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gerrit-public.fairphone.software / kernel / msm-5.4 / c0cf70a6fc373570f86c6dc4799d775363b9946e / . / drivers / net / ethernet / intel / i40e / i40e_ethtool.c
blob: a22e26200bccb1a7e79716a7429e0eb7fe700ecc [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
Greg Rose7e45ab42015-02-06 08:52:19 +0000[diff] [blame]231static const char i40e_priv_flags_strings[][ETH_GSTRING_LEN] = {
Jacob Kellerd182a5c2016-10-25 16:08:50 -0700[diff] [blame]232 "MFP",
Shannon Nelson9ac77262015-08-27 11:42:40 -0400[diff] [blame]233 "LinkPolling",
Jesse Brandeburgef171782015-09-03 17:18:49 -0400[diff] [blame]234 "flow-director-atr",
Shannon Nelson1cdfd882015-09-28 14:12:34 -0400[diff] [blame]235 "veb-stats",
Anjali Singhai Jain72b74862016-01-08 17:50:21 -0800[diff] [blame]236 "hw-atr-eviction",
Greg Rose7e45ab42015-02-06 08:52:19 +0000[diff] [blame]237};
238
Shannon Nelson9ac77262015-08-27 11:42:40 -0400[diff] [blame]239#define I40E_PRIV_FLAGS_STR_LEN ARRAY_SIZE(i40e_priv_flags_strings)
Greg Rose7e45ab42015-02-06 08:52:19 +0000[diff] [blame]240
Jacob Kellerd182a5c2016-10-25 16:08:50 -0700[diff] [blame]241/* Private flags with a global effect, restricted to PF 0 */
242static const char i40e_gl_priv_flags_strings[][ETH_GSTRING_LEN] = {
243 "vf-true-promisc-support",
244};
245
246#define I40E_GL_PRIV_FLAGS_STR_LEN ARRAY_SIZE(i40e_gl_priv_flags_strings)
247
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]248/**
Shannon Nelsonf0d8c732014-12-11 07:06:32 +0000[diff] [blame]249 * i40e_partition_setting_complaint - generic complaint for MFP restriction
250 * @pf: the PF struct
251 **/
252static void i40e_partition_setting_complaint(struct i40e_pf *pf)
253{
254 dev_info(&pf->pdev->dev,
255 "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");
256}
257
258/**
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]259 * i40e_phy_type_to_ethtool - convert the phy_types to ethtool link modes
260 * @phy_types: PHY types to convert
261 * @supported: pointer to the ethtool supported variable to fill in
262 * @advertising: pointer to the ethtool advertising variable to fill in
263 *
264 **/
265static void i40e_phy_type_to_ethtool(struct i40e_pf *pf, u32 *supported,
266 u32 *advertising)
267{
Avinash Dayanand28537042016-06-20 09:10:33 -0700[diff] [blame]268 struct i40e_link_status *hw_link_info = &pf->hw.phy.link_info;
Carolyn Wyborny31232372016-11-21 13:03:48 -0800[diff] [blame]269 u64 phy_types = pf->hw.phy.phy_types;
270
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]271 *supported = 0x0;
272 *advertising = 0x0;
273
274 if (phy_types & I40E_CAP_PHY_TYPE_SGMII) {
275 *supported |= SUPPORTED_Autoneg |
276 SUPPORTED_1000baseT_Full;
Avinash Dayanand28537042016-06-20 09:10:33 -0700[diff] [blame]277 *advertising |= ADVERTISED_Autoneg;
278 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_1GB)
279 *advertising |= ADVERTISED_1000baseT_Full;
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]280 if (pf->flags & I40E_FLAG_100M_SGMII_CAPABLE) {
281 *supported |= SUPPORTED_100baseT_Full;
282 *advertising |= ADVERTISED_100baseT_Full;
283 }
284 }
285 if (phy_types & I40E_CAP_PHY_TYPE_XAUI ||
286 phy_types & I40E_CAP_PHY_TYPE_XFI ||
287 phy_types & I40E_CAP_PHY_TYPE_SFI ||
288 phy_types & I40E_CAP_PHY_TYPE_10GBASE_SFPP_CU ||
289 phy_types & I40E_CAP_PHY_TYPE_10GBASE_AOC)
290 *supported |= SUPPORTED_10000baseT_Full;
291 if (phy_types & I40E_CAP_PHY_TYPE_10GBASE_CR1_CU ||
292 phy_types & I40E_CAP_PHY_TYPE_10GBASE_CR1 ||
293 phy_types & I40E_CAP_PHY_TYPE_10GBASE_T ||
294 phy_types & I40E_CAP_PHY_TYPE_10GBASE_SR ||
295 phy_types & I40E_CAP_PHY_TYPE_10GBASE_LR) {
296 *supported |= SUPPORTED_Autoneg |
297 SUPPORTED_10000baseT_Full;
Avinash Dayanand28537042016-06-20 09:10:33 -0700[diff] [blame]298 *advertising |= ADVERTISED_Autoneg;
299 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_10GB)
300 *advertising |= ADVERTISED_10000baseT_Full;
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]301 }
302 if (phy_types & I40E_CAP_PHY_TYPE_XLAUI ||
303 phy_types & I40E_CAP_PHY_TYPE_XLPPI ||
304 phy_types & I40E_CAP_PHY_TYPE_40GBASE_AOC)
305 *supported |= SUPPORTED_40000baseCR4_Full;
306 if (phy_types & I40E_CAP_PHY_TYPE_40GBASE_CR4_CU ||
307 phy_types & I40E_CAP_PHY_TYPE_40GBASE_CR4) {
308 *supported |= SUPPORTED_Autoneg |
309 SUPPORTED_40000baseCR4_Full;
Avinash Dayanand28537042016-06-20 09:10:33 -0700[diff] [blame]310 *advertising |= ADVERTISED_Autoneg;
311 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_40GB)
312 *advertising |= ADVERTISED_40000baseCR4_Full;
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]313 }
Avinash Dayanand01a7a9f2016-05-16 10:26:40 -0700[diff] [blame]314 if (phy_types & I40E_CAP_PHY_TYPE_100BASE_TX) {
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]315 *supported |= SUPPORTED_Autoneg |
316 SUPPORTED_100baseT_Full;
Avinash Dayanand28537042016-06-20 09:10:33 -0700[diff] [blame]317 *advertising |= ADVERTISED_Autoneg;
318 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_100MB)
319 *advertising |= ADVERTISED_100baseT_Full;
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]320 }
321 if (phy_types & I40E_CAP_PHY_TYPE_1000BASE_T ||
322 phy_types & I40E_CAP_PHY_TYPE_1000BASE_SX ||
323 phy_types & I40E_CAP_PHY_TYPE_1000BASE_LX ||
324 phy_types & I40E_CAP_PHY_TYPE_1000BASE_T_OPTICAL) {
325 *supported |= SUPPORTED_Autoneg |
326 SUPPORTED_1000baseT_Full;
Avinash Dayanand28537042016-06-20 09:10:33 -0700[diff] [blame]327 *advertising |= ADVERTISED_Autoneg;
328 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_1GB)
329 *advertising |= ADVERTISED_1000baseT_Full;
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]330 }
331 if (phy_types & I40E_CAP_PHY_TYPE_40GBASE_SR4)
332 *supported |= SUPPORTED_40000baseSR4_Full;
333 if (phy_types & I40E_CAP_PHY_TYPE_40GBASE_LR4)
334 *supported |= SUPPORTED_40000baseLR4_Full;
335 if (phy_types & I40E_CAP_PHY_TYPE_40GBASE_KR4) {
336 *supported |= SUPPORTED_40000baseKR4_Full |
337 SUPPORTED_Autoneg;
338 *advertising |= ADVERTISED_40000baseKR4_Full |
339 ADVERTISED_Autoneg;
340 }
341 if (phy_types & I40E_CAP_PHY_TYPE_20GBASE_KR2) {
342 *supported |= SUPPORTED_20000baseKR2_Full |
343 SUPPORTED_Autoneg;
Avinash Dayanand28537042016-06-20 09:10:33 -0700[diff] [blame]344 *advertising |= ADVERTISED_Autoneg;
345 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_20GB)
346 *advertising |= ADVERTISED_20000baseKR2_Full;
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]347 }
348 if (phy_types & I40E_CAP_PHY_TYPE_10GBASE_KR) {
Harshitha Ramamurthy4ad9f4f2016-11-08 13:05:09 -0800[diff] [blame]349 if (!(pf->flags & I40E_FLAG_HAVE_CRT_RETIMER))
350 *supported |= SUPPORTED_10000baseKR_Full |
351 SUPPORTED_Autoneg;
Avinash Dayanand28537042016-06-20 09:10:33 -0700[diff] [blame]352 *advertising |= ADVERTISED_Autoneg;
353 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_10GB)
Harshitha Ramamurthy4ad9f4f2016-11-08 13:05:09 -0800[diff] [blame]354 if (!(pf->flags & I40E_FLAG_HAVE_CRT_RETIMER))
355 *advertising |= ADVERTISED_10000baseKR_Full;
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]356 }
357 if (phy_types & I40E_CAP_PHY_TYPE_10GBASE_KX4) {
358 *supported |= SUPPORTED_10000baseKX4_Full |
359 SUPPORTED_Autoneg;
Avinash Dayanand28537042016-06-20 09:10:33 -0700[diff] [blame]360 *advertising |= ADVERTISED_Autoneg;
361 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_10GB)
362 *advertising |= ADVERTISED_10000baseKX4_Full;
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]363 }
364 if (phy_types & I40E_CAP_PHY_TYPE_1000BASE_KX) {
Harshitha Ramamurthy4ad9f4f2016-11-08 13:05:09 -0800[diff] [blame]365 if (!(pf->flags & I40E_FLAG_HAVE_CRT_RETIMER))
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)
Harshitha Ramamurthy4ad9f4f2016-11-08 13:05:09 -0800[diff] [blame]370 if (!(pf->flags & I40E_FLAG_HAVE_CRT_RETIMER))
371 *advertising |= ADVERTISED_1000baseKX_Full;
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]372 }
Carolyn Wyborny31232372016-11-21 13:03:48 -0800[diff] [blame]373 if (phy_types & I40E_CAP_PHY_TYPE_25GBASE_KR ||
374 phy_types & I40E_CAP_PHY_TYPE_25GBASE_CR ||
375 phy_types & I40E_CAP_PHY_TYPE_25GBASE_SR ||
376 phy_types & I40E_CAP_PHY_TYPE_25GBASE_LR) {
377 *supported |= SUPPORTED_Autoneg;
378 *advertising |= ADVERTISED_Autoneg;
379 }
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]380}
381
382/**
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]383 * i40e_get_settings_link_up - Get the Link settings for when link is up
384 * @hw: hw structure
385 * @ecmd: ethtool command to fill in
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]386 * @netdev: network interface device structure
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]387 *
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]388 **/
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]389static void i40e_get_settings_link_up(struct i40e_hw *hw,
390 struct ethtool_cmd *ecmd,
Catherine Sullivan3b6c2172015-09-03 17:18:52 -0400[diff] [blame]391 struct net_device *netdev,
392 struct i40e_pf *pf)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]393{
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]394 struct i40e_link_status *hw_link_info = &hw->phy.link_info;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]395 u32 link_speed = hw_link_info->link_speed;
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]396 u32 e_advertising = 0x0;
397 u32 e_supported = 0x0;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]398
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]399 /* Initialize supported and advertised settings based on phy settings */
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]400 switch (hw_link_info->phy_type) {
401 case I40E_PHY_TYPE_40GBASE_CR4:
402 case I40E_PHY_TYPE_40GBASE_CR4_CU:
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]403 ecmd->supported = SUPPORTED_Autoneg |
404 SUPPORTED_40000baseCR4_Full;
405 ecmd->advertising = ADVERTISED_Autoneg |
406 ADVERTISED_40000baseCR4_Full;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]407 break;
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]408 case I40E_PHY_TYPE_XLAUI:
409 case I40E_PHY_TYPE_XLPPI:
Catherine Sullivan180204c2015-02-26 16:14:58 +0000[diff] [blame]410 case I40E_PHY_TYPE_40GBASE_AOC:
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]411 ecmd->supported = SUPPORTED_40000baseCR4_Full;
412 break;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]413 case I40E_PHY_TYPE_40GBASE_SR4:
414 ecmd->supported = SUPPORTED_40000baseSR4_Full;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]415 break;
416 case I40E_PHY_TYPE_40GBASE_LR4:
417 ecmd->supported = SUPPORTED_40000baseLR4_Full;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]418 break;
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]419 case I40E_PHY_TYPE_10GBASE_SR:
420 case I40E_PHY_TYPE_10GBASE_LR:
Catherine Sullivan124ed152014-07-12 07:28:12 +0000[diff] [blame]421 case I40E_PHY_TYPE_1000BASE_SX:
422 case I40E_PHY_TYPE_1000BASE_LX:
Catherine Sullivan0a862b42015-08-31 19:54:53 -0400[diff] [blame]423 ecmd->supported = SUPPORTED_10000baseT_Full;
424 if (hw_link_info->module_type[2] &
425 I40E_MODULE_TYPE_1000BASE_SX ||
426 hw_link_info->module_type[2] &
427 I40E_MODULE_TYPE_1000BASE_LX) {
428 ecmd->supported |= SUPPORTED_1000baseT_Full;
429 if (hw_link_info->requested_speeds &
430 I40E_LINK_SPEED_1GB)
431 ecmd->advertising |= ADVERTISED_1000baseT_Full;
432 }
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]433 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_10GB)
434 ecmd->advertising |= ADVERTISED_10000baseT_Full;
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]435 break;
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]436 case I40E_PHY_TYPE_10GBASE_T:
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]437 case I40E_PHY_TYPE_1000BASE_T:
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]438 case I40E_PHY_TYPE_100BASE_TX:
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]439 ecmd->supported = SUPPORTED_Autoneg |
Mitch Williams5960d332014-09-13 07:40:47 +0000[diff] [blame]440 SUPPORTED_10000baseT_Full |
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]441 SUPPORTED_1000baseT_Full |
442 SUPPORTED_100baseT_Full;
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]443 ecmd->advertising = ADVERTISED_Autoneg;
444 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_10GB)
445 ecmd->advertising |= ADVERTISED_10000baseT_Full;
446 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_1GB)
447 ecmd->advertising |= ADVERTISED_1000baseT_Full;
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]448 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_100MB)
449 ecmd->advertising |= ADVERTISED_100baseT_Full;
Catherine Sullivan3b6c2172015-09-03 17:18:52 -0400[diff] [blame]450 break;
Catherine Sullivan48becae2015-09-28 14:12:41 -0400[diff] [blame]451 case I40E_PHY_TYPE_1000BASE_T_OPTICAL:
452 ecmd->supported = SUPPORTED_Autoneg |
453 SUPPORTED_1000baseT_Full;
454 ecmd->advertising = ADVERTISED_Autoneg |
455 ADVERTISED_1000baseT_Full;
456 break;
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]457 case I40E_PHY_TYPE_10GBASE_CR1_CU:
458 case I40E_PHY_TYPE_10GBASE_CR1:
459 ecmd->supported = SUPPORTED_Autoneg |
460 SUPPORTED_10000baseT_Full;
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]461 ecmd->advertising = ADVERTISED_Autoneg |
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]462 ADVERTISED_10000baseT_Full;
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]463 break;
464 case I40E_PHY_TYPE_XAUI:
465 case I40E_PHY_TYPE_XFI:
466 case I40E_PHY_TYPE_SFI:
467 case I40E_PHY_TYPE_10GBASE_SFPP_CU:
Catherine Sullivan180204c2015-02-26 16:14:58 +0000[diff] [blame]468 case I40E_PHY_TYPE_10GBASE_AOC:
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]469 ecmd->supported = SUPPORTED_10000baseT_Full;
Stefan Assmann91698272016-06-27 15:03:43 +0200[diff] [blame]470 ecmd->advertising = SUPPORTED_10000baseT_Full;
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]471 break;
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]472 case I40E_PHY_TYPE_SGMII:
473 ecmd->supported = SUPPORTED_Autoneg |
Catherine Sullivan3b6c2172015-09-03 17:18:52 -0400[diff] [blame]474 SUPPORTED_1000baseT_Full;
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]475 if (hw_link_info->requested_speeds & I40E_LINK_SPEED_1GB)
476 ecmd->advertising |= ADVERTISED_1000baseT_Full;
Catherine Sullivan48b18042015-12-09 15:50:25 -0800[diff] [blame]477 if (pf->flags & I40E_FLAG_100M_SGMII_CAPABLE) {
Catherine Sullivan3b6c2172015-09-03 17:18:52 -0400[diff] [blame]478 ecmd->supported |= SUPPORTED_100baseT_Full;
479 if (hw_link_info->requested_speeds &
480 I40E_LINK_SPEED_100MB)
481 ecmd->advertising |= ADVERTISED_100baseT_Full;
482 }
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]483 break;
Catherine Sullivanfc72dbc2015-09-01 11:36:30 -0400[diff] [blame]484 case I40E_PHY_TYPE_40GBASE_KR4:
485 case I40E_PHY_TYPE_20GBASE_KR2:
486 case I40E_PHY_TYPE_10GBASE_KR:
487 case I40E_PHY_TYPE_10GBASE_KX4:
488 case I40E_PHY_TYPE_1000BASE_KX:
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]489 ecmd->supported |= SUPPORTED_40000baseKR4_Full |
490 SUPPORTED_20000baseKR2_Full |
491 SUPPORTED_10000baseKR_Full |
492 SUPPORTED_10000baseKX4_Full |
493 SUPPORTED_1000baseKX_Full |
494 SUPPORTED_Autoneg;
495 ecmd->advertising |= ADVERTISED_40000baseKR4_Full |
496 ADVERTISED_20000baseKR2_Full |
497 ADVERTISED_10000baseKR_Full |
498 ADVERTISED_10000baseKX4_Full |
499 ADVERTISED_1000baseKX_Full |
500 ADVERTISED_Autoneg;
Catherine Sullivanfc72dbc2015-09-01 11:36:30 -0400[diff] [blame]501 break;
Carolyn Wyborny31232372016-11-21 13:03:48 -0800[diff] [blame]502 case I40E_PHY_TYPE_25GBASE_KR:
503 case I40E_PHY_TYPE_25GBASE_CR:
504 case I40E_PHY_TYPE_25GBASE_SR:
505 case I40E_PHY_TYPE_25GBASE_LR:
506 ecmd->supported = SUPPORTED_Autoneg;
507 ecmd->advertising = ADVERTISED_Autoneg;
508 /* TODO: add speeds when ethtool is ready to support*/
509 break;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]510 default:
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]511 /* if we got here and link is up something bad is afoot */
Catherine Sullivan124ed152014-07-12 07:28:12 +0000[diff] [blame]512 netdev_info(netdev, "WARNING: Link is up but PHY type 0x%x is not recognized.\n",
513 hw_link_info->phy_type);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]514 }
515
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]516 /* Now that we've worked out everything that could be supported by the
517 * current PHY type, get what is supported by the NVM and them to
518 * get what is truly supported
519 */
520 i40e_phy_type_to_ethtool(pf, &e_supported,
521 &e_advertising);
522
523 ecmd->supported = ecmd->supported & e_supported;
524 ecmd->advertising = ecmd->advertising & e_advertising;
525
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]526 /* Set speed and duplex */
527 switch (link_speed) {
528 case I40E_LINK_SPEED_40GB:
Greg Roseedf5cff2015-04-07 19:45:41 -0400[diff] [blame]529 ethtool_cmd_speed_set(ecmd, SPEED_40000);
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]530 break;
Carolyn Wyborny31232372016-11-21 13:03:48 -0800[diff] [blame]531 case I40E_LINK_SPEED_25GB:
532#ifdef SPEED_25000
533 ethtool_cmd_speed_set(ecmd, SPEED_25000);
534#else
535 netdev_info(netdev,
536 "Speed is 25G, display not supported by this version of ethtool.\n");
537#endif
538 break;
Jesse Brandeburgae24b402015-03-27 00:12:09 -0700[diff] [blame]539 case I40E_LINK_SPEED_20GB:
540 ethtool_cmd_speed_set(ecmd, SPEED_20000);
541 break;
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]542 case I40E_LINK_SPEED_10GB:
543 ethtool_cmd_speed_set(ecmd, SPEED_10000);
544 break;
545 case I40E_LINK_SPEED_1GB:
546 ethtool_cmd_speed_set(ecmd, SPEED_1000);
547 break;
548 case I40E_LINK_SPEED_100MB:
549 ethtool_cmd_speed_set(ecmd, SPEED_100);
550 break;
551 default:
552 break;
553 }
554 ecmd->duplex = DUPLEX_FULL;
555}
556
557/**
558 * i40e_get_settings_link_down - Get the Link settings for when link is down
559 * @hw: hw structure
560 * @ecmd: ethtool command to fill in
561 *
562 * Reports link settings that can be determined when link is down
563 **/
564static void i40e_get_settings_link_down(struct i40e_hw *hw,
Catherine Sullivan3b6c2172015-09-03 17:18:52 -0400[diff] [blame]565 struct ethtool_cmd *ecmd,
566 struct i40e_pf *pf)
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]567{
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]568 /* link is down and the driver needs to fall back on
Catherine Sullivanfc72dbc2015-09-01 11:36:30 -0400[diff] [blame]569 * supported phy types to figure out what info to display
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]570 */
Catherine Sullivan06566e52016-05-03 15:13:14 -0700[diff] [blame]571 i40e_phy_type_to_ethtool(pf, &ecmd->supported,
572 &ecmd->advertising);
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]573
574 /* With no link speed and duplex are unknown */
575 ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN);
576 ecmd->duplex = DUPLEX_UNKNOWN;
577}
578
579/**
580 * i40e_get_settings - Get Link Speed and Duplex settings
581 * @netdev: network interface device structure
582 * @ecmd: ethtool command
583 *
584 * Reports speed/duplex settings based on media_type
585 **/
586static int i40e_get_settings(struct net_device *netdev,
587 struct ethtool_cmd *ecmd)
588{
589 struct i40e_netdev_priv *np = netdev_priv(netdev);
590 struct i40e_pf *pf = np->vsi->back;
591 struct i40e_hw *hw = &pf->hw;
592 struct i40e_link_status *hw_link_info = &hw->phy.link_info;
593 bool link_up = hw_link_info->link_info & I40E_AQ_LINK_UP;
594
595 if (link_up)
Catherine Sullivan3b6c2172015-09-03 17:18:52 -0400[diff] [blame]596 i40e_get_settings_link_up(hw, ecmd, netdev, pf);
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]597 else
Catherine Sullivan3b6c2172015-09-03 17:18:52 -0400[diff] [blame]598 i40e_get_settings_link_down(hw, ecmd, pf);
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]599
600 /* Now set the settings that don't rely on link being up/down */
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]601 /* Set autoneg settings */
Jesse Brandeburgc9a3d472013-11-26 10:49:10 +0000[diff] [blame]602 ecmd->autoneg = ((hw_link_info->an_info & I40E_AQ_AN_COMPLETED) ?
603 AUTONEG_ENABLE : AUTONEG_DISABLE);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]604
Jesse Brandeburgc9a3d472013-11-26 10:49:10 +0000[diff] [blame]605 switch (hw->phy.media_type) {
606 case I40E_MEDIA_TYPE_BACKPLANE:
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]607 ecmd->supported |= SUPPORTED_Autoneg |
608 SUPPORTED_Backplane;
609 ecmd->advertising |= ADVERTISED_Autoneg |
610 ADVERTISED_Backplane;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]611 ecmd->port = PORT_NONE;
Jesse Brandeburgc9a3d472013-11-26 10:49:10 +0000[diff] [blame]612 break;
613 case I40E_MEDIA_TYPE_BASET:
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]614 ecmd->supported |= SUPPORTED_TP;
615 ecmd->advertising |= ADVERTISED_TP;
616 ecmd->port = PORT_TP;
Jesse Brandeburgc9a3d472013-11-26 10:49:10 +0000[diff] [blame]617 break;
618 case I40E_MEDIA_TYPE_DA:
619 case I40E_MEDIA_TYPE_CX4:
Jesse Brandeburgbe405eb2013-11-20 10:02:50 +0000[diff] [blame]620 ecmd->supported |= SUPPORTED_FIBRE;
621 ecmd->advertising |= ADVERTISED_FIBRE;
622 ecmd->port = PORT_DA;
Jesse Brandeburgc9a3d472013-11-26 10:49:10 +0000[diff] [blame]623 break;
624 case I40E_MEDIA_TYPE_FIBER:
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]625 ecmd->supported |= SUPPORTED_FIBRE;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]626 ecmd->port = PORT_FIBRE;
Jesse Brandeburgc9a3d472013-11-26 10:49:10 +0000[diff] [blame]627 break;
628 case I40E_MEDIA_TYPE_UNKNOWN:
629 default:
630 ecmd->port = PORT_OTHER;
631 break;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]632 }
633
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]634 /* Set transceiver */
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]635 ecmd->transceiver = XCVR_EXTERNAL;
636
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]637 /* Set flow control settings */
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]638 ecmd->supported |= SUPPORTED_Pause;
639
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]640 switch (hw->fc.requested_mode) {
Jesse Brandeburg4e91bcd2014-06-04 08:45:23 +0000[diff] [blame]641 case I40E_FC_FULL:
642 ecmd->advertising |= ADVERTISED_Pause;
643 break;
644 case I40E_FC_TX_PAUSE:
645 ecmd->advertising |= ADVERTISED_Asym_Pause;
646 break;
647 case I40E_FC_RX_PAUSE:
648 ecmd->advertising |= (ADVERTISED_Pause |
649 ADVERTISED_Asym_Pause);
650 break;
651 default:
652 ecmd->advertising &= ~(ADVERTISED_Pause |
653 ADVERTISED_Asym_Pause);
654 break;
655 }
656
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]657 return 0;
658}
659
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]660/**
661 * i40e_set_settings - Set Speed and Duplex
662 * @netdev: network interface device structure
663 * @ecmd: ethtool command
664 *
665 * Set speed/duplex per media_types advertised/forced
666 **/
667static int i40e_set_settings(struct net_device *netdev,
668 struct ethtool_cmd *ecmd)
669{
670 struct i40e_netdev_priv *np = netdev_priv(netdev);
671 struct i40e_aq_get_phy_abilities_resp abilities;
672 struct i40e_aq_set_phy_config config;
673 struct i40e_pf *pf = np->vsi->back;
674 struct i40e_vsi *vsi = np->vsi;
675 struct i40e_hw *hw = &pf->hw;
676 struct ethtool_cmd safe_ecmd;
677 i40e_status status = 0;
678 bool change = false;
679 int err = 0;
680 u8 autoneg;
681 u32 advertise;
682
Shannon Nelsonf0d8c732014-12-11 07:06:32 +0000[diff] [blame]683 /* Changing port settings is not supported if this isn't the
684 * port's controlling PF
685 */
686 if (hw->partition_id != 1) {
687 i40e_partition_setting_complaint(pf);
688 return -EOPNOTSUPP;
689 }
690
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]691 if (vsi != pf->vsi[pf->lan_vsi])
692 return -EOPNOTSUPP;
693
694 if (hw->phy.media_type != I40E_MEDIA_TYPE_BASET &&
695 hw->phy.media_type != I40E_MEDIA_TYPE_FIBER &&
Catherine Sullivanc57e9f12014-07-12 07:28:13 +0000[diff] [blame]696 hw->phy.media_type != I40E_MEDIA_TYPE_BACKPLANE &&
Serey Kong65362272016-05-16 10:26:39 -0700[diff] [blame]697 hw->phy.media_type != I40E_MEDIA_TYPE_DA &&
Catherine Sullivanc57e9f12014-07-12 07:28:13 +0000[diff] [blame]698 hw->phy.link_info.link_info & I40E_AQ_LINK_UP)
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]699 return -EOPNOTSUPP;
700
Catherine Sullivanfc72dbc2015-09-01 11:36:30 -0400[diff] [blame]701 if (hw->device_id == I40E_DEV_ID_KX_B ||
702 hw->device_id == I40E_DEV_ID_KX_C ||
703 hw->device_id == I40E_DEV_ID_20G_KR2 ||
704 hw->device_id == I40E_DEV_ID_20G_KR2_A) {
705 netdev_info(netdev, "Changing settings is not supported on backplane.\n");
706 return -EOPNOTSUPP;
707 }
708
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]709 /* get our own copy of the bits to check against */
710 memset(&safe_ecmd, 0, sizeof(struct ethtool_cmd));
711 i40e_get_settings(netdev, &safe_ecmd);
712
713 /* save autoneg and speed out of ecmd */
714 autoneg = ecmd->autoneg;
715 advertise = ecmd->advertising;
716
717 /* set autoneg and speed back to what they currently are */
718 ecmd->autoneg = safe_ecmd.autoneg;
719 ecmd->advertising = safe_ecmd.advertising;
720
721 ecmd->cmd = safe_ecmd.cmd;
722 /* If ecmd and safe_ecmd are not the same now, then they are
723 * trying to set something that we do not support
724 */
725 if (memcmp(ecmd, &safe_ecmd, sizeof(struct ethtool_cmd)))
726 return -EOPNOTSUPP;
727
728 while (test_bit(__I40E_CONFIG_BUSY, &vsi->state))
729 usleep_range(1000, 2000);
730
731 /* Get the current phy config */
732 status = i40e_aq_get_phy_capabilities(hw, false, false, &abilities,
733 NULL);
734 if (status)
735 return -EAGAIN;
736
Catherine Sullivan124ed152014-07-12 07:28:12 +0000[diff] [blame]737 /* Copy abilities to config in case autoneg is not
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]738 * set below
739 */
740 memset(&config, 0, sizeof(struct i40e_aq_set_phy_config));
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]741 config.abilities = abilities.abilities;
742
743 /* Check autoneg */
744 if (autoneg == AUTONEG_ENABLE) {
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]745 /* If autoneg was not already enabled */
746 if (!(hw->phy.link_info.an_info & I40E_AQ_AN_COMPLETED)) {
Catherine Sullivan3ce12ee2015-09-28 14:16:58 -0400[diff] [blame]747 /* If autoneg is not supported, return error */
748 if (!(safe_ecmd.supported & SUPPORTED_Autoneg)) {
749 netdev_info(netdev, "Autoneg not supported on this phy\n");
750 return -EINVAL;
751 }
752 /* Autoneg is allowed to change */
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]753 config.abilities = abilities.abilities |
754 I40E_AQ_PHY_ENABLE_AN;
755 change = true;
756 }
757 } else {
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]758 /* If autoneg is currently enabled */
759 if (hw->phy.link_info.an_info & I40E_AQ_AN_COMPLETED) {
Catherine Sullivan3ce12ee2015-09-28 14:16:58 -0400[diff] [blame]760 /* If autoneg is supported 10GBASE_T is the only PHY
761 * that can disable it, so otherwise return error
762 */
763 if (safe_ecmd.supported & SUPPORTED_Autoneg &&
764 hw->phy.link_info.phy_type !=
765 I40E_PHY_TYPE_10GBASE_T) {
766 netdev_info(netdev, "Autoneg cannot be disabled on this phy\n");
767 return -EINVAL;
768 }
769 /* Autoneg is allowed to change */
Mitch Williams5960d332014-09-13 07:40:47 +0000[diff] [blame]770 config.abilities = abilities.abilities &
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]771 ~I40E_AQ_PHY_ENABLE_AN;
772 change = true;
773 }
774 }
775
776 if (advertise & ~safe_ecmd.supported)
777 return -EINVAL;
778
779 if (advertise & ADVERTISED_100baseT_Full)
Catherine Sullivan124ed152014-07-12 07:28:12 +0000[diff] [blame]780 config.link_speed |= I40E_LINK_SPEED_100MB;
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]781 if (advertise & ADVERTISED_1000baseT_Full ||
782 advertise & ADVERTISED_1000baseKX_Full)
Catherine Sullivan124ed152014-07-12 07:28:12 +0000[diff] [blame]783 config.link_speed |= I40E_LINK_SPEED_1GB;
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]784 if (advertise & ADVERTISED_10000baseT_Full ||
785 advertise & ADVERTISED_10000baseKX4_Full ||
786 advertise & ADVERTISED_10000baseKR_Full)
Catherine Sullivan124ed152014-07-12 07:28:12 +0000[diff] [blame]787 config.link_speed |= I40E_LINK_SPEED_10GB;
Jesse Brandeburgae24b402015-03-27 00:12:09 -0700[diff] [blame]788 if (advertise & ADVERTISED_20000baseKR2_Full)
789 config.link_speed |= I40E_LINK_SPEED_20GB;
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]790 if (advertise & ADVERTISED_40000baseKR4_Full ||
791 advertise & ADVERTISED_40000baseCR4_Full ||
792 advertise & ADVERTISED_40000baseSR4_Full ||
793 advertise & ADVERTISED_40000baseLR4_Full)
Catherine Sullivan124ed152014-07-12 07:28:12 +0000[diff] [blame]794 config.link_speed |= I40E_LINK_SPEED_40GB;
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]795
Catherine Sullivan0002e112015-08-26 15:14:16 -0400[diff] [blame]796 /* If speed didn't get set, set it to what it currently is.
797 * This is needed because if advertise is 0 (as it is when autoneg
798 * is disabled) then speed won't get set.
799 */
800 if (!config.link_speed)
801 config.link_speed = abilities.link_speed;
802
Catherine Sullivan124ed152014-07-12 07:28:12 +0000[diff] [blame]803 if (change || (abilities.link_speed != config.link_speed)) {
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]804 /* copy over the rest of the abilities */
805 config.phy_type = abilities.phy_type;
Henry Tiemanb7eaf8f2016-12-02 12:33:01 -0800[diff] [blame]806 config.phy_type_ext = abilities.phy_type_ext;
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]807 config.eee_capability = abilities.eee_capability;
808 config.eeer = abilities.eeer_val;
809 config.low_power_ctrl = abilities.d3_lpan;
Henry Tiemanb7eaf8f2016-12-02 12:33:01 -0800[diff] [blame]810 config.fec_config = abilities.fec_cfg_curr_mod_ext_info &
811 I40E_AQ_PHY_FEC_CONFIG_MASK;
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]812
Catherine Sullivane8278452015-02-06 08:52:08 +0000[diff] [blame]813 /* save the requested speeds */
814 hw->phy.link_info.requested_speeds = config.link_speed;
Catherine Sullivan94128512014-07-12 07:28:16 +0000[diff] [blame]815 /* set link and auto negotiation so changes take effect */
816 config.abilities |= I40E_AQ_PHY_ENABLE_ATOMIC_LINK;
817 /* If link is up put link down */
818 if (hw->phy.link_info.link_info & I40E_AQ_LINK_UP) {
819 /* Tell the OS link is going down, the link will go
820 * back up when fw says it is ready asynchronously
821 */
Matt Jaredc156f852015-08-27 11:42:39 -0400[diff] [blame]822 i40e_print_link_message(vsi, false);
Catherine Sullivan94128512014-07-12 07:28:16 +0000[diff] [blame]823 netif_carrier_off(netdev);
824 netif_tx_stop_all_queues(netdev);
825 }
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]826
827 /* make the aq call */
828 status = i40e_aq_set_phy_config(hw, &config, NULL);
829 if (status) {
Shannon Nelsonf1c7e722015-06-04 16:24:01 -0400[diff] [blame]830 netdev_info(netdev, "Set phy config failed, err %s aq_err %s\n",
831 i40e_stat_str(hw, status),
832 i40e_aq_str(hw, hw->aq.asq_last_status));
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]833 return -EAGAIN;
834 }
835
Catherine Sullivan0a862b42015-08-31 19:54:53 -0400[diff] [blame]836 status = i40e_update_link_info(hw);
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]837 if (status)
Catherine Sullivan52e96892015-09-28 14:16:59 -0400[diff] [blame]838 netdev_dbg(netdev, "Updating link info failed with err %s aq_err %s\n",
839 i40e_stat_str(hw, status),
840 i40e_aq_str(hw, hw->aq.asq_last_status));
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]841
842 } else {
843 netdev_info(netdev, "Nothing changed, exiting without setting anything.\n");
844 }
845
846 return err;
847}
848
Jesse Brandeburga6599722014-06-04 08:45:25 +0000[diff] [blame]849static int i40e_nway_reset(struct net_device *netdev)
850{
851 /* restart autonegotiation */
852 struct i40e_netdev_priv *np = netdev_priv(netdev);
853 struct i40e_pf *pf = np->vsi->back;
854 struct i40e_hw *hw = &pf->hw;
855 bool link_up = hw->phy.link_info.link_info & I40E_AQ_LINK_UP;
856 i40e_status ret = 0;
857
858 ret = i40e_aq_set_link_restart_an(hw, link_up, NULL);
859 if (ret) {
Shannon Nelsonf1c7e722015-06-04 16:24:01 -0400[diff] [blame]860 netdev_info(netdev, "link restart failed, err %s aq_err %s\n",
861 i40e_stat_str(hw, ret),
862 i40e_aq_str(hw, hw->aq.asq_last_status));
Jesse Brandeburga6599722014-06-04 08:45:25 +0000[diff] [blame]863 return -EIO;
864 }
865
866 return 0;
867}
868
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]869/**
870 * i40e_get_pauseparam - Get Flow Control status
871 * Return tx/rx-pause status
872 **/
873static void i40e_get_pauseparam(struct net_device *netdev,
874 struct ethtool_pauseparam *pause)
875{
876 struct i40e_netdev_priv *np = netdev_priv(netdev);
877 struct i40e_pf *pf = np->vsi->back;
878 struct i40e_hw *hw = &pf->hw;
879 struct i40e_link_status *hw_link_info = &hw->phy.link_info;
Neerav Parikh4b7698c2014-11-12 00:18:57 +0000[diff] [blame]880 struct i40e_dcbx_config *dcbx_cfg = &hw->local_dcbx_config;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]881
882 pause->autoneg =
883 ((hw_link_info->an_info & I40E_AQ_AN_COMPLETED) ?
884 AUTONEG_ENABLE : AUTONEG_DISABLE);
885
Neerav Parikh4b7698c2014-11-12 00:18:57 +0000[diff] [blame]886 /* PFC enabled so report LFC as off */
887 if (dcbx_cfg->pfc.pfcenable) {
888 pause->rx_pause = 0;
889 pause->tx_pause = 0;
890 return;
891 }
892
Jesse Brandeburgd52c20b2013-11-26 10:49:15 +0000[diff] [blame]893 if (hw->fc.current_mode == I40E_FC_RX_PAUSE) {
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]894 pause->rx_pause = 1;
Jesse Brandeburgd52c20b2013-11-26 10:49:15 +0000[diff] [blame]895 } else if (hw->fc.current_mode == I40E_FC_TX_PAUSE) {
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]896 pause->tx_pause = 1;
Jesse Brandeburgd52c20b2013-11-26 10:49:15 +0000[diff] [blame]897 } else if (hw->fc.current_mode == I40E_FC_FULL) {
898 pause->rx_pause = 1;
899 pause->tx_pause = 1;
900 }
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]901}
902
Catherine Sullivan2becc352014-06-04 08:45:27 +0000[diff] [blame]903/**
904 * i40e_set_pauseparam - Set Flow Control parameter
905 * @netdev: network interface device structure
906 * @pause: return tx/rx flow control status
907 **/
908static int i40e_set_pauseparam(struct net_device *netdev,
909 struct ethtool_pauseparam *pause)
910{
911 struct i40e_netdev_priv *np = netdev_priv(netdev);
912 struct i40e_pf *pf = np->vsi->back;
913 struct i40e_vsi *vsi = np->vsi;
914 struct i40e_hw *hw = &pf->hw;
915 struct i40e_link_status *hw_link_info = &hw->phy.link_info;
Neerav Parikh4b7698c2014-11-12 00:18:57 +0000[diff] [blame]916 struct i40e_dcbx_config *dcbx_cfg = &hw->local_dcbx_config;
Catherine Sullivan2becc352014-06-04 08:45:27 +0000[diff] [blame]917 bool link_up = hw_link_info->link_info & I40E_AQ_LINK_UP;
918 i40e_status status;
919 u8 aq_failures;
Catherine Sullivan7d62dac2014-07-09 07:46:18 +0000[diff] [blame]920 int err = 0;
Catherine Sullivan2becc352014-06-04 08:45:27 +0000[diff] [blame]921
Shannon Nelsonf0d8c732014-12-11 07:06:32 +0000[diff] [blame]922 /* Changing the port's flow control is not supported if this isn't the
923 * port's controlling PF
924 */
925 if (hw->partition_id != 1) {
926 i40e_partition_setting_complaint(pf);
927 return -EOPNOTSUPP;
928 }
929
Catherine Sullivan2becc352014-06-04 08:45:27 +0000[diff] [blame]930 if (vsi != pf->vsi[pf->lan_vsi])
931 return -EOPNOTSUPP;
932
933 if (pause->autoneg != ((hw_link_info->an_info & I40E_AQ_AN_COMPLETED) ?
934 AUTONEG_ENABLE : AUTONEG_DISABLE)) {
935 netdev_info(netdev, "To change autoneg please use: ethtool -s <dev> autoneg <on|off>\n");
936 return -EOPNOTSUPP;
937 }
938
939 /* If we have link and don't have autoneg */
940 if (!test_bit(__I40E_DOWN, &pf->state) &&
941 !(hw_link_info->an_info & I40E_AQ_AN_COMPLETED)) {
942 /* Send message that it might not necessarily work*/
943 netdev_info(netdev, "Autoneg did not complete so changing settings may not result in an actual change.\n");
944 }
945
Neerav Parikh4b7698c2014-11-12 00:18:57 +0000[diff] [blame]946 if (dcbx_cfg->pfc.pfcenable) {
947 netdev_info(netdev,
948 "Priority flow control enabled. Cannot set link flow control.\n");
Catherine Sullivan2becc352014-06-04 08:45:27 +0000[diff] [blame]949 return -EOPNOTSUPP;
950 }
951
952 if (pause->rx_pause && pause->tx_pause)
953 hw->fc.requested_mode = I40E_FC_FULL;
954 else if (pause->rx_pause && !pause->tx_pause)
955 hw->fc.requested_mode = I40E_FC_RX_PAUSE;
956 else if (!pause->rx_pause && pause->tx_pause)
957 hw->fc.requested_mode = I40E_FC_TX_PAUSE;
958 else if (!pause->rx_pause && !pause->tx_pause)
959 hw->fc.requested_mode = I40E_FC_NONE;
960 else
961 return -EINVAL;
962
Catherine Sullivan94128512014-07-12 07:28:16 +0000[diff] [blame]963 /* Tell the OS link is going down, the link will go back up when fw
964 * says it is ready asynchronously
965 */
Matt Jaredc156f852015-08-27 11:42:39 -0400[diff] [blame]966 i40e_print_link_message(vsi, false);
Catherine Sullivan94128512014-07-12 07:28:16 +0000[diff] [blame]967 netif_carrier_off(netdev);
968 netif_tx_stop_all_queues(netdev);
969
Catherine Sullivan2becc352014-06-04 08:45:27 +0000[diff] [blame]970 /* Set the fc mode and only restart an if link is up*/
971 status = i40e_set_fc(hw, &aq_failures, link_up);
972
973 if (aq_failures & I40E_SET_FC_AQ_FAIL_GET) {
Shannon Nelsonf1c7e722015-06-04 16:24:01 -0400[diff] [blame]974 netdev_info(netdev, "Set fc failed on the get_phy_capabilities call with err %s aq_err %s\n",
975 i40e_stat_str(hw, status),
976 i40e_aq_str(hw, hw->aq.asq_last_status));
Catherine Sullivan2becc352014-06-04 08:45:27 +0000[diff] [blame]977 err = -EAGAIN;
978 }
979 if (aq_failures & I40E_SET_FC_AQ_FAIL_SET) {
Shannon Nelsonf1c7e722015-06-04 16:24:01 -0400[diff] [blame]980 netdev_info(netdev, "Set fc failed on the set_phy_config call with err %s aq_err %s\n",
981 i40e_stat_str(hw, status),
982 i40e_aq_str(hw, hw->aq.asq_last_status));
Catherine Sullivan2becc352014-06-04 08:45:27 +0000[diff] [blame]983 err = -EAGAIN;
984 }
985 if (aq_failures & I40E_SET_FC_AQ_FAIL_UPDATE) {
Shannon Nelsonf1c7e722015-06-04 16:24:01 -0400[diff] [blame]986 netdev_info(netdev, "Set fc failed on the get_link_info call with err %s aq_err %s\n",
987 i40e_stat_str(hw, status),
988 i40e_aq_str(hw, hw->aq.asq_last_status));
Catherine Sullivan2becc352014-06-04 08:45:27 +0000[diff] [blame]989 err = -EAGAIN;
990 }
991
Catherine Sullivan7d62dac2014-07-09 07:46:18 +0000[diff] [blame]992 if (!test_bit(__I40E_DOWN, &pf->state)) {
993 /* Give it a little more time to try to come back */
994 msleep(75);
995 if (!test_bit(__I40E_DOWN, &pf->state))
996 return i40e_nway_reset(netdev);
997 }
Catherine Sullivan2becc352014-06-04 08:45:27 +0000[diff] [blame]998
999 return err;
1000}
1001
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1002static u32 i40e_get_msglevel(struct net_device *netdev)
1003{
1004 struct i40e_netdev_priv *np = netdev_priv(netdev);
1005 struct i40e_pf *pf = np->vsi->back;
Alexander Duyck5d4ca232016-09-30 08:21:46 -0400[diff] [blame]1006 u32 debug_mask = pf->hw.debug_mask;
1007
1008 if (debug_mask)
1009 netdev_info(netdev, "i40e debug_mask: 0x%08X\n", debug_mask);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1010
1011 return pf->msg_enable;
1012}
1013
1014static void i40e_set_msglevel(struct net_device *netdev, u32 data)
1015{
1016 struct i40e_netdev_priv *np = netdev_priv(netdev);
1017 struct i40e_pf *pf = np->vsi->back;
1018
1019 if (I40E_DEBUG_USER & data)
1020 pf->hw.debug_mask = data;
Alexander Duyck5d4ca232016-09-30 08:21:46 -0400[diff] [blame]1021 else
1022 pf->msg_enable = data;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1023}
1024
1025static int i40e_get_regs_len(struct net_device *netdev)
1026{
1027 int reg_count = 0;
1028 int i;
1029
1030 for (i = 0; i40e_reg_list[i].offset != 0; i++)
1031 reg_count += i40e_reg_list[i].elements;
1032
1033 return reg_count * sizeof(u32);
1034}
1035
1036static void i40e_get_regs(struct net_device *netdev, struct ethtool_regs *regs,
1037 void *p)
1038{
1039 struct i40e_netdev_priv *np = netdev_priv(netdev);
1040 struct i40e_pf *pf = np->vsi->back;
1041 struct i40e_hw *hw = &pf->hw;
1042 u32 *reg_buf = p;
1043 int i, j, ri;
1044 u32 reg;
1045
1046 /* Tell ethtool which driver-version-specific regs output we have.
1047 *
1048 * At some point, if we have ethtool doing special formatting of
1049 * this data, it will rely on this version number to know how to
1050 * interpret things. Hence, this needs to be updated if/when the
1051 * diags register table is changed.
1052 */
1053 regs->version = 1;
1054
1055 /* loop through the diags reg table for what to print */
1056 ri = 0;
1057 for (i = 0; i40e_reg_list[i].offset != 0; i++) {
1058 for (j = 0; j < i40e_reg_list[i].elements; j++) {
1059 reg = i40e_reg_list[i].offset
1060 + (j * i40e_reg_list[i].stride);
1061 reg_buf[ri++] = rd32(hw, reg);
1062 }
1063 }
1064
1065}
1066
1067static int i40e_get_eeprom(struct net_device *netdev,
1068 struct ethtool_eeprom *eeprom, u8 *bytes)
1069{
1070 struct i40e_netdev_priv *np = netdev_priv(netdev);
1071 struct i40e_hw *hw = &np->vsi->back->hw;
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1072 struct i40e_pf *pf = np->vsi->back;
Shannon Nelsonc150a502014-11-13 08:23:13 +0000[diff] [blame]1073 int ret_val = 0, len, offset;
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1074 u8 *eeprom_buff;
1075 u16 i, sectors;
1076 bool last;
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1077 u32 magic;
1078
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1079#define I40E_NVM_SECTOR_SIZE 4096
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1080 if (eeprom->len == 0)
1081 return -EINVAL;
1082
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1083 /* check for NVMUpdate access method */
1084 magic = hw->vendor_id | (hw->device_id << 16);
1085 if (eeprom->magic && eeprom->magic != magic) {
Shannon Nelson6e93d0c2016-01-15 14:33:18 -0800[diff] [blame]1086 struct i40e_nvm_access *cmd = (struct i40e_nvm_access *)eeprom;
1087 int errno = 0;
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1088
1089 /* make sure it is the right magic for NVMUpdate */
1090 if ((eeprom->magic >> 16) != hw->device_id)
Shannon Nelson6e93d0c2016-01-15 14:33:18 -0800[diff] [blame]1091 errno = -EINVAL;
1092 else if (test_bit(__I40E_RESET_RECOVERY_PENDING, &pf->state) ||
1093 test_bit(__I40E_RESET_INTR_RECEIVED, &pf->state))
1094 errno = -EBUSY;
1095 else
1096 ret_val = i40e_nvmupd_command(hw, cmd, bytes, &errno);
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1097
Shannon Nelson6e93d0c2016-01-15 14:33:18 -0800[diff] [blame]1098 if ((errno || ret_val) && (hw->debug_mask & I40E_DEBUG_NVM))
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1099 dev_info(&pf->pdev->dev,
Shannon Nelsonc150a502014-11-13 08:23:13 +0000[diff] [blame]1100 "NVMUpdate read failed err=%d status=0x%x errno=%d module=%d offset=0x%x size=%d\n",
1101 ret_val, hw->aq.asq_last_status, errno,
1102 (u8)(cmd->config & I40E_NVM_MOD_PNT_MASK),
1103 cmd->offset, cmd->data_size);
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1104
1105 return errno;
1106 }
1107
1108 /* normal ethtool get_eeprom support */
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1109 eeprom->magic = hw->vendor_id | (hw->device_id << 16);
1110
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1111 eeprom_buff = kzalloc(eeprom->len, GFP_KERNEL);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1112 if (!eeprom_buff)
1113 return -ENOMEM;
1114
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1115 ret_val = i40e_acquire_nvm(hw, I40E_RESOURCE_READ);
1116 if (ret_val) {
1117 dev_info(&pf->pdev->dev,
1118 "Failed Acquiring NVM resource for read err=%d status=0x%x\n",
1119 ret_val, hw->aq.asq_last_status);
1120 goto free_buff;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1121 }
1122
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1123 sectors = eeprom->len / I40E_NVM_SECTOR_SIZE;
1124 sectors += (eeprom->len % I40E_NVM_SECTOR_SIZE) ? 1 : 0;
1125 len = I40E_NVM_SECTOR_SIZE;
1126 last = false;
1127 for (i = 0; i < sectors; i++) {
1128 if (i == (sectors - 1)) {
1129 len = eeprom->len - (I40E_NVM_SECTOR_SIZE * i);
1130 last = true;
1131 }
Shannon Nelsonc150a502014-11-13 08:23:13 +0000[diff] [blame]1132 offset = eeprom->offset + (I40E_NVM_SECTOR_SIZE * i),
1133 ret_val = i40e_aq_read_nvm(hw, 0x0, offset, len,
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1134 (u8 *)eeprom_buff + (I40E_NVM_SECTOR_SIZE * i),
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1135 last, NULL);
Shannon Nelsonc150a502014-11-13 08:23:13 +0000[diff] [blame]1136 if (ret_val && hw->aq.asq_last_status == I40E_AQ_RC_EPERM) {
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1137 dev_info(&pf->pdev->dev,
Shannon Nelsonc150a502014-11-13 08:23:13 +0000[diff] [blame]1138 "read NVM failed, invalid offset 0x%x\n",
1139 offset);
1140 break;
1141 } else if (ret_val &&
1142 hw->aq.asq_last_status == I40E_AQ_RC_EACCES) {
1143 dev_info(&pf->pdev->dev,
1144 "read NVM failed, access, offset 0x%x\n",
1145 offset);
1146 break;
1147 } else if (ret_val) {
1148 dev_info(&pf->pdev->dev,
1149 "read NVM failed offset %d err=%d status=0x%x\n",
1150 offset, ret_val, hw->aq.asq_last_status);
1151 break;
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1152 }
1153 }
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1154
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1155 i40e_release_nvm(hw);
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1156 memcpy(bytes, (u8 *)eeprom_buff, eeprom->len);
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1157free_buff:
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1158 kfree(eeprom_buff);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1159 return ret_val;
1160}
1161
1162static int i40e_get_eeprom_len(struct net_device *netdev)
1163{
1164 struct i40e_netdev_priv *np = netdev_priv(netdev);
1165 struct i40e_hw *hw = &np->vsi->back->hw;
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1166 u32 val;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1167
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1168 val = (rd32(hw, I40E_GLPCI_LBARCTRL)
1169 & I40E_GLPCI_LBARCTRL_FL_SIZE_MASK)
1170 >> I40E_GLPCI_LBARCTRL_FL_SIZE_SHIFT;
1171 /* register returns value in power of 2, 64Kbyte chunks. */
Jesse Brandeburg41a1d042015-06-04 16:24:02 -0400[diff] [blame]1172 val = (64 * 1024) * BIT(val);
Anjali Singhai Jaine5e0a5d2013-11-28 06:39:28 +0000[diff] [blame]1173 return val;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1174}
1175
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1176static int i40e_set_eeprom(struct net_device *netdev,
1177 struct ethtool_eeprom *eeprom, u8 *bytes)
1178{
1179 struct i40e_netdev_priv *np = netdev_priv(netdev);
1180 struct i40e_hw *hw = &np->vsi->back->hw;
1181 struct i40e_pf *pf = np->vsi->back;
Shannon Nelson6e93d0c2016-01-15 14:33:18 -0800[diff] [blame]1182 struct i40e_nvm_access *cmd = (struct i40e_nvm_access *)eeprom;
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1183 int ret_val = 0;
Shannon Nelson6e93d0c2016-01-15 14:33:18 -0800[diff] [blame]1184 int errno = 0;
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1185 u32 magic;
1186
1187 /* normal ethtool set_eeprom is not supported */
1188 magic = hw->vendor_id | (hw->device_id << 16);
1189 if (eeprom->magic == magic)
Shannon Nelson6e93d0c2016-01-15 14:33:18 -0800[diff] [blame]1190 errno = -EOPNOTSUPP;
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1191 /* check for NVMUpdate access method */
Shannon Nelson6e93d0c2016-01-15 14:33:18 -0800[diff] [blame]1192 else if (!eeprom->magic || (eeprom->magic >> 16) != hw->device_id)
1193 errno = -EINVAL;
1194 else if (test_bit(__I40E_RESET_RECOVERY_PENDING, &pf->state) ||
1195 test_bit(__I40E_RESET_INTR_RECEIVED, &pf->state))
1196 errno = -EBUSY;
1197 else
1198 ret_val = i40e_nvmupd_command(hw, cmd, bytes, &errno);
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1199
Shannon Nelson6e93d0c2016-01-15 14:33:18 -0800[diff] [blame]1200 if ((errno || ret_val) && (hw->debug_mask & I40E_DEBUG_NVM))
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1201 dev_info(&pf->pdev->dev,
Shannon Nelsonc150a502014-11-13 08:23:13 +0000[diff] [blame]1202 "NVMUpdate write failed err=%d status=0x%x errno=%d module=%d offset=0x%x size=%d\n",
1203 ret_val, hw->aq.asq_last_status, errno,
1204 (u8)(cmd->config & I40E_NVM_MOD_PNT_MASK),
1205 cmd->offset, cmd->data_size);
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]1206
1207 return errno;
1208}
1209
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1210static void i40e_get_drvinfo(struct net_device *netdev,
1211 struct ethtool_drvinfo *drvinfo)
1212{
1213 struct i40e_netdev_priv *np = netdev_priv(netdev);
1214 struct i40e_vsi *vsi = np->vsi;
1215 struct i40e_pf *pf = vsi->back;
1216
1217 strlcpy(drvinfo->driver, i40e_driver_name, sizeof(drvinfo->driver));
1218 strlcpy(drvinfo->version, i40e_driver_version_str,
1219 sizeof(drvinfo->version));
Shannon Nelson6dec1012015-09-28 14:12:30 -0400[diff] [blame]1220 strlcpy(drvinfo->fw_version, i40e_nvm_version_str(&pf->hw),
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1221 sizeof(drvinfo->fw_version));
1222 strlcpy(drvinfo->bus_info, pci_name(pf->pdev),
1223 sizeof(drvinfo->bus_info));
Jacob Kellerd182a5c2016-10-25 16:08:50 -0700[diff] [blame]1224 drvinfo->n_priv_flags = I40E_PRIV_FLAGS_STR_LEN;
Anjali Singhai Jainb5569892016-05-03 15:13:12 -0700[diff] [blame]1225 if (pf->hw.pf_id == 0)
Jacob Kellerd182a5c2016-10-25 16:08:50 -0700[diff] [blame]1226 drvinfo->n_priv_flags += I40E_GL_PRIV_FLAGS_STR_LEN;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1227}
1228
1229static void i40e_get_ringparam(struct net_device *netdev,
1230 struct ethtool_ringparam *ring)
1231{
1232 struct i40e_netdev_priv *np = netdev_priv(netdev);
1233 struct i40e_pf *pf = np->vsi->back;
1234 struct i40e_vsi *vsi = pf->vsi[pf->lan_vsi];
1235
1236 ring->rx_max_pending = I40E_MAX_NUM_DESCRIPTORS;
1237 ring->tx_max_pending = I40E_MAX_NUM_DESCRIPTORS;
1238 ring->rx_mini_max_pending = 0;
1239 ring->rx_jumbo_max_pending = 0;
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1240 ring->rx_pending = vsi->rx_rings[0]->count;
1241 ring->tx_pending = vsi->tx_rings[0]->count;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1242 ring->rx_mini_pending = 0;
1243 ring->rx_jumbo_pending = 0;
1244}
1245
1246static int i40e_set_ringparam(struct net_device *netdev,
1247 struct ethtool_ringparam *ring)
1248{
1249 struct i40e_ring *tx_rings = NULL, *rx_rings = NULL;
1250 struct i40e_netdev_priv *np = netdev_priv(netdev);
Tushar Dave2f7679e2016-10-26 10:49:27 -0700[diff] [blame]1251 struct i40e_hw *hw = &np->vsi->back->hw;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1252 struct i40e_vsi *vsi = np->vsi;
1253 struct i40e_pf *pf = vsi->back;
1254 u32 new_rx_count, new_tx_count;
1255 int i, err = 0;
1256
1257 if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
1258 return -EINVAL;
1259
Shannon Nelson1fa18372013-11-20 10:03:08 +0000[diff] [blame]1260 if (ring->tx_pending > I40E_MAX_NUM_DESCRIPTORS ||
1261 ring->tx_pending < I40E_MIN_NUM_DESCRIPTORS ||
1262 ring->rx_pending > I40E_MAX_NUM_DESCRIPTORS ||
1263 ring->rx_pending < I40E_MIN_NUM_DESCRIPTORS) {
1264 netdev_info(netdev,
1265 "Descriptors requested (Tx: %d / Rx: %d) out of range [%d-%d]\n",
1266 ring->tx_pending, ring->rx_pending,
1267 I40E_MIN_NUM_DESCRIPTORS, I40E_MAX_NUM_DESCRIPTORS);
1268 return -EINVAL;
1269 }
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1270
Shannon Nelson1fa18372013-11-20 10:03:08 +0000[diff] [blame]1271 new_tx_count = ALIGN(ring->tx_pending, I40E_REQ_DESCRIPTOR_MULTIPLE);
1272 new_rx_count = ALIGN(ring->rx_pending, I40E_REQ_DESCRIPTOR_MULTIPLE);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1273
1274 /* if nothing to do return success */
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1275 if ((new_tx_count == vsi->tx_rings[0]->count) &&
1276 (new_rx_count == vsi->rx_rings[0]->count))
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1277 return 0;
1278
1279 while (test_and_set_bit(__I40E_CONFIG_BUSY, &pf->state))
1280 usleep_range(1000, 2000);
1281
1282 if (!netif_running(vsi->netdev)) {
1283 /* simple case - set for the next time the netdev is started */
1284 for (i = 0; i < vsi->num_queue_pairs; i++) {
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1285 vsi->tx_rings[i]->count = new_tx_count;
1286 vsi->rx_rings[i]->count = new_rx_count;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1287 }
1288 goto done;
1289 }
1290
1291 /* We can't just free everything and then setup again,
1292 * because the ISRs in MSI-X mode get passed pointers
1293 * to the Tx and Rx ring structs.
1294 */
1295
1296 /* alloc updated Tx resources */
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1297 if (new_tx_count != vsi->tx_rings[0]->count) {
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1298 netdev_info(netdev,
1299 "Changing Tx descriptor count from %d to %d.\n",
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1300 vsi->tx_rings[0]->count, new_tx_count);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1301 tx_rings = kcalloc(vsi->alloc_queue_pairs,
1302 sizeof(struct i40e_ring), GFP_KERNEL);
1303 if (!tx_rings) {
1304 err = -ENOMEM;
1305 goto done;
1306 }
1307
1308 for (i = 0; i < vsi->num_queue_pairs; i++) {
1309 /* clone ring and setup updated count */
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1310 tx_rings[i] = *vsi->tx_rings[i];
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1311 tx_rings[i].count = new_tx_count;
Jesse Brandeburg1e8efb42015-08-27 11:42:33 -0400[diff] [blame]1312 /* the desc and bi pointers will be reallocated in the
1313 * setup call
1314 */
1315 tx_rings[i].desc = NULL;
1316 tx_rings[i].rx_bi = NULL;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1317 err = i40e_setup_tx_descriptors(&tx_rings[i]);
1318 if (err) {
1319 while (i) {
1320 i--;
1321 i40e_free_tx_resources(&tx_rings[i]);
1322 }
1323 kfree(tx_rings);
1324 tx_rings = NULL;
1325
1326 goto done;
1327 }
1328 }
1329 }
1330
1331 /* alloc updated Rx resources */
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1332 if (new_rx_count != vsi->rx_rings[0]->count) {
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1333 netdev_info(netdev,
1334 "Changing Rx descriptor count from %d to %d\n",
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1335 vsi->rx_rings[0]->count, new_rx_count);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1336 rx_rings = kcalloc(vsi->alloc_queue_pairs,
1337 sizeof(struct i40e_ring), GFP_KERNEL);
1338 if (!rx_rings) {
1339 err = -ENOMEM;
1340 goto free_tx;
1341 }
1342
1343 for (i = 0; i < vsi->num_queue_pairs; i++) {
Jesse Brandeburg147e81e2016-04-18 11:33:49 -0700[diff] [blame]1344 struct i40e_ring *ring;
1345 u16 unused;
1346
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1347 /* clone ring and setup updated count */
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1348 rx_rings[i] = *vsi->rx_rings[i];
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1349 rx_rings[i].count = new_rx_count;
Jesse Brandeburg1e8efb42015-08-27 11:42:33 -0400[diff] [blame]1350 /* the desc and bi pointers will be reallocated in the
1351 * setup call
1352 */
1353 rx_rings[i].desc = NULL;
1354 rx_rings[i].rx_bi = NULL;
Tushar Dave2f7679e2016-10-26 10:49:27 -0700[diff] [blame]1355 /* this is to allow wr32 to have something to write to
1356 * during early allocation of Rx buffers
1357 */
1358 rx_rings[i].tail = hw->hw_addr + I40E_PRTGEN_STATUS;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1359 err = i40e_setup_rx_descriptors(&rx_rings[i]);
Jesse Brandeburg147e81e2016-04-18 11:33:49 -0700[diff] [blame]1360 if (err)
1361 goto rx_unwind;
1362
1363 /* now allocate the Rx buffers to make sure the OS
1364 * has enough memory, any failure here means abort
1365 */
1366 ring = &rx_rings[i];
1367 unused = I40E_DESC_UNUSED(ring);
1368 err = i40e_alloc_rx_buffers(ring, unused);
1369rx_unwind:
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1370 if (err) {
Jesse Brandeburg147e81e2016-04-18 11:33:49 -0700[diff] [blame]1371 do {
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1372 i40e_free_rx_resources(&rx_rings[i]);
Jesse Brandeburg147e81e2016-04-18 11:33:49 -0700[diff] [blame]1373 } while (i--);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1374 kfree(rx_rings);
1375 rx_rings = NULL;
1376
1377 goto free_tx;
1378 }
1379 }
1380 }
1381
1382 /* Bring interface down, copy in the new ring info,
1383 * then restore the interface
1384 */
1385 i40e_down(vsi);
1386
1387 if (tx_rings) {
1388 for (i = 0; i < vsi->num_queue_pairs; i++) {
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1389 i40e_free_tx_resources(vsi->tx_rings[i]);
1390 *vsi->tx_rings[i] = tx_rings[i];
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1391 }
1392 kfree(tx_rings);
1393 tx_rings = NULL;
1394 }
1395
1396 if (rx_rings) {
1397 for (i = 0; i < vsi->num_queue_pairs; i++) {
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1398 i40e_free_rx_resources(vsi->rx_rings[i]);
Jesse Brandeburg147e81e2016-04-18 11:33:49 -0700[diff] [blame]1399 /* get the real tail offset */
1400 rx_rings[i].tail = vsi->rx_rings[i]->tail;
1401 /* this is to fake out the allocation routine
1402 * into thinking it has to realloc everything
1403 * but the recycling logic will let us re-use
1404 * the buffers allocated above
1405 */
1406 rx_rings[i].next_to_use = 0;
1407 rx_rings[i].next_to_clean = 0;
1408 rx_rings[i].next_to_alloc = 0;
1409 /* do a struct copy */
Alexander Duyck9f65e152013-09-28 06:00:58 +0000[diff] [blame]1410 *vsi->rx_rings[i] = rx_rings[i];
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1411 }
1412 kfree(rx_rings);
1413 rx_rings = NULL;
1414 }
1415
1416 i40e_up(vsi);
1417
1418free_tx:
1419 /* error cleanup if the Rx allocations failed after getting Tx */
1420 if (tx_rings) {
1421 for (i = 0; i < vsi->num_queue_pairs; i++)
1422 i40e_free_tx_resources(&tx_rings[i]);
1423 kfree(tx_rings);
1424 tx_rings = NULL;
1425 }
1426
1427done:
1428 clear_bit(__I40E_CONFIG_BUSY, &pf->state);
1429
1430 return err;
1431}
1432
1433static int i40e_get_sset_count(struct net_device *netdev, int sset)
1434{
1435 struct i40e_netdev_priv *np = netdev_priv(netdev);
1436 struct i40e_vsi *vsi = np->vsi;
1437 struct i40e_pf *pf = vsi->back;
1438
1439 switch (sset) {
1440 case ETH_SS_TEST:
1441 return I40E_TEST_LEN;
1442 case ETH_SS_STATS:
Shannon Nelson58ce5172015-02-27 09:15:26 +0000[diff] [blame]1443 if (vsi == pf->vsi[pf->lan_vsi] && pf->hw.partition_id == 1) {
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1444 int len = I40E_PF_STATS_LEN(netdev);
1445
Anjali Singhai Jaind1a8d272015-07-23 16:54:40 -0400[diff] [blame]1446 if ((pf->lan_veb != I40E_NO_VEB) &&
1447 (pf->flags & I40E_FLAG_VEB_STATS_ENABLED))
Neerav Parikhfe860af2015-07-10 19:36:02 -0400[diff] [blame]1448 len += I40E_VEB_STATS_TOTAL;
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1449 return len;
1450 } else {
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1451 return I40E_VSI_STATS_LEN(netdev);
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1452 }
Greg Rose7e45ab42015-02-06 08:52:19 +0000[diff] [blame]1453 case ETH_SS_PRIV_FLAGS:
Jacob Kellerd182a5c2016-10-25 16:08:50 -0700[diff] [blame]1454 return I40E_PRIV_FLAGS_STR_LEN +
1455 (pf->hw.pf_id == 0 ? I40E_GL_PRIV_FLAGS_STR_LEN : 0);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1456 default:
1457 return -EOPNOTSUPP;
1458 }
1459}
1460
1461static void i40e_get_ethtool_stats(struct net_device *netdev,
1462 struct ethtool_stats *stats, u64 *data)
1463{
1464 struct i40e_netdev_priv *np = netdev_priv(netdev);
Akeem G Abodunrine7046ee2014-04-09 05:58:58 +0000[diff] [blame]1465 struct i40e_ring *tx_ring, *rx_ring;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1466 struct i40e_vsi *vsi = np->vsi;
1467 struct i40e_pf *pf = vsi->back;
1468 int i = 0;
1469 char *p;
1470 int j;
1471 struct rtnl_link_stats64 *net_stats = i40e_get_vsi_stats_struct(vsi);
Alexander Duyck980e9b12013-09-28 06:01:03 +0000[diff] [blame]1472 unsigned int start;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1473
1474 i40e_update_stats(vsi);
1475
1476 for (j = 0; j < I40E_NETDEV_STATS_LEN; j++) {
1477 p = (char *)net_stats + i40e_gstrings_net_stats[j].stat_offset;
1478 data[i++] = (i40e_gstrings_net_stats[j].sizeof_stat ==
1479 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
1480 }
Shannon Nelson41a9e552014-04-23 04:50:20 +0000[diff] [blame]1481 for (j = 0; j < I40E_MISC_STATS_LEN; j++) {
1482 p = (char *)vsi + i40e_gstrings_misc_stats[j].stat_offset;
1483 data[i++] = (i40e_gstrings_misc_stats[j].sizeof_stat ==
1484 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
1485 }
Vasu Dev38e00432014-08-01 13:27:03 -0700[diff] [blame]1486#ifdef I40E_FCOE
1487 for (j = 0; j < I40E_FCOE_STATS_LEN; j++) {
1488 p = (char *)vsi + i40e_gstrings_fcoe_stats[j].stat_offset;
1489 data[i++] = (i40e_gstrings_fcoe_stats[j].sizeof_stat ==
1490 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
1491 }
1492#endif
Alexander Duyck980e9b12013-09-28 06:01:03 +0000[diff] [blame]1493 rcu_read_lock();
Catherine Sullivan99c472a2014-03-14 07:32:30 +0000[diff] [blame]1494 for (j = 0; j < vsi->num_queue_pairs; j++) {
Akeem G Abodunrine7046ee2014-04-09 05:58:58 +0000[diff] [blame]1495 tx_ring = ACCESS_ONCE(vsi->tx_rings[j]);
Alexander Duyck980e9b12013-09-28 06:01:03 +0000[diff] [blame]1496
1497 if (!tx_ring)
1498 continue;
1499
1500 /* process Tx ring statistics */
1501 do {
Eric W. Biederman57a77442014-03-13 21:26:42 -0700[diff] [blame]1502 start = u64_stats_fetch_begin_irq(&tx_ring->syncp);
Alexander Duyck980e9b12013-09-28 06:01:03 +0000[diff] [blame]1503 data[i] = tx_ring->stats.packets;
1504 data[i + 1] = tx_ring->stats.bytes;
Eric W. Biederman57a77442014-03-13 21:26:42 -0700[diff] [blame]1505 } while (u64_stats_fetch_retry_irq(&tx_ring->syncp, start));
Catherine Sullivan99c472a2014-03-14 07:32:30 +0000[diff] [blame]1506 i += 2;
Alexander Duyck980e9b12013-09-28 06:01:03 +0000[diff] [blame]1507
1508 /* Rx ring is the 2nd half of the queue pair */
1509 rx_ring = &tx_ring[1];
1510 do {
Eric W. Biederman57a77442014-03-13 21:26:42 -0700[diff] [blame]1511 start = u64_stats_fetch_begin_irq(&rx_ring->syncp);
Catherine Sullivan99c472a2014-03-14 07:32:30 +0000[diff] [blame]1512 data[i] = rx_ring->stats.packets;
1513 data[i + 1] = rx_ring->stats.bytes;
Eric W. Biederman57a77442014-03-13 21:26:42 -0700[diff] [blame]1514 } while (u64_stats_fetch_retry_irq(&rx_ring->syncp, start));
Catherine Sullivan99c472a2014-03-14 07:32:30 +0000[diff] [blame]1515 i += 2;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1516 }
Alexander Duyck980e9b12013-09-28 06:01:03 +0000[diff] [blame]1517 rcu_read_unlock();
Shannon Nelson58ce5172015-02-27 09:15:26 +0000[diff] [blame]1518 if (vsi != pf->vsi[pf->lan_vsi] || pf->hw.partition_id != 1)
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1519 return;
1520
Anjali Singhai Jaind1a8d272015-07-23 16:54:40 -0400[diff] [blame]1521 if ((pf->lan_veb != I40E_NO_VEB) &&
1522 (pf->flags & I40E_FLAG_VEB_STATS_ENABLED)) {
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1523 struct i40e_veb *veb = pf->veb[pf->lan_veb];
Jesse Brandeburg6995b362015-08-28 17:55:54 -0400[diff] [blame]1524
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1525 for (j = 0; j < I40E_VEB_STATS_LEN; j++) {
1526 p = (char *)veb;
1527 p += i40e_gstrings_veb_stats[j].stat_offset;
1528 data[i++] = (i40e_gstrings_veb_stats[j].sizeof_stat ==
1529 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1530 }
Jesse Brandeburg74a6c662015-10-02 19:09:34 -0700[diff] [blame]1531 for (j = 0; j < I40E_MAX_TRAFFIC_CLASS; j++) {
1532 data[i++] = veb->tc_stats.tc_tx_packets[j];
1533 data[i++] = veb->tc_stats.tc_tx_bytes[j];
1534 data[i++] = veb->tc_stats.tc_rx_packets[j];
1535 data[i++] = veb->tc_stats.tc_rx_bytes[j];
1536 }
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1537 }
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1538 for (j = 0; j < I40E_GLOBAL_STATS_LEN; j++) {
1539 p = (char *)pf + i40e_gstrings_stats[j].stat_offset;
1540 data[i++] = (i40e_gstrings_stats[j].sizeof_stat ==
1541 sizeof(u64)) ? *(u64 *)p : *(u32 *)p;
1542 }
1543 for (j = 0; j < I40E_MAX_USER_PRIORITY; j++) {
1544 data[i++] = pf->stats.priority_xon_tx[j];
1545 data[i++] = pf->stats.priority_xoff_tx[j];
1546 }
1547 for (j = 0; j < I40E_MAX_USER_PRIORITY; j++) {
1548 data[i++] = pf->stats.priority_xon_rx[j];
1549 data[i++] = pf->stats.priority_xoff_rx[j];
1550 }
1551 for (j = 0; j < I40E_MAX_USER_PRIORITY; j++)
1552 data[i++] = pf->stats.priority_xon_2_xoff[j];
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1553}
1554
1555static void i40e_get_strings(struct net_device *netdev, u32 stringset,
1556 u8 *data)
1557{
1558 struct i40e_netdev_priv *np = netdev_priv(netdev);
1559 struct i40e_vsi *vsi = np->vsi;
1560 struct i40e_pf *pf = vsi->back;
1561 char *p = (char *)data;
1562 int i;
1563
1564 switch (stringset) {
1565 case ETH_SS_TEST:
Jacob Kellere5d32202016-11-08 13:05:11 -0800[diff] [blame]1566 memcpy(data, i40e_gstrings_test,
1567 I40E_TEST_LEN * ETH_GSTRING_LEN);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1568 break;
1569 case ETH_SS_STATS:
1570 for (i = 0; i < I40E_NETDEV_STATS_LEN; i++) {
1571 snprintf(p, ETH_GSTRING_LEN, "%s",
1572 i40e_gstrings_net_stats[i].stat_string);
1573 p += ETH_GSTRING_LEN;
1574 }
Shannon Nelson41a9e552014-04-23 04:50:20 +0000[diff] [blame]1575 for (i = 0; i < I40E_MISC_STATS_LEN; i++) {
1576 snprintf(p, ETH_GSTRING_LEN, "%s",
1577 i40e_gstrings_misc_stats[i].stat_string);
1578 p += ETH_GSTRING_LEN;
1579 }
Vasu Dev38e00432014-08-01 13:27:03 -0700[diff] [blame]1580#ifdef I40E_FCOE
1581 for (i = 0; i < I40E_FCOE_STATS_LEN; i++) {
1582 snprintf(p, ETH_GSTRING_LEN, "%s",
1583 i40e_gstrings_fcoe_stats[i].stat_string);
1584 p += ETH_GSTRING_LEN;
1585 }
1586#endif
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1587 for (i = 0; i < vsi->num_queue_pairs; i++) {
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1588 snprintf(p, ETH_GSTRING_LEN, "tx-%d.tx_packets", i);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1589 p += ETH_GSTRING_LEN;
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1590 snprintf(p, ETH_GSTRING_LEN, "tx-%d.tx_bytes", i);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1591 p += ETH_GSTRING_LEN;
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1592 snprintf(p, ETH_GSTRING_LEN, "rx-%d.rx_packets", i);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1593 p += ETH_GSTRING_LEN;
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1594 snprintf(p, ETH_GSTRING_LEN, "rx-%d.rx_bytes", i);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1595 p += ETH_GSTRING_LEN;
1596 }
Shannon Nelson58ce5172015-02-27 09:15:26 +0000[diff] [blame]1597 if (vsi != pf->vsi[pf->lan_vsi] || pf->hw.partition_id != 1)
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1598 return;
1599
Anjali Singhai Jaind1a8d272015-07-23 16:54:40 -0400[diff] [blame]1600 if ((pf->lan_veb != I40E_NO_VEB) &&
1601 (pf->flags & I40E_FLAG_VEB_STATS_ENABLED)) {
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1602 for (i = 0; i < I40E_VEB_STATS_LEN; i++) {
1603 snprintf(p, ETH_GSTRING_LEN, "veb.%s",
1604 i40e_gstrings_veb_stats[i].stat_string);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1605 p += ETH_GSTRING_LEN;
1606 }
Neerav Parikhfe860af2015-07-10 19:36:02 -0400[diff] [blame]1607 for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) {
1608 snprintf(p, ETH_GSTRING_LEN,
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1609 "veb.tc_%d_tx_packets", i);
Neerav Parikhfe860af2015-07-10 19:36:02 -0400[diff] [blame]1610 p += ETH_GSTRING_LEN;
1611 snprintf(p, ETH_GSTRING_LEN,
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1612 "veb.tc_%d_tx_bytes", i);
Neerav Parikhfe860af2015-07-10 19:36:02 -0400[diff] [blame]1613 p += ETH_GSTRING_LEN;
1614 snprintf(p, ETH_GSTRING_LEN,
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1615 "veb.tc_%d_rx_packets", i);
Neerav Parikhfe860af2015-07-10 19:36:02 -0400[diff] [blame]1616 p += ETH_GSTRING_LEN;
1617 snprintf(p, ETH_GSTRING_LEN,
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1618 "veb.tc_%d_rx_bytes", i);
Neerav Parikhfe860af2015-07-10 19:36:02 -0400[diff] [blame]1619 p += ETH_GSTRING_LEN;
1620 }
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1621 }
1622 for (i = 0; i < I40E_GLOBAL_STATS_LEN; i++) {
1623 snprintf(p, ETH_GSTRING_LEN, "port.%s",
1624 i40e_gstrings_stats[i].stat_string);
1625 p += ETH_GSTRING_LEN;
1626 }
1627 for (i = 0; i < I40E_MAX_USER_PRIORITY; i++) {
1628 snprintf(p, ETH_GSTRING_LEN,
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1629 "port.tx_priority_%d_xon", i);
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1630 p += ETH_GSTRING_LEN;
1631 snprintf(p, ETH_GSTRING_LEN,
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1632 "port.tx_priority_%d_xoff", i);
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1633 p += ETH_GSTRING_LEN;
1634 }
1635 for (i = 0; i < I40E_MAX_USER_PRIORITY; i++) {
1636 snprintf(p, ETH_GSTRING_LEN,
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1637 "port.rx_priority_%d_xon", i);
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1638 p += ETH_GSTRING_LEN;
1639 snprintf(p, ETH_GSTRING_LEN,
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1640 "port.rx_priority_%d_xoff", i);
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1641 p += ETH_GSTRING_LEN;
1642 }
1643 for (i = 0; i < I40E_MAX_USER_PRIORITY; i++) {
1644 snprintf(p, ETH_GSTRING_LEN,
Heinrich Schuchardtfbcfac32016-08-11 01:07:22 +0200[diff] [blame]1645 "port.rx_priority_%d_xon_2_xoff", i);
Shannon Nelson8eab9cf2014-04-23 04:49:55 +0000[diff] [blame]1646 p += ETH_GSTRING_LEN;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1647 }
1648 /* BUG_ON(p - data != I40E_STATS_LEN * ETH_GSTRING_LEN); */
1649 break;
Greg Rose7e45ab42015-02-06 08:52:19 +0000[diff] [blame]1650 case ETH_SS_PRIV_FLAGS:
Jacob Kellere5d32202016-11-08 13:05:11 -0800[diff] [blame]1651 memcpy(data, i40e_priv_flags_strings,
1652 I40E_PRIV_FLAGS_STR_LEN * ETH_GSTRING_LEN);
1653 data += I40E_PRIV_FLAGS_STR_LEN * ETH_GSTRING_LEN;
1654 if (pf->hw.pf_id == 0)
1655 memcpy(data, i40e_gl_priv_flags_strings,
1656 I40E_GL_PRIV_FLAGS_STR_LEN * ETH_GSTRING_LEN);
Greg Rose7e45ab42015-02-06 08:52:19 +0000[diff] [blame]1657 break;
Akeem G Abodunrin579b23d2015-02-24 06:58:42 +0000[diff] [blame]1658 default:
1659 break;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1660 }
1661}
1662
1663static int i40e_get_ts_info(struct net_device *dev,
1664 struct ethtool_ts_info *info)
1665{
Jacob Kellerbeb0dff2014-01-11 05:43:19 +0000[diff] [blame]1666 struct i40e_pf *pf = i40e_netdev_to_pf(dev);
1667
Jacob Kellerfe88bda2014-11-11 20:05:58 +0000[diff] [blame]1668 /* only report HW timestamping if PTP is enabled */
1669 if (!(pf->flags & I40E_FLAG_PTP))
1670 return ethtool_op_get_ts_info(dev, info);
1671
Jacob Kellerbeb0dff2014-01-11 05:43:19 +0000[diff] [blame]1672 info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE |
1673 SOF_TIMESTAMPING_RX_SOFTWARE |
1674 SOF_TIMESTAMPING_SOFTWARE |
1675 SOF_TIMESTAMPING_TX_HARDWARE |
1676 SOF_TIMESTAMPING_RX_HARDWARE |
1677 SOF_TIMESTAMPING_RAW_HARDWARE;
1678
1679 if (pf->ptp_clock)
1680 info->phc_index = ptp_clock_index(pf->ptp_clock);
1681 else
1682 info->phc_index = -1;
1683
Jesse Brandeburg41a1d042015-06-04 16:24:02 -0400[diff] [blame]1684 info->tx_types = BIT(HWTSTAMP_TX_OFF) | BIT(HWTSTAMP_TX_ON);
Jacob Kellerbeb0dff2014-01-11 05:43:19 +0000[diff] [blame]1685
Jesse Brandeburg41a1d042015-06-04 16:24:02 -0400[diff] [blame]1686 info->rx_filters = BIT(HWTSTAMP_FILTER_NONE) |
Jacob Keller1e28e862016-11-11 12:39:25 -0800[diff] [blame]1687 BIT(HWTSTAMP_FILTER_PTP_V2_L2_EVENT) |
1688 BIT(HWTSTAMP_FILTER_PTP_V2_L2_SYNC) |
1689 BIT(HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ);
1690
1691 if (pf->flags & I40E_FLAG_PTP_L4_CAPABLE)
1692 info->rx_filters |= BIT(HWTSTAMP_FILTER_PTP_V1_L4_SYNC) |
1693 BIT(HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) |
1694 BIT(HWTSTAMP_FILTER_PTP_V2_EVENT) |
1695 BIT(HWTSTAMP_FILTER_PTP_V2_L4_EVENT) |
1696 BIT(HWTSTAMP_FILTER_PTP_V2_SYNC) |
1697 BIT(HWTSTAMP_FILTER_PTP_V2_L4_SYNC) |
1698 BIT(HWTSTAMP_FILTER_PTP_V2_DELAY_REQ) |
1699 BIT(HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ);
Jacob Kellerbeb0dff2014-01-11 05:43:19 +0000[diff] [blame]1700
1701 return 0;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1702}
1703
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1704static int i40e_link_test(struct net_device *netdev, u64 *data)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1705{
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1706 struct i40e_netdev_priv *np = netdev_priv(netdev);
1707 struct i40e_pf *pf = np->vsi->back;
Jesse Brandeburga72a5abc2015-08-26 15:14:19 -0400[diff] [blame]1708 i40e_status status;
1709 bool link_up = false;
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1710
Shannon Nelsonb03aaa92013-11-20 10:03:06 +0000[diff] [blame]1711 netif_info(pf, hw, netdev, "link test\n");
Jesse Brandeburga72a5abc2015-08-26 15:14:19 -0400[diff] [blame]1712 status = i40e_get_link_status(&pf->hw, &link_up);
1713 if (status) {
1714 netif_err(pf, drv, netdev, "link query timed out, please retry test\n");
1715 *data = 1;
1716 return *data;
1717 }
1718
1719 if (link_up)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1720 *data = 0;
1721 else
1722 *data = 1;
1723
1724 return *data;
1725}
1726
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1727static int i40e_reg_test(struct net_device *netdev, u64 *data)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1728{
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1729 struct i40e_netdev_priv *np = netdev_priv(netdev);
1730 struct i40e_pf *pf = np->vsi->back;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1731
Shannon Nelsonb03aaa92013-11-20 10:03:06 +0000[diff] [blame]1732 netif_info(pf, hw, netdev, "register test\n");
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1733 *data = i40e_diag_reg_test(&pf->hw);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1734
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1735 return *data;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1736}
1737
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1738static int i40e_eeprom_test(struct net_device *netdev, u64 *data)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1739{
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1740 struct i40e_netdev_priv *np = netdev_priv(netdev);
1741 struct i40e_pf *pf = np->vsi->back;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1742
Shannon Nelsonb03aaa92013-11-20 10:03:06 +0000[diff] [blame]1743 netif_info(pf, hw, netdev, "eeprom test\n");
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1744 *data = i40e_diag_eeprom_test(&pf->hw);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1745
Shannon Nelson4443ec92014-11-13 08:23:12 +0000[diff] [blame]1746 /* forcebly clear the NVM Update state machine */
1747 pf->hw.nvmupd_state = I40E_NVMUPD_STATE_INIT;
1748
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1749 return *data;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1750}
1751
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1752static int i40e_intr_test(struct net_device *netdev, u64 *data)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1753{
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1754 struct i40e_netdev_priv *np = netdev_priv(netdev);
1755 struct i40e_pf *pf = np->vsi->back;
Shannon Nelsoncd92e722013-11-16 10:00:44 +0000[diff] [blame]1756 u16 swc_old = pf->sw_int_count;
1757
Shannon Nelsonb03aaa92013-11-20 10:03:06 +0000[diff] [blame]1758 netif_info(pf, hw, netdev, "interrupt test\n");
Shannon Nelsoncd92e722013-11-16 10:00:44 +0000[diff] [blame]1759 wr32(&pf->hw, I40E_PFINT_DYN_CTL0,
1760 (I40E_PFINT_DYN_CTL0_INTENA_MASK |
Shannon Nelson5d1ff1062014-11-11 20:04:35 +0000[diff] [blame]1761 I40E_PFINT_DYN_CTL0_SWINT_TRIG_MASK |
1762 I40E_PFINT_DYN_CTL0_ITR_INDX_MASK |
1763 I40E_PFINT_DYN_CTL0_SW_ITR_INDX_ENA_MASK |
1764 I40E_PFINT_DYN_CTL0_SW_ITR_INDX_MASK));
Shannon Nelsoncd92e722013-11-16 10:00:44 +0000[diff] [blame]1765 usleep_range(1000, 2000);
1766 *data = (swc_old == pf->sw_int_count);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1767
1768 return *data;
1769}
1770
Greg Rosee17bc412015-04-16 20:05:59 -0400[diff] [blame]1771static inline bool i40e_active_vfs(struct i40e_pf *pf)
1772{
1773 struct i40e_vf *vfs = pf->vf;
1774 int i;
1775
1776 for (i = 0; i < pf->num_alloc_vfs; i++)
Jesse Brandeburg6995b362015-08-28 17:55:54 -0400[diff] [blame]1777 if (test_bit(I40E_VF_STAT_ACTIVE, &vfs[i].vf_states))
Greg Rosee17bc412015-04-16 20:05:59 -0400[diff] [blame]1778 return true;
1779 return false;
1780}
1781
Greg Rose510efb22015-07-10 19:36:01 -0400[diff] [blame]1782static inline bool i40e_active_vmdqs(struct i40e_pf *pf)
1783{
Alexander Duyck4b816442016-10-11 15:26:53 -0700[diff] [blame]1784 return !!i40e_find_vsi_by_type(pf, I40E_VSI_VMDQ2);
Greg Rose510efb22015-07-10 19:36:01 -0400[diff] [blame]1785}
1786
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1787static void i40e_diag_test(struct net_device *netdev,
1788 struct ethtool_test *eth_test, u64 *data)
1789{
1790 struct i40e_netdev_priv *np = netdev_priv(netdev);
Greg Rose5b86c5c2015-02-26 16:14:35 +0000[diff] [blame]1791 bool if_running = netif_running(netdev);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1792 struct i40e_pf *pf = np->vsi->back;
1793
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1794 if (eth_test->flags == ETH_TEST_FL_OFFLINE) {
1795 /* Offline tests */
Shannon Nelsonb03aaa92013-11-20 10:03:06 +0000[diff] [blame]1796 netif_info(pf, drv, netdev, "offline testing starting\n");
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1797
Shannon Nelsonf551b432013-11-26 10:49:12 +0000[diff] [blame]1798 set_bit(__I40E_TESTING, &pf->state);
Greg Rosee17bc412015-04-16 20:05:59 -0400[diff] [blame]1799
Greg Rose510efb22015-07-10 19:36:01 -0400[diff] [blame]1800 if (i40e_active_vfs(pf) || i40e_active_vmdqs(pf)) {
Greg Rosee17bc412015-04-16 20:05:59 -0400[diff] [blame]1801 dev_warn(&pf->pdev->dev,
Greg Rose510efb22015-07-10 19:36:01 -0400[diff] [blame]1802 "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]1803 data[I40E_ETH_TEST_REG] = 1;
1804 data[I40E_ETH_TEST_EEPROM] = 1;
1805 data[I40E_ETH_TEST_INTR] = 1;
Greg Rosee17bc412015-04-16 20:05:59 -0400[diff] [blame]1806 data[I40E_ETH_TEST_LINK] = 1;
1807 eth_test->flags |= ETH_TEST_FL_FAILED;
1808 clear_bit(__I40E_TESTING, &pf->state);
1809 goto skip_ol_tests;
1810 }
1811
Greg Rose5b86c5c2015-02-26 16:14:35 +0000[diff] [blame]1812 /* If the device is online then take it offline */
1813 if (if_running)
1814 /* indicate we're in test mode */
Stefan Assmann08ca3872016-02-03 09:20:47 +0100[diff] [blame]1815 i40e_close(netdev);
Greg Rose5b86c5c2015-02-26 16:14:35 +0000[diff] [blame]1816 else
Greg Roseb4e53f02015-07-10 19:36:03 -0400[diff] [blame]1817 /* This reset does not affect link - if it is
1818 * changed to a type of reset that does affect
1819 * link then the following link test would have
1820 * to be moved to before the reset
1821 */
Jesse Brandeburg41a1d042015-06-04 16:24:02 -0400[diff] [blame]1822 i40e_do_reset(pf, BIT(__I40E_PF_RESET_REQUESTED));
Shannon Nelsonf551b432013-11-26 10:49:12 +0000[diff] [blame]1823
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1824 if (i40e_link_test(netdev, &data[I40E_ETH_TEST_LINK]))
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1825 eth_test->flags |= ETH_TEST_FL_FAILED;
1826
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1827 if (i40e_eeprom_test(netdev, &data[I40E_ETH_TEST_EEPROM]))
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1828 eth_test->flags |= ETH_TEST_FL_FAILED;
1829
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1830 if (i40e_intr_test(netdev, &data[I40E_ETH_TEST_INTR]))
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1831 eth_test->flags |= ETH_TEST_FL_FAILED;
1832
Shannon Nelsonf551b432013-11-26 10:49:12 +0000[diff] [blame]1833 /* run reg test last, a reset is required after it */
1834 if (i40e_reg_test(netdev, &data[I40E_ETH_TEST_REG]))
1835 eth_test->flags |= ETH_TEST_FL_FAILED;
1836
1837 clear_bit(__I40E_TESTING, &pf->state);
Jesse Brandeburg41a1d042015-06-04 16:24:02 -0400[diff] [blame]1838 i40e_do_reset(pf, BIT(__I40E_PF_RESET_REQUESTED));
Greg Rose5b86c5c2015-02-26 16:14:35 +0000[diff] [blame]1839
1840 if (if_running)
Stefan Assmann08ca3872016-02-03 09:20:47 +0100[diff] [blame]1841 i40e_open(netdev);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1842 } else {
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1843 /* Online tests */
Shannon Nelsonb03aaa92013-11-20 10:03:06 +0000[diff] [blame]1844 netif_info(pf, drv, netdev, "online testing starting\n");
1845
Shannon Nelson7b086392013-11-20 10:02:59 +0000[diff] [blame]1846 if (i40e_link_test(netdev, &data[I40E_ETH_TEST_LINK]))
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1847 eth_test->flags |= ETH_TEST_FL_FAILED;
1848
1849 /* Offline only tests, not run in online; pass by default */
1850 data[I40E_ETH_TEST_REG] = 0;
1851 data[I40E_ETH_TEST_EEPROM] = 0;
1852 data[I40E_ETH_TEST_INTR] = 0;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1853 }
Shannon Nelsonc140c172013-11-20 10:02:58 +0000[diff] [blame]1854
Greg Rosee17bc412015-04-16 20:05:59 -0400[diff] [blame]1855skip_ol_tests:
1856
Shannon Nelsonb03aaa92013-11-20 10:03:06 +0000[diff] [blame]1857 netif_info(pf, drv, netdev, "testing finished\n");
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1858}
1859
1860static void i40e_get_wol(struct net_device *netdev,
1861 struct ethtool_wolinfo *wol)
1862{
Shannon Nelson8e2773a2013-11-28 06:39:22 +0000[diff] [blame]1863 struct i40e_netdev_priv *np = netdev_priv(netdev);
1864 struct i40e_pf *pf = np->vsi->back;
1865 struct i40e_hw *hw = &pf->hw;
1866 u16 wol_nvm_bits;
1867
1868 /* NVM bit on means WoL disabled for the port */
1869 i40e_read_nvm_word(hw, I40E_SR_NVM_WAKE_ON_LAN, &wol_nvm_bits);
Jesse Brandeburg41a1d042015-06-04 16:24:02 -0400[diff] [blame]1870 if ((BIT(hw->port) & wol_nvm_bits) || (hw->partition_id != 1)) {
Shannon Nelson8e2773a2013-11-28 06:39:22 +0000[diff] [blame]1871 wol->supported = 0;
1872 wol->wolopts = 0;
1873 } else {
1874 wol->supported = WAKE_MAGIC;
1875 wol->wolopts = (pf->wol_en ? WAKE_MAGIC : 0);
1876 }
1877}
1878
Shannon Nelsonf0d8c732014-12-11 07:06:32 +0000[diff] [blame]1879/**
1880 * i40e_set_wol - set the WakeOnLAN configuration
1881 * @netdev: the netdev in question
1882 * @wol: the ethtool WoL setting data
1883 **/
Shannon Nelson8e2773a2013-11-28 06:39:22 +0000[diff] [blame]1884static int i40e_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
1885{
1886 struct i40e_netdev_priv *np = netdev_priv(netdev);
1887 struct i40e_pf *pf = np->vsi->back;
Shannon Nelsonf0d8c732014-12-11 07:06:32 +0000[diff] [blame]1888 struct i40e_vsi *vsi = np->vsi;
Shannon Nelson8e2773a2013-11-28 06:39:22 +0000[diff] [blame]1889 struct i40e_hw *hw = &pf->hw;
1890 u16 wol_nvm_bits;
1891
Shannon Nelsonf0d8c732014-12-11 07:06:32 +0000[diff] [blame]1892 /* WoL not supported if this isn't the controlling PF on the port */
1893 if (hw->partition_id != 1) {
1894 i40e_partition_setting_complaint(pf);
1895 return -EOPNOTSUPP;
1896 }
1897
1898 if (vsi != pf->vsi[pf->lan_vsi])
1899 return -EOPNOTSUPP;
1900
Shannon Nelson8e2773a2013-11-28 06:39:22 +0000[diff] [blame]1901 /* NVM bit on means WoL disabled for the port */
1902 i40e_read_nvm_word(hw, I40E_SR_NVM_WAKE_ON_LAN, &wol_nvm_bits);
Jesse Brandeburg41a1d042015-06-04 16:24:02 -0400[diff] [blame]1903 if (BIT(hw->port) & wol_nvm_bits)
Shannon Nelson8e2773a2013-11-28 06:39:22 +0000[diff] [blame]1904 return -EOPNOTSUPP;
1905
1906 /* only magic packet is supported */
1907 if (wol->wolopts && (wol->wolopts != WAKE_MAGIC))
1908 return -EOPNOTSUPP;
1909
1910 /* is this a new value? */
1911 if (pf->wol_en != !!wol->wolopts) {
1912 pf->wol_en = !!wol->wolopts;
1913 device_set_wakeup_enable(&pf->pdev->dev, pf->wol_en);
1914 }
1915
1916 return 0;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1917}
1918
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1919static int i40e_set_phys_id(struct net_device *netdev,
1920 enum ethtool_phys_id_state state)
1921{
1922 struct i40e_netdev_priv *np = netdev_priv(netdev);
Carolyn Wyborny31b606d2016-02-17 16:12:12 -0800[diff] [blame]1923 i40e_status ret = 0;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1924 struct i40e_pf *pf = np->vsi->back;
1925 struct i40e_hw *hw = &pf->hw;
1926 int blink_freq = 2;
Carolyn Wyborny31b606d2016-02-17 16:12:12 -0800[diff] [blame]1927 u16 temp_status;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1928
1929 switch (state) {
1930 case ETHTOOL_ID_ACTIVE:
Henry Tieman4f9b4302016-11-08 13:05:18 -0800[diff] [blame]1931 if (!(pf->flags & I40E_FLAG_PHY_CONTROLS_LEDS)) {
Carolyn Wyborny31b606d2016-02-17 16:12:12 -0800[diff] [blame]1932 pf->led_status = i40e_led_get(hw);
1933 } else {
Kevin Scott06c0e392016-05-03 15:13:09 -0700[diff] [blame]1934 i40e_aq_set_phy_debug(hw, I40E_PHY_DEBUG_ALL, NULL);
Carolyn Wyborny31b606d2016-02-17 16:12:12 -0800[diff] [blame]1935 ret = i40e_led_get_phy(hw, &temp_status,
1936 &pf->phy_led_val);
1937 pf->led_status = temp_status;
1938 }
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1939 return blink_freq;
1940 case ETHTOOL_ID_ON:
Henry Tieman4f9b4302016-11-08 13:05:18 -0800[diff] [blame]1941 if (!(pf->flags & I40E_FLAG_PHY_CONTROLS_LEDS))
Carolyn Wyborny31b606d2016-02-17 16:12:12 -0800[diff] [blame]1942 i40e_led_set(hw, 0xf, false);
1943 else
1944 ret = i40e_led_set_phy(hw, true, pf->led_status, 0);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1945 break;
1946 case ETHTOOL_ID_OFF:
Henry Tieman4f9b4302016-11-08 13:05:18 -0800[diff] [blame]1947 if (!(pf->flags & I40E_FLAG_PHY_CONTROLS_LEDS))
Carolyn Wyborny31b606d2016-02-17 16:12:12 -0800[diff] [blame]1948 i40e_led_set(hw, 0x0, false);
1949 else
1950 ret = i40e_led_set_phy(hw, false, pf->led_status, 0);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1951 break;
1952 case ETHTOOL_ID_INACTIVE:
Henry Tieman4f9b4302016-11-08 13:05:18 -0800[diff] [blame]1953 if (!(pf->flags & I40E_FLAG_PHY_CONTROLS_LEDS)) {
1954 i40e_led_set(hw, pf->led_status, false);
Carolyn Wyborny31b606d2016-02-17 16:12:12 -0800[diff] [blame]1955 } else {
1956 ret = i40e_led_set_phy(hw, false, pf->led_status,
1957 (pf->phy_led_val |
1958 I40E_PHY_LED_MODE_ORIG));
1959 i40e_aq_set_phy_debug(hw, 0, NULL);
1960 }
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1961 break;
Akeem G Abodunrin579b23d2015-02-24 06:58:42 +0000[diff] [blame]1962 default:
1963 break;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1964 }
Carolyn Wyborny31b606d2016-02-17 16:12:12 -0800[diff] [blame]1965 if (ret)
1966 return -ENOENT;
1967 else
1968 return 0;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1969}
1970
1971/* NOTE: i40e hardware uses a conversion factor of 2 for Interrupt
1972 * Throttle Rate (ITR) ie. ITR(1) = 2us ITR(10) = 20 us, and also
1973 * 125us (8000 interrupts per second) == ITR(62)
1974 */
1975
Jacob Keller65e87c02016-09-12 14:18:44 -0700[diff] [blame]1976/**
1977 * __i40e_get_coalesce - get per-queue coalesce settings
1978 * @netdev: the netdev to check
1979 * @ec: ethtool coalesce data structure
1980 * @queue: which queue to pick
1981 *
1982 * Gets the per-queue settings for coalescence. Specifically Rx and Tx usecs
1983 * are per queue. If queue is <0 then we default to queue 0 as the
1984 * representative value.
1985 **/
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]1986static int __i40e_get_coalesce(struct net_device *netdev,
1987 struct ethtool_coalesce *ec,
1988 int queue)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1989{
1990 struct i40e_netdev_priv *np = netdev_priv(netdev);
Jacob Keller65e87c02016-09-12 14:18:44 -0700[diff] [blame]1991 struct i40e_ring *rx_ring, *tx_ring;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]1992 struct i40e_vsi *vsi = np->vsi;
1993
1994 ec->tx_max_coalesced_frames_irq = vsi->work_limit;
1995 ec->rx_max_coalesced_frames_irq = vsi->work_limit;
1996
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]1997 /* rx and tx usecs has per queue value. If user doesn't specify the queue,
1998 * return queue 0's value to represent.
1999 */
2000 if (queue < 0) {
2001 queue = 0;
2002 } else if (queue >= vsi->num_queue_pairs) {
2003 return -EINVAL;
2004 }
2005
Jacob Keller65e87c02016-09-12 14:18:44 -0700[diff] [blame]2006 rx_ring = vsi->rx_rings[queue];
2007 tx_ring = vsi->tx_rings[queue];
2008
2009 if (ITR_IS_DYNAMIC(rx_ring->rx_itr_setting))
Mitch Williams32f5f542014-04-04 04:43:10 +0000[diff] [blame]2010 ec->use_adaptive_rx_coalesce = 1;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2011
Jacob Keller65e87c02016-09-12 14:18:44 -0700[diff] [blame]2012 if (ITR_IS_DYNAMIC(tx_ring->tx_itr_setting))
Mitch Williams32f5f542014-04-04 04:43:10 +0000[diff] [blame]2013 ec->use_adaptive_tx_coalesce = 1;
2014
Jacob Keller65e87c02016-09-12 14:18:44 -0700[diff] [blame]2015 ec->rx_coalesce_usecs = rx_ring->rx_itr_setting & ~I40E_ITR_DYNAMIC;
2016 ec->tx_coalesce_usecs = tx_ring->tx_itr_setting & ~I40E_ITR_DYNAMIC;
2017
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]2018
Jesse Brandeburgac26fc12015-09-28 14:12:37 -0400[diff] [blame]2019 /* we use the _usecs_high to store/set the interrupt rate limit
2020 * that the hardware supports, that almost but not quite
2021 * fits the original intent of the ethtool variable,
2022 * the rx_coalesce_usecs_high limits total interrupts
2023 * per second from both tx/rx sources.
2024 */
2025 ec->rx_coalesce_usecs_high = vsi->int_rate_limit;
2026 ec->tx_coalesce_usecs_high = vsi->int_rate_limit;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2027
2028 return 0;
2029}
2030
Jacob Keller65e87c02016-09-12 14:18:44 -0700[diff] [blame]2031/**
2032 * i40e_get_coalesce - get a netdev's coalesce settings
2033 * @netdev: the netdev to check
2034 * @ec: ethtool coalesce data structure
2035 *
2036 * Gets the coalesce settings for a particular netdev. Note that if user has
2037 * modified per-queue settings, this only guarantees to represent queue 0. See
2038 * __i40e_get_coalesce for more details.
2039 **/
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]2040static int i40e_get_coalesce(struct net_device *netdev,
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2041 struct ethtool_coalesce *ec)
2042{
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]2043 return __i40e_get_coalesce(netdev, ec, -1);
2044}
2045
Jacob Keller65e87c02016-09-12 14:18:44 -0700[diff] [blame]2046/**
2047 * i40e_get_per_queue_coalesce - gets coalesce settings for particular queue
2048 * @netdev: netdev structure
2049 * @ec: ethtool's coalesce settings
2050 * @queue: the particular queue to read
2051 *
2052 * Will read a specific queue's coalesce settings
2053 **/
Kan Liangbe280ba2016-02-19 09:24:05 -0500[diff] [blame]2054static int i40e_get_per_queue_coalesce(struct net_device *netdev, u32 queue,
2055 struct ethtool_coalesce *ec)
2056{
2057 return __i40e_get_coalesce(netdev, ec, queue);
2058}
2059
Jacob Keller65e87c02016-09-12 14:18:44 -0700[diff] [blame]2060/**
2061 * i40e_set_itr_per_queue - set ITR values for specific queue
2062 * @vsi: the VSI to set values for
2063 * @ec: coalesce settings from ethtool
2064 * @queue: the queue to modify
2065 *
2066 * Change the ITR settings for a specific queue.
2067 **/
2068
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]2069static void i40e_set_itr_per_queue(struct i40e_vsi *vsi,
2070 struct ethtool_coalesce *ec,
2071 int queue)
2072{
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2073 struct i40e_pf *pf = vsi->back;
2074 struct i40e_hw *hw = &pf->hw;
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]2075 struct i40e_q_vector *q_vector;
2076 u16 vector, intrl;
2077
Alan Brady1c0e6a32016-11-28 16:06:02 -0800[diff] [blame]2078 intrl = i40e_intrl_usec_to_reg(vsi->int_rate_limit);
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]2079
2080 vsi->rx_rings[queue]->rx_itr_setting = ec->rx_coalesce_usecs;
2081 vsi->tx_rings[queue]->tx_itr_setting = ec->tx_coalesce_usecs;
2082
2083 if (ec->use_adaptive_rx_coalesce)
2084 vsi->rx_rings[queue]->rx_itr_setting |= I40E_ITR_DYNAMIC;
2085 else
2086 vsi->rx_rings[queue]->rx_itr_setting &= ~I40E_ITR_DYNAMIC;
2087
2088 if (ec->use_adaptive_tx_coalesce)
2089 vsi->tx_rings[queue]->tx_itr_setting |= I40E_ITR_DYNAMIC;
2090 else
2091 vsi->tx_rings[queue]->tx_itr_setting &= ~I40E_ITR_DYNAMIC;
2092
2093 q_vector = vsi->rx_rings[queue]->q_vector;
2094 q_vector->rx.itr = ITR_TO_REG(vsi->rx_rings[queue]->rx_itr_setting);
2095 vector = vsi->base_vector + q_vector->v_idx;
2096 wr32(hw, I40E_PFINT_ITRN(I40E_RX_ITR, vector - 1), q_vector->rx.itr);
2097
2098 q_vector = vsi->tx_rings[queue]->q_vector;
2099 q_vector->tx.itr = ITR_TO_REG(vsi->tx_rings[queue]->tx_itr_setting);
2100 vector = vsi->base_vector + q_vector->v_idx;
2101 wr32(hw, I40E_PFINT_ITRN(I40E_TX_ITR, vector - 1), q_vector->tx.itr);
2102
2103 wr32(hw, I40E_PFINT_RATEN(vector - 1), intrl);
2104 i40e_flush(hw);
2105}
2106
Jacob Keller65e87c02016-09-12 14:18:44 -0700[diff] [blame]2107/**
2108 * __i40e_set_coalesce - set coalesce settings for particular queue
2109 * @netdev: the netdev to change
2110 * @ec: ethtool coalesce settings
2111 * @queue: the queue to change
2112 *
2113 * Sets the coalesce settings for a particular queue.
2114 **/
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]2115static int __i40e_set_coalesce(struct net_device *netdev,
2116 struct ethtool_coalesce *ec,
2117 int queue)
2118{
2119 struct i40e_netdev_priv *np = netdev_priv(netdev);
2120 struct i40e_vsi *vsi = np->vsi;
2121 struct i40e_pf *pf = vsi->back;
Alan Brady33084062016-11-28 16:06:03 -0800[diff] [blame]2122 u16 intrl_reg;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2123 int i;
2124
2125 if (ec->tx_max_coalesced_frames_irq || ec->rx_max_coalesced_frames_irq)
2126 vsi->work_limit = ec->tx_max_coalesced_frames_irq;
2127
Jesse Brandeburgac26fc12015-09-28 14:12:37 -0400[diff] [blame]2128 /* tx_coalesce_usecs_high is ignored, use rx-usecs-high instead */
2129 if (ec->tx_coalesce_usecs_high != vsi->int_rate_limit) {
2130 netif_info(pf, drv, netdev, "tx-usecs-high is not used, please program rx-usecs-high\n");
2131 return -EINVAL;
2132 }
2133
Alan Brady33084062016-11-28 16:06:03 -0800[diff] [blame]2134 if (ec->rx_coalesce_usecs_high > INTRL_REG_TO_USEC(I40E_MAX_INTRL)) {
2135 netif_info(pf, drv, netdev, "Invalid value, rx-usecs-high range is 0-%lu\n",
2136 INTRL_REG_TO_USEC(I40E_MAX_INTRL));
Jesse Brandeburgac26fc12015-09-28 14:12:37 -0400[diff] [blame]2137 return -EINVAL;
2138 }
2139
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]2140 if (ec->rx_coalesce_usecs == 0) {
Carolyn Wyborny5c2cebd2014-06-04 01:23:18 +0000[diff] [blame]2141 if (ec->use_adaptive_rx_coalesce)
Jesse Brandeburg79442d32014-10-25 03:24:32 +0000[diff] [blame]2142 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]2143 } else if ((ec->rx_coalesce_usecs < (I40E_MIN_ITR << 1)) ||
2144 (ec->rx_coalesce_usecs > (I40E_MAX_ITR << 1))) {
2145 netif_info(pf, drv, netdev, "Invalid value, rx-usecs range is 0-8160\n");
2146 return -EINVAL;
Carolyn Wyborny5c2cebd2014-06-04 01:23:18 +0000[diff] [blame]2147 }
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2148
Alan Brady33084062016-11-28 16:06:03 -0800[diff] [blame]2149 intrl_reg = i40e_intrl_usec_to_reg(ec->rx_coalesce_usecs_high);
2150 vsi->int_rate_limit = INTRL_REG_TO_USEC(intrl_reg);
2151 if (vsi->int_rate_limit != ec->rx_coalesce_usecs_high) {
2152 netif_info(pf, drv, netdev, "Interrupt rate limit rounded down to %d\n",
2153 vsi->int_rate_limit);
2154 }
Jesse Brandeburgac26fc12015-09-28 14:12:37 -0400[diff] [blame]2155
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]2156 if (ec->tx_coalesce_usecs == 0) {
Carolyn Wyborny5c2cebd2014-06-04 01:23:18 +0000[diff] [blame]2157 if (ec->use_adaptive_tx_coalesce)
Jesse Brandeburg79442d32014-10-25 03:24:32 +0000[diff] [blame]2158 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]2159 } else if ((ec->tx_coalesce_usecs < (I40E_MIN_ITR << 1)) ||
2160 (ec->tx_coalesce_usecs > (I40E_MAX_ITR << 1))) {
2161 netif_info(pf, drv, netdev, "Invalid value, tx-usecs range is 0-8160\n");
2162 return -EINVAL;
2163 }
2164
2165 /* rx and tx usecs has per queue value. If user doesn't specify the queue,
2166 * apply to all queues.
2167 */
2168 if (queue < 0) {
2169 for (i = 0; i < vsi->num_queue_pairs; i++)
2170 i40e_set_itr_per_queue(vsi, ec, i);
2171 } else if (queue < vsi->num_queue_pairs) {
2172 i40e_set_itr_per_queue(vsi, ec, queue);
Carolyn Wyborny5c2cebd2014-06-04 01:23:18 +0000[diff] [blame]2173 } else {
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]2174 netif_info(pf, drv, netdev, "Invalid queue value, queue range is 0 - %d\n",
2175 vsi->num_queue_pairs - 1);
Mitch Williams32f5f542014-04-04 04:43:10 +0000[diff] [blame]2176 return -EINVAL;
Carolyn Wyborny5c2cebd2014-06-04 01:23:18 +0000[diff] [blame]2177 }
Mitch Williams32f5f542014-04-04 04:43:10 +0000[diff] [blame]2178
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2179 return 0;
2180}
2181
Jacob Keller65e87c02016-09-12 14:18:44 -0700[diff] [blame]2182/**
2183 * i40e_set_coalesce - set coalesce settings for every queue on the netdev
2184 * @netdev: the netdev to change
2185 * @ec: ethtool coalesce settings
2186 *
2187 * This will set each queue to the same coalesce settings.
2188 **/
Kan Lianga75e8002016-02-19 09:24:04 -0500[diff] [blame]2189static int i40e_set_coalesce(struct net_device *netdev,
2190 struct ethtool_coalesce *ec)
2191{
2192 return __i40e_set_coalesce(netdev, ec, -1);
2193}
2194
Jacob Keller65e87c02016-09-12 14:18:44 -0700[diff] [blame]2195/**
2196 * i40e_set_per_queue_coalesce - set specific queue's coalesce settings
2197 * @netdev: the netdev to change
2198 * @ec: ethtool's coalesce settings
2199 * @queue: the queue to change
2200 *
2201 * Sets the specified queue's coalesce settings.
2202 **/
Kan Liangf3757a42016-02-19 09:24:06 -0500[diff] [blame]2203static int i40e_set_per_queue_coalesce(struct net_device *netdev, u32 queue,
2204 struct ethtool_coalesce *ec)
2205{
2206 return __i40e_set_coalesce(netdev, ec, queue);
2207}
2208
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2209/**
2210 * i40e_get_rss_hash_opts - Get RSS hash Input Set for each flow type
2211 * @pf: pointer to the physical function struct
2212 * @cmd: ethtool rxnfc command
2213 *
2214 * Returns Success if the flow is supported, else Invalid Input.
2215 **/
2216static int i40e_get_rss_hash_opts(struct i40e_pf *pf, struct ethtool_rxnfc *cmd)
2217{
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2218 struct i40e_hw *hw = &pf->hw;
2219 u8 flow_pctype = 0;
2220 u64 i_set = 0;
2221
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2222 cmd->data = 0;
2223
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2224 switch (cmd->flow_type) {
2225 case TCP_V4_FLOW:
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2226 flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV4_TCP;
2227 break;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2228 case UDP_V4_FLOW:
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2229 flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV4_UDP;
2230 break;
2231 case TCP_V6_FLOW:
2232 flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV6_TCP;
2233 break;
2234 case UDP_V6_FLOW:
2235 flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV6_UDP;
2236 break;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2237 case SCTP_V4_FLOW:
2238 case AH_ESP_V4_FLOW:
2239 case AH_V4_FLOW:
2240 case ESP_V4_FLOW:
2241 case IPV4_FLOW:
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2242 case SCTP_V6_FLOW:
2243 case AH_ESP_V6_FLOW:
2244 case AH_V6_FLOW:
2245 case ESP_V6_FLOW:
2246 case IPV6_FLOW:
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2247 /* Default is src/dest for IP, no matter the L4 hashing */
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2248 cmd->data |= RXH_IP_SRC | RXH_IP_DST;
2249 break;
2250 default:
2251 return -EINVAL;
2252 }
2253
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2254 /* Read flow based hash input set register */
2255 if (flow_pctype) {
2256 i_set = (u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(0,
2257 flow_pctype)) |
2258 ((u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(1,
2259 flow_pctype)) << 32);
2260 }
2261
2262 /* Process bits of hash input set */
2263 if (i_set) {
2264 if (i_set & I40E_L4_SRC_MASK)
2265 cmd->data |= RXH_L4_B_0_1;
2266 if (i_set & I40E_L4_DST_MASK)
2267 cmd->data |= RXH_L4_B_2_3;
2268
2269 if (cmd->flow_type == TCP_V4_FLOW ||
2270 cmd->flow_type == UDP_V4_FLOW) {
2271 if (i_set & I40E_L3_SRC_MASK)
2272 cmd->data |= RXH_IP_SRC;
2273 if (i_set & I40E_L3_DST_MASK)
2274 cmd->data |= RXH_IP_DST;
2275 } else if (cmd->flow_type == TCP_V6_FLOW ||
2276 cmd->flow_type == UDP_V6_FLOW) {
2277 if (i_set & I40E_L3_V6_SRC_MASK)
2278 cmd->data |= RXH_IP_SRC;
2279 if (i_set & I40E_L3_V6_DST_MASK)
2280 cmd->data |= RXH_IP_DST;
2281 }
2282 }
2283
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2284 return 0;
2285}
2286
2287/**
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2288 * i40e_get_ethtool_fdir_all - Populates the rule count of a command
2289 * @pf: Pointer to the physical function struct
2290 * @cmd: The command to get or set Rx flow classification rules
2291 * @rule_locs: Array of used rule locations
2292 *
2293 * This function populates both the total and actual rule count of
2294 * the ethtool flow classification command
2295 *
2296 * Returns 0 on success or -EMSGSIZE if entry not found
2297 **/
2298static int i40e_get_ethtool_fdir_all(struct i40e_pf *pf,
2299 struct ethtool_rxnfc *cmd,
2300 u32 *rule_locs)
2301{
2302 struct i40e_fdir_filter *rule;
2303 struct hlist_node *node2;
2304 int cnt = 0;
2305
2306 /* report total rule count */
Anjali Singhai Jain082def12014-04-09 05:59:00 +0000[diff] [blame]2307 cmd->data = i40e_get_fd_cnt_all(pf);
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2308
2309 hlist_for_each_entry_safe(rule, node2,
2310 &pf->fdir_filter_list, fdir_node) {
2311 if (cnt == cmd->rule_cnt)
2312 return -EMSGSIZE;
2313
2314 rule_locs[cnt] = rule->fd_id;
2315 cnt++;
2316 }
2317
2318 cmd->rule_cnt = cnt;
2319
2320 return 0;
2321}
2322
2323/**
2324 * i40e_get_ethtool_fdir_entry - Look up a filter based on Rx flow
2325 * @pf: Pointer to the physical function struct
2326 * @cmd: The command to get or set Rx flow classification rules
2327 *
2328 * This function looks up a filter based on the Rx flow classification
2329 * command and fills the flow spec info for it if found
2330 *
2331 * Returns 0 on success or -EINVAL if filter not found
2332 **/
2333static int i40e_get_ethtool_fdir_entry(struct i40e_pf *pf,
2334 struct ethtool_rxnfc *cmd)
2335{
2336 struct ethtool_rx_flow_spec *fsp =
2337 (struct ethtool_rx_flow_spec *)&cmd->fs;
2338 struct i40e_fdir_filter *rule = NULL;
2339 struct hlist_node *node2;
2340
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2341 hlist_for_each_entry_safe(rule, node2,
2342 &pf->fdir_filter_list, fdir_node) {
2343 if (fsp->location <= rule->fd_id)
2344 break;
2345 }
2346
2347 if (!rule || fsp->location != rule->fd_id)
2348 return -EINVAL;
2349
2350 fsp->flow_type = rule->flow_type;
Anjali Singhai Jain7d54eb22014-03-14 07:32:21 +0000[diff] [blame]2351 if (fsp->flow_type == IP_USER_FLOW) {
2352 fsp->h_u.usr_ip4_spec.ip_ver = ETH_RX_NFC_IP4;
2353 fsp->h_u.usr_ip4_spec.proto = 0;
2354 fsp->m_u.usr_ip4_spec.proto = 0;
2355 }
2356
Anjali Singhai Jain04b73bd2014-05-22 06:31:41 +0000[diff] [blame]2357 /* Reverse the src and dest notion, since the HW views them from
2358 * Tx perspective where as the user expects it from Rx filter view.
2359 */
2360 fsp->h_u.tcp_ip4_spec.psrc = rule->dst_port;
2361 fsp->h_u.tcp_ip4_spec.pdst = rule->src_port;
2362 fsp->h_u.tcp_ip4_spec.ip4src = rule->dst_ip[0];
2363 fsp->h_u.tcp_ip4_spec.ip4dst = rule->src_ip[0];
Anjali Singhai Jain387ce1a2014-05-22 06:32:23 +0000[diff] [blame]2364
2365 if (rule->dest_ctl == I40E_FILTER_PROGRAM_DESC_DEST_DROP_PACKET)
2366 fsp->ring_cookie = RX_CLS_FLOW_DISC;
2367 else
2368 fsp->ring_cookie = rule->q_index;
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2369
Anjali Singhai Jaine7c8c602015-04-07 19:45:31 -0400[diff] [blame]2370 if (rule->dest_vsi != pf->vsi[pf->lan_vsi]->id) {
2371 struct i40e_vsi *vsi;
2372
2373 vsi = i40e_find_vsi_from_id(pf, rule->dest_vsi);
2374 if (vsi && vsi->type == I40E_VSI_SRIOV) {
2375 fsp->h_ext.data[1] = htonl(vsi->vf_id);
2376 fsp->m_ext.data[1] = htonl(0x1);
2377 }
2378 }
2379
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2380 return 0;
2381}
2382
2383/**
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2384 * i40e_get_rxnfc - command to get RX flow classification rules
2385 * @netdev: network interface device structure
2386 * @cmd: ethtool rxnfc command
2387 *
2388 * Returns Success if the command is supported.
2389 **/
2390static int i40e_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd,
2391 u32 *rule_locs)
2392{
2393 struct i40e_netdev_priv *np = netdev_priv(netdev);
2394 struct i40e_vsi *vsi = np->vsi;
2395 struct i40e_pf *pf = vsi->back;
2396 int ret = -EOPNOTSUPP;
2397
2398 switch (cmd->cmd) {
2399 case ETHTOOL_GRXRINGS:
Helin Zhang3e3aa212015-10-21 19:47:13 -0400[diff] [blame]2400 cmd->data = vsi->num_queue_pairs;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2401 ret = 0;
2402 break;
2403 case ETHTOOL_GRXFH:
2404 ret = i40e_get_rss_hash_opts(pf, cmd);
2405 break;
2406 case ETHTOOL_GRXCLSRLCNT:
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2407 cmd->rule_cnt = pf->fdir_pf_active_filters;
Anjali Singhai Jain082def12014-04-09 05:59:00 +0000[diff] [blame]2408 /* report total rule count */
2409 cmd->data = i40e_get_fd_cnt_all(pf);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2410 ret = 0;
2411 break;
2412 case ETHTOOL_GRXCLSRULE:
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2413 ret = i40e_get_ethtool_fdir_entry(pf, cmd);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2414 break;
2415 case ETHTOOL_GRXCLSRLALL:
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2416 ret = i40e_get_ethtool_fdir_all(pf, cmd, rule_locs);
2417 break;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2418 default:
2419 break;
2420 }
2421
2422 return ret;
2423}
2424
2425/**
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2426 * i40e_get_rss_hash_bits - Read RSS Hash bits from register
2427 * @nfc: pointer to user request
2428 * @i_setc bits currently set
2429 *
2430 * Returns value of bits to be set per user request
2431 **/
2432static u64 i40e_get_rss_hash_bits(struct ethtool_rxnfc *nfc, u64 i_setc)
2433{
2434 u64 i_set = i_setc;
2435 u64 src_l3 = 0, dst_l3 = 0;
2436
2437 if (nfc->data & RXH_L4_B_0_1)
2438 i_set |= I40E_L4_SRC_MASK;
2439 else
2440 i_set &= ~I40E_L4_SRC_MASK;
2441 if (nfc->data & RXH_L4_B_2_3)
2442 i_set |= I40E_L4_DST_MASK;
2443 else
2444 i_set &= ~I40E_L4_DST_MASK;
2445
2446 if (nfc->flow_type == TCP_V6_FLOW || nfc->flow_type == UDP_V6_FLOW) {
2447 src_l3 = I40E_L3_V6_SRC_MASK;
2448 dst_l3 = I40E_L3_V6_DST_MASK;
2449 } else if (nfc->flow_type == TCP_V4_FLOW ||
2450 nfc->flow_type == UDP_V4_FLOW) {
2451 src_l3 = I40E_L3_SRC_MASK;
2452 dst_l3 = I40E_L3_DST_MASK;
2453 } else {
2454 /* Any other flow type are not supported here */
2455 return i_set;
2456 }
2457
2458 if (nfc->data & RXH_IP_SRC)
2459 i_set |= src_l3;
2460 else
2461 i_set &= ~src_l3;
2462 if (nfc->data & RXH_IP_DST)
2463 i_set |= dst_l3;
2464 else
2465 i_set &= ~dst_l3;
2466
2467 return i_set;
2468}
2469
2470/**
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2471 * i40e_set_rss_hash_opt - Enable/Disable flow types for RSS hash
2472 * @pf: pointer to the physical function struct
2473 * @cmd: ethtool rxnfc command
2474 *
2475 * Returns Success if the flow input set is supported.
2476 **/
2477static int i40e_set_rss_hash_opt(struct i40e_pf *pf, struct ethtool_rxnfc *nfc)
2478{
2479 struct i40e_hw *hw = &pf->hw;
Shannon Nelson272cdaf22016-02-17 16:12:21 -0800[diff] [blame]2480 u64 hena = (u64)i40e_read_rx_ctl(hw, I40E_PFQF_HENA(0)) |
2481 ((u64)i40e_read_rx_ctl(hw, I40E_PFQF_HENA(1)) << 32);
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2482 u8 flow_pctype = 0;
2483 u64 i_set, i_setc;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2484
2485 /* RSS does not support anything other than hashing
2486 * to queues on src and dst IPs and ports
2487 */
2488 if (nfc->data & ~(RXH_IP_SRC | RXH_IP_DST |
2489 RXH_L4_B_0_1 | RXH_L4_B_2_3))
2490 return -EINVAL;
2491
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2492 switch (nfc->flow_type) {
2493 case TCP_V4_FLOW:
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2494 flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV4_TCP;
2495 if (pf->flags & I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE)
2496 hena |=
2497 BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2498 break;
2499 case TCP_V6_FLOW:
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2500 flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV6_TCP;
2501 if (pf->flags & I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE)
2502 hena |=
2503 BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN_NO_ACK);
2504 if (pf->flags & I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE)
2505 hena |=
2506 BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_TCP_SYN_NO_ACK);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2507 break;
2508 case UDP_V4_FLOW:
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2509 flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV4_UDP;
2510 if (pf->flags & I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE)
2511 hena |=
2512 BIT_ULL(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP) |
2513 BIT_ULL(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP);
Anjali Singhai Jain3d0da5b2015-12-22 14:25:05 -0800[diff] [blame]2514
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2515 hena |= BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV4);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2516 break;
2517 case UDP_V6_FLOW:
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2518 flow_pctype = I40E_FILTER_PCTYPE_NONF_IPV6_UDP;
2519 if (pf->flags & I40E_FLAG_MULTIPLE_TCP_UDP_RSS_PCTYPE)
2520 hena |=
2521 BIT_ULL(I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP) |
2522 BIT_ULL(I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP);
Anjali Singhai Jain3d0da5b2015-12-22 14:25:05 -0800[diff] [blame]2523
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2524 hena |= BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV6);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2525 break;
2526 case AH_ESP_V4_FLOW:
2527 case AH_V4_FLOW:
2528 case ESP_V4_FLOW:
2529 case SCTP_V4_FLOW:
2530 if ((nfc->data & RXH_L4_B_0_1) ||
2531 (nfc->data & RXH_L4_B_2_3))
2532 return -EINVAL;
Jesse Brandeburg41a1d042015-06-04 16:24:02 -0400[diff] [blame]2533 hena |= BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_OTHER);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2534 break;
2535 case AH_ESP_V6_FLOW:
2536 case AH_V6_FLOW:
2537 case ESP_V6_FLOW:
2538 case SCTP_V6_FLOW:
2539 if ((nfc->data & RXH_L4_B_0_1) ||
2540 (nfc->data & RXH_L4_B_2_3))
2541 return -EINVAL;
Jesse Brandeburg41a1d042015-06-04 16:24:02 -0400[diff] [blame]2542 hena |= BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_OTHER);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2543 break;
2544 case IPV4_FLOW:
Jesse Brandeburg41a1d042015-06-04 16:24:02 -0400[diff] [blame]2545 hena |= BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV4_OTHER) |
2546 BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV4);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2547 break;
2548 case IPV6_FLOW:
Jesse Brandeburg41a1d042015-06-04 16:24:02 -0400[diff] [blame]2549 hena |= BIT_ULL(I40E_FILTER_PCTYPE_NONF_IPV6_OTHER) |
2550 BIT_ULL(I40E_FILTER_PCTYPE_FRAG_IPV6);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2551 break;
2552 default:
2553 return -EINVAL;
2554 }
2555
Carolyn Wybornyeb0dd6e2016-07-27 12:02:40 -0700[diff] [blame]2556 if (flow_pctype) {
2557 i_setc = (u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(0,
2558 flow_pctype)) |
2559 ((u64)i40e_read_rx_ctl(hw, I40E_GLQF_HASH_INSET(1,
2560 flow_pctype)) << 32);
2561 i_set = i40e_get_rss_hash_bits(nfc, i_setc);
2562 i40e_write_rx_ctl(hw, I40E_GLQF_HASH_INSET(0, flow_pctype),
2563 (u32)i_set);
2564 i40e_write_rx_ctl(hw, I40E_GLQF_HASH_INSET(1, flow_pctype),
2565 (u32)(i_set >> 32));
2566 hena |= BIT_ULL(flow_pctype);
2567 }
2568
Shannon Nelson272cdaf22016-02-17 16:12:21 -0800[diff] [blame]2569 i40e_write_rx_ctl(hw, I40E_PFQF_HENA(0), (u32)hena);
2570 i40e_write_rx_ctl(hw, I40E_PFQF_HENA(1), (u32)(hena >> 32));
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2571 i40e_flush(hw);
2572
2573 return 0;
2574}
2575
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2576/**
Anjali Singhai Jain43fddb72014-02-11 08:24:09 +0000[diff] [blame]2577 * i40e_match_fdir_input_set - Match a new filter against an existing one
2578 * @rule: The filter already added
2579 * @input: The new filter to comapre against
2580 *
2581 * Returns true if the two input set match
2582 **/
2583static bool i40e_match_fdir_input_set(struct i40e_fdir_filter *rule,
2584 struct i40e_fdir_filter *input)
2585{
2586 if ((rule->dst_ip[0] != input->dst_ip[0]) ||
2587 (rule->src_ip[0] != input->src_ip[0]) ||
2588 (rule->dst_port != input->dst_port) ||
2589 (rule->src_port != input->src_port))
2590 return false;
2591 return true;
2592}
2593
2594/**
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2595 * i40e_update_ethtool_fdir_entry - Updates the fdir filter entry
2596 * @vsi: Pointer to the targeted VSI
2597 * @input: The filter to update or NULL to indicate deletion
2598 * @sw_idx: Software index to the filter
2599 * @cmd: The command to get or set Rx flow classification rules
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2600 *
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2601 * This function updates (or deletes) a Flow Director entry from
2602 * the hlist of the corresponding PF
2603 *
2604 * Returns 0 on success
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2605 **/
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2606static int i40e_update_ethtool_fdir_entry(struct i40e_vsi *vsi,
2607 struct i40e_fdir_filter *input,
2608 u16 sw_idx,
2609 struct ethtool_rxnfc *cmd)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2610{
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2611 struct i40e_fdir_filter *rule, *parent;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2612 struct i40e_pf *pf = vsi->back;
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2613 struct hlist_node *node2;
2614 int err = -EINVAL;
Jesse Brandeburgc35a1d72013-12-18 13:46:02 +0000[diff] [blame]2615
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2616 parent = NULL;
2617 rule = NULL;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2618
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2619 hlist_for_each_entry_safe(rule, node2,
2620 &pf->fdir_filter_list, fdir_node) {
2621 /* hash found, or no matching entry */
2622 if (rule->fd_id >= sw_idx)
2623 break;
2624 parent = rule;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2625 }
2626
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2627 /* if there is an old rule occupying our place remove it */
2628 if (rule && (rule->fd_id == sw_idx)) {
Anjali Singhai Jain43fddb72014-02-11 08:24:09 +0000[diff] [blame]2629 if (input && !i40e_match_fdir_input_set(rule, input))
2630 err = i40e_add_del_fdir(vsi, rule, false);
2631 else if (!input)
2632 err = i40e_add_del_fdir(vsi, rule, false);
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2633 hlist_del(&rule->fdir_node);
2634 kfree(rule);
2635 pf->fdir_pf_active_filters--;
2636 }
2637
2638 /* If no input this was a delete, err should be 0 if a rule was
2639 * successfully found and removed from the list else -EINVAL
2640 */
2641 if (!input)
2642 return err;
2643
2644 /* initialize node and set software index */
2645 INIT_HLIST_NODE(&input->fdir_node);
2646
2647 /* add filter to the list */
2648 if (parent)
Ken Helias1d023282014-08-06 16:09:16 -0700[diff] [blame]2649 hlist_add_behind(&input->fdir_node, &parent->fdir_node);
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2650 else
2651 hlist_add_head(&input->fdir_node,
2652 &pf->fdir_filter_list);
2653
2654 /* update counts */
2655 pf->fdir_pf_active_filters++;
2656
2657 return 0;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2658}
2659
2660/**
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2661 * i40e_del_fdir_entry - Deletes a Flow Director filter entry
2662 * @vsi: Pointer to the targeted VSI
2663 * @cmd: The command to get or set Rx flow classification rules
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2664 *
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2665 * The function removes a Flow Director filter entry from the
2666 * hlist of the corresponding PF
2667 *
2668 * Returns 0 on success
2669 */
2670static int i40e_del_fdir_entry(struct i40e_vsi *vsi,
2671 struct ethtool_rxnfc *cmd)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2672{
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2673 struct ethtool_rx_flow_spec *fsp =
2674 (struct ethtool_rx_flow_spec *)&cmd->fs;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2675 struct i40e_pf *pf = vsi->back;
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2676 int ret = 0;
Jesse Brandeburgc35a1d72013-12-18 13:46:02 +0000[diff] [blame]2677
Anjali Singhai Jain60793f4a2014-07-09 07:46:23 +0000[diff] [blame]2678 if (test_bit(__I40E_RESET_RECOVERY_PENDING, &pf->state) ||
2679 test_bit(__I40E_RESET_INTR_RECEIVED, &pf->state))
2680 return -EBUSY;
2681
Anjali Singhai Jain1e1be8f2014-07-10 08:03:26 +0000[diff] [blame]2682 if (test_bit(__I40E_FD_FLUSH_REQUESTED, &pf->state))
2683 return -EBUSY;
2684
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2685 ret = i40e_update_ethtool_fdir_entry(vsi, NULL, fsp->location, cmd);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2686
Anjali Singhai Jain55a5e602014-02-12 06:33:25 +0000[diff] [blame]2687 i40e_fdir_check_and_reenable(pf);
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2688 return ret;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2689}
2690
2691/**
Anjali Singhai Jain1eaa3842014-03-06 08:59:59 +0000[diff] [blame]2692 * i40e_add_fdir_ethtool - Add/Remove Flow Director filters
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2693 * @vsi: pointer to the targeted VSI
2694 * @cmd: command to get or set RX flow classification rules
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2695 *
Anjali Singhai Jain1eaa3842014-03-06 08:59:59 +0000[diff] [blame]2696 * Add Flow Director filters for a specific flow spec based on their
2697 * protocol. Returns 0 if the filters were successfully added.
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2698 **/
Anjali Singhai Jain1eaa3842014-03-06 08:59:59 +0000[diff] [blame]2699static int i40e_add_fdir_ethtool(struct i40e_vsi *vsi,
2700 struct ethtool_rxnfc *cmd)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2701{
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2702 struct ethtool_rx_flow_spec *fsp;
2703 struct i40e_fdir_filter *input;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2704 struct i40e_pf *pf;
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2705 int ret = -EINVAL;
Anjali Singhai Jaine7c8c602015-04-07 19:45:31 -0400[diff] [blame]2706 u16 vf_id;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2707
2708 if (!vsi)
2709 return -EINVAL;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2710 pf = vsi->back;
2711
Anjali Singhai Jain55a5e602014-02-12 06:33:25 +0000[diff] [blame]2712 if (!(pf->flags & I40E_FLAG_FD_SB_ENABLED))
2713 return -EOPNOTSUPP;
2714
Anjali Singhai Jain1eaa3842014-03-06 08:59:59 +0000[diff] [blame]2715 if (pf->auto_disable_flags & I40E_FLAG_FD_SB_ENABLED)
Anjali Singhai Jain55a5e602014-02-12 06:33:25 +0000[diff] [blame]2716 return -ENOSPC;
2717
Anjali Singhai Jain60793f4a2014-07-09 07:46:23 +0000[diff] [blame]2718 if (test_bit(__I40E_RESET_RECOVERY_PENDING, &pf->state) ||
2719 test_bit(__I40E_RESET_INTR_RECEIVED, &pf->state))
2720 return -EBUSY;
2721
Anjali Singhai Jain1e1be8f2014-07-10 08:03:26 +0000[diff] [blame]2722 if (test_bit(__I40E_FD_FLUSH_REQUESTED, &pf->state))
2723 return -EBUSY;
2724
Anjali Singhai Jain55a5e602014-02-12 06:33:25 +0000[diff] [blame]2725 fsp = (struct ethtool_rx_flow_spec *)&cmd->fs;
2726
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2727 if (fsp->location >= (pf->hw.func_caps.fd_filters_best_effort +
2728 pf->hw.func_caps.fd_filters_guaranteed)) {
2729 return -EINVAL;
2730 }
2731
Anjali Singhai Jain387ce1a2014-05-22 06:32:23 +0000[diff] [blame]2732 if ((fsp->ring_cookie != RX_CLS_FLOW_DISC) &&
2733 (fsp->ring_cookie >= vsi->num_queue_pairs))
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2734 return -EINVAL;
2735
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2736 input = kzalloc(sizeof(*input), GFP_KERNEL);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2737
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2738 if (!input)
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2739 return -ENOMEM;
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2740
2741 input->fd_id = fsp->location;
2742
Anjali Singhai Jain35a91fd2014-03-06 09:00:00 +0000[diff] [blame]2743 if (fsp->ring_cookie == RX_CLS_FLOW_DISC)
2744 input->dest_ctl = I40E_FILTER_PROGRAM_DESC_DEST_DROP_PACKET;
2745 else
2746 input->dest_ctl =
2747 I40E_FILTER_PROGRAM_DESC_DEST_DIRECT_PACKET_QINDEX;
2748
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2749 input->q_index = fsp->ring_cookie;
2750 input->flex_off = 0;
2751 input->pctype = 0;
2752 input->dest_vsi = vsi->id;
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2753 input->fd_status = I40E_FILTER_PROGRAM_DESC_FD_STATUS_FD_ID;
Anjali Singhai Jain0bf4b1b2015-04-16 20:06:02 -0400[diff] [blame]2754 input->cnt_index = I40E_FD_SB_STAT_IDX(pf->hw.pf_id);
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2755 input->flow_type = fsp->flow_type;
2756 input->ip4_proto = fsp->h_u.usr_ip4_spec.proto;
Anjali Singhai Jain04b73bd2014-05-22 06:31:41 +0000[diff] [blame]2757
2758 /* Reverse the src and dest notion, since the HW expects them to be from
2759 * Tx perspective where as the input from user is from Rx filter view.
2760 */
2761 input->dst_port = fsp->h_u.tcp_ip4_spec.psrc;
2762 input->src_port = fsp->h_u.tcp_ip4_spec.pdst;
2763 input->dst_ip[0] = fsp->h_u.tcp_ip4_spec.ip4src;
2764 input->src_ip[0] = fsp->h_u.tcp_ip4_spec.ip4dst;
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2765
Anjali Singhai Jaine7c8c602015-04-07 19:45:31 -0400[diff] [blame]2766 if (ntohl(fsp->m_ext.data[1])) {
Shannon Nelsonbab3a342016-04-12 08:30:42 -0700[diff] [blame]2767 vf_id = ntohl(fsp->h_ext.data[1]);
2768 if (vf_id >= pf->num_alloc_vfs) {
2769 netif_info(pf, drv, vsi->netdev,
2770 "Invalid VF id %d\n", vf_id);
Anjali Singhai Jaine7c8c602015-04-07 19:45:31 -0400[diff] [blame]2771 goto free_input;
2772 }
Anjali Singhai Jaine7c8c602015-04-07 19:45:31 -0400[diff] [blame]2773 /* Find vsi id from vf id and override dest vsi */
2774 input->dest_vsi = pf->vf[vf_id].lan_vsi_id;
2775 if (input->q_index >= pf->vf[vf_id].num_queue_pairs) {
Shannon Nelsonbab3a342016-04-12 08:30:42 -0700[diff] [blame]2776 netif_info(pf, drv, vsi->netdev,
2777 "Invalid queue id %d for VF %d\n",
2778 input->q_index, vf_id);
Anjali Singhai Jaine7c8c602015-04-07 19:45:31 -0400[diff] [blame]2779 goto free_input;
2780 }
2781 }
2782
Anjali Singhai Jain1eaa3842014-03-06 08:59:59 +0000[diff] [blame]2783 ret = i40e_add_del_fdir(vsi, input, true);
Anjali Singhai Jaine7c8c602015-04-07 19:45:31 -0400[diff] [blame]2784free_input:
Anjali Singhai Jain1eaa3842014-03-06 08:59:59 +0000[diff] [blame]2785 if (ret)
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2786 kfree(input);
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2787 else
Anjali Singhai Jain1eaa3842014-03-06 08:59:59 +0000[diff] [blame]2788 i40e_update_ethtool_fdir_entry(vsi, input, fsp->location, NULL);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2789
2790 return ret;
2791}
Jesse Brandeburg8fb905b2014-01-17 15:36:33 -0800[diff] [blame]2792
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2793/**
2794 * i40e_set_rxnfc - command to set RX flow classification rules
2795 * @netdev: network interface device structure
2796 * @cmd: ethtool rxnfc command
2797 *
2798 * Returns Success if the command is supported.
2799 **/
2800static int i40e_set_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd)
2801{
2802 struct i40e_netdev_priv *np = netdev_priv(netdev);
2803 struct i40e_vsi *vsi = np->vsi;
2804 struct i40e_pf *pf = vsi->back;
2805 int ret = -EOPNOTSUPP;
2806
2807 switch (cmd->cmd) {
2808 case ETHTOOL_SRXFH:
2809 ret = i40e_set_rss_hash_opt(pf, cmd);
2810 break;
2811 case ETHTOOL_SRXCLSRLINS:
Anjali Singhai Jain1eaa3842014-03-06 08:59:59 +0000[diff] [blame]2812 ret = i40e_add_fdir_ethtool(vsi, cmd);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2813 break;
2814 case ETHTOOL_SRXCLSRLDEL:
Joseph Gasparakis17a73f62014-02-12 01:45:30 +0000[diff] [blame]2815 ret = i40e_del_fdir_entry(vsi, cmd);
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]2816 break;
2817 default:
2818 break;
2819 }
2820
2821 return ret;
2822}
2823
Anjali Singhai Jain4b7820c2013-11-26 11:59:30 +0000[diff] [blame]2824/**
2825 * i40e_max_channels - get Max number of combined channels supported
2826 * @vsi: vsi pointer
2827 **/
2828static unsigned int i40e_max_channels(struct i40e_vsi *vsi)
2829{
2830 /* TODO: This code assumes DCB and FD is disabled for now. */
2831 return vsi->alloc_queue_pairs;
2832}
2833
2834/**
2835 * i40e_get_channels - Get the current channels enabled and max supported etc.
2836 * @netdev: network interface device structure
2837 * @ch: ethtool channels structure
2838 *
2839 * We don't support separate tx and rx queues as channels. The other count
2840 * represents how many queues are being used for control. max_combined counts
2841 * how many queue pairs we can support. They may not be mapped 1 to 1 with
2842 * q_vectors since we support a lot more queue pairs than q_vectors.
2843 **/
2844static void i40e_get_channels(struct net_device *dev,
2845 struct ethtool_channels *ch)
2846{
2847 struct i40e_netdev_priv *np = netdev_priv(dev);
2848 struct i40e_vsi *vsi = np->vsi;
2849 struct i40e_pf *pf = vsi->back;
2850
2851 /* report maximum channels */
2852 ch->max_combined = i40e_max_channels(vsi);
2853
2854 /* report info for other vector */
Jesse Brandeburg60ea5f82014-01-17 15:36:34 -0800[diff] [blame]2855 ch->other_count = (pf->flags & I40E_FLAG_FD_SB_ENABLED) ? 1 : 0;
Anjali Singhai Jain4b7820c2013-11-26 11:59:30 +0000[diff] [blame]2856 ch->max_other = ch->other_count;
2857
2858 /* Note: This code assumes DCB is disabled for now. */
2859 ch->combined_count = vsi->num_queue_pairs;
2860}
2861
2862/**
2863 * i40e_set_channels - Set the new channels count.
2864 * @netdev: network interface device structure
2865 * @ch: ethtool channels structure
2866 *
2867 * The new channels count may not be the same as requested by the user
2868 * since it gets rounded down to a power of 2 value.
2869 **/
2870static int i40e_set_channels(struct net_device *dev,
2871 struct ethtool_channels *ch)
2872{
Jacob Keller59826d92016-07-27 12:02:35 -0700[diff] [blame]2873 const u8 drop = I40E_FILTER_PROGRAM_DESC_DEST_DROP_PACKET;
Anjali Singhai Jain4b7820c2013-11-26 11:59:30 +0000[diff] [blame]2874 struct i40e_netdev_priv *np = netdev_priv(dev);
2875 unsigned int count = ch->combined_count;
2876 struct i40e_vsi *vsi = np->vsi;
2877 struct i40e_pf *pf = vsi->back;
Jacob Keller59826d92016-07-27 12:02:35 -0700[diff] [blame]2878 struct i40e_fdir_filter *rule;
2879 struct hlist_node *node2;
Anjali Singhai Jain4b7820c2013-11-26 11:59:30 +0000[diff] [blame]2880 int new_count;
Jacob Keller59826d92016-07-27 12:02:35 -0700[diff] [blame]2881 int err = 0;
Anjali Singhai Jain4b7820c2013-11-26 11:59:30 +0000[diff] [blame]2882
2883 /* We do not support setting channels for any other VSI at present */
2884 if (vsi->type != I40E_VSI_MAIN)
2885 return -EINVAL;
2886
2887 /* verify they are not requesting separate vectors */
2888 if (!count || ch->rx_count || ch->tx_count)
2889 return -EINVAL;
2890
2891 /* verify other_count has not changed */
Jesse Brandeburg60ea5f82014-01-17 15:36:34 -0800[diff] [blame]2892 if (ch->other_count != ((pf->flags & I40E_FLAG_FD_SB_ENABLED) ? 1 : 0))
Anjali Singhai Jain4b7820c2013-11-26 11:59:30 +0000[diff] [blame]2893 return -EINVAL;
2894
2895 /* verify the number of channels does not exceed hardware limits */
2896 if (count > i40e_max_channels(vsi))
2897 return -EINVAL;
2898
Jacob Keller59826d92016-07-27 12:02:35 -0700[diff] [blame]2899 /* verify that the number of channels does not invalidate any current
2900 * flow director rules
2901 */
2902 hlist_for_each_entry_safe(rule, node2,
2903 &pf->fdir_filter_list, fdir_node) {
2904 if (rule->dest_ctl != drop && count <= rule->q_index) {
2905 dev_warn(&pf->pdev->dev,
2906 "Existing user defined filter %d assigns flow to queue %d\n",
2907 rule->fd_id, rule->q_index);
2908 err = -EINVAL;
2909 }
2910 }
2911
2912 if (err) {
2913 dev_err(&pf->pdev->dev,
2914 "Existing filter rules must be deleted to reduce combined channel count to %d\n",
2915 count);
2916 return err;
2917 }
2918
Anjali Singhai Jain4b7820c2013-11-26 11:59:30 +0000[diff] [blame]2919 /* update feature limits from largest to smallest supported values */
2920 /* TODO: Flow director limit, DCB etc */
2921
Anjali Singhai Jain4b7820c2013-11-26 11:59:30 +0000[diff] [blame]2922 /* use rss_reconfig to rebuild with new queue count and update traffic
2923 * class queue mapping
2924 */
2925 new_count = i40e_reconfig_rss_queues(pf, count);
Anjali Singhai Jain5f90f422013-12-21 05:44:43 +0000[diff] [blame]2926 if (new_count > 0)
Anjali Singhai Jain4b7820c2013-11-26 11:59:30 +0000[diff] [blame]2927 return 0;
2928 else
2929 return -EINVAL;
2930}
2931
Mitch A Williamsb29e13b2015-03-05 04:14:40 +0000[diff] [blame]2932/**
2933 * i40e_get_rxfh_key_size - get the RSS hash key size
2934 * @netdev: network interface device structure
2935 *
2936 * Returns the table size.
2937 **/
2938static u32 i40e_get_rxfh_key_size(struct net_device *netdev)
2939{
2940 return I40E_HKEY_ARRAY_SIZE;
2941}
2942
2943/**
2944 * i40e_get_rxfh_indir_size - get the rx flow hash indirection table size
2945 * @netdev: network interface device structure
2946 *
2947 * Returns the table size.
2948 **/
2949static u32 i40e_get_rxfh_indir_size(struct net_device *netdev)
2950{
2951 return I40E_HLUT_ARRAY_SIZE;
2952}
2953
2954static int i40e_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key,
2955 u8 *hfunc)
2956{
2957 struct i40e_netdev_priv *np = netdev_priv(netdev);
2958 struct i40e_vsi *vsi = np->vsi;
Helin Zhang043dd652015-10-21 19:56:23 -0400[diff] [blame]2959 u8 *lut, *seed = NULL;
2960 int ret;
2961 u16 i;
Mitch A Williamsb29e13b2015-03-05 04:14:40 +0000[diff] [blame]2962
2963 if (hfunc)
2964 *hfunc = ETH_RSS_HASH_TOP;
2965
2966 if (!indir)
2967 return 0;
2968
Helin Zhang043dd652015-10-21 19:56:23 -0400[diff] [blame]2969 seed = key;
2970 lut = kzalloc(I40E_HLUT_ARRAY_SIZE, GFP_KERNEL);
2971 if (!lut)
2972 return -ENOMEM;
2973 ret = i40e_get_rss(vsi, seed, lut, I40E_HLUT_ARRAY_SIZE);
2974 if (ret)
2975 goto out;
2976 for (i = 0; i < I40E_HLUT_ARRAY_SIZE; i++)
2977 indir[i] = (u32)(lut[i]);
Mitch A Williamsb29e13b2015-03-05 04:14:40 +0000[diff] [blame]2978
Helin Zhang043dd652015-10-21 19:56:23 -0400[diff] [blame]2979out:
2980 kfree(lut);
2981
2982 return ret;
Mitch A Williamsb29e13b2015-03-05 04:14:40 +0000[diff] [blame]2983}
2984
2985/**
2986 * i40e_set_rxfh - set the rx flow hash indirection table
2987 * @netdev: network interface device structure
2988 * @indir: indirection table
2989 * @key: hash key
2990 *
Mitch Williamscd494fb2015-07-10 19:36:04 -0400[diff] [blame]2991 * Returns -EINVAL if the table specifies an invalid queue id, otherwise
Mitch A Williamsb29e13b2015-03-05 04:14:40 +0000[diff] [blame]2992 * returns 0 after programming the table.
2993 **/
2994static int i40e_set_rxfh(struct net_device *netdev, const u32 *indir,
2995 const u8 *key, const u8 hfunc)
2996{
2997 struct i40e_netdev_priv *np = netdev_priv(netdev);
2998 struct i40e_vsi *vsi = np->vsi;
Alan Bradyf1582352016-08-24 11:33:46 -0700[diff] [blame]2999 struct i40e_pf *pf = vsi->back;
Helin Zhang28c58692015-10-26 19:44:27 -0400[diff] [blame]3000 u8 *seed = NULL;
Helin Zhang043dd652015-10-21 19:56:23 -0400[diff] [blame]3001 u16 i;
Mitch A Williamsb29e13b2015-03-05 04:14:40 +0000[diff] [blame]3002
3003 if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)
3004 return -EOPNOTSUPP;
3005
Mitch A Williamsb29e13b2015-03-05 04:14:40 +0000[diff] [blame]3006 if (key) {
Helin Zhang28c58692015-10-26 19:44:27 -0400[diff] [blame]3007 if (!vsi->rss_hkey_user) {
3008 vsi->rss_hkey_user = kzalloc(I40E_HKEY_ARRAY_SIZE,
3009 GFP_KERNEL);
3010 if (!vsi->rss_hkey_user)
3011 return -ENOMEM;
3012 }
3013 memcpy(vsi->rss_hkey_user, key, I40E_HKEY_ARRAY_SIZE);
3014 seed = vsi->rss_hkey_user;
Mitch A Williamsb29e13b2015-03-05 04:14:40 +0000[diff] [blame]3015 }
Helin Zhang28c58692015-10-26 19:44:27 -0400[diff] [blame]3016 if (!vsi->rss_lut_user) {
3017 vsi->rss_lut_user = kzalloc(I40E_HLUT_ARRAY_SIZE, GFP_KERNEL);
3018 if (!vsi->rss_lut_user)
3019 return -ENOMEM;
3020 }
Helin Zhang043dd652015-10-21 19:56:23 -0400[diff] [blame]3021
Helin Zhang28c58692015-10-26 19:44:27 -0400[diff] [blame]3022 /* Each 32 bits pointed by 'indir' is stored with a lut entry */
Alan Bradyf1582352016-08-24 11:33:46 -0700[diff] [blame]3023 if (indir)
3024 for (i = 0; i < I40E_HLUT_ARRAY_SIZE; i++)
3025 vsi->rss_lut_user[i] = (u8)(indir[i]);
3026 else
3027 i40e_fill_rss_lut(pf, vsi->rss_lut_user, I40E_HLUT_ARRAY_SIZE,
3028 vsi->rss_size);
Helin Zhang28c58692015-10-26 19:44:27 -0400[diff] [blame]3029
3030 return i40e_config_rss(vsi, seed, vsi->rss_lut_user,
3031 I40E_HLUT_ARRAY_SIZE);
Mitch A Williamsb29e13b2015-03-05 04:14:40 +0000[diff] [blame]3032}
3033
Greg Rose7e45ab42015-02-06 08:52:19 +0000[diff] [blame]3034/**
3035 * i40e_get_priv_flags - report device private flags
3036 * @dev: network interface device structure
3037 *
3038 * The get string set count and the string set should be matched for each
3039 * flag returned. Add new strings for each flag to the i40e_priv_flags_strings
3040 * array.
3041 *
3042 * Returns a u32 bitmap of flags.
3043 **/
Jesse Brandeburg5bbc3302015-02-26 16:15:20 +0000[diff] [blame]3044static u32 i40e_get_priv_flags(struct net_device *dev)
Greg Rose7e45ab42015-02-06 08:52:19 +0000[diff] [blame]3045{
3046 struct i40e_netdev_priv *np = netdev_priv(dev);
3047 struct i40e_vsi *vsi = np->vsi;
3048 struct i40e_pf *pf = vsi->back;
3049 u32 ret_flags = 0;
3050
Shannon Nelson9ac77262015-08-27 11:42:40 -0400[diff] [blame]3051 ret_flags |= pf->flags & I40E_FLAG_LINK_POLLING_ENABLED ?
3052 I40E_PRIV_FLAGS_LINKPOLL_FLAG : 0;
Jesse Brandeburgef171782015-09-03 17:18:49 -0400[diff] [blame]3053 ret_flags |= pf->flags & I40E_FLAG_FD_ATR_ENABLED ?
3054 I40E_PRIV_FLAGS_FD_ATR : 0;
Shannon Nelson1cdfd882015-09-28 14:12:34 -0400[diff] [blame]3055 ret_flags |= pf->flags & I40E_FLAG_VEB_STATS_ENABLED ?
3056 I40E_PRIV_FLAGS_VEB_STATS : 0;
Anjali Singhai Jain72b74862016-01-08 17:50:21 -0800[diff] [blame]3057 ret_flags |= pf->auto_disable_flags & I40E_FLAG_HW_ATR_EVICT_CAPABLE ?
3058 0 : I40E_PRIV_FLAGS_HW_ATR_EVICT;
Anjali Singhai Jainb5569892016-05-03 15:13:12 -0700[diff] [blame]3059 if (pf->hw.pf_id == 0) {
3060 ret_flags |= pf->flags & I40E_FLAG_TRUE_PROMISC_SUPPORT ?
3061 I40E_PRIV_FLAGS_TRUE_PROMISC_SUPPORT : 0;
3062 }
Greg Rose7e45ab42015-02-06 08:52:19 +0000[diff] [blame]3063
3064 return ret_flags;
3065}
3066
Shannon Nelson9ac77262015-08-27 11:42:40 -0400[diff] [blame]3067/**
3068 * i40e_set_priv_flags - set private flags
3069 * @dev: network interface device structure
3070 * @flags: bit flags to be set
3071 **/
3072static int i40e_set_priv_flags(struct net_device *dev, u32 flags)
3073{
3074 struct i40e_netdev_priv *np = netdev_priv(dev);
3075 struct i40e_vsi *vsi = np->vsi;
3076 struct i40e_pf *pf = vsi->back;
Anjali Singhai Jainb5569892016-05-03 15:13:12 -0700[diff] [blame]3077 u16 sw_flags = 0, valid_flags = 0;
Jesse Brandeburg827de392015-11-06 15:26:07 -0800[diff] [blame]3078 bool reset_required = false;
Anjali Singhai Jainb5569892016-05-03 15:13:12 -0700[diff] [blame]3079 bool promisc_change = false;
3080 int ret;
Jesse Brandeburg827de392015-11-06 15:26:07 -0800[diff] [blame]3081
3082 /* NOTE: MFP is not settable */
3083
Shannon Nelson9ac77262015-08-27 11:42:40 -0400[diff] [blame]3084 if (flags & I40E_PRIV_FLAGS_LINKPOLL_FLAG)
3085 pf->flags |= I40E_FLAG_LINK_POLLING_ENABLED;
3086 else
3087 pf->flags &= ~I40E_FLAG_LINK_POLLING_ENABLED;
3088
Jesse Brandeburgef171782015-09-03 17:18:49 -0400[diff] [blame]3089 /* allow the user to control the state of the Flow
3090 * Director ATR (Application Targeted Routing) feature
3091 * of the driver
3092 */
3093 if (flags & I40E_PRIV_FLAGS_FD_ATR) {
3094 pf->flags |= I40E_FLAG_FD_ATR_ENABLED;
3095 } else {
3096 pf->flags &= ~I40E_FLAG_FD_ATR_ENABLED;
3097 pf->auto_disable_flags |= I40E_FLAG_FD_ATR_ENABLED;
Jacob Keller234dc4e2016-09-06 18:05:09 -0700[diff] [blame]3098
3099 /* flush current ATR settings */
3100 set_bit(__I40E_FD_FLUSH_REQUESTED, &pf->state);
Jesse Brandeburgef171782015-09-03 17:18:49 -0400[diff] [blame]3101 }
3102
Shannon Nelson66fc3602016-01-13 16:51:42 -0800[diff] [blame]3103 if ((flags & I40E_PRIV_FLAGS_VEB_STATS) &&
3104 !(pf->flags & I40E_FLAG_VEB_STATS_ENABLED)) {
Shannon Nelson1cdfd882015-09-28 14:12:34 -0400[diff] [blame]3105 pf->flags |= I40E_FLAG_VEB_STATS_ENABLED;
Shannon Nelson66fc3602016-01-13 16:51:42 -0800[diff] [blame]3106 reset_required = true;
3107 } else if (!(flags & I40E_PRIV_FLAGS_VEB_STATS) &&
3108 (pf->flags & I40E_FLAG_VEB_STATS_ENABLED)) {
Shannon Nelson1cdfd882015-09-28 14:12:34 -0400[diff] [blame]3109 pf->flags &= ~I40E_FLAG_VEB_STATS_ENABLED;
Shannon Nelson66fc3602016-01-13 16:51:42 -0800[diff] [blame]3110 reset_required = true;
3111 }
Shannon Nelson1cdfd882015-09-28 14:12:34 -0400[diff] [blame]3112
Anjali Singhai Jainb5569892016-05-03 15:13:12 -0700[diff] [blame]3113 if (pf->hw.pf_id == 0) {
3114 if ((flags & I40E_PRIV_FLAGS_TRUE_PROMISC_SUPPORT) &&
3115 !(pf->flags & I40E_FLAG_TRUE_PROMISC_SUPPORT)) {
3116 pf->flags |= I40E_FLAG_TRUE_PROMISC_SUPPORT;
3117 promisc_change = true;
3118 } else if (!(flags & I40E_PRIV_FLAGS_TRUE_PROMISC_SUPPORT) &&
3119 (pf->flags & I40E_FLAG_TRUE_PROMISC_SUPPORT)) {
3120 pf->flags &= ~I40E_FLAG_TRUE_PROMISC_SUPPORT;
3121 promisc_change = true;
3122 }
3123 }
3124 if (promisc_change) {
3125 if (!(pf->flags & I40E_FLAG_TRUE_PROMISC_SUPPORT))
3126 sw_flags = I40E_AQ_SET_SWITCH_CFG_PROMISC;
3127 valid_flags = I40E_AQ_SET_SWITCH_CFG_PROMISC;
3128 ret = i40e_aq_set_switch_config(&pf->hw, sw_flags, valid_flags,
3129 NULL);
3130 if (ret && pf->hw.aq.asq_last_status != I40E_AQ_RC_ESRCH) {
3131 dev_info(&pf->pdev->dev,
3132 "couldn't set switch config bits, err %s aq_err %s\n",
3133 i40e_stat_str(&pf->hw, ret),
3134 i40e_aq_str(&pf->hw,
3135 pf->hw.aq.asq_last_status));
3136 /* not a fatal problem, just keep going */
3137 }
3138 }
3139
Anjali Singhai Jain72b74862016-01-08 17:50:21 -0800[diff] [blame]3140 if ((flags & I40E_PRIV_FLAGS_HW_ATR_EVICT) &&
3141 (pf->flags & I40E_FLAG_HW_ATR_EVICT_CAPABLE))
3142 pf->auto_disable_flags &= ~I40E_FLAG_HW_ATR_EVICT_CAPABLE;
3143 else
3144 pf->auto_disable_flags |= I40E_FLAG_HW_ATR_EVICT_CAPABLE;
3145
Jesse Brandeburg827de392015-11-06 15:26:07 -0800[diff] [blame]3146 /* if needed, issue reset to cause things to take effect */
3147 if (reset_required)
3148 i40e_do_reset(pf, BIT(__I40E_PF_RESET_REQUESTED));
3149
Shannon Nelson9ac77262015-08-27 11:42:40 -0400[diff] [blame]3150 return 0;
3151}
3152
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]3153static const struct ethtool_ops i40e_ethtool_ops = {
3154 .get_settings = i40e_get_settings,
Catherine Sullivanbf9c7142014-06-04 08:45:28 +0000[diff] [blame]3155 .set_settings = i40e_set_settings,
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]3156 .get_drvinfo = i40e_get_drvinfo,
3157 .get_regs_len = i40e_get_regs_len,
3158 .get_regs = i40e_get_regs,
3159 .nway_reset = i40e_nway_reset,
3160 .get_link = ethtool_op_get_link,
3161 .get_wol = i40e_get_wol,
Shannon Nelson8e2773a2013-11-28 06:39:22 +0000[diff] [blame]3162 .set_wol = i40e_set_wol,
Shannon Nelsoncd552cb2014-07-09 07:46:09 +0000[diff] [blame]3163 .set_eeprom = i40e_set_eeprom,
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]3164 .get_eeprom_len = i40e_get_eeprom_len,
3165 .get_eeprom = i40e_get_eeprom,
3166 .get_ringparam = i40e_get_ringparam,
3167 .set_ringparam = i40e_set_ringparam,
3168 .get_pauseparam = i40e_get_pauseparam,
Catherine Sullivan2becc352014-06-04 08:45:27 +0000[diff] [blame]3169 .set_pauseparam = i40e_set_pauseparam,
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]3170 .get_msglevel = i40e_get_msglevel,
3171 .set_msglevel = i40e_set_msglevel,
3172 .get_rxnfc = i40e_get_rxnfc,
3173 .set_rxnfc = i40e_set_rxnfc,
3174 .self_test = i40e_diag_test,
3175 .get_strings = i40e_get_strings,
3176 .set_phys_id = i40e_set_phys_id,
3177 .get_sset_count = i40e_get_sset_count,
3178 .get_ethtool_stats = i40e_get_ethtool_stats,
3179 .get_coalesce = i40e_get_coalesce,
3180 .set_coalesce = i40e_set_coalesce,
Mitch A Williamsb29e13b2015-03-05 04:14:40 +0000[diff] [blame]3181 .get_rxfh_key_size = i40e_get_rxfh_key_size,
3182 .get_rxfh_indir_size = i40e_get_rxfh_indir_size,
3183 .get_rxfh = i40e_get_rxfh,
3184 .set_rxfh = i40e_set_rxfh,
Anjali Singhai Jain4b7820c2013-11-26 11:59:30 +0000[diff] [blame]3185 .get_channels = i40e_get_channels,
3186 .set_channels = i40e_set_channels,
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]3187 .get_ts_info = i40e_get_ts_info,
Greg Rose7e45ab42015-02-06 08:52:19 +0000[diff] [blame]3188 .get_priv_flags = i40e_get_priv_flags,
Shannon Nelson9ac77262015-08-27 11:42:40 -0400[diff] [blame]3189 .set_priv_flags = i40e_set_priv_flags,
Kan Liangbe280ba2016-02-19 09:24:05 -0500[diff] [blame]3190 .get_per_queue_coalesce = i40e_get_per_queue_coalesce,
Kan Liangf3757a42016-02-19 09:24:06 -0500[diff] [blame]3191 .set_per_queue_coalesce = i40e_set_per_queue_coalesce,
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]3192};
3193
3194void i40e_set_ethtool_ops(struct net_device *netdev)
3195{
Wilfried Klaebe7ad24ea2014-05-11 00:12:32 +0000[diff] [blame]3196 netdev->ethtool_ops = &i40e_ethtool_ops;
Jesse Brandeburgc7d05ca2013-09-11 08:39:56 +0000[diff] [blame]3197}