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gerrit-public.fairphone.software / kernel / msm-5.4 / 6a112785fd18a954033fd030ce156501f15c8fa7 / . / drivers / net / ethernet / intel / i40e / i40e_ethtool.c
blob: b9e1162d927f3a8bbdb965ab40f74d343203d85a [file] [log] [blame]
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1/*******************************************************************************
2 *
3 * Intel Ethernet Controller XL710 Family Linux Driver
Shannon Nelson66fc3602016-01-13 16:51:42 -0800[diff] [blame]4 * Copyright(c) 2013 - 2016 Intel Corporation.
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]5 *
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.
9 *
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
13 * more details.
14 *
Greg Rosedc641b72013-12-18 13:45:51 +0000[diff] [blame]15 * You should have received a copy of the GNU General Public License along
16 * with this program. If not, see <http://www.gnu.org/licenses/>.
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]17 *
18 * The full GNU General Public License is included in this distribution in
19 * the file called "COPYING".
20 *
21 * Contact Information:
22 * e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
23 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
24 *
25 ******************************************************************************/
26
27/* ethtool support for i40e */
28
29#include "i40e.h"
30#include "i40e_diag.h"
31
32struct i40e_stats {
33 char stat_string[ETH_GSTRING_LEN];
34 int sizeof_stat;
35 int stat_offset;
36};
37
38#define I40E_STAT(_type, _name, _stat) { \
39 .stat_string = _name, \
40 .sizeof_stat = FIELD_SIZEOF(_type, _stat), \
41 .stat_offset = offsetof(_type, _stat) \
42}
Shannon Nelsonfad177d2014-11-11 20:07:27 +0000[diff] [blame]43
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]44#define I40E_NETDEV_STAT(_net_stat) \
Shannon Nelsonfad177d2014-11-11 20:07:27 +0000[diff] [blame]45 I40E_STAT(struct rtnl_link_stats64, #_net_stat, _net_stat)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]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)
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]50#define I40E_VEB_STAT(_name, _stat) \
51 I40E_STAT(struct i40e_veb, _name, _stat)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]52
53static const struct i40e_stats i40e_gstrings_net_stats[] = {
54 I40E_NETDEV_STAT(rx_packets),
55 I40E_NETDEV_STAT(tx_packets),
56 I40E_NETDEV_STAT(rx_bytes),
57 I40E_NETDEV_STAT(tx_bytes),
58 I40E_NETDEV_STAT(rx_errors),
59 I40E_NETDEV_STAT(tx_errors),
60 I40E_NETDEV_STAT(rx_dropped),
61 I40E_NETDEV_STAT(tx_dropped),
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]62 I40E_NETDEV_STAT(collisions),
63 I40E_NETDEV_STAT(rx_length_errors),
64 I40E_NETDEV_STAT(rx_crc_errors),
65};
66
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]67static const struct i40e_stats i40e_gstrings_veb_stats[] = {
68 I40E_VEB_STAT("rx_bytes", stats.rx_bytes),
69 I40E_VEB_STAT("tx_bytes", stats.tx_bytes),
70 I40E_VEB_STAT("rx_unicast", stats.rx_unicast),
71 I40E_VEB_STAT("tx_unicast", stats.tx_unicast),
72 I40E_VEB_STAT("rx_multicast", stats.rx_multicast),
73 I40E_VEB_STAT("tx_multicast", stats.tx_multicast),
74 I40E_VEB_STAT("rx_broadcast", stats.rx_broadcast),
75 I40E_VEB_STAT("tx_broadcast", stats.tx_broadcast),
76 I40E_VEB_STAT("rx_discards", stats.rx_discards),
77 I40E_VEB_STAT("tx_discards", stats.tx_discards),
78 I40E_VEB_STAT("tx_errors", stats.tx_errors),
79 I40E_VEB_STAT("rx_unknown_protocol", stats.rx_unknown_protocol),
80};
81
Shannon Nelson41a9e552014-04-23 04:50:20 +0000[diff] [blame]82static const struct i40e_stats i40e_gstrings_misc_stats[] = {
Shannon Nelson418631d2014-04-23 04:50:07 +0000[diff] [blame]83 I40E_VSI_STAT("rx_unicast", eth_stats.rx_unicast),
84 I40E_VSI_STAT("tx_unicast", eth_stats.tx_unicast),
85 I40E_VSI_STAT("rx_multicast", eth_stats.rx_multicast),
86 I40E_VSI_STAT("tx_multicast", eth_stats.tx_multicast),
Shannon Nelson41a9e552014-04-23 04:50:20 +0000[diff] [blame]87 I40E_VSI_STAT("rx_broadcast", eth_stats.rx_broadcast),
88 I40E_VSI_STAT("tx_broadcast", eth_stats.tx_broadcast),
Shannon Nelson418631d2014-04-23 04:50:07 +0000[diff] [blame]89 I40E_VSI_STAT("rx_unknown_protocol", eth_stats.rx_unknown_protocol),
Anjali Singhai Jain2fc3d712015-08-27 11:42:29 -0400[diff] [blame]90 I40E_VSI_STAT("tx_linearize", tx_linearize),
Anjali Singhai Jain164c9f52015-10-21 19:47:08 -0400[diff] [blame]91 I40E_VSI_STAT("tx_force_wb", tx_force_wb),
Anjali Singhai Jaindd353102016-01-15 14:33:12 -0800[diff] [blame]92 I40E_VSI_STAT("tx_lost_interrupt", tx_lost_interrupt),
Jesse Brandeburgc40918c2016-01-04 10:33:10 -0800[diff] [blame]93 I40E_VSI_STAT("rx_alloc_fail", rx_buf_failed),
94 I40E_VSI_STAT("rx_pg_alloc_fail", rx_page_failed),
Shannon Nelson41a9e552014-04-23 04:50:20 +0000[diff] [blame]95};
96
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]97/* These PF_STATs might look like duplicates of some NETDEV_STATs,
98 * but they are separate. This device supports Virtualization, and
99 * as such might have several netdevs supporting VMDq and FCoE going
100 * through a single port. The NETDEV_STATs are for individual netdevs
101 * seen at the top of the stack, and the PF_STATs are for the physical
102 * function at the bottom of the stack hosting those netdevs.
103 *
104 * The PF_STATs are appended to the netdev stats only when ethtool -S
105 * is queried on the base PF netdev, not on the VMDq or FCoE netdev.
106 */
Joe Perchesfe180a52016-09-26 20:17:01 -0700[diff] [blame]107static const struct i40e_stats i40e_gstrings_stats[] = {
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]108 I40E_PF_STAT("rx_bytes", stats.eth.rx_bytes),
109 I40E_PF_STAT("tx_bytes", stats.eth.tx_bytes),
Shannon Nelson532d2832014-04-23 04:50:09 +0000[diff] [blame]110 I40E_PF_STAT("rx_unicast", stats.eth.rx_unicast),
111 I40E_PF_STAT("tx_unicast", stats.eth.tx_unicast),
112 I40E_PF_STAT("rx_multicast", stats.eth.rx_multicast),
113 I40E_PF_STAT("tx_multicast", stats.eth.tx_multicast),
114 I40E_PF_STAT("rx_broadcast", stats.eth.rx_broadcast),
115 I40E_PF_STAT("tx_broadcast", stats.eth.tx_broadcast),
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]116 I40E_PF_STAT("tx_errors", stats.eth.tx_errors),
117 I40E_PF_STAT("rx_dropped", stats.eth.rx_discards),
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]118 I40E_PF_STAT("tx_dropped_link_down", stats.tx_dropped_link_down),
Shannon Nelson9f7c9442015-07-10 19:35:57 -0400[diff] [blame]119 I40E_PF_STAT("rx_crc_errors", stats.crc_errors),
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]120 I40E_PF_STAT("illegal_bytes", stats.illegal_bytes),
121 I40E_PF_STAT("mac_local_faults", stats.mac_local_faults),
122 I40E_PF_STAT("mac_remote_faults", stats.mac_remote_faults),
Jesse Brandeburga47a15f2014-02-06 05:51:09 +0000[diff] [blame]123 I40E_PF_STAT("tx_timeout", tx_timeout_count),
Jesse Brandeburg8a3c91c2014-05-20 08:01:43 +0000[diff] [blame]124 I40E_PF_STAT("rx_csum_bad", hw_csum_rx_error),
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]125 I40E_PF_STAT("rx_length_errors", stats.rx_length_errors),
126 I40E_PF_STAT("link_xon_rx", stats.link_xon_rx),
127 I40E_PF_STAT("link_xoff_rx", stats.link_xoff_rx),
128 I40E_PF_STAT("link_xon_tx", stats.link_xon_tx),
129 I40E_PF_STAT("link_xoff_tx", stats.link_xoff_tx),
130 I40E_PF_STAT("rx_size_64", stats.rx_size_64),
131 I40E_PF_STAT("rx_size_127", stats.rx_size_127),
132 I40E_PF_STAT("rx_size_255", stats.rx_size_255),
133 I40E_PF_STAT("rx_size_511", stats.rx_size_511),
134 I40E_PF_STAT("rx_size_1023", stats.rx_size_1023),
135 I40E_PF_STAT("rx_size_1522", stats.rx_size_1522),
136 I40E_PF_STAT("rx_size_big", stats.rx_size_big),
137 I40E_PF_STAT("tx_size_64", stats.tx_size_64),
138 I40E_PF_STAT("tx_size_127", stats.tx_size_127),
139 I40E_PF_STAT("tx_size_255", stats.tx_size_255),
140 I40E_PF_STAT("tx_size_511", stats.tx_size_511),
141 I40E_PF_STAT("tx_size_1023", stats.tx_size_1023),
142 I40E_PF_STAT("tx_size_1522", stats.tx_size_1522),
143 I40E_PF_STAT("tx_size_big", stats.tx_size_big),
144 I40E_PF_STAT("rx_undersize", stats.rx_undersize),
145 I40E_PF_STAT("rx_fragments", stats.rx_fragments),
146 I40E_PF_STAT("rx_oversize", stats.rx_oversize),
147 I40E_PF_STAT("rx_jabber", stats.rx_jabber),
148 I40E_PF_STAT("VF_admin_queue_requests", vf_aq_requests),
Mitch Williams1d0a4ad2015-12-23 12:05:48 -0800[diff] [blame]149 I40E_PF_STAT("arq_overflows", arq_overflows),
Jacob Kellerbeb0dff2014-01-11 05:43:19 +0000[diff] [blame]150 I40E_PF_STAT("rx_hwtstamp_cleared", rx_hwtstamp_cleared),
Anjali Singhai Jain60793f4a2014-07-09 07:46:23 +0000[diff] [blame]151 I40E_PF_STAT("fdir_flush_cnt", fd_flush_cnt),
Anjali Singhai Jain433c47d2014-05-22 06:32:17 +0000[diff] [blame]152 I40E_PF_STAT("fdir_atr_match", stats.fd_atr_match),
Anjali Singhai Jain60ccd452015-04-16 20:06:01 -0400[diff] [blame]153 I40E_PF_STAT("fdir_atr_tunnel_match", stats.fd_atr_tunnel_match),
Anjali Singhai Jaind0389e52015-04-22 19:34:05 -0400[diff] [blame]154 I40E_PF_STAT("fdir_atr_status", stats.fd_atr_status),
Anjali Singhai Jain433c47d2014-05-22 06:32:17 +0000[diff] [blame]155 I40E_PF_STAT("fdir_sb_match", stats.fd_sb_match),
Anjali Singhai Jaind0389e52015-04-22 19:34:05 -0400[diff] [blame]156 I40E_PF_STAT("fdir_sb_status", stats.fd_sb_status),
Anjali Singhai Jain433c47d2014-05-22 06:32:17 +0000[diff] [blame]157
Anjali Singhai Jainbee5af72014-03-06 08:59:50 +0000[diff] [blame]158 /* LPI stats */
159 I40E_PF_STAT("tx_lpi_status", stats.tx_lpi_status),
160 I40E_PF_STAT("rx_lpi_status", stats.rx_lpi_status),
161 I40E_PF_STAT("tx_lpi_count", stats.tx_lpi_count),
162 I40E_PF_STAT("rx_lpi_count", stats.rx_lpi_count),
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]163};
164
Vasu Dev38e00432014-08-01 13:27:03 -0700[diff] [blame]165#ifdef I40E_FCOE
166static const struct i40e_stats i40e_gstrings_fcoe_stats[] = {
167 I40E_VSI_STAT("fcoe_bad_fccrc", fcoe_stats.fcoe_bad_fccrc),
168 I40E_VSI_STAT("rx_fcoe_dropped", fcoe_stats.rx_fcoe_dropped),
169 I40E_VSI_STAT("rx_fcoe_packets", fcoe_stats.rx_fcoe_packets),
170 I40E_VSI_STAT("rx_fcoe_dwords", fcoe_stats.rx_fcoe_dwords),
171 I40E_VSI_STAT("fcoe_ddp_count", fcoe_stats.fcoe_ddp_count),
172 I40E_VSI_STAT("fcoe_last_error", fcoe_stats.fcoe_last_error),
173 I40E_VSI_STAT("tx_fcoe_packets", fcoe_stats.tx_fcoe_packets),
174 I40E_VSI_STAT("tx_fcoe_dwords", fcoe_stats.tx_fcoe_dwords),
175};
176
177#endif /* I40E_FCOE */
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]178#define I40E_QUEUE_STATS_LEN(n) \
Shannon Nelson31cd8402014-04-04 04:43:12 +0000[diff] [blame]179 (((struct i40e_netdev_priv *)netdev_priv((n)))->vsi->num_queue_pairs \
180 * 2 /* Tx and Rx together */ \
181 * (sizeof(struct i40e_queue_stats) / sizeof(u64)))
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]182#define I40E_GLOBAL_STATS_LEN ARRAY_SIZE(i40e_gstrings_stats)
183#define I40E_NETDEV_STATS_LEN ARRAY_SIZE(i40e_gstrings_net_stats)
Shannon Nelson41a9e552014-04-23 04:50:20 +0000[diff] [blame]184#define I40E_MISC_STATS_LEN ARRAY_SIZE(i40e_gstrings_misc_stats)
Vasu Dev38e00432014-08-01 13:27:03 -0700[diff] [blame]185#ifdef I40E_FCOE
186#define I40E_FCOE_STATS_LEN ARRAY_SIZE(i40e_gstrings_fcoe_stats)
187#define I40E_VSI_STATS_LEN(n) (I40E_NETDEV_STATS_LEN + \
188 I40E_FCOE_STATS_LEN + \
189 I40E_MISC_STATS_LEN + \
190 I40E_QUEUE_STATS_LEN((n)))
191#else
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]192#define I40E_VSI_STATS_LEN(n) (I40E_NETDEV_STATS_LEN + \
Shannon Nelson41a9e552014-04-23 04:50:20 +0000[diff] [blame]193 I40E_MISC_STATS_LEN + \
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]194 I40E_QUEUE_STATS_LEN((n)))
Vasu Dev38e00432014-08-01 13:27:03 -0700[diff] [blame]195#endif /* I40E_FCOE */
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]196#define I40E_PFC_STATS_LEN ( \
197 (FIELD_SIZEOF(struct i40e_pf, stats.priority_xoff_rx) + \
198 FIELD_SIZEOF(struct i40e_pf, stats.priority_xon_rx) + \
199 FIELD_SIZEOF(struct i40e_pf, stats.priority_xoff_tx) + \
200 FIELD_SIZEOF(struct i40e_pf, stats.priority_xon_tx) + \
201 FIELD_SIZEOF(struct i40e_pf, stats.priority_xon_2_xoff)) \
202 / sizeof(u64))
Neerav Parikhfe860af2015-07-10 19:36:02 -0400[diff] [blame]203#define I40E_VEB_TC_STATS_LEN ( \
204 (FIELD_SIZEOF(struct i40e_veb, tc_stats.tc_rx_packets) + \
205 FIELD_SIZEOF(struct i40e_veb, tc_stats.tc_rx_bytes) + \
206 FIELD_SIZEOF(struct i40e_veb, tc_stats.tc_tx_packets) + \
207 FIELD_SIZEOF(struct i40e_veb, tc_stats.tc_tx_bytes)) \
208 / sizeof(u64))
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]209#define I40E_VEB_STATS_LEN ARRAY_SIZE(i40e_gstrings_veb_stats)
Neerav Parikhfe860af2015-07-10 19:36:02 -0400[diff] [blame]210#define I40E_VEB_STATS_TOTAL (I40E_VEB_STATS_LEN + I40E_VEB_TC_STATS_LEN)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]211#define I40E_PF_STATS_LEN(n) (I40E_GLOBAL_STATS_LEN + \
212 I40E_PFC_STATS_LEN + \
213 I40E_VSI_STATS_LEN((n)))
214
215enum i40e_ethtool_test_id {
216 I40E_ETH_TEST_REG = 0,
217 I40E_ETH_TEST_EEPROM,
218 I40E_ETH_TEST_INTR,
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]219 I40E_ETH_TEST_LINK,
220};
221
222static const char i40e_gstrings_test[][ETH_GSTRING_LEN] = {
223 "Register test (offline)",
224 "Eeprom test (offline)",
225 "Interrupt test (offline)",
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]226 "Link test (on/offline)"
227};
228
229#define I40E_TEST_LEN (sizeof(i40e_gstrings_test) / ETH_GSTRING_LEN)
230
Anjali Singhai Jainb5569892016-05-03 15:13:12 -0700[diff] [blame]231static const char i40e_priv_flags_strings_gl[][ETH_GSTRING_LEN] = {
232 "MFP",
233 "LinkPolling",
234 "flow-director-atr",
235 "veb-stats",
236 "hw-atr-eviction",
237 "vf-true-promisc-support",
238};
239
240#define I40E_PRIV_FLAGS_GL_STR_LEN ARRAY_SIZE(i40e_priv_flags_strings_gl)
241
Greg Rose7e45ab42015-02-06 08:52:19 +0000[diff] [blame]242static const char i40e_priv_flags_strings[][ETH_GSTRING_LEN] = {
243 "NPAR",
Shannon Nelson9ac77262015-08-27 11:42:40 -0400[diff] [blame]244 "LinkPolling",
Jesse Brandeburgef171782015-09-03 17:18:49 -0400[diff] [blame]245 "flow-director-atr",
Shannon Nelson1cdfd882015-09-28 14:12:34 -0400[diff] [blame]246 "veb-stats",
Anjali Singhai Jain72b74862016-01-08 17:50:21 -0800[diff] [blame]247 "hw-atr-eviction",
Greg Rose7e45ab42015-02-06 08:52:19 +0000[diff] [blame]248};
249
Shannon Nelson9ac77262015-08-27 11:42:40 -0400[diff] [blame]250#define I40E_PRIV_FLAGS_STR_LEN ARRAY_SIZE(i40e_priv_flags_strings)
Greg Rose7e45ab42015-02-06 08:52:19 +0000[diff] [blame]251
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]252/**
Shannon Nelsonf0d8c732014-12-11 07:06:32 +0000[diff] [blame]253 * i40e_partition_setting_complaint - generic complaint for MFP restriction
254 * @pf: the PF struct
255 **/
256static void i40e_partition_setting_complaint(struct i40e_pf *pf)
257{
258 dev_info(&pf->pdev->dev,
259 "The link settings are allowed to be changed only from the first partition of a given port. Please switch to the first partition in order to change the setting.\n");
260}
261
262/**
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]263 * i40e_phy_type_to_ethtool - convert the phy_types to ethtool link modes
264 * @phy_types: PHY types to convert
265 * @supported: pointer to the ethtool supported variable to fill in
266 * @advertising: pointer to the ethtool advertising variable to fill in
267 *
268 **/
269static void i40e_phy_type_to_ethtool(struct i40e_pf *pf, u32 *supported,
270 u32 *advertising)
271{
272 enum i40e_aq_capabilities_phy_type phy_types = pf->hw.phy.phy_types;
Avinash Dayanand28537042016-06-20 09:10:33 -0700[diff] [blame]273 struct i40e_link_status *hw_link_info = &pf->hw.phy.link_info;
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]274 *supported = 0x0;
275 *advertising = 0x0;
276
277 if (phy_types & I40E_CAP_PHY_TYPE_SGMII) {
278 *supported |= SUPPORTED_Autoneg |
279 SUPPORTED_1000baseT_Full;
Avinash Dayanand28537042016-06-20 09:10:33 -0700[diff] [blame]280 *advertising |= ADVERTISED_Autoneg;
281 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_1GB)
282 *advertising |= ADVERTISED_1000baseT_Full;
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]283 if (pf->flags & I40E_FLAG_100M_SGMII_CAPABLE) {
284 *supported |= SUPPORTED_100baseT_Full;
285 *advertising |= ADVERTISED_100baseT_Full;
286 }
287 }
288 if (phy_types & I40E_CAP_PHY_TYPE_XAUI ||
289 phy_types & I40E_CAP_PHY_TYPE_XFI ||
290 phy_types & I40E_CAP_PHY_TYPE_SFI ||
291 phy_types & I40E_CAP_PHY_TYPE_10GBASE_SFPP_CU ||
292 phy_types & I40E_CAP_PHY_TYPE_10GBASE_AOC)
293 *supported |= SUPPORTED_10000baseT_Full;
294 if (phy_types & I40E_CAP_PHY_TYPE_10GBASE_CR1_CU ||
295 phy_types & I40E_CAP_PHY_TYPE_10GBASE_CR1 ||
296 phy_types & I40E_CAP_PHY_TYPE_10GBASE_T ||
297 phy_types & I40E_CAP_PHY_TYPE_10GBASE_SR ||
298 phy_types & I40E_CAP_PHY_TYPE_10GBASE_LR) {
299 *supported |= SUPPORTED_Autoneg |
300 SUPPORTED_10000baseT_Full;
Avinash Dayanand28537042016-06-20 09:10:33 -0700[diff] [blame]301 *advertising |= ADVERTISED_Autoneg;
302 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_10GB)
303 *advertising |= ADVERTISED_10000baseT_Full;
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]304 }
305 if (phy_types & I40E_CAP_PHY_TYPE_XLAUI ||
306 phy_types & I40E_CAP_PHY_TYPE_XLPPI ||
307 phy_types & I40E_CAP_PHY_TYPE_40GBASE_AOC)
308 *supported |= SUPPORTED_40000baseCR4_Full;
309 if (phy_types & I40E_CAP_PHY_TYPE_40GBASE_CR4_CU ||
310 phy_types & I40E_CAP_PHY_TYPE_40GBASE_CR4) {
311 *supported |= SUPPORTED_Autoneg |
312 SUPPORTED_40000baseCR4_Full;
Avinash Dayanand28537042016-06-20 09:10:33 -0700[diff] [blame]313 *advertising |= ADVERTISED_Autoneg;
314 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_40GB)
315 *advertising |= ADVERTISED_40000baseCR4_Full;
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]316 }
Avinash Dayanand01a7a9f2016-05-16 10:26:40 -0700[diff] [blame]317 if (phy_types & I40E_CAP_PHY_TYPE_100BASE_TX) {
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]318 *supported |= SUPPORTED_Autoneg |
319 SUPPORTED_100baseT_Full;
Avinash Dayanand28537042016-06-20 09:10:33 -0700[diff] [blame]320 *advertising |= ADVERTISED_Autoneg;
321 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_100MB)
322 *advertising |= ADVERTISED_100baseT_Full;
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]323 }
324 if (phy_types & I40E_CAP_PHY_TYPE_1000BASE_T ||
325 phy_types & I40E_CAP_PHY_TYPE_1000BASE_SX ||
326 phy_types & I40E_CAP_PHY_TYPE_1000BASE_LX ||
327 phy_types & I40E_CAP_PHY_TYPE_1000BASE_T_OPTICAL) {
328 *supported |= SUPPORTED_Autoneg |
329 SUPPORTED_1000baseT_Full;
Avinash Dayanand28537042016-06-20 09:10:33 -0700[diff] [blame]330 *advertising |= ADVERTISED_Autoneg;
331 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_1GB)
332 *advertising |= ADVERTISED_1000baseT_Full;
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]333 }
334 if (phy_types & I40E_CAP_PHY_TYPE_40GBASE_SR4)
335 *supported |= SUPPORTED_40000baseSR4_Full;
336 if (phy_types & I40E_CAP_PHY_TYPE_40GBASE_LR4)
337 *supported |= SUPPORTED_40000baseLR4_Full;
338 if (phy_types & I40E_CAP_PHY_TYPE_40GBASE_KR4) {
339 *supported |= SUPPORTED_40000baseKR4_Full |
340 SUPPORTED_Autoneg;
341 *advertising |= ADVERTISED_40000baseKR4_Full |
342 ADVERTISED_Autoneg;
343 }
344 if (phy_types & I40E_CAP_PHY_TYPE_20GBASE_KR2) {
345 *supported |= SUPPORTED_20000baseKR2_Full |
346 SUPPORTED_Autoneg;
Avinash Dayanand28537042016-06-20 09:10:33 -0700[diff] [blame]347 *advertising |= ADVERTISED_Autoneg;
348 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_20GB)
349 *advertising |= ADVERTISED_20000baseKR2_Full;
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]350 }
351 if (phy_types & I40E_CAP_PHY_TYPE_10GBASE_KR) {
352 *supported |= SUPPORTED_10000baseKR_Full |
353 SUPPORTED_Autoneg;
Avinash Dayanand28537042016-06-20 09:10:33 -0700[diff] [blame]354 *advertising |= ADVERTISED_Autoneg;
355 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_10GB)
356 *advertising |= ADVERTISED_10000baseKR_Full;
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]357 }
358 if (phy_types & I40E_CAP_PHY_TYPE_10GBASE_KX4) {
359 *supported |= SUPPORTED_10000baseKX4_Full |
360 SUPPORTED_Autoneg;
Avinash Dayanand28537042016-06-20 09:10:33 -0700[diff] [blame]361 *advertising |= ADVERTISED_Autoneg;
362 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_10GB)
363 *advertising |= ADVERTISED_10000baseKX4_Full;
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]364 }
365 if (phy_types & I40E_CAP_PHY_TYPE_1000BASE_KX) {
366 *supported |= SUPPORTED_1000baseKX_Full |
367 SUPPORTED_Autoneg;
Avinash Dayanand28537042016-06-20 09:10:33 -0700[diff] [blame]368 *advertising |= ADVERTISED_Autoneg;
369 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_1GB)
370 *advertising |= ADVERTISED_1000baseKX_Full;
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]371 }
372}
373
374/**
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]375 * i40e_get_settings_link_up - Get the Link settings for when link is up
376 * @hw: hw structure
377 * @ecmd: ethtool command to fill in
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]378 * @netdev: network interface device structure
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]379 *
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]380 **/
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]381static void i40e_get_settings_link_up(struct i40e_hw *hw,
382 struct ethtool_cmd *ecmd,
Catherine Sullivan3b6c2172015-09-03 17:18:52 -0400[diff] [blame]383 struct net_device *netdev,
384 struct i40e_pf *pf)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]385{
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]386 struct i40e_link_status *hw_link_info = &hw->phy.link_info;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]387 u32 link_speed = hw_link_info->link_speed;
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]388 u32 e_advertising = 0x0;
389 u32 e_supported = 0x0;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]390
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]391 /* Initialize supported and advertised settings based on phy settings */
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]392 switch (hw_link_info->phy_type) {
393 case I40E_PHY_TYPE_40GBASE_CR4:
394 case I40E_PHY_TYPE_40GBASE_CR4_CU:
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]395 ecmd->supported = SUPPORTED_Autoneg |
396 SUPPORTED_40000baseCR4_Full;
397 ecmd->advertising = ADVERTISED_Autoneg |
398 ADVERTISED_40000baseCR4_Full;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]399 break;
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]400 case I40E_PHY_TYPE_XLAUI:
401 case I40E_PHY_TYPE_XLPPI:
Catherine Sullivan180204c2015-02-26 16:14:58 +0000[diff] [blame]402 case I40E_PHY_TYPE_40GBASE_AOC:
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]403 ecmd->supported = SUPPORTED_40000baseCR4_Full;
404 break;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]405 case I40E_PHY_TYPE_40GBASE_SR4:
406 ecmd->supported = SUPPORTED_40000baseSR4_Full;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]407 break;
408 case I40E_PHY_TYPE_40GBASE_LR4:
409 ecmd->supported = SUPPORTED_40000baseLR4_Full;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]410 break;
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]411 case I40E_PHY_TYPE_10GBASE_SR:
412 case I40E_PHY_TYPE_10GBASE_LR:
Catherine Sullivan124ed152014-07-12 07:28:12 +0000[diff] [blame]413 case I40E_PHY_TYPE_1000BASE_SX:
414 case I40E_PHY_TYPE_1000BASE_LX:
Catherine Sullivan0a862b42015-08-31 19:54:53 -0400[diff] [blame]415 ecmd->supported = SUPPORTED_10000baseT_Full;
416 if (hw_link_info->module_type[2] &
417 I40E_MODULE_TYPE_1000BASE_SX ||
418 hw_link_info->module_type[2] &
419 I40E_MODULE_TYPE_1000BASE_LX) {
420 ecmd->supported |= SUPPORTED_1000baseT_Full;
421 if (hw_link_info->requested_speeds &
422 I40E_LINK_SPEED_1GB)
423 ecmd->advertising |= ADVERTISED_1000baseT_Full;
424 }
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]425 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_10GB)
426 ecmd->advertising |= ADVERTISED_10000baseT_Full;
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]427 break;
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]428 case I40E_PHY_TYPE_10GBASE_T:
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]429 case I40E_PHY_TYPE_1000BASE_T:
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]430 case I40E_PHY_TYPE_100BASE_TX:
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]431 ecmd->supported = SUPPORTED_Autoneg |
Mitch Williams5960d332014-09-13 07:40:47 +0000[diff] [blame]432 SUPPORTED_10000baseT_Full |
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]433 SUPPORTED_1000baseT_Full |
434 SUPPORTED_100baseT_Full;
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]435 ecmd->advertising = ADVERTISED_Autoneg;
436 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_10GB)
437 ecmd->advertising |= ADVERTISED_10000baseT_Full;
438 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_1GB)
439 ecmd->advertising |= ADVERTISED_1000baseT_Full;
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]440 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_100MB)
441 ecmd->advertising |= ADVERTISED_100baseT_Full;
Catherine Sullivan3b6c2172015-09-03 17:18:52 -0400[diff] [blame]442 break;
Catherine Sullivan48becae2015-09-28 14:12:41 -0400[diff] [blame]443 case I40E_PHY_TYPE_1000BASE_T_OPTICAL:
444 ecmd->supported = SUPPORTED_Autoneg |
445 SUPPORTED_1000baseT_Full;
446 ecmd->advertising = ADVERTISED_Autoneg |
447 ADVERTISED_1000baseT_Full;
448 break;
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]449 case I40E_PHY_TYPE_10GBASE_CR1_CU:
450 case I40E_PHY_TYPE_10GBASE_CR1:
451 ecmd->supported = SUPPORTED_Autoneg |
452 SUPPORTED_10000baseT_Full;
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]453 ecmd->advertising = ADVERTISED_Autoneg |
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]454 ADVERTISED_10000baseT_Full;
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]455 break;
456 case I40E_PHY_TYPE_XAUI:
457 case I40E_PHY_TYPE_XFI:
458 case I40E_PHY_TYPE_SFI:
459 case I40E_PHY_TYPE_10GBASE_SFPP_CU:
Catherine Sullivan180204c2015-02-26 16:14:58 +0000[diff] [blame]460 case I40E_PHY_TYPE_10GBASE_AOC:
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]461 ecmd->supported = SUPPORTED_10000baseT_Full;
Stefan Assmann91698272016-06-27 15:03:43 +0200[diff] [blame]462 ecmd->advertising = SUPPORTED_10000baseT_Full;
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]463 break;
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]464 case I40E_PHY_TYPE_SGMII:
465 ecmd->supported = SUPPORTED_Autoneg |
Catherine Sullivan3b6c2172015-09-03 17:18:52 -0400[diff] [blame]466 SUPPORTED_1000baseT_Full;
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]467 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_1GB)
468 ecmd->advertising |= ADVERTISED_1000baseT_Full;
Catherine Sullivan48b18042015-12-09 15:50:25 -0800[diff] [blame]469 if (pf->flags & I40E_FLAG_100M_SGMII_CAPABLE) {
Catherine Sullivan3b6c2172015-09-03 17:18:52 -0400[diff] [blame]470 ecmd->supported |= SUPPORTED_100baseT_Full;
471 if (hw_link_info->requested_speeds &
472 I40E_LINK_SPEED_100MB)
473 ecmd->advertising |= ADVERTISED_100baseT_Full;
474 }
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]475 break;
Catherine Sullivanfc72dbc2015-09-01 11:36:30 -0400[diff] [blame]476 case I40E_PHY_TYPE_40GBASE_KR4:
477 case I40E_PHY_TYPE_20GBASE_KR2:
478 case I40E_PHY_TYPE_10GBASE_KR:
479 case I40E_PHY_TYPE_10GBASE_KX4:
480 case I40E_PHY_TYPE_1000BASE_KX:
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]481 ecmd->supported |= SUPPORTED_40000baseKR4_Full |
482 SUPPORTED_20000baseKR2_Full |
483 SUPPORTED_10000baseKR_Full |
484 SUPPORTED_10000baseKX4_Full |
485 SUPPORTED_1000baseKX_Full |
486 SUPPORTED_Autoneg;
487 ecmd->advertising |= ADVERTISED_40000baseKR4_Full |
488 ADVERTISED_20000baseKR2_Full |
489 ADVERTISED_10000baseKR_Full |
490 ADVERTISED_10000baseKX4_Full |
491 ADVERTISED_1000baseKX_Full |
492 ADVERTISED_Autoneg;
Catherine Sullivanfc72dbc2015-09-01 11:36:30 -0400[diff] [blame]493 break;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]494 default:
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]495 /* if we got here and link is up something bad is afoot */
Catherine Sullivan124ed152014-07-12 07:28:12 +0000[diff] [blame]496 netdev_info(netdev, "WARNING: Link is up but PHY type 0x%x is not recognized.\n",
497 hw_link_info->phy_type);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]498 }
499
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]500 /* Now that we've worked out everything that could be supported by the
501 * current PHY type, get what is supported by the NVM and them to
502 * get what is truly supported
503 */
504 i40e_phy_type_to_ethtool(pf, &e_supported,
505 &e_advertising);
506
507 ecmd->supported = ecmd->supported & e_supported;
508 ecmd->advertising = ecmd->advertising & e_advertising;
509
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]510 /* Set speed and duplex */
511 switch (link_speed) {
512 case I40E_LINK_SPEED_40GB:
Greg Roseedf5cff2015-04-07 19:45:41 -0400[diff] [blame]513 ethtool_cmd_speed_set(ecmd, SPEED_40000);
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]514 break;
Jesse Brandeburgae24b402015-03-27 00:12:09 -0700[diff] [blame]515 case I40E_LINK_SPEED_20GB:
516 ethtool_cmd_speed_set(ecmd, SPEED_20000);
517 break;
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]518 case I40E_LINK_SPEED_10GB:
519 ethtool_cmd_speed_set(ecmd, SPEED_10000);
520 break;
521 case I40E_LINK_SPEED_1GB:
522 ethtool_cmd_speed_set(ecmd, SPEED_1000);
523 break;
524 case I40E_LINK_SPEED_100MB:
525 ethtool_cmd_speed_set(ecmd, SPEED_100);
526 break;
527 default:
528 break;
529 }
530 ecmd->duplex = DUPLEX_FULL;
531}
532
533/**
534 * i40e_get_settings_link_down - Get the Link settings for when link is down
535 * @hw: hw structure
536 * @ecmd: ethtool command to fill in
537 *
538 * Reports link settings that can be determined when link is down
539 **/
540static void i40e_get_settings_link_down(struct i40e_hw *hw,
Catherine Sullivan3b6c2172015-09-03 17:18:52 -0400[diff] [blame]541 struct ethtool_cmd *ecmd,
542 struct i40e_pf *pf)
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]543{
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]544 /* link is down and the driver needs to fall back on
Catherine Sullivanfc72dbc2015-09-01 11:36:30 -0400[diff] [blame]545 * supported phy types to figure out what info to display
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]546 */
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]547 i40e_phy_type_to_ethtool(pf, &ecmd->supported,
548 &ecmd->advertising);
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]549
550 /* With no link speed and duplex are unknown */
551 ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN);
552 ecmd->duplex = DUPLEX_UNKNOWN;
553}
554
555/**
556 * i40e_get_settings - Get Link Speed and Duplex settings
557 * @netdev: network interface device structure
558 * @ecmd: ethtool command
559 *
560 * Reports speed/duplex settings based on media_type
561 **/
562static int i40e_get_settings(struct net_device *netdev,
563 struct ethtool_cmd *ecmd)
564{
565 struct i40e_netdev_priv *np = netdev_priv(netdev);
566 struct i40e_pf *pf = np->vsi->back;
567 struct i40e_hw *hw = &pf->hw;
568 struct i40e_link_status *hw_link_info = &hw->phy.link_info;
569 bool link_up = hw_link_info->link_info & I40E_AQ_LINK_UP;
570
571 if (link_up)
Catherine Sullivan3b6c2172015-09-03 17:18:52 -0400[diff] [blame]572 i40e_get_settings_link_up(hw, ecmd, netdev, pf);
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]573 else
Catherine Sullivan3b6c2172015-09-03 17:18:52 -0400[diff] [blame]574 i40e_get_settings_link_down(hw, ecmd, pf);
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]575
576 /* Now set the settings that don't rely on link being up/down */
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]577 /* Set autoneg settings */
Jesse Brandeburgc9a3d472013-11-26 10:49:10 +0000[diff] [blame]578 ecmd->autoneg = ((hw_link_info->an_info & I40E_AQ_AN_COMPLETED) ?
579 AUTONEG_ENABLE : AUTONEG_DISABLE);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]580
Jesse Brandeburgc9a3d472013-11-26 10:49:10 +0000[diff] [blame]581 switch (hw->phy.media_type) {
582 case I40E_MEDIA_TYPE_BACKPLANE:
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]583 ecmd->supported |= SUPPORTED_Autoneg |
584 SUPPORTED_Backplane;
585 ecmd->advertising |= ADVERTISED_Autoneg |
586 ADVERTISED_Backplane;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]587 ecmd->port = PORT_NONE;
Jesse Brandeburgc9a3d472013-11-26 10:49:10 +0000[diff] [blame]588 break;
589 case I40E_MEDIA_TYPE_BASET:
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]590 ecmd->supported |= SUPPORTED_TP;
591 ecmd->advertising |= ADVERTISED_TP;
592 ecmd->port = PORT_TP;
Jesse Brandeburgc9a3d472013-11-26 10:49:10 +0000[diff] [blame]593 break;
594 case I40E_MEDIA_TYPE_DA:
595 case I40E_MEDIA_TYPE_CX4:
Jesse Brandeburgbe405eb2013-11-20 10:02:50 +0000[diff] [blame]596 ecmd->supported |= SUPPORTED_FIBRE;
597 ecmd->advertising |= ADVERTISED_FIBRE;
598 ecmd->port = PORT_DA;
Jesse Brandeburgc9a3d472013-11-26 10:49:10 +0000[diff] [blame]599 break;
600 case I40E_MEDIA_TYPE_FIBER:
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]601 ecmd->supported |= SUPPORTED_FIBRE;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]602 ecmd->port = PORT_FIBRE;
Jesse Brandeburgc9a3d472013-11-26 10:49:10 +0000[diff] [blame]603 break;
604 case I40E_MEDIA_TYPE_UNKNOWN:
605 default:
606 ecmd->port = PORT_OTHER;
607 break;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]608 }
609
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]610 /* Set transceiver */
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]611 ecmd->transceiver = XCVR_EXTERNAL;
612
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]613 /* Set flow control settings */
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]614 ecmd->supported |= SUPPORTED_Pause;
615
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]616 switch (hw->fc.requested_mode) {
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]617 case I40E_FC_FULL:
618 ecmd->advertising |= ADVERTISED_Pause;
619 break;
620 case I40E_FC_TX_PAUSE:
621 ecmd->advertising |= ADVERTISED_Asym_Pause;
622 break;
623 case I40E_FC_RX_PAUSE:
624 ecmd->advertising |= (ADVERTISED_Pause |
625 ADVERTISED_Asym_Pause);
626 break;
627 default:
628 ecmd->advertising &= ~(ADVERTISED_Pause |
629 ADVERTISED_Asym_Pause);
630 break;
631 }
632
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]633 return 0;
634}
635
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]636/**
637 * i40e_set_settings - Set Speed and Duplex
638 * @netdev: network interface device structure
639 * @ecmd: ethtool command
640 *
641 * Set speed/duplex per media_types advertised/forced
642 **/
643static int i40e_set_settings(struct net_device *netdev,
644 struct ethtool_cmd *ecmd)
645{
646 struct i40e_netdev_priv *np = netdev_priv(netdev);
647 struct i40e_aq_get_phy_abilities_resp abilities;
648 struct i40e_aq_set_phy_config config;
649 struct i40e_pf *pf = np->vsi->back;
650 struct i40e_vsi *vsi = np->vsi;
651 struct i40e_hw *hw = &pf->hw;
652 struct ethtool_cmd safe_ecmd;
653 i40e_status status = 0;
654 bool change = false;
655 int err = 0;
656 u8 autoneg;
657 u32 advertise;
658
Shannon Nelsonf0d8c732014-12-11 07:06:32 +0000[diff] [blame]659 /* Changing port settings is not supported if this isn't the
660 * port's controlling PF
661 */
662 if (hw->partition_id != 1) {
663 i40e_partition_setting_complaint(pf);
664 return -EOPNOTSUPP;
665 }
666
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]667 if (vsi != pf->vsi[pf->lan_vsi])
668 return -EOPNOTSUPP;
669
670 if (hw->phy.media_type != I40E_MEDIA_TYPE_BASET &&
671 hw->phy.media_type != I40E_MEDIA_TYPE_FIBER &&
Catherine Sullivanc57e9f12014-07-12 07:28:13 +0000[diff] [blame]672 hw->phy.media_type != I40E_MEDIA_TYPE_BACKPLANE &&
Serey Kong65362272016-05-16 10:26:39 -0700[diff] [blame]673 hw->phy.media_type != I40E_MEDIA_TYPE_DA &&
Catherine Sullivanc57e9f12014-07-12 07:28:13 +0000[diff] [blame]674 hw->phy.link_info.link_info & I40E_AQ_LINK_UP)
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]675 return -EOPNOTSUPP;
676
Catherine Sullivanfc72dbc2015-09-01 11:36:30 -0400[diff] [blame]677 if (hw->device_id == I40E_DEV_ID_KX_B ||
678 hw->device_id == I40E_DEV_ID_KX_C ||
679 hw->device_id == I40E_DEV_ID_20G_KR2 ||
680 hw->device_id == I40E_DEV_ID_20G_KR2_A) {
681 netdev_info(netdev, "Changing settings is not supported on backplane.\n");
682 return -EOPNOTSUPP;
683 }
684
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]685 /* get our own copy of the bits to check against */
686 memset(&safe_ecmd, 0, sizeof(struct ethtool_cmd));
687 i40e_get_settings(netdev, &safe_ecmd);
688
689 /* save autoneg and speed out of ecmd */
690 autoneg = ecmd->autoneg;
691 advertise = ecmd->advertising;
692
693 /* set autoneg and speed back to what they currently are */
694 ecmd->autoneg = safe_ecmd.autoneg;
695 ecmd->advertising = safe_ecmd.advertising;
696
697 ecmd->cmd = safe_ecmd.cmd;
698 /* If ecmd and safe_ecmd are not the same now, then they are
699 * trying to set something that we do not support
700 */
701 if (memcmp(ecmd, &safe_ecmd, sizeof(struct ethtool_cmd)))
702 return -EOPNOTSUPP;
703
704 while (test_bit(__I40E_CONFIG_BUSY, &vsi->state))
705 usleep_range(1000, 2000);
706
707 /* Get the current phy config */
708 status = i40e_aq_get_phy_capabilities(hw, false, false, &abilities,
709 NULL);
710 if (status)
711 return -EAGAIN;
712
Catherine Sullivan124ed152014-07-12 07:28:12 +0000[diff] [blame]713 /* Copy abilities to config in case autoneg is not
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]714 * set below
715 */
716 memset(&config, 0, sizeof(struct i40e_aq_set_phy_config));
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]717 config.abilities = abilities.abilities;
718
719 /* Check autoneg */
720 if (autoneg == AUTONEG_ENABLE) {
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]721 /* If autoneg was not already enabled */
722 if (!(hw->phy.link_info.an_info & I40E_AQ_AN_COMPLETED)) {
Catherine Sullivan3ce12ee2015-09-28 14:16:58 -0400[diff] [blame]723 /* If autoneg is not supported, return error */
724 if (!(safe_ecmd.supported & SUPPORTED_Autoneg)) {
725 netdev_info(netdev, "Autoneg not supported on this phy\n");
726 return -EINVAL;
727 }
728 /* Autoneg is allowed to change */
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]729 config.abilities = abilities.abilities |
730 I40E_AQ_PHY_ENABLE_AN;
731 change = true;
732 }
733 } else {
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]734 /* If autoneg is currently enabled */
735 if (hw->phy.link_info.an_info & I40E_AQ_AN_COMPLETED) {
Catherine Sullivan3ce12ee2015-09-28 14:16:58 -0400[diff] [blame]736 /* If autoneg is supported 10GBASE_T is the only PHY
737 * that can disable it, so otherwise return error
738 */
739 if (safe_ecmd.supported & SUPPORTED_Autoneg &&
740 hw->phy.link_info.phy_type !=
741 I40E_PHY_TYPE_10GBASE_T) {
742 netdev_info(netdev, "Autoneg cannot be disabled on this phy\n");
743 return -EINVAL;
744 }
745 /* Autoneg is allowed to change */
Mitch Williams5960d332014-09-13 07:40:47 +0000[diff] [blame]746 config.abilities = abilities.abilities &
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]747 ~I40E_AQ_PHY_ENABLE_AN;
748 change = true;
749 }
750 }
751
752 if (advertise & ~safe_ecmd.supported)
753 return -EINVAL;
754
755 if (advertise & ADVERTISED_100baseT_Full)
Catherine Sullivan124ed152014-07-12 07:28:12 +0000[diff] [blame]756 config.link_speed |= I40E_LINK_SPEED_100MB;
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]757 if (advertise & ADVERTISED_1000baseT_Full ||
758 advertise & ADVERTISED_1000baseKX_Full)
Catherine Sullivan124ed152014-07-12 07:28:12 +0000[diff] [blame]759 config.link_speed |= I40E_LINK_SPEED_1GB;
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]760 if (advertise & ADVERTISED_10000baseT_Full ||
761 advertise & ADVERTISED_10000baseKX4_Full ||
762 advertise & ADVERTISED_10000baseKR_Full)
Catherine Sullivan124ed152014-07-12 07:28:12 +0000[diff] [blame]763 config.link_speed |= I40E_LINK_SPEED_10GB;
Jesse Brandeburgae24b402015-03-27 00:12:09 -0700[diff] [blame]764 if (advertise & ADVERTISED_20000baseKR2_Full)
765 config.link_speed |= I40E_LINK_SPEED_20GB;
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]766 if (advertise & ADVERTISED_40000baseKR4_Full ||
767 advertise & ADVERTISED_40000baseCR4_Full ||
768 advertise & ADVERTISED_40000baseSR4_Full ||
769 advertise & ADVERTISED_40000baseLR4_Full)
Catherine Sullivan124ed152014-07-12 07:28:12 +0000[diff] [blame]770 config.link_speed |= I40E_LINK_SPEED_40GB;
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]771
Catherine Sullivan0002e112015-08-26 15:14:16 -0400[diff] [blame]772 /* If speed didn't get set, set it to what it currently is.
773 * This is needed because if advertise is 0 (as it is when autoneg
774 * is disabled) then speed won't get set.
775 */
776 if (!config.link_speed)
777 config.link_speed = abilities.link_speed;
778
Catherine Sullivan124ed152014-07-12 07:28:12 +0000[diff] [blame]779 if (change || (abilities.link_speed != config.link_speed)) {
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]780 /* copy over the rest of the abilities */
781 config.phy_type = abilities.phy_type;
782 config.eee_capability = abilities.eee_capability;
783 config.eeer = abilities.eeer_val;
784 config.low_power_ctrl = abilities.d3_lpan;
785
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]786 /* save the requested speeds */
787 hw->phy.link_info.requested_speeds = config.link_speed;
Catherine Sullivan94128512014-07-12 07:28:16 +0000[diff] [blame]788 /* set link and auto negotiation so changes take effect */
789 config.abilities |= I40E_AQ_PHY_ENABLE_ATOMIC_LINK;
790 /* If link is up put link down */
791 if (hw->phy.link_info.link_info & I40E_AQ_LINK_UP) {
792 /* Tell the OS link is going down, the link will go
793 * back up when fw says it is ready asynchronously
794 */
Matt Jaredc156f852015-08-27 11:42:39 -0400[diff] [blame]795 i40e_print_link_message(vsi, false);
Catherine Sullivan94128512014-07-12 07:28:16 +0000[diff] [blame]796 netif_carrier_off(netdev);
797 netif_tx_stop_all_queues(netdev);
798 }
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]799
800 /* make the aq call */
801 status = i40e_aq_set_phy_config(hw, &config, NULL);
802 if (status) {
Shannon Nelsonf1c7e722015-06-04 16:24:01 -0400[diff] [blame]803 netdev_info(netdev, "Set phy config failed, err %s aq_err %s\n",
804 i40e_stat_str(hw, status),
805 i40e_aq_str(hw, hw->aq.asq_last_status));
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]806 return -EAGAIN;
807 }
808
Catherine Sullivan0a862b42015-08-31 19:54:53 -0400[diff] [blame]809 status = i40e_update_link_info(hw);
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]810 if (status)
Catherine Sullivan52e96892015-09-28 14:16:59 -0400[diff] [blame]811 netdev_dbg(netdev, "Updating link info failed with err %s aq_err %s\n",
812 i40e_stat_str(hw, status),
813 i40e_aq_str(hw, hw->aq.asq_last_status));
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]814
815 } else {
816 netdev_info(netdev, "Nothing changed, exiting without setting anything.\n");
817 }
818
819 return err;
820}
821
Jesse Brandeburga6599722014-06-04 08:45:25 +0000[diff] [blame]822static int i40e_nway_reset(struct net_device *netdev)
823{
824 /* restart autonegotiation */
825 struct i40e_netdev_priv *np = netdev_priv(netdev);
826 struct i40e_pf *pf = np->vsi->back;
827 struct i40e_hw *hw = &pf->hw;
828 bool link_up = hw->phy.link_info.link_info & I40E_AQ_LINK_UP;
829 i40e_status ret = 0;
830
831 ret = i40e_aq_set_link_restart_an(hw, link_up, NULL);
832 if (ret) {
Shannon Nelsonf1c7e722015-06-04 16:24:01 -0400[diff] [blame]833 netdev_info(netdev, "link restart failed, err %s aq_err %s\n",
834 i40e_stat_str(hw, ret),
835 i40e_aq_str(hw, hw->aq.asq_last_status));
Jesse Brandeburga6599722014-06-04 08:45:25 +0000[diff] [blame]836 return -EIO;
837 }
838
839 return 0;
840}
841
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]842/**
843 * i40e_get_pauseparam - Get Flow Control status
844 * Return tx/rx-pause status
845 **/
846static void i40e_get_pauseparam(struct net_device *netdev,
847 struct ethtool_pauseparam *pause)
848{
849 struct i40e_netdev_priv *np = netdev_priv(netdev);
850 struct i40e_pf *pf = np->vsi->back;
851 struct i40e_hw *hw = &pf->hw;
852 struct i40e_link_status *hw_link_info = &hw->phy.link_info;
Neerav Parikh4b7698c2014-11-12 00:18:57 +0000[diff] [blame]853 struct i40e_dcbx_config *dcbx_cfg = &hw->local_dcbx_config;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]854
855 pause->autoneg =
856 ((hw_link_info->an_info & I40E_AQ_AN_COMPLETED) ?
857 AUTONEG_ENABLE : AUTONEG_DISABLE);
858
Neerav Parikh4b7698c2014-11-12 00:18:57 +0000[diff] [blame]859 /* PFC enabled so report LFC as off */
860 if (dcbx_cfg->pfc.pfcenable) {
861 pause->rx_pause = 0;
862 pause->tx_pause = 0;
863 return;
864 }
865
Jesse Brandeburgd52c20b2013-11-26 10:49:15 +0000[diff] [blame]866 if (hw->fc.current_mode == I40E_FC_RX_PAUSE) {
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]867 pause->rx_pause = 1;
Jesse Brandeburgd52c20b2013-11-26 10:49:15 +0000[diff] [blame]868 } else if (hw->fc.current_mode == I40E_FC_TX_PAUSE) {
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]869 pause->tx_pause = 1;
Jesse Brandeburgd52c20b2013-11-26 10:49:15 +0000[diff] [blame]870 } else if (hw->fc.current_mode == I40E_FC_FULL) {
871 pause->rx_pause = 1;
872 pause->tx_pause = 1;
873 }
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]874}
875
Catherine Sullivan2becc352014-06-04 08:45:27 +0000[diff] [blame]876/**
877 * i40e_set_pauseparam - Set Flow Control parameter
878 * @netdev: network interface device structure
879 * @pause: return tx/rx flow control status
880 **/
881static int i40e_set_pauseparam(struct net_device *netdev,
882 struct ethtool_pauseparam *pause)
883{
884 struct i40e_netdev_priv *np = netdev_priv(netdev);
885 struct i40e_pf *pf = np->vsi->back;
886 struct i40e_vsi *vsi = np->vsi;
887 struct i40e_hw *hw = &pf->hw;
888 struct i40e_link_status *hw_link_info = &hw->phy.link_info;
Neerav Parikh4b7698c2014-11-12 00:18:57 +0000[diff] [blame]889 struct i40e_dcbx_config *dcbx_cfg = &hw->local_dcbx_config;
Catherine Sullivan2becc352014-06-04 08:45:27 +0000[diff] [blame]890 bool link_up = hw_link_info->link_info & I40E_AQ_LINK_UP;
891 i40e_status status;
892 u8 aq_failures;
Catherine Sullivan7d62dac2014-07-09 07:46:18 +0000[diff] [blame]893 int err = 0;
Catherine Sullivan2becc352014-06-04 08:45:27 +0000[diff] [blame]894
Shannon Nelsonf0d8c732014-12-11 07:06:32 +0000[diff] [blame]895 /* Changing the port's flow control is not supported if this isn't the
896 * port's controlling PF
897 */
898 if (hw->partition_id != 1) {
899 i40e_partition_setting_complaint(pf);
900 return -EOPNOTSUPP;
901 }
902
Catherine Sullivan2becc352014-06-04 08:45:27 +0000[diff] [blame]903 if (vsi != pf->vsi[pf->lan_vsi])
904 return -EOPNOTSUPP;
905
906 if (pause->autoneg != ((hw_link_info->an_info & I40E_AQ_AN_COMPLETED) ?
907 AUTONEG_ENABLE : AUTONEG_DISABLE)) {
908 netdev_info(netdev, "To change autoneg please use: ethtool -s <dev> autoneg <on|off>\n");
909 return -EOPNOTSUPP;
910 }
911
912 /* If we have link and don't have autoneg */
913 if (!test_bit(__I40E_DOWN, &pf->state) &&
914 !(hw_link_info->an_info & I40E_AQ_AN_COMPLETED)) {
915 /* Send message that it might not necessarily work*/
916 netdev_info(netdev, "Autoneg did not complete so changing settings may not result in an actual change.\n");
917 }
918
Neerav Parikh4b7698c2014-11-12 00:18:57 +0000[diff] [blame]919 if (dcbx_cfg->pfc.pfcenable) {
920 netdev_info(netdev,
921 "Priority flow control enabled. Cannot set link flow control.\n");
Catherine Sullivan2becc352014-06-04 08:45:27 +0000[diff] [blame]922 return -EOPNOTSUPP;
923 }
924
925 if (pause->rx_pause && pause->tx_pause)
926 hw->fc.requested_mode = I40E_FC_FULL;
927 else if (pause->rx_pause && !pause->tx_pause)
928 hw->fc.requested_mode = I40E_FC_RX_PAUSE;
929 else if (!pause->rx_pause && pause->tx_pause)
930 hw->fc.requested_mode = I40E_FC_TX_PAUSE;
931 else if (!pause->rx_pause && !pause->tx_pause)
932 hw->fc.requested_mode = I40E_FC_NONE;
933 else
934 return -EINVAL;
935
Catherine Sullivan94128512014-07-12 07:28:16 +0000[diff] [blame]936 /* Tell the OS link is going down, the link will go back up when fw
937 * says it is ready asynchronously
938 */
Matt Jaredc156f852015-08-27 11:42:39 -0400[diff] [blame]939 i40e_print_link_message(vsi, false);
Catherine Sullivan94128512014-07-12 07:28:16 +0000[diff] [blame]940 netif_carrier_off(netdev);
941 netif_tx_stop_all_queues(netdev);
942
Catherine Sullivan2becc352014-06-04 08:45:27 +0000[diff] [blame]943 /* Set the fc mode and only restart an if link is up*/
944 status = i40e_set_fc(hw, &aq_failures, link_up);
945
946 if (aq_failures & I40E_SET_FC_AQ_FAIL_GET) {
Shannon Nelsonf1c7e722015-06-04 16:24:01 -0400[diff] [blame]947 netdev_info(netdev, "Set fc failed on the get_phy_capabilities call with err %s aq_err %s\n",
948 i40e_stat_str(hw, status),
949 i40e_aq_str(hw, hw->aq.asq_last_status));
Catherine Sullivan2becc352014-06-04 08:45:27 +0000[diff] [blame]950 err = -EAGAIN;
951 }
952 if (aq_failures & I40E_SET_FC_AQ_FAIL_SET) {
Shannon Nelsonf1c7e722015-06-04 16:24:01 -0400[diff] [blame]953 netdev_info(netdev, "Set fc failed on the set_phy_config call with err %s aq_err %s\n",
954 i40e_stat_str(hw, status),
955 i40e_aq_str(hw, hw->aq.asq_last_status));
Catherine Sullivan2becc352014-06-04 08:45:27 +0000[diff] [blame]956 err = -EAGAIN;
957 }
958 if (aq_failures & I40E_SET_FC_AQ_FAIL_UPDATE) {
Shannon Nelsonf1c7e722015-06-04 16:24:01 -0400[diff] [blame]959 netdev_info(netdev, "Set fc failed on the get_link_info call with err %s aq_err %s\n",
960 i40e_stat_str(hw, status),
961 i40e_aq_str(hw, hw->aq.asq_last_status));
Catherine Sullivan2becc352014-06-04 08:45:27 +0000[diff] [blame]962 err = -EAGAIN;
963 }
964
Catherine Sullivan7d62dac2014-07-09 07:46:18 +0000[diff] [blame]965 if (!test_bit(__I40E_DOWN, &pf->state)) {
966 /* Give it a little more time to try to come back */
967 msleep(75);
968 if (!test_bit(__I40E_DOWN, &pf->state))
969 return i40e_nway_reset(netdev);
970 }
Catherine Sullivan2becc352014-06-04 08:45:27 +0000[diff] [blame]971
972 return err;
973}
974
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]975static u32 i40e_get_msglevel(struct net_device *netdev)
976{
977 struct i40e_netdev_priv *np = netdev_priv(netdev);
978 struct i40e_pf *pf = np->vsi->back;
Alexander Duyck5d4ca232016-09-30 08:21:46 -0400[diff] [blame]979 u32 debug_mask = pf->hw.debug_mask;
980
981 if (debug_mask)
982 netdev_info(netdev, "i40e debug_mask: 0x%08X\n", debug_mask);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]983
984 return pf->msg_enable;
985}
986
987static void i40e_set_msglevel(struct net_device *netdev, u32 data)
988{
989 struct i40e_netdev_priv *np = netdev_priv(netdev);
990 struct i40e_pf *pf = np->vsi->back;
991
992 if (I40E_DEBUG_USER & data)
993 pf->hw.debug_mask = data;
Alexander Duyck5d4ca232016-09-30 08:21:46 -0400[diff] [blame]994 else
995 pf->msg_enable = data;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]996}
997
998static int i40e_get_regs_len(struct net_device *netdev)
999{
1000 int reg_count = 0;
1001 int i;
1002
1003 for (i = 0; i40e_reg_list[i].offset != 0; i++)
1004 reg_count += i40e_reg_list[i].elements;
1005
1006 return reg_count * sizeof(u32);
1007}
1008
1009static void i40e_get_regs(struct net_device *netdev, struct ethtool_regs *regs,
1010 void *p)
1011{
1012 struct i40e_netdev_priv *np = netdev_priv(netdev);
1013 struct i40e_pf *pf = np->vsi->back;
1014 struct i40e_hw *hw = &pf->hw;
1015 u32 *reg_buf = p;
1016 int i, j, ri;
1017 u32 reg;
1018
1019 /* Tell ethtool which driver-version-specific regs output we have.
1020 *
1021 * At some point, if we have ethtool doing special formatting of
1022 * this data, it will rely on this version number to know how to
1023 * interpret things. Hence, this needs to be updated if/when the
1024 * diags register table is changed.
1025 */
1026 regs->version = 1;
1027
1028 /* loop through the diags reg table for what to print */
1029 ri = 0;
1030 for (i = 0; i40e_reg_list[i].offset != 0; i++) {
1031 for (j = 0; j < i40e_reg_list[i].elements; j++) {
1032 reg = i40e_reg_list[i].offset
1033 + (j * i40e_reg_list[i].stride);
1034 reg_buf[ri++] = rd32(hw, reg);
1035 }
1036 }
1037
1038}
1039
1040static int i40e_get_eeprom(struct net_device *netdev,
1041 struct ethtool_eeprom *eeprom, u8 *bytes)
1042{
1043 struct i40e_netdev_priv *np = netdev_priv(netdev);
1044 struct i40e_hw *hw = &np->vsi->back->hw;
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1045 struct i40e_pf *pf = np->vsi->back;
Shannon Nelsonc150a502014-11-13 08:23:13 +0000[diff] [blame]1046 int ret_val = 0, len, offset;
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1047 u8 *eeprom_buff;
1048 u16 i, sectors;
1049 bool last;
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1050 u32 magic;
1051
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1052#define I40E_NVM_SECTOR_SIZE 4096
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1053 if (eeprom->len == 0)
1054 return -EINVAL;
1055
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1056 /* check for NVMUpdate access method */
1057 magic = hw->vendor_id | (hw->device_id << 16);
1058 if (eeprom->magic && eeprom->magic != magic) {
Shannon Nelson6e93d0c2016-01-15 14:33:18 -0800[diff] [blame]1059 struct i40e_nvm_access *cmd = (struct i40e_nvm_access *)eeprom;
1060 int errno = 0;
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1061
1062 /* make sure it is the right magic for NVMUpdate */
1063 if ((eeprom->magic >> 16) != hw->device_id)
Shannon Nelson6e93d0c2016-01-15 14:33:18 -0800[diff] [blame]1064 errno = -EINVAL;
1065 else if (test_bit(__I40E_RESET_RECOVERY_PENDING, &pf->state) ||
1066 test_bit(__I40E_RESET_INTR_RECEIVED, &pf->state))
1067 errno = -EBUSY;
1068 else
1069 ret_val = i40e_nvmupd_command(hw, cmd, bytes, &errno);
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1070
Shannon Nelson6e93d0c2016-01-15 14:33:18 -0800[diff] [blame]1071 if ((errno || ret_val) && (hw->debug_mask & I40E_DEBUG_NVM))
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1072 dev_info(&pf->pdev->dev,
Shannon Nelsonc150a502014-11-13 08:23:13 +0000[diff] [blame]1073 "NVMUpdate read failed err=%d status=0x%x errno=%d module=%d offset=0x%x size=%d\n",
1074 ret_val, hw->aq.asq_last_status, errno,
1075 (u8)(cmd->config & I40E_NVM_MOD_PNT_MASK),
1076 cmd->offset, cmd->data_size);
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1077
1078 return errno;
1079 }
1080
1081 /* normal ethtool get_eeprom support */
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1082 eeprom->magic = hw->vendor_id | (hw->device_id << 16);
1083
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1084 eeprom_buff = kzalloc(eeprom->len, GFP_KERNEL);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1085 if (!eeprom_buff)
1086 return -ENOMEM;
1087
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1088 ret_val = i40e_acquire_nvm(hw, I40E_RESOURCE_READ);
1089 if (ret_val) {
1090 dev_info(&pf->pdev->dev,
1091 "Failed Acquiring NVM resource for read err=%d status=0x%x\n",
1092 ret_val, hw->aq.asq_last_status);
1093 goto free_buff;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1094 }
1095
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1096 sectors = eeprom->len / I40E_NVM_SECTOR_SIZE;
1097 sectors += (eeprom->len % I40E_NVM_SECTOR_SIZE) ? 1 : 0;
1098 len = I40E_NVM_SECTOR_SIZE;
1099 last = false;
1100 for (i = 0; i < sectors; i++) {
1101 if (i == (sectors - 1)) {
1102 len = eeprom->len - (I40E_NVM_SECTOR_SIZE * i);
1103 last = true;
1104 }
Shannon Nelsonc150a502014-11-13 08:23:13 +0000[diff] [blame]1105 offset = eeprom->offset + (I40E_NVM_SECTOR_SIZE * i),
1106 ret_val = i40e_aq_read_nvm(hw, 0x0, offset, len,
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1107 (u8 *)eeprom_buff + (I40E_NVM_SECTOR_SIZE * i),
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1108 last, NULL);
Shannon Nelsonc150a502014-11-13 08:23:13 +0000[diff] [blame]1109 if (ret_val && hw->aq.asq_last_status == I40E_AQ_RC_EPERM) {
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1110 dev_info(&pf->pdev->dev,
Shannon Nelsonc150a502014-11-13 08:23:13 +0000[diff] [blame]1111 "read NVM failed, invalid offset 0x%x\n",
1112 offset);
1113 break;
1114 } else if (ret_val &&
1115 hw->aq.asq_last_status == I40E_AQ_RC_EACCES) {
1116 dev_info(&pf->pdev->dev,
1117 "read NVM failed, access, offset 0x%x\n",
1118 offset);
1119 break;
1120 } else if (ret_val) {
1121 dev_info(&pf->pdev->dev,
1122 "read NVM failed offset %d err=%d status=0x%x\n",
1123 offset, ret_val, hw->aq.asq_last_status);
1124 break;
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1125 }
1126 }
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1127
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1128 i40e_release_nvm(hw);
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1129 memcpy(bytes, (u8 *)eeprom_buff, eeprom->len);
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1130free_buff:
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1131 kfree(eeprom_buff);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1132 return ret_val;
1133}
1134
1135static int i40e_get_eeprom_len(struct net_device *netdev)
1136{
1137 struct i40e_netdev_priv *np = netdev_priv(netdev);
1138 struct i40e_hw *hw = &np->vsi->back->hw;
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1139 u32 val;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1140
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1141 val = (rd32(hw, I40E_GLPCI_LBARCTRL)
1142 & I40E_GLPCI_LBARCTRL_FL_SIZE_MASK)
1143 >> I40E_GLPCI_LBARCTRL_FL_SIZE_SHIFT;
1144 /* register returns value in power of 2, 64Kbyte chunks. */
Jesse Brandeburg41a1d042015-06-04 16:24:02 -0400[diff] [blame]1145 val = (64 * 1024) * BIT(val);
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1146 return val;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1147}
1148
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1149static int i40e_set_eeprom(struct net_device *netdev,
1150 struct ethtool_eeprom *eeprom, u8 *bytes)
1151{
1152 struct i40e_netdev_priv *np = netdev_priv(netdev);
1153 struct i40e_hw *hw = &np->vsi->back->hw;
1154 struct i40e_pf *pf = np->vsi->back;
Shannon Nelson6e93d0c2016-01-15 14:33:18 -0800[diff] [blame]1155 struct i40e_nvm_access *cmd = (struct i40e_nvm_access *)eeprom;
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1156 int ret_val = 0;
Shannon Nelson6e93d0c2016-01-15 14:33:18 -0800[diff] [blame]1157 int errno = 0;
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1158 u32 magic;
1159
1160 /* normal ethtool set_eeprom is not supported */
1161 magic = hw->vendor_id | (hw->device_id << 16);
1162 if (eeprom->magic == magic)
Shannon Nelson6e93d0c2016-01-15 14:33:18 -0800[diff] [blame]1163 errno = -EOPNOTSUPP;
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1164 /* check for NVMUpdate access method */
Shannon Nelson6e93d0c2016-01-15 14:33:18 -0800[diff] [blame]1165 else if (!eeprom->magic || (eeprom->magic >> 16) != hw->device_id)
1166 errno = -EINVAL;
1167 else if (test_bit(__I40E_RESET_RECOVERY_PENDING, &pf->state) ||
1168 test_bit(__I40E_RESET_INTR_RECEIVED, &pf->state))
1169 errno = -EBUSY;
1170 else
1171 ret_val = i40e_nvmupd_command(hw, cmd, bytes, &errno);
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1172
Shannon Nelson6e93d0c2016-01-15 14:33:18 -0800[diff] [blame]1173 if ((errno || ret_val) && (hw->debug_mask & I40E_DEBUG_NVM))
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1174 dev_info(&pf->pdev->dev,
Shannon Nelsonc150a502014-11-13 08:23:13 +0000[diff] [blame]1175 "NVMUpdate write failed err=%d status=0x%x errno=%d module=%d offset=0x%x size=%d\n",
1176 ret_val, hw->aq.asq_last_status, errno,
1177 (u8)(cmd->config & I40E_NVM_MOD_PNT_MASK),
1178 cmd->offset, cmd->data_size);
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1179
1180 return errno;
1181}
1182
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1183static void i40e_get_drvinfo(struct net_device *netdev,
1184 struct ethtool_drvinfo *drvinfo)
1185{
1186 struct i40e_netdev_priv *np = netdev_priv(netdev);
1187 struct i40e_vsi *vsi = np->vsi;
1188 struct i40e_pf *pf = vsi->back;
1189
1190 strlcpy(drvinfo->driver, i40e_driver_name, sizeof(drvinfo->driver));
1191 strlcpy(drvinfo->version, i40e_driver_version_str,
1192 sizeof(drvinfo->version));
Shannon Nelson6dec1012015-09-28 14:12:30 -0400[diff] [blame]1193 strlcpy(drvinfo->fw_version, i40e_nvm_version_str(&pf->hw),
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1194 sizeof(drvinfo->fw_version));
1195 strlcpy(drvinfo->bus_info, pci_name(pf->pdev),
1196 sizeof(drvinfo->bus_info));
Anjali Singhai Jainb5569892016-05-03 15:13:12 -0700[diff] [blame]1197 if (pf->hw.pf_id == 0)
1198 drvinfo->n_priv_flags = I40E_PRIV_FLAGS_GL_STR_LEN;
1199 else
1200 drvinfo->n_priv_flags = I40E_PRIV_FLAGS_STR_LEN;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1201}
1202
1203static void i40e_get_ringparam(struct net_device *netdev,
1204 struct ethtool_ringparam *ring)
1205{
1206 struct i40e_netdev_priv *np = netdev_priv(netdev);
1207 struct i40e_pf *pf = np->vsi->back;
1208 struct i40e_vsi *vsi = pf->vsi[pf->lan_vsi];
1209
1210 ring->rx_max_pending = I40E_MAX_NUM_DESCRIPTORS;
1211 ring->tx_max_pending = I40E_MAX_NUM_DESCRIPTORS;
1212 ring->rx_mini_max_pending = 0;
1213 ring->rx_jumbo_max_pending = 0;
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1214 ring->rx_pending = vsi->rx_rings[0]->count;
1215 ring->tx_pending = vsi->tx_rings[0]->count;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1216 ring->rx_mini_pending = 0;
1217 ring->rx_jumbo_pending = 0;
1218}
1219
1220static int i40e_set_ringparam(struct net_device *netdev,
1221 struct ethtool_ringparam *ring)
1222{
1223 struct i40e_ring *tx_rings = NULL, *rx_rings = NULL;
1224 struct i40e_netdev_priv *np = netdev_priv(netdev);
1225 struct i40e_vsi *vsi = np->vsi;
1226 struct i40e_pf *pf = vsi->back;
1227 u32 new_rx_count, new_tx_count;
1228 int i, err = 0;
1229
1230 if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
1231 return -EINVAL;
1232
Shannon Nelson1fa18372013-11-20 10:03:08 +0000[diff] [blame]1233 if (ring->tx_pending > I40E_MAX_NUM_DESCRIPTORS ||
1234 ring->tx_pending < I40E_MIN_NUM_DESCRIPTORS ||
1235 ring->rx_pending > I40E_MAX_NUM_DESCRIPTORS ||
1236 ring->rx_pending < I40E_MIN_NUM_DESCRIPTORS) {
1237 netdev_info(netdev,
1238 "Descriptors requested (Tx: %d / Rx: %d) out of range [%d-%d]\n",
1239 ring->tx_pending, ring->rx_pending,
1240 I40E_MIN_NUM_DESCRIPTORS, I40E_MAX_NUM_DESCRIPTORS);
1241 return -EINVAL;
1242 }
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1243
Shannon Nelson1fa18372013-11-20 10:03:08 +0000[diff] [blame]1244 new_tx_count = ALIGN(ring->tx_pending, I40E_REQ_DESCRIPTOR_MULTIPLE);
1245 new_rx_count = ALIGN(ring->rx_pending, I40E_REQ_DESCRIPTOR_MULTIPLE);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1246
1247 /* if nothing to do return success */
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1248 if ((new_tx_count == vsi->tx_rings[0]->count) &&
1249 (new_rx_count == vsi->rx_rings[0]->count))
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1250 return 0;
1251
1252 while (test_and_set_bit(__I40E_CONFIG_BUSY, &pf->state))
1253 usleep_range(1000, 2000);
1254
1255 if (!netif_running(vsi->netdev)) {
1256 /* simple case - set for the next time the netdev is started */
1257 for (i = 0; i < vsi->num_queue_pairs; i++) {
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1258 vsi->tx_rings[i]->count = new_tx_count;
1259 vsi->rx_rings[i]->count = new_rx_count;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1260 }
1261 goto done;
1262 }
1263
1264 /* We can't just free everything and then setup again,
1265 * because the ISRs in MSI-X mode get passed pointers
1266 * to the Tx and Rx ring structs.
1267 */
1268
1269 /* alloc updated Tx resources */
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1270 if (new_tx_count != vsi->tx_rings[0]->count) {
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1271 netdev_info(netdev,
1272 "Changing Tx descriptor count from %d to %d.\n",
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1273 vsi->tx_rings[0]->count, new_tx_count);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1274 tx_rings = kcalloc(vsi->alloc_queue_pairs,
1275 sizeof(struct i40e_ring), GFP_KERNEL);
1276 if (!tx_rings) {
1277 err = -ENOMEM;
1278 goto done;
1279 }
1280
1281 for (i = 0; i < vsi->num_queue_pairs; i++) {
1282 /* clone ring and setup updated count */
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1283 tx_rings[i] = *vsi->tx_rings[i];
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1284 tx_rings[i].count = new_tx_count;
Jesse Brandeburg1e8efb42015-08-27 11:42:33 -0400[diff] [blame]1285 /* the desc and bi pointers will be reallocated in the
1286 * setup call
1287 */
1288 tx_rings[i].desc = NULL;
1289 tx_rings[i].rx_bi = NULL;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1290 err = i40e_setup_tx_descriptors(&tx_rings[i]);
1291 if (err) {
1292 while (i) {
1293 i--;
1294 i40e_free_tx_resources(&tx_rings[i]);
1295 }
1296 kfree(tx_rings);
1297 tx_rings = NULL;
1298
1299 goto done;
1300 }
1301 }
1302 }
1303
1304 /* alloc updated Rx resources */
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1305 if (new_rx_count != vsi->rx_rings[0]->count) {
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1306 netdev_info(netdev,
1307 "Changing Rx descriptor count from %d to %d\n",
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1308 vsi->rx_rings[0]->count, new_rx_count);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1309 rx_rings = kcalloc(vsi->alloc_queue_pairs,
1310 sizeof(struct i40e_ring), GFP_KERNEL);
1311 if (!rx_rings) {
1312 err = -ENOMEM;
1313 goto free_tx;
1314 }
1315
1316 for (i = 0; i < vsi->num_queue_pairs; i++) {
Jesse Brandeburg147e81e2016-04-18 11:33:49 -0700[diff] [blame]1317 /* this is to allow wr32 to have something to write to
1318 * during early allocation of Rx buffers
1319 */
1320 u32 __iomem faketail = 0;
1321 struct i40e_ring *ring;
1322 u16 unused;
1323
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1324 /* clone ring and setup updated count */
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1325 rx_rings[i] = *vsi->rx_rings[i];
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1326 rx_rings[i].count = new_rx_count;
Jesse Brandeburg1e8efb42015-08-27 11:42:33 -0400[diff] [blame]1327 /* the desc and bi pointers will be reallocated in the
1328 * setup call
1329 */
1330 rx_rings[i].desc = NULL;
1331 rx_rings[i].rx_bi = NULL;
Jesse Brandeburg147e81e2016-04-18 11:33:49 -0700[diff] [blame]1332 rx_rings[i].tail = (u8 __iomem *)&faketail;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1333 err = i40e_setup_rx_descriptors(&rx_rings[i]);
Jesse Brandeburg147e81e2016-04-18 11:33:49 -0700[diff] [blame]1334 if (err)
1335 goto rx_unwind;
1336
1337 /* now allocate the Rx buffers to make sure the OS
1338 * has enough memory, any failure here means abort
1339 */
1340 ring = &rx_rings[i];
1341 unused = I40E_DESC_UNUSED(ring);
1342 err = i40e_alloc_rx_buffers(ring, unused);
1343rx_unwind:
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1344 if (err) {
Jesse Brandeburg147e81e2016-04-18 11:33:49 -0700[diff] [blame]1345 do {
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1346 i40e_free_rx_resources(&rx_rings[i]);
Jesse Brandeburg147e81e2016-04-18 11:33:49 -0700[diff] [blame]1347 } while (i--);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1348 kfree(rx_rings);
1349 rx_rings = NULL;
1350
1351 goto free_tx;
1352 }
1353 }
1354 }
1355
1356 /* Bring interface down, copy in the new ring info,
1357 * then restore the interface
1358 */
1359 i40e_down(vsi);
1360
1361 if (tx_rings) {
1362 for (i = 0; i < vsi->num_queue_pairs; i++) {
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1363 i40e_free_tx_resources(vsi->tx_rings[i]);
1364 *vsi->tx_rings[i] = tx_rings[i];
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1365 }
1366 kfree(tx_rings);
1367 tx_rings = NULL;
1368 }
1369
1370 if (rx_rings) {
1371 for (i = 0; i < vsi->num_queue_pairs; i++) {
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1372 i40e_free_rx_resources(vsi->rx_rings[i]);
Jesse Brandeburg147e81e2016-04-18 11:33:49 -0700[diff] [blame]1373 /* get the real tail offset */
1374 rx_rings[i].tail = vsi->rx_rings[i]->tail;
1375 /* this is to fake out the allocation routine
1376 * into thinking it has to realloc everything
1377 * but the recycling logic will let us re-use
1378 * the buffers allocated above
1379 */
1380 rx_rings[i].next_to_use = 0;
1381 rx_rings[i].next_to_clean = 0;
1382 rx_rings[i].next_to_alloc = 0;
1383 /* do a struct copy */
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1384 *vsi->rx_rings[i] = rx_rings[i];
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1385 }
1386 kfree(rx_rings);
1387 rx_rings = NULL;
1388 }
1389
1390 i40e_up(vsi);
1391
1392free_tx:
1393 /* error cleanup if the Rx allocations failed after getting Tx */
1394 if (tx_rings) {
1395 for (i = 0; i < vsi->num_queue_pairs; i++)
1396 i40e_free_tx_resources(&tx_rings[i]);
1397 kfree(tx_rings);
1398 tx_rings = NULL;
1399 }
1400
1401done:
1402 clear_bit(__I40E_CONFIG_BUSY, &pf->state);
1403
1404 return err;
1405}
1406
1407static int i40e_get_sset_count(struct net_device *netdev, int sset)
1408{
1409 struct i40e_netdev_priv *np = netdev_priv(netdev);
1410 struct i40e_vsi *vsi = np->vsi;
1411 struct i40e_pf *pf = vsi->back;
1412
1413 switch (sset) {
1414 case ETH_SS_TEST:
1415 return I40E_TEST_LEN;
1416 case ETH_SS_STATS:
Shannon Nelson58ce5172015-02-27 09:15:26 +0000[diff] [blame]1417 if (vsi == pf->vsi[pf->lan_vsi] && pf->hw.partition_id == 1) {
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1418 int len = I40E_PF_STATS_LEN(netdev);
1419
Anjali Singhai Jaind1a8d272015-07-23 16:54:40 -0400[diff] [blame]1420 if ((pf->lan_veb != I40E_NO_VEB) &&
1421 (pf->flags & I40E_FLAG_VEB_STATS_ENABLED))
Neerav Parikhfe860af2015-07-10 19:36:02 -0400[diff] [blame]1422 len += I40E_VEB_STATS_TOTAL;
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1423 return len;
1424 } else {
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1425 return I40E_VSI_STATS_LEN(netdev);
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1426 }
Greg Rose7e45ab42015-02-06 08:52:19 +0000[diff] [blame]1427 case ETH_SS_PRIV_FLAGS:
Anjali Singhai Jainb5569892016-05-03 15:13:12 -0700[diff] [blame]1428 if (pf->hw.pf_id == 0)
1429 return I40E_PRIV_FLAGS_GL_STR_LEN;
1430 else
1431 return I40E_PRIV_FLAGS_STR_LEN;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1432 default:
1433 return -EOPNOTSUPP;
1434 }
1435}
1436
1437static void i40e_get_ethtool_stats(struct net_device *netdev,
1438 struct ethtool_stats *stats, u64 *data)
1439{
1440 struct i40e_netdev_priv *np = netdev_priv(netdev);
Akeem G Abodunrine7046ee2014-04-09 05:58:58 +0000[diff] [blame]1441 struct i40e_ring *tx_ring, *rx_ring;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1442 struct i40e_vsi *vsi = np->vsi;
1443 struct i40e_pf *pf = vsi->back;
1444 int i = 0;
1445 char *p;
1446 int j;
1447 struct rtnl_link_stats64 *net_stats = i40e_get_vsi_stats_struct(vsi);
Alexander Duyck980e9b12013-09-28 06:01:03 +0000[diff] [blame]1448 unsigned int start;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1449
1450 i40e_update_stats(vsi);
1451
1452 for (j = 0; j < I40E_NETDEV_STATS_LEN; j++) {
1453 p = (char *)net_stats + i40e_gstrings_net_stats[j].stat_offset;
1454 data[i++] = (i40e_gstrings_net_stats[j].sizeof_stat ==
1455 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
1456 }
Shannon Nelson41a9e552014-04-23 04:50:20 +0000[diff] [blame]1457 for (j = 0; j < I40E_MISC_STATS_LEN; j++) {
1458 p = (char *)vsi + i40e_gstrings_misc_stats[j].stat_offset;
1459 data[i++] = (i40e_gstrings_misc_stats[j].sizeof_stat ==
1460 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
1461 }
Vasu Dev38e00432014-08-01 13:27:03 -0700[diff] [blame]1462#ifdef I40E_FCOE
1463 for (j = 0; j < I40E_FCOE_STATS_LEN; j++) {
1464 p = (char *)vsi + i40e_gstrings_fcoe_stats[j].stat_offset;
1465 data[i++] = (i40e_gstrings_fcoe_stats[j].sizeof_stat ==
1466 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
1467 }
1468#endif
Alexander Duyck980e9b12013-09-28 06:01:03 +0000[diff] [blame]1469 rcu_read_lock();
Catherine Sullivan99c472a2014-03-14 07:32:30 +0000[diff] [blame]1470 for (j = 0; j < vsi->num_queue_pairs; j++) {
Akeem G Abodunrine7046ee2014-04-09 05:58:58 +0000[diff] [blame]1471 tx_ring = ACCESS_ONCE(vsi->tx_rings[j]);
Alexander Duyck980e9b12013-09-28 06:01:03 +0000[diff] [blame]1472
1473 if (!tx_ring)
1474 continue;
1475
1476 /* process Tx ring statistics */
1477 do {
Eric W. Biederman57a77442014-03-13 21:26:42 -0700[diff] [blame]1478 start = u64_stats_fetch_begin_irq(&tx_ring->syncp);
Alexander Duyck980e9b12013-09-28 06:01:03 +0000[diff] [blame]1479 data[i] = tx_ring->stats.packets;
1480 data[i + 1] = tx_ring->stats.bytes;
Eric W. Biederman57a77442014-03-13 21:26:42 -0700[diff] [blame]1481 } while (u64_stats_fetch_retry_irq(&tx_ring->syncp, start));
Catherine Sullivan99c472a2014-03-14 07:32:30 +0000[diff] [blame]1482 i += 2;
Alexander Duyck980e9b12013-09-28 06:01:03 +0000[diff] [blame]1483
1484 /* Rx ring is the 2nd half of the queue pair */
1485 rx_ring = &tx_ring[1];
1486 do {
Eric W. Biederman57a77442014-03-13 21:26:42 -0700[diff] [blame]1487 start = u64_stats_fetch_begin_irq(&rx_ring->syncp);
Catherine Sullivan99c472a2014-03-14 07:32:30 +0000[diff] [blame]1488 data[i] = rx_ring->stats.packets;
1489 data[i + 1] = rx_ring->stats.bytes;
Eric W. Biederman57a77442014-03-13 21:26:42 -0700[diff] [blame]1490 } while (u64_stats_fetch_retry_irq(&rx_ring->syncp, start));
Catherine Sullivan99c472a2014-03-14 07:32:30 +0000[diff] [blame]1491 i += 2;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1492 }
Alexander Duyck980e9b12013-09-28 06:01:03 +0000[diff] [blame]1493 rcu_read_unlock();
Shannon Nelson58ce5172015-02-27 09:15:26 +0000[diff] [blame]1494 if (vsi != pf->vsi[pf->lan_vsi] || pf->hw.partition_id != 1)
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1495 return;
1496
Anjali Singhai Jaind1a8d272015-07-23 16:54:40 -0400[diff] [blame]1497 if ((pf->lan_veb != I40E_NO_VEB) &&
1498 (pf->flags & I40E_FLAG_VEB_STATS_ENABLED)) {
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1499 struct i40e_veb *veb = pf->veb[pf->lan_veb];
Jesse Brandeburg6995b362015-08-28 17:55:54 -0400[diff] [blame]1500
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1501 for (j = 0; j < I40E_VEB_STATS_LEN; j++) {
1502 p = (char *)veb;
1503 p += i40e_gstrings_veb_stats[j].stat_offset;
1504 data[i++] = (i40e_gstrings_veb_stats[j].sizeof_stat ==
1505 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1506 }
Jesse Brandeburg74a6c662015-10-02 19:09:34 -0700[diff] [blame]1507 for (j = 0; j < I40E_MAX_TRAFFIC_CLASS; j++) {
1508 data[i++] = veb->tc_stats.tc_tx_packets[j];
1509 data[i++] = veb->tc_stats.tc_tx_bytes[j];
1510 data[i++] = veb->tc_stats.tc_rx_packets[j];
1511 data[i++] = veb->tc_stats.tc_rx_bytes[j];
1512 }
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1513 }
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1514 for (j = 0; j < I40E_GLOBAL_STATS_LEN; j++) {
1515 p = (char *)pf + i40e_gstrings_stats[j].stat_offset;
1516 data[i++] = (i40e_gstrings_stats[j].sizeof_stat ==
1517 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
1518 }
1519 for (j = 0; j < I40E_MAX_USER_PRIORITY; j++) {
1520 data[i++] = pf->stats.priority_xon_tx[j];
1521 data[i++] = pf->stats.priority_xoff_tx[j];
1522 }
1523 for (j = 0; j < I40E_MAX_USER_PRIORITY; j++) {
1524 data[i++] = pf->stats.priority_xon_rx[j];
1525 data[i++] = pf->stats.priority_xoff_rx[j];
1526 }
1527 for (j = 0; j < I40E_MAX_USER_PRIORITY; j++)
1528 data[i++] = pf->stats.priority_xon_2_xoff[j];
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1529}
1530
1531static void i40e_get_strings(struct net_device *netdev, u32 stringset,
1532 u8 *data)
1533{
1534 struct i40e_netdev_priv *np = netdev_priv(netdev);
1535 struct i40e_vsi *vsi = np->vsi;
1536 struct i40e_pf *pf = vsi->back;
1537 char *p = (char *)data;
1538 int i;
1539
1540 switch (stringset) {
1541 case ETH_SS_TEST:
1542 for (i = 0; i < I40E_TEST_LEN; i++) {
1543 memcpy(data, i40e_gstrings_test[i], ETH_GSTRING_LEN);
1544 data += ETH_GSTRING_LEN;
1545 }
1546 break;
1547 case ETH_SS_STATS:
1548 for (i = 0; i < I40E_NETDEV_STATS_LEN; i++) {
1549 snprintf(p, ETH_GSTRING_LEN, "%s",
1550 i40e_gstrings_net_stats[i].stat_string);
1551 p += ETH_GSTRING_LEN;
1552 }
Shannon Nelson41a9e552014-04-23 04:50:20 +0000[diff] [blame]1553 for (i = 0; i < I40E_MISC_STATS_LEN; i++) {
1554 snprintf(p, ETH_GSTRING_LEN, "%s",
1555 i40e_gstrings_misc_stats[i].stat_string);
1556 p += ETH_GSTRING_LEN;
1557 }
Vasu Dev38e00432014-08-01 13:27:03 -0700[diff] [blame]1558#ifdef I40E_FCOE
1559 for (i = 0; i < I40E_FCOE_STATS_LEN; i++) {
1560 snprintf(p, ETH_GSTRING_LEN, "%s",
1561 i40e_gstrings_fcoe_stats[i].stat_string);
1562 p += ETH_GSTRING_LEN;
1563 }
1564#endif
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1565 for (i = 0; i < vsi->num_queue_pairs; i++) {
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1566 snprintf(p, ETH_GSTRING_LEN, "tx-%d.tx_packets", i);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1567 p += ETH_GSTRING_LEN;
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1568 snprintf(p, ETH_GSTRING_LEN, "tx-%d.tx_bytes", i);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1569 p += ETH_GSTRING_LEN;
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1570 snprintf(p, ETH_GSTRING_LEN, "rx-%d.rx_packets", i);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1571 p += ETH_GSTRING_LEN;
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1572 snprintf(p, ETH_GSTRING_LEN, "rx-%d.rx_bytes", i);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1573 p += ETH_GSTRING_LEN;
1574 }
Shannon Nelson58ce5172015-02-27 09:15:26 +0000[diff] [blame]1575 if (vsi != pf->vsi[pf->lan_vsi] || pf->hw.partition_id != 1)
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1576 return;
1577
Anjali Singhai Jaind1a8d272015-07-23 16:54:40 -0400[diff] [blame]1578 if ((pf->lan_veb != I40E_NO_VEB) &&
1579 (pf->flags & I40E_FLAG_VEB_STATS_ENABLED)) {
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1580 for (i = 0; i < I40E_VEB_STATS_LEN; i++) {
1581 snprintf(p, ETH_GSTRING_LEN, "veb.%s",
1582 i40e_gstrings_veb_stats[i].stat_string);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1583 p += ETH_GSTRING_LEN;
1584 }
Neerav Parikhfe860af2015-07-10 19:36:02 -0400[diff] [blame]1585 for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) {
1586 snprintf(p, ETH_GSTRING_LEN,
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1587 "veb.tc_%d_tx_packets", i);
Neerav Parikhfe860af2015-07-10 19:36:02 -0400[diff] [blame]1588 p += ETH_GSTRING_LEN;
1589 snprintf(p, ETH_GSTRING_LEN,
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1590 "veb.tc_%d_tx_bytes", i);
Neerav Parikhfe860af2015-07-10 19:36:02 -0400[diff] [blame]1591 p += ETH_GSTRING_LEN;
1592 snprintf(p, ETH_GSTRING_LEN,
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1593 "veb.tc_%d_rx_packets", i);
Neerav Parikhfe860af2015-07-10 19:36:02 -0400[diff] [blame]1594 p += ETH_GSTRING_LEN;
1595 snprintf(p, ETH_GSTRING_LEN,
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1596 "veb.tc_%d_rx_bytes", i);
Neerav Parikhfe860af2015-07-10 19:36:02 -0400[diff] [blame]1597 p += ETH_GSTRING_LEN;
1598 }
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1599 }
1600 for (i = 0; i < I40E_GLOBAL_STATS_LEN; i++) {
1601 snprintf(p, ETH_GSTRING_LEN, "port.%s",
1602 i40e_gstrings_stats[i].stat_string);
1603 p += ETH_GSTRING_LEN;
1604 }
1605 for (i = 0; i < I40E_MAX_USER_PRIORITY; i++) {
1606 snprintf(p, ETH_GSTRING_LEN,
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1607 "port.tx_priority_%d_xon", i);
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1608 p += ETH_GSTRING_LEN;
1609 snprintf(p, ETH_GSTRING_LEN,
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1610 "port.tx_priority_%d_xoff", i);
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1611 p += ETH_GSTRING_LEN;
1612 }
1613 for (i = 0; i < I40E_MAX_USER_PRIORITY; i++) {
1614 snprintf(p, ETH_GSTRING_LEN,
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1615 "port.rx_priority_%d_xon", i);
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1616 p += ETH_GSTRING_LEN;
1617 snprintf(p, ETH_GSTRING_LEN,
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1618 "port.rx_priority_%d_xoff", i);
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1619 p += ETH_GSTRING_LEN;
1620 }
1621 for (i = 0; i < I40E_MAX_USER_PRIORITY; i++) {
1622 snprintf(p, ETH_GSTRING_LEN,
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1623 "port.rx_priority_%d_xon_2_xoff", i);
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1624 p += ETH_GSTRING_LEN;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1625 }
1626 /* BUG_ON(p - data != I40E_STATS_LEN * ETH_GSTRING_LEN); */
1627 break;
Greg Rose7e45ab42015-02-06 08:52:19 +0000[diff] [blame]1628 case ETH_SS_PRIV_FLAGS:
Anjali Singhai Jainb5569892016-05-03 15:13:12 -0700[diff] [blame]1629 if (pf->hw.pf_id == 0) {
1630 for (i = 0; i < I40E_PRIV_FLAGS_GL_STR_LEN; i++) {
1631 memcpy(data, i40e_priv_flags_strings_gl[i],
1632 ETH_GSTRING_LEN);
1633 data += ETH_GSTRING_LEN;
1634 }
1635 } else {
1636 for (i = 0; i < I40E_PRIV_FLAGS_STR_LEN; i++) {
1637 memcpy(data, i40e_priv_flags_strings[i],
1638 ETH_GSTRING_LEN);
1639 data += ETH_GSTRING_LEN;
1640 }
Greg Rose7e45ab42015-02-06 08:52:19 +0000[diff] [blame]1641 }
1642 break;
Akeem G Abodunrin579b23d2015-02-24 06:58:42 +0000[diff] [blame]1643 default:
1644 break;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1645 }
1646}
1647
1648static int i40e_get_ts_info(struct net_device *dev,
1649 struct ethtool_ts_info *info)
1650{
Jacob Kellerbeb0dff2014-01-11 05:43:19 +0000[diff] [blame]1651 struct i40e_pf *pf = i40e_netdev_to_pf(dev);
1652
Jacob Kellerfe88bda2014-11-11 20:05:58 +0000[diff] [blame]1653 /* only report HW timestamping if PTP is enabled */
1654 if (!(pf->flags & I40E_FLAG_PTP))
1655 return ethtool_op_get_ts_info(dev, info);
1656
Jacob Kellerbeb0dff2014-01-11 05:43:19 +0000[diff] [blame]1657 info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE |
1658 SOF_TIMESTAMPING_RX_SOFTWARE |
1659 SOF_TIMESTAMPING_SOFTWARE |
1660 SOF_TIMESTAMPING_TX_HARDWARE |
1661 SOF_TIMESTAMPING_RX_HARDWARE |
1662 SOF_TIMESTAMPING_RAW_HARDWARE;
1663
1664 if (pf->ptp_clock)
1665 info->phc_index = ptp_clock_index(pf->ptp_clock);
1666 else
1667 info->phc_index = -1;
1668
Jesse Brandeburg41a1d042015-06-04 16:24:02 -0400[diff] [blame]1669 info->tx_types = BIT(HWTSTAMP_TX_OFF) | BIT(HWTSTAMP_TX_ON);
Jacob Kellerbeb0dff2014-01-11 05:43:19 +0000[diff] [blame]1670
Jesse Brandeburg41a1d042015-06-04 16:24:02 -0400[diff] [blame]1671 info->rx_filters = BIT(HWTSTAMP_FILTER_NONE) |
1672 BIT(HWTSTAMP_FILTER_PTP_V1_L4_EVENT) |
1673 BIT(HWTSTAMP_FILTER_PTP_V2_EVENT);
Jacob Kellerbeb0dff2014-01-11 05:43:19 +0000[diff] [blame]1674
1675 return 0;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1676}
1677
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1678static int i40e_link_test(struct net_device *netdev, u64 *data)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1679{
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1680 struct i40e_netdev_priv *np = netdev_priv(netdev);
1681 struct i40e_pf *pf = np->vsi->back;
Jesse Brandeburga72a5abc2015-08-26 15:14:19 -0400[diff] [blame]1682 i40e_status status;
1683 bool link_up = false;
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1684
Shannon Nelsonb03aaa92013-11-20 10:03:06 +0000[diff] [blame]1685 netif_info(pf, hw, netdev, "link test\n");
Jesse Brandeburga72a5abc2015-08-26 15:14:19 -0400[diff] [blame]1686 status = i40e_get_link_status(&pf->hw, &link_up);
1687 if (status) {
1688 netif_err(pf, drv, netdev, "link query timed out, please retry test\n");
1689 *data = 1;
1690 return *data;
1691 }
1692
1693 if (link_up)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1694 *data = 0;
1695 else
1696 *data = 1;
1697
1698 return *data;
1699}
1700
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1701static int i40e_reg_test(struct net_device *netdev, u64 *data)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1702{
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1703 struct i40e_netdev_priv *np = netdev_priv(netdev);
1704 struct i40e_pf *pf = np->vsi->back;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1705
Shannon Nelsonb03aaa92013-11-20 10:03:06 +0000[diff] [blame]1706 netif_info(pf, hw, netdev, "register test\n");
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1707 *data = i40e_diag_reg_test(&pf->hw);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1708
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1709 return *data;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1710}
1711
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1712static int i40e_eeprom_test(struct net_device *netdev, u64 *data)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1713{
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1714 struct i40e_netdev_priv *np = netdev_priv(netdev);
1715 struct i40e_pf *pf = np->vsi->back;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1716
Shannon Nelsonb03aaa92013-11-20 10:03:06 +0000[diff] [blame]1717 netif_info(pf, hw, netdev, "eeprom test\n");
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1718 *data = i40e_diag_eeprom_test(&pf->hw);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1719
Shannon Nelson4443ec92014-11-13 08:23:12 +0000[diff] [blame]1720 /* forcebly clear the NVM Update state machine */
1721 pf->hw.nvmupd_state = I40E_NVMUPD_STATE_INIT;
1722
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1723 return *data;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1724}
1725
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1726static int i40e_intr_test(struct net_device *netdev, u64 *data)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1727{
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1728 struct i40e_netdev_priv *np = netdev_priv(netdev);
1729 struct i40e_pf *pf = np->vsi->back;
Shannon Nelsoncd92e722013-11-16 10:00:44 +0000[diff] [blame]1730 u16 swc_old = pf->sw_int_count;
1731
Shannon Nelsonb03aaa92013-11-20 10:03:06 +0000[diff] [blame]1732 netif_info(pf, hw, netdev, "interrupt test\n");
Shannon Nelsoncd92e722013-11-16 10:00:44 +0000[diff] [blame]1733 wr32(&pf->hw, I40E_PFINT_DYN_CTL0,
1734 (I40E_PFINT_DYN_CTL0_INTENA_MASK |
Shannon Nelson5d1ff1062014-11-11 20:04:35 +0000[diff] [blame]1735 I40E_PFINT_DYN_CTL0_SWINT_TRIG_MASK |
1736 I40E_PFINT_DYN_CTL0_ITR_INDX_MASK |
1737 I40E_PFINT_DYN_CTL0_SW_ITR_INDX_ENA_MASK |
1738 I40E_PFINT_DYN_CTL0_SW_ITR_INDX_MASK));
Shannon Nelsoncd92e722013-11-16 10:00:44 +0000[diff] [blame]1739 usleep_range(1000, 2000);
1740 *data = (swc_old == pf->sw_int_count);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1741
1742 return *data;
1743}
1744
Greg Rosee17bc412015-04-16 20:05:59 -0400[diff] [blame]1745static inline bool i40e_active_vfs(struct i40e_pf *pf)
1746{
1747 struct i40e_vf *vfs = pf->vf;
1748 int i;
1749
1750 for (i = 0; i < pf->num_alloc_vfs; i++)
Jesse Brandeburg6995b362015-08-28 17:55:54 -0400[diff] [blame]1751 if (test_bit(I40E_VF_STAT_ACTIVE, &vfs[i].vf_states))
Greg Rosee17bc412015-04-16 20:05:59 -0400[diff] [blame]1752 return true;
1753 return false;
1754}
1755
Greg Rose510efb22015-07-10 19:36:01 -0400[diff] [blame]1756static inline bool i40e_active_vmdqs(struct i40e_pf *pf)
1757{
Alexander Duyck4b816442016-10-11 15:26:53 -0700[diff] [blame]1758 return !!i40e_find_vsi_by_type(pf, I40E_VSI_VMDQ2);
Greg Rose510efb22015-07-10 19:36:01 -0400[diff] [blame]1759}
1760
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1761static void i40e_diag_test(struct net_device *netdev,
1762 struct ethtool_test *eth_test, u64 *data)
1763{
1764 struct i40e_netdev_priv *np = netdev_priv(netdev);
Greg Rose5b86c5c2015-02-26 16:14:35 +0000[diff] [blame]1765 bool if_running = netif_running(netdev);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1766 struct i40e_pf *pf = np->vsi->back;
1767
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1768 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
1769 /* Offline tests */
Shannon Nelsonb03aaa92013-11-20 10:03:06 +0000[diff] [blame]1770 netif_info(pf, drv, netdev, "offline testing starting\n");
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1771
Shannon Nelsonf551b432013-11-26 10:49:12 +0000[diff] [blame]1772 set_bit(__I40E_TESTING, &pf->state);
Greg Rosee17bc412015-04-16 20:05:59 -0400[diff] [blame]1773
Greg Rose510efb22015-07-10 19:36:01 -0400[diff] [blame]1774 if (i40e_active_vfs(pf) || i40e_active_vmdqs(pf)) {
Greg Rosee17bc412015-04-16 20:05:59 -0400[diff] [blame]1775 dev_warn(&pf->pdev->dev,
Greg Rose510efb22015-07-10 19:36:01 -0400[diff] [blame]1776 "Please take active VFs and Netqueues offline and restart the adapter before running NIC diagnostics\n");
Greg Rosee17bc412015-04-16 20:05:59 -0400[diff] [blame]1777 data[I40E_ETH_TEST_REG] = 1;
1778 data[I40E_ETH_TEST_EEPROM] = 1;
1779 data[I40E_ETH_TEST_INTR] = 1;
Greg Rosee17bc412015-04-16 20:05:59 -0400[diff] [blame]1780 data[I40E_ETH_TEST_LINK] = 1;
1781 eth_test->flags |= ETH_TEST_FL_FAILED;
1782 clear_bit(__I40E_TESTING, &pf->state);
1783 goto skip_ol_tests;
1784 }
1785
Greg Rose5b86c5c2015-02-26 16:14:35 +0000[diff] [blame]1786 /* If the device is online then take it offline */
1787 if (if_running)
1788 /* indicate we're in test mode */
Stefan Assmann08ca3872016-02-03 09:20:47 +0100[diff] [blame]1789 i40e_close(netdev);
Greg Rose5b86c5c2015-02-26 16:14:35 +0000[diff] [blame]1790 else
Greg Roseb4e53f02015-07-10 19:36:03 -0400[diff] [blame]1791 /* This reset does not affect link - if it is
1792 * changed to a type of reset that does affect
1793 * link then the following link test would have
1794 * to be moved to before the reset
1795 */
Jesse Brandeburg41a1d042015-06-04 16:24:02 -0400[diff] [blame]1796 i40e_do_reset(pf, BIT(__I40E_PF_RESET_REQUESTED));
Shannon Nelsonf551b432013-11-26 10:49:12 +0000[diff] [blame]1797
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1798 if (i40e_link_test(netdev, &data[I40E_ETH_TEST_LINK]))
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1799 eth_test->flags |= ETH_TEST_FL_FAILED;
1800
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1801 if (i40e_eeprom_test(netdev, &data[I40E_ETH_TEST_EEPROM]))
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1802 eth_test->flags |= ETH_TEST_FL_FAILED;
1803
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1804 if (i40e_intr_test(netdev, &data[I40E_ETH_TEST_INTR]))
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1805 eth_test->flags |= ETH_TEST_FL_FAILED;
1806
Shannon Nelsonf551b432013-11-26 10:49:12 +0000[diff] [blame]1807 /* run reg test last, a reset is required after it */
1808 if (i40e_reg_test(netdev, &data[I40E_ETH_TEST_REG]))
1809 eth_test->flags |= ETH_TEST_FL_FAILED;
1810
1811 clear_bit(__I40E_TESTING, &pf->state);
Jesse Brandeburg41a1d042015-06-04 16:24:02 -0400[diff] [blame]1812 i40e_do_reset(pf, BIT(__I40E_PF_RESET_REQUESTED));
Greg Rose5b86c5c2015-02-26 16:14:35 +0000[diff] [blame]1813
1814 if (if_running)
Stefan Assmann08ca3872016-02-03 09:20:47 +0100[diff] [blame]1815 i40e_open(netdev);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1816 } else {
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1817 /* Online tests */
Shannon Nelsonb03aaa92013-11-20 10:03:06 +0000[diff] [blame]1818 netif_info(pf, drv, netdev, "online testing starting\n");
1819
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1820 if (i40e_link_test(netdev, &data[I40E_ETH_TEST_LINK]))
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1821 eth_test->flags |= ETH_TEST_FL_FAILED;
1822
1823 /* Offline only tests, not run in online; pass by default */
1824 data[I40E_ETH_TEST_REG] = 0;
1825 data[I40E_ETH_TEST_EEPROM] = 0;
1826 data[I40E_ETH_TEST_INTR] = 0;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1827 }
Shannon Nelsonc140c172013-11-20 10:02:58 +0000[diff] [blame]1828
Greg Rosee17bc412015-04-16 20:05:59 -0400[diff] [blame]1829skip_ol_tests:
1830
Shannon Nelsonb03aaa92013-11-20 10:03:06 +0000[diff] [blame]1831 netif_info(pf, drv, netdev, "testing finished\n");
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1832}
1833
1834static void i40e_get_wol(struct net_device *netdev,
1835 struct ethtool_wolinfo *wol)
1836{
Shannon Nelson8e2773a2013-11-28 06:39:22 +0000[diff] [blame]1837 struct i40e_netdev_priv *np = netdev_priv(netdev);
1838 struct i40e_pf *pf = np->vsi->back;
1839 struct i40e_hw *hw = &pf->hw;
1840 u16 wol_nvm_bits;
1841
1842 /* NVM bit on means WoL disabled for the port */
1843 i40e_read_nvm_word(hw, I40E_SR_NVM_WAKE_ON_LAN, &wol_nvm_bits);
Jesse Brandeburg41a1d042015-06-04 16:24:02 -0400[diff] [blame]1844 if ((BIT(hw->port) & wol_nvm_bits) || (hw->partition_id != 1)) {
Shannon Nelson8e2773a2013-11-28 06:39:22 +0000[diff] [blame]1845 wol->supported = 0;
1846 wol->wolopts = 0;
1847 } else {
1848 wol->supported = WAKE_MAGIC;
1849 wol->wolopts = (pf->wol_en ? WAKE_MAGIC : 0);
1850 }
1851}
1852
Shannon Nelsonf0d8c732014-12-11 07:06:32 +0000[diff] [blame]1853/**
1854 * i40e_set_wol - set the WakeOnLAN configuration
1855 * @netdev: the netdev in question
1856 * @wol: the ethtool WoL setting data
1857 **/
Shannon Nelson8e2773a2013-11-28 06:39:22 +0000[diff] [blame]1858static int i40e_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
1859{
1860 struct i40e_netdev_priv *np = netdev_priv(netdev);
1861 struct i40e_pf *pf = np->vsi->back;
Shannon Nelsonf0d8c732014-12-11 07:06:32 +0000[diff] [blame]1862 struct i40e_vsi *vsi = np->vsi;
Shannon Nelson8e2773a2013-11-28 06:39:22 +0000[diff] [blame]1863 struct i40e_hw *hw = &pf->hw;
1864 u16 wol_nvm_bits;
1865
Shannon Nelsonf0d8c732014-12-11 07:06:32 +0000[diff] [blame]1866 /* WoL not supported if this isn't the controlling PF on the port */
1867 if (hw->partition_id != 1) {
1868 i40e_partition_setting_complaint(pf);
1869 return -EOPNOTSUPP;
1870 }
1871
1872 if (vsi != pf->vsi[pf->lan_vsi])
1873 return -EOPNOTSUPP;
1874
Shannon Nelson8e2773a2013-11-28 06:39:22 +0000[diff] [blame]1875 /* NVM bit on means WoL disabled for the port */
1876 i40e_read_nvm_word(hw, I40E_SR_NVM_WAKE_ON_LAN, &wol_nvm_bits);
Jesse Brandeburg41a1d042015-06-04 16:24:02 -0400[diff] [blame]1877 if (BIT(hw->port) & wol_nvm_bits)
Shannon Nelson8e2773a2013-11-28 06:39:22 +0000[diff] [blame]1878 return -EOPNOTSUPP;
1879
1880 /* only magic packet is supported */
1881 if (wol->wolopts && (wol->wolopts != WAKE_MAGIC))
1882 return -EOPNOTSUPP;
1883
1884 /* is this a new value? */
1885 if (pf->wol_en != !!wol->wolopts) {
1886 pf->wol_en = !!wol->wolopts;
1887 device_set_wakeup_enable(&pf->pdev->dev, pf->wol_en);
1888 }
1889
1890 return 0;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1891}
1892
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1893static int i40e_set_phys_id(struct net_device *netdev,
1894 enum ethtool_phys_id_state state)
1895{
1896 struct i40e_netdev_priv *np = netdev_priv(netdev);
Carolyn Wyborny31b606d2016-02-17 16:12:12 -0800[diff] [blame]1897 i40e_status ret = 0;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1898 struct i40e_pf *pf = np->vsi->back;
1899 struct i40e_hw *hw = &pf->hw;
1900 int blink_freq = 2;
Carolyn Wyborny31b606d2016-02-17 16:12:12 -0800[diff] [blame]1901 u16 temp_status;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1902
1903 switch (state) {
1904 case ETHTOOL_ID_ACTIVE:
Carolyn Wyborny31b606d2016-02-17 16:12:12 -0800[diff] [blame]1905 if (!(pf->flags & I40E_FLAG_HAVE_10GBASET_PHY)) {
1906 pf->led_status = i40e_led_get(hw);
1907 } else {
Kevin Scott06c0e392016-05-03 15:13:09 -0700[diff] [blame]1908 i40e_aq_set_phy_debug(hw, I40E_PHY_DEBUG_ALL, NULL);
Carolyn Wyborny31b606d2016-02-17 16:12:12 -0800[diff] [blame]1909 ret = i40e_led_get_phy(hw, &temp_status,
1910 &pf->phy_led_val);
1911 pf->led_status = temp_status;
1912 }
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1913 return blink_freq;
1914 case ETHTOOL_ID_ON:
Carolyn Wyborny31b606d2016-02-17 16:12:12 -0800[diff] [blame]1915 if (!(pf->flags & I40E_FLAG_HAVE_10GBASET_PHY))
1916 i40e_led_set(hw, 0xf, false);
1917 else
1918 ret = i40e_led_set_phy(hw, true, pf->led_status, 0);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1919 break;
1920 case ETHTOOL_ID_OFF:
Carolyn Wyborny31b606d2016-02-17 16:12:12 -0800[diff] [blame]1921 if (!(pf->flags & I40E_FLAG_HAVE_10GBASET_PHY))
1922 i40e_led_set(hw, 0x0, false);
1923 else
1924 ret = i40e_led_set_phy(hw, false, pf->led_status, 0);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1925 break;
1926 case ETHTOOL_ID_INACTIVE:
Carolyn Wyborny31b606d2016-02-17 16:12:12 -0800[diff] [blame]1927 if (!(pf->flags & I40E_FLAG_HAVE_10GBASET_PHY)) {
1928 i40e_led_set(hw, false, pf->led_status);
1929 } else {
1930 ret = i40e_led_set_phy(hw, false, pf->led_status,
1931 (pf->phy_led_val |
1932 I40E_PHY_LED_MODE_ORIG));
1933 i40e_aq_set_phy_debug(hw, 0, NULL);
1934 }
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1935 break;
Akeem G Abodunrin579b23d2015-02-24 06:58:42 +0000[diff] [blame]1936 default:
1937 break;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1938 }
Carolyn Wyborny31b606d2016-02-17 16:12:12 -0800[diff] [blame]1939 if (ret)
1940 return -ENOENT;
1941 else
1942 return 0;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1943}
1944
1945/* NOTE: i40e hardware uses a conversion factor of 2 for Interrupt
1946 * Throttle Rate (ITR) ie. ITR(1) = 2us ITR(10) = 20 us, and also
1947 * 125us (8000 interrupts per second) == ITR(62)
1948 */
1949
Jacob Keller65e87c02016-09-12 14:18:44 -0700[diff] [blame]1950/**
1951 * __i40e_get_coalesce - get per-queue coalesce settings
1952 * @netdev: the netdev to check
1953 * @ec: ethtool coalesce data structure
1954 * @queue: which queue to pick
1955 *
1956 * Gets the per-queue settings for coalescence. Specifically Rx and Tx usecs
1957 * are per queue. If queue is <0 then we default to queue 0 as the
1958 * representative value.
1959 **/
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]1960static int __i40e_get_coalesce(struct net_device *netdev,
1961 struct ethtool_coalesce *ec,
1962 int queue)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1963{
1964 struct i40e_netdev_priv *np = netdev_priv(netdev);
Jacob Keller65e87c02016-09-12 14:18:44 -0700[diff] [blame]1965 struct i40e_ring *rx_ring, *tx_ring;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1966 struct i40e_vsi *vsi = np->vsi;
1967
1968 ec->tx_max_coalesced_frames_irq = vsi->work_limit;
1969 ec->rx_max_coalesced_frames_irq = vsi->work_limit;
1970
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]1971 /* rx and tx usecs has per queue value. If user doesn't specify the queue,
1972 * return queue 0's value to represent.
1973 */
1974 if (queue < 0) {
1975 queue = 0;
1976 } else if (queue >= vsi->num_queue_pairs) {
1977 return -EINVAL;
1978 }
1979
Jacob Keller65e87c02016-09-12 14:18:44 -0700[diff] [blame]1980 rx_ring = vsi->rx_rings[queue];
1981 tx_ring = vsi->tx_rings[queue];
1982
1983 if (ITR_IS_DYNAMIC(rx_ring->rx_itr_setting))
Mitch Williams32f5f542014-04-04 04:43:10 +0000[diff] [blame]1984 ec->use_adaptive_rx_coalesce = 1;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1985
Jacob Keller65e87c02016-09-12 14:18:44 -0700[diff] [blame]1986 if (ITR_IS_DYNAMIC(tx_ring->tx_itr_setting))
Mitch Williams32f5f542014-04-04 04:43:10 +0000[diff] [blame]1987 ec->use_adaptive_tx_coalesce = 1;
1988
Jacob Keller65e87c02016-09-12 14:18:44 -0700[diff] [blame]1989 ec->rx_coalesce_usecs = rx_ring->rx_itr_setting & ~I40E_ITR_DYNAMIC;
1990 ec->tx_coalesce_usecs = tx_ring->tx_itr_setting & ~I40E_ITR_DYNAMIC;
1991
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]1992
Jesse Brandeburgac26fc12015-09-28 14:12:37 -0400[diff] [blame]1993 /* we use the _usecs_high to store/set the interrupt rate limit
1994 * that the hardware supports, that almost but not quite
1995 * fits the original intent of the ethtool variable,
1996 * the rx_coalesce_usecs_high limits total interrupts
1997 * per second from both tx/rx sources.
1998 */
1999 ec->rx_coalesce_usecs_high = vsi->int_rate_limit;
2000 ec->tx_coalesce_usecs_high = vsi->int_rate_limit;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2001
2002 return 0;
2003}
2004
Jacob Keller65e87c02016-09-12 14:18:44 -0700[diff] [blame]2005/**
2006 * i40e_get_coalesce - get a netdev's coalesce settings
2007 * @netdev: the netdev to check
2008 * @ec: ethtool coalesce data structure
2009 *
2010 * Gets the coalesce settings for a particular netdev. Note that if user has
2011 * modified per-queue settings, this only guarantees to represent queue 0. See
2012 * __i40e_get_coalesce for more details.
2013 **/
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]2014static int i40e_get_coalesce(struct net_device *netdev,
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2015 struct ethtool_coalesce *ec)
2016{
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]2017 return __i40e_get_coalesce(netdev, ec, -1);
2018}
2019
Jacob Keller65e87c02016-09-12 14:18:44 -0700[diff] [blame]2020/**
2021 * i40e_get_per_queue_coalesce - gets coalesce settings for particular queue
2022 * @netdev: netdev structure
2023 * @ec: ethtool's coalesce settings
2024 * @queue: the particular queue to read
2025 *
2026 * Will read a specific queue's coalesce settings
2027 **/
Kan Liangbe280ba2016-02-19 09:24:05 -0500[diff] [blame]2028static int i40e_get_per_queue_coalesce(struct net_device *netdev, u32 queue,
2029 struct ethtool_coalesce *ec)
2030{
2031 return __i40e_get_coalesce(netdev, ec, queue);
2032}
2033
Jacob Keller65e87c02016-09-12 14:18:44 -0700[diff] [blame]2034/**
2035 * i40e_set_itr_per_queue - set ITR values for specific queue
2036 * @vsi: the VSI to set values for
2037 * @ec: coalesce settings from ethtool
2038 * @queue: the queue to modify
2039 *
2040 * Change the ITR settings for a specific queue.
2041 **/
2042
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]2043static void i40e_set_itr_per_queue(struct i40e_vsi *vsi,
2044 struct ethtool_coalesce *ec,
2045 int queue)
2046{
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2047 struct i40e_pf *pf = vsi->back;
2048 struct i40e_hw *hw = &pf->hw;
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]2049 struct i40e_q_vector *q_vector;
2050 u16 vector, intrl;
2051
2052 intrl = INTRL_USEC_TO_REG(vsi->int_rate_limit);
2053
2054 vsi->rx_rings[queue]->rx_itr_setting = ec->rx_coalesce_usecs;
2055 vsi->tx_rings[queue]->tx_itr_setting = ec->tx_coalesce_usecs;
2056
2057 if (ec->use_adaptive_rx_coalesce)
2058 vsi->rx_rings[queue]->rx_itr_setting |= I40E_ITR_DYNAMIC;
2059 else
2060 vsi->rx_rings[queue]->rx_itr_setting &= ~I40E_ITR_DYNAMIC;
2061
2062 if (ec->use_adaptive_tx_coalesce)
2063 vsi->tx_rings[queue]->tx_itr_setting |= I40E_ITR_DYNAMIC;
2064 else
2065 vsi->tx_rings[queue]->tx_itr_setting &= ~I40E_ITR_DYNAMIC;
2066
2067 q_vector = vsi->rx_rings[queue]->q_vector;
2068 q_vector->rx.itr = ITR_TO_REG(vsi->rx_rings[queue]->rx_itr_setting);
2069 vector = vsi->base_vector + q_vector->v_idx;
2070 wr32(hw, I40E_PFINT_ITRN(I40E_RX_ITR, vector - 1), q_vector->rx.itr);
2071
2072 q_vector = vsi->tx_rings[queue]->q_vector;
2073 q_vector->tx.itr = ITR_TO_REG(vsi->tx_rings[queue]->tx_itr_setting);
2074 vector = vsi->base_vector + q_vector->v_idx;
2075 wr32(hw, I40E_PFINT_ITRN(I40E_TX_ITR, vector - 1), q_vector->tx.itr);
2076
2077 wr32(hw, I40E_PFINT_RATEN(vector - 1), intrl);
2078 i40e_flush(hw);
2079}
2080
Jacob Keller65e87c02016-09-12 14:18:44 -0700[diff] [blame]2081/**
2082 * __i40e_set_coalesce - set coalesce settings for particular queue
2083 * @netdev: the netdev to change
2084 * @ec: ethtool coalesce settings
2085 * @queue: the queue to change
2086 *
2087 * Sets the coalesce settings for a particular queue.
2088 **/
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]2089static int __i40e_set_coalesce(struct net_device *netdev,
2090 struct ethtool_coalesce *ec,
2091 int queue)
2092{
2093 struct i40e_netdev_priv *np = netdev_priv(netdev);
2094 struct i40e_vsi *vsi = np->vsi;
2095 struct i40e_pf *pf = vsi->back;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2096 int i;
2097
2098 if (ec->tx_max_coalesced_frames_irq || ec->rx_max_coalesced_frames_irq)
2099 vsi->work_limit = ec->tx_max_coalesced_frames_irq;
2100
Jesse Brandeburgac26fc12015-09-28 14:12:37 -0400[diff] [blame]2101 /* tx_coalesce_usecs_high is ignored, use rx-usecs-high instead */
2102 if (ec->tx_coalesce_usecs_high != vsi->int_rate_limit) {
2103 netif_info(pf, drv, netdev, "tx-usecs-high is not used, please program rx-usecs-high\n");
2104 return -EINVAL;
2105 }
2106
2107 if (ec->rx_coalesce_usecs_high >= INTRL_REG_TO_USEC(I40E_MAX_INTRL)) {
2108 netif_info(pf, drv, netdev, "Invalid value, rx-usecs-high range is 0-235\n");
2109 return -EINVAL;
2110 }
2111
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]2112 if (ec->rx_coalesce_usecs == 0) {
Carolyn Wyborny5c2cebd2014-06-04 01:23:18 +0000[diff] [blame]2113 if (ec->use_adaptive_rx_coalesce)
Jesse Brandeburg79442d32014-10-25 03:24:32 +0000[diff] [blame]2114 netif_info(pf, drv, netdev, "rx-usecs=0, need to disable adaptive-rx for a complete disable\n");
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]2115 } else if ((ec->rx_coalesce_usecs < (I40E_MIN_ITR << 1)) ||
2116 (ec->rx_coalesce_usecs > (I40E_MAX_ITR << 1))) {
2117 netif_info(pf, drv, netdev, "Invalid value, rx-usecs range is 0-8160\n");
2118 return -EINVAL;
Carolyn Wyborny5c2cebd2014-06-04 01:23:18 +0000[diff] [blame]2119 }
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2120
Jesse Brandeburgac26fc12015-09-28 14:12:37 -0400[diff] [blame]2121 vsi->int_rate_limit = ec->rx_coalesce_usecs_high;
2122
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]2123 if (ec->tx_coalesce_usecs == 0) {
Carolyn Wyborny5c2cebd2014-06-04 01:23:18 +0000[diff] [blame]2124 if (ec->use_adaptive_tx_coalesce)
Jesse Brandeburg79442d32014-10-25 03:24:32 +0000[diff] [blame]2125 netif_info(pf, drv, netdev, "tx-usecs=0, need to disable adaptive-tx for a complete disable\n");
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]2126 } else if ((ec->tx_coalesce_usecs < (I40E_MIN_ITR << 1)) ||
2127 (ec->tx_coalesce_usecs > (I40E_MAX_ITR << 1))) {
2128 netif_info(pf, drv, netdev, "Invalid value, tx-usecs range is 0-8160\n");
2129 return -EINVAL;
2130 }
2131
2132 /* rx and tx usecs has per queue value. If user doesn't specify the queue,
2133 * apply to all queues.
2134 */
2135 if (queue < 0) {
2136 for (i = 0; i < vsi->num_queue_pairs; i++)
2137 i40e_set_itr_per_queue(vsi, ec, i);
2138 } else if (queue < vsi->num_queue_pairs) {
2139 i40e_set_itr_per_queue(vsi, ec, queue);
Carolyn Wyborny5c2cebd2014-06-04 01:23:18 +0000[diff] [blame]2140 } else {
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]2141 netif_info(pf, drv, netdev, "Invalid queue value, queue range is 0 - %d\n",
2142 vsi->num_queue_pairs - 1);
Mitch Williams32f5f542014-04-04 04:43:10 +0000[diff] [blame]2143 return -EINVAL;
Carolyn Wyborny5c2cebd2014-06-04 01:23:18 +0000[diff] [blame]2144 }
Mitch Williams32f5f542014-04-04 04:43:10 +0000[diff] [blame]2145
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2146 return 0;
2147}
2148
Jacob Keller65e87c02016-09-12 14:18:44 -0700[diff] [blame]2149/**
2150 * i40e_set_coalesce - set coalesce settings for every queue on the netdev
2151 * @netdev: the netdev to change
2152 * @ec: ethtool coalesce settings
2153 *
2154 * This will set each queue to the same coalesce settings.
2155 **/
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]2156static int i40e_set_coalesce(struct net_device *netdev,
2157 struct ethtool_coalesce *ec)
2158{
2159 return __i40e_set_coalesce(netdev, ec, -1);
2160}
2161
Jacob Keller65e87c02016-09-12 14:18:44 -0700[diff] [blame]2162/**
2163 * i40e_set_per_queue_coalesce - set specific queue's coalesce settings
2164 * @netdev: the netdev to change
2165 * @ec: ethtool's coalesce settings
2166 * @queue: the queue to change
2167 *
2168 * Sets the specified queue's coalesce settings.
2169 **/
Kan Liangf3757a42016-02-19 09:24:06 -0500[diff] [blame]2170static int i40e_set_per_queue_coalesce(struct net_device *netdev, u32 queue,
2171 struct ethtool_coalesce *ec)
2172{
2173 return __i40e_set_coalesce(netdev, ec, queue);
2174}
2175
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2176/**
2177 * i40e_get_rss_hash_opts - Get RSS hash Input Set for each flow type
2178 * @pf: pointer to the physical function struct
2179 * @cmd: ethtool rxnfc command
2180 *
2181 * Returns Success if the flow is supported, else Invalid Input.
2182 **/
2183static int i40e_get_rss_hash_opts(struct i40e_pf *pf, struct ethtool_rxnfc *cmd)
2184{
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2185 struct i40e_hw *hw = &pf->hw;
2186 u8 flow_pctype = 0;
2187 u64 i_set = 0;
2188
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2189 cmd->data = 0;
2190
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2191 switch (cmd->flow_type) {
2192 case TCP_V4_FLOW:
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2193 flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV4_TCP;
2194 break;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2195 case UDP_V4_FLOW:
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2196 flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV4_UDP;
2197 break;
2198 case TCP_V6_FLOW:
2199 flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV6_TCP;
2200 break;
2201 case UDP_V6_FLOW:
2202 flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV6_UDP;
2203 break;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2204 case SCTP_V4_FLOW:
2205 case AH_ESP_V4_FLOW:
2206 case AH_V4_FLOW:
2207 case ESP_V4_FLOW:
2208 case IPV4_FLOW:
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2209 case SCTP_V6_FLOW:
2210 case AH_ESP_V6_FLOW:
2211 case AH_V6_FLOW:
2212 case ESP_V6_FLOW:
2213 case IPV6_FLOW:
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2214 /* Default is src/dest for IP, no matter the L4 hashing */
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2215 cmd->data |= RXH_IP_SRC | RXH_IP_DST;
2216 break;
2217 default:
2218 return -EINVAL;
2219 }
2220
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2221 /* Read flow based hash input set register */
2222 if (flow_pctype) {
2223 i_set = (u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(0,
2224 flow_pctype)) |
2225 ((u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(1,
2226 flow_pctype)) << 32);
2227 }
2228
2229 /* Process bits of hash input set */
2230 if (i_set) {
2231 if (i_set & I40E_L4_SRC_MASK)
2232 cmd->data |= RXH_L4_B_0_1;
2233 if (i_set & I40E_L4_DST_MASK)
2234 cmd->data |= RXH_L4_B_2_3;
2235
2236 if (cmd->flow_type == TCP_V4_FLOW ||
2237 cmd->flow_type == UDP_V4_FLOW) {
2238 if (i_set & I40E_L3_SRC_MASK)
2239 cmd->data |= RXH_IP_SRC;
2240 if (i_set & I40E_L3_DST_MASK)
2241 cmd->data |= RXH_IP_DST;
2242 } else if (cmd->flow_type == TCP_V6_FLOW ||
2243 cmd->flow_type == UDP_V6_FLOW) {
2244 if (i_set & I40E_L3_V6_SRC_MASK)
2245 cmd->data |= RXH_IP_SRC;
2246 if (i_set & I40E_L3_V6_DST_MASK)
2247 cmd->data |= RXH_IP_DST;
2248 }
2249 }
2250
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2251 return 0;
2252}
2253
2254/**
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2255 * i40e_get_ethtool_fdir_all - Populates the rule count of a command
2256 * @pf: Pointer to the physical function struct
2257 * @cmd: The command to get or set Rx flow classification rules
2258 * @rule_locs: Array of used rule locations
2259 *
2260 * This function populates both the total and actual rule count of
2261 * the ethtool flow classification command
2262 *
2263 * Returns 0 on success or -EMSGSIZE if entry not found
2264 **/
2265static int i40e_get_ethtool_fdir_all(struct i40e_pf *pf,
2266 struct ethtool_rxnfc *cmd,
2267 u32 *rule_locs)
2268{
2269 struct i40e_fdir_filter *rule;
2270 struct hlist_node *node2;
2271 int cnt = 0;
2272
2273 /* report total rule count */
Anjali Singhai Jain082def12014-04-09 05:59:00 +0000[diff] [blame]2274 cmd->data = i40e_get_fd_cnt_all(pf);
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2275
2276 hlist_for_each_entry_safe(rule, node2,
2277 &pf->fdir_filter_list, fdir_node) {
2278 if (cnt == cmd->rule_cnt)
2279 return -EMSGSIZE;
2280
2281 rule_locs[cnt] = rule->fd_id;
2282 cnt++;
2283 }
2284
2285 cmd->rule_cnt = cnt;
2286
2287 return 0;
2288}
2289
2290/**
2291 * i40e_get_ethtool_fdir_entry - Look up a filter based on Rx flow
2292 * @pf: Pointer to the physical function struct
2293 * @cmd: The command to get or set Rx flow classification rules
2294 *
2295 * This function looks up a filter based on the Rx flow classification
2296 * command and fills the flow spec info for it if found
2297 *
2298 * Returns 0 on success or -EINVAL if filter not found
2299 **/
2300static int i40e_get_ethtool_fdir_entry(struct i40e_pf *pf,
2301 struct ethtool_rxnfc *cmd)
2302{
2303 struct ethtool_rx_flow_spec *fsp =
2304 (struct ethtool_rx_flow_spec *)&cmd->fs;
2305 struct i40e_fdir_filter *rule = NULL;
2306 struct hlist_node *node2;
2307
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2308 hlist_for_each_entry_safe(rule, node2,
2309 &pf->fdir_filter_list, fdir_node) {
2310 if (fsp->location <= rule->fd_id)
2311 break;
2312 }
2313
2314 if (!rule || fsp->location != rule->fd_id)
2315 return -EINVAL;
2316
2317 fsp->flow_type = rule->flow_type;
Anjali Singhai Jain7d54eb22014-03-14 07:32:21 +0000[diff] [blame]2318 if (fsp->flow_type == IP_USER_FLOW) {
2319 fsp->h_u.usr_ip4_spec.ip_ver = ETH_RX_NFC_IP4;
2320 fsp->h_u.usr_ip4_spec.proto = 0;
2321 fsp->m_u.usr_ip4_spec.proto = 0;
2322 }
2323
Anjali Singhai Jain04b73bd2014-05-22 06:31:41 +0000[diff] [blame]2324 /* Reverse the src and dest notion, since the HW views them from
2325 * Tx perspective where as the user expects it from Rx filter view.
2326 */
2327 fsp->h_u.tcp_ip4_spec.psrc = rule->dst_port;
2328 fsp->h_u.tcp_ip4_spec.pdst = rule->src_port;
2329 fsp->h_u.tcp_ip4_spec.ip4src = rule->dst_ip[0];
2330 fsp->h_u.tcp_ip4_spec.ip4dst = rule->src_ip[0];
Anjali Singhai Jain387ce1a2014-05-22 06:32:23 +0000[diff] [blame]2331
2332 if (rule->dest_ctl == I40E_FILTER_PROGRAM_DESC_DEST_DROP_PACKET)
2333 fsp->ring_cookie = RX_CLS_FLOW_DISC;
2334 else
2335 fsp->ring_cookie = rule->q_index;
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2336
Anjali Singhai Jaine7c8c602015-04-07 19:45:31 -0400[diff] [blame]2337 if (rule->dest_vsi != pf->vsi[pf->lan_vsi]->id) {
2338 struct i40e_vsi *vsi;
2339
2340 vsi = i40e_find_vsi_from_id(pf, rule->dest_vsi);
2341 if (vsi && vsi->type == I40E_VSI_SRIOV) {
2342 fsp->h_ext.data[1] = htonl(vsi->vf_id);
2343 fsp->m_ext.data[1] = htonl(0x1);
2344 }
2345 }
2346
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2347 return 0;
2348}
2349
2350/**
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2351 * i40e_get_rxnfc - command to get RX flow classification rules
2352 * @netdev: network interface device structure
2353 * @cmd: ethtool rxnfc command
2354 *
2355 * Returns Success if the command is supported.
2356 **/
2357static int i40e_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd,
2358 u32 *rule_locs)
2359{
2360 struct i40e_netdev_priv *np = netdev_priv(netdev);
2361 struct i40e_vsi *vsi = np->vsi;
2362 struct i40e_pf *pf = vsi->back;
2363 int ret = -EOPNOTSUPP;
2364
2365 switch (cmd->cmd) {
2366 case ETHTOOL_GRXRINGS:
Helin Zhang3e3aa212015-10-21 19:47:13 -0400[diff] [blame]2367 cmd->data = vsi->num_queue_pairs;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2368 ret = 0;
2369 break;
2370 case ETHTOOL_GRXFH:
2371 ret = i40e_get_rss_hash_opts(pf, cmd);
2372 break;
2373 case ETHTOOL_GRXCLSRLCNT:
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2374 cmd->rule_cnt = pf->fdir_pf_active_filters;
Anjali Singhai Jain082def12014-04-09 05:59:00 +0000[diff] [blame]2375 /* report total rule count */
2376 cmd->data = i40e_get_fd_cnt_all(pf);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2377 ret = 0;
2378 break;
2379 case ETHTOOL_GRXCLSRULE:
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2380 ret = i40e_get_ethtool_fdir_entry(pf, cmd);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2381 break;
2382 case ETHTOOL_GRXCLSRLALL:
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2383 ret = i40e_get_ethtool_fdir_all(pf, cmd, rule_locs);
2384 break;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2385 default:
2386 break;
2387 }
2388
2389 return ret;
2390}
2391
2392/**
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2393 * i40e_get_rss_hash_bits - Read RSS Hash bits from register
2394 * @nfc: pointer to user request
2395 * @i_setc bits currently set
2396 *
2397 * Returns value of bits to be set per user request
2398 **/
2399static u64 i40e_get_rss_hash_bits(struct ethtool_rxnfc *nfc, u64 i_setc)
2400{
2401 u64 i_set = i_setc;
2402 u64 src_l3 = 0, dst_l3 = 0;
2403
2404 if (nfc->data & RXH_L4_B_0_1)
2405 i_set |= I40E_L4_SRC_MASK;
2406 else
2407 i_set &= ~I40E_L4_SRC_MASK;
2408 if (nfc->data & RXH_L4_B_2_3)
2409 i_set |= I40E_L4_DST_MASK;
2410 else
2411 i_set &= ~I40E_L4_DST_MASK;
2412
2413 if (nfc->flow_type == TCP_V6_FLOW || nfc->flow_type == UDP_V6_FLOW) {
2414 src_l3 = I40E_L3_V6_SRC_MASK;
2415 dst_l3 = I40E_L3_V6_DST_MASK;
2416 } else if (nfc->flow_type == TCP_V4_FLOW ||
2417 nfc->flow_type == UDP_V4_FLOW) {
2418 src_l3 = I40E_L3_SRC_MASK;
2419 dst_l3 = I40E_L3_DST_MASK;
2420 } else {
2421 /* Any other flow type are not supported here */
2422 return i_set;
2423 }
2424
2425 if (nfc->data & RXH_IP_SRC)
2426 i_set |= src_l3;
2427 else
2428 i_set &= ~src_l3;
2429 if (nfc->data & RXH_IP_DST)
2430 i_set |= dst_l3;
2431 else
2432 i_set &= ~dst_l3;
2433
2434 return i_set;
2435}
2436
2437/**
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2438 * i40e_set_rss_hash_opt - Enable/Disable flow types for RSS hash
2439 * @pf: pointer to the physical function struct
2440 * @cmd: ethtool rxnfc command
2441 *
2442 * Returns Success if the flow input set is supported.
2443 **/
2444static int i40e_set_rss_hash_opt(struct i40e_pf *pf, struct ethtool_rxnfc *nfc)
2445{
2446 struct i40e_hw *hw = &pf->hw;
Shannon Nelson272cdaf22016-02-17 16:12:21 -0800[diff] [blame]2447 u64 hena = (u64)i40e_read_rx_ctl(hw, I40E_PFQF_HENA(0)) |
2448 ((u64)i40e_read_rx_ctl(hw, I40E_PFQF_HENA(1)) << 32);
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2449 u8 flow_pctype = 0;
2450 u64 i_set, i_setc;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2451
2452 /* RSS does not support anything other than hashing
2453 * to queues on src and dst IPs and ports
2454 */
2455 if (nfc->data & ~(RXH_IP_SRC | RXH_IP_DST |
2456 RXH_L4_B_0_1 | RXH_L4_B_2_3))
2457 return -EINVAL;
2458
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2459 switch (nfc->flow_type) {
2460 case TCP_V4_FLOW:
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2461 flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV4_TCP;
2462 if (pf->flags & I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE)
2463 hena |=
2464 BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2465 break;
2466 case TCP_V6_FLOW:
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2467 flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV6_TCP;
2468 if (pf->flags & I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE)
2469 hena |=
2470 BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK);
2471 if (pf->flags & I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE)
2472 hena |=
2473 BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_TCP_SYN_NO_ACK);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2474 break;
2475 case UDP_V4_FLOW:
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2476 flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV4_UDP;
2477 if (pf->flags & I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE)
2478 hena |=
2479 BIT_ULL(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP) |
2480 BIT_ULL(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP);
Anjali Singhai Jain3d0da5b2015-12-22 14:25:05 -0800[diff] [blame]2481
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2482 hena |= BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV4);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2483 break;
2484 case UDP_V6_FLOW:
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2485 flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV6_UDP;
2486 if (pf->flags & I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE)
2487 hena |=
2488 BIT_ULL(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP) |
2489 BIT_ULL(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP);
Anjali Singhai Jain3d0da5b2015-12-22 14:25:05 -0800[diff] [blame]2490
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2491 hena |= BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV6);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2492 break;
2493 case AH_ESP_V4_FLOW:
2494 case AH_V4_FLOW:
2495 case ESP_V4_FLOW:
2496 case SCTP_V4_FLOW:
2497 if ((nfc->data & RXH_L4_B_0_1) ||
2498 (nfc->data & RXH_L4_B_2_3))
2499 return -EINVAL;
Jesse Brandeburg41a1d042015-06-04 16:24:02 -0400[diff] [blame]2500 hena |= BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_OTHER);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2501 break;
2502 case AH_ESP_V6_FLOW:
2503 case AH_V6_FLOW:
2504 case ESP_V6_FLOW:
2505 case SCTP_V6_FLOW:
2506 if ((nfc->data & RXH_L4_B_0_1) ||
2507 (nfc->data & RXH_L4_B_2_3))
2508 return -EINVAL;
Jesse Brandeburg41a1d042015-06-04 16:24:02 -0400[diff] [blame]2509 hena |= BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_OTHER);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2510 break;
2511 case IPV4_FLOW:
Jesse Brandeburg41a1d042015-06-04 16:24:02 -0400[diff] [blame]2512 hena |= BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_OTHER) |
2513 BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV4);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2514 break;
2515 case IPV6_FLOW:
Jesse Brandeburg41a1d042015-06-04 16:24:02 -0400[diff] [blame]2516 hena |= BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_OTHER) |
2517 BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV6);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2518 break;
2519 default:
2520 return -EINVAL;
2521 }
2522
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2523 if (flow_pctype) {
2524 i_setc = (u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(0,
2525 flow_pctype)) |
2526 ((u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(1,
2527 flow_pctype)) << 32);
2528 i_set = i40e_get_rss_hash_bits(nfc, i_setc);
2529 i40e_write_rx_ctl(hw, I40E_GLQF_HASH_INSET(0, flow_pctype),
2530 (u32)i_set);
2531 i40e_write_rx_ctl(hw, I40E_GLQF_HASH_INSET(1, flow_pctype),
2532 (u32)(i_set >> 32));
2533 hena |= BIT_ULL(flow_pctype);
2534 }
2535
Shannon Nelson272cdaf22016-02-17 16:12:21 -0800[diff] [blame]2536 i40e_write_rx_ctl(hw, I40E_PFQF_HENA(0), (u32)hena);
2537 i40e_write_rx_ctl(hw, I40E_PFQF_HENA(1), (u32)(hena >> 32));
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2538 i40e_flush(hw);
2539
2540 return 0;
2541}
2542
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2543/**
Anjali Singhai Jain43fddb72014-02-11 08:24:09 +0000[diff] [blame]2544 * i40e_match_fdir_input_set - Match a new filter against an existing one
2545 * @rule: The filter already added
2546 * @input: The new filter to comapre against
2547 *
2548 * Returns true if the two input set match
2549 **/
2550static bool i40e_match_fdir_input_set(struct i40e_fdir_filter *rule,
2551 struct i40e_fdir_filter *input)
2552{
2553 if ((rule->dst_ip[0] != input->dst_ip[0]) ||
2554 (rule->src_ip[0] != input->src_ip[0]) ||
2555 (rule->dst_port != input->dst_port) ||
2556 (rule->src_port != input->src_port))
2557 return false;
2558 return true;
2559}
2560
2561/**
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2562 * i40e_update_ethtool_fdir_entry - Updates the fdir filter entry
2563 * @vsi: Pointer to the targeted VSI
2564 * @input: The filter to update or NULL to indicate deletion
2565 * @sw_idx: Software index to the filter
2566 * @cmd: The command to get or set Rx flow classification rules
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2567 *
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2568 * This function updates (or deletes) a Flow Director entry from
2569 * the hlist of the corresponding PF
2570 *
2571 * Returns 0 on success
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2572 **/
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2573static int i40e_update_ethtool_fdir_entry(struct i40e_vsi *vsi,
2574 struct i40e_fdir_filter *input,
2575 u16 sw_idx,
2576 struct ethtool_rxnfc *cmd)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2577{
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2578 struct i40e_fdir_filter *rule, *parent;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2579 struct i40e_pf *pf = vsi->back;
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2580 struct hlist_node *node2;
2581 int err = -EINVAL;
Jesse Brandeburgc35a1d72013-12-18 13:46:02 +0000[diff] [blame]2582
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2583 parent = NULL;
2584 rule = NULL;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2585
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2586 hlist_for_each_entry_safe(rule, node2,
2587 &pf->fdir_filter_list, fdir_node) {
2588 /* hash found, or no matching entry */
2589 if (rule->fd_id >= sw_idx)
2590 break;
2591 parent = rule;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2592 }
2593
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2594 /* if there is an old rule occupying our place remove it */
2595 if (rule && (rule->fd_id == sw_idx)) {
Anjali Singhai Jain43fddb72014-02-11 08:24:09 +0000[diff] [blame]2596 if (input && !i40e_match_fdir_input_set(rule, input))
2597 err = i40e_add_del_fdir(vsi, rule, false);
2598 else if (!input)
2599 err = i40e_add_del_fdir(vsi, rule, false);
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2600 hlist_del(&rule->fdir_node);
2601 kfree(rule);
2602 pf->fdir_pf_active_filters--;
2603 }
2604
2605 /* If no input this was a delete, err should be 0 if a rule was
2606 * successfully found and removed from the list else -EINVAL
2607 */
2608 if (!input)
2609 return err;
2610
2611 /* initialize node and set software index */
2612 INIT_HLIST_NODE(&input->fdir_node);
2613
2614 /* add filter to the list */
2615 if (parent)
Ken Helias1d023282014-08-06 16:09:16 -0700[diff] [blame]2616 hlist_add_behind(&input->fdir_node, &parent->fdir_node);
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2617 else
2618 hlist_add_head(&input->fdir_node,
2619 &pf->fdir_filter_list);
2620
2621 /* update counts */
2622 pf->fdir_pf_active_filters++;
2623
2624 return 0;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2625}
2626
2627/**
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2628 * i40e_del_fdir_entry - Deletes a Flow Director filter entry
2629 * @vsi: Pointer to the targeted VSI
2630 * @cmd: The command to get or set Rx flow classification rules
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2631 *
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2632 * The function removes a Flow Director filter entry from the
2633 * hlist of the corresponding PF
2634 *
2635 * Returns 0 on success
2636 */
2637static int i40e_del_fdir_entry(struct i40e_vsi *vsi,
2638 struct ethtool_rxnfc *cmd)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2639{
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2640 struct ethtool_rx_flow_spec *fsp =
2641 (struct ethtool_rx_flow_spec *)&cmd->fs;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2642 struct i40e_pf *pf = vsi->back;
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2643 int ret = 0;
Jesse Brandeburgc35a1d72013-12-18 13:46:02 +0000[diff] [blame]2644
Anjali Singhai Jain60793f4a2014-07-09 07:46:23 +0000[diff] [blame]2645 if (test_bit(__I40E_RESET_RECOVERY_PENDING, &pf->state) ||
2646 test_bit(__I40E_RESET_INTR_RECEIVED, &pf->state))
2647 return -EBUSY;
2648
Anjali Singhai Jain1e1be8f2014-07-10 08:03:26 +0000[diff] [blame]2649 if (test_bit(__I40E_FD_FLUSH_REQUESTED, &pf->state))
2650 return -EBUSY;
2651
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2652 ret = i40e_update_ethtool_fdir_entry(vsi, NULL, fsp->location, cmd);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2653
Anjali Singhai Jain55a5e602014-02-12 06:33:25 +0000[diff] [blame]2654 i40e_fdir_check_and_reenable(pf);
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2655 return ret;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2656}
2657
2658/**
Anjali Singhai Jain1eaa3842014-03-06 08:59:59 +0000[diff] [blame]2659 * i40e_add_fdir_ethtool - Add/Remove Flow Director filters
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2660 * @vsi: pointer to the targeted VSI
2661 * @cmd: command to get or set RX flow classification rules
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2662 *
Anjali Singhai Jain1eaa3842014-03-06 08:59:59 +0000[diff] [blame]2663 * Add Flow Director filters for a specific flow spec based on their
2664 * protocol. Returns 0 if the filters were successfully added.
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2665 **/
Anjali Singhai Jain1eaa3842014-03-06 08:59:59 +0000[diff] [blame]2666static int i40e_add_fdir_ethtool(struct i40e_vsi *vsi,
2667 struct ethtool_rxnfc *cmd)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2668{
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2669 struct ethtool_rx_flow_spec *fsp;
2670 struct i40e_fdir_filter *input;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2671 struct i40e_pf *pf;
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2672 int ret = -EINVAL;
Anjali Singhai Jaine7c8c602015-04-07 19:45:31 -0400[diff] [blame]2673 u16 vf_id;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2674
2675 if (!vsi)
2676 return -EINVAL;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2677 pf = vsi->back;
2678
Anjali Singhai Jain55a5e602014-02-12 06:33:25 +0000[diff] [blame]2679 if (!(pf->flags & I40E_FLAG_FD_SB_ENABLED))
2680 return -EOPNOTSUPP;
2681
Anjali Singhai Jain1eaa3842014-03-06 08:59:59 +0000[diff] [blame]2682 if (pf->auto_disable_flags & I40E_FLAG_FD_SB_ENABLED)
Anjali Singhai Jain55a5e602014-02-12 06:33:25 +0000[diff] [blame]2683 return -ENOSPC;
2684
Anjali Singhai Jain60793f4a2014-07-09 07:46:23 +0000[diff] [blame]2685 if (test_bit(__I40E_RESET_RECOVERY_PENDING, &pf->state) ||
2686 test_bit(__I40E_RESET_INTR_RECEIVED, &pf->state))
2687 return -EBUSY;
2688
Anjali Singhai Jain1e1be8f2014-07-10 08:03:26 +0000[diff] [blame]2689 if (test_bit(__I40E_FD_FLUSH_REQUESTED, &pf->state))
2690 return -EBUSY;
2691
Anjali Singhai Jain55a5e602014-02-12 06:33:25 +0000[diff] [blame]2692 fsp = (struct ethtool_rx_flow_spec *)&cmd->fs;
2693
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2694 if (fsp->location >= (pf->hw.func_caps.fd_filters_best_effort +
2695 pf->hw.func_caps.fd_filters_guaranteed)) {
2696 return -EINVAL;
2697 }
2698
Anjali Singhai Jain387ce1a2014-05-22 06:32:23 +0000[diff] [blame]2699 if ((fsp->ring_cookie != RX_CLS_FLOW_DISC) &&
2700 (fsp->ring_cookie >= vsi->num_queue_pairs))
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2701 return -EINVAL;
2702
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2703 input = kzalloc(sizeof(*input), GFP_KERNEL);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2704
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2705 if (!input)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2706 return -ENOMEM;
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2707
2708 input->fd_id = fsp->location;
2709
Anjali Singhai Jain35a91fd2014-03-06 09:00:00 +0000[diff] [blame]2710 if (fsp->ring_cookie == RX_CLS_FLOW_DISC)
2711 input->dest_ctl = I40E_FILTER_PROGRAM_DESC_DEST_DROP_PACKET;
2712 else
2713 input->dest_ctl =
2714 I40E_FILTER_PROGRAM_DESC_DEST_DIRECT_PACKET_QINDEX;
2715
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2716 input->q_index = fsp->ring_cookie;
2717 input->flex_off = 0;
2718 input->pctype = 0;
2719 input->dest_vsi = vsi->id;
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2720 input->fd_status = I40E_FILTER_PROGRAM_DESC_FD_STATUS_FD_ID;
Anjali Singhai Jain0bf4b1b2015-04-16 20:06:02 -0400[diff] [blame]2721 input->cnt_index = I40E_FD_SB_STAT_IDX(pf->hw.pf_id);
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2722 input->flow_type = fsp->flow_type;
2723 input->ip4_proto = fsp->h_u.usr_ip4_spec.proto;
Anjali Singhai Jain04b73bd2014-05-22 06:31:41 +0000[diff] [blame]2724
2725 /* Reverse the src and dest notion, since the HW expects them to be from
2726 * Tx perspective where as the input from user is from Rx filter view.
2727 */
2728 input->dst_port = fsp->h_u.tcp_ip4_spec.psrc;
2729 input->src_port = fsp->h_u.tcp_ip4_spec.pdst;
2730 input->dst_ip[0] = fsp->h_u.tcp_ip4_spec.ip4src;
2731 input->src_ip[0] = fsp->h_u.tcp_ip4_spec.ip4dst;
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2732
Anjali Singhai Jaine7c8c602015-04-07 19:45:31 -0400[diff] [blame]2733 if (ntohl(fsp->m_ext.data[1])) {
Shannon Nelsonbab3a342016-04-12 08:30:42 -0700[diff] [blame]2734 vf_id = ntohl(fsp->h_ext.data[1]);
2735 if (vf_id >= pf->num_alloc_vfs) {
2736 netif_info(pf, drv, vsi->netdev,
2737 "Invalid VF id %d\n", vf_id);
Anjali Singhai Jaine7c8c602015-04-07 19:45:31 -0400[diff] [blame]2738 goto free_input;
2739 }
Anjali Singhai Jaine7c8c602015-04-07 19:45:31 -0400[diff] [blame]2740 /* Find vsi id from vf id and override dest vsi */
2741 input->dest_vsi = pf->vf[vf_id].lan_vsi_id;
2742 if (input->q_index >= pf->vf[vf_id].num_queue_pairs) {
Shannon Nelsonbab3a342016-04-12 08:30:42 -0700[diff] [blame]2743 netif_info(pf, drv, vsi->netdev,
2744 "Invalid queue id %d for VF %d\n",
2745 input->q_index, vf_id);
Anjali Singhai Jaine7c8c602015-04-07 19:45:31 -0400[diff] [blame]2746 goto free_input;
2747 }
2748 }
2749
Anjali Singhai Jain1eaa3842014-03-06 08:59:59 +0000[diff] [blame]2750 ret = i40e_add_del_fdir(vsi, input, true);
Anjali Singhai Jaine7c8c602015-04-07 19:45:31 -0400[diff] [blame]2751free_input:
Anjali Singhai Jain1eaa3842014-03-06 08:59:59 +0000[diff] [blame]2752 if (ret)
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2753 kfree(input);
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2754 else
Anjali Singhai Jain1eaa3842014-03-06 08:59:59 +0000[diff] [blame]2755 i40e_update_ethtool_fdir_entry(vsi, input, fsp->location, NULL);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2756
2757 return ret;
2758}
Jesse Brandeburg8fb905b2014-01-17 15:36:33 -0800[diff] [blame]2759
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2760/**
2761 * i40e_set_rxnfc - command to set RX flow classification rules
2762 * @netdev: network interface device structure
2763 * @cmd: ethtool rxnfc command
2764 *
2765 * Returns Success if the command is supported.
2766 **/
2767static int i40e_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd)
2768{
2769 struct i40e_netdev_priv *np = netdev_priv(netdev);
2770 struct i40e_vsi *vsi = np->vsi;
2771 struct i40e_pf *pf = vsi->back;
2772 int ret = -EOPNOTSUPP;
2773
2774 switch (cmd->cmd) {
2775 case ETHTOOL_SRXFH:
2776 ret = i40e_set_rss_hash_opt(pf, cmd);
2777 break;
2778 case ETHTOOL_SRXCLSRLINS:
Anjali Singhai Jain1eaa3842014-03-06 08:59:59 +0000[diff] [blame]2779 ret = i40e_add_fdir_ethtool(vsi, cmd);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2780 break;
2781 case ETHTOOL_SRXCLSRLDEL:
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2782 ret = i40e_del_fdir_entry(vsi, cmd);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2783 break;
2784 default:
2785 break;
2786 }
2787
2788 return ret;
2789}
2790
Anjali Singhai Jain4b7820c2013-11-26 11:59:30 +0000[diff] [blame]2791/**
2792 * i40e_max_channels - get Max number of combined channels supported
2793 * @vsi: vsi pointer
2794 **/
2795static unsigned int i40e_max_channels(struct i40e_vsi *vsi)
2796{
2797 /* TODO: This code assumes DCB and FD is disabled for now. */
2798 return vsi->alloc_queue_pairs;
2799}
2800
2801/**
2802 * i40e_get_channels - Get the current channels enabled and max supported etc.
2803 * @netdev: network interface device structure
2804 * @ch: ethtool channels structure
2805 *
2806 * We don't support separate tx and rx queues as channels. The other count
2807 * represents how many queues are being used for control. max_combined counts
2808 * how many queue pairs we can support. They may not be mapped 1 to 1 with
2809 * q_vectors since we support a lot more queue pairs than q_vectors.
2810 **/
2811static void i40e_get_channels(struct net_device *dev,
2812 struct ethtool_channels *ch)
2813{
2814 struct i40e_netdev_priv *np = netdev_priv(dev);
2815 struct i40e_vsi *vsi = np->vsi;
2816 struct i40e_pf *pf = vsi->back;
2817
2818 /* report maximum channels */
2819 ch->max_combined = i40e_max_channels(vsi);
2820
2821 /* report info for other vector */
Jesse Brandeburg60ea5f82014-01-17 15:36:34 -0800[diff] [blame]2822 ch->other_count = (pf->flags & I40E_FLAG_FD_SB_ENABLED) ? 1 : 0;
Anjali Singhai Jain4b7820c2013-11-26 11:59:30 +0000[diff] [blame]2823 ch->max_other = ch->other_count;
2824
2825 /* Note: This code assumes DCB is disabled for now. */
2826 ch->combined_count = vsi->num_queue_pairs;
2827}
2828
2829/**
2830 * i40e_set_channels - Set the new channels count.
2831 * @netdev: network interface device structure
2832 * @ch: ethtool channels structure
2833 *
2834 * The new channels count may not be the same as requested by the user
2835 * since it gets rounded down to a power of 2 value.
2836 **/
2837static int i40e_set_channels(struct net_device *dev,
2838 struct ethtool_channels *ch)
2839{
Jacob Keller59826d92016-07-27 12:02:35 -0700[diff] [blame]2840 const u8 drop = I40E_FILTER_PROGRAM_DESC_DEST_DROP_PACKET;
Anjali Singhai Jain4b7820c2013-11-26 11:59:30 +0000[diff] [blame]2841 struct i40e_netdev_priv *np = netdev_priv(dev);
2842 unsigned int count = ch->combined_count;
2843 struct i40e_vsi *vsi = np->vsi;
2844 struct i40e_pf *pf = vsi->back;
Jacob Keller59826d92016-07-27 12:02:35 -0700[diff] [blame]2845 struct i40e_fdir_filter *rule;
2846 struct hlist_node *node2;
Anjali Singhai Jain4b7820c2013-11-26 11:59:30 +0000[diff] [blame]2847 int new_count;
Jacob Keller59826d92016-07-27 12:02:35 -0700[diff] [blame]2848 int err = 0;
Anjali Singhai Jain4b7820c2013-11-26 11:59:30 +0000[diff] [blame]2849
2850 /* We do not support setting channels for any other VSI at present */
2851 if (vsi->type != I40E_VSI_MAIN)
2852 return -EINVAL;
2853
2854 /* verify they are not requesting separate vectors */
2855 if (!count || ch->rx_count || ch->tx_count)
2856 return -EINVAL;
2857
2858 /* verify other_count has not changed */
Jesse Brandeburg60ea5f82014-01-17 15:36:34 -0800[diff] [blame]2859 if (ch->other_count != ((pf->flags & I40E_FLAG_FD_SB_ENABLED) ? 1 : 0))
Anjali Singhai Jain4b7820c2013-11-26 11:59:30 +0000[diff] [blame]2860 return -EINVAL;
2861
2862 /* verify the number of channels does not exceed hardware limits */
2863 if (count > i40e_max_channels(vsi))
2864 return -EINVAL;
2865
Jacob Keller59826d92016-07-27 12:02:35 -0700[diff] [blame]2866 /* verify that the number of channels does not invalidate any current
2867 * flow director rules
2868 */
2869 hlist_for_each_entry_safe(rule, node2,
2870 &pf->fdir_filter_list, fdir_node) {
2871 if (rule->dest_ctl != drop && count <= rule->q_index) {
2872 dev_warn(&pf->pdev->dev,
2873 "Existing user defined filter %d assigns flow to queue %d\n",
2874 rule->fd_id, rule->q_index);
2875 err = -EINVAL;
2876 }
2877 }
2878
2879 if (err) {
2880 dev_err(&pf->pdev->dev,
2881 "Existing filter rules must be deleted to reduce combined channel count to %d\n",
2882 count);
2883 return err;
2884 }
2885
Anjali Singhai Jain4b7820c2013-11-26 11:59:30 +0000[diff] [blame]2886 /* update feature limits from largest to smallest supported values */
2887 /* TODO: Flow director limit, DCB etc */
2888
Anjali Singhai Jain4b7820c2013-11-26 11:59:30 +0000[diff] [blame]2889 /* use rss_reconfig to rebuild with new queue count and update traffic
2890 * class queue mapping
2891 */
2892 new_count = i40e_reconfig_rss_queues(pf, count);
Anjali Singhai Jain5f90f422013-12-21 05:44:43 +0000[diff] [blame]2893 if (new_count > 0)
Anjali Singhai Jain4b7820c2013-11-26 11:59:30 +0000[diff] [blame]2894 return 0;
2895 else
2896 return -EINVAL;
2897}
2898
Mitch A Williamsb29e13b2015-03-05 04:14:40 +0000[diff] [blame]2899/**
2900 * i40e_get_rxfh_key_size - get the RSS hash key size
2901 * @netdev: network interface device structure
2902 *
2903 * Returns the table size.
2904 **/
2905static u32 i40e_get_rxfh_key_size(struct net_device *netdev)
2906{
2907 return I40E_HKEY_ARRAY_SIZE;
2908}
2909
2910/**
2911 * i40e_get_rxfh_indir_size - get the rx flow hash indirection table size
2912 * @netdev: network interface device structure
2913 *
2914 * Returns the table size.
2915 **/
2916static u32 i40e_get_rxfh_indir_size(struct net_device *netdev)
2917{
2918 return I40E_HLUT_ARRAY_SIZE;
2919}
2920
2921static int i40e_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key,
2922 u8 *hfunc)
2923{
2924 struct i40e_netdev_priv *np = netdev_priv(netdev);
2925 struct i40e_vsi *vsi = np->vsi;
Helin Zhang043dd652015-10-21 19:56:23 -0400[diff] [blame]2926 u8 *lut, *seed = NULL;
2927 int ret;
2928 u16 i;
Mitch A Williamsb29e13b2015-03-05 04:14:40 +0000[diff] [blame]2929
2930 if (hfunc)
2931 *hfunc = ETH_RSS_HASH_TOP;
2932
2933 if (!indir)
2934 return 0;
2935
Helin Zhang043dd652015-10-21 19:56:23 -0400[diff] [blame]2936 seed = key;
2937 lut = kzalloc(I40E_HLUT_ARRAY_SIZE, GFP_KERNEL);
2938 if (!lut)
2939 return -ENOMEM;
2940 ret = i40e_get_rss(vsi, seed, lut, I40E_HLUT_ARRAY_SIZE);
2941 if (ret)
2942 goto out;
2943 for (i = 0; i < I40E_HLUT_ARRAY_SIZE; i++)
2944 indir[i] = (u32)(lut[i]);
Mitch A Williamsb29e13b2015-03-05 04:14:40 +0000[diff] [blame]2945
Helin Zhang043dd652015-10-21 19:56:23 -0400[diff] [blame]2946out:
2947 kfree(lut);
2948
2949 return ret;
Mitch A Williamsb29e13b2015-03-05 04:14:40 +0000[diff] [blame]2950}
2951
2952/**
2953 * i40e_set_rxfh - set the rx flow hash indirection table
2954 * @netdev: network interface device structure
2955 * @indir: indirection table
2956 * @key: hash key
2957 *
Mitch Williamscd494fb2015-07-10 19:36:04 -0400[diff] [blame]2958 * Returns -EINVAL if the table specifies an invalid queue id, otherwise
Mitch A Williamsb29e13b2015-03-05 04:14:40 +0000[diff] [blame]2959 * returns 0 after programming the table.
2960 **/
2961static int i40e_set_rxfh(struct net_device *netdev, const u32 *indir,
2962 const u8 *key, const u8 hfunc)
2963{
2964 struct i40e_netdev_priv *np = netdev_priv(netdev);
2965 struct i40e_vsi *vsi = np->vsi;
Alan Bradyf1582352016-08-24 11:33:46 -0700[diff] [blame]2966 struct i40e_pf *pf = vsi->back;
Helin Zhang28c58692015-10-26 19:44:27 -0400[diff] [blame]2967 u8 *seed = NULL;
Helin Zhang043dd652015-10-21 19:56:23 -0400[diff] [blame]2968 u16 i;
Mitch A Williamsb29e13b2015-03-05 04:14:40 +0000[diff] [blame]2969
2970 if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)
2971 return -EOPNOTSUPP;
2972
Mitch A Williamsb29e13b2015-03-05 04:14:40 +0000[diff] [blame]2973 if (key) {
Helin Zhang28c58692015-10-26 19:44:27 -0400[diff] [blame]2974 if (!vsi->rss_hkey_user) {
2975 vsi->rss_hkey_user = kzalloc(I40E_HKEY_ARRAY_SIZE,
2976 GFP_KERNEL);
2977 if (!vsi->rss_hkey_user)
2978 return -ENOMEM;
2979 }
2980 memcpy(vsi->rss_hkey_user, key, I40E_HKEY_ARRAY_SIZE);
2981 seed = vsi->rss_hkey_user;
Mitch A Williamsb29e13b2015-03-05 04:14:40 +0000[diff] [blame]2982 }
Helin Zhang28c58692015-10-26 19:44:27 -0400[diff] [blame]2983 if (!vsi->rss_lut_user) {
2984 vsi->rss_lut_user = kzalloc(I40E_HLUT_ARRAY_SIZE, GFP_KERNEL);
2985 if (!vsi->rss_lut_user)
2986 return -ENOMEM;
2987 }
Helin Zhang043dd652015-10-21 19:56:23 -0400[diff] [blame]2988
Helin Zhang28c58692015-10-26 19:44:27 -0400[diff] [blame]2989 /* Each 32 bits pointed by 'indir' is stored with a lut entry */
Alan Bradyf1582352016-08-24 11:33:46 -0700[diff] [blame]2990 if (indir)
2991 for (i = 0; i < I40E_HLUT_ARRAY_SIZE; i++)
2992 vsi->rss_lut_user[i] = (u8)(indir[i]);
2993 else
2994 i40e_fill_rss_lut(pf, vsi->rss_lut_user, I40E_HLUT_ARRAY_SIZE,
2995 vsi->rss_size);
Helin Zhang28c58692015-10-26 19:44:27 -0400[diff] [blame]2996
2997 return i40e_config_rss(vsi, seed, vsi->rss_lut_user,
2998 I40E_HLUT_ARRAY_SIZE);
Mitch A Williamsb29e13b2015-03-05 04:14:40 +0000[diff] [blame]2999}
3000
Greg Rose7e45ab42015-02-06 08:52:19 +0000[diff] [blame]3001/**
3002 * i40e_get_priv_flags - report device private flags
3003 * @dev: network interface device structure
3004 *
3005 * The get string set count and the string set should be matched for each
3006 * flag returned. Add new strings for each flag to the i40e_priv_flags_strings
3007 * array.
3008 *
3009 * Returns a u32 bitmap of flags.
3010 **/
Jesse Brandeburg5bbc3302015-02-26 16:15:20 +0000[diff] [blame]3011static u32 i40e_get_priv_flags(struct net_device *dev)
Greg Rose7e45ab42015-02-06 08:52:19 +0000[diff] [blame]3012{
3013 struct i40e_netdev_priv *np = netdev_priv(dev);
3014 struct i40e_vsi *vsi = np->vsi;
3015 struct i40e_pf *pf = vsi->back;
3016 u32 ret_flags = 0;
3017
Shannon Nelson9ac77262015-08-27 11:42:40 -0400[diff] [blame]3018 ret_flags |= pf->flags & I40E_FLAG_LINK_POLLING_ENABLED ?
3019 I40E_PRIV_FLAGS_LINKPOLL_FLAG : 0;
Jesse Brandeburgef171782015-09-03 17:18:49 -0400[diff] [blame]3020 ret_flags |= pf->flags & I40E_FLAG_FD_ATR_ENABLED ?
3021 I40E_PRIV_FLAGS_FD_ATR : 0;
Shannon Nelson1cdfd882015-09-28 14:12:34 -0400[diff] [blame]3022 ret_flags |= pf->flags & I40E_FLAG_VEB_STATS_ENABLED ?
3023 I40E_PRIV_FLAGS_VEB_STATS : 0;
Anjali Singhai Jain72b74862016-01-08 17:50:21 -0800[diff] [blame]3024 ret_flags |= pf->auto_disable_flags & I40E_FLAG_HW_ATR_EVICT_CAPABLE ?
3025 0 : I40E_PRIV_FLAGS_HW_ATR_EVICT;
Anjali Singhai Jainb5569892016-05-03 15:13:12 -0700[diff] [blame]3026 if (pf->hw.pf_id == 0) {
3027 ret_flags |= pf->flags & I40E_FLAG_TRUE_PROMISC_SUPPORT ?
3028 I40E_PRIV_FLAGS_TRUE_PROMISC_SUPPORT : 0;
3029 }
Greg Rose7e45ab42015-02-06 08:52:19 +0000[diff] [blame]3030
3031 return ret_flags;
3032}
3033
Shannon Nelson9ac77262015-08-27 11:42:40 -0400[diff] [blame]3034/**
3035 * i40e_set_priv_flags - set private flags
3036 * @dev: network interface device structure
3037 * @flags: bit flags to be set
3038 **/
3039static int i40e_set_priv_flags(struct net_device *dev, u32 flags)
3040{
3041 struct i40e_netdev_priv *np = netdev_priv(dev);
3042 struct i40e_vsi *vsi = np->vsi;
3043 struct i40e_pf *pf = vsi->back;
Anjali Singhai Jainb5569892016-05-03 15:13:12 -0700[diff] [blame]3044 u16 sw_flags = 0, valid_flags = 0;
Jesse Brandeburg827de392015-11-06 15:26:07 -0800[diff] [blame]3045 bool reset_required = false;
Anjali Singhai Jainb5569892016-05-03 15:13:12 -0700[diff] [blame]3046 bool promisc_change = false;
3047 int ret;
Jesse Brandeburg827de392015-11-06 15:26:07 -0800[diff] [blame]3048
3049 /* NOTE: MFP is not settable */
3050
Shannon Nelson9ac77262015-08-27 11:42:40 -0400[diff] [blame]3051 if (flags & I40E_PRIV_FLAGS_LINKPOLL_FLAG)
3052 pf->flags |= I40E_FLAG_LINK_POLLING_ENABLED;
3053 else
3054 pf->flags &= ~I40E_FLAG_LINK_POLLING_ENABLED;
3055
Jesse Brandeburgef171782015-09-03 17:18:49 -0400[diff] [blame]3056 /* allow the user to control the state of the Flow
3057 * Director ATR (Application Targeted Routing) feature
3058 * of the driver
3059 */
3060 if (flags & I40E_PRIV_FLAGS_FD_ATR) {
3061 pf->flags |= I40E_FLAG_FD_ATR_ENABLED;
3062 } else {
3063 pf->flags &= ~I40E_FLAG_FD_ATR_ENABLED;
3064 pf->auto_disable_flags |= I40E_FLAG_FD_ATR_ENABLED;
Jacob Keller234dc4e2016-09-06 18:05:09 -0700[diff] [blame]3065
3066 /* flush current ATR settings */
3067 set_bit(__I40E_FD_FLUSH_REQUESTED, &pf->state);
Jesse Brandeburgef171782015-09-03 17:18:49 -0400[diff] [blame]3068 }
3069
Shannon Nelson66fc3602016-01-13 16:51:42 -0800[diff] [blame]3070 if ((flags & I40E_PRIV_FLAGS_VEB_STATS) &&
3071 !(pf->flags & I40E_FLAG_VEB_STATS_ENABLED)) {
Shannon Nelson1cdfd882015-09-28 14:12:34 -0400[diff] [blame]3072 pf->flags |= I40E_FLAG_VEB_STATS_ENABLED;
Shannon Nelson66fc3602016-01-13 16:51:42 -0800[diff] [blame]3073 reset_required = true;
3074 } else if (!(flags & I40E_PRIV_FLAGS_VEB_STATS) &&
3075 (pf->flags & I40E_FLAG_VEB_STATS_ENABLED)) {
Shannon Nelson1cdfd882015-09-28 14:12:34 -0400[diff] [blame]3076 pf->flags &= ~I40E_FLAG_VEB_STATS_ENABLED;
Shannon Nelson66fc3602016-01-13 16:51:42 -0800[diff] [blame]3077 reset_required = true;
3078 }
Shannon Nelson1cdfd882015-09-28 14:12:34 -0400[diff] [blame]3079
Anjali Singhai Jainb5569892016-05-03 15:13:12 -0700[diff] [blame]3080 if (pf->hw.pf_id == 0) {
3081 if ((flags & I40E_PRIV_FLAGS_TRUE_PROMISC_SUPPORT) &&
3082 !(pf->flags & I40E_FLAG_TRUE_PROMISC_SUPPORT)) {
3083 pf->flags |= I40E_FLAG_TRUE_PROMISC_SUPPORT;
3084 promisc_change = true;
3085 } else if (!(flags & I40E_PRIV_FLAGS_TRUE_PROMISC_SUPPORT) &&
3086 (pf->flags & I40E_FLAG_TRUE_PROMISC_SUPPORT)) {
3087 pf->flags &= ~I40E_FLAG_TRUE_PROMISC_SUPPORT;
3088 promisc_change = true;
3089 }
3090 }
3091 if (promisc_change) {
3092 if (!(pf->flags & I40E_FLAG_TRUE_PROMISC_SUPPORT))
3093 sw_flags = I40E_AQ_SET_SWITCH_CFG_PROMISC;
3094 valid_flags = I40E_AQ_SET_SWITCH_CFG_PROMISC;
3095 ret = i40e_aq_set_switch_config(&pf->hw, sw_flags, valid_flags,
3096 NULL);
3097 if (ret && pf->hw.aq.asq_last_status != I40E_AQ_RC_ESRCH) {
3098 dev_info(&pf->pdev->dev,
3099 "couldn't set switch config bits, err %s aq_err %s\n",
3100 i40e_stat_str(&pf->hw, ret),
3101 i40e_aq_str(&pf->hw,
3102 pf->hw.aq.asq_last_status));
3103 /* not a fatal problem, just keep going */
3104 }
3105 }
3106
Anjali Singhai Jain72b74862016-01-08 17:50:21 -0800[diff] [blame]3107 if ((flags & I40E_PRIV_FLAGS_HW_ATR_EVICT) &&
3108 (pf->flags & I40E_FLAG_HW_ATR_EVICT_CAPABLE))
3109 pf->auto_disable_flags &= ~I40E_FLAG_HW_ATR_EVICT_CAPABLE;
3110 else
3111 pf->auto_disable_flags |= I40E_FLAG_HW_ATR_EVICT_CAPABLE;
3112
Jesse Brandeburg827de392015-11-06 15:26:07 -0800[diff] [blame]3113 /* if needed, issue reset to cause things to take effect */
3114 if (reset_required)
3115 i40e_do_reset(pf, BIT(__I40E_PF_RESET_REQUESTED));
3116
Shannon Nelson9ac77262015-08-27 11:42:40 -0400[diff] [blame]3117 return 0;
3118}
3119
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]3120static const struct ethtool_ops i40e_ethtool_ops = {
3121 .get_settings = i40e_get_settings,
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]3122 .set_settings = i40e_set_settings,
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]3123 .get_drvinfo = i40e_get_drvinfo,
3124 .get_regs_len = i40e_get_regs_len,
3125 .get_regs = i40e_get_regs,
3126 .nway_reset = i40e_nway_reset,
3127 .get_link = ethtool_op_get_link,
3128 .get_wol = i40e_get_wol,
Shannon Nelson8e2773a2013-11-28 06:39:22 +0000[diff] [blame]3129 .set_wol = i40e_set_wol,
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]3130 .set_eeprom = i40e_set_eeprom,
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]3131 .get_eeprom_len = i40e_get_eeprom_len,
3132 .get_eeprom = i40e_get_eeprom,
3133 .get_ringparam = i40e_get_ringparam,
3134 .set_ringparam = i40e_set_ringparam,
3135 .get_pauseparam = i40e_get_pauseparam,
Catherine Sullivan2becc352014-06-04 08:45:27 +0000[diff] [blame]3136 .set_pauseparam = i40e_set_pauseparam,
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]3137 .get_msglevel = i40e_get_msglevel,
3138 .set_msglevel = i40e_set_msglevel,
3139 .get_rxnfc = i40e_get_rxnfc,
3140 .set_rxnfc = i40e_set_rxnfc,
3141 .self_test = i40e_diag_test,
3142 .get_strings = i40e_get_strings,
3143 .set_phys_id = i40e_set_phys_id,
3144 .get_sset_count = i40e_get_sset_count,
3145 .get_ethtool_stats = i40e_get_ethtool_stats,
3146 .get_coalesce = i40e_get_coalesce,
3147 .set_coalesce = i40e_set_coalesce,
Mitch A Williamsb29e13b2015-03-05 04:14:40 +0000[diff] [blame]3148 .get_rxfh_key_size = i40e_get_rxfh_key_size,
3149 .get_rxfh_indir_size = i40e_get_rxfh_indir_size,
3150 .get_rxfh = i40e_get_rxfh,
3151 .set_rxfh = i40e_set_rxfh,
Anjali Singhai Jain4b7820c2013-11-26 11:59:30 +0000[diff] [blame]3152 .get_channels = i40e_get_channels,
3153 .set_channels = i40e_set_channels,
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]3154 .get_ts_info = i40e_get_ts_info,
Greg Rose7e45ab42015-02-06 08:52:19 +0000[diff] [blame]3155 .get_priv_flags = i40e_get_priv_flags,
Shannon Nelson9ac77262015-08-27 11:42:40 -0400[diff] [blame]3156 .set_priv_flags = i40e_set_priv_flags,
Kan Liangbe280ba2016-02-19 09:24:05 -0500[diff] [blame]3157 .get_per_queue_coalesce = i40e_get_per_queue_coalesce,
Kan Liangf3757a42016-02-19 09:24:06 -0500[diff] [blame]3158 .set_per_queue_coalesce = i40e_set_per_queue_coalesce,
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]3159};
3160
3161void i40e_set_ethtool_ops(struct net_device *netdev)
3162{
Wilfried Klaebe7ad24ea2014-05-11 00:12:32 +0000[diff] [blame]3163 netdev->ethtool_ops = &i40e_ethtool_ops;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]3164}