1e6550b3eSThomas Gleixner // SPDX-License-Identifier: GPL-2.0-only
2e6550b3eSThomas Gleixner // Copyright 2013 Cisco Systems, Inc. All rights reserved.
3f13bbc2fSNeel Patel
4f13bbc2fSNeel Patel #include <linux/netdevice.h>
5f13bbc2fSNeel Patel #include <linux/ethtool.h>
6fb7516d4SGovindarajulu Varadarajan #include <linux/net_tstamp.h>
7f13bbc2fSNeel Patel
8f13bbc2fSNeel Patel #include "enic_res.h"
9f13bbc2fSNeel Patel #include "enic.h"
10f13bbc2fSNeel Patel #include "enic_dev.h"
113762ff8fSGovindarajulu Varadarajan #include "enic_clsf.h"
124f675eb2SGovindarajulu Varadarajan #include "vnic_rss.h"
1358feff07SGovindarajulu Varadarajan #include "vnic_stats.h"
14f13bbc2fSNeel Patel
15f13bbc2fSNeel Patel struct enic_stat {
16f13bbc2fSNeel Patel char name[ETH_GSTRING_LEN];
17f13bbc2fSNeel Patel unsigned int index;
18f13bbc2fSNeel Patel };
19f13bbc2fSNeel Patel
20f13bbc2fSNeel Patel #define ENIC_TX_STAT(stat) { \
21f13bbc2fSNeel Patel .name = #stat, \
22f13bbc2fSNeel Patel .index = offsetof(struct vnic_tx_stats, stat) / sizeof(u64) \
23f13bbc2fSNeel Patel }
24f13bbc2fSNeel Patel
25f13bbc2fSNeel Patel #define ENIC_RX_STAT(stat) { \
26f13bbc2fSNeel Patel .name = #stat, \
27f13bbc2fSNeel Patel .index = offsetof(struct vnic_rx_stats, stat) / sizeof(u64) \
28f13bbc2fSNeel Patel }
29f13bbc2fSNeel Patel
3058feff07SGovindarajulu Varadarajan #define ENIC_GEN_STAT(stat) { \
3158feff07SGovindarajulu Varadarajan .name = #stat, \
3258feff07SGovindarajulu Varadarajan .index = offsetof(struct vnic_gen_stats, stat) / sizeof(u64)\
3358feff07SGovindarajulu Varadarajan }
3458feff07SGovindarajulu Varadarajan
35f13bbc2fSNeel Patel static const struct enic_stat enic_tx_stats[] = {
36f13bbc2fSNeel Patel ENIC_TX_STAT(tx_frames_ok),
37f13bbc2fSNeel Patel ENIC_TX_STAT(tx_unicast_frames_ok),
38f13bbc2fSNeel Patel ENIC_TX_STAT(tx_multicast_frames_ok),
39f13bbc2fSNeel Patel ENIC_TX_STAT(tx_broadcast_frames_ok),
40f13bbc2fSNeel Patel ENIC_TX_STAT(tx_bytes_ok),
41f13bbc2fSNeel Patel ENIC_TX_STAT(tx_unicast_bytes_ok),
42f13bbc2fSNeel Patel ENIC_TX_STAT(tx_multicast_bytes_ok),
43f13bbc2fSNeel Patel ENIC_TX_STAT(tx_broadcast_bytes_ok),
44f13bbc2fSNeel Patel ENIC_TX_STAT(tx_drops),
45f13bbc2fSNeel Patel ENIC_TX_STAT(tx_errors),
46f13bbc2fSNeel Patel ENIC_TX_STAT(tx_tso),
47f13bbc2fSNeel Patel };
48f13bbc2fSNeel Patel
49f13bbc2fSNeel Patel static const struct enic_stat enic_rx_stats[] = {
50f13bbc2fSNeel Patel ENIC_RX_STAT(rx_frames_ok),
51f13bbc2fSNeel Patel ENIC_RX_STAT(rx_frames_total),
52f13bbc2fSNeel Patel ENIC_RX_STAT(rx_unicast_frames_ok),
53f13bbc2fSNeel Patel ENIC_RX_STAT(rx_multicast_frames_ok),
54f13bbc2fSNeel Patel ENIC_RX_STAT(rx_broadcast_frames_ok),
55f13bbc2fSNeel Patel ENIC_RX_STAT(rx_bytes_ok),
56f13bbc2fSNeel Patel ENIC_RX_STAT(rx_unicast_bytes_ok),
57f13bbc2fSNeel Patel ENIC_RX_STAT(rx_multicast_bytes_ok),
58f13bbc2fSNeel Patel ENIC_RX_STAT(rx_broadcast_bytes_ok),
59f13bbc2fSNeel Patel ENIC_RX_STAT(rx_drop),
60f13bbc2fSNeel Patel ENIC_RX_STAT(rx_no_bufs),
61f13bbc2fSNeel Patel ENIC_RX_STAT(rx_errors),
62f13bbc2fSNeel Patel ENIC_RX_STAT(rx_rss),
63f13bbc2fSNeel Patel ENIC_RX_STAT(rx_crc_errors),
64f13bbc2fSNeel Patel ENIC_RX_STAT(rx_frames_64),
65f13bbc2fSNeel Patel ENIC_RX_STAT(rx_frames_127),
66f13bbc2fSNeel Patel ENIC_RX_STAT(rx_frames_255),
67f13bbc2fSNeel Patel ENIC_RX_STAT(rx_frames_511),
68f13bbc2fSNeel Patel ENIC_RX_STAT(rx_frames_1023),
69f13bbc2fSNeel Patel ENIC_RX_STAT(rx_frames_1518),
70f13bbc2fSNeel Patel ENIC_RX_STAT(rx_frames_to_max),
71f13bbc2fSNeel Patel };
72f13bbc2fSNeel Patel
7358feff07SGovindarajulu Varadarajan static const struct enic_stat enic_gen_stats[] = {
7458feff07SGovindarajulu Varadarajan ENIC_GEN_STAT(dma_map_error),
7558feff07SGovindarajulu Varadarajan };
7658feff07SGovindarajulu Varadarajan
77f13bbc2fSNeel Patel static const unsigned int enic_n_tx_stats = ARRAY_SIZE(enic_tx_stats);
78f13bbc2fSNeel Patel static const unsigned int enic_n_rx_stats = ARRAY_SIZE(enic_rx_stats);
7958feff07SGovindarajulu Varadarajan static const unsigned int enic_n_gen_stats = ARRAY_SIZE(enic_gen_stats);
80f13bbc2fSNeel Patel
enic_intr_coal_set_rx(struct enic * enic,u32 timer)81a20667bfSLad, Prabhakar static void enic_intr_coal_set_rx(struct enic *enic, u32 timer)
827c2ce6e6SSujith Sankar {
837c2ce6e6SSujith Sankar int i;
847c2ce6e6SSujith Sankar int intr;
857c2ce6e6SSujith Sankar
867c2ce6e6SSujith Sankar for (i = 0; i < enic->rq_count; i++) {
877c2ce6e6SSujith Sankar intr = enic_msix_rq_intr(enic, i);
887c2ce6e6SSujith Sankar vnic_intr_coalescing_timer_set(&enic->intr[intr], timer);
897c2ce6e6SSujith Sankar }
907c2ce6e6SSujith Sankar }
917c2ce6e6SSujith Sankar
enic_get_ksettings(struct net_device * netdev,struct ethtool_link_ksettings * ecmd)927659f50cSPhilippe Reynes static int enic_get_ksettings(struct net_device *netdev,
937659f50cSPhilippe Reynes struct ethtool_link_ksettings *ecmd)
94f13bbc2fSNeel Patel {
95f13bbc2fSNeel Patel struct enic *enic = netdev_priv(netdev);
967659f50cSPhilippe Reynes struct ethtool_link_settings *base = &ecmd->base;
97f13bbc2fSNeel Patel
987659f50cSPhilippe Reynes ethtool_link_ksettings_add_link_mode(ecmd, supported,
997659f50cSPhilippe Reynes 10000baseT_Full);
1007659f50cSPhilippe Reynes ethtool_link_ksettings_add_link_mode(ecmd, supported, FIBRE);
1017659f50cSPhilippe Reynes ethtool_link_ksettings_add_link_mode(ecmd, advertising,
1027659f50cSPhilippe Reynes 10000baseT_Full);
1037659f50cSPhilippe Reynes ethtool_link_ksettings_add_link_mode(ecmd, advertising, FIBRE);
1047659f50cSPhilippe Reynes base->port = PORT_FIBRE;
105f13bbc2fSNeel Patel
106f13bbc2fSNeel Patel if (netif_carrier_ok(netdev)) {
1077659f50cSPhilippe Reynes base->speed = vnic_dev_port_speed(enic->vdev);
1087659f50cSPhilippe Reynes base->duplex = DUPLEX_FULL;
109f13bbc2fSNeel Patel } else {
1107659f50cSPhilippe Reynes base->speed = SPEED_UNKNOWN;
1117659f50cSPhilippe Reynes base->duplex = DUPLEX_UNKNOWN;
112f13bbc2fSNeel Patel }
113f13bbc2fSNeel Patel
1147659f50cSPhilippe Reynes base->autoneg = AUTONEG_DISABLE;
115f13bbc2fSNeel Patel
116f13bbc2fSNeel Patel return 0;
117f13bbc2fSNeel Patel }
118f13bbc2fSNeel Patel
enic_get_drvinfo(struct net_device * netdev,struct ethtool_drvinfo * drvinfo)119f13bbc2fSNeel Patel static void enic_get_drvinfo(struct net_device *netdev,
120f13bbc2fSNeel Patel struct ethtool_drvinfo *drvinfo)
121f13bbc2fSNeel Patel {
122f13bbc2fSNeel Patel struct enic *enic = netdev_priv(netdev);
123f13bbc2fSNeel Patel struct vnic_devcmd_fw_info *fw_info;
12419b596bdSGovindarajulu Varadarajan int err;
125f13bbc2fSNeel Patel
12619b596bdSGovindarajulu Varadarajan err = enic_dev_fw_info(enic, &fw_info);
127f947fcafSCai Huoqing /* return only when dma_alloc_coherent fails in vnic_dev_fw_info
12819b596bdSGovindarajulu Varadarajan * For other failures, like devcmd failure, we return previously
12919b596bdSGovindarajulu Varadarajan * recorded info.
13019b596bdSGovindarajulu Varadarajan */
13119b596bdSGovindarajulu Varadarajan if (err == -ENOMEM)
13219b596bdSGovindarajulu Varadarajan return;
133f13bbc2fSNeel Patel
134*f029c781SWolfram Sang strscpy(drvinfo->driver, DRV_NAME, sizeof(drvinfo->driver));
135*f029c781SWolfram Sang strscpy(drvinfo->fw_version, fw_info->fw_version,
136f13bbc2fSNeel Patel sizeof(drvinfo->fw_version));
137*f029c781SWolfram Sang strscpy(drvinfo->bus_info, pci_name(enic->pdev),
138f13bbc2fSNeel Patel sizeof(drvinfo->bus_info));
139f13bbc2fSNeel Patel }
140f13bbc2fSNeel Patel
enic_get_strings(struct net_device * netdev,u32 stringset,u8 * data)141f13bbc2fSNeel Patel static void enic_get_strings(struct net_device *netdev, u32 stringset,
142f13bbc2fSNeel Patel u8 *data)
143f13bbc2fSNeel Patel {
144f13bbc2fSNeel Patel unsigned int i;
145f13bbc2fSNeel Patel
146f13bbc2fSNeel Patel switch (stringset) {
147f13bbc2fSNeel Patel case ETH_SS_STATS:
148f13bbc2fSNeel Patel for (i = 0; i < enic_n_tx_stats; i++) {
149f13bbc2fSNeel Patel memcpy(data, enic_tx_stats[i].name, ETH_GSTRING_LEN);
150f13bbc2fSNeel Patel data += ETH_GSTRING_LEN;
151f13bbc2fSNeel Patel }
152f13bbc2fSNeel Patel for (i = 0; i < enic_n_rx_stats; i++) {
153f13bbc2fSNeel Patel memcpy(data, enic_rx_stats[i].name, ETH_GSTRING_LEN);
154f13bbc2fSNeel Patel data += ETH_GSTRING_LEN;
155f13bbc2fSNeel Patel }
15658feff07SGovindarajulu Varadarajan for (i = 0; i < enic_n_gen_stats; i++) {
15758feff07SGovindarajulu Varadarajan memcpy(data, enic_gen_stats[i].name, ETH_GSTRING_LEN);
15858feff07SGovindarajulu Varadarajan data += ETH_GSTRING_LEN;
15958feff07SGovindarajulu Varadarajan }
160f13bbc2fSNeel Patel break;
161f13bbc2fSNeel Patel }
162f13bbc2fSNeel Patel }
163f13bbc2fSNeel Patel
enic_get_ringparam(struct net_device * netdev,struct ethtool_ringparam * ring,struct kernel_ethtool_ringparam * kernel_ring,struct netlink_ext_ack * extack)164ed519b74SParvi Kaustubhi static void enic_get_ringparam(struct net_device *netdev,
16574624944SHao Chen struct ethtool_ringparam *ring,
16674624944SHao Chen struct kernel_ethtool_ringparam *kernel_ring,
16774624944SHao Chen struct netlink_ext_ack *extack)
168ed519b74SParvi Kaustubhi {
169ed519b74SParvi Kaustubhi struct enic *enic = netdev_priv(netdev);
170ed519b74SParvi Kaustubhi struct vnic_enet_config *c = &enic->config;
171ed519b74SParvi Kaustubhi
172ed519b74SParvi Kaustubhi ring->rx_max_pending = ENIC_MAX_RQ_DESCS;
173ed519b74SParvi Kaustubhi ring->rx_pending = c->rq_desc_count;
174ed519b74SParvi Kaustubhi ring->tx_max_pending = ENIC_MAX_WQ_DESCS;
175ed519b74SParvi Kaustubhi ring->tx_pending = c->wq_desc_count;
176ed519b74SParvi Kaustubhi }
177ed519b74SParvi Kaustubhi
enic_set_ringparam(struct net_device * netdev,struct ethtool_ringparam * ring,struct kernel_ethtool_ringparam * kernel_ring,struct netlink_ext_ack * extack)178ed519b74SParvi Kaustubhi static int enic_set_ringparam(struct net_device *netdev,
17974624944SHao Chen struct ethtool_ringparam *ring,
18074624944SHao Chen struct kernel_ethtool_ringparam *kernel_ring,
18174624944SHao Chen struct netlink_ext_ack *extack)
182ed519b74SParvi Kaustubhi {
183ed519b74SParvi Kaustubhi struct enic *enic = netdev_priv(netdev);
184ed519b74SParvi Kaustubhi struct vnic_enet_config *c = &enic->config;
185ed519b74SParvi Kaustubhi int running = netif_running(netdev);
186ed519b74SParvi Kaustubhi unsigned int rx_pending;
187ed519b74SParvi Kaustubhi unsigned int tx_pending;
188ed519b74SParvi Kaustubhi int err = 0;
189ed519b74SParvi Kaustubhi
190ed519b74SParvi Kaustubhi if (ring->rx_mini_max_pending || ring->rx_mini_pending) {
191ed519b74SParvi Kaustubhi netdev_info(netdev,
192ed519b74SParvi Kaustubhi "modifying mini ring params is not supported");
193ed519b74SParvi Kaustubhi return -EINVAL;
194ed519b74SParvi Kaustubhi }
195ed519b74SParvi Kaustubhi if (ring->rx_jumbo_max_pending || ring->rx_jumbo_pending) {
196ed519b74SParvi Kaustubhi netdev_info(netdev,
197ed519b74SParvi Kaustubhi "modifying jumbo ring params is not supported");
198ed519b74SParvi Kaustubhi return -EINVAL;
199ed519b74SParvi Kaustubhi }
200ed519b74SParvi Kaustubhi rx_pending = c->rq_desc_count;
201ed519b74SParvi Kaustubhi tx_pending = c->wq_desc_count;
202ed519b74SParvi Kaustubhi if (ring->rx_pending > ENIC_MAX_RQ_DESCS ||
203ed519b74SParvi Kaustubhi ring->rx_pending < ENIC_MIN_RQ_DESCS) {
204ed519b74SParvi Kaustubhi netdev_info(netdev, "rx pending (%u) not in range [%u,%u]",
205ed519b74SParvi Kaustubhi ring->rx_pending, ENIC_MIN_RQ_DESCS,
206ed519b74SParvi Kaustubhi ENIC_MAX_RQ_DESCS);
207ed519b74SParvi Kaustubhi return -EINVAL;
208ed519b74SParvi Kaustubhi }
209ed519b74SParvi Kaustubhi if (ring->tx_pending > ENIC_MAX_WQ_DESCS ||
210ed519b74SParvi Kaustubhi ring->tx_pending < ENIC_MIN_WQ_DESCS) {
211ed519b74SParvi Kaustubhi netdev_info(netdev, "tx pending (%u) not in range [%u,%u]",
212ed519b74SParvi Kaustubhi ring->tx_pending, ENIC_MIN_WQ_DESCS,
213ed519b74SParvi Kaustubhi ENIC_MAX_WQ_DESCS);
214ed519b74SParvi Kaustubhi return -EINVAL;
215ed519b74SParvi Kaustubhi }
216ed519b74SParvi Kaustubhi if (running)
217ed519b74SParvi Kaustubhi dev_close(netdev);
218ed519b74SParvi Kaustubhi c->rq_desc_count =
219ed519b74SParvi Kaustubhi ring->rx_pending & 0xffffffe0; /* must be aligned to groups of 32 */
220ed519b74SParvi Kaustubhi c->wq_desc_count =
221ed519b74SParvi Kaustubhi ring->tx_pending & 0xffffffe0; /* must be aligned to groups of 32 */
222ed519b74SParvi Kaustubhi enic_free_vnic_resources(enic);
223ed519b74SParvi Kaustubhi err = enic_alloc_vnic_resources(enic);
224ed519b74SParvi Kaustubhi if (err) {
225ed519b74SParvi Kaustubhi netdev_err(netdev,
226ed519b74SParvi Kaustubhi "Failed to alloc vNIC resources, aborting\n");
227ed519b74SParvi Kaustubhi enic_free_vnic_resources(enic);
228ed519b74SParvi Kaustubhi goto err_out;
229ed519b74SParvi Kaustubhi }
230ed519b74SParvi Kaustubhi enic_init_vnic_resources(enic);
231ed519b74SParvi Kaustubhi if (running) {
23200f54e68SPetr Machata err = dev_open(netdev, NULL);
233ed519b74SParvi Kaustubhi if (err)
234ed519b74SParvi Kaustubhi goto err_out;
235ed519b74SParvi Kaustubhi }
236ed519b74SParvi Kaustubhi return 0;
237ed519b74SParvi Kaustubhi err_out:
238ed519b74SParvi Kaustubhi c->rq_desc_count = rx_pending;
239ed519b74SParvi Kaustubhi c->wq_desc_count = tx_pending;
240ed519b74SParvi Kaustubhi return err;
241ed519b74SParvi Kaustubhi }
242ed519b74SParvi Kaustubhi
enic_get_sset_count(struct net_device * netdev,int sset)243f13bbc2fSNeel Patel static int enic_get_sset_count(struct net_device *netdev, int sset)
244f13bbc2fSNeel Patel {
245f13bbc2fSNeel Patel switch (sset) {
246f13bbc2fSNeel Patel case ETH_SS_STATS:
24758feff07SGovindarajulu Varadarajan return enic_n_tx_stats + enic_n_rx_stats + enic_n_gen_stats;
248f13bbc2fSNeel Patel default:
249f13bbc2fSNeel Patel return -EOPNOTSUPP;
250f13bbc2fSNeel Patel }
251f13bbc2fSNeel Patel }
252f13bbc2fSNeel Patel
enic_get_ethtool_stats(struct net_device * netdev,struct ethtool_stats * stats,u64 * data)253f13bbc2fSNeel Patel static void enic_get_ethtool_stats(struct net_device *netdev,
254f13bbc2fSNeel Patel struct ethtool_stats *stats, u64 *data)
255f13bbc2fSNeel Patel {
256f13bbc2fSNeel Patel struct enic *enic = netdev_priv(netdev);
257f13bbc2fSNeel Patel struct vnic_stats *vstats;
258f13bbc2fSNeel Patel unsigned int i;
25919b596bdSGovindarajulu Varadarajan int err;
260f13bbc2fSNeel Patel
26119b596bdSGovindarajulu Varadarajan err = enic_dev_stats_dump(enic, &vstats);
262f947fcafSCai Huoqing /* return only when dma_alloc_coherent fails in vnic_dev_stats_dump
26319b596bdSGovindarajulu Varadarajan * For other failures, like devcmd failure, we return previously
26419b596bdSGovindarajulu Varadarajan * recorded stats.
26519b596bdSGovindarajulu Varadarajan */
26619b596bdSGovindarajulu Varadarajan if (err == -ENOMEM)
26719b596bdSGovindarajulu Varadarajan return;
268f13bbc2fSNeel Patel
269f13bbc2fSNeel Patel for (i = 0; i < enic_n_tx_stats; i++)
270f13bbc2fSNeel Patel *(data++) = ((u64 *)&vstats->tx)[enic_tx_stats[i].index];
271f13bbc2fSNeel Patel for (i = 0; i < enic_n_rx_stats; i++)
272f13bbc2fSNeel Patel *(data++) = ((u64 *)&vstats->rx)[enic_rx_stats[i].index];
27358feff07SGovindarajulu Varadarajan for (i = 0; i < enic_n_gen_stats; i++)
27458feff07SGovindarajulu Varadarajan *(data++) = ((u64 *)&enic->gen_stats)[enic_gen_stats[i].index];
275f13bbc2fSNeel Patel }
276f13bbc2fSNeel Patel
enic_get_msglevel(struct net_device * netdev)277f13bbc2fSNeel Patel static u32 enic_get_msglevel(struct net_device *netdev)
278f13bbc2fSNeel Patel {
279f13bbc2fSNeel Patel struct enic *enic = netdev_priv(netdev);
280f13bbc2fSNeel Patel return enic->msg_enable;
281f13bbc2fSNeel Patel }
282f13bbc2fSNeel Patel
enic_set_msglevel(struct net_device * netdev,u32 value)283f13bbc2fSNeel Patel static void enic_set_msglevel(struct net_device *netdev, u32 value)
284f13bbc2fSNeel Patel {
285f13bbc2fSNeel Patel struct enic *enic = netdev_priv(netdev);
286f13bbc2fSNeel Patel enic->msg_enable = value;
287f13bbc2fSNeel Patel }
288f13bbc2fSNeel Patel
enic_get_coalesce(struct net_device * netdev,struct ethtool_coalesce * ecmd,struct kernel_ethtool_coalesce * kernel_coal,struct netlink_ext_ack * extack)289f13bbc2fSNeel Patel static int enic_get_coalesce(struct net_device *netdev,
290f3ccfda1SYufeng Mo struct ethtool_coalesce *ecmd,
291f3ccfda1SYufeng Mo struct kernel_ethtool_coalesce *kernel_coal,
292f3ccfda1SYufeng Mo struct netlink_ext_ack *extack)
293f13bbc2fSNeel Patel {
294f13bbc2fSNeel Patel struct enic *enic = netdev_priv(netdev);
2957c2ce6e6SSujith Sankar struct enic_rx_coal *rxcoal = &enic->rx_coalesce_setting;
296f13bbc2fSNeel Patel
297d9382bdaSGovindarajulu Varadarajan if (vnic_dev_get_intr_mode(enic->vdev) == VNIC_DEV_INTR_MODE_MSIX)
298f13bbc2fSNeel Patel ecmd->tx_coalesce_usecs = enic->tx_coalesce_usecs;
299f13bbc2fSNeel Patel ecmd->rx_coalesce_usecs = enic->rx_coalesce_usecs;
3007c2ce6e6SSujith Sankar if (rxcoal->use_adaptive_rx_coalesce)
3017c2ce6e6SSujith Sankar ecmd->use_adaptive_rx_coalesce = 1;
3027c2ce6e6SSujith Sankar ecmd->rx_coalesce_usecs_low = rxcoal->small_pkt_range_start;
3037c2ce6e6SSujith Sankar ecmd->rx_coalesce_usecs_high = rxcoal->range_end;
304f13bbc2fSNeel Patel
305f13bbc2fSNeel Patel return 0;
306f13bbc2fSNeel Patel }
307f13bbc2fSNeel Patel
enic_coalesce_valid(struct enic * enic,struct ethtool_coalesce * ec)308d9382bdaSGovindarajulu Varadarajan static int enic_coalesce_valid(struct enic *enic,
309d9382bdaSGovindarajulu Varadarajan struct ethtool_coalesce *ec)
310d9382bdaSGovindarajulu Varadarajan {
311d9382bdaSGovindarajulu Varadarajan u32 coalesce_usecs_max = vnic_dev_get_intr_coal_timer_max(enic->vdev);
312d9382bdaSGovindarajulu Varadarajan u32 rx_coalesce_usecs_high = min_t(u32, coalesce_usecs_max,
313d9382bdaSGovindarajulu Varadarajan ec->rx_coalesce_usecs_high);
314d9382bdaSGovindarajulu Varadarajan u32 rx_coalesce_usecs_low = min_t(u32, coalesce_usecs_max,
315d9382bdaSGovindarajulu Varadarajan ec->rx_coalesce_usecs_low);
316d9382bdaSGovindarajulu Varadarajan
317d9382bdaSGovindarajulu Varadarajan if ((vnic_dev_get_intr_mode(enic->vdev) != VNIC_DEV_INTR_MODE_MSIX) &&
318d9382bdaSGovindarajulu Varadarajan ec->tx_coalesce_usecs)
319d9382bdaSGovindarajulu Varadarajan return -EINVAL;
320d9382bdaSGovindarajulu Varadarajan
321d9382bdaSGovindarajulu Varadarajan if ((ec->tx_coalesce_usecs > coalesce_usecs_max) ||
322d9382bdaSGovindarajulu Varadarajan (ec->rx_coalesce_usecs > coalesce_usecs_max) ||
323d9382bdaSGovindarajulu Varadarajan (ec->rx_coalesce_usecs_low > coalesce_usecs_max) ||
324d9382bdaSGovindarajulu Varadarajan (ec->rx_coalesce_usecs_high > coalesce_usecs_max))
325d9382bdaSGovindarajulu Varadarajan netdev_info(enic->netdev, "ethtool_set_coalesce: adaptor supports max coalesce value of %d. Setting max value.\n",
326d9382bdaSGovindarajulu Varadarajan coalesce_usecs_max);
327d9382bdaSGovindarajulu Varadarajan
328d9382bdaSGovindarajulu Varadarajan if (ec->rx_coalesce_usecs_high &&
329d9382bdaSGovindarajulu Varadarajan (rx_coalesce_usecs_high <
330d9382bdaSGovindarajulu Varadarajan rx_coalesce_usecs_low + ENIC_AIC_LARGE_PKT_DIFF))
331d9382bdaSGovindarajulu Varadarajan return -EINVAL;
332d9382bdaSGovindarajulu Varadarajan
333d9382bdaSGovindarajulu Varadarajan return 0;
334d9382bdaSGovindarajulu Varadarajan }
335d9382bdaSGovindarajulu Varadarajan
enic_set_coalesce(struct net_device * netdev,struct ethtool_coalesce * ecmd,struct kernel_ethtool_coalesce * kernel_coal,struct netlink_ext_ack * extack)336f13bbc2fSNeel Patel static int enic_set_coalesce(struct net_device *netdev,
337f3ccfda1SYufeng Mo struct ethtool_coalesce *ecmd,
338f3ccfda1SYufeng Mo struct kernel_ethtool_coalesce *kernel_coal,
339f3ccfda1SYufeng Mo struct netlink_ext_ack *extack)
340f13bbc2fSNeel Patel {
341f13bbc2fSNeel Patel struct enic *enic = netdev_priv(netdev);
342f13bbc2fSNeel Patel u32 tx_coalesce_usecs;
343f13bbc2fSNeel Patel u32 rx_coalesce_usecs;
3447c2ce6e6SSujith Sankar u32 rx_coalesce_usecs_low;
3457c2ce6e6SSujith Sankar u32 rx_coalesce_usecs_high;
3467c2ce6e6SSujith Sankar u32 coalesce_usecs_max;
347f13bbc2fSNeel Patel unsigned int i, intr;
348d9382bdaSGovindarajulu Varadarajan int ret;
3497c2ce6e6SSujith Sankar struct enic_rx_coal *rxcoal = &enic->rx_coalesce_setting;
350f13bbc2fSNeel Patel
351d9382bdaSGovindarajulu Varadarajan ret = enic_coalesce_valid(enic, ecmd);
352d9382bdaSGovindarajulu Varadarajan if (ret)
353d9382bdaSGovindarajulu Varadarajan return ret;
3547c2ce6e6SSujith Sankar coalesce_usecs_max = vnic_dev_get_intr_coal_timer_max(enic->vdev);
355f13bbc2fSNeel Patel tx_coalesce_usecs = min_t(u32, ecmd->tx_coalesce_usecs,
3567c2ce6e6SSujith Sankar coalesce_usecs_max);
357f13bbc2fSNeel Patel rx_coalesce_usecs = min_t(u32, ecmd->rx_coalesce_usecs,
3587c2ce6e6SSujith Sankar coalesce_usecs_max);
3597c2ce6e6SSujith Sankar
3607c2ce6e6SSujith Sankar rx_coalesce_usecs_low = min_t(u32, ecmd->rx_coalesce_usecs_low,
3617c2ce6e6SSujith Sankar coalesce_usecs_max);
3627c2ce6e6SSujith Sankar rx_coalesce_usecs_high = min_t(u32, ecmd->rx_coalesce_usecs_high,
3637c2ce6e6SSujith Sankar coalesce_usecs_max);
364f13bbc2fSNeel Patel
365d9382bdaSGovindarajulu Varadarajan if (vnic_dev_get_intr_mode(enic->vdev) == VNIC_DEV_INTR_MODE_MSIX) {
366f13bbc2fSNeel Patel for (i = 0; i < enic->wq_count; i++) {
367f13bbc2fSNeel Patel intr = enic_msix_wq_intr(enic, i);
368f13bbc2fSNeel Patel vnic_intr_coalescing_timer_set(&enic->intr[intr],
369f13bbc2fSNeel Patel tx_coalesce_usecs);
370f13bbc2fSNeel Patel }
371d9382bdaSGovindarajulu Varadarajan enic->tx_coalesce_usecs = tx_coalesce_usecs;
372d9382bdaSGovindarajulu Varadarajan }
373d9382bdaSGovindarajulu Varadarajan rxcoal->use_adaptive_rx_coalesce = !!ecmd->use_adaptive_rx_coalesce;
374a16a3361SGovindarajulu Varadarajan if (!rxcoal->use_adaptive_rx_coalesce)
3757c2ce6e6SSujith Sankar enic_intr_coal_set_rx(enic, rx_coalesce_usecs);
3767c2ce6e6SSujith Sankar if (ecmd->rx_coalesce_usecs_high) {
3777c2ce6e6SSujith Sankar rxcoal->range_end = rx_coalesce_usecs_high;
3787c2ce6e6SSujith Sankar rxcoal->small_pkt_range_start = rx_coalesce_usecs_low;
3797c2ce6e6SSujith Sankar rxcoal->large_pkt_range_start = rx_coalesce_usecs_low +
3807c2ce6e6SSujith Sankar ENIC_AIC_LARGE_PKT_DIFF;
3817c2ce6e6SSujith Sankar }
382f13bbc2fSNeel Patel
383f13bbc2fSNeel Patel enic->rx_coalesce_usecs = rx_coalesce_usecs;
384f13bbc2fSNeel Patel
385f13bbc2fSNeel Patel return 0;
386f13bbc2fSNeel Patel }
387f13bbc2fSNeel Patel
enic_grxclsrlall(struct enic * enic,struct ethtool_rxnfc * cmd,u32 * rule_locs)3883762ff8fSGovindarajulu Varadarajan static int enic_grxclsrlall(struct enic *enic, struct ethtool_rxnfc *cmd,
3893762ff8fSGovindarajulu Varadarajan u32 *rule_locs)
3903762ff8fSGovindarajulu Varadarajan {
3913762ff8fSGovindarajulu Varadarajan int j, ret = 0, cnt = 0;
3923762ff8fSGovindarajulu Varadarajan
3933762ff8fSGovindarajulu Varadarajan cmd->data = enic->rfs_h.max - enic->rfs_h.free;
3943762ff8fSGovindarajulu Varadarajan for (j = 0; j < (1 << ENIC_RFS_FLW_BITSHIFT); j++) {
3953762ff8fSGovindarajulu Varadarajan struct hlist_head *hhead;
3963762ff8fSGovindarajulu Varadarajan struct hlist_node *tmp;
3973762ff8fSGovindarajulu Varadarajan struct enic_rfs_fltr_node *n;
3983762ff8fSGovindarajulu Varadarajan
3993762ff8fSGovindarajulu Varadarajan hhead = &enic->rfs_h.ht_head[j];
4003762ff8fSGovindarajulu Varadarajan hlist_for_each_entry_safe(n, tmp, hhead, node) {
4013762ff8fSGovindarajulu Varadarajan if (cnt == cmd->rule_cnt)
4023762ff8fSGovindarajulu Varadarajan return -EMSGSIZE;
4033762ff8fSGovindarajulu Varadarajan rule_locs[cnt] = n->fltr_id;
4043762ff8fSGovindarajulu Varadarajan cnt++;
4053762ff8fSGovindarajulu Varadarajan }
4063762ff8fSGovindarajulu Varadarajan }
4073762ff8fSGovindarajulu Varadarajan cmd->rule_cnt = cnt;
4083762ff8fSGovindarajulu Varadarajan
4093762ff8fSGovindarajulu Varadarajan return ret;
4103762ff8fSGovindarajulu Varadarajan }
4113762ff8fSGovindarajulu Varadarajan
enic_grxclsrule(struct enic * enic,struct ethtool_rxnfc * cmd)4123762ff8fSGovindarajulu Varadarajan static int enic_grxclsrule(struct enic *enic, struct ethtool_rxnfc *cmd)
4133762ff8fSGovindarajulu Varadarajan {
4143762ff8fSGovindarajulu Varadarajan struct ethtool_rx_flow_spec *fsp =
4153762ff8fSGovindarajulu Varadarajan (struct ethtool_rx_flow_spec *)&cmd->fs;
4163762ff8fSGovindarajulu Varadarajan struct enic_rfs_fltr_node *n;
4173762ff8fSGovindarajulu Varadarajan
4183762ff8fSGovindarajulu Varadarajan n = htbl_fltr_search(enic, (u16)fsp->location);
4193762ff8fSGovindarajulu Varadarajan if (!n)
4203762ff8fSGovindarajulu Varadarajan return -EINVAL;
42106635a35SJiri Pirko switch (n->keys.basic.ip_proto) {
4223762ff8fSGovindarajulu Varadarajan case IPPROTO_TCP:
4233762ff8fSGovindarajulu Varadarajan fsp->flow_type = TCP_V4_FLOW;
4243762ff8fSGovindarajulu Varadarajan break;
4253762ff8fSGovindarajulu Varadarajan case IPPROTO_UDP:
4263762ff8fSGovindarajulu Varadarajan fsp->flow_type = UDP_V4_FLOW;
4273762ff8fSGovindarajulu Varadarajan break;
4283762ff8fSGovindarajulu Varadarajan default:
4293762ff8fSGovindarajulu Varadarajan return -EINVAL;
4303762ff8fSGovindarajulu Varadarajan }
4313762ff8fSGovindarajulu Varadarajan
432c3f83241STom Herbert fsp->h_u.tcp_ip4_spec.ip4src = flow_get_u32_src(&n->keys);
4333762ff8fSGovindarajulu Varadarajan fsp->m_u.tcp_ip4_spec.ip4src = (__u32)~0;
4343762ff8fSGovindarajulu Varadarajan
435c3f83241STom Herbert fsp->h_u.tcp_ip4_spec.ip4dst = flow_get_u32_dst(&n->keys);
4363762ff8fSGovindarajulu Varadarajan fsp->m_u.tcp_ip4_spec.ip4dst = (__u32)~0;
4373762ff8fSGovindarajulu Varadarajan
43859346afeSJiri Pirko fsp->h_u.tcp_ip4_spec.psrc = n->keys.ports.src;
4393762ff8fSGovindarajulu Varadarajan fsp->m_u.tcp_ip4_spec.psrc = (__u16)~0;
4403762ff8fSGovindarajulu Varadarajan
44159346afeSJiri Pirko fsp->h_u.tcp_ip4_spec.pdst = n->keys.ports.dst;
4423762ff8fSGovindarajulu Varadarajan fsp->m_u.tcp_ip4_spec.pdst = (__u16)~0;
4433762ff8fSGovindarajulu Varadarajan
4443762ff8fSGovindarajulu Varadarajan fsp->ring_cookie = n->rq_id;
4453762ff8fSGovindarajulu Varadarajan
4463762ff8fSGovindarajulu Varadarajan return 0;
4473762ff8fSGovindarajulu Varadarajan }
4483762ff8fSGovindarajulu Varadarajan
enic_get_rx_flow_hash(struct enic * enic,struct ethtool_rxnfc * cmd)44948398b6eSGovindarajulu Varadarajan static int enic_get_rx_flow_hash(struct enic *enic, struct ethtool_rxnfc *cmd)
45048398b6eSGovindarajulu Varadarajan {
4514016a7f1SGovindarajulu Varadarajan u8 rss_hash_type = 0;
45248398b6eSGovindarajulu Varadarajan cmd->data = 0;
45348398b6eSGovindarajulu Varadarajan
4544016a7f1SGovindarajulu Varadarajan spin_lock_bh(&enic->devcmd_lock);
4554016a7f1SGovindarajulu Varadarajan (void)vnic_dev_capable_rss_hash_type(enic->vdev, &rss_hash_type);
4564016a7f1SGovindarajulu Varadarajan spin_unlock_bh(&enic->devcmd_lock);
45748398b6eSGovindarajulu Varadarajan switch (cmd->flow_type) {
45848398b6eSGovindarajulu Varadarajan case TCP_V6_FLOW:
45948398b6eSGovindarajulu Varadarajan case TCP_V4_FLOW:
4604016a7f1SGovindarajulu Varadarajan cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3 |
4614016a7f1SGovindarajulu Varadarajan RXH_IP_SRC | RXH_IP_DST;
4624016a7f1SGovindarajulu Varadarajan break;
46348398b6eSGovindarajulu Varadarajan case UDP_V6_FLOW:
4644016a7f1SGovindarajulu Varadarajan cmd->data |= RXH_IP_SRC | RXH_IP_DST;
4654016a7f1SGovindarajulu Varadarajan if (rss_hash_type & NIC_CFG_RSS_HASH_TYPE_UDP_IPV6)
46648398b6eSGovindarajulu Varadarajan cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
4674016a7f1SGovindarajulu Varadarajan break;
4684016a7f1SGovindarajulu Varadarajan case UDP_V4_FLOW:
4694016a7f1SGovindarajulu Varadarajan cmd->data |= RXH_IP_SRC | RXH_IP_DST;
4704016a7f1SGovindarajulu Varadarajan if (rss_hash_type & NIC_CFG_RSS_HASH_TYPE_UDP_IPV4)
4714016a7f1SGovindarajulu Varadarajan cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
4724016a7f1SGovindarajulu Varadarajan break;
47348398b6eSGovindarajulu Varadarajan case SCTP_V4_FLOW:
47448398b6eSGovindarajulu Varadarajan case AH_ESP_V4_FLOW:
47548398b6eSGovindarajulu Varadarajan case AH_V4_FLOW:
47648398b6eSGovindarajulu Varadarajan case ESP_V4_FLOW:
47748398b6eSGovindarajulu Varadarajan case SCTP_V6_FLOW:
47848398b6eSGovindarajulu Varadarajan case AH_ESP_V6_FLOW:
47948398b6eSGovindarajulu Varadarajan case AH_V6_FLOW:
48048398b6eSGovindarajulu Varadarajan case ESP_V6_FLOW:
48148398b6eSGovindarajulu Varadarajan case IPV4_FLOW:
48248398b6eSGovindarajulu Varadarajan case IPV6_FLOW:
48348398b6eSGovindarajulu Varadarajan cmd->data |= RXH_IP_SRC | RXH_IP_DST;
48448398b6eSGovindarajulu Varadarajan break;
48548398b6eSGovindarajulu Varadarajan default:
48648398b6eSGovindarajulu Varadarajan return -EINVAL;
48748398b6eSGovindarajulu Varadarajan }
48848398b6eSGovindarajulu Varadarajan
48948398b6eSGovindarajulu Varadarajan return 0;
49048398b6eSGovindarajulu Varadarajan }
49148398b6eSGovindarajulu Varadarajan
enic_get_rxnfc(struct net_device * dev,struct ethtool_rxnfc * cmd,u32 * rule_locs)4923762ff8fSGovindarajulu Varadarajan static int enic_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd,
4933762ff8fSGovindarajulu Varadarajan u32 *rule_locs)
4943762ff8fSGovindarajulu Varadarajan {
4953762ff8fSGovindarajulu Varadarajan struct enic *enic = netdev_priv(dev);
4963762ff8fSGovindarajulu Varadarajan int ret = 0;
4973762ff8fSGovindarajulu Varadarajan
4983762ff8fSGovindarajulu Varadarajan switch (cmd->cmd) {
4993762ff8fSGovindarajulu Varadarajan case ETHTOOL_GRXRINGS:
5003762ff8fSGovindarajulu Varadarajan cmd->data = enic->rq_count;
5013762ff8fSGovindarajulu Varadarajan break;
5023762ff8fSGovindarajulu Varadarajan case ETHTOOL_GRXCLSRLCNT:
5033762ff8fSGovindarajulu Varadarajan spin_lock_bh(&enic->rfs_h.lock);
5043762ff8fSGovindarajulu Varadarajan cmd->rule_cnt = enic->rfs_h.max - enic->rfs_h.free;
5053762ff8fSGovindarajulu Varadarajan cmd->data = enic->rfs_h.max;
5063762ff8fSGovindarajulu Varadarajan spin_unlock_bh(&enic->rfs_h.lock);
5073762ff8fSGovindarajulu Varadarajan break;
5083762ff8fSGovindarajulu Varadarajan case ETHTOOL_GRXCLSRLALL:
5093762ff8fSGovindarajulu Varadarajan spin_lock_bh(&enic->rfs_h.lock);
5103762ff8fSGovindarajulu Varadarajan ret = enic_grxclsrlall(enic, cmd, rule_locs);
5113762ff8fSGovindarajulu Varadarajan spin_unlock_bh(&enic->rfs_h.lock);
5123762ff8fSGovindarajulu Varadarajan break;
5133762ff8fSGovindarajulu Varadarajan case ETHTOOL_GRXCLSRULE:
5143762ff8fSGovindarajulu Varadarajan spin_lock_bh(&enic->rfs_h.lock);
5153762ff8fSGovindarajulu Varadarajan ret = enic_grxclsrule(enic, cmd);
5163762ff8fSGovindarajulu Varadarajan spin_unlock_bh(&enic->rfs_h.lock);
5173762ff8fSGovindarajulu Varadarajan break;
51848398b6eSGovindarajulu Varadarajan case ETHTOOL_GRXFH:
51948398b6eSGovindarajulu Varadarajan ret = enic_get_rx_flow_hash(enic, cmd);
52048398b6eSGovindarajulu Varadarajan break;
5213762ff8fSGovindarajulu Varadarajan default:
5223762ff8fSGovindarajulu Varadarajan ret = -EOPNOTSUPP;
5233762ff8fSGovindarajulu Varadarajan break;
5243762ff8fSGovindarajulu Varadarajan }
5253762ff8fSGovindarajulu Varadarajan
5263762ff8fSGovindarajulu Varadarajan return ret;
5273762ff8fSGovindarajulu Varadarajan }
5283762ff8fSGovindarajulu Varadarajan
enic_get_tunable(struct net_device * dev,const struct ethtool_tunable * tuna,void * data)529d4ad30b1SGovindarajulu Varadarajan static int enic_get_tunable(struct net_device *dev,
530d4ad30b1SGovindarajulu Varadarajan const struct ethtool_tunable *tuna, void *data)
531d4ad30b1SGovindarajulu Varadarajan {
532d4ad30b1SGovindarajulu Varadarajan struct enic *enic = netdev_priv(dev);
533d4ad30b1SGovindarajulu Varadarajan int ret = 0;
534d4ad30b1SGovindarajulu Varadarajan
535d4ad30b1SGovindarajulu Varadarajan switch (tuna->id) {
536d4ad30b1SGovindarajulu Varadarajan case ETHTOOL_RX_COPYBREAK:
537d4ad30b1SGovindarajulu Varadarajan *(u32 *)data = enic->rx_copybreak;
538d4ad30b1SGovindarajulu Varadarajan break;
539d4ad30b1SGovindarajulu Varadarajan default:
540d4ad30b1SGovindarajulu Varadarajan ret = -EINVAL;
541d4ad30b1SGovindarajulu Varadarajan break;
542d4ad30b1SGovindarajulu Varadarajan }
543d4ad30b1SGovindarajulu Varadarajan
544d4ad30b1SGovindarajulu Varadarajan return ret;
545d4ad30b1SGovindarajulu Varadarajan }
546d4ad30b1SGovindarajulu Varadarajan
enic_set_tunable(struct net_device * dev,const struct ethtool_tunable * tuna,const void * data)547d4ad30b1SGovindarajulu Varadarajan static int enic_set_tunable(struct net_device *dev,
548d4ad30b1SGovindarajulu Varadarajan const struct ethtool_tunable *tuna,
549d4ad30b1SGovindarajulu Varadarajan const void *data)
550d4ad30b1SGovindarajulu Varadarajan {
551d4ad30b1SGovindarajulu Varadarajan struct enic *enic = netdev_priv(dev);
552d4ad30b1SGovindarajulu Varadarajan int ret = 0;
553d4ad30b1SGovindarajulu Varadarajan
554d4ad30b1SGovindarajulu Varadarajan switch (tuna->id) {
555d4ad30b1SGovindarajulu Varadarajan case ETHTOOL_RX_COPYBREAK:
556d4ad30b1SGovindarajulu Varadarajan enic->rx_copybreak = *(u32 *)data;
557d4ad30b1SGovindarajulu Varadarajan break;
558d4ad30b1SGovindarajulu Varadarajan default:
559d4ad30b1SGovindarajulu Varadarajan ret = -EINVAL;
560d4ad30b1SGovindarajulu Varadarajan break;
561d4ad30b1SGovindarajulu Varadarajan }
562d4ad30b1SGovindarajulu Varadarajan
563d4ad30b1SGovindarajulu Varadarajan return ret;
564d4ad30b1SGovindarajulu Varadarajan }
565d4ad30b1SGovindarajulu Varadarajan
enic_get_rxfh_key_size(struct net_device * netdev)5664f675eb2SGovindarajulu Varadarajan static u32 enic_get_rxfh_key_size(struct net_device *netdev)
5674f675eb2SGovindarajulu Varadarajan {
5684f675eb2SGovindarajulu Varadarajan return ENIC_RSS_LEN;
5694f675eb2SGovindarajulu Varadarajan }
5704f675eb2SGovindarajulu Varadarajan
enic_get_rxfh(struct net_device * netdev,u32 * indir,u8 * hkey,u8 * hfunc)5714f675eb2SGovindarajulu Varadarajan static int enic_get_rxfh(struct net_device *netdev, u32 *indir, u8 *hkey,
5724f675eb2SGovindarajulu Varadarajan u8 *hfunc)
5734f675eb2SGovindarajulu Varadarajan {
5744f675eb2SGovindarajulu Varadarajan struct enic *enic = netdev_priv(netdev);
5754f675eb2SGovindarajulu Varadarajan
5764f675eb2SGovindarajulu Varadarajan if (hkey)
5774f675eb2SGovindarajulu Varadarajan memcpy(hkey, enic->rss_key, ENIC_RSS_LEN);
5784f675eb2SGovindarajulu Varadarajan
5794f675eb2SGovindarajulu Varadarajan if (hfunc)
5804f675eb2SGovindarajulu Varadarajan *hfunc = ETH_RSS_HASH_TOP;
5814f675eb2SGovindarajulu Varadarajan
5824f675eb2SGovindarajulu Varadarajan return 0;
5834f675eb2SGovindarajulu Varadarajan }
5844f675eb2SGovindarajulu Varadarajan
enic_set_rxfh(struct net_device * netdev,const u32 * indir,const u8 * hkey,const u8 hfunc)5854f675eb2SGovindarajulu Varadarajan static int enic_set_rxfh(struct net_device *netdev, const u32 *indir,
5864f675eb2SGovindarajulu Varadarajan const u8 *hkey, const u8 hfunc)
5874f675eb2SGovindarajulu Varadarajan {
5884f675eb2SGovindarajulu Varadarajan struct enic *enic = netdev_priv(netdev);
5894f675eb2SGovindarajulu Varadarajan
5904f675eb2SGovindarajulu Varadarajan if ((hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) ||
5914f675eb2SGovindarajulu Varadarajan indir)
5924f675eb2SGovindarajulu Varadarajan return -EINVAL;
5934f675eb2SGovindarajulu Varadarajan
5944f675eb2SGovindarajulu Varadarajan if (hkey)
5954f675eb2SGovindarajulu Varadarajan memcpy(enic->rss_key, hkey, ENIC_RSS_LEN);
5964f675eb2SGovindarajulu Varadarajan
5974f675eb2SGovindarajulu Varadarajan return __enic_set_rsskey(enic);
5984f675eb2SGovindarajulu Varadarajan }
5994f675eb2SGovindarajulu Varadarajan
enic_get_ts_info(struct net_device * netdev,struct ethtool_ts_info * info)600fb7516d4SGovindarajulu Varadarajan static int enic_get_ts_info(struct net_device *netdev,
601fb7516d4SGovindarajulu Varadarajan struct ethtool_ts_info *info)
602fb7516d4SGovindarajulu Varadarajan {
603fb7516d4SGovindarajulu Varadarajan info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE |
604fb7516d4SGovindarajulu Varadarajan SOF_TIMESTAMPING_RX_SOFTWARE |
605fb7516d4SGovindarajulu Varadarajan SOF_TIMESTAMPING_SOFTWARE;
606fb7516d4SGovindarajulu Varadarajan
607fb7516d4SGovindarajulu Varadarajan return 0;
608fb7516d4SGovindarajulu Varadarajan }
609fb7516d4SGovindarajulu Varadarajan
610f13bbc2fSNeel Patel static const struct ethtool_ops enic_ethtool_ops = {
611c885bff6SJakub Kicinski .supported_coalesce_params = ETHTOOL_COALESCE_USECS |
612c885bff6SJakub Kicinski ETHTOOL_COALESCE_USE_ADAPTIVE_RX |
613c885bff6SJakub Kicinski ETHTOOL_COALESCE_RX_USECS_LOW |
614c885bff6SJakub Kicinski ETHTOOL_COALESCE_RX_USECS_HIGH,
615f13bbc2fSNeel Patel .get_drvinfo = enic_get_drvinfo,
616f13bbc2fSNeel Patel .get_msglevel = enic_get_msglevel,
617f13bbc2fSNeel Patel .set_msglevel = enic_set_msglevel,
618f13bbc2fSNeel Patel .get_link = ethtool_op_get_link,
619f13bbc2fSNeel Patel .get_strings = enic_get_strings,
620ed519b74SParvi Kaustubhi .get_ringparam = enic_get_ringparam,
621ed519b74SParvi Kaustubhi .set_ringparam = enic_set_ringparam,
622f13bbc2fSNeel Patel .get_sset_count = enic_get_sset_count,
623f13bbc2fSNeel Patel .get_ethtool_stats = enic_get_ethtool_stats,
624f13bbc2fSNeel Patel .get_coalesce = enic_get_coalesce,
625f13bbc2fSNeel Patel .set_coalesce = enic_set_coalesce,
6263762ff8fSGovindarajulu Varadarajan .get_rxnfc = enic_get_rxnfc,
627d4ad30b1SGovindarajulu Varadarajan .get_tunable = enic_get_tunable,
628d4ad30b1SGovindarajulu Varadarajan .set_tunable = enic_set_tunable,
6294f675eb2SGovindarajulu Varadarajan .get_rxfh_key_size = enic_get_rxfh_key_size,
6304f675eb2SGovindarajulu Varadarajan .get_rxfh = enic_get_rxfh,
6314f675eb2SGovindarajulu Varadarajan .set_rxfh = enic_set_rxfh,
6327659f50cSPhilippe Reynes .get_link_ksettings = enic_get_ksettings,
633fb7516d4SGovindarajulu Varadarajan .get_ts_info = enic_get_ts_info,
634f13bbc2fSNeel Patel };
635f13bbc2fSNeel Patel
enic_set_ethtool_ops(struct net_device * netdev)636f13bbc2fSNeel Patel void enic_set_ethtool_ops(struct net_device *netdev)
637f13bbc2fSNeel Patel {
6387ad24ea4SWilfried Klaebe netdev->ethtool_ops = &enic_ethtool_ops;
639f13bbc2fSNeel Patel }
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