pairs))
1365 /* Populate the Flow Director that we have at the moment
1366 * and allocate the raw packet buffer for the calling functions
1368 fd_data.raw_packet = kzalloc(I40E_FDIR_MAX_RAW_PACKET_LOOKUP,
1371 if (!fd_data.raw_packet) {
1372 dev_info(&pf->pdev->dev, "Could not allocate memory\n");
1376 fd_data.q_index = fsp->ring_cookie;
1377 fd_data.flex_off = 0;
1379 fd_data.dest_vsi = vsi->id;
1380 fd_data.dest_ctl = 0;
1381 fd_data.fd_status = 0;
1382 fd_data.cnt_index = 0;
1385 switch (fsp->flow_type & ~FLOW_EXT) {
1387 ret = i40e_add_del_fdir_tcpv4(vsi, &fd_data, fsp, add);
1390 ret = i40e_add_del_fdir_udpv4(vsi, &fd_data, fsp, add);
1393 ret = i40e_add_del_fdir_sctpv4(vsi, &fd_data, fsp, add);
1396 ret = i40e_add_del_fdir_ipv4(vsi, &fd_data, fsp, add);
1399 switch (fsp->h_u.usr_ip4_spec.proto) {
1401 ret = i40e_add_del_fdir_tcpv4(vsi, &fd_data, fsp, add);
1404 ret = i40e_add_del_fdir_udpv4(vsi, &fd_data, fsp, add);
1407 ret = i40e_add_del_fdir_sctpv4(vsi, &fd_data, fsp, add);
1410 ret = i40e_add_del_fdir_ipv4(vsi, &fd_data, fsp, add);
1415 dev_info(&pf->pdev->dev, "Could not specify spec type\n");
1419 kfree(fd_data.raw_packet);
1420 fd_data.raw_packet = NULL;
1425 * i40e_set_rxnfc - command to set RX flow classification rules
1426 * @netdev: network interface device structure
1427 * @cmd: ethtool rxnfc command
1429 * Returns Success if the command is supported.
1431 static int i40e_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd)
1433 struct i40e_netdev_priv *np = netdev_priv(netdev);
1434 struct i40e_vsi *vsi = np->vsi;
1435 struct i40e_pf *pf = vsi->back;
1436 int ret = -EOPNOTSUPP;
1440 ret = i40e_set_rss_hash_opt(pf, cmd);
1442 case ETHTOOL_SRXCLSRLINS:
1443 ret = i40e_add_del_fdir_ethtool(vsi, cmd, true);
1445 case ETHTOOL_SRXCLSRLDEL:
1446 ret = i40e_add_del_fdir_ethtool(vsi, cmd, false);
1455 static const struct ethtool_ops i40e_ethtool_ops = {
1456 .get_settings = i40e_get_settings,
1457 .get_drvinfo = i40e_get_drvinfo,
1458 .get_regs_len = i40e_get_regs_len,
1459 .get_regs = i40e_get_regs,
1460 .nway_reset = i40e_nway_reset,
1461 .get_link = ethtool_op_get_link,
1462 .get_wol = i40e_get_wol,
1463 .get_eeprom_len = i40e_get_eeprom_len,
1464 .get_eeprom = i40e_get_eeprom,
1465 .get_ringparam = i40e_get_ringparam,
1466 .set_ringparam = i40e_set_ringparam,
1467 .get_pauseparam = i40e_get_pauseparam,
1468 .get_msglevel = i40e_get_msglevel,
1469 .set_msglevel = i40e_set_msglevel,
1470 .get_rxnfc = i40e_get_rxnfc,
1471 .set_rxnfc = i40e_set_rxnfc,
1472 .self_test = i40e_diag_test,
1473 .get_strings = i40e_get_strings,
1474 .set_phys_id = i40e_set_phys_id,
1475 .get_sset_count = i40e_get_sset_count,
1476 .get_ethtool_stats = i40e_get_ethtool_stats,
1477 .get_coalesce = i40e_get_coalesce,
1478 .set_coalesce = i40e_set_coalesce,
1479 .get_ts_info = i40e_get_ts_info,
1482 void i40e_set_ethtool_ops(struct net_device *netdev)
1484 SET_ETHTOOL_OPS(netdev, &i40e_ethtool_ops);