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9a799d71 AK |
1 | /******************************************************************************* |
2 | ||
3 | Intel 10 Gigabit PCI Express Linux driver | |
434c5e39 | 4 | Copyright(c) 1999 - 2013 Intel Corporation. |
9a799d71 AK |
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 | ||
15 | You should have received a copy of the GNU General Public License along with | |
16 | this program; if not, write to the Free Software Foundation, Inc., | |
17 | 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. | |
18 | ||
19 | The full GNU General Public License is included in this distribution in | |
20 | the file called "COPYING". | |
21 | ||
22 | Contact Information: | |
9a799d71 AK |
23 | e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> |
24 | Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 | |
25 | ||
26 | *******************************************************************************/ | |
27 | ||
28 | /* ethtool support for ixgbe */ | |
29 | ||
a6b7a407 | 30 | #include <linux/interrupt.h> |
9a799d71 AK |
31 | #include <linux/types.h> |
32 | #include <linux/module.h> | |
5a0e3ad6 | 33 | #include <linux/slab.h> |
9a799d71 AK |
34 | #include <linux/pci.h> |
35 | #include <linux/netdevice.h> | |
36 | #include <linux/ethtool.h> | |
37 | #include <linux/vmalloc.h> | |
f800326d | 38 | #include <linux/highmem.h> |
9a799d71 AK |
39 | #include <linux/uaccess.h> |
40 | ||
41 | #include "ixgbe.h" | |
71858acb | 42 | #include "ixgbe_phy.h" |
9a799d71 AK |
43 | |
44 | ||
45 | #define IXGBE_ALL_RAR_ENTRIES 16 | |
46 | ||
29c3a050 AK |
47 | enum {NETDEV_STATS, IXGBE_STATS}; |
48 | ||
9a799d71 AK |
49 | struct ixgbe_stats { |
50 | char stat_string[ETH_GSTRING_LEN]; | |
29c3a050 | 51 | int type; |
9a799d71 AK |
52 | int sizeof_stat; |
53 | int stat_offset; | |
54 | }; | |
55 | ||
29c3a050 AK |
56 | #define IXGBE_STAT(m) IXGBE_STATS, \ |
57 | sizeof(((struct ixgbe_adapter *)0)->m), \ | |
58 | offsetof(struct ixgbe_adapter, m) | |
59 | #define IXGBE_NETDEV_STAT(m) NETDEV_STATS, \ | |
55bad823 ED |
60 | sizeof(((struct rtnl_link_stats64 *)0)->m), \ |
61 | offsetof(struct rtnl_link_stats64, m) | |
29c3a050 | 62 | |
1bba2e81 | 63 | static const struct ixgbe_stats ixgbe_gstrings_stats[] = { |
55bad823 ED |
64 | {"rx_packets", IXGBE_NETDEV_STAT(rx_packets)}, |
65 | {"tx_packets", IXGBE_NETDEV_STAT(tx_packets)}, | |
66 | {"rx_bytes", IXGBE_NETDEV_STAT(rx_bytes)}, | |
67 | {"tx_bytes", IXGBE_NETDEV_STAT(tx_bytes)}, | |
aad71918 BG |
68 | {"rx_pkts_nic", IXGBE_STAT(stats.gprc)}, |
69 | {"tx_pkts_nic", IXGBE_STAT(stats.gptc)}, | |
70 | {"rx_bytes_nic", IXGBE_STAT(stats.gorc)}, | |
71 | {"tx_bytes_nic", IXGBE_STAT(stats.gotc)}, | |
9a799d71 AK |
72 | {"lsc_int", IXGBE_STAT(lsc_int)}, |
73 | {"tx_busy", IXGBE_STAT(tx_busy)}, | |
74 | {"non_eop_descs", IXGBE_STAT(non_eop_descs)}, | |
55bad823 ED |
75 | {"rx_errors", IXGBE_NETDEV_STAT(rx_errors)}, |
76 | {"tx_errors", IXGBE_NETDEV_STAT(tx_errors)}, | |
77 | {"rx_dropped", IXGBE_NETDEV_STAT(rx_dropped)}, | |
78 | {"tx_dropped", IXGBE_NETDEV_STAT(tx_dropped)}, | |
79 | {"multicast", IXGBE_NETDEV_STAT(multicast)}, | |
9a799d71 AK |
80 | {"broadcast", IXGBE_STAT(stats.bprc)}, |
81 | {"rx_no_buffer_count", IXGBE_STAT(stats.rnbc[0]) }, | |
55bad823 ED |
82 | {"collisions", IXGBE_NETDEV_STAT(collisions)}, |
83 | {"rx_over_errors", IXGBE_NETDEV_STAT(rx_over_errors)}, | |
84 | {"rx_crc_errors", IXGBE_NETDEV_STAT(rx_crc_errors)}, | |
85 | {"rx_frame_errors", IXGBE_NETDEV_STAT(rx_frame_errors)}, | |
94b982b2 MC |
86 | {"hw_rsc_aggregated", IXGBE_STAT(rsc_total_count)}, |
87 | {"hw_rsc_flushed", IXGBE_STAT(rsc_total_flush)}, | |
c4cf55e5 PWJ |
88 | {"fdir_match", IXGBE_STAT(stats.fdirmatch)}, |
89 | {"fdir_miss", IXGBE_STAT(stats.fdirmiss)}, | |
d034acf1 | 90 | {"fdir_overflow", IXGBE_STAT(fdir_overflow)}, |
55bad823 ED |
91 | {"rx_fifo_errors", IXGBE_NETDEV_STAT(rx_fifo_errors)}, |
92 | {"rx_missed_errors", IXGBE_NETDEV_STAT(rx_missed_errors)}, | |
93 | {"tx_aborted_errors", IXGBE_NETDEV_STAT(tx_aborted_errors)}, | |
94 | {"tx_carrier_errors", IXGBE_NETDEV_STAT(tx_carrier_errors)}, | |
95 | {"tx_fifo_errors", IXGBE_NETDEV_STAT(tx_fifo_errors)}, | |
96 | {"tx_heartbeat_errors", IXGBE_NETDEV_STAT(tx_heartbeat_errors)}, | |
9a799d71 AK |
97 | {"tx_timeout_count", IXGBE_STAT(tx_timeout_count)}, |
98 | {"tx_restart_queue", IXGBE_STAT(restart_queue)}, | |
99 | {"rx_long_length_errors", IXGBE_STAT(stats.roc)}, | |
100 | {"rx_short_length_errors", IXGBE_STAT(stats.ruc)}, | |
9a799d71 AK |
101 | {"tx_flow_control_xon", IXGBE_STAT(stats.lxontxc)}, |
102 | {"rx_flow_control_xon", IXGBE_STAT(stats.lxonrxc)}, | |
103 | {"tx_flow_control_xoff", IXGBE_STAT(stats.lxofftxc)}, | |
104 | {"rx_flow_control_xoff", IXGBE_STAT(stats.lxoffrxc)}, | |
9a799d71 | 105 | {"rx_csum_offload_errors", IXGBE_STAT(hw_csum_rx_error)}, |
9a799d71 AK |
106 | {"alloc_rx_page_failed", IXGBE_STAT(alloc_rx_page_failed)}, |
107 | {"alloc_rx_buff_failed", IXGBE_STAT(alloc_rx_buff_failed)}, | |
e8e26350 | 108 | {"rx_no_dma_resources", IXGBE_STAT(hw_rx_no_dma_resources)}, |
58f6bcf9 ET |
109 | {"os2bmc_rx_by_bmc", IXGBE_STAT(stats.o2bgptc)}, |
110 | {"os2bmc_tx_by_bmc", IXGBE_STAT(stats.b2ospc)}, | |
111 | {"os2bmc_tx_by_host", IXGBE_STAT(stats.o2bspc)}, | |
112 | {"os2bmc_rx_by_host", IXGBE_STAT(stats.b2ogprc)}, | |
6d45522c YZ |
113 | #ifdef IXGBE_FCOE |
114 | {"fcoe_bad_fccrc", IXGBE_STAT(stats.fccrc)}, | |
115 | {"rx_fcoe_dropped", IXGBE_STAT(stats.fcoerpdc)}, | |
116 | {"rx_fcoe_packets", IXGBE_STAT(stats.fcoeprc)}, | |
117 | {"rx_fcoe_dwords", IXGBE_STAT(stats.fcoedwrc)}, | |
7b859ebc AH |
118 | {"fcoe_noddp", IXGBE_STAT(stats.fcoe_noddp)}, |
119 | {"fcoe_noddp_ext_buff", IXGBE_STAT(stats.fcoe_noddp_ext_buff)}, | |
6d45522c YZ |
120 | {"tx_fcoe_packets", IXGBE_STAT(stats.fcoeptc)}, |
121 | {"tx_fcoe_dwords", IXGBE_STAT(stats.fcoedwtc)}, | |
122 | #endif /* IXGBE_FCOE */ | |
9a799d71 AK |
123 | }; |
124 | ||
9cc00b51 JF |
125 | /* ixgbe allocates num_tx_queues and num_rx_queues symmetrically so |
126 | * we set the num_rx_queues to evaluate to num_tx_queues. This is | |
127 | * used because we do not have a good way to get the max number of | |
128 | * rx queues with CONFIG_RPS disabled. | |
129 | */ | |
130 | #define IXGBE_NUM_RX_QUEUES netdev->num_tx_queues | |
131 | ||
132 | #define IXGBE_QUEUE_STATS_LEN ( \ | |
133 | (netdev->num_tx_queues + IXGBE_NUM_RX_QUEUES) * \ | |
454d7c9b | 134 | (sizeof(struct ixgbe_queue_stats) / sizeof(u64))) |
b4617240 | 135 | #define IXGBE_GLOBAL_STATS_LEN ARRAY_SIZE(ixgbe_gstrings_stats) |
2f90b865 | 136 | #define IXGBE_PB_STATS_LEN ( \ |
9cc00b51 JF |
137 | (sizeof(((struct ixgbe_adapter *)0)->stats.pxonrxc) + \ |
138 | sizeof(((struct ixgbe_adapter *)0)->stats.pxontxc) + \ | |
139 | sizeof(((struct ixgbe_adapter *)0)->stats.pxoffrxc) + \ | |
140 | sizeof(((struct ixgbe_adapter *)0)->stats.pxofftxc)) \ | |
141 | / sizeof(u64)) | |
2f90b865 AD |
142 | #define IXGBE_STATS_LEN (IXGBE_GLOBAL_STATS_LEN + \ |
143 | IXGBE_PB_STATS_LEN + \ | |
144 | IXGBE_QUEUE_STATS_LEN) | |
9a799d71 | 145 | |
da4dd0f7 PWJ |
146 | static const char ixgbe_gstrings_test[][ETH_GSTRING_LEN] = { |
147 | "Register test (offline)", "Eeprom test (offline)", | |
148 | "Interrupt test (offline)", "Loopback test (offline)", | |
149 | "Link test (on/offline)" | |
150 | }; | |
151 | #define IXGBE_TEST_LEN sizeof(ixgbe_gstrings_test) / ETH_GSTRING_LEN | |
152 | ||
9a799d71 | 153 | static int ixgbe_get_settings(struct net_device *netdev, |
b4617240 | 154 | struct ethtool_cmd *ecmd) |
9a799d71 AK |
155 | { |
156 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
735441fb | 157 | struct ixgbe_hw *hw = &adapter->hw; |
db018963 | 158 | ixgbe_link_speed supported_link; |
735441fb | 159 | u32 link_speed = 0; |
fd0326f2 | 160 | bool autoneg = false; |
735441fb | 161 | bool link_up; |
9a799d71 | 162 | |
db018963 | 163 | hw->mac.ops.get_link_capabilities(hw, &supported_link, &autoneg); |
1b1c0a48 | 164 | |
db018963 JK |
165 | /* set the supported link speeds */ |
166 | if (supported_link & IXGBE_LINK_SPEED_10GB_FULL) | |
167 | ecmd->supported |= SUPPORTED_10000baseT_Full; | |
168 | if (supported_link & IXGBE_LINK_SPEED_1GB_FULL) | |
169 | ecmd->supported |= SUPPORTED_1000baseT_Full; | |
170 | if (supported_link & IXGBE_LINK_SPEED_100_FULL) | |
171 | ecmd->supported |= SUPPORTED_100baseT_Full; | |
1b1c0a48 | 172 | |
db018963 JK |
173 | /* set the advertised speeds */ |
174 | if (hw->phy.autoneg_advertised) { | |
175 | if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_100_FULL) | |
176 | ecmd->advertising |= ADVERTISED_100baseT_Full; | |
177 | if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_10GB_FULL) | |
178 | ecmd->advertising |= ADVERTISED_10000baseT_Full; | |
179 | if (hw->phy.autoneg_advertised & IXGBE_LINK_SPEED_1GB_FULL) | |
180 | ecmd->advertising |= ADVERTISED_1000baseT_Full; | |
735441fb | 181 | } else { |
db018963 JK |
182 | /* default modes in case phy.autoneg_advertised isn't set */ |
183 | if (supported_link & IXGBE_LINK_SPEED_10GB_FULL) | |
184 | ecmd->advertising |= ADVERTISED_10000baseT_Full; | |
185 | if (supported_link & IXGBE_LINK_SPEED_1GB_FULL) | |
186 | ecmd->advertising |= ADVERTISED_1000baseT_Full; | |
187 | if (supported_link & IXGBE_LINK_SPEED_100_FULL) | |
188 | ecmd->advertising |= ADVERTISED_100baseT_Full; | |
735441fb | 189 | } |
9a799d71 | 190 | |
db018963 JK |
191 | if (autoneg) { |
192 | ecmd->supported |= SUPPORTED_Autoneg; | |
193 | ecmd->advertising |= ADVERTISED_Autoneg; | |
194 | ecmd->autoneg = AUTONEG_ENABLE; | |
195 | } else | |
196 | ecmd->autoneg = AUTONEG_DISABLE; | |
197 | ||
198 | ecmd->transceiver = XCVR_EXTERNAL; | |
199 | ||
200 | /* Determine the remaining settings based on the PHY type. */ | |
3b8626ba PW |
201 | switch (adapter->hw.phy.type) { |
202 | case ixgbe_phy_tn: | |
fe15e8e1 | 203 | case ixgbe_phy_aq: |
3b8626ba | 204 | case ixgbe_phy_cu_unknown: |
db018963 JK |
205 | ecmd->supported |= SUPPORTED_TP; |
206 | ecmd->advertising |= ADVERTISED_TP; | |
3b8626ba PW |
207 | ecmd->port = PORT_TP; |
208 | break; | |
209 | case ixgbe_phy_qt: | |
db018963 JK |
210 | ecmd->supported |= SUPPORTED_FIBRE; |
211 | ecmd->advertising |= ADVERTISED_FIBRE; | |
3b8626ba PW |
212 | ecmd->port = PORT_FIBRE; |
213 | break; | |
214 | case ixgbe_phy_nl: | |
ea0a04df DS |
215 | case ixgbe_phy_sfp_passive_tyco: |
216 | case ixgbe_phy_sfp_passive_unknown: | |
3b8626ba PW |
217 | case ixgbe_phy_sfp_ftl: |
218 | case ixgbe_phy_sfp_avago: | |
219 | case ixgbe_phy_sfp_intel: | |
220 | case ixgbe_phy_sfp_unknown: | |
3b8626ba | 221 | /* SFP+ devices, further checking needed */ |
db018963 | 222 | switch (adapter->hw.phy.sfp_type) { |
3b8626ba PW |
223 | case ixgbe_sfp_type_da_cu: |
224 | case ixgbe_sfp_type_da_cu_core0: | |
225 | case ixgbe_sfp_type_da_cu_core1: | |
db018963 JK |
226 | ecmd->supported |= SUPPORTED_FIBRE; |
227 | ecmd->advertising |= ADVERTISED_FIBRE; | |
3b8626ba PW |
228 | ecmd->port = PORT_DA; |
229 | break; | |
230 | case ixgbe_sfp_type_sr: | |
231 | case ixgbe_sfp_type_lr: | |
232 | case ixgbe_sfp_type_srlr_core0: | |
233 | case ixgbe_sfp_type_srlr_core1: | |
345be204 DS |
234 | case ixgbe_sfp_type_1g_sx_core0: |
235 | case ixgbe_sfp_type_1g_sx_core1: | |
236 | case ixgbe_sfp_type_1g_lx_core0: | |
237 | case ixgbe_sfp_type_1g_lx_core1: | |
db018963 JK |
238 | ecmd->supported |= SUPPORTED_FIBRE; |
239 | ecmd->advertising |= ADVERTISED_FIBRE; | |
3b8626ba PW |
240 | ecmd->port = PORT_FIBRE; |
241 | break; | |
242 | case ixgbe_sfp_type_not_present: | |
db018963 JK |
243 | ecmd->supported |= SUPPORTED_FIBRE; |
244 | ecmd->advertising |= ADVERTISED_FIBRE; | |
3b8626ba PW |
245 | ecmd->port = PORT_NONE; |
246 | break; | |
cb836a97 DS |
247 | case ixgbe_sfp_type_1g_cu_core0: |
248 | case ixgbe_sfp_type_1g_cu_core1: | |
db018963 JK |
249 | ecmd->supported |= SUPPORTED_TP; |
250 | ecmd->advertising |= ADVERTISED_TP; | |
cb836a97 | 251 | ecmd->port = PORT_TP; |
db018963 | 252 | break; |
3b8626ba PW |
253 | case ixgbe_sfp_type_unknown: |
254 | default: | |
db018963 JK |
255 | ecmd->supported |= SUPPORTED_FIBRE; |
256 | ecmd->advertising |= ADVERTISED_FIBRE; | |
3b8626ba PW |
257 | ecmd->port = PORT_OTHER; |
258 | break; | |
259 | } | |
260 | break; | |
261 | case ixgbe_phy_xaui: | |
db018963 JK |
262 | ecmd->supported |= SUPPORTED_FIBRE; |
263 | ecmd->advertising |= ADVERTISED_FIBRE; | |
3b8626ba PW |
264 | ecmd->port = PORT_NONE; |
265 | break; | |
266 | case ixgbe_phy_unknown: | |
267 | case ixgbe_phy_generic: | |
268 | case ixgbe_phy_sfp_unsupported: | |
269 | default: | |
db018963 JK |
270 | ecmd->supported |= SUPPORTED_FIBRE; |
271 | ecmd->advertising |= ADVERTISED_FIBRE; | |
3b8626ba PW |
272 | ecmd->port = PORT_OTHER; |
273 | break; | |
274 | } | |
275 | ||
c44ade9e | 276 | hw->mac.ops.check_link(hw, &link_speed, &link_up, false); |
735441fb | 277 | if (link_up) { |
1b1c0a48 AS |
278 | switch (link_speed) { |
279 | case IXGBE_LINK_SPEED_10GB_FULL: | |
70739497 | 280 | ethtool_cmd_speed_set(ecmd, SPEED_10000); |
1b1c0a48 AS |
281 | break; |
282 | case IXGBE_LINK_SPEED_1GB_FULL: | |
70739497 | 283 | ethtool_cmd_speed_set(ecmd, SPEED_1000); |
1b1c0a48 AS |
284 | break; |
285 | case IXGBE_LINK_SPEED_100_FULL: | |
70739497 | 286 | ethtool_cmd_speed_set(ecmd, SPEED_100); |
1b1c0a48 AS |
287 | break; |
288 | default: | |
289 | break; | |
290 | } | |
9a799d71 AK |
291 | ecmd->duplex = DUPLEX_FULL; |
292 | } else { | |
70739497 | 293 | ethtool_cmd_speed_set(ecmd, -1); |
9a799d71 AK |
294 | ecmd->duplex = -1; |
295 | } | |
296 | ||
9a799d71 AK |
297 | return 0; |
298 | } | |
299 | ||
300 | static int ixgbe_set_settings(struct net_device *netdev, | |
b4617240 | 301 | struct ethtool_cmd *ecmd) |
9a799d71 AK |
302 | { |
303 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
735441fb | 304 | struct ixgbe_hw *hw = &adapter->hw; |
0befdb3e | 305 | u32 advertised, old; |
74766013 | 306 | s32 err = 0; |
9a799d71 | 307 | |
74766013 | 308 | if ((hw->phy.media_type == ixgbe_media_type_copper) || |
a3801379 | 309 | (hw->phy.multispeed_fiber)) { |
abcc80d2 ET |
310 | /* |
311 | * this function does not support duplex forcing, but can | |
312 | * limit the advertising of the adapter to the specified speed | |
313 | */ | |
abcc80d2 ET |
314 | if (ecmd->advertising & ~ecmd->supported) |
315 | return -EINVAL; | |
316 | ||
0befdb3e JB |
317 | old = hw->phy.autoneg_advertised; |
318 | advertised = 0; | |
319 | if (ecmd->advertising & ADVERTISED_10000baseT_Full) | |
320 | advertised |= IXGBE_LINK_SPEED_10GB_FULL; | |
321 | ||
322 | if (ecmd->advertising & ADVERTISED_1000baseT_Full) | |
323 | advertised |= IXGBE_LINK_SPEED_1GB_FULL; | |
324 | ||
2b642ca5 ET |
325 | if (ecmd->advertising & ADVERTISED_100baseT_Full) |
326 | advertised |= IXGBE_LINK_SPEED_100_FULL; | |
327 | ||
0befdb3e | 328 | if (old == advertised) |
74766013 | 329 | return err; |
0befdb3e | 330 | /* this sets the link speed and restarts auto-neg */ |
74766013 | 331 | hw->mac.autotry_restart = true; |
fd0326f2 | 332 | err = hw->mac.ops.setup_link(hw, advertised, true); |
0befdb3e | 333 | if (err) { |
396e799c | 334 | e_info(probe, "setup link failed with code %d\n", err); |
fd0326f2 | 335 | hw->mac.ops.setup_link(hw, old, true); |
0befdb3e | 336 | } |
74766013 MC |
337 | } else { |
338 | /* in this case we currently only support 10Gb/FULL */ | |
25db0338 | 339 | u32 speed = ethtool_cmd_speed(ecmd); |
74766013 | 340 | if ((ecmd->autoneg == AUTONEG_ENABLE) || |
a3801379 | 341 | (ecmd->advertising != ADVERTISED_10000baseT_Full) || |
25db0338 | 342 | (speed + ecmd->duplex != SPEED_10000 + DUPLEX_FULL)) |
74766013 | 343 | return -EINVAL; |
9a799d71 AK |
344 | } |
345 | ||
74766013 | 346 | return err; |
9a799d71 AK |
347 | } |
348 | ||
349 | static void ixgbe_get_pauseparam(struct net_device *netdev, | |
b4617240 | 350 | struct ethtool_pauseparam *pause) |
9a799d71 AK |
351 | { |
352 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
353 | struct ixgbe_hw *hw = &adapter->hw; | |
354 | ||
73d80953 DS |
355 | if (ixgbe_device_supports_autoneg_fc(hw) && |
356 | !hw->fc.disable_fc_autoneg) | |
71fd570b | 357 | pause->autoneg = 1; |
73d80953 DS |
358 | else |
359 | pause->autoneg = 0; | |
9a799d71 | 360 | |
0ecc061d | 361 | if (hw->fc.current_mode == ixgbe_fc_rx_pause) { |
9a799d71 | 362 | pause->rx_pause = 1; |
0ecc061d | 363 | } else if (hw->fc.current_mode == ixgbe_fc_tx_pause) { |
9a799d71 | 364 | pause->tx_pause = 1; |
0ecc061d | 365 | } else if (hw->fc.current_mode == ixgbe_fc_full) { |
9a799d71 AK |
366 | pause->rx_pause = 1; |
367 | pause->tx_pause = 1; | |
368 | } | |
369 | } | |
370 | ||
371 | static int ixgbe_set_pauseparam(struct net_device *netdev, | |
b4617240 | 372 | struct ethtool_pauseparam *pause) |
9a799d71 AK |
373 | { |
374 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
375 | struct ixgbe_hw *hw = &adapter->hw; | |
943561d3 | 376 | struct ixgbe_fc_info fc = hw->fc; |
9a799d71 | 377 | |
943561d3 AD |
378 | /* 82598 does no support link flow control with DCB enabled */ |
379 | if ((hw->mac.type == ixgbe_mac_82598EB) && | |
380 | (adapter->flags & IXGBE_FLAG_DCB_ENABLED)) | |
264857b8 PWJ |
381 | return -EINVAL; |
382 | ||
db2adc2d JK |
383 | /* some devices do not support autoneg of link flow control */ |
384 | if ((pause->autoneg == AUTONEG_ENABLE) && | |
73d80953 | 385 | !ixgbe_device_supports_autoneg_fc(hw)) |
db2adc2d JK |
386 | return -EINVAL; |
387 | ||
943561d3 | 388 | fc.disable_fc_autoneg = (pause->autoneg != AUTONEG_ENABLE); |
71fd570b | 389 | |
1c4f0ef8 | 390 | if ((pause->rx_pause && pause->tx_pause) || pause->autoneg) |
620fa036 | 391 | fc.requested_mode = ixgbe_fc_full; |
9a799d71 | 392 | else if (pause->rx_pause && !pause->tx_pause) |
620fa036 | 393 | fc.requested_mode = ixgbe_fc_rx_pause; |
9a799d71 | 394 | else if (!pause->rx_pause && pause->tx_pause) |
620fa036 | 395 | fc.requested_mode = ixgbe_fc_tx_pause; |
9c83b070 | 396 | else |
943561d3 | 397 | fc.requested_mode = ixgbe_fc_none; |
620fa036 MC |
398 | |
399 | /* if the thing changed then we'll update and use new autoneg */ | |
400 | if (memcmp(&fc, &hw->fc, sizeof(struct ixgbe_fc_info))) { | |
401 | hw->fc = fc; | |
402 | if (netif_running(netdev)) | |
403 | ixgbe_reinit_locked(adapter); | |
404 | else | |
405 | ixgbe_reset(adapter); | |
406 | } | |
9a799d71 AK |
407 | |
408 | return 0; | |
409 | } | |
410 | ||
9a799d71 AK |
411 | static u32 ixgbe_get_msglevel(struct net_device *netdev) |
412 | { | |
413 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
414 | return adapter->msg_enable; | |
415 | } | |
416 | ||
417 | static void ixgbe_set_msglevel(struct net_device *netdev, u32 data) | |
418 | { | |
419 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
420 | adapter->msg_enable = data; | |
421 | } | |
422 | ||
423 | static int ixgbe_get_regs_len(struct net_device *netdev) | |
424 | { | |
217995ec | 425 | #define IXGBE_REGS_LEN 1129 |
9a799d71 AK |
426 | return IXGBE_REGS_LEN * sizeof(u32); |
427 | } | |
428 | ||
429 | #define IXGBE_GET_STAT(_A_, _R_) _A_->stats._R_ | |
430 | ||
431 | static void ixgbe_get_regs(struct net_device *netdev, | |
b4617240 | 432 | struct ethtool_regs *regs, void *p) |
9a799d71 AK |
433 | { |
434 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
435 | struct ixgbe_hw *hw = &adapter->hw; | |
436 | u32 *regs_buff = p; | |
437 | u8 i; | |
438 | ||
439 | memset(p, 0, IXGBE_REGS_LEN * sizeof(u32)); | |
440 | ||
c4a56de8 ET |
441 | regs->version = hw->mac.type << 24 | hw->revision_id << 16 | |
442 | hw->device_id; | |
9a799d71 AK |
443 | |
444 | /* General Registers */ | |
445 | regs_buff[0] = IXGBE_READ_REG(hw, IXGBE_CTRL); | |
446 | regs_buff[1] = IXGBE_READ_REG(hw, IXGBE_STATUS); | |
447 | regs_buff[2] = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT); | |
448 | regs_buff[3] = IXGBE_READ_REG(hw, IXGBE_ESDP); | |
449 | regs_buff[4] = IXGBE_READ_REG(hw, IXGBE_EODSDP); | |
450 | regs_buff[5] = IXGBE_READ_REG(hw, IXGBE_LEDCTL); | |
451 | regs_buff[6] = IXGBE_READ_REG(hw, IXGBE_FRTIMER); | |
452 | regs_buff[7] = IXGBE_READ_REG(hw, IXGBE_TCPTIMER); | |
453 | ||
454 | /* NVM Register */ | |
455 | regs_buff[8] = IXGBE_READ_REG(hw, IXGBE_EEC); | |
456 | regs_buff[9] = IXGBE_READ_REG(hw, IXGBE_EERD); | |
457 | regs_buff[10] = IXGBE_READ_REG(hw, IXGBE_FLA); | |
458 | regs_buff[11] = IXGBE_READ_REG(hw, IXGBE_EEMNGCTL); | |
459 | regs_buff[12] = IXGBE_READ_REG(hw, IXGBE_EEMNGDATA); | |
460 | regs_buff[13] = IXGBE_READ_REG(hw, IXGBE_FLMNGCTL); | |
461 | regs_buff[14] = IXGBE_READ_REG(hw, IXGBE_FLMNGDATA); | |
462 | regs_buff[15] = IXGBE_READ_REG(hw, IXGBE_FLMNGCNT); | |
463 | regs_buff[16] = IXGBE_READ_REG(hw, IXGBE_FLOP); | |
464 | regs_buff[17] = IXGBE_READ_REG(hw, IXGBE_GRC); | |
465 | ||
466 | /* Interrupt */ | |
98c00a1c JB |
467 | /* don't read EICR because it can clear interrupt causes, instead |
468 | * read EICS which is a shadow but doesn't clear EICR */ | |
469 | regs_buff[18] = IXGBE_READ_REG(hw, IXGBE_EICS); | |
9a799d71 AK |
470 | regs_buff[19] = IXGBE_READ_REG(hw, IXGBE_EICS); |
471 | regs_buff[20] = IXGBE_READ_REG(hw, IXGBE_EIMS); | |
472 | regs_buff[21] = IXGBE_READ_REG(hw, IXGBE_EIMC); | |
473 | regs_buff[22] = IXGBE_READ_REG(hw, IXGBE_EIAC); | |
474 | regs_buff[23] = IXGBE_READ_REG(hw, IXGBE_EIAM); | |
475 | regs_buff[24] = IXGBE_READ_REG(hw, IXGBE_EITR(0)); | |
476 | regs_buff[25] = IXGBE_READ_REG(hw, IXGBE_IVAR(0)); | |
477 | regs_buff[26] = IXGBE_READ_REG(hw, IXGBE_MSIXT); | |
478 | regs_buff[27] = IXGBE_READ_REG(hw, IXGBE_MSIXPBA); | |
c44ade9e | 479 | regs_buff[28] = IXGBE_READ_REG(hw, IXGBE_PBACL(0)); |
9a799d71 AK |
480 | regs_buff[29] = IXGBE_READ_REG(hw, IXGBE_GPIE); |
481 | ||
482 | /* Flow Control */ | |
483 | regs_buff[30] = IXGBE_READ_REG(hw, IXGBE_PFCTOP); | |
484 | regs_buff[31] = IXGBE_READ_REG(hw, IXGBE_FCTTV(0)); | |
485 | regs_buff[32] = IXGBE_READ_REG(hw, IXGBE_FCTTV(1)); | |
486 | regs_buff[33] = IXGBE_READ_REG(hw, IXGBE_FCTTV(2)); | |
487 | regs_buff[34] = IXGBE_READ_REG(hw, IXGBE_FCTTV(3)); | |
bd508178 AD |
488 | for (i = 0; i < 8; i++) { |
489 | switch (hw->mac.type) { | |
490 | case ixgbe_mac_82598EB: | |
491 | regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL(i)); | |
492 | regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH(i)); | |
493 | break; | |
494 | case ixgbe_mac_82599EB: | |
80bb25e3 | 495 | case ixgbe_mac_X540: |
bd508178 AD |
496 | regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL_82599(i)); |
497 | regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH_82599(i)); | |
498 | break; | |
499 | default: | |
500 | break; | |
501 | } | |
502 | } | |
9a799d71 AK |
503 | regs_buff[51] = IXGBE_READ_REG(hw, IXGBE_FCRTV); |
504 | regs_buff[52] = IXGBE_READ_REG(hw, IXGBE_TFCS); | |
505 | ||
506 | /* Receive DMA */ | |
507 | for (i = 0; i < 64; i++) | |
508 | regs_buff[53 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAL(i)); | |
509 | for (i = 0; i < 64; i++) | |
510 | regs_buff[117 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAH(i)); | |
511 | for (i = 0; i < 64; i++) | |
512 | regs_buff[181 + i] = IXGBE_READ_REG(hw, IXGBE_RDLEN(i)); | |
513 | for (i = 0; i < 64; i++) | |
514 | regs_buff[245 + i] = IXGBE_READ_REG(hw, IXGBE_RDH(i)); | |
515 | for (i = 0; i < 64; i++) | |
516 | regs_buff[309 + i] = IXGBE_READ_REG(hw, IXGBE_RDT(i)); | |
517 | for (i = 0; i < 64; i++) | |
518 | regs_buff[373 + i] = IXGBE_READ_REG(hw, IXGBE_RXDCTL(i)); | |
519 | for (i = 0; i < 16; i++) | |
520 | regs_buff[437 + i] = IXGBE_READ_REG(hw, IXGBE_SRRCTL(i)); | |
521 | for (i = 0; i < 16; i++) | |
522 | regs_buff[453 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_RXCTRL(i)); | |
523 | regs_buff[469] = IXGBE_READ_REG(hw, IXGBE_RDRXCTL); | |
524 | for (i = 0; i < 8; i++) | |
525 | regs_buff[470 + i] = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(i)); | |
526 | regs_buff[478] = IXGBE_READ_REG(hw, IXGBE_RXCTRL); | |
527 | regs_buff[479] = IXGBE_READ_REG(hw, IXGBE_DROPEN); | |
528 | ||
529 | /* Receive */ | |
530 | regs_buff[480] = IXGBE_READ_REG(hw, IXGBE_RXCSUM); | |
531 | regs_buff[481] = IXGBE_READ_REG(hw, IXGBE_RFCTL); | |
532 | for (i = 0; i < 16; i++) | |
533 | regs_buff[482 + i] = IXGBE_READ_REG(hw, IXGBE_RAL(i)); | |
534 | for (i = 0; i < 16; i++) | |
535 | regs_buff[498 + i] = IXGBE_READ_REG(hw, IXGBE_RAH(i)); | |
c44ade9e | 536 | regs_buff[514] = IXGBE_READ_REG(hw, IXGBE_PSRTYPE(0)); |
9a799d71 AK |
537 | regs_buff[515] = IXGBE_READ_REG(hw, IXGBE_FCTRL); |
538 | regs_buff[516] = IXGBE_READ_REG(hw, IXGBE_VLNCTRL); | |
539 | regs_buff[517] = IXGBE_READ_REG(hw, IXGBE_MCSTCTRL); | |
540 | regs_buff[518] = IXGBE_READ_REG(hw, IXGBE_MRQC); | |
541 | regs_buff[519] = IXGBE_READ_REG(hw, IXGBE_VMD_CTL); | |
542 | for (i = 0; i < 8; i++) | |
543 | regs_buff[520 + i] = IXGBE_READ_REG(hw, IXGBE_IMIR(i)); | |
544 | for (i = 0; i < 8; i++) | |
545 | regs_buff[528 + i] = IXGBE_READ_REG(hw, IXGBE_IMIREXT(i)); | |
546 | regs_buff[536] = IXGBE_READ_REG(hw, IXGBE_IMIRVP); | |
547 | ||
548 | /* Transmit */ | |
549 | for (i = 0; i < 32; i++) | |
550 | regs_buff[537 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAL(i)); | |
551 | for (i = 0; i < 32; i++) | |
552 | regs_buff[569 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAH(i)); | |
553 | for (i = 0; i < 32; i++) | |
554 | regs_buff[601 + i] = IXGBE_READ_REG(hw, IXGBE_TDLEN(i)); | |
555 | for (i = 0; i < 32; i++) | |
556 | regs_buff[633 + i] = IXGBE_READ_REG(hw, IXGBE_TDH(i)); | |
557 | for (i = 0; i < 32; i++) | |
558 | regs_buff[665 + i] = IXGBE_READ_REG(hw, IXGBE_TDT(i)); | |
559 | for (i = 0; i < 32; i++) | |
560 | regs_buff[697 + i] = IXGBE_READ_REG(hw, IXGBE_TXDCTL(i)); | |
561 | for (i = 0; i < 32; i++) | |
562 | regs_buff[729 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAL(i)); | |
563 | for (i = 0; i < 32; i++) | |
564 | regs_buff[761 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAH(i)); | |
565 | regs_buff[793] = IXGBE_READ_REG(hw, IXGBE_DTXCTL); | |
566 | for (i = 0; i < 16; i++) | |
567 | regs_buff[794 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(i)); | |
568 | regs_buff[810] = IXGBE_READ_REG(hw, IXGBE_TIPG); | |
569 | for (i = 0; i < 8; i++) | |
570 | regs_buff[811 + i] = IXGBE_READ_REG(hw, IXGBE_TXPBSIZE(i)); | |
571 | regs_buff[819] = IXGBE_READ_REG(hw, IXGBE_MNGTXMAP); | |
572 | ||
573 | /* Wake Up */ | |
574 | regs_buff[820] = IXGBE_READ_REG(hw, IXGBE_WUC); | |
575 | regs_buff[821] = IXGBE_READ_REG(hw, IXGBE_WUFC); | |
576 | regs_buff[822] = IXGBE_READ_REG(hw, IXGBE_WUS); | |
577 | regs_buff[823] = IXGBE_READ_REG(hw, IXGBE_IPAV); | |
578 | regs_buff[824] = IXGBE_READ_REG(hw, IXGBE_IP4AT); | |
579 | regs_buff[825] = IXGBE_READ_REG(hw, IXGBE_IP6AT); | |
580 | regs_buff[826] = IXGBE_READ_REG(hw, IXGBE_WUPL); | |
581 | regs_buff[827] = IXGBE_READ_REG(hw, IXGBE_WUPM); | |
11afc1b1 | 582 | regs_buff[828] = IXGBE_READ_REG(hw, IXGBE_FHFT(0)); |
9a799d71 | 583 | |
673ac604 | 584 | /* DCB */ |
9a799d71 AK |
585 | regs_buff[829] = IXGBE_READ_REG(hw, IXGBE_RMCS); |
586 | regs_buff[830] = IXGBE_READ_REG(hw, IXGBE_DPMCS); | |
587 | regs_buff[831] = IXGBE_READ_REG(hw, IXGBE_PDPMCS); | |
588 | regs_buff[832] = IXGBE_READ_REG(hw, IXGBE_RUPPBMR); | |
589 | for (i = 0; i < 8; i++) | |
590 | regs_buff[833 + i] = IXGBE_READ_REG(hw, IXGBE_RT2CR(i)); | |
591 | for (i = 0; i < 8; i++) | |
592 | regs_buff[841 + i] = IXGBE_READ_REG(hw, IXGBE_RT2SR(i)); | |
593 | for (i = 0; i < 8; i++) | |
594 | regs_buff[849 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCCR(i)); | |
595 | for (i = 0; i < 8; i++) | |
596 | regs_buff[857 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCSR(i)); | |
597 | for (i = 0; i < 8; i++) | |
598 | regs_buff[865 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCCR(i)); | |
599 | for (i = 0; i < 8; i++) | |
600 | regs_buff[873 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCSR(i)); | |
601 | ||
602 | /* Statistics */ | |
603 | regs_buff[881] = IXGBE_GET_STAT(adapter, crcerrs); | |
604 | regs_buff[882] = IXGBE_GET_STAT(adapter, illerrc); | |
605 | regs_buff[883] = IXGBE_GET_STAT(adapter, errbc); | |
606 | regs_buff[884] = IXGBE_GET_STAT(adapter, mspdc); | |
607 | for (i = 0; i < 8; i++) | |
608 | regs_buff[885 + i] = IXGBE_GET_STAT(adapter, mpc[i]); | |
609 | regs_buff[893] = IXGBE_GET_STAT(adapter, mlfc); | |
610 | regs_buff[894] = IXGBE_GET_STAT(adapter, mrfc); | |
611 | regs_buff[895] = IXGBE_GET_STAT(adapter, rlec); | |
612 | regs_buff[896] = IXGBE_GET_STAT(adapter, lxontxc); | |
613 | regs_buff[897] = IXGBE_GET_STAT(adapter, lxonrxc); | |
614 | regs_buff[898] = IXGBE_GET_STAT(adapter, lxofftxc); | |
615 | regs_buff[899] = IXGBE_GET_STAT(adapter, lxoffrxc); | |
616 | for (i = 0; i < 8; i++) | |
617 | regs_buff[900 + i] = IXGBE_GET_STAT(adapter, pxontxc[i]); | |
618 | for (i = 0; i < 8; i++) | |
619 | regs_buff[908 + i] = IXGBE_GET_STAT(adapter, pxonrxc[i]); | |
620 | for (i = 0; i < 8; i++) | |
621 | regs_buff[916 + i] = IXGBE_GET_STAT(adapter, pxofftxc[i]); | |
622 | for (i = 0; i < 8; i++) | |
623 | regs_buff[924 + i] = IXGBE_GET_STAT(adapter, pxoffrxc[i]); | |
624 | regs_buff[932] = IXGBE_GET_STAT(adapter, prc64); | |
625 | regs_buff[933] = IXGBE_GET_STAT(adapter, prc127); | |
626 | regs_buff[934] = IXGBE_GET_STAT(adapter, prc255); | |
627 | regs_buff[935] = IXGBE_GET_STAT(adapter, prc511); | |
628 | regs_buff[936] = IXGBE_GET_STAT(adapter, prc1023); | |
629 | regs_buff[937] = IXGBE_GET_STAT(adapter, prc1522); | |
630 | regs_buff[938] = IXGBE_GET_STAT(adapter, gprc); | |
631 | regs_buff[939] = IXGBE_GET_STAT(adapter, bprc); | |
632 | regs_buff[940] = IXGBE_GET_STAT(adapter, mprc); | |
633 | regs_buff[941] = IXGBE_GET_STAT(adapter, gptc); | |
634 | regs_buff[942] = IXGBE_GET_STAT(adapter, gorc); | |
635 | regs_buff[944] = IXGBE_GET_STAT(adapter, gotc); | |
636 | for (i = 0; i < 8; i++) | |
637 | regs_buff[946 + i] = IXGBE_GET_STAT(adapter, rnbc[i]); | |
638 | regs_buff[954] = IXGBE_GET_STAT(adapter, ruc); | |
639 | regs_buff[955] = IXGBE_GET_STAT(adapter, rfc); | |
640 | regs_buff[956] = IXGBE_GET_STAT(adapter, roc); | |
641 | regs_buff[957] = IXGBE_GET_STAT(adapter, rjc); | |
642 | regs_buff[958] = IXGBE_GET_STAT(adapter, mngprc); | |
643 | regs_buff[959] = IXGBE_GET_STAT(adapter, mngpdc); | |
644 | regs_buff[960] = IXGBE_GET_STAT(adapter, mngptc); | |
645 | regs_buff[961] = IXGBE_GET_STAT(adapter, tor); | |
646 | regs_buff[963] = IXGBE_GET_STAT(adapter, tpr); | |
647 | regs_buff[964] = IXGBE_GET_STAT(adapter, tpt); | |
648 | regs_buff[965] = IXGBE_GET_STAT(adapter, ptc64); | |
649 | regs_buff[966] = IXGBE_GET_STAT(adapter, ptc127); | |
650 | regs_buff[967] = IXGBE_GET_STAT(adapter, ptc255); | |
651 | regs_buff[968] = IXGBE_GET_STAT(adapter, ptc511); | |
652 | regs_buff[969] = IXGBE_GET_STAT(adapter, ptc1023); | |
653 | regs_buff[970] = IXGBE_GET_STAT(adapter, ptc1522); | |
654 | regs_buff[971] = IXGBE_GET_STAT(adapter, mptc); | |
655 | regs_buff[972] = IXGBE_GET_STAT(adapter, bptc); | |
656 | regs_buff[973] = IXGBE_GET_STAT(adapter, xec); | |
657 | for (i = 0; i < 16; i++) | |
658 | regs_buff[974 + i] = IXGBE_GET_STAT(adapter, qprc[i]); | |
659 | for (i = 0; i < 16; i++) | |
660 | regs_buff[990 + i] = IXGBE_GET_STAT(adapter, qptc[i]); | |
661 | for (i = 0; i < 16; i++) | |
662 | regs_buff[1006 + i] = IXGBE_GET_STAT(adapter, qbrc[i]); | |
663 | for (i = 0; i < 16; i++) | |
664 | regs_buff[1022 + i] = IXGBE_GET_STAT(adapter, qbtc[i]); | |
665 | ||
666 | /* MAC */ | |
667 | regs_buff[1038] = IXGBE_READ_REG(hw, IXGBE_PCS1GCFIG); | |
668 | regs_buff[1039] = IXGBE_READ_REG(hw, IXGBE_PCS1GLCTL); | |
669 | regs_buff[1040] = IXGBE_READ_REG(hw, IXGBE_PCS1GLSTA); | |
670 | regs_buff[1041] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG0); | |
671 | regs_buff[1042] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG1); | |
672 | regs_buff[1043] = IXGBE_READ_REG(hw, IXGBE_PCS1GANA); | |
673 | regs_buff[1044] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLP); | |
674 | regs_buff[1045] = IXGBE_READ_REG(hw, IXGBE_PCS1GANNP); | |
675 | regs_buff[1046] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLPNP); | |
676 | regs_buff[1047] = IXGBE_READ_REG(hw, IXGBE_HLREG0); | |
677 | regs_buff[1048] = IXGBE_READ_REG(hw, IXGBE_HLREG1); | |
678 | regs_buff[1049] = IXGBE_READ_REG(hw, IXGBE_PAP); | |
679 | regs_buff[1050] = IXGBE_READ_REG(hw, IXGBE_MACA); | |
680 | regs_buff[1051] = IXGBE_READ_REG(hw, IXGBE_APAE); | |
681 | regs_buff[1052] = IXGBE_READ_REG(hw, IXGBE_ARD); | |
682 | regs_buff[1053] = IXGBE_READ_REG(hw, IXGBE_AIS); | |
683 | regs_buff[1054] = IXGBE_READ_REG(hw, IXGBE_MSCA); | |
684 | regs_buff[1055] = IXGBE_READ_REG(hw, IXGBE_MSRWD); | |
685 | regs_buff[1056] = IXGBE_READ_REG(hw, IXGBE_MLADD); | |
686 | regs_buff[1057] = IXGBE_READ_REG(hw, IXGBE_MHADD); | |
687 | regs_buff[1058] = IXGBE_READ_REG(hw, IXGBE_TREG); | |
688 | regs_buff[1059] = IXGBE_READ_REG(hw, IXGBE_PCSS1); | |
689 | regs_buff[1060] = IXGBE_READ_REG(hw, IXGBE_PCSS2); | |
690 | regs_buff[1061] = IXGBE_READ_REG(hw, IXGBE_XPCSS); | |
691 | regs_buff[1062] = IXGBE_READ_REG(hw, IXGBE_SERDESC); | |
692 | regs_buff[1063] = IXGBE_READ_REG(hw, IXGBE_MACS); | |
693 | regs_buff[1064] = IXGBE_READ_REG(hw, IXGBE_AUTOC); | |
694 | regs_buff[1065] = IXGBE_READ_REG(hw, IXGBE_LINKS); | |
695 | regs_buff[1066] = IXGBE_READ_REG(hw, IXGBE_AUTOC2); | |
696 | regs_buff[1067] = IXGBE_READ_REG(hw, IXGBE_AUTOC3); | |
697 | regs_buff[1068] = IXGBE_READ_REG(hw, IXGBE_ANLP1); | |
698 | regs_buff[1069] = IXGBE_READ_REG(hw, IXGBE_ANLP2); | |
699 | regs_buff[1070] = IXGBE_READ_REG(hw, IXGBE_ATLASCTL); | |
700 | ||
701 | /* Diagnostic */ | |
702 | regs_buff[1071] = IXGBE_READ_REG(hw, IXGBE_RDSTATCTL); | |
703 | for (i = 0; i < 8; i++) | |
98c00a1c | 704 | regs_buff[1072 + i] = IXGBE_READ_REG(hw, IXGBE_RDSTAT(i)); |
9a799d71 | 705 | regs_buff[1080] = IXGBE_READ_REG(hw, IXGBE_RDHMPN); |
98c00a1c JB |
706 | for (i = 0; i < 4; i++) |
707 | regs_buff[1081 + i] = IXGBE_READ_REG(hw, IXGBE_RIC_DW(i)); | |
9a799d71 AK |
708 | regs_buff[1085] = IXGBE_READ_REG(hw, IXGBE_RDPROBE); |
709 | regs_buff[1086] = IXGBE_READ_REG(hw, IXGBE_TDSTATCTL); | |
710 | for (i = 0; i < 8; i++) | |
98c00a1c | 711 | regs_buff[1087 + i] = IXGBE_READ_REG(hw, IXGBE_TDSTAT(i)); |
9a799d71 | 712 | regs_buff[1095] = IXGBE_READ_REG(hw, IXGBE_TDHMPN); |
98c00a1c JB |
713 | for (i = 0; i < 4; i++) |
714 | regs_buff[1096 + i] = IXGBE_READ_REG(hw, IXGBE_TIC_DW(i)); | |
9a799d71 AK |
715 | regs_buff[1100] = IXGBE_READ_REG(hw, IXGBE_TDPROBE); |
716 | regs_buff[1101] = IXGBE_READ_REG(hw, IXGBE_TXBUFCTRL); | |
717 | regs_buff[1102] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA0); | |
718 | regs_buff[1103] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA1); | |
719 | regs_buff[1104] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA2); | |
720 | regs_buff[1105] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA3); | |
721 | regs_buff[1106] = IXGBE_READ_REG(hw, IXGBE_RXBUFCTRL); | |
722 | regs_buff[1107] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA0); | |
723 | regs_buff[1108] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA1); | |
724 | regs_buff[1109] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA2); | |
725 | regs_buff[1110] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA3); | |
726 | for (i = 0; i < 8; i++) | |
98c00a1c | 727 | regs_buff[1111 + i] = IXGBE_READ_REG(hw, IXGBE_PCIE_DIAG(i)); |
9a799d71 AK |
728 | regs_buff[1119] = IXGBE_READ_REG(hw, IXGBE_RFVAL); |
729 | regs_buff[1120] = IXGBE_READ_REG(hw, IXGBE_MDFTC1); | |
730 | regs_buff[1121] = IXGBE_READ_REG(hw, IXGBE_MDFTC2); | |
731 | regs_buff[1122] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO1); | |
732 | regs_buff[1123] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO2); | |
733 | regs_buff[1124] = IXGBE_READ_REG(hw, IXGBE_MDFTS); | |
734 | regs_buff[1125] = IXGBE_READ_REG(hw, IXGBE_PCIEECCCTL); | |
735 | regs_buff[1126] = IXGBE_READ_REG(hw, IXGBE_PBTXECC); | |
736 | regs_buff[1127] = IXGBE_READ_REG(hw, IXGBE_PBRXECC); | |
217995ec ET |
737 | |
738 | /* 82599 X540 specific registers */ | |
739 | regs_buff[1128] = IXGBE_READ_REG(hw, IXGBE_MFLCN); | |
9a799d71 AK |
740 | } |
741 | ||
742 | static int ixgbe_get_eeprom_len(struct net_device *netdev) | |
743 | { | |
744 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
745 | return adapter->hw.eeprom.word_size * 2; | |
746 | } | |
747 | ||
748 | static int ixgbe_get_eeprom(struct net_device *netdev, | |
b4617240 | 749 | struct ethtool_eeprom *eeprom, u8 *bytes) |
9a799d71 AK |
750 | { |
751 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
752 | struct ixgbe_hw *hw = &adapter->hw; | |
753 | u16 *eeprom_buff; | |
754 | int first_word, last_word, eeprom_len; | |
755 | int ret_val = 0; | |
756 | u16 i; | |
757 | ||
758 | if (eeprom->len == 0) | |
759 | return -EINVAL; | |
760 | ||
761 | eeprom->magic = hw->vendor_id | (hw->device_id << 16); | |
762 | ||
763 | first_word = eeprom->offset >> 1; | |
764 | last_word = (eeprom->offset + eeprom->len - 1) >> 1; | |
765 | eeprom_len = last_word - first_word + 1; | |
766 | ||
767 | eeprom_buff = kmalloc(sizeof(u16) * eeprom_len, GFP_KERNEL); | |
768 | if (!eeprom_buff) | |
769 | return -ENOMEM; | |
770 | ||
68c7005d ET |
771 | ret_val = hw->eeprom.ops.read_buffer(hw, first_word, eeprom_len, |
772 | eeprom_buff); | |
9a799d71 AK |
773 | |
774 | /* Device's eeprom is always little-endian, word addressable */ | |
775 | for (i = 0; i < eeprom_len; i++) | |
776 | le16_to_cpus(&eeprom_buff[i]); | |
777 | ||
778 | memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len); | |
779 | kfree(eeprom_buff); | |
780 | ||
781 | return ret_val; | |
782 | } | |
783 | ||
2fa5eef4 ET |
784 | static int ixgbe_set_eeprom(struct net_device *netdev, |
785 | struct ethtool_eeprom *eeprom, u8 *bytes) | |
786 | { | |
787 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
788 | struct ixgbe_hw *hw = &adapter->hw; | |
789 | u16 *eeprom_buff; | |
790 | void *ptr; | |
791 | int max_len, first_word, last_word, ret_val = 0; | |
792 | u16 i; | |
793 | ||
794 | if (eeprom->len == 0) | |
795 | return -EINVAL; | |
796 | ||
797 | if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16))) | |
798 | return -EINVAL; | |
799 | ||
800 | max_len = hw->eeprom.word_size * 2; | |
801 | ||
802 | first_word = eeprom->offset >> 1; | |
803 | last_word = (eeprom->offset + eeprom->len - 1) >> 1; | |
804 | eeprom_buff = kmalloc(max_len, GFP_KERNEL); | |
805 | if (!eeprom_buff) | |
806 | return -ENOMEM; | |
807 | ||
808 | ptr = eeprom_buff; | |
809 | ||
810 | if (eeprom->offset & 1) { | |
811 | /* | |
812 | * need read/modify/write of first changed EEPROM word | |
813 | * only the second byte of the word is being modified | |
814 | */ | |
815 | ret_val = hw->eeprom.ops.read(hw, first_word, &eeprom_buff[0]); | |
816 | if (ret_val) | |
817 | goto err; | |
818 | ||
819 | ptr++; | |
820 | } | |
821 | if ((eeprom->offset + eeprom->len) & 1) { | |
822 | /* | |
823 | * need read/modify/write of last changed EEPROM word | |
824 | * only the first byte of the word is being modified | |
825 | */ | |
826 | ret_val = hw->eeprom.ops.read(hw, last_word, | |
827 | &eeprom_buff[last_word - first_word]); | |
828 | if (ret_val) | |
829 | goto err; | |
830 | } | |
831 | ||
832 | /* Device's eeprom is always little-endian, word addressable */ | |
833 | for (i = 0; i < last_word - first_word + 1; i++) | |
834 | le16_to_cpus(&eeprom_buff[i]); | |
835 | ||
836 | memcpy(ptr, bytes, eeprom->len); | |
837 | ||
838 | for (i = 0; i < last_word - first_word + 1; i++) | |
839 | cpu_to_le16s(&eeprom_buff[i]); | |
840 | ||
841 | ret_val = hw->eeprom.ops.write_buffer(hw, first_word, | |
842 | last_word - first_word + 1, | |
843 | eeprom_buff); | |
844 | ||
845 | /* Update the checksum */ | |
846 | if (ret_val == 0) | |
847 | hw->eeprom.ops.update_checksum(hw); | |
848 | ||
849 | err: | |
850 | kfree(eeprom_buff); | |
851 | return ret_val; | |
852 | } | |
853 | ||
9a799d71 | 854 | static void ixgbe_get_drvinfo(struct net_device *netdev, |
b4617240 | 855 | struct ethtool_drvinfo *drvinfo) |
9a799d71 AK |
856 | { |
857 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
15e5209f | 858 | u32 nvm_track_id; |
9a799d71 | 859 | |
612a94d6 RJ |
860 | strlcpy(drvinfo->driver, ixgbe_driver_name, sizeof(drvinfo->driver)); |
861 | strlcpy(drvinfo->version, ixgbe_driver_version, | |
862 | sizeof(drvinfo->version)); | |
083fc582 | 863 | |
15e5209f ET |
864 | nvm_track_id = (adapter->eeprom_verh << 16) | |
865 | adapter->eeprom_verl; | |
612a94d6 | 866 | snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), "0x%08x", |
15e5209f | 867 | nvm_track_id); |
083fc582 | 868 | |
612a94d6 RJ |
869 | strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), |
870 | sizeof(drvinfo->bus_info)); | |
9a799d71 | 871 | drvinfo->n_stats = IXGBE_STATS_LEN; |
da4dd0f7 | 872 | drvinfo->testinfo_len = IXGBE_TEST_LEN; |
9a799d71 AK |
873 | drvinfo->regdump_len = ixgbe_get_regs_len(netdev); |
874 | } | |
875 | ||
876 | static void ixgbe_get_ringparam(struct net_device *netdev, | |
b4617240 | 877 | struct ethtool_ringparam *ring) |
9a799d71 AK |
878 | { |
879 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
4a0b9ca0 PW |
880 | struct ixgbe_ring *tx_ring = adapter->tx_ring[0]; |
881 | struct ixgbe_ring *rx_ring = adapter->rx_ring[0]; | |
9a799d71 AK |
882 | |
883 | ring->rx_max_pending = IXGBE_MAX_RXD; | |
884 | ring->tx_max_pending = IXGBE_MAX_TXD; | |
9a799d71 AK |
885 | ring->rx_pending = rx_ring->count; |
886 | ring->tx_pending = tx_ring->count; | |
9a799d71 AK |
887 | } |
888 | ||
889 | static int ixgbe_set_ringparam(struct net_device *netdev, | |
b4617240 | 890 | struct ethtool_ringparam *ring) |
9a799d71 AK |
891 | { |
892 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
1f4702aa | 893 | struct ixgbe_ring *temp_ring; |
759884b4 | 894 | int i, err = 0; |
c431f97e | 895 | u32 new_rx_count, new_tx_count; |
9a799d71 AK |
896 | |
897 | if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) | |
898 | return -EINVAL; | |
899 | ||
1f4702aa AD |
900 | new_tx_count = clamp_t(u32, ring->tx_pending, |
901 | IXGBE_MIN_TXD, IXGBE_MAX_TXD); | |
9a799d71 AK |
902 | new_tx_count = ALIGN(new_tx_count, IXGBE_REQ_TX_DESCRIPTOR_MULTIPLE); |
903 | ||
1f4702aa AD |
904 | new_rx_count = clamp_t(u32, ring->rx_pending, |
905 | IXGBE_MIN_RXD, IXGBE_MAX_RXD); | |
906 | new_rx_count = ALIGN(new_rx_count, IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE); | |
907 | ||
908 | if ((new_tx_count == adapter->tx_ring_count) && | |
909 | (new_rx_count == adapter->rx_ring_count)) { | |
9a799d71 AK |
910 | /* nothing to do */ |
911 | return 0; | |
912 | } | |
913 | ||
d4f80882 | 914 | while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state)) |
032b4325 | 915 | usleep_range(1000, 2000); |
d4f80882 | 916 | |
759884b4 AD |
917 | if (!netif_running(adapter->netdev)) { |
918 | for (i = 0; i < adapter->num_tx_queues; i++) | |
4a0b9ca0 | 919 | adapter->tx_ring[i]->count = new_tx_count; |
759884b4 | 920 | for (i = 0; i < adapter->num_rx_queues; i++) |
4a0b9ca0 | 921 | adapter->rx_ring[i]->count = new_rx_count; |
759884b4 AD |
922 | adapter->tx_ring_count = new_tx_count; |
923 | adapter->rx_ring_count = new_rx_count; | |
4a0b9ca0 | 924 | goto clear_reset; |
759884b4 AD |
925 | } |
926 | ||
1f4702aa AD |
927 | /* allocate temporary buffer to store rings in */ |
928 | i = max_t(int, adapter->num_tx_queues, adapter->num_rx_queues); | |
929 | temp_ring = vmalloc(i * sizeof(struct ixgbe_ring)); | |
930 | ||
931 | if (!temp_ring) { | |
f9ed8854 | 932 | err = -ENOMEM; |
4a0b9ca0 | 933 | goto clear_reset; |
f9ed8854 MC |
934 | } |
935 | ||
1f4702aa AD |
936 | ixgbe_down(adapter); |
937 | ||
938 | /* | |
939 | * Setup new Tx resources and free the old Tx resources in that order. | |
940 | * We can then assign the new resources to the rings via a memcpy. | |
941 | * The advantage to this approach is that we are guaranteed to still | |
942 | * have resources even in the case of an allocation failure. | |
943 | */ | |
f9ed8854 | 944 | if (new_tx_count != adapter->tx_ring_count) { |
9a799d71 | 945 | for (i = 0; i < adapter->num_tx_queues; i++) { |
1f4702aa | 946 | memcpy(&temp_ring[i], adapter->tx_ring[i], |
4a0b9ca0 | 947 | sizeof(struct ixgbe_ring)); |
1f4702aa AD |
948 | |
949 | temp_ring[i].count = new_tx_count; | |
950 | err = ixgbe_setup_tx_resources(&temp_ring[i]); | |
9a799d71 | 951 | if (err) { |
c431f97e JB |
952 | while (i) { |
953 | i--; | |
1f4702aa | 954 | ixgbe_free_tx_resources(&temp_ring[i]); |
c431f97e | 955 | } |
1f4702aa | 956 | goto err_setup; |
9a799d71 | 957 | } |
9a799d71 | 958 | } |
9a799d71 | 959 | |
1f4702aa AD |
960 | for (i = 0; i < adapter->num_tx_queues; i++) { |
961 | ixgbe_free_tx_resources(adapter->tx_ring[i]); | |
962 | ||
963 | memcpy(adapter->tx_ring[i], &temp_ring[i], | |
964 | sizeof(struct ixgbe_ring)); | |
965 | } | |
966 | ||
967 | adapter->tx_ring_count = new_tx_count; | |
d3fa4721 | 968 | } |
9a799d71 | 969 | |
1f4702aa | 970 | /* Repeat the process for the Rx rings if needed */ |
f9ed8854 | 971 | if (new_rx_count != adapter->rx_ring_count) { |
c431f97e | 972 | for (i = 0; i < adapter->num_rx_queues; i++) { |
1f4702aa | 973 | memcpy(&temp_ring[i], adapter->rx_ring[i], |
4a0b9ca0 | 974 | sizeof(struct ixgbe_ring)); |
1f4702aa AD |
975 | |
976 | temp_ring[i].count = new_rx_count; | |
977 | err = ixgbe_setup_rx_resources(&temp_ring[i]); | |
9a799d71 | 978 | if (err) { |
c431f97e JB |
979 | while (i) { |
980 | i--; | |
1f4702aa | 981 | ixgbe_free_rx_resources(&temp_ring[i]); |
c431f97e | 982 | } |
9a799d71 AK |
983 | goto err_setup; |
984 | } | |
1f4702aa | 985 | |
9a799d71 | 986 | } |
f9ed8854 | 987 | |
1f4702aa AD |
988 | for (i = 0; i < adapter->num_rx_queues; i++) { |
989 | ixgbe_free_rx_resources(adapter->rx_ring[i]); | |
f9ed8854 | 990 | |
1f4702aa AD |
991 | memcpy(adapter->rx_ring[i], &temp_ring[i], |
992 | sizeof(struct ixgbe_ring)); | |
f9ed8854 MC |
993 | } |
994 | ||
1f4702aa | 995 | adapter->rx_ring_count = new_rx_count; |
759884b4 | 996 | } |
4a0b9ca0 | 997 | |
f9ed8854 | 998 | err_setup: |
1f4702aa AD |
999 | ixgbe_up(adapter); |
1000 | vfree(temp_ring); | |
4a0b9ca0 | 1001 | clear_reset: |
d4f80882 | 1002 | clear_bit(__IXGBE_RESETTING, &adapter->state); |
9a799d71 AK |
1003 | return err; |
1004 | } | |
1005 | ||
b9f2c044 | 1006 | static int ixgbe_get_sset_count(struct net_device *netdev, int sset) |
9a799d71 | 1007 | { |
b9f2c044 | 1008 | switch (sset) { |
da4dd0f7 PWJ |
1009 | case ETH_SS_TEST: |
1010 | return IXGBE_TEST_LEN; | |
b9f2c044 JG |
1011 | case ETH_SS_STATS: |
1012 | return IXGBE_STATS_LEN; | |
1013 | default: | |
1014 | return -EOPNOTSUPP; | |
1015 | } | |
9a799d71 AK |
1016 | } |
1017 | ||
1018 | static void ixgbe_get_ethtool_stats(struct net_device *netdev, | |
b4617240 | 1019 | struct ethtool_stats *stats, u64 *data) |
9a799d71 AK |
1020 | { |
1021 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
28172739 ED |
1022 | struct rtnl_link_stats64 temp; |
1023 | const struct rtnl_link_stats64 *net_stats; | |
de1036b1 ED |
1024 | unsigned int start; |
1025 | struct ixgbe_ring *ring; | |
1026 | int i, j; | |
29c3a050 | 1027 | char *p = NULL; |
9a799d71 AK |
1028 | |
1029 | ixgbe_update_stats(adapter); | |
28172739 | 1030 | net_stats = dev_get_stats(netdev, &temp); |
9a799d71 | 1031 | for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) { |
29c3a050 AK |
1032 | switch (ixgbe_gstrings_stats[i].type) { |
1033 | case NETDEV_STATS: | |
28172739 | 1034 | p = (char *) net_stats + |
29c3a050 AK |
1035 | ixgbe_gstrings_stats[i].stat_offset; |
1036 | break; | |
1037 | case IXGBE_STATS: | |
1038 | p = (char *) adapter + | |
1039 | ixgbe_gstrings_stats[i].stat_offset; | |
1040 | break; | |
f752be9c JH |
1041 | default: |
1042 | data[i] = 0; | |
1043 | continue; | |
29c3a050 AK |
1044 | } |
1045 | ||
9a799d71 | 1046 | data[i] = (ixgbe_gstrings_stats[i].sizeof_stat == |
b4617240 | 1047 | sizeof(u64)) ? *(u64 *)p : *(u32 *)p; |
9a799d71 | 1048 | } |
bd8a1b12 | 1049 | for (j = 0; j < netdev->num_tx_queues; j++) { |
de1036b1 | 1050 | ring = adapter->tx_ring[j]; |
9cc00b51 JF |
1051 | if (!ring) { |
1052 | data[i] = 0; | |
1053 | data[i+1] = 0; | |
1054 | i += 2; | |
7e15b90f ET |
1055 | #ifdef LL_EXTENDED_STATS |
1056 | data[i] = 0; | |
1057 | data[i+1] = 0; | |
1058 | data[i+2] = 0; | |
1059 | i += 3; | |
1060 | #endif | |
9cc00b51 JF |
1061 | continue; |
1062 | } | |
1063 | ||
de1036b1 ED |
1064 | do { |
1065 | start = u64_stats_fetch_begin_bh(&ring->syncp); | |
1066 | data[i] = ring->stats.packets; | |
1067 | data[i+1] = ring->stats.bytes; | |
1068 | } while (u64_stats_fetch_retry_bh(&ring->syncp, start)); | |
1069 | i += 2; | |
7e15b90f ET |
1070 | #ifdef LL_EXTENDED_STATS |
1071 | data[i] = ring->stats.yields; | |
1072 | data[i+1] = ring->stats.misses; | |
1073 | data[i+2] = ring->stats.cleaned; | |
1074 | i += 3; | |
1075 | #endif | |
9a799d71 | 1076 | } |
9cc00b51 | 1077 | for (j = 0; j < IXGBE_NUM_RX_QUEUES; j++) { |
de1036b1 | 1078 | ring = adapter->rx_ring[j]; |
9cc00b51 JF |
1079 | if (!ring) { |
1080 | data[i] = 0; | |
1081 | data[i+1] = 0; | |
1082 | i += 2; | |
7e15b90f ET |
1083 | #ifdef LL_EXTENDED_STATS |
1084 | data[i] = 0; | |
1085 | data[i+1] = 0; | |
1086 | data[i+2] = 0; | |
1087 | i += 3; | |
1088 | #endif | |
9cc00b51 JF |
1089 | continue; |
1090 | } | |
1091 | ||
de1036b1 ED |
1092 | do { |
1093 | start = u64_stats_fetch_begin_bh(&ring->syncp); | |
1094 | data[i] = ring->stats.packets; | |
1095 | data[i+1] = ring->stats.bytes; | |
1096 | } while (u64_stats_fetch_retry_bh(&ring->syncp, start)); | |
1097 | i += 2; | |
7e15b90f ET |
1098 | #ifdef LL_EXTENDED_STATS |
1099 | data[i] = ring->stats.yields; | |
1100 | data[i+1] = ring->stats.misses; | |
1101 | data[i+2] = ring->stats.cleaned; | |
1102 | i += 3; | |
1103 | #endif | |
9a799d71 | 1104 | } |
9cc00b51 JF |
1105 | |
1106 | for (j = 0; j < IXGBE_MAX_PACKET_BUFFERS; j++) { | |
1107 | data[i++] = adapter->stats.pxontxc[j]; | |
1108 | data[i++] = adapter->stats.pxofftxc[j]; | |
1109 | } | |
1110 | for (j = 0; j < IXGBE_MAX_PACKET_BUFFERS; j++) { | |
1111 | data[i++] = adapter->stats.pxonrxc[j]; | |
1112 | data[i++] = adapter->stats.pxoffrxc[j]; | |
2f90b865 | 1113 | } |
9a799d71 AK |
1114 | } |
1115 | ||
1116 | static void ixgbe_get_strings(struct net_device *netdev, u32 stringset, | |
b4617240 | 1117 | u8 *data) |
9a799d71 | 1118 | { |
c44ade9e | 1119 | char *p = (char *)data; |
9a799d71 AK |
1120 | int i; |
1121 | ||
1122 | switch (stringset) { | |
da4dd0f7 | 1123 | case ETH_SS_TEST: |
d2c47b62 JH |
1124 | for (i = 0; i < IXGBE_TEST_LEN; i++) { |
1125 | memcpy(data, ixgbe_gstrings_test[i], ETH_GSTRING_LEN); | |
1126 | data += ETH_GSTRING_LEN; | |
1127 | } | |
da4dd0f7 | 1128 | break; |
9a799d71 AK |
1129 | case ETH_SS_STATS: |
1130 | for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) { | |
1131 | memcpy(p, ixgbe_gstrings_stats[i].stat_string, | |
1132 | ETH_GSTRING_LEN); | |
1133 | p += ETH_GSTRING_LEN; | |
1134 | } | |
9cc00b51 | 1135 | for (i = 0; i < netdev->num_tx_queues; i++) { |
9a799d71 AK |
1136 | sprintf(p, "tx_queue_%u_packets", i); |
1137 | p += ETH_GSTRING_LEN; | |
1138 | sprintf(p, "tx_queue_%u_bytes", i); | |
1139 | p += ETH_GSTRING_LEN; | |
7e15b90f | 1140 | #ifdef LL_EXTENDED_STATS |
9c432ada | 1141 | sprintf(p, "tx_queue_%u_ll_napi_yield", i); |
7e15b90f | 1142 | p += ETH_GSTRING_LEN; |
9c432ada | 1143 | sprintf(p, "tx_queue_%u_ll_misses", i); |
7e15b90f | 1144 | p += ETH_GSTRING_LEN; |
9c432ada | 1145 | sprintf(p, "tx_queue_%u_ll_cleaned", i); |
7e15b90f ET |
1146 | p += ETH_GSTRING_LEN; |
1147 | #endif /* LL_EXTENDED_STATS */ | |
9a799d71 | 1148 | } |
9cc00b51 | 1149 | for (i = 0; i < IXGBE_NUM_RX_QUEUES; i++) { |
9a799d71 AK |
1150 | sprintf(p, "rx_queue_%u_packets", i); |
1151 | p += ETH_GSTRING_LEN; | |
1152 | sprintf(p, "rx_queue_%u_bytes", i); | |
1153 | p += ETH_GSTRING_LEN; | |
7e15b90f | 1154 | #ifdef LL_EXTENDED_STATS |
9c432ada | 1155 | sprintf(p, "rx_queue_%u_ll_poll_yield", i); |
7e15b90f | 1156 | p += ETH_GSTRING_LEN; |
9c432ada | 1157 | sprintf(p, "rx_queue_%u_ll_misses", i); |
7e15b90f | 1158 | p += ETH_GSTRING_LEN; |
9c432ada | 1159 | sprintf(p, "rx_queue_%u_ll_cleaned", i); |
7e15b90f ET |
1160 | p += ETH_GSTRING_LEN; |
1161 | #endif /* LL_EXTENDED_STATS */ | |
9a799d71 | 1162 | } |
9cc00b51 JF |
1163 | for (i = 0; i < IXGBE_MAX_PACKET_BUFFERS; i++) { |
1164 | sprintf(p, "tx_pb_%u_pxon", i); | |
1165 | p += ETH_GSTRING_LEN; | |
1166 | sprintf(p, "tx_pb_%u_pxoff", i); | |
1167 | p += ETH_GSTRING_LEN; | |
1168 | } | |
1169 | for (i = 0; i < IXGBE_MAX_PACKET_BUFFERS; i++) { | |
1170 | sprintf(p, "rx_pb_%u_pxon", i); | |
1171 | p += ETH_GSTRING_LEN; | |
1172 | sprintf(p, "rx_pb_%u_pxoff", i); | |
1173 | p += ETH_GSTRING_LEN; | |
2f90b865 | 1174 | } |
b4617240 | 1175 | /* BUG_ON(p - data != IXGBE_STATS_LEN * ETH_GSTRING_LEN); */ |
9a799d71 AK |
1176 | break; |
1177 | } | |
1178 | } | |
1179 | ||
da4dd0f7 PWJ |
1180 | static int ixgbe_link_test(struct ixgbe_adapter *adapter, u64 *data) |
1181 | { | |
1182 | struct ixgbe_hw *hw = &adapter->hw; | |
1183 | bool link_up; | |
1184 | u32 link_speed = 0; | |
1185 | *data = 0; | |
1186 | ||
1187 | hw->mac.ops.check_link(hw, &link_speed, &link_up, true); | |
1188 | if (link_up) | |
1189 | return *data; | |
1190 | else | |
1191 | *data = 1; | |
1192 | return *data; | |
1193 | } | |
1194 | ||
1195 | /* ethtool register test data */ | |
1196 | struct ixgbe_reg_test { | |
1197 | u16 reg; | |
1198 | u8 array_len; | |
1199 | u8 test_type; | |
1200 | u32 mask; | |
1201 | u32 write; | |
1202 | }; | |
1203 | ||
1204 | /* In the hardware, registers are laid out either singly, in arrays | |
1205 | * spaced 0x40 bytes apart, or in contiguous tables. We assume | |
1206 | * most tests take place on arrays or single registers (handled | |
1207 | * as a single-element array) and special-case the tables. | |
1208 | * Table tests are always pattern tests. | |
1209 | * | |
1210 | * We also make provision for some required setup steps by specifying | |
1211 | * registers to be written without any read-back testing. | |
1212 | */ | |
1213 | ||
1214 | #define PATTERN_TEST 1 | |
1215 | #define SET_READ_TEST 2 | |
1216 | #define WRITE_NO_TEST 3 | |
1217 | #define TABLE32_TEST 4 | |
1218 | #define TABLE64_TEST_LO 5 | |
1219 | #define TABLE64_TEST_HI 6 | |
1220 | ||
1221 | /* default 82599 register test */ | |
66744500 | 1222 | static const struct ixgbe_reg_test reg_test_82599[] = { |
da4dd0f7 PWJ |
1223 | { IXGBE_FCRTL_82599(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, |
1224 | { IXGBE_FCRTH_82599(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, | |
1225 | { IXGBE_PFCTOP, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1226 | { IXGBE_VLNCTRL, 1, PATTERN_TEST, 0x00000000, 0x00000000 }, | |
1227 | { IXGBE_RDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFF80 }, | |
1228 | { IXGBE_RDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1229 | { IXGBE_RDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, | |
1230 | { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, IXGBE_RXDCTL_ENABLE }, | |
1231 | { IXGBE_RDT(0), 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, | |
1232 | { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, 0 }, | |
1233 | { IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, | |
1234 | { IXGBE_FCTTV(0), 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1235 | { IXGBE_TDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, | |
1236 | { IXGBE_TDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1237 | { IXGBE_TDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFF80 }, | |
1238 | { IXGBE_RXCTRL, 1, SET_READ_TEST, 0x00000001, 0x00000001 }, | |
1239 | { IXGBE_RAL(0), 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1240 | { IXGBE_RAL(0), 16, TABLE64_TEST_HI, 0x8001FFFF, 0x800CFFFF }, | |
1241 | { IXGBE_MTA(0), 128, TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1242 | { 0, 0, 0, 0 } | |
1243 | }; | |
1244 | ||
1245 | /* default 82598 register test */ | |
66744500 | 1246 | static const struct ixgbe_reg_test reg_test_82598[] = { |
da4dd0f7 PWJ |
1247 | { IXGBE_FCRTL(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, |
1248 | { IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, | |
1249 | { IXGBE_PFCTOP, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1250 | { IXGBE_VLNCTRL, 1, PATTERN_TEST, 0x00000000, 0x00000000 }, | |
1251 | { IXGBE_RDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, | |
1252 | { IXGBE_RDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1253 | { IXGBE_RDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, | |
1254 | /* Enable all four RX queues before testing. */ | |
1255 | { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, IXGBE_RXDCTL_ENABLE }, | |
1256 | /* RDH is read-only for 82598, only test RDT. */ | |
1257 | { IXGBE_RDT(0), 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, | |
1258 | { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, 0 }, | |
1259 | { IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, | |
1260 | { IXGBE_FCTTV(0), 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1261 | { IXGBE_TIPG, 1, PATTERN_TEST, 0x000000FF, 0x000000FF }, | |
1262 | { IXGBE_TDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, | |
1263 | { IXGBE_TDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1264 | { IXGBE_TDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, | |
1265 | { IXGBE_RXCTRL, 1, SET_READ_TEST, 0x00000003, 0x00000003 }, | |
1266 | { IXGBE_DTXCTL, 1, SET_READ_TEST, 0x00000005, 0x00000005 }, | |
1267 | { IXGBE_RAL(0), 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1268 | { IXGBE_RAL(0), 16, TABLE64_TEST_HI, 0x800CFFFF, 0x800CFFFF }, | |
1269 | { IXGBE_MTA(0), 128, TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1270 | { 0, 0, 0, 0 } | |
1271 | }; | |
1272 | ||
95a46011 ET |
1273 | static bool reg_pattern_test(struct ixgbe_adapter *adapter, u64 *data, int reg, |
1274 | u32 mask, u32 write) | |
1275 | { | |
1276 | u32 pat, val, before; | |
1277 | static const u32 test_pattern[] = { | |
1278 | 0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; | |
1279 | ||
1280 | for (pat = 0; pat < ARRAY_SIZE(test_pattern); pat++) { | |
1281 | before = readl(adapter->hw.hw_addr + reg); | |
1282 | writel((test_pattern[pat] & write), | |
1283 | (adapter->hw.hw_addr + reg)); | |
1284 | val = readl(adapter->hw.hw_addr + reg); | |
1285 | if (val != (test_pattern[pat] & write & mask)) { | |
1286 | e_err(drv, "pattern test reg %04X failed: got " | |
1287 | "0x%08X expected 0x%08X\n", | |
1288 | reg, val, (test_pattern[pat] & write & mask)); | |
1289 | *data = reg; | |
1290 | writel(before, adapter->hw.hw_addr + reg); | |
1291 | return 1; | |
1292 | } | |
1293 | writel(before, adapter->hw.hw_addr + reg); | |
1294 | } | |
1295 | return 0; | |
da4dd0f7 PWJ |
1296 | } |
1297 | ||
95a46011 ET |
1298 | static bool reg_set_and_check(struct ixgbe_adapter *adapter, u64 *data, int reg, |
1299 | u32 mask, u32 write) | |
1300 | { | |
1301 | u32 val, before; | |
1302 | before = readl(adapter->hw.hw_addr + reg); | |
1303 | writel((write & mask), (adapter->hw.hw_addr + reg)); | |
1304 | val = readl(adapter->hw.hw_addr + reg); | |
1305 | if ((write & mask) != (val & mask)) { | |
1306 | e_err(drv, "set/check reg %04X test failed: got 0x%08X " | |
1307 | "expected 0x%08X\n", reg, (val & mask), (write & mask)); | |
1308 | *data = reg; | |
1309 | writel(before, (adapter->hw.hw_addr + reg)); | |
1310 | return 1; | |
1311 | } | |
1312 | writel(before, (adapter->hw.hw_addr + reg)); | |
1313 | return 0; | |
da4dd0f7 PWJ |
1314 | } |
1315 | ||
95a46011 ET |
1316 | #define REG_PATTERN_TEST(reg, mask, write) \ |
1317 | do { \ | |
1318 | if (reg_pattern_test(adapter, data, reg, mask, write)) \ | |
1319 | return 1; \ | |
1320 | } while (0) \ | |
1321 | ||
1322 | ||
1323 | #define REG_SET_AND_CHECK(reg, mask, write) \ | |
1324 | do { \ | |
1325 | if (reg_set_and_check(adapter, data, reg, mask, write)) \ | |
1326 | return 1; \ | |
1327 | } while (0) \ | |
1328 | ||
da4dd0f7 PWJ |
1329 | static int ixgbe_reg_test(struct ixgbe_adapter *adapter, u64 *data) |
1330 | { | |
66744500 | 1331 | const struct ixgbe_reg_test *test; |
da4dd0f7 PWJ |
1332 | u32 value, before, after; |
1333 | u32 i, toggle; | |
1334 | ||
bd508178 AD |
1335 | switch (adapter->hw.mac.type) { |
1336 | case ixgbe_mac_82598EB: | |
da4dd0f7 PWJ |
1337 | toggle = 0x7FFFF3FF; |
1338 | test = reg_test_82598; | |
bd508178 AD |
1339 | break; |
1340 | case ixgbe_mac_82599EB: | |
b93a2226 | 1341 | case ixgbe_mac_X540: |
bd508178 AD |
1342 | toggle = 0x7FFFF30F; |
1343 | test = reg_test_82599; | |
1344 | break; | |
1345 | default: | |
1346 | *data = 1; | |
1347 | return 1; | |
1348 | break; | |
da4dd0f7 PWJ |
1349 | } |
1350 | ||
1351 | /* | |
1352 | * Because the status register is such a special case, | |
1353 | * we handle it separately from the rest of the register | |
1354 | * tests. Some bits are read-only, some toggle, and some | |
1355 | * are writeable on newer MACs. | |
1356 | */ | |
1357 | before = IXGBE_READ_REG(&adapter->hw, IXGBE_STATUS); | |
1358 | value = (IXGBE_READ_REG(&adapter->hw, IXGBE_STATUS) & toggle); | |
1359 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_STATUS, toggle); | |
1360 | after = IXGBE_READ_REG(&adapter->hw, IXGBE_STATUS) & toggle; | |
1361 | if (value != after) { | |
396e799c ET |
1362 | e_err(drv, "failed STATUS register test got: 0x%08X " |
1363 | "expected: 0x%08X\n", after, value); | |
da4dd0f7 PWJ |
1364 | *data = 1; |
1365 | return 1; | |
1366 | } | |
1367 | /* restore previous status */ | |
1368 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_STATUS, before); | |
1369 | ||
1370 | /* | |
1371 | * Perform the remainder of the register test, looping through | |
1372 | * the test table until we either fail or reach the null entry. | |
1373 | */ | |
1374 | while (test->reg) { | |
1375 | for (i = 0; i < test->array_len; i++) { | |
1376 | switch (test->test_type) { | |
1377 | case PATTERN_TEST: | |
1378 | REG_PATTERN_TEST(test->reg + (i * 0x40), | |
95a46011 ET |
1379 | test->mask, |
1380 | test->write); | |
da4dd0f7 PWJ |
1381 | break; |
1382 | case SET_READ_TEST: | |
1383 | REG_SET_AND_CHECK(test->reg + (i * 0x40), | |
95a46011 ET |
1384 | test->mask, |
1385 | test->write); | |
da4dd0f7 PWJ |
1386 | break; |
1387 | case WRITE_NO_TEST: | |
1388 | writel(test->write, | |
1389 | (adapter->hw.hw_addr + test->reg) | |
1390 | + (i * 0x40)); | |
1391 | break; | |
1392 | case TABLE32_TEST: | |
1393 | REG_PATTERN_TEST(test->reg + (i * 4), | |
95a46011 ET |
1394 | test->mask, |
1395 | test->write); | |
da4dd0f7 PWJ |
1396 | break; |
1397 | case TABLE64_TEST_LO: | |
1398 | REG_PATTERN_TEST(test->reg + (i * 8), | |
95a46011 ET |
1399 | test->mask, |
1400 | test->write); | |
da4dd0f7 PWJ |
1401 | break; |
1402 | case TABLE64_TEST_HI: | |
1403 | REG_PATTERN_TEST((test->reg + 4) + (i * 8), | |
95a46011 ET |
1404 | test->mask, |
1405 | test->write); | |
da4dd0f7 PWJ |
1406 | break; |
1407 | } | |
1408 | } | |
1409 | test++; | |
1410 | } | |
1411 | ||
1412 | *data = 0; | |
1413 | return 0; | |
1414 | } | |
1415 | ||
1416 | static int ixgbe_eeprom_test(struct ixgbe_adapter *adapter, u64 *data) | |
1417 | { | |
1418 | struct ixgbe_hw *hw = &adapter->hw; | |
1419 | if (hw->eeprom.ops.validate_checksum(hw, NULL)) | |
1420 | *data = 1; | |
1421 | else | |
1422 | *data = 0; | |
1423 | return *data; | |
1424 | } | |
1425 | ||
1426 | static irqreturn_t ixgbe_test_intr(int irq, void *data) | |
1427 | { | |
1428 | struct net_device *netdev = (struct net_device *) data; | |
1429 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
1430 | ||
1431 | adapter->test_icr |= IXGBE_READ_REG(&adapter->hw, IXGBE_EICR); | |
1432 | ||
1433 | return IRQ_HANDLED; | |
1434 | } | |
1435 | ||
1436 | static int ixgbe_intr_test(struct ixgbe_adapter *adapter, u64 *data) | |
1437 | { | |
1438 | struct net_device *netdev = adapter->netdev; | |
1439 | u32 mask, i = 0, shared_int = true; | |
1440 | u32 irq = adapter->pdev->irq; | |
1441 | ||
1442 | *data = 0; | |
1443 | ||
1444 | /* Hook up test interrupt handler just for this test */ | |
1445 | if (adapter->msix_entries) { | |
1446 | /* NOTE: we don't test MSI-X interrupts here, yet */ | |
1447 | return 0; | |
1448 | } else if (adapter->flags & IXGBE_FLAG_MSI_ENABLED) { | |
1449 | shared_int = false; | |
a0607fd3 | 1450 | if (request_irq(irq, ixgbe_test_intr, 0, netdev->name, |
da4dd0f7 PWJ |
1451 | netdev)) { |
1452 | *data = 1; | |
1453 | return -1; | |
1454 | } | |
a0607fd3 | 1455 | } else if (!request_irq(irq, ixgbe_test_intr, IRQF_PROBE_SHARED, |
da4dd0f7 PWJ |
1456 | netdev->name, netdev)) { |
1457 | shared_int = false; | |
a0607fd3 | 1458 | } else if (request_irq(irq, ixgbe_test_intr, IRQF_SHARED, |
da4dd0f7 PWJ |
1459 | netdev->name, netdev)) { |
1460 | *data = 1; | |
1461 | return -1; | |
1462 | } | |
396e799c ET |
1463 | e_info(hw, "testing %s interrupt\n", shared_int ? |
1464 | "shared" : "unshared"); | |
da4dd0f7 PWJ |
1465 | |
1466 | /* Disable all the interrupts */ | |
1467 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 0xFFFFFFFF); | |
945a5151 | 1468 | IXGBE_WRITE_FLUSH(&adapter->hw); |
032b4325 | 1469 | usleep_range(10000, 20000); |
da4dd0f7 PWJ |
1470 | |
1471 | /* Test each interrupt */ | |
1472 | for (; i < 10; i++) { | |
1473 | /* Interrupt to test */ | |
1474 | mask = 1 << i; | |
1475 | ||
1476 | if (!shared_int) { | |
1477 | /* | |
1478 | * Disable the interrupts to be reported in | |
1479 | * the cause register and then force the same | |
1480 | * interrupt and see if one gets posted. If | |
1481 | * an interrupt was posted to the bus, the | |
1482 | * test failed. | |
1483 | */ | |
1484 | adapter->test_icr = 0; | |
1485 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, | |
1486 | ~mask & 0x00007FFF); | |
1487 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, | |
1488 | ~mask & 0x00007FFF); | |
945a5151 | 1489 | IXGBE_WRITE_FLUSH(&adapter->hw); |
032b4325 | 1490 | usleep_range(10000, 20000); |
da4dd0f7 PWJ |
1491 | |
1492 | if (adapter->test_icr & mask) { | |
1493 | *data = 3; | |
1494 | break; | |
1495 | } | |
1496 | } | |
1497 | ||
1498 | /* | |
1499 | * Enable the interrupt to be reported in the cause | |
1500 | * register and then force the same interrupt and see | |
1501 | * if one gets posted. If an interrupt was not posted | |
1502 | * to the bus, the test failed. | |
1503 | */ | |
1504 | adapter->test_icr = 0; | |
1505 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMS, mask); | |
1506 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, mask); | |
945a5151 | 1507 | IXGBE_WRITE_FLUSH(&adapter->hw); |
032b4325 | 1508 | usleep_range(10000, 20000); |
da4dd0f7 PWJ |
1509 | |
1510 | if (!(adapter->test_icr &mask)) { | |
1511 | *data = 4; | |
1512 | break; | |
1513 | } | |
1514 | ||
1515 | if (!shared_int) { | |
1516 | /* | |
1517 | * Disable the other interrupts to be reported in | |
1518 | * the cause register and then force the other | |
1519 | * interrupts and see if any get posted. If | |
1520 | * an interrupt was posted to the bus, the | |
1521 | * test failed. | |
1522 | */ | |
1523 | adapter->test_icr = 0; | |
1524 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, | |
1525 | ~mask & 0x00007FFF); | |
1526 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, | |
1527 | ~mask & 0x00007FFF); | |
945a5151 | 1528 | IXGBE_WRITE_FLUSH(&adapter->hw); |
032b4325 | 1529 | usleep_range(10000, 20000); |
da4dd0f7 PWJ |
1530 | |
1531 | if (adapter->test_icr) { | |
1532 | *data = 5; | |
1533 | break; | |
1534 | } | |
1535 | } | |
1536 | } | |
1537 | ||
1538 | /* Disable all the interrupts */ | |
1539 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 0xFFFFFFFF); | |
945a5151 | 1540 | IXGBE_WRITE_FLUSH(&adapter->hw); |
032b4325 | 1541 | usleep_range(10000, 20000); |
da4dd0f7 PWJ |
1542 | |
1543 | /* Unhook test interrupt handler */ | |
1544 | free_irq(irq, netdev); | |
1545 | ||
1546 | return *data; | |
1547 | } | |
1548 | ||
1549 | static void ixgbe_free_desc_rings(struct ixgbe_adapter *adapter) | |
1550 | { | |
1551 | struct ixgbe_ring *tx_ring = &adapter->test_tx_ring; | |
1552 | struct ixgbe_ring *rx_ring = &adapter->test_rx_ring; | |
1553 | struct ixgbe_hw *hw = &adapter->hw; | |
da4dd0f7 | 1554 | u32 reg_ctl; |
da4dd0f7 PWJ |
1555 | |
1556 | /* shut down the DMA engines now so they can be reinitialized later */ | |
1557 | ||
1558 | /* first Rx */ | |
1559 | reg_ctl = IXGBE_READ_REG(hw, IXGBE_RXCTRL); | |
1560 | reg_ctl &= ~IXGBE_RXCTRL_RXEN; | |
1561 | IXGBE_WRITE_REG(hw, IXGBE_RXCTRL, reg_ctl); | |
2d39d576 | 1562 | ixgbe_disable_rx_queue(adapter, rx_ring); |
da4dd0f7 PWJ |
1563 | |
1564 | /* now Tx */ | |
84418e3b | 1565 | reg_ctl = IXGBE_READ_REG(hw, IXGBE_TXDCTL(tx_ring->reg_idx)); |
da4dd0f7 | 1566 | reg_ctl &= ~IXGBE_TXDCTL_ENABLE; |
84418e3b AD |
1567 | IXGBE_WRITE_REG(hw, IXGBE_TXDCTL(tx_ring->reg_idx), reg_ctl); |
1568 | ||
bd508178 AD |
1569 | switch (hw->mac.type) { |
1570 | case ixgbe_mac_82599EB: | |
b93a2226 | 1571 | case ixgbe_mac_X540: |
da4dd0f7 PWJ |
1572 | reg_ctl = IXGBE_READ_REG(hw, IXGBE_DMATXCTL); |
1573 | reg_ctl &= ~IXGBE_DMATXCTL_TE; | |
1574 | IXGBE_WRITE_REG(hw, IXGBE_DMATXCTL, reg_ctl); | |
bd508178 AD |
1575 | break; |
1576 | default: | |
1577 | break; | |
da4dd0f7 PWJ |
1578 | } |
1579 | ||
1580 | ixgbe_reset(adapter); | |
1581 | ||
b6ec895e AD |
1582 | ixgbe_free_tx_resources(&adapter->test_tx_ring); |
1583 | ixgbe_free_rx_resources(&adapter->test_rx_ring); | |
da4dd0f7 PWJ |
1584 | } |
1585 | ||
1586 | static int ixgbe_setup_desc_rings(struct ixgbe_adapter *adapter) | |
1587 | { | |
1588 | struct ixgbe_ring *tx_ring = &adapter->test_tx_ring; | |
1589 | struct ixgbe_ring *rx_ring = &adapter->test_rx_ring; | |
da4dd0f7 | 1590 | u32 rctl, reg_data; |
84418e3b AD |
1591 | int ret_val; |
1592 | int err; | |
da4dd0f7 PWJ |
1593 | |
1594 | /* Setup Tx descriptor ring and Tx buffers */ | |
84418e3b AD |
1595 | tx_ring->count = IXGBE_DEFAULT_TXD; |
1596 | tx_ring->queue_index = 0; | |
b6ec895e | 1597 | tx_ring->dev = &adapter->pdev->dev; |
fc77dc3c | 1598 | tx_ring->netdev = adapter->netdev; |
84418e3b | 1599 | tx_ring->reg_idx = adapter->tx_ring[0]->reg_idx; |
da4dd0f7 | 1600 | |
b6ec895e | 1601 | err = ixgbe_setup_tx_resources(tx_ring); |
84418e3b AD |
1602 | if (err) |
1603 | return 1; | |
da4dd0f7 | 1604 | |
bd508178 AD |
1605 | switch (adapter->hw.mac.type) { |
1606 | case ixgbe_mac_82599EB: | |
b93a2226 | 1607 | case ixgbe_mac_X540: |
da4dd0f7 PWJ |
1608 | reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_DMATXCTL); |
1609 | reg_data |= IXGBE_DMATXCTL_TE; | |
1610 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_DMATXCTL, reg_data); | |
bd508178 AD |
1611 | break; |
1612 | default: | |
1613 | break; | |
da4dd0f7 | 1614 | } |
f4ec443b | 1615 | |
84418e3b | 1616 | ixgbe_configure_tx_ring(adapter, tx_ring); |
da4dd0f7 PWJ |
1617 | |
1618 | /* Setup Rx Descriptor ring and Rx buffers */ | |
84418e3b AD |
1619 | rx_ring->count = IXGBE_DEFAULT_RXD; |
1620 | rx_ring->queue_index = 0; | |
b6ec895e | 1621 | rx_ring->dev = &adapter->pdev->dev; |
fc77dc3c | 1622 | rx_ring->netdev = adapter->netdev; |
84418e3b | 1623 | rx_ring->reg_idx = adapter->rx_ring[0]->reg_idx; |
84418e3b | 1624 | |
b6ec895e | 1625 | err = ixgbe_setup_rx_resources(rx_ring); |
84418e3b | 1626 | if (err) { |
da4dd0f7 PWJ |
1627 | ret_val = 4; |
1628 | goto err_nomem; | |
1629 | } | |
1630 | ||
da4dd0f7 PWJ |
1631 | rctl = IXGBE_READ_REG(&adapter->hw, IXGBE_RXCTRL); |
1632 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_RXCTRL, rctl & ~IXGBE_RXCTRL_RXEN); | |
da4dd0f7 | 1633 | |
84418e3b | 1634 | ixgbe_configure_rx_ring(adapter, rx_ring); |
da4dd0f7 PWJ |
1635 | |
1636 | rctl |= IXGBE_RXCTRL_RXEN | IXGBE_RXCTRL_DMBYPS; | |
1637 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_RXCTRL, rctl); | |
1638 | ||
da4dd0f7 PWJ |
1639 | return 0; |
1640 | ||
1641 | err_nomem: | |
1642 | ixgbe_free_desc_rings(adapter); | |
1643 | return ret_val; | |
1644 | } | |
1645 | ||
1646 | static int ixgbe_setup_loopback_test(struct ixgbe_adapter *adapter) | |
1647 | { | |
1648 | struct ixgbe_hw *hw = &adapter->hw; | |
1649 | u32 reg_data; | |
1650 | ||
e7fd9253 | 1651 | |
84418e3b | 1652 | /* Setup MAC loopback */ |
26b4742b | 1653 | reg_data = IXGBE_READ_REG(hw, IXGBE_HLREG0); |
da4dd0f7 | 1654 | reg_data |= IXGBE_HLREG0_LPBK; |
35c7f8a1 | 1655 | IXGBE_WRITE_REG(hw, IXGBE_HLREG0, reg_data); |
da4dd0f7 | 1656 | |
35c7f8a1 | 1657 | reg_data = IXGBE_READ_REG(hw, IXGBE_FCTRL); |
84418e3b | 1658 | reg_data |= IXGBE_FCTRL_BAM | IXGBE_FCTRL_SBP | IXGBE_FCTRL_MPE; |
35c7f8a1 | 1659 | IXGBE_WRITE_REG(hw, IXGBE_FCTRL, reg_data); |
84418e3b | 1660 | |
26b4742b ET |
1661 | /* X540 needs to set the MACC.FLU bit to force link up */ |
1662 | if (adapter->hw.mac.type == ixgbe_mac_X540) { | |
1663 | reg_data = IXGBE_READ_REG(hw, IXGBE_MACC); | |
1664 | reg_data |= IXGBE_MACC_FLU; | |
1665 | IXGBE_WRITE_REG(hw, IXGBE_MACC, reg_data); | |
1666 | } else { | |
1667 | if (hw->mac.orig_autoc) { | |
1668 | reg_data = hw->mac.orig_autoc | IXGBE_AUTOC_FLU; | |
1669 | IXGBE_WRITE_REG(hw, IXGBE_AUTOC, reg_data); | |
1670 | } else { | |
1671 | return 10; | |
1672 | } | |
1673 | } | |
35c7f8a1 | 1674 | IXGBE_WRITE_FLUSH(hw); |
032b4325 | 1675 | usleep_range(10000, 20000); |
da4dd0f7 PWJ |
1676 | |
1677 | /* Disable Atlas Tx lanes; re-enabled in reset path */ | |
1678 | if (hw->mac.type == ixgbe_mac_82598EB) { | |
1679 | u8 atlas; | |
1680 | ||
1681 | hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK, &atlas); | |
1682 | atlas |= IXGBE_ATLAS_PDN_TX_REG_EN; | |
1683 | hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK, atlas); | |
1684 | ||
1685 | hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_10G, &atlas); | |
1686 | atlas |= IXGBE_ATLAS_PDN_TX_10G_QL_ALL; | |
1687 | hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_10G, atlas); | |
1688 | ||
1689 | hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_1G, &atlas); | |
1690 | atlas |= IXGBE_ATLAS_PDN_TX_1G_QL_ALL; | |
1691 | hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_1G, atlas); | |
1692 | ||
1693 | hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_AN, &atlas); | |
1694 | atlas |= IXGBE_ATLAS_PDN_TX_AN_QL_ALL; | |
1695 | hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_AN, atlas); | |
1696 | } | |
1697 | ||
1698 | return 0; | |
1699 | } | |
1700 | ||
1701 | static void ixgbe_loopback_cleanup(struct ixgbe_adapter *adapter) | |
1702 | { | |
1703 | u32 reg_data; | |
1704 | ||
1705 | reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_HLREG0); | |
1706 | reg_data &= ~IXGBE_HLREG0_LPBK; | |
1707 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_HLREG0, reg_data); | |
1708 | } | |
1709 | ||
1710 | static void ixgbe_create_lbtest_frame(struct sk_buff *skb, | |
3832b26e | 1711 | unsigned int frame_size) |
da4dd0f7 PWJ |
1712 | { |
1713 | memset(skb->data, 0xFF, frame_size); | |
3832b26e AD |
1714 | frame_size >>= 1; |
1715 | memset(&skb->data[frame_size], 0xAA, frame_size / 2 - 1); | |
1716 | memset(&skb->data[frame_size + 10], 0xBE, 1); | |
1717 | memset(&skb->data[frame_size + 12], 0xAF, 1); | |
da4dd0f7 PWJ |
1718 | } |
1719 | ||
3832b26e AD |
1720 | static bool ixgbe_check_lbtest_frame(struct ixgbe_rx_buffer *rx_buffer, |
1721 | unsigned int frame_size) | |
da4dd0f7 | 1722 | { |
3832b26e AD |
1723 | unsigned char *data; |
1724 | bool match = true; | |
1725 | ||
1726 | frame_size >>= 1; | |
1727 | ||
f800326d | 1728 | data = kmap(rx_buffer->page) + rx_buffer->page_offset; |
3832b26e AD |
1729 | |
1730 | if (data[3] != 0xFF || | |
1731 | data[frame_size + 10] != 0xBE || | |
1732 | data[frame_size + 12] != 0xAF) | |
1733 | match = false; | |
1734 | ||
f800326d AD |
1735 | kunmap(rx_buffer->page); |
1736 | ||
3832b26e | 1737 | return match; |
da4dd0f7 PWJ |
1738 | } |
1739 | ||
fc77dc3c | 1740 | static u16 ixgbe_clean_test_rings(struct ixgbe_ring *rx_ring, |
3832b26e AD |
1741 | struct ixgbe_ring *tx_ring, |
1742 | unsigned int size) | |
84418e3b AD |
1743 | { |
1744 | union ixgbe_adv_rx_desc *rx_desc; | |
3832b26e AD |
1745 | struct ixgbe_rx_buffer *rx_buffer; |
1746 | struct ixgbe_tx_buffer *tx_buffer; | |
84418e3b AD |
1747 | u16 rx_ntc, tx_ntc, count = 0; |
1748 | ||
1749 | /* initialize next to clean and descriptor values */ | |
1750 | rx_ntc = rx_ring->next_to_clean; | |
1751 | tx_ntc = tx_ring->next_to_clean; | |
e4f74028 | 1752 | rx_desc = IXGBE_RX_DESC(rx_ring, rx_ntc); |
84418e3b | 1753 | |
3832b26e | 1754 | while (ixgbe_test_staterr(rx_desc, IXGBE_RXD_STAT_DD)) { |
84418e3b | 1755 | /* check Rx buffer */ |
3832b26e | 1756 | rx_buffer = &rx_ring->rx_buffer_info[rx_ntc]; |
84418e3b | 1757 | |
f800326d AD |
1758 | /* sync Rx buffer for CPU read */ |
1759 | dma_sync_single_for_cpu(rx_ring->dev, | |
1760 | rx_buffer->dma, | |
1761 | ixgbe_rx_bufsz(rx_ring), | |
1762 | DMA_FROM_DEVICE); | |
84418e3b AD |
1763 | |
1764 | /* verify contents of skb */ | |
3832b26e | 1765 | if (ixgbe_check_lbtest_frame(rx_buffer, size)) |
84418e3b AD |
1766 | count++; |
1767 | ||
f800326d AD |
1768 | /* sync Rx buffer for device write */ |
1769 | dma_sync_single_for_device(rx_ring->dev, | |
1770 | rx_buffer->dma, | |
1771 | ixgbe_rx_bufsz(rx_ring), | |
1772 | DMA_FROM_DEVICE); | |
1773 | ||
84418e3b | 1774 | /* unmap buffer on Tx side */ |
3832b26e AD |
1775 | tx_buffer = &tx_ring->tx_buffer_info[tx_ntc]; |
1776 | ixgbe_unmap_and_free_tx_resource(tx_ring, tx_buffer); | |
84418e3b AD |
1777 | |
1778 | /* increment Rx/Tx next to clean counters */ | |
1779 | rx_ntc++; | |
1780 | if (rx_ntc == rx_ring->count) | |
1781 | rx_ntc = 0; | |
1782 | tx_ntc++; | |
1783 | if (tx_ntc == tx_ring->count) | |
1784 | tx_ntc = 0; | |
1785 | ||
1786 | /* fetch next descriptor */ | |
e4f74028 | 1787 | rx_desc = IXGBE_RX_DESC(rx_ring, rx_ntc); |
84418e3b AD |
1788 | } |
1789 | ||
dad8a3b3 JF |
1790 | netdev_tx_reset_queue(txring_txq(tx_ring)); |
1791 | ||
84418e3b | 1792 | /* re-map buffers to ring, store next to clean values */ |
fc77dc3c | 1793 | ixgbe_alloc_rx_buffers(rx_ring, count); |
84418e3b AD |
1794 | rx_ring->next_to_clean = rx_ntc; |
1795 | tx_ring->next_to_clean = tx_ntc; | |
1796 | ||
1797 | return count; | |
1798 | } | |
1799 | ||
da4dd0f7 PWJ |
1800 | static int ixgbe_run_loopback_test(struct ixgbe_adapter *adapter) |
1801 | { | |
1802 | struct ixgbe_ring *tx_ring = &adapter->test_tx_ring; | |
1803 | struct ixgbe_ring *rx_ring = &adapter->test_rx_ring; | |
84418e3b AD |
1804 | int i, j, lc, good_cnt, ret_val = 0; |
1805 | unsigned int size = 1024; | |
1806 | netdev_tx_t tx_ret_val; | |
1807 | struct sk_buff *skb; | |
91ffdc84 ET |
1808 | u32 flags_orig = adapter->flags; |
1809 | ||
1810 | /* DCB can modify the frames on Tx */ | |
1811 | adapter->flags &= ~IXGBE_FLAG_DCB_ENABLED; | |
84418e3b AD |
1812 | |
1813 | /* allocate test skb */ | |
1814 | skb = alloc_skb(size, GFP_KERNEL); | |
1815 | if (!skb) | |
1816 | return 11; | |
da4dd0f7 | 1817 | |
84418e3b AD |
1818 | /* place data into test skb */ |
1819 | ixgbe_create_lbtest_frame(skb, size); | |
1820 | skb_put(skb, size); | |
da4dd0f7 PWJ |
1821 | |
1822 | /* | |
1823 | * Calculate the loop count based on the largest descriptor ring | |
1824 | * The idea is to wrap the largest ring a number of times using 64 | |
1825 | * send/receive pairs during each loop | |
1826 | */ | |
1827 | ||
1828 | if (rx_ring->count <= tx_ring->count) | |
1829 | lc = ((tx_ring->count / 64) * 2) + 1; | |
1830 | else | |
1831 | lc = ((rx_ring->count / 64) * 2) + 1; | |
1832 | ||
da4dd0f7 | 1833 | for (j = 0; j <= lc; j++) { |
84418e3b | 1834 | /* reset count of good packets */ |
da4dd0f7 | 1835 | good_cnt = 0; |
84418e3b AD |
1836 | |
1837 | /* place 64 packets on the transmit queue*/ | |
1838 | for (i = 0; i < 64; i++) { | |
1839 | skb_get(skb); | |
1840 | tx_ret_val = ixgbe_xmit_frame_ring(skb, | |
84418e3b AD |
1841 | adapter, |
1842 | tx_ring); | |
1843 | if (tx_ret_val == NETDEV_TX_OK) | |
da4dd0f7 | 1844 | good_cnt++; |
84418e3b AD |
1845 | } |
1846 | ||
da4dd0f7 | 1847 | if (good_cnt != 64) { |
84418e3b | 1848 | ret_val = 12; |
da4dd0f7 PWJ |
1849 | break; |
1850 | } | |
84418e3b AD |
1851 | |
1852 | /* allow 200 milliseconds for packets to go from Tx to Rx */ | |
1853 | msleep(200); | |
1854 | ||
fc77dc3c | 1855 | good_cnt = ixgbe_clean_test_rings(rx_ring, tx_ring, size); |
84418e3b AD |
1856 | if (good_cnt != 64) { |
1857 | ret_val = 13; | |
da4dd0f7 PWJ |
1858 | break; |
1859 | } | |
1860 | } | |
1861 | ||
84418e3b AD |
1862 | /* free the original skb */ |
1863 | kfree_skb(skb); | |
91ffdc84 | 1864 | adapter->flags = flags_orig; |
84418e3b | 1865 | |
da4dd0f7 PWJ |
1866 | return ret_val; |
1867 | } | |
1868 | ||
1869 | static int ixgbe_loopback_test(struct ixgbe_adapter *adapter, u64 *data) | |
1870 | { | |
1871 | *data = ixgbe_setup_desc_rings(adapter); | |
1872 | if (*data) | |
1873 | goto out; | |
1874 | *data = ixgbe_setup_loopback_test(adapter); | |
1875 | if (*data) | |
1876 | goto err_loopback; | |
1877 | *data = ixgbe_run_loopback_test(adapter); | |
1878 | ixgbe_loopback_cleanup(adapter); | |
1879 | ||
1880 | err_loopback: | |
1881 | ixgbe_free_desc_rings(adapter); | |
1882 | out: | |
1883 | return *data; | |
1884 | } | |
1885 | ||
1886 | static void ixgbe_diag_test(struct net_device *netdev, | |
1887 | struct ethtool_test *eth_test, u64 *data) | |
1888 | { | |
1889 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
1890 | bool if_running = netif_running(netdev); | |
1891 | ||
1892 | set_bit(__IXGBE_TESTING, &adapter->state); | |
1893 | if (eth_test->flags == ETH_TEST_FL_OFFLINE) { | |
4ec375b1 ET |
1894 | struct ixgbe_hw *hw = &adapter->hw; |
1895 | ||
e7d481a6 GR |
1896 | if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) { |
1897 | int i; | |
1898 | for (i = 0; i < adapter->num_vfs; i++) { | |
1899 | if (adapter->vfinfo[i].clear_to_send) { | |
1900 | netdev_warn(netdev, "%s", | |
1901 | "offline diagnostic is not " | |
1902 | "supported when VFs are " | |
1903 | "present\n"); | |
1904 | data[0] = 1; | |
1905 | data[1] = 1; | |
1906 | data[2] = 1; | |
1907 | data[3] = 1; | |
1908 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1909 | clear_bit(__IXGBE_TESTING, | |
1910 | &adapter->state); | |
1911 | goto skip_ol_tests; | |
1912 | } | |
1913 | } | |
1914 | } | |
1915 | ||
dfcc4615 JK |
1916 | /* Offline tests */ |
1917 | e_info(hw, "offline testing starting\n"); | |
1918 | ||
dfcc4615 JK |
1919 | /* Link test performed before hardware reset so autoneg doesn't |
1920 | * interfere with test result | |
1921 | */ | |
1922 | if (ixgbe_link_test(adapter, &data[4])) | |
1923 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1924 | ||
4ec375b1 ET |
1925 | if (if_running) |
1926 | /* indicate we're in test mode */ | |
1927 | dev_close(netdev); | |
1928 | else | |
1929 | ixgbe_reset(adapter); | |
1930 | ||
396e799c | 1931 | e_info(hw, "register testing starting\n"); |
da4dd0f7 PWJ |
1932 | if (ixgbe_reg_test(adapter, &data[0])) |
1933 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1934 | ||
1935 | ixgbe_reset(adapter); | |
396e799c | 1936 | e_info(hw, "eeprom testing starting\n"); |
da4dd0f7 PWJ |
1937 | if (ixgbe_eeprom_test(adapter, &data[1])) |
1938 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1939 | ||
1940 | ixgbe_reset(adapter); | |
396e799c | 1941 | e_info(hw, "interrupt testing starting\n"); |
da4dd0f7 PWJ |
1942 | if (ixgbe_intr_test(adapter, &data[2])) |
1943 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1944 | ||
bdbec4b8 GR |
1945 | /* If SRIOV or VMDq is enabled then skip MAC |
1946 | * loopback diagnostic. */ | |
1947 | if (adapter->flags & (IXGBE_FLAG_SRIOV_ENABLED | | |
1948 | IXGBE_FLAG_VMDQ_ENABLED)) { | |
396e799c ET |
1949 | e_info(hw, "Skip MAC loopback diagnostic in VT " |
1950 | "mode\n"); | |
bdbec4b8 GR |
1951 | data[3] = 0; |
1952 | goto skip_loopback; | |
1953 | } | |
1954 | ||
da4dd0f7 | 1955 | ixgbe_reset(adapter); |
396e799c | 1956 | e_info(hw, "loopback testing starting\n"); |
da4dd0f7 PWJ |
1957 | if (ixgbe_loopback_test(adapter, &data[3])) |
1958 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1959 | ||
bdbec4b8 | 1960 | skip_loopback: |
da4dd0f7 PWJ |
1961 | ixgbe_reset(adapter); |
1962 | ||
dfcc4615 | 1963 | /* clear testing bit and return adapter to previous state */ |
da4dd0f7 PWJ |
1964 | clear_bit(__IXGBE_TESTING, &adapter->state); |
1965 | if (if_running) | |
1966 | dev_open(netdev); | |
4ec375b1 ET |
1967 | else if (hw->mac.ops.disable_tx_laser) |
1968 | hw->mac.ops.disable_tx_laser(hw); | |
da4dd0f7 | 1969 | } else { |
396e799c | 1970 | e_info(hw, "online testing starting\n"); |
dfcc4615 | 1971 | |
da4dd0f7 PWJ |
1972 | /* Online tests */ |
1973 | if (ixgbe_link_test(adapter, &data[4])) | |
1974 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1975 | ||
dfcc4615 | 1976 | /* Offline tests aren't run; pass by default */ |
da4dd0f7 PWJ |
1977 | data[0] = 0; |
1978 | data[1] = 0; | |
1979 | data[2] = 0; | |
1980 | data[3] = 0; | |
1981 | ||
1982 | clear_bit(__IXGBE_TESTING, &adapter->state); | |
1983 | } | |
dfcc4615 | 1984 | |
e7d481a6 | 1985 | skip_ol_tests: |
da4dd0f7 PWJ |
1986 | msleep_interruptible(4 * 1000); |
1987 | } | |
9a799d71 | 1988 | |
d6c519e1 AD |
1989 | static int ixgbe_wol_exclusion(struct ixgbe_adapter *adapter, |
1990 | struct ethtool_wolinfo *wol) | |
1991 | { | |
1992 | struct ixgbe_hw *hw = &adapter->hw; | |
8e2813f5 | 1993 | int retval = 0; |
c23f5b6b | 1994 | |
8e2813f5 JK |
1995 | /* WOL not supported for all devices */ |
1996 | if (!ixgbe_wol_supported(adapter, hw->device_id, | |
1997 | hw->subsystem_device_id)) { | |
1998 | retval = 1; | |
d6c519e1 | 1999 | wol->supported = 0; |
d6c519e1 AD |
2000 | } |
2001 | ||
2002 | return retval; | |
2003 | } | |
2004 | ||
9a799d71 | 2005 | static void ixgbe_get_wol(struct net_device *netdev, |
b4617240 | 2006 | struct ethtool_wolinfo *wol) |
9a799d71 | 2007 | { |
e63d9762 PW |
2008 | struct ixgbe_adapter *adapter = netdev_priv(netdev); |
2009 | ||
2010 | wol->supported = WAKE_UCAST | WAKE_MCAST | | |
2011 | WAKE_BCAST | WAKE_MAGIC; | |
9a799d71 AK |
2012 | wol->wolopts = 0; |
2013 | ||
d6c519e1 AD |
2014 | if (ixgbe_wol_exclusion(adapter, wol) || |
2015 | !device_can_wakeup(&adapter->pdev->dev)) | |
e63d9762 PW |
2016 | return; |
2017 | ||
2018 | if (adapter->wol & IXGBE_WUFC_EX) | |
2019 | wol->wolopts |= WAKE_UCAST; | |
2020 | if (adapter->wol & IXGBE_WUFC_MC) | |
2021 | wol->wolopts |= WAKE_MCAST; | |
2022 | if (adapter->wol & IXGBE_WUFC_BC) | |
2023 | wol->wolopts |= WAKE_BCAST; | |
2024 | if (adapter->wol & IXGBE_WUFC_MAG) | |
2025 | wol->wolopts |= WAKE_MAGIC; | |
9a799d71 AK |
2026 | } |
2027 | ||
e63d9762 PW |
2028 | static int ixgbe_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) |
2029 | { | |
2030 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
2031 | ||
2032 | if (wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE)) | |
2033 | return -EOPNOTSUPP; | |
2034 | ||
d6c519e1 AD |
2035 | if (ixgbe_wol_exclusion(adapter, wol)) |
2036 | return wol->wolopts ? -EOPNOTSUPP : 0; | |
2037 | ||
e63d9762 PW |
2038 | adapter->wol = 0; |
2039 | ||
2040 | if (wol->wolopts & WAKE_UCAST) | |
2041 | adapter->wol |= IXGBE_WUFC_EX; | |
2042 | if (wol->wolopts & WAKE_MCAST) | |
2043 | adapter->wol |= IXGBE_WUFC_MC; | |
2044 | if (wol->wolopts & WAKE_BCAST) | |
2045 | adapter->wol |= IXGBE_WUFC_BC; | |
2046 | if (wol->wolopts & WAKE_MAGIC) | |
2047 | adapter->wol |= IXGBE_WUFC_MAG; | |
2048 | ||
2049 | device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); | |
2050 | ||
2051 | return 0; | |
2052 | } | |
2053 | ||
9a799d71 AK |
2054 | static int ixgbe_nway_reset(struct net_device *netdev) |
2055 | { | |
2056 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
2057 | ||
d4f80882 AV |
2058 | if (netif_running(netdev)) |
2059 | ixgbe_reinit_locked(adapter); | |
9a799d71 AK |
2060 | |
2061 | return 0; | |
2062 | } | |
2063 | ||
66e6961c ET |
2064 | static int ixgbe_set_phys_id(struct net_device *netdev, |
2065 | enum ethtool_phys_id_state state) | |
9a799d71 AK |
2066 | { |
2067 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
c44ade9e | 2068 | struct ixgbe_hw *hw = &adapter->hw; |
9a799d71 | 2069 | |
66e6961c ET |
2070 | switch (state) { |
2071 | case ETHTOOL_ID_ACTIVE: | |
2072 | adapter->led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL); | |
2073 | return 2; | |
9a799d71 | 2074 | |
66e6961c | 2075 | case ETHTOOL_ID_ON: |
c44ade9e | 2076 | hw->mac.ops.led_on(hw, IXGBE_LED_ON); |
66e6961c ET |
2077 | break; |
2078 | ||
2079 | case ETHTOOL_ID_OFF: | |
c44ade9e | 2080 | hw->mac.ops.led_off(hw, IXGBE_LED_ON); |
66e6961c | 2081 | break; |
9a799d71 | 2082 | |
66e6961c ET |
2083 | case ETHTOOL_ID_INACTIVE: |
2084 | /* Restore LED settings */ | |
2085 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_LEDCTL, adapter->led_reg); | |
2086 | break; | |
2087 | } | |
9a799d71 AK |
2088 | |
2089 | return 0; | |
2090 | } | |
2091 | ||
2092 | static int ixgbe_get_coalesce(struct net_device *netdev, | |
b4617240 | 2093 | struct ethtool_coalesce *ec) |
9a799d71 AK |
2094 | { |
2095 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
2096 | ||
30efa5a3 | 2097 | /* only valid if in constant ITR mode */ |
d5bf4f67 ET |
2098 | if (adapter->rx_itr_setting <= 1) |
2099 | ec->rx_coalesce_usecs = adapter->rx_itr_setting; | |
2100 | else | |
2101 | ec->rx_coalesce_usecs = adapter->rx_itr_setting >> 2; | |
f7554a2b | 2102 | |
cfb3f91a | 2103 | /* if in mixed tx/rx queues per vector mode, report only rx settings */ |
08c8833b | 2104 | if (adapter->q_vector[0]->tx.count && adapter->q_vector[0]->rx.count) |
cfb3f91a SN |
2105 | return 0; |
2106 | ||
f7554a2b | 2107 | /* only valid if in constant ITR mode */ |
d5bf4f67 ET |
2108 | if (adapter->tx_itr_setting <= 1) |
2109 | ec->tx_coalesce_usecs = adapter->tx_itr_setting; | |
2110 | else | |
2111 | ec->tx_coalesce_usecs = adapter->tx_itr_setting >> 2; | |
f7554a2b | 2112 | |
9a799d71 AK |
2113 | return 0; |
2114 | } | |
2115 | ||
80fba3f4 AD |
2116 | /* |
2117 | * this function must be called before setting the new value of | |
2118 | * rx_itr_setting | |
2119 | */ | |
567d2de2 | 2120 | static bool ixgbe_update_rsc(struct ixgbe_adapter *adapter) |
80fba3f4 AD |
2121 | { |
2122 | struct net_device *netdev = adapter->netdev; | |
2123 | ||
567d2de2 AD |
2124 | /* nothing to do if LRO or RSC are not enabled */ |
2125 | if (!(adapter->flags2 & IXGBE_FLAG2_RSC_CAPABLE) || | |
2126 | !(netdev->features & NETIF_F_LRO)) | |
80fba3f4 AD |
2127 | return false; |
2128 | ||
567d2de2 AD |
2129 | /* check the feature flag value and enable RSC if necessary */ |
2130 | if (adapter->rx_itr_setting == 1 || | |
2131 | adapter->rx_itr_setting > IXGBE_MIN_RSC_ITR) { | |
2132 | if (!(adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED)) { | |
80fba3f4 | 2133 | adapter->flags2 |= IXGBE_FLAG2_RSC_ENABLED; |
567d2de2 AD |
2134 | e_info(probe, "rx-usecs value high enough " |
2135 | "to re-enable RSC\n"); | |
80fba3f4 AD |
2136 | return true; |
2137 | } | |
567d2de2 AD |
2138 | /* if interrupt rate is too high then disable RSC */ |
2139 | } else if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED) { | |
2140 | adapter->flags2 &= ~IXGBE_FLAG2_RSC_ENABLED; | |
2141 | e_info(probe, "rx-usecs set too low, disabling RSC\n"); | |
2142 | return true; | |
80fba3f4 AD |
2143 | } |
2144 | return false; | |
2145 | } | |
2146 | ||
9a799d71 | 2147 | static int ixgbe_set_coalesce(struct net_device *netdev, |
b4617240 | 2148 | struct ethtool_coalesce *ec) |
9a799d71 AK |
2149 | { |
2150 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
237057ad | 2151 | struct ixgbe_q_vector *q_vector; |
30efa5a3 | 2152 | int i; |
67da097e | 2153 | u16 tx_itr_param, rx_itr_param, tx_itr_prev; |
ef021194 | 2154 | bool need_reset = false; |
9a799d71 | 2155 | |
67da097e ET |
2156 | if (adapter->q_vector[0]->tx.count && adapter->q_vector[0]->rx.count) { |
2157 | /* reject Tx specific changes in case of mixed RxTx vectors */ | |
2158 | if (ec->tx_coalesce_usecs) | |
2159 | return -EINVAL; | |
2160 | tx_itr_prev = adapter->rx_itr_setting; | |
2161 | } else { | |
2162 | tx_itr_prev = adapter->tx_itr_setting; | |
2163 | } | |
f7554a2b | 2164 | |
d5bf4f67 ET |
2165 | if ((ec->rx_coalesce_usecs > (IXGBE_MAX_EITR >> 2)) || |
2166 | (ec->tx_coalesce_usecs > (IXGBE_MAX_EITR >> 2))) | |
2167 | return -EINVAL; | |
30efa5a3 | 2168 | |
d5bf4f67 ET |
2169 | if (ec->rx_coalesce_usecs > 1) |
2170 | adapter->rx_itr_setting = ec->rx_coalesce_usecs << 2; | |
2171 | else | |
2172 | adapter->rx_itr_setting = ec->rx_coalesce_usecs; | |
f7554a2b | 2173 | |
d5bf4f67 ET |
2174 | if (adapter->rx_itr_setting == 1) |
2175 | rx_itr_param = IXGBE_20K_ITR; | |
2176 | else | |
2177 | rx_itr_param = adapter->rx_itr_setting; | |
f7554a2b | 2178 | |
d5bf4f67 ET |
2179 | if (ec->tx_coalesce_usecs > 1) |
2180 | adapter->tx_itr_setting = ec->tx_coalesce_usecs << 2; | |
2181 | else | |
2182 | adapter->tx_itr_setting = ec->tx_coalesce_usecs; | |
f7554a2b | 2183 | |
d5bf4f67 ET |
2184 | if (adapter->tx_itr_setting == 1) |
2185 | tx_itr_param = IXGBE_10K_ITR; | |
2186 | else | |
2187 | tx_itr_param = adapter->tx_itr_setting; | |
f7554a2b | 2188 | |
67da097e ET |
2189 | /* mixed Rx/Tx */ |
2190 | if (adapter->q_vector[0]->tx.count && adapter->q_vector[0]->rx.count) | |
2191 | adapter->tx_itr_setting = adapter->rx_itr_setting; | |
2192 | ||
2193 | #if IS_ENABLED(CONFIG_BQL) | |
2194 | /* detect ITR changes that require update of TXDCTL.WTHRESH */ | |
2195 | if ((adapter->tx_itr_setting > 1) && | |
2196 | (adapter->tx_itr_setting < IXGBE_100K_ITR)) { | |
2197 | if ((tx_itr_prev == 1) || | |
2198 | (tx_itr_prev > IXGBE_100K_ITR)) | |
2199 | need_reset = true; | |
2200 | } else { | |
2201 | if ((tx_itr_prev > 1) && | |
2202 | (tx_itr_prev < IXGBE_100K_ITR)) | |
2203 | need_reset = true; | |
2204 | } | |
2205 | #endif | |
567d2de2 | 2206 | /* check the old value and enable RSC if necessary */ |
67da097e | 2207 | need_reset |= ixgbe_update_rsc(adapter); |
567d2de2 | 2208 | |
49c7ffbe | 2209 | for (i = 0; i < adapter->num_q_vectors; i++) { |
d5bf4f67 | 2210 | q_vector = adapter->q_vector[i]; |
d5bf4f67 ET |
2211 | if (q_vector->tx.count && !q_vector->rx.count) |
2212 | /* tx only */ | |
2213 | q_vector->itr = tx_itr_param; | |
2214 | else | |
2215 | /* rx only or mixed */ | |
2216 | q_vector->itr = rx_itr_param; | |
fe49f04a | 2217 | ixgbe_write_eitr(q_vector); |
9a799d71 AK |
2218 | } |
2219 | ||
ef021194 JB |
2220 | /* |
2221 | * do reset here at the end to make sure EITR==0 case is handled | |
2222 | * correctly w.r.t stopping tx, and changing TXDCTL.WTHRESH settings | |
2223 | * also locks in RSC enable/disable which requires reset | |
2224 | */ | |
c988ee82 ET |
2225 | if (need_reset) |
2226 | ixgbe_do_reset(netdev); | |
ef021194 | 2227 | |
9a799d71 AK |
2228 | return 0; |
2229 | } | |
2230 | ||
3e05334f AD |
2231 | static int ixgbe_get_ethtool_fdir_entry(struct ixgbe_adapter *adapter, |
2232 | struct ethtool_rxnfc *cmd) | |
2233 | { | |
2234 | union ixgbe_atr_input *mask = &adapter->fdir_mask; | |
2235 | struct ethtool_rx_flow_spec *fsp = | |
2236 | (struct ethtool_rx_flow_spec *)&cmd->fs; | |
b67bfe0d | 2237 | struct hlist_node *node2; |
3e05334f AD |
2238 | struct ixgbe_fdir_filter *rule = NULL; |
2239 | ||
2240 | /* report total rule count */ | |
2241 | cmd->data = (1024 << adapter->fdir_pballoc) - 2; | |
2242 | ||
b67bfe0d | 2243 | hlist_for_each_entry_safe(rule, node2, |
3e05334f AD |
2244 | &adapter->fdir_filter_list, fdir_node) { |
2245 | if (fsp->location <= rule->sw_idx) | |
2246 | break; | |
2247 | } | |
2248 | ||
2249 | if (!rule || fsp->location != rule->sw_idx) | |
2250 | return -EINVAL; | |
2251 | ||
2252 | /* fill out the flow spec entry */ | |
2253 | ||
2254 | /* set flow type field */ | |
2255 | switch (rule->filter.formatted.flow_type) { | |
2256 | case IXGBE_ATR_FLOW_TYPE_TCPV4: | |
2257 | fsp->flow_type = TCP_V4_FLOW; | |
2258 | break; | |
2259 | case IXGBE_ATR_FLOW_TYPE_UDPV4: | |
2260 | fsp->flow_type = UDP_V4_FLOW; | |
2261 | break; | |
2262 | case IXGBE_ATR_FLOW_TYPE_SCTPV4: | |
2263 | fsp->flow_type = SCTP_V4_FLOW; | |
2264 | break; | |
2265 | case IXGBE_ATR_FLOW_TYPE_IPV4: | |
2266 | fsp->flow_type = IP_USER_FLOW; | |
2267 | fsp->h_u.usr_ip4_spec.ip_ver = ETH_RX_NFC_IP4; | |
2268 | fsp->h_u.usr_ip4_spec.proto = 0; | |
2269 | fsp->m_u.usr_ip4_spec.proto = 0; | |
2270 | break; | |
2271 | default: | |
2272 | return -EINVAL; | |
2273 | } | |
2274 | ||
2275 | fsp->h_u.tcp_ip4_spec.psrc = rule->filter.formatted.src_port; | |
2276 | fsp->m_u.tcp_ip4_spec.psrc = mask->formatted.src_port; | |
2277 | fsp->h_u.tcp_ip4_spec.pdst = rule->filter.formatted.dst_port; | |
2278 | fsp->m_u.tcp_ip4_spec.pdst = mask->formatted.dst_port; | |
2279 | fsp->h_u.tcp_ip4_spec.ip4src = rule->filter.formatted.src_ip[0]; | |
2280 | fsp->m_u.tcp_ip4_spec.ip4src = mask->formatted.src_ip[0]; | |
2281 | fsp->h_u.tcp_ip4_spec.ip4dst = rule->filter.formatted.dst_ip[0]; | |
2282 | fsp->m_u.tcp_ip4_spec.ip4dst = mask->formatted.dst_ip[0]; | |
2283 | fsp->h_ext.vlan_tci = rule->filter.formatted.vlan_id; | |
2284 | fsp->m_ext.vlan_tci = mask->formatted.vlan_id; | |
2285 | fsp->h_ext.vlan_etype = rule->filter.formatted.flex_bytes; | |
2286 | fsp->m_ext.vlan_etype = mask->formatted.flex_bytes; | |
2287 | fsp->h_ext.data[1] = htonl(rule->filter.formatted.vm_pool); | |
2288 | fsp->m_ext.data[1] = htonl(mask->formatted.vm_pool); | |
2289 | fsp->flow_type |= FLOW_EXT; | |
2290 | ||
2291 | /* record action */ | |
2292 | if (rule->action == IXGBE_FDIR_DROP_QUEUE) | |
2293 | fsp->ring_cookie = RX_CLS_FLOW_DISC; | |
2294 | else | |
2295 | fsp->ring_cookie = rule->action; | |
2296 | ||
2297 | return 0; | |
2298 | } | |
2299 | ||
2300 | static int ixgbe_get_ethtool_fdir_all(struct ixgbe_adapter *adapter, | |
2301 | struct ethtool_rxnfc *cmd, | |
2302 | u32 *rule_locs) | |
2303 | { | |
b67bfe0d | 2304 | struct hlist_node *node2; |
3e05334f AD |
2305 | struct ixgbe_fdir_filter *rule; |
2306 | int cnt = 0; | |
2307 | ||
2308 | /* report total rule count */ | |
2309 | cmd->data = (1024 << adapter->fdir_pballoc) - 2; | |
2310 | ||
b67bfe0d | 2311 | hlist_for_each_entry_safe(rule, node2, |
3e05334f AD |
2312 | &adapter->fdir_filter_list, fdir_node) { |
2313 | if (cnt == cmd->rule_cnt) | |
2314 | return -EMSGSIZE; | |
2315 | rule_locs[cnt] = rule->sw_idx; | |
2316 | cnt++; | |
2317 | } | |
2318 | ||
473e64ee BH |
2319 | cmd->rule_cnt = cnt; |
2320 | ||
3e05334f AD |
2321 | return 0; |
2322 | } | |
2323 | ||
ef6afc0c AD |
2324 | static int ixgbe_get_rss_hash_opts(struct ixgbe_adapter *adapter, |
2325 | struct ethtool_rxnfc *cmd) | |
2326 | { | |
2327 | cmd->data = 0; | |
2328 | ||
ef6afc0c AD |
2329 | /* Report default options for RSS on ixgbe */ |
2330 | switch (cmd->flow_type) { | |
2331 | case TCP_V4_FLOW: | |
2332 | cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; | |
2333 | case UDP_V4_FLOW: | |
2334 | if (adapter->flags2 & IXGBE_FLAG2_RSS_FIELD_IPV4_UDP) | |
2335 | cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; | |
2336 | case SCTP_V4_FLOW: | |
2337 | case AH_ESP_V4_FLOW: | |
2338 | case AH_V4_FLOW: | |
2339 | case ESP_V4_FLOW: | |
2340 | case IPV4_FLOW: | |
2341 | cmd->data |= RXH_IP_SRC | RXH_IP_DST; | |
2342 | break; | |
2343 | case TCP_V6_FLOW: | |
2344 | cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; | |
2345 | case UDP_V6_FLOW: | |
2346 | if (adapter->flags2 & IXGBE_FLAG2_RSS_FIELD_IPV6_UDP) | |
2347 | cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; | |
2348 | case SCTP_V6_FLOW: | |
2349 | case AH_ESP_V6_FLOW: | |
2350 | case AH_V6_FLOW: | |
2351 | case ESP_V6_FLOW: | |
2352 | case IPV6_FLOW: | |
2353 | cmd->data |= RXH_IP_SRC | RXH_IP_DST; | |
2354 | break; | |
2355 | default: | |
2356 | return -EINVAL; | |
2357 | } | |
2358 | ||
2359 | return 0; | |
2360 | } | |
2361 | ||
91cd94bf | 2362 | static int ixgbe_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd, |
815c7db5 | 2363 | u32 *rule_locs) |
91cd94bf AD |
2364 | { |
2365 | struct ixgbe_adapter *adapter = netdev_priv(dev); | |
2366 | int ret = -EOPNOTSUPP; | |
2367 | ||
2368 | switch (cmd->cmd) { | |
2369 | case ETHTOOL_GRXRINGS: | |
2370 | cmd->data = adapter->num_rx_queues; | |
2371 | ret = 0; | |
2372 | break; | |
3e05334f AD |
2373 | case ETHTOOL_GRXCLSRLCNT: |
2374 | cmd->rule_cnt = adapter->fdir_filter_count; | |
2375 | ret = 0; | |
2376 | break; | |
2377 | case ETHTOOL_GRXCLSRULE: | |
2378 | ret = ixgbe_get_ethtool_fdir_entry(adapter, cmd); | |
2379 | break; | |
2380 | case ETHTOOL_GRXCLSRLALL: | |
815c7db5 | 2381 | ret = ixgbe_get_ethtool_fdir_all(adapter, cmd, rule_locs); |
3e05334f | 2382 | break; |
ef6afc0c AD |
2383 | case ETHTOOL_GRXFH: |
2384 | ret = ixgbe_get_rss_hash_opts(adapter, cmd); | |
2385 | break; | |
91cd94bf AD |
2386 | default: |
2387 | break; | |
2388 | } | |
2389 | ||
2390 | return ret; | |
2391 | } | |
2392 | ||
e4911d57 AD |
2393 | static int ixgbe_update_ethtool_fdir_entry(struct ixgbe_adapter *adapter, |
2394 | struct ixgbe_fdir_filter *input, | |
2395 | u16 sw_idx) | |
2396 | { | |
2397 | struct ixgbe_hw *hw = &adapter->hw; | |
b67bfe0d SL |
2398 | struct hlist_node *node2; |
2399 | struct ixgbe_fdir_filter *rule, *parent; | |
e4911d57 AD |
2400 | int err = -EINVAL; |
2401 | ||
2402 | parent = NULL; | |
2403 | rule = NULL; | |
2404 | ||
b67bfe0d | 2405 | hlist_for_each_entry_safe(rule, node2, |
e4911d57 AD |
2406 | &adapter->fdir_filter_list, fdir_node) { |
2407 | /* hash found, or no matching entry */ | |
2408 | if (rule->sw_idx >= sw_idx) | |
2409 | break; | |
b67bfe0d | 2410 | parent = rule; |
e4911d57 AD |
2411 | } |
2412 | ||
2413 | /* if there is an old rule occupying our place remove it */ | |
2414 | if (rule && (rule->sw_idx == sw_idx)) { | |
2415 | if (!input || (rule->filter.formatted.bkt_hash != | |
2416 | input->filter.formatted.bkt_hash)) { | |
2417 | err = ixgbe_fdir_erase_perfect_filter_82599(hw, | |
2418 | &rule->filter, | |
2419 | sw_idx); | |
2420 | } | |
2421 | ||
2422 | hlist_del(&rule->fdir_node); | |
2423 | kfree(rule); | |
2424 | adapter->fdir_filter_count--; | |
2425 | } | |
2426 | ||
2427 | /* | |
2428 | * If no input this was a delete, err should be 0 if a rule was | |
2429 | * successfully found and removed from the list else -EINVAL | |
2430 | */ | |
2431 | if (!input) | |
2432 | return err; | |
2433 | ||
2434 | /* initialize node and set software index */ | |
2435 | INIT_HLIST_NODE(&input->fdir_node); | |
2436 | ||
2437 | /* add filter to the list */ | |
2438 | if (parent) | |
b67bfe0d | 2439 | hlist_add_after(&parent->fdir_node, &input->fdir_node); |
e4911d57 AD |
2440 | else |
2441 | hlist_add_head(&input->fdir_node, | |
2442 | &adapter->fdir_filter_list); | |
2443 | ||
2444 | /* update counts */ | |
2445 | adapter->fdir_filter_count++; | |
2446 | ||
2447 | return 0; | |
2448 | } | |
2449 | ||
2450 | static int ixgbe_flowspec_to_flow_type(struct ethtool_rx_flow_spec *fsp, | |
2451 | u8 *flow_type) | |
2452 | { | |
2453 | switch (fsp->flow_type & ~FLOW_EXT) { | |
2454 | case TCP_V4_FLOW: | |
2455 | *flow_type = IXGBE_ATR_FLOW_TYPE_TCPV4; | |
2456 | break; | |
2457 | case UDP_V4_FLOW: | |
2458 | *flow_type = IXGBE_ATR_FLOW_TYPE_UDPV4; | |
2459 | break; | |
2460 | case SCTP_V4_FLOW: | |
2461 | *flow_type = IXGBE_ATR_FLOW_TYPE_SCTPV4; | |
2462 | break; | |
2463 | case IP_USER_FLOW: | |
2464 | switch (fsp->h_u.usr_ip4_spec.proto) { | |
2465 | case IPPROTO_TCP: | |
2466 | *flow_type = IXGBE_ATR_FLOW_TYPE_TCPV4; | |
2467 | break; | |
2468 | case IPPROTO_UDP: | |
2469 | *flow_type = IXGBE_ATR_FLOW_TYPE_UDPV4; | |
2470 | break; | |
2471 | case IPPROTO_SCTP: | |
2472 | *flow_type = IXGBE_ATR_FLOW_TYPE_SCTPV4; | |
2473 | break; | |
2474 | case 0: | |
2475 | if (!fsp->m_u.usr_ip4_spec.proto) { | |
2476 | *flow_type = IXGBE_ATR_FLOW_TYPE_IPV4; | |
2477 | break; | |
2478 | } | |
2479 | default: | |
2480 | return 0; | |
2481 | } | |
2482 | break; | |
2483 | default: | |
2484 | return 0; | |
2485 | } | |
2486 | ||
2487 | return 1; | |
2488 | } | |
2489 | ||
2490 | static int ixgbe_add_ethtool_fdir_entry(struct ixgbe_adapter *adapter, | |
2491 | struct ethtool_rxnfc *cmd) | |
2492 | { | |
2493 | struct ethtool_rx_flow_spec *fsp = | |
2494 | (struct ethtool_rx_flow_spec *)&cmd->fs; | |
2495 | struct ixgbe_hw *hw = &adapter->hw; | |
2496 | struct ixgbe_fdir_filter *input; | |
2497 | union ixgbe_atr_input mask; | |
2498 | int err; | |
2499 | ||
2500 | if (!(adapter->flags & IXGBE_FLAG_FDIR_PERFECT_CAPABLE)) | |
2501 | return -EOPNOTSUPP; | |
2502 | ||
2503 | /* | |
2504 | * Don't allow programming if the action is a queue greater than | |
2505 | * the number of online Rx queues. | |
2506 | */ | |
2507 | if ((fsp->ring_cookie != RX_CLS_FLOW_DISC) && | |
2508 | (fsp->ring_cookie >= adapter->num_rx_queues)) | |
2509 | return -EINVAL; | |
2510 | ||
2511 | /* Don't allow indexes to exist outside of available space */ | |
2512 | if (fsp->location >= ((1024 << adapter->fdir_pballoc) - 2)) { | |
2513 | e_err(drv, "Location out of range\n"); | |
2514 | return -EINVAL; | |
2515 | } | |
2516 | ||
2517 | input = kzalloc(sizeof(*input), GFP_ATOMIC); | |
2518 | if (!input) | |
2519 | return -ENOMEM; | |
2520 | ||
2521 | memset(&mask, 0, sizeof(union ixgbe_atr_input)); | |
2522 | ||
2523 | /* set SW index */ | |
2524 | input->sw_idx = fsp->location; | |
2525 | ||
2526 | /* record flow type */ | |
2527 | if (!ixgbe_flowspec_to_flow_type(fsp, | |
2528 | &input->filter.formatted.flow_type)) { | |
2529 | e_err(drv, "Unrecognized flow type\n"); | |
2530 | goto err_out; | |
2531 | } | |
2532 | ||
2533 | mask.formatted.flow_type = IXGBE_ATR_L4TYPE_IPV6_MASK | | |
2534 | IXGBE_ATR_L4TYPE_MASK; | |
2535 | ||
2536 | if (input->filter.formatted.flow_type == IXGBE_ATR_FLOW_TYPE_IPV4) | |
2537 | mask.formatted.flow_type &= IXGBE_ATR_L4TYPE_IPV6_MASK; | |
2538 | ||
2539 | /* Copy input into formatted structures */ | |
2540 | input->filter.formatted.src_ip[0] = fsp->h_u.tcp_ip4_spec.ip4src; | |
2541 | mask.formatted.src_ip[0] = fsp->m_u.tcp_ip4_spec.ip4src; | |
2542 | input->filter.formatted.dst_ip[0] = fsp->h_u.tcp_ip4_spec.ip4dst; | |
2543 | mask.formatted.dst_ip[0] = fsp->m_u.tcp_ip4_spec.ip4dst; | |
2544 | input->filter.formatted.src_port = fsp->h_u.tcp_ip4_spec.psrc; | |
2545 | mask.formatted.src_port = fsp->m_u.tcp_ip4_spec.psrc; | |
2546 | input->filter.formatted.dst_port = fsp->h_u.tcp_ip4_spec.pdst; | |
2547 | mask.formatted.dst_port = fsp->m_u.tcp_ip4_spec.pdst; | |
2548 | ||
2549 | if (fsp->flow_type & FLOW_EXT) { | |
2550 | input->filter.formatted.vm_pool = | |
2551 | (unsigned char)ntohl(fsp->h_ext.data[1]); | |
2552 | mask.formatted.vm_pool = | |
2553 | (unsigned char)ntohl(fsp->m_ext.data[1]); | |
2554 | input->filter.formatted.vlan_id = fsp->h_ext.vlan_tci; | |
2555 | mask.formatted.vlan_id = fsp->m_ext.vlan_tci; | |
2556 | input->filter.formatted.flex_bytes = | |
2557 | fsp->h_ext.vlan_etype; | |
2558 | mask.formatted.flex_bytes = fsp->m_ext.vlan_etype; | |
2559 | } | |
2560 | ||
2561 | /* determine if we need to drop or route the packet */ | |
2562 | if (fsp->ring_cookie == RX_CLS_FLOW_DISC) | |
2563 | input->action = IXGBE_FDIR_DROP_QUEUE; | |
2564 | else | |
2565 | input->action = fsp->ring_cookie; | |
2566 | ||
2567 | spin_lock(&adapter->fdir_perfect_lock); | |
2568 | ||
2569 | if (hlist_empty(&adapter->fdir_filter_list)) { | |
2570 | /* save mask and program input mask into HW */ | |
2571 | memcpy(&adapter->fdir_mask, &mask, sizeof(mask)); | |
2572 | err = ixgbe_fdir_set_input_mask_82599(hw, &mask); | |
2573 | if (err) { | |
2574 | e_err(drv, "Error writing mask\n"); | |
2575 | goto err_out_w_lock; | |
2576 | } | |
2577 | } else if (memcmp(&adapter->fdir_mask, &mask, sizeof(mask))) { | |
2578 | e_err(drv, "Only one mask supported per port\n"); | |
2579 | goto err_out_w_lock; | |
2580 | } | |
2581 | ||
2582 | /* apply mask and compute/store hash */ | |
2583 | ixgbe_atr_compute_perfect_hash_82599(&input->filter, &mask); | |
2584 | ||
2585 | /* program filters to filter memory */ | |
2586 | err = ixgbe_fdir_write_perfect_filter_82599(hw, | |
2587 | &input->filter, input->sw_idx, | |
1f4d5183 AD |
2588 | (input->action == IXGBE_FDIR_DROP_QUEUE) ? |
2589 | IXGBE_FDIR_DROP_QUEUE : | |
e4911d57 AD |
2590 | adapter->rx_ring[input->action]->reg_idx); |
2591 | if (err) | |
2592 | goto err_out_w_lock; | |
2593 | ||
2594 | ixgbe_update_ethtool_fdir_entry(adapter, input, input->sw_idx); | |
2595 | ||
2596 | spin_unlock(&adapter->fdir_perfect_lock); | |
2597 | ||
2598 | return err; | |
2599 | err_out_w_lock: | |
2600 | spin_unlock(&adapter->fdir_perfect_lock); | |
2601 | err_out: | |
2602 | kfree(input); | |
2603 | return -EINVAL; | |
2604 | } | |
2605 | ||
2606 | static int ixgbe_del_ethtool_fdir_entry(struct ixgbe_adapter *adapter, | |
2607 | struct ethtool_rxnfc *cmd) | |
2608 | { | |
2609 | struct ethtool_rx_flow_spec *fsp = | |
2610 | (struct ethtool_rx_flow_spec *)&cmd->fs; | |
2611 | int err; | |
2612 | ||
2613 | spin_lock(&adapter->fdir_perfect_lock); | |
2614 | err = ixgbe_update_ethtool_fdir_entry(adapter, NULL, fsp->location); | |
2615 | spin_unlock(&adapter->fdir_perfect_lock); | |
2616 | ||
2617 | return err; | |
2618 | } | |
2619 | ||
ef6afc0c AD |
2620 | #define UDP_RSS_FLAGS (IXGBE_FLAG2_RSS_FIELD_IPV4_UDP | \ |
2621 | IXGBE_FLAG2_RSS_FIELD_IPV6_UDP) | |
2622 | static int ixgbe_set_rss_hash_opt(struct ixgbe_adapter *adapter, | |
2623 | struct ethtool_rxnfc *nfc) | |
2624 | { | |
2625 | u32 flags2 = adapter->flags2; | |
2626 | ||
2627 | /* | |
2628 | * RSS does not support anything other than hashing | |
2629 | * to queues on src and dst IPs and ports | |
2630 | */ | |
2631 | if (nfc->data & ~(RXH_IP_SRC | RXH_IP_DST | | |
2632 | RXH_L4_B_0_1 | RXH_L4_B_2_3)) | |
2633 | return -EINVAL; | |
2634 | ||
2635 | switch (nfc->flow_type) { | |
2636 | case TCP_V4_FLOW: | |
2637 | case TCP_V6_FLOW: | |
2638 | if (!(nfc->data & RXH_IP_SRC) || | |
2639 | !(nfc->data & RXH_IP_DST) || | |
2640 | !(nfc->data & RXH_L4_B_0_1) || | |
2641 | !(nfc->data & RXH_L4_B_2_3)) | |
2642 | return -EINVAL; | |
2643 | break; | |
2644 | case UDP_V4_FLOW: | |
2645 | if (!(nfc->data & RXH_IP_SRC) || | |
2646 | !(nfc->data & RXH_IP_DST)) | |
2647 | return -EINVAL; | |
2648 | switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { | |
2649 | case 0: | |
2650 | flags2 &= ~IXGBE_FLAG2_RSS_FIELD_IPV4_UDP; | |
2651 | break; | |
2652 | case (RXH_L4_B_0_1 | RXH_L4_B_2_3): | |
2653 | flags2 |= IXGBE_FLAG2_RSS_FIELD_IPV4_UDP; | |
2654 | break; | |
2655 | default: | |
2656 | return -EINVAL; | |
2657 | } | |
2658 | break; | |
2659 | case UDP_V6_FLOW: | |
2660 | if (!(nfc->data & RXH_IP_SRC) || | |
2661 | !(nfc->data & RXH_IP_DST)) | |
2662 | return -EINVAL; | |
2663 | switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { | |
2664 | case 0: | |
2665 | flags2 &= ~IXGBE_FLAG2_RSS_FIELD_IPV6_UDP; | |
2666 | break; | |
2667 | case (RXH_L4_B_0_1 | RXH_L4_B_2_3): | |
2668 | flags2 |= IXGBE_FLAG2_RSS_FIELD_IPV6_UDP; | |
2669 | break; | |
2670 | default: | |
2671 | return -EINVAL; | |
2672 | } | |
2673 | break; | |
2674 | case AH_ESP_V4_FLOW: | |
2675 | case AH_V4_FLOW: | |
2676 | case ESP_V4_FLOW: | |
2677 | case SCTP_V4_FLOW: | |
2678 | case AH_ESP_V6_FLOW: | |
2679 | case AH_V6_FLOW: | |
2680 | case ESP_V6_FLOW: | |
2681 | case SCTP_V6_FLOW: | |
2682 | if (!(nfc->data & RXH_IP_SRC) || | |
2683 | !(nfc->data & RXH_IP_DST) || | |
2684 | (nfc->data & RXH_L4_B_0_1) || | |
2685 | (nfc->data & RXH_L4_B_2_3)) | |
2686 | return -EINVAL; | |
2687 | break; | |
2688 | default: | |
2689 | return -EINVAL; | |
2690 | } | |
2691 | ||
2692 | /* if we changed something we need to update flags */ | |
2693 | if (flags2 != adapter->flags2) { | |
2694 | struct ixgbe_hw *hw = &adapter->hw; | |
2695 | u32 mrqc = IXGBE_READ_REG(hw, IXGBE_MRQC); | |
2696 | ||
2697 | if ((flags2 & UDP_RSS_FLAGS) && | |
2698 | !(adapter->flags2 & UDP_RSS_FLAGS)) | |
2699 | e_warn(drv, "enabling UDP RSS: fragmented packets" | |
2700 | " may arrive out of order to the stack above\n"); | |
2701 | ||
2702 | adapter->flags2 = flags2; | |
2703 | ||
2704 | /* Perform hash on these packet types */ | |
2705 | mrqc |= IXGBE_MRQC_RSS_FIELD_IPV4 | |
2706 | | IXGBE_MRQC_RSS_FIELD_IPV4_TCP | |
2707 | | IXGBE_MRQC_RSS_FIELD_IPV6 | |
2708 | | IXGBE_MRQC_RSS_FIELD_IPV6_TCP; | |
2709 | ||
2710 | mrqc &= ~(IXGBE_MRQC_RSS_FIELD_IPV4_UDP | | |
2711 | IXGBE_MRQC_RSS_FIELD_IPV6_UDP); | |
2712 | ||
2713 | if (flags2 & IXGBE_FLAG2_RSS_FIELD_IPV4_UDP) | |
2714 | mrqc |= IXGBE_MRQC_RSS_FIELD_IPV4_UDP; | |
2715 | ||
2716 | if (flags2 & IXGBE_FLAG2_RSS_FIELD_IPV6_UDP) | |
2717 | mrqc |= IXGBE_MRQC_RSS_FIELD_IPV6_UDP; | |
2718 | ||
2719 | IXGBE_WRITE_REG(hw, IXGBE_MRQC, mrqc); | |
2720 | } | |
2721 | ||
2722 | return 0; | |
2723 | } | |
2724 | ||
e4911d57 AD |
2725 | static int ixgbe_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd) |
2726 | { | |
2727 | struct ixgbe_adapter *adapter = netdev_priv(dev); | |
2728 | int ret = -EOPNOTSUPP; | |
2729 | ||
2730 | switch (cmd->cmd) { | |
2731 | case ETHTOOL_SRXCLSRLINS: | |
2732 | ret = ixgbe_add_ethtool_fdir_entry(adapter, cmd); | |
2733 | break; | |
2734 | case ETHTOOL_SRXCLSRLDEL: | |
2735 | ret = ixgbe_del_ethtool_fdir_entry(adapter, cmd); | |
2736 | break; | |
ef6afc0c AD |
2737 | case ETHTOOL_SRXFH: |
2738 | ret = ixgbe_set_rss_hash_opt(adapter, cmd); | |
2739 | break; | |
e4911d57 AD |
2740 | default: |
2741 | break; | |
2742 | } | |
2743 | ||
2744 | return ret; | |
2745 | } | |
2746 | ||
e3aac889 JK |
2747 | static int ixgbe_get_ts_info(struct net_device *dev, |
2748 | struct ethtool_ts_info *info) | |
2749 | { | |
2750 | struct ixgbe_adapter *adapter = netdev_priv(dev); | |
2751 | ||
2752 | switch (adapter->hw.mac.type) { | |
e3aac889 JK |
2753 | case ixgbe_mac_X540: |
2754 | case ixgbe_mac_82599EB: | |
2755 | info->so_timestamping = | |
50f8d35d JK |
2756 | SOF_TIMESTAMPING_TX_SOFTWARE | |
2757 | SOF_TIMESTAMPING_RX_SOFTWARE | | |
2758 | SOF_TIMESTAMPING_SOFTWARE | | |
e3aac889 JK |
2759 | SOF_TIMESTAMPING_TX_HARDWARE | |
2760 | SOF_TIMESTAMPING_RX_HARDWARE | | |
2761 | SOF_TIMESTAMPING_RAW_HARDWARE; | |
2762 | ||
2763 | if (adapter->ptp_clock) | |
2764 | info->phc_index = ptp_clock_index(adapter->ptp_clock); | |
2765 | else | |
2766 | info->phc_index = -1; | |
2767 | ||
2768 | info->tx_types = | |
2769 | (1 << HWTSTAMP_TX_OFF) | | |
2770 | (1 << HWTSTAMP_TX_ON); | |
2771 | ||
2772 | info->rx_filters = | |
2773 | (1 << HWTSTAMP_FILTER_NONE) | | |
2774 | (1 << HWTSTAMP_FILTER_PTP_V1_L4_SYNC) | | |
2775 | (1 << HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) | | |
aeb82648 JK |
2776 | (1 << HWTSTAMP_FILTER_PTP_V2_L2_EVENT) | |
2777 | (1 << HWTSTAMP_FILTER_PTP_V2_L4_EVENT) | | |
2778 | (1 << HWTSTAMP_FILTER_PTP_V2_SYNC) | | |
2779 | (1 << HWTSTAMP_FILTER_PTP_V2_L2_SYNC) | | |
2780 | (1 << HWTSTAMP_FILTER_PTP_V2_L4_SYNC) | | |
2781 | (1 << HWTSTAMP_FILTER_PTP_V2_DELAY_REQ) | | |
2782 | (1 << HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ) | | |
2783 | (1 << HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ) | | |
1cc92eb8 | 2784 | (1 << HWTSTAMP_FILTER_PTP_V2_EVENT); |
e3aac889 | 2785 | break; |
e3aac889 JK |
2786 | default: |
2787 | return ethtool_op_get_ts_info(dev, info); | |
2788 | break; | |
2789 | } | |
2790 | return 0; | |
2791 | } | |
2792 | ||
5348c9db AD |
2793 | static unsigned int ixgbe_max_channels(struct ixgbe_adapter *adapter) |
2794 | { | |
2795 | unsigned int max_combined; | |
2796 | u8 tcs = netdev_get_num_tc(adapter->netdev); | |
2797 | ||
2798 | if (!(adapter->flags & IXGBE_FLAG_MSIX_ENABLED)) { | |
2799 | /* We only support one q_vector without MSI-X */ | |
2800 | max_combined = 1; | |
2801 | } else if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) { | |
2802 | /* SR-IOV currently only allows one queue on the PF */ | |
2803 | max_combined = 1; | |
2804 | } else if (tcs > 1) { | |
2805 | /* For DCB report channels per traffic class */ | |
2806 | if (adapter->hw.mac.type == ixgbe_mac_82598EB) { | |
2807 | /* 8 TC w/ 4 queues per TC */ | |
2808 | max_combined = 4; | |
2809 | } else if (tcs > 4) { | |
2810 | /* 8 TC w/ 8 queues per TC */ | |
2811 | max_combined = 8; | |
2812 | } else { | |
2813 | /* 4 TC w/ 16 queues per TC */ | |
2814 | max_combined = 16; | |
2815 | } | |
2816 | } else if (adapter->atr_sample_rate) { | |
2817 | /* support up to 64 queues with ATR */ | |
2818 | max_combined = IXGBE_MAX_FDIR_INDICES; | |
2819 | } else { | |
2820 | /* support up to 16 queues with RSS */ | |
2821 | max_combined = IXGBE_MAX_RSS_INDICES; | |
2822 | } | |
2823 | ||
2824 | return max_combined; | |
2825 | } | |
2826 | ||
2827 | static void ixgbe_get_channels(struct net_device *dev, | |
2828 | struct ethtool_channels *ch) | |
2829 | { | |
2830 | struct ixgbe_adapter *adapter = netdev_priv(dev); | |
2831 | ||
2832 | /* report maximum channels */ | |
2833 | ch->max_combined = ixgbe_max_channels(adapter); | |
2834 | ||
2835 | /* report info for other vector */ | |
2836 | if (adapter->flags & IXGBE_FLAG_MSIX_ENABLED) { | |
2837 | ch->max_other = NON_Q_VECTORS; | |
2838 | ch->other_count = NON_Q_VECTORS; | |
2839 | } | |
2840 | ||
2841 | /* record RSS queues */ | |
2842 | ch->combined_count = adapter->ring_feature[RING_F_RSS].indices; | |
2843 | ||
2844 | /* nothing else to report if RSS is disabled */ | |
2845 | if (ch->combined_count == 1) | |
2846 | return; | |
2847 | ||
2848 | /* we do not support ATR queueing if SR-IOV is enabled */ | |
2849 | if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) | |
2850 | return; | |
2851 | ||
2852 | /* same thing goes for being DCB enabled */ | |
2853 | if (netdev_get_num_tc(dev) > 1) | |
2854 | return; | |
2855 | ||
2856 | /* if ATR is disabled we can exit */ | |
2857 | if (!adapter->atr_sample_rate) | |
2858 | return; | |
2859 | ||
2860 | /* report flow director queues as maximum channels */ | |
2861 | ch->combined_count = adapter->ring_feature[RING_F_FDIR].indices; | |
2862 | } | |
2863 | ||
4c696ca9 AD |
2864 | static int ixgbe_set_channels(struct net_device *dev, |
2865 | struct ethtool_channels *ch) | |
2866 | { | |
2867 | struct ixgbe_adapter *adapter = netdev_priv(dev); | |
2868 | unsigned int count = ch->combined_count; | |
2869 | ||
2870 | /* verify they are not requesting separate vectors */ | |
2871 | if (!count || ch->rx_count || ch->tx_count) | |
2872 | return -EINVAL; | |
2873 | ||
2874 | /* verify other_count has not changed */ | |
2875 | if (ch->other_count != NON_Q_VECTORS) | |
2876 | return -EINVAL; | |
2877 | ||
2878 | /* verify the number of channels does not exceed hardware limits */ | |
2879 | if (count > ixgbe_max_channels(adapter)) | |
2880 | return -EINVAL; | |
2881 | ||
2882 | /* update feature limits from largest to smallest supported values */ | |
2883 | adapter->ring_feature[RING_F_FDIR].limit = count; | |
2884 | ||
2885 | /* cap RSS limit at 16 */ | |
2886 | if (count > IXGBE_MAX_RSS_INDICES) | |
2887 | count = IXGBE_MAX_RSS_INDICES; | |
2888 | adapter->ring_feature[RING_F_RSS].limit = count; | |
2889 | ||
2890 | #ifdef IXGBE_FCOE | |
2891 | /* cap FCoE limit at 8 */ | |
2892 | if (count > IXGBE_FCRETA_SIZE) | |
2893 | count = IXGBE_FCRETA_SIZE; | |
2894 | adapter->ring_feature[RING_F_FCOE].limit = count; | |
2895 | ||
2896 | #endif | |
2897 | /* use setup TC to update any traffic class queue mapping */ | |
2898 | return ixgbe_setup_tc(dev, netdev_get_num_tc(dev)); | |
2899 | } | |
2900 | ||
71858acb AG |
2901 | static int ixgbe_get_module_info(struct net_device *dev, |
2902 | struct ethtool_modinfo *modinfo) | |
2903 | { | |
2904 | struct ixgbe_adapter *adapter = netdev_priv(dev); | |
2905 | struct ixgbe_hw *hw = &adapter->hw; | |
2906 | u32 status; | |
2907 | u8 sff8472_rev, addr_mode; | |
71858acb AG |
2908 | bool page_swap = false; |
2909 | ||
71858acb AG |
2910 | /* Check whether we support SFF-8472 or not */ |
2911 | status = hw->phy.ops.read_i2c_eeprom(hw, | |
2912 | IXGBE_SFF_SFF_8472_COMP, | |
2913 | &sff8472_rev); | |
a4b6fc6b ET |
2914 | if (status != 0) |
2915 | return -EIO; | |
71858acb AG |
2916 | |
2917 | /* addressing mode is not supported */ | |
2918 | status = hw->phy.ops.read_i2c_eeprom(hw, | |
2919 | IXGBE_SFF_SFF_8472_SWAP, | |
2920 | &addr_mode); | |
a4b6fc6b ET |
2921 | if (status != 0) |
2922 | return -EIO; | |
71858acb AG |
2923 | |
2924 | if (addr_mode & IXGBE_SFF_ADDRESSING_MODE) { | |
2925 | e_err(drv, "Address change required to access page 0xA2, but not supported. Please report the module type to the driver maintainers.\n"); | |
2926 | page_swap = true; | |
2927 | } | |
2928 | ||
2929 | if (sff8472_rev == IXGBE_SFF_SFF_8472_UNSUP || page_swap) { | |
2930 | /* We have a SFP, but it does not support SFF-8472 */ | |
2931 | modinfo->type = ETH_MODULE_SFF_8079; | |
2932 | modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN; | |
2933 | } else { | |
2934 | /* We have a SFP which supports a revision of SFF-8472. */ | |
2935 | modinfo->type = ETH_MODULE_SFF_8472; | |
2936 | modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN; | |
2937 | } | |
2938 | ||
a4b6fc6b | 2939 | return 0; |
71858acb AG |
2940 | } |
2941 | ||
2942 | static int ixgbe_get_module_eeprom(struct net_device *dev, | |
2943 | struct ethtool_eeprom *ee, | |
2944 | u8 *data) | |
2945 | { | |
2946 | struct ixgbe_adapter *adapter = netdev_priv(dev); | |
2947 | struct ixgbe_hw *hw = &adapter->hw; | |
2948 | u32 status = IXGBE_ERR_PHY_ADDR_INVALID; | |
2949 | u8 databyte = 0xFF; | |
2950 | int i = 0; | |
71858acb | 2951 | |
a4b6fc6b ET |
2952 | if (ee->len == 0) |
2953 | return -EINVAL; | |
71858acb | 2954 | |
31c7d2b0 | 2955 | for (i = ee->offset; i < ee->offset + ee->len; i++) { |
a4b6fc6b ET |
2956 | /* I2C reads can take long time */ |
2957 | if (test_bit(__IXGBE_IN_SFP_INIT, &adapter->state)) | |
2958 | return -EBUSY; | |
71858acb | 2959 | |
a4b6fc6b | 2960 | if (i < ETH_MODULE_SFF_8079_LEN) |
31c7d2b0 | 2961 | status = hw->phy.ops.read_i2c_eeprom(hw, i, &databyte); |
a4b6fc6b ET |
2962 | else |
2963 | status = hw->phy.ops.read_i2c_sff8472(hw, i, &databyte); | |
2964 | ||
2965 | if (status != 0) | |
31c7d2b0 | 2966 | return -EIO; |
71858acb | 2967 | |
a4b6fc6b | 2968 | data[i - ee->offset] = databyte; |
71858acb AG |
2969 | } |
2970 | ||
31c7d2b0 | 2971 | return 0; |
71858acb AG |
2972 | } |
2973 | ||
b9804972 | 2974 | static const struct ethtool_ops ixgbe_ethtool_ops = { |
9a799d71 AK |
2975 | .get_settings = ixgbe_get_settings, |
2976 | .set_settings = ixgbe_set_settings, | |
2977 | .get_drvinfo = ixgbe_get_drvinfo, | |
2978 | .get_regs_len = ixgbe_get_regs_len, | |
2979 | .get_regs = ixgbe_get_regs, | |
2980 | .get_wol = ixgbe_get_wol, | |
e63d9762 | 2981 | .set_wol = ixgbe_set_wol, |
9a799d71 AK |
2982 | .nway_reset = ixgbe_nway_reset, |
2983 | .get_link = ethtool_op_get_link, | |
2984 | .get_eeprom_len = ixgbe_get_eeprom_len, | |
2985 | .get_eeprom = ixgbe_get_eeprom, | |
2fa5eef4 | 2986 | .set_eeprom = ixgbe_set_eeprom, |
9a799d71 AK |
2987 | .get_ringparam = ixgbe_get_ringparam, |
2988 | .set_ringparam = ixgbe_set_ringparam, | |
2989 | .get_pauseparam = ixgbe_get_pauseparam, | |
2990 | .set_pauseparam = ixgbe_set_pauseparam, | |
9a799d71 AK |
2991 | .get_msglevel = ixgbe_get_msglevel, |
2992 | .set_msglevel = ixgbe_set_msglevel, | |
da4dd0f7 | 2993 | .self_test = ixgbe_diag_test, |
9a799d71 | 2994 | .get_strings = ixgbe_get_strings, |
66e6961c | 2995 | .set_phys_id = ixgbe_set_phys_id, |
b4617240 | 2996 | .get_sset_count = ixgbe_get_sset_count, |
9a799d71 AK |
2997 | .get_ethtool_stats = ixgbe_get_ethtool_stats, |
2998 | .get_coalesce = ixgbe_get_coalesce, | |
2999 | .set_coalesce = ixgbe_set_coalesce, | |
91cd94bf | 3000 | .get_rxnfc = ixgbe_get_rxnfc, |
e4911d57 | 3001 | .set_rxnfc = ixgbe_set_rxnfc, |
5348c9db | 3002 | .get_channels = ixgbe_get_channels, |
4c696ca9 | 3003 | .set_channels = ixgbe_set_channels, |
e3aac889 | 3004 | .get_ts_info = ixgbe_get_ts_info, |
71858acb AG |
3005 | .get_module_info = ixgbe_get_module_info, |
3006 | .get_module_eeprom = ixgbe_get_module_eeprom, | |
9a799d71 AK |
3007 | }; |
3008 | ||
3009 | void ixgbe_set_ethtool_ops(struct net_device *netdev) | |
3010 | { | |
3011 | SET_ETHTOOL_OPS(netdev, &ixgbe_ethtool_ops); | |
3012 | } |