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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: | |
db018963 JK |
234 | ecmd->supported |= SUPPORTED_FIBRE; |
235 | ecmd->advertising |= ADVERTISED_FIBRE; | |
3b8626ba PW |
236 | ecmd->port = PORT_FIBRE; |
237 | break; | |
238 | case ixgbe_sfp_type_not_present: | |
db018963 JK |
239 | ecmd->supported |= SUPPORTED_FIBRE; |
240 | ecmd->advertising |= ADVERTISED_FIBRE; | |
3b8626ba PW |
241 | ecmd->port = PORT_NONE; |
242 | break; | |
cb836a97 DS |
243 | case ixgbe_sfp_type_1g_cu_core0: |
244 | case ixgbe_sfp_type_1g_cu_core1: | |
db018963 JK |
245 | ecmd->supported |= SUPPORTED_TP; |
246 | ecmd->advertising |= ADVERTISED_TP; | |
cb836a97 | 247 | ecmd->port = PORT_TP; |
db018963 JK |
248 | break; |
249 | case ixgbe_sfp_type_1g_sx_core0: | |
250 | case ixgbe_sfp_type_1g_sx_core1: | |
251 | ecmd->supported |= SUPPORTED_FIBRE; | |
252 | ecmd->advertising |= ADVERTISED_FIBRE; | |
253 | ecmd->port = PORT_FIBRE; | |
cb836a97 | 254 | break; |
3b8626ba PW |
255 | case ixgbe_sfp_type_unknown: |
256 | default: | |
db018963 JK |
257 | ecmd->supported |= SUPPORTED_FIBRE; |
258 | ecmd->advertising |= ADVERTISED_FIBRE; | |
3b8626ba PW |
259 | ecmd->port = PORT_OTHER; |
260 | break; | |
261 | } | |
262 | break; | |
263 | case ixgbe_phy_xaui: | |
db018963 JK |
264 | ecmd->supported |= SUPPORTED_FIBRE; |
265 | ecmd->advertising |= ADVERTISED_FIBRE; | |
3b8626ba PW |
266 | ecmd->port = PORT_NONE; |
267 | break; | |
268 | case ixgbe_phy_unknown: | |
269 | case ixgbe_phy_generic: | |
270 | case ixgbe_phy_sfp_unsupported: | |
271 | default: | |
db018963 JK |
272 | ecmd->supported |= SUPPORTED_FIBRE; |
273 | ecmd->advertising |= ADVERTISED_FIBRE; | |
3b8626ba PW |
274 | ecmd->port = PORT_OTHER; |
275 | break; | |
276 | } | |
277 | ||
c44ade9e | 278 | hw->mac.ops.check_link(hw, &link_speed, &link_up, false); |
735441fb | 279 | if (link_up) { |
1b1c0a48 AS |
280 | switch (link_speed) { |
281 | case IXGBE_LINK_SPEED_10GB_FULL: | |
70739497 | 282 | ethtool_cmd_speed_set(ecmd, SPEED_10000); |
1b1c0a48 AS |
283 | break; |
284 | case IXGBE_LINK_SPEED_1GB_FULL: | |
70739497 | 285 | ethtool_cmd_speed_set(ecmd, SPEED_1000); |
1b1c0a48 AS |
286 | break; |
287 | case IXGBE_LINK_SPEED_100_FULL: | |
70739497 | 288 | ethtool_cmd_speed_set(ecmd, SPEED_100); |
1b1c0a48 AS |
289 | break; |
290 | default: | |
291 | break; | |
292 | } | |
9a799d71 AK |
293 | ecmd->duplex = DUPLEX_FULL; |
294 | } else { | |
70739497 | 295 | ethtool_cmd_speed_set(ecmd, -1); |
9a799d71 AK |
296 | ecmd->duplex = -1; |
297 | } | |
298 | ||
9a799d71 AK |
299 | return 0; |
300 | } | |
301 | ||
302 | static int ixgbe_set_settings(struct net_device *netdev, | |
b4617240 | 303 | struct ethtool_cmd *ecmd) |
9a799d71 AK |
304 | { |
305 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
735441fb | 306 | struct ixgbe_hw *hw = &adapter->hw; |
0befdb3e | 307 | u32 advertised, old; |
74766013 | 308 | s32 err = 0; |
9a799d71 | 309 | |
74766013 | 310 | if ((hw->phy.media_type == ixgbe_media_type_copper) || |
a3801379 | 311 | (hw->phy.multispeed_fiber)) { |
abcc80d2 ET |
312 | /* |
313 | * this function does not support duplex forcing, but can | |
314 | * limit the advertising of the adapter to the specified speed | |
315 | */ | |
0befdb3e JB |
316 | if (ecmd->autoneg == AUTONEG_DISABLE) |
317 | return -EINVAL; | |
318 | ||
abcc80d2 ET |
319 | if (ecmd->advertising & ~ecmd->supported) |
320 | return -EINVAL; | |
321 | ||
0befdb3e JB |
322 | old = hw->phy.autoneg_advertised; |
323 | advertised = 0; | |
324 | if (ecmd->advertising & ADVERTISED_10000baseT_Full) | |
325 | advertised |= IXGBE_LINK_SPEED_10GB_FULL; | |
326 | ||
327 | if (ecmd->advertising & ADVERTISED_1000baseT_Full) | |
328 | advertised |= IXGBE_LINK_SPEED_1GB_FULL; | |
329 | ||
2b642ca5 ET |
330 | if (ecmd->advertising & ADVERTISED_100baseT_Full) |
331 | advertised |= IXGBE_LINK_SPEED_100_FULL; | |
332 | ||
0befdb3e | 333 | if (old == advertised) |
74766013 | 334 | return err; |
0befdb3e | 335 | /* this sets the link speed and restarts auto-neg */ |
74766013 | 336 | hw->mac.autotry_restart = true; |
fd0326f2 | 337 | err = hw->mac.ops.setup_link(hw, advertised, true); |
0befdb3e | 338 | if (err) { |
396e799c | 339 | e_info(probe, "setup link failed with code %d\n", err); |
fd0326f2 | 340 | hw->mac.ops.setup_link(hw, old, true); |
0befdb3e | 341 | } |
74766013 MC |
342 | } else { |
343 | /* in this case we currently only support 10Gb/FULL */ | |
25db0338 | 344 | u32 speed = ethtool_cmd_speed(ecmd); |
74766013 | 345 | if ((ecmd->autoneg == AUTONEG_ENABLE) || |
a3801379 | 346 | (ecmd->advertising != ADVERTISED_10000baseT_Full) || |
25db0338 | 347 | (speed + ecmd->duplex != SPEED_10000 + DUPLEX_FULL)) |
74766013 | 348 | return -EINVAL; |
9a799d71 AK |
349 | } |
350 | ||
74766013 | 351 | return err; |
9a799d71 AK |
352 | } |
353 | ||
354 | static void ixgbe_get_pauseparam(struct net_device *netdev, | |
b4617240 | 355 | struct ethtool_pauseparam *pause) |
9a799d71 AK |
356 | { |
357 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
358 | struct ixgbe_hw *hw = &adapter->hw; | |
359 | ||
860502bf | 360 | if (hw->fc.disable_fc_autoneg) |
71fd570b DS |
361 | pause->autoneg = 0; |
362 | else | |
363 | pause->autoneg = 1; | |
9a799d71 | 364 | |
0ecc061d | 365 | if (hw->fc.current_mode == ixgbe_fc_rx_pause) { |
9a799d71 | 366 | pause->rx_pause = 1; |
0ecc061d | 367 | } else if (hw->fc.current_mode == ixgbe_fc_tx_pause) { |
9a799d71 | 368 | pause->tx_pause = 1; |
0ecc061d | 369 | } else if (hw->fc.current_mode == ixgbe_fc_full) { |
9a799d71 AK |
370 | pause->rx_pause = 1; |
371 | pause->tx_pause = 1; | |
372 | } | |
373 | } | |
374 | ||
375 | static int ixgbe_set_pauseparam(struct net_device *netdev, | |
b4617240 | 376 | struct ethtool_pauseparam *pause) |
9a799d71 AK |
377 | { |
378 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
379 | struct ixgbe_hw *hw = &adapter->hw; | |
943561d3 | 380 | struct ixgbe_fc_info fc = hw->fc; |
9a799d71 | 381 | |
943561d3 AD |
382 | /* 82598 does no support link flow control with DCB enabled */ |
383 | if ((hw->mac.type == ixgbe_mac_82598EB) && | |
384 | (adapter->flags & IXGBE_FLAG_DCB_ENABLED)) | |
264857b8 PWJ |
385 | return -EINVAL; |
386 | ||
db2adc2d JK |
387 | /* some devices do not support autoneg of link flow control */ |
388 | if ((pause->autoneg == AUTONEG_ENABLE) && | |
389 | (ixgbe_device_supports_autoneg_fc(hw) != 0)) | |
390 | return -EINVAL; | |
391 | ||
943561d3 | 392 | fc.disable_fc_autoneg = (pause->autoneg != AUTONEG_ENABLE); |
71fd570b | 393 | |
1c4f0ef8 | 394 | if ((pause->rx_pause && pause->tx_pause) || pause->autoneg) |
620fa036 | 395 | fc.requested_mode = ixgbe_fc_full; |
9a799d71 | 396 | else if (pause->rx_pause && !pause->tx_pause) |
620fa036 | 397 | fc.requested_mode = ixgbe_fc_rx_pause; |
9a799d71 | 398 | else if (!pause->rx_pause && pause->tx_pause) |
620fa036 | 399 | fc.requested_mode = ixgbe_fc_tx_pause; |
9c83b070 | 400 | else |
943561d3 | 401 | fc.requested_mode = ixgbe_fc_none; |
620fa036 MC |
402 | |
403 | /* if the thing changed then we'll update and use new autoneg */ | |
404 | if (memcmp(&fc, &hw->fc, sizeof(struct ixgbe_fc_info))) { | |
405 | hw->fc = fc; | |
406 | if (netif_running(netdev)) | |
407 | ixgbe_reinit_locked(adapter); | |
408 | else | |
409 | ixgbe_reset(adapter); | |
410 | } | |
9a799d71 AK |
411 | |
412 | return 0; | |
413 | } | |
414 | ||
9a799d71 AK |
415 | static u32 ixgbe_get_msglevel(struct net_device *netdev) |
416 | { | |
417 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
418 | return adapter->msg_enable; | |
419 | } | |
420 | ||
421 | static void ixgbe_set_msglevel(struct net_device *netdev, u32 data) | |
422 | { | |
423 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
424 | adapter->msg_enable = data; | |
425 | } | |
426 | ||
427 | static int ixgbe_get_regs_len(struct net_device *netdev) | |
428 | { | |
217995ec | 429 | #define IXGBE_REGS_LEN 1129 |
9a799d71 AK |
430 | return IXGBE_REGS_LEN * sizeof(u32); |
431 | } | |
432 | ||
433 | #define IXGBE_GET_STAT(_A_, _R_) _A_->stats._R_ | |
434 | ||
435 | static void ixgbe_get_regs(struct net_device *netdev, | |
b4617240 | 436 | struct ethtool_regs *regs, void *p) |
9a799d71 AK |
437 | { |
438 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
439 | struct ixgbe_hw *hw = &adapter->hw; | |
440 | u32 *regs_buff = p; | |
441 | u8 i; | |
442 | ||
443 | memset(p, 0, IXGBE_REGS_LEN * sizeof(u32)); | |
444 | ||
445 | regs->version = (1 << 24) | hw->revision_id << 16 | hw->device_id; | |
446 | ||
447 | /* General Registers */ | |
448 | regs_buff[0] = IXGBE_READ_REG(hw, IXGBE_CTRL); | |
449 | regs_buff[1] = IXGBE_READ_REG(hw, IXGBE_STATUS); | |
450 | regs_buff[2] = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT); | |
451 | regs_buff[3] = IXGBE_READ_REG(hw, IXGBE_ESDP); | |
452 | regs_buff[4] = IXGBE_READ_REG(hw, IXGBE_EODSDP); | |
453 | regs_buff[5] = IXGBE_READ_REG(hw, IXGBE_LEDCTL); | |
454 | regs_buff[6] = IXGBE_READ_REG(hw, IXGBE_FRTIMER); | |
455 | regs_buff[7] = IXGBE_READ_REG(hw, IXGBE_TCPTIMER); | |
456 | ||
457 | /* NVM Register */ | |
458 | regs_buff[8] = IXGBE_READ_REG(hw, IXGBE_EEC); | |
459 | regs_buff[9] = IXGBE_READ_REG(hw, IXGBE_EERD); | |
460 | regs_buff[10] = IXGBE_READ_REG(hw, IXGBE_FLA); | |
461 | regs_buff[11] = IXGBE_READ_REG(hw, IXGBE_EEMNGCTL); | |
462 | regs_buff[12] = IXGBE_READ_REG(hw, IXGBE_EEMNGDATA); | |
463 | regs_buff[13] = IXGBE_READ_REG(hw, IXGBE_FLMNGCTL); | |
464 | regs_buff[14] = IXGBE_READ_REG(hw, IXGBE_FLMNGDATA); | |
465 | regs_buff[15] = IXGBE_READ_REG(hw, IXGBE_FLMNGCNT); | |
466 | regs_buff[16] = IXGBE_READ_REG(hw, IXGBE_FLOP); | |
467 | regs_buff[17] = IXGBE_READ_REG(hw, IXGBE_GRC); | |
468 | ||
469 | /* Interrupt */ | |
98c00a1c JB |
470 | /* don't read EICR because it can clear interrupt causes, instead |
471 | * read EICS which is a shadow but doesn't clear EICR */ | |
472 | regs_buff[18] = IXGBE_READ_REG(hw, IXGBE_EICS); | |
9a799d71 AK |
473 | regs_buff[19] = IXGBE_READ_REG(hw, IXGBE_EICS); |
474 | regs_buff[20] = IXGBE_READ_REG(hw, IXGBE_EIMS); | |
475 | regs_buff[21] = IXGBE_READ_REG(hw, IXGBE_EIMC); | |
476 | regs_buff[22] = IXGBE_READ_REG(hw, IXGBE_EIAC); | |
477 | regs_buff[23] = IXGBE_READ_REG(hw, IXGBE_EIAM); | |
478 | regs_buff[24] = IXGBE_READ_REG(hw, IXGBE_EITR(0)); | |
479 | regs_buff[25] = IXGBE_READ_REG(hw, IXGBE_IVAR(0)); | |
480 | regs_buff[26] = IXGBE_READ_REG(hw, IXGBE_MSIXT); | |
481 | regs_buff[27] = IXGBE_READ_REG(hw, IXGBE_MSIXPBA); | |
c44ade9e | 482 | regs_buff[28] = IXGBE_READ_REG(hw, IXGBE_PBACL(0)); |
9a799d71 AK |
483 | regs_buff[29] = IXGBE_READ_REG(hw, IXGBE_GPIE); |
484 | ||
485 | /* Flow Control */ | |
486 | regs_buff[30] = IXGBE_READ_REG(hw, IXGBE_PFCTOP); | |
487 | regs_buff[31] = IXGBE_READ_REG(hw, IXGBE_FCTTV(0)); | |
488 | regs_buff[32] = IXGBE_READ_REG(hw, IXGBE_FCTTV(1)); | |
489 | regs_buff[33] = IXGBE_READ_REG(hw, IXGBE_FCTTV(2)); | |
490 | regs_buff[34] = IXGBE_READ_REG(hw, IXGBE_FCTTV(3)); | |
bd508178 AD |
491 | for (i = 0; i < 8; i++) { |
492 | switch (hw->mac.type) { | |
493 | case ixgbe_mac_82598EB: | |
494 | regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL(i)); | |
495 | regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH(i)); | |
496 | break; | |
497 | case ixgbe_mac_82599EB: | |
80bb25e3 | 498 | case ixgbe_mac_X540: |
bd508178 AD |
499 | regs_buff[35 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTL_82599(i)); |
500 | regs_buff[43 + i] = IXGBE_READ_REG(hw, IXGBE_FCRTH_82599(i)); | |
501 | break; | |
502 | default: | |
503 | break; | |
504 | } | |
505 | } | |
9a799d71 AK |
506 | regs_buff[51] = IXGBE_READ_REG(hw, IXGBE_FCRTV); |
507 | regs_buff[52] = IXGBE_READ_REG(hw, IXGBE_TFCS); | |
508 | ||
509 | /* Receive DMA */ | |
510 | for (i = 0; i < 64; i++) | |
511 | regs_buff[53 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAL(i)); | |
512 | for (i = 0; i < 64; i++) | |
513 | regs_buff[117 + i] = IXGBE_READ_REG(hw, IXGBE_RDBAH(i)); | |
514 | for (i = 0; i < 64; i++) | |
515 | regs_buff[181 + i] = IXGBE_READ_REG(hw, IXGBE_RDLEN(i)); | |
516 | for (i = 0; i < 64; i++) | |
517 | regs_buff[245 + i] = IXGBE_READ_REG(hw, IXGBE_RDH(i)); | |
518 | for (i = 0; i < 64; i++) | |
519 | regs_buff[309 + i] = IXGBE_READ_REG(hw, IXGBE_RDT(i)); | |
520 | for (i = 0; i < 64; i++) | |
521 | regs_buff[373 + i] = IXGBE_READ_REG(hw, IXGBE_RXDCTL(i)); | |
522 | for (i = 0; i < 16; i++) | |
523 | regs_buff[437 + i] = IXGBE_READ_REG(hw, IXGBE_SRRCTL(i)); | |
524 | for (i = 0; i < 16; i++) | |
525 | regs_buff[453 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_RXCTRL(i)); | |
526 | regs_buff[469] = IXGBE_READ_REG(hw, IXGBE_RDRXCTL); | |
527 | for (i = 0; i < 8; i++) | |
528 | regs_buff[470 + i] = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(i)); | |
529 | regs_buff[478] = IXGBE_READ_REG(hw, IXGBE_RXCTRL); | |
530 | regs_buff[479] = IXGBE_READ_REG(hw, IXGBE_DROPEN); | |
531 | ||
532 | /* Receive */ | |
533 | regs_buff[480] = IXGBE_READ_REG(hw, IXGBE_RXCSUM); | |
534 | regs_buff[481] = IXGBE_READ_REG(hw, IXGBE_RFCTL); | |
535 | for (i = 0; i < 16; i++) | |
536 | regs_buff[482 + i] = IXGBE_READ_REG(hw, IXGBE_RAL(i)); | |
537 | for (i = 0; i < 16; i++) | |
538 | regs_buff[498 + i] = IXGBE_READ_REG(hw, IXGBE_RAH(i)); | |
c44ade9e | 539 | regs_buff[514] = IXGBE_READ_REG(hw, IXGBE_PSRTYPE(0)); |
9a799d71 AK |
540 | regs_buff[515] = IXGBE_READ_REG(hw, IXGBE_FCTRL); |
541 | regs_buff[516] = IXGBE_READ_REG(hw, IXGBE_VLNCTRL); | |
542 | regs_buff[517] = IXGBE_READ_REG(hw, IXGBE_MCSTCTRL); | |
543 | regs_buff[518] = IXGBE_READ_REG(hw, IXGBE_MRQC); | |
544 | regs_buff[519] = IXGBE_READ_REG(hw, IXGBE_VMD_CTL); | |
545 | for (i = 0; i < 8; i++) | |
546 | regs_buff[520 + i] = IXGBE_READ_REG(hw, IXGBE_IMIR(i)); | |
547 | for (i = 0; i < 8; i++) | |
548 | regs_buff[528 + i] = IXGBE_READ_REG(hw, IXGBE_IMIREXT(i)); | |
549 | regs_buff[536] = IXGBE_READ_REG(hw, IXGBE_IMIRVP); | |
550 | ||
551 | /* Transmit */ | |
552 | for (i = 0; i < 32; i++) | |
553 | regs_buff[537 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAL(i)); | |
554 | for (i = 0; i < 32; i++) | |
555 | regs_buff[569 + i] = IXGBE_READ_REG(hw, IXGBE_TDBAH(i)); | |
556 | for (i = 0; i < 32; i++) | |
557 | regs_buff[601 + i] = IXGBE_READ_REG(hw, IXGBE_TDLEN(i)); | |
558 | for (i = 0; i < 32; i++) | |
559 | regs_buff[633 + i] = IXGBE_READ_REG(hw, IXGBE_TDH(i)); | |
560 | for (i = 0; i < 32; i++) | |
561 | regs_buff[665 + i] = IXGBE_READ_REG(hw, IXGBE_TDT(i)); | |
562 | for (i = 0; i < 32; i++) | |
563 | regs_buff[697 + i] = IXGBE_READ_REG(hw, IXGBE_TXDCTL(i)); | |
564 | for (i = 0; i < 32; i++) | |
565 | regs_buff[729 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAL(i)); | |
566 | for (i = 0; i < 32; i++) | |
567 | regs_buff[761 + i] = IXGBE_READ_REG(hw, IXGBE_TDWBAH(i)); | |
568 | regs_buff[793] = IXGBE_READ_REG(hw, IXGBE_DTXCTL); | |
569 | for (i = 0; i < 16; i++) | |
570 | regs_buff[794 + i] = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(i)); | |
571 | regs_buff[810] = IXGBE_READ_REG(hw, IXGBE_TIPG); | |
572 | for (i = 0; i < 8; i++) | |
573 | regs_buff[811 + i] = IXGBE_READ_REG(hw, IXGBE_TXPBSIZE(i)); | |
574 | regs_buff[819] = IXGBE_READ_REG(hw, IXGBE_MNGTXMAP); | |
575 | ||
576 | /* Wake Up */ | |
577 | regs_buff[820] = IXGBE_READ_REG(hw, IXGBE_WUC); | |
578 | regs_buff[821] = IXGBE_READ_REG(hw, IXGBE_WUFC); | |
579 | regs_buff[822] = IXGBE_READ_REG(hw, IXGBE_WUS); | |
580 | regs_buff[823] = IXGBE_READ_REG(hw, IXGBE_IPAV); | |
581 | regs_buff[824] = IXGBE_READ_REG(hw, IXGBE_IP4AT); | |
582 | regs_buff[825] = IXGBE_READ_REG(hw, IXGBE_IP6AT); | |
583 | regs_buff[826] = IXGBE_READ_REG(hw, IXGBE_WUPL); | |
584 | regs_buff[827] = IXGBE_READ_REG(hw, IXGBE_WUPM); | |
11afc1b1 | 585 | regs_buff[828] = IXGBE_READ_REG(hw, IXGBE_FHFT(0)); |
9a799d71 | 586 | |
673ac604 | 587 | /* DCB */ |
9a799d71 AK |
588 | regs_buff[829] = IXGBE_READ_REG(hw, IXGBE_RMCS); |
589 | regs_buff[830] = IXGBE_READ_REG(hw, IXGBE_DPMCS); | |
590 | regs_buff[831] = IXGBE_READ_REG(hw, IXGBE_PDPMCS); | |
591 | regs_buff[832] = IXGBE_READ_REG(hw, IXGBE_RUPPBMR); | |
592 | for (i = 0; i < 8; i++) | |
593 | regs_buff[833 + i] = IXGBE_READ_REG(hw, IXGBE_RT2CR(i)); | |
594 | for (i = 0; i < 8; i++) | |
595 | regs_buff[841 + i] = IXGBE_READ_REG(hw, IXGBE_RT2SR(i)); | |
596 | for (i = 0; i < 8; i++) | |
597 | regs_buff[849 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCCR(i)); | |
598 | for (i = 0; i < 8; i++) | |
599 | regs_buff[857 + i] = IXGBE_READ_REG(hw, IXGBE_TDTQ2TCSR(i)); | |
600 | for (i = 0; i < 8; i++) | |
601 | regs_buff[865 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCCR(i)); | |
602 | for (i = 0; i < 8; i++) | |
603 | regs_buff[873 + i] = IXGBE_READ_REG(hw, IXGBE_TDPT2TCSR(i)); | |
604 | ||
605 | /* Statistics */ | |
606 | regs_buff[881] = IXGBE_GET_STAT(adapter, crcerrs); | |
607 | regs_buff[882] = IXGBE_GET_STAT(adapter, illerrc); | |
608 | regs_buff[883] = IXGBE_GET_STAT(adapter, errbc); | |
609 | regs_buff[884] = IXGBE_GET_STAT(adapter, mspdc); | |
610 | for (i = 0; i < 8; i++) | |
611 | regs_buff[885 + i] = IXGBE_GET_STAT(adapter, mpc[i]); | |
612 | regs_buff[893] = IXGBE_GET_STAT(adapter, mlfc); | |
613 | regs_buff[894] = IXGBE_GET_STAT(adapter, mrfc); | |
614 | regs_buff[895] = IXGBE_GET_STAT(adapter, rlec); | |
615 | regs_buff[896] = IXGBE_GET_STAT(adapter, lxontxc); | |
616 | regs_buff[897] = IXGBE_GET_STAT(adapter, lxonrxc); | |
617 | regs_buff[898] = IXGBE_GET_STAT(adapter, lxofftxc); | |
618 | regs_buff[899] = IXGBE_GET_STAT(adapter, lxoffrxc); | |
619 | for (i = 0; i < 8; i++) | |
620 | regs_buff[900 + i] = IXGBE_GET_STAT(adapter, pxontxc[i]); | |
621 | for (i = 0; i < 8; i++) | |
622 | regs_buff[908 + i] = IXGBE_GET_STAT(adapter, pxonrxc[i]); | |
623 | for (i = 0; i < 8; i++) | |
624 | regs_buff[916 + i] = IXGBE_GET_STAT(adapter, pxofftxc[i]); | |
625 | for (i = 0; i < 8; i++) | |
626 | regs_buff[924 + i] = IXGBE_GET_STAT(adapter, pxoffrxc[i]); | |
627 | regs_buff[932] = IXGBE_GET_STAT(adapter, prc64); | |
628 | regs_buff[933] = IXGBE_GET_STAT(adapter, prc127); | |
629 | regs_buff[934] = IXGBE_GET_STAT(adapter, prc255); | |
630 | regs_buff[935] = IXGBE_GET_STAT(adapter, prc511); | |
631 | regs_buff[936] = IXGBE_GET_STAT(adapter, prc1023); | |
632 | regs_buff[937] = IXGBE_GET_STAT(adapter, prc1522); | |
633 | regs_buff[938] = IXGBE_GET_STAT(adapter, gprc); | |
634 | regs_buff[939] = IXGBE_GET_STAT(adapter, bprc); | |
635 | regs_buff[940] = IXGBE_GET_STAT(adapter, mprc); | |
636 | regs_buff[941] = IXGBE_GET_STAT(adapter, gptc); | |
637 | regs_buff[942] = IXGBE_GET_STAT(adapter, gorc); | |
638 | regs_buff[944] = IXGBE_GET_STAT(adapter, gotc); | |
639 | for (i = 0; i < 8; i++) | |
640 | regs_buff[946 + i] = IXGBE_GET_STAT(adapter, rnbc[i]); | |
641 | regs_buff[954] = IXGBE_GET_STAT(adapter, ruc); | |
642 | regs_buff[955] = IXGBE_GET_STAT(adapter, rfc); | |
643 | regs_buff[956] = IXGBE_GET_STAT(adapter, roc); | |
644 | regs_buff[957] = IXGBE_GET_STAT(adapter, rjc); | |
645 | regs_buff[958] = IXGBE_GET_STAT(adapter, mngprc); | |
646 | regs_buff[959] = IXGBE_GET_STAT(adapter, mngpdc); | |
647 | regs_buff[960] = IXGBE_GET_STAT(adapter, mngptc); | |
648 | regs_buff[961] = IXGBE_GET_STAT(adapter, tor); | |
649 | regs_buff[963] = IXGBE_GET_STAT(adapter, tpr); | |
650 | regs_buff[964] = IXGBE_GET_STAT(adapter, tpt); | |
651 | regs_buff[965] = IXGBE_GET_STAT(adapter, ptc64); | |
652 | regs_buff[966] = IXGBE_GET_STAT(adapter, ptc127); | |
653 | regs_buff[967] = IXGBE_GET_STAT(adapter, ptc255); | |
654 | regs_buff[968] = IXGBE_GET_STAT(adapter, ptc511); | |
655 | regs_buff[969] = IXGBE_GET_STAT(adapter, ptc1023); | |
656 | regs_buff[970] = IXGBE_GET_STAT(adapter, ptc1522); | |
657 | regs_buff[971] = IXGBE_GET_STAT(adapter, mptc); | |
658 | regs_buff[972] = IXGBE_GET_STAT(adapter, bptc); | |
659 | regs_buff[973] = IXGBE_GET_STAT(adapter, xec); | |
660 | for (i = 0; i < 16; i++) | |
661 | regs_buff[974 + i] = IXGBE_GET_STAT(adapter, qprc[i]); | |
662 | for (i = 0; i < 16; i++) | |
663 | regs_buff[990 + i] = IXGBE_GET_STAT(adapter, qptc[i]); | |
664 | for (i = 0; i < 16; i++) | |
665 | regs_buff[1006 + i] = IXGBE_GET_STAT(adapter, qbrc[i]); | |
666 | for (i = 0; i < 16; i++) | |
667 | regs_buff[1022 + i] = IXGBE_GET_STAT(adapter, qbtc[i]); | |
668 | ||
669 | /* MAC */ | |
670 | regs_buff[1038] = IXGBE_READ_REG(hw, IXGBE_PCS1GCFIG); | |
671 | regs_buff[1039] = IXGBE_READ_REG(hw, IXGBE_PCS1GLCTL); | |
672 | regs_buff[1040] = IXGBE_READ_REG(hw, IXGBE_PCS1GLSTA); | |
673 | regs_buff[1041] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG0); | |
674 | regs_buff[1042] = IXGBE_READ_REG(hw, IXGBE_PCS1GDBG1); | |
675 | regs_buff[1043] = IXGBE_READ_REG(hw, IXGBE_PCS1GANA); | |
676 | regs_buff[1044] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLP); | |
677 | regs_buff[1045] = IXGBE_READ_REG(hw, IXGBE_PCS1GANNP); | |
678 | regs_buff[1046] = IXGBE_READ_REG(hw, IXGBE_PCS1GANLPNP); | |
679 | regs_buff[1047] = IXGBE_READ_REG(hw, IXGBE_HLREG0); | |
680 | regs_buff[1048] = IXGBE_READ_REG(hw, IXGBE_HLREG1); | |
681 | regs_buff[1049] = IXGBE_READ_REG(hw, IXGBE_PAP); | |
682 | regs_buff[1050] = IXGBE_READ_REG(hw, IXGBE_MACA); | |
683 | regs_buff[1051] = IXGBE_READ_REG(hw, IXGBE_APAE); | |
684 | regs_buff[1052] = IXGBE_READ_REG(hw, IXGBE_ARD); | |
685 | regs_buff[1053] = IXGBE_READ_REG(hw, IXGBE_AIS); | |
686 | regs_buff[1054] = IXGBE_READ_REG(hw, IXGBE_MSCA); | |
687 | regs_buff[1055] = IXGBE_READ_REG(hw, IXGBE_MSRWD); | |
688 | regs_buff[1056] = IXGBE_READ_REG(hw, IXGBE_MLADD); | |
689 | regs_buff[1057] = IXGBE_READ_REG(hw, IXGBE_MHADD); | |
690 | regs_buff[1058] = IXGBE_READ_REG(hw, IXGBE_TREG); | |
691 | regs_buff[1059] = IXGBE_READ_REG(hw, IXGBE_PCSS1); | |
692 | regs_buff[1060] = IXGBE_READ_REG(hw, IXGBE_PCSS2); | |
693 | regs_buff[1061] = IXGBE_READ_REG(hw, IXGBE_XPCSS); | |
694 | regs_buff[1062] = IXGBE_READ_REG(hw, IXGBE_SERDESC); | |
695 | regs_buff[1063] = IXGBE_READ_REG(hw, IXGBE_MACS); | |
696 | regs_buff[1064] = IXGBE_READ_REG(hw, IXGBE_AUTOC); | |
697 | regs_buff[1065] = IXGBE_READ_REG(hw, IXGBE_LINKS); | |
698 | regs_buff[1066] = IXGBE_READ_REG(hw, IXGBE_AUTOC2); | |
699 | regs_buff[1067] = IXGBE_READ_REG(hw, IXGBE_AUTOC3); | |
700 | regs_buff[1068] = IXGBE_READ_REG(hw, IXGBE_ANLP1); | |
701 | regs_buff[1069] = IXGBE_READ_REG(hw, IXGBE_ANLP2); | |
702 | regs_buff[1070] = IXGBE_READ_REG(hw, IXGBE_ATLASCTL); | |
703 | ||
704 | /* Diagnostic */ | |
705 | regs_buff[1071] = IXGBE_READ_REG(hw, IXGBE_RDSTATCTL); | |
706 | for (i = 0; i < 8; i++) | |
98c00a1c | 707 | regs_buff[1072 + i] = IXGBE_READ_REG(hw, IXGBE_RDSTAT(i)); |
9a799d71 | 708 | regs_buff[1080] = IXGBE_READ_REG(hw, IXGBE_RDHMPN); |
98c00a1c JB |
709 | for (i = 0; i < 4; i++) |
710 | regs_buff[1081 + i] = IXGBE_READ_REG(hw, IXGBE_RIC_DW(i)); | |
9a799d71 AK |
711 | regs_buff[1085] = IXGBE_READ_REG(hw, IXGBE_RDPROBE); |
712 | regs_buff[1086] = IXGBE_READ_REG(hw, IXGBE_TDSTATCTL); | |
713 | for (i = 0; i < 8; i++) | |
98c00a1c | 714 | regs_buff[1087 + i] = IXGBE_READ_REG(hw, IXGBE_TDSTAT(i)); |
9a799d71 | 715 | regs_buff[1095] = IXGBE_READ_REG(hw, IXGBE_TDHMPN); |
98c00a1c JB |
716 | for (i = 0; i < 4; i++) |
717 | regs_buff[1096 + i] = IXGBE_READ_REG(hw, IXGBE_TIC_DW(i)); | |
9a799d71 AK |
718 | regs_buff[1100] = IXGBE_READ_REG(hw, IXGBE_TDPROBE); |
719 | regs_buff[1101] = IXGBE_READ_REG(hw, IXGBE_TXBUFCTRL); | |
720 | regs_buff[1102] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA0); | |
721 | regs_buff[1103] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA1); | |
722 | regs_buff[1104] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA2); | |
723 | regs_buff[1105] = IXGBE_READ_REG(hw, IXGBE_TXBUFDATA3); | |
724 | regs_buff[1106] = IXGBE_READ_REG(hw, IXGBE_RXBUFCTRL); | |
725 | regs_buff[1107] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA0); | |
726 | regs_buff[1108] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA1); | |
727 | regs_buff[1109] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA2); | |
728 | regs_buff[1110] = IXGBE_READ_REG(hw, IXGBE_RXBUFDATA3); | |
729 | for (i = 0; i < 8; i++) | |
98c00a1c | 730 | regs_buff[1111 + i] = IXGBE_READ_REG(hw, IXGBE_PCIE_DIAG(i)); |
9a799d71 AK |
731 | regs_buff[1119] = IXGBE_READ_REG(hw, IXGBE_RFVAL); |
732 | regs_buff[1120] = IXGBE_READ_REG(hw, IXGBE_MDFTC1); | |
733 | regs_buff[1121] = IXGBE_READ_REG(hw, IXGBE_MDFTC2); | |
734 | regs_buff[1122] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO1); | |
735 | regs_buff[1123] = IXGBE_READ_REG(hw, IXGBE_MDFTFIFO2); | |
736 | regs_buff[1124] = IXGBE_READ_REG(hw, IXGBE_MDFTS); | |
737 | regs_buff[1125] = IXGBE_READ_REG(hw, IXGBE_PCIEECCCTL); | |
738 | regs_buff[1126] = IXGBE_READ_REG(hw, IXGBE_PBTXECC); | |
739 | regs_buff[1127] = IXGBE_READ_REG(hw, IXGBE_PBRXECC); | |
217995ec ET |
740 | |
741 | /* 82599 X540 specific registers */ | |
742 | regs_buff[1128] = IXGBE_READ_REG(hw, IXGBE_MFLCN); | |
9a799d71 AK |
743 | } |
744 | ||
745 | static int ixgbe_get_eeprom_len(struct net_device *netdev) | |
746 | { | |
747 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
748 | return adapter->hw.eeprom.word_size * 2; | |
749 | } | |
750 | ||
751 | static int ixgbe_get_eeprom(struct net_device *netdev, | |
b4617240 | 752 | struct ethtool_eeprom *eeprom, u8 *bytes) |
9a799d71 AK |
753 | { |
754 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
755 | struct ixgbe_hw *hw = &adapter->hw; | |
756 | u16 *eeprom_buff; | |
757 | int first_word, last_word, eeprom_len; | |
758 | int ret_val = 0; | |
759 | u16 i; | |
760 | ||
761 | if (eeprom->len == 0) | |
762 | return -EINVAL; | |
763 | ||
764 | eeprom->magic = hw->vendor_id | (hw->device_id << 16); | |
765 | ||
766 | first_word = eeprom->offset >> 1; | |
767 | last_word = (eeprom->offset + eeprom->len - 1) >> 1; | |
768 | eeprom_len = last_word - first_word + 1; | |
769 | ||
770 | eeprom_buff = kmalloc(sizeof(u16) * eeprom_len, GFP_KERNEL); | |
771 | if (!eeprom_buff) | |
772 | return -ENOMEM; | |
773 | ||
68c7005d ET |
774 | ret_val = hw->eeprom.ops.read_buffer(hw, first_word, eeprom_len, |
775 | eeprom_buff); | |
9a799d71 AK |
776 | |
777 | /* Device's eeprom is always little-endian, word addressable */ | |
778 | for (i = 0; i < eeprom_len; i++) | |
779 | le16_to_cpus(&eeprom_buff[i]); | |
780 | ||
781 | memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len); | |
782 | kfree(eeprom_buff); | |
783 | ||
784 | return ret_val; | |
785 | } | |
786 | ||
2fa5eef4 ET |
787 | static int ixgbe_set_eeprom(struct net_device *netdev, |
788 | struct ethtool_eeprom *eeprom, u8 *bytes) | |
789 | { | |
790 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
791 | struct ixgbe_hw *hw = &adapter->hw; | |
792 | u16 *eeprom_buff; | |
793 | void *ptr; | |
794 | int max_len, first_word, last_word, ret_val = 0; | |
795 | u16 i; | |
796 | ||
797 | if (eeprom->len == 0) | |
798 | return -EINVAL; | |
799 | ||
800 | if (eeprom->magic != (hw->vendor_id | (hw->device_id << 16))) | |
801 | return -EINVAL; | |
802 | ||
803 | max_len = hw->eeprom.word_size * 2; | |
804 | ||
805 | first_word = eeprom->offset >> 1; | |
806 | last_word = (eeprom->offset + eeprom->len - 1) >> 1; | |
807 | eeprom_buff = kmalloc(max_len, GFP_KERNEL); | |
808 | if (!eeprom_buff) | |
809 | return -ENOMEM; | |
810 | ||
811 | ptr = eeprom_buff; | |
812 | ||
813 | if (eeprom->offset & 1) { | |
814 | /* | |
815 | * need read/modify/write of first changed EEPROM word | |
816 | * only the second byte of the word is being modified | |
817 | */ | |
818 | ret_val = hw->eeprom.ops.read(hw, first_word, &eeprom_buff[0]); | |
819 | if (ret_val) | |
820 | goto err; | |
821 | ||
822 | ptr++; | |
823 | } | |
824 | if ((eeprom->offset + eeprom->len) & 1) { | |
825 | /* | |
826 | * need read/modify/write of last changed EEPROM word | |
827 | * only the first byte of the word is being modified | |
828 | */ | |
829 | ret_val = hw->eeprom.ops.read(hw, last_word, | |
830 | &eeprom_buff[last_word - first_word]); | |
831 | if (ret_val) | |
832 | goto err; | |
833 | } | |
834 | ||
835 | /* Device's eeprom is always little-endian, word addressable */ | |
836 | for (i = 0; i < last_word - first_word + 1; i++) | |
837 | le16_to_cpus(&eeprom_buff[i]); | |
838 | ||
839 | memcpy(ptr, bytes, eeprom->len); | |
840 | ||
841 | for (i = 0; i < last_word - first_word + 1; i++) | |
842 | cpu_to_le16s(&eeprom_buff[i]); | |
843 | ||
844 | ret_val = hw->eeprom.ops.write_buffer(hw, first_word, | |
845 | last_word - first_word + 1, | |
846 | eeprom_buff); | |
847 | ||
848 | /* Update the checksum */ | |
849 | if (ret_val == 0) | |
850 | hw->eeprom.ops.update_checksum(hw); | |
851 | ||
852 | err: | |
853 | kfree(eeprom_buff); | |
854 | return ret_val; | |
855 | } | |
856 | ||
9a799d71 | 857 | static void ixgbe_get_drvinfo(struct net_device *netdev, |
b4617240 | 858 | struct ethtool_drvinfo *drvinfo) |
9a799d71 AK |
859 | { |
860 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
15e5209f | 861 | u32 nvm_track_id; |
9a799d71 | 862 | |
612a94d6 RJ |
863 | strlcpy(drvinfo->driver, ixgbe_driver_name, sizeof(drvinfo->driver)); |
864 | strlcpy(drvinfo->version, ixgbe_driver_version, | |
865 | sizeof(drvinfo->version)); | |
083fc582 | 866 | |
15e5209f ET |
867 | nvm_track_id = (adapter->eeprom_verh << 16) | |
868 | adapter->eeprom_verl; | |
612a94d6 | 869 | snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version), "0x%08x", |
15e5209f | 870 | nvm_track_id); |
083fc582 | 871 | |
612a94d6 RJ |
872 | strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), |
873 | sizeof(drvinfo->bus_info)); | |
9a799d71 | 874 | drvinfo->n_stats = IXGBE_STATS_LEN; |
da4dd0f7 | 875 | drvinfo->testinfo_len = IXGBE_TEST_LEN; |
9a799d71 AK |
876 | drvinfo->regdump_len = ixgbe_get_regs_len(netdev); |
877 | } | |
878 | ||
879 | static void ixgbe_get_ringparam(struct net_device *netdev, | |
b4617240 | 880 | struct ethtool_ringparam *ring) |
9a799d71 AK |
881 | { |
882 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
4a0b9ca0 PW |
883 | struct ixgbe_ring *tx_ring = adapter->tx_ring[0]; |
884 | struct ixgbe_ring *rx_ring = adapter->rx_ring[0]; | |
9a799d71 AK |
885 | |
886 | ring->rx_max_pending = IXGBE_MAX_RXD; | |
887 | ring->tx_max_pending = IXGBE_MAX_TXD; | |
9a799d71 AK |
888 | ring->rx_pending = rx_ring->count; |
889 | ring->tx_pending = tx_ring->count; | |
9a799d71 AK |
890 | } |
891 | ||
892 | static int ixgbe_set_ringparam(struct net_device *netdev, | |
b4617240 | 893 | struct ethtool_ringparam *ring) |
9a799d71 AK |
894 | { |
895 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
1f4702aa | 896 | struct ixgbe_ring *temp_ring; |
759884b4 | 897 | int i, err = 0; |
c431f97e | 898 | u32 new_rx_count, new_tx_count; |
9a799d71 AK |
899 | |
900 | if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) | |
901 | return -EINVAL; | |
902 | ||
1f4702aa AD |
903 | new_tx_count = clamp_t(u32, ring->tx_pending, |
904 | IXGBE_MIN_TXD, IXGBE_MAX_TXD); | |
9a799d71 AK |
905 | new_tx_count = ALIGN(new_tx_count, IXGBE_REQ_TX_DESCRIPTOR_MULTIPLE); |
906 | ||
1f4702aa AD |
907 | new_rx_count = clamp_t(u32, ring->rx_pending, |
908 | IXGBE_MIN_RXD, IXGBE_MAX_RXD); | |
909 | new_rx_count = ALIGN(new_rx_count, IXGBE_REQ_RX_DESCRIPTOR_MULTIPLE); | |
910 | ||
911 | if ((new_tx_count == adapter->tx_ring_count) && | |
912 | (new_rx_count == adapter->rx_ring_count)) { | |
9a799d71 AK |
913 | /* nothing to do */ |
914 | return 0; | |
915 | } | |
916 | ||
d4f80882 | 917 | while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state)) |
032b4325 | 918 | usleep_range(1000, 2000); |
d4f80882 | 919 | |
759884b4 AD |
920 | if (!netif_running(adapter->netdev)) { |
921 | for (i = 0; i < adapter->num_tx_queues; i++) | |
4a0b9ca0 | 922 | adapter->tx_ring[i]->count = new_tx_count; |
759884b4 | 923 | for (i = 0; i < adapter->num_rx_queues; i++) |
4a0b9ca0 | 924 | adapter->rx_ring[i]->count = new_rx_count; |
759884b4 AD |
925 | adapter->tx_ring_count = new_tx_count; |
926 | adapter->rx_ring_count = new_rx_count; | |
4a0b9ca0 | 927 | goto clear_reset; |
759884b4 AD |
928 | } |
929 | ||
1f4702aa AD |
930 | /* allocate temporary buffer to store rings in */ |
931 | i = max_t(int, adapter->num_tx_queues, adapter->num_rx_queues); | |
932 | temp_ring = vmalloc(i * sizeof(struct ixgbe_ring)); | |
933 | ||
934 | if (!temp_ring) { | |
f9ed8854 | 935 | err = -ENOMEM; |
4a0b9ca0 | 936 | goto clear_reset; |
f9ed8854 MC |
937 | } |
938 | ||
1f4702aa AD |
939 | ixgbe_down(adapter); |
940 | ||
941 | /* | |
942 | * Setup new Tx resources and free the old Tx resources in that order. | |
943 | * We can then assign the new resources to the rings via a memcpy. | |
944 | * The advantage to this approach is that we are guaranteed to still | |
945 | * have resources even in the case of an allocation failure. | |
946 | */ | |
f9ed8854 | 947 | if (new_tx_count != adapter->tx_ring_count) { |
9a799d71 | 948 | for (i = 0; i < adapter->num_tx_queues; i++) { |
1f4702aa | 949 | memcpy(&temp_ring[i], adapter->tx_ring[i], |
4a0b9ca0 | 950 | sizeof(struct ixgbe_ring)); |
1f4702aa AD |
951 | |
952 | temp_ring[i].count = new_tx_count; | |
953 | err = ixgbe_setup_tx_resources(&temp_ring[i]); | |
9a799d71 | 954 | if (err) { |
c431f97e JB |
955 | while (i) { |
956 | i--; | |
1f4702aa | 957 | ixgbe_free_tx_resources(&temp_ring[i]); |
c431f97e | 958 | } |
1f4702aa | 959 | goto err_setup; |
9a799d71 | 960 | } |
9a799d71 | 961 | } |
9a799d71 | 962 | |
1f4702aa AD |
963 | for (i = 0; i < adapter->num_tx_queues; i++) { |
964 | ixgbe_free_tx_resources(adapter->tx_ring[i]); | |
965 | ||
966 | memcpy(adapter->tx_ring[i], &temp_ring[i], | |
967 | sizeof(struct ixgbe_ring)); | |
968 | } | |
969 | ||
970 | adapter->tx_ring_count = new_tx_count; | |
d3fa4721 | 971 | } |
9a799d71 | 972 | |
1f4702aa | 973 | /* Repeat the process for the Rx rings if needed */ |
f9ed8854 | 974 | if (new_rx_count != adapter->rx_ring_count) { |
c431f97e | 975 | for (i = 0; i < adapter->num_rx_queues; i++) { |
1f4702aa | 976 | memcpy(&temp_ring[i], adapter->rx_ring[i], |
4a0b9ca0 | 977 | sizeof(struct ixgbe_ring)); |
1f4702aa AD |
978 | |
979 | temp_ring[i].count = new_rx_count; | |
980 | err = ixgbe_setup_rx_resources(&temp_ring[i]); | |
9a799d71 | 981 | if (err) { |
c431f97e JB |
982 | while (i) { |
983 | i--; | |
1f4702aa | 984 | ixgbe_free_rx_resources(&temp_ring[i]); |
c431f97e | 985 | } |
9a799d71 AK |
986 | goto err_setup; |
987 | } | |
1f4702aa | 988 | |
9a799d71 | 989 | } |
f9ed8854 | 990 | |
1f4702aa AD |
991 | for (i = 0; i < adapter->num_rx_queues; i++) { |
992 | ixgbe_free_rx_resources(adapter->rx_ring[i]); | |
f9ed8854 | 993 | |
1f4702aa AD |
994 | memcpy(adapter->rx_ring[i], &temp_ring[i], |
995 | sizeof(struct ixgbe_ring)); | |
f9ed8854 MC |
996 | } |
997 | ||
1f4702aa | 998 | adapter->rx_ring_count = new_rx_count; |
759884b4 | 999 | } |
4a0b9ca0 | 1000 | |
f9ed8854 | 1001 | err_setup: |
1f4702aa AD |
1002 | ixgbe_up(adapter); |
1003 | vfree(temp_ring); | |
4a0b9ca0 | 1004 | clear_reset: |
d4f80882 | 1005 | clear_bit(__IXGBE_RESETTING, &adapter->state); |
9a799d71 AK |
1006 | return err; |
1007 | } | |
1008 | ||
b9f2c044 | 1009 | static int ixgbe_get_sset_count(struct net_device *netdev, int sset) |
9a799d71 | 1010 | { |
b9f2c044 | 1011 | switch (sset) { |
da4dd0f7 PWJ |
1012 | case ETH_SS_TEST: |
1013 | return IXGBE_TEST_LEN; | |
b9f2c044 JG |
1014 | case ETH_SS_STATS: |
1015 | return IXGBE_STATS_LEN; | |
1016 | default: | |
1017 | return -EOPNOTSUPP; | |
1018 | } | |
9a799d71 AK |
1019 | } |
1020 | ||
1021 | static void ixgbe_get_ethtool_stats(struct net_device *netdev, | |
b4617240 | 1022 | struct ethtool_stats *stats, u64 *data) |
9a799d71 AK |
1023 | { |
1024 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
28172739 ED |
1025 | struct rtnl_link_stats64 temp; |
1026 | const struct rtnl_link_stats64 *net_stats; | |
de1036b1 ED |
1027 | unsigned int start; |
1028 | struct ixgbe_ring *ring; | |
1029 | int i, j; | |
29c3a050 | 1030 | char *p = NULL; |
9a799d71 AK |
1031 | |
1032 | ixgbe_update_stats(adapter); | |
28172739 | 1033 | net_stats = dev_get_stats(netdev, &temp); |
9a799d71 | 1034 | for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) { |
29c3a050 AK |
1035 | switch (ixgbe_gstrings_stats[i].type) { |
1036 | case NETDEV_STATS: | |
28172739 | 1037 | p = (char *) net_stats + |
29c3a050 AK |
1038 | ixgbe_gstrings_stats[i].stat_offset; |
1039 | break; | |
1040 | case IXGBE_STATS: | |
1041 | p = (char *) adapter + | |
1042 | ixgbe_gstrings_stats[i].stat_offset; | |
1043 | break; | |
f752be9c JH |
1044 | default: |
1045 | data[i] = 0; | |
1046 | continue; | |
29c3a050 AK |
1047 | } |
1048 | ||
9a799d71 | 1049 | data[i] = (ixgbe_gstrings_stats[i].sizeof_stat == |
b4617240 | 1050 | sizeof(u64)) ? *(u64 *)p : *(u32 *)p; |
9a799d71 | 1051 | } |
9cc00b51 | 1052 | for (j = 0; j < IXGBE_NUM_RX_QUEUES; j++) { |
de1036b1 | 1053 | ring = adapter->tx_ring[j]; |
9cc00b51 JF |
1054 | if (!ring) { |
1055 | data[i] = 0; | |
1056 | data[i+1] = 0; | |
1057 | i += 2; | |
1058 | continue; | |
1059 | } | |
1060 | ||
de1036b1 ED |
1061 | do { |
1062 | start = u64_stats_fetch_begin_bh(&ring->syncp); | |
1063 | data[i] = ring->stats.packets; | |
1064 | data[i+1] = ring->stats.bytes; | |
1065 | } while (u64_stats_fetch_retry_bh(&ring->syncp, start)); | |
1066 | i += 2; | |
9a799d71 | 1067 | } |
9cc00b51 | 1068 | for (j = 0; j < IXGBE_NUM_RX_QUEUES; j++) { |
de1036b1 | 1069 | ring = adapter->rx_ring[j]; |
9cc00b51 JF |
1070 | if (!ring) { |
1071 | data[i] = 0; | |
1072 | data[i+1] = 0; | |
1073 | i += 2; | |
1074 | continue; | |
1075 | } | |
1076 | ||
de1036b1 ED |
1077 | do { |
1078 | start = u64_stats_fetch_begin_bh(&ring->syncp); | |
1079 | data[i] = ring->stats.packets; | |
1080 | data[i+1] = ring->stats.bytes; | |
1081 | } while (u64_stats_fetch_retry_bh(&ring->syncp, start)); | |
1082 | i += 2; | |
9a799d71 | 1083 | } |
9cc00b51 JF |
1084 | |
1085 | for (j = 0; j < IXGBE_MAX_PACKET_BUFFERS; j++) { | |
1086 | data[i++] = adapter->stats.pxontxc[j]; | |
1087 | data[i++] = adapter->stats.pxofftxc[j]; | |
1088 | } | |
1089 | for (j = 0; j < IXGBE_MAX_PACKET_BUFFERS; j++) { | |
1090 | data[i++] = adapter->stats.pxonrxc[j]; | |
1091 | data[i++] = adapter->stats.pxoffrxc[j]; | |
2f90b865 | 1092 | } |
9a799d71 AK |
1093 | } |
1094 | ||
1095 | static void ixgbe_get_strings(struct net_device *netdev, u32 stringset, | |
b4617240 | 1096 | u8 *data) |
9a799d71 | 1097 | { |
c44ade9e | 1098 | char *p = (char *)data; |
9a799d71 AK |
1099 | int i; |
1100 | ||
1101 | switch (stringset) { | |
da4dd0f7 | 1102 | case ETH_SS_TEST: |
d2c47b62 JH |
1103 | for (i = 0; i < IXGBE_TEST_LEN; i++) { |
1104 | memcpy(data, ixgbe_gstrings_test[i], ETH_GSTRING_LEN); | |
1105 | data += ETH_GSTRING_LEN; | |
1106 | } | |
da4dd0f7 | 1107 | break; |
9a799d71 AK |
1108 | case ETH_SS_STATS: |
1109 | for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) { | |
1110 | memcpy(p, ixgbe_gstrings_stats[i].stat_string, | |
1111 | ETH_GSTRING_LEN); | |
1112 | p += ETH_GSTRING_LEN; | |
1113 | } | |
9cc00b51 | 1114 | for (i = 0; i < netdev->num_tx_queues; i++) { |
9a799d71 AK |
1115 | sprintf(p, "tx_queue_%u_packets", i); |
1116 | p += ETH_GSTRING_LEN; | |
1117 | sprintf(p, "tx_queue_%u_bytes", i); | |
1118 | p += ETH_GSTRING_LEN; | |
1119 | } | |
9cc00b51 | 1120 | for (i = 0; i < IXGBE_NUM_RX_QUEUES; i++) { |
9a799d71 AK |
1121 | sprintf(p, "rx_queue_%u_packets", i); |
1122 | p += ETH_GSTRING_LEN; | |
1123 | sprintf(p, "rx_queue_%u_bytes", i); | |
1124 | p += ETH_GSTRING_LEN; | |
1125 | } | |
9cc00b51 JF |
1126 | for (i = 0; i < IXGBE_MAX_PACKET_BUFFERS; i++) { |
1127 | sprintf(p, "tx_pb_%u_pxon", i); | |
1128 | p += ETH_GSTRING_LEN; | |
1129 | sprintf(p, "tx_pb_%u_pxoff", i); | |
1130 | p += ETH_GSTRING_LEN; | |
1131 | } | |
1132 | for (i = 0; i < IXGBE_MAX_PACKET_BUFFERS; i++) { | |
1133 | sprintf(p, "rx_pb_%u_pxon", i); | |
1134 | p += ETH_GSTRING_LEN; | |
1135 | sprintf(p, "rx_pb_%u_pxoff", i); | |
1136 | p += ETH_GSTRING_LEN; | |
2f90b865 | 1137 | } |
b4617240 | 1138 | /* BUG_ON(p - data != IXGBE_STATS_LEN * ETH_GSTRING_LEN); */ |
9a799d71 AK |
1139 | break; |
1140 | } | |
1141 | } | |
1142 | ||
da4dd0f7 PWJ |
1143 | static int ixgbe_link_test(struct ixgbe_adapter *adapter, u64 *data) |
1144 | { | |
1145 | struct ixgbe_hw *hw = &adapter->hw; | |
1146 | bool link_up; | |
1147 | u32 link_speed = 0; | |
1148 | *data = 0; | |
1149 | ||
1150 | hw->mac.ops.check_link(hw, &link_speed, &link_up, true); | |
1151 | if (link_up) | |
1152 | return *data; | |
1153 | else | |
1154 | *data = 1; | |
1155 | return *data; | |
1156 | } | |
1157 | ||
1158 | /* ethtool register test data */ | |
1159 | struct ixgbe_reg_test { | |
1160 | u16 reg; | |
1161 | u8 array_len; | |
1162 | u8 test_type; | |
1163 | u32 mask; | |
1164 | u32 write; | |
1165 | }; | |
1166 | ||
1167 | /* In the hardware, registers are laid out either singly, in arrays | |
1168 | * spaced 0x40 bytes apart, or in contiguous tables. We assume | |
1169 | * most tests take place on arrays or single registers (handled | |
1170 | * as a single-element array) and special-case the tables. | |
1171 | * Table tests are always pattern tests. | |
1172 | * | |
1173 | * We also make provision for some required setup steps by specifying | |
1174 | * registers to be written without any read-back testing. | |
1175 | */ | |
1176 | ||
1177 | #define PATTERN_TEST 1 | |
1178 | #define SET_READ_TEST 2 | |
1179 | #define WRITE_NO_TEST 3 | |
1180 | #define TABLE32_TEST 4 | |
1181 | #define TABLE64_TEST_LO 5 | |
1182 | #define TABLE64_TEST_HI 6 | |
1183 | ||
1184 | /* default 82599 register test */ | |
66744500 | 1185 | static const struct ixgbe_reg_test reg_test_82599[] = { |
da4dd0f7 PWJ |
1186 | { IXGBE_FCRTL_82599(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, |
1187 | { IXGBE_FCRTH_82599(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, | |
1188 | { IXGBE_PFCTOP, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1189 | { IXGBE_VLNCTRL, 1, PATTERN_TEST, 0x00000000, 0x00000000 }, | |
1190 | { IXGBE_RDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFF80 }, | |
1191 | { IXGBE_RDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1192 | { IXGBE_RDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, | |
1193 | { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, IXGBE_RXDCTL_ENABLE }, | |
1194 | { IXGBE_RDT(0), 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, | |
1195 | { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, 0 }, | |
1196 | { IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, | |
1197 | { IXGBE_FCTTV(0), 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1198 | { IXGBE_TDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, | |
1199 | { IXGBE_TDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1200 | { IXGBE_TDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFF80 }, | |
1201 | { IXGBE_RXCTRL, 1, SET_READ_TEST, 0x00000001, 0x00000001 }, | |
1202 | { IXGBE_RAL(0), 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1203 | { IXGBE_RAL(0), 16, TABLE64_TEST_HI, 0x8001FFFF, 0x800CFFFF }, | |
1204 | { IXGBE_MTA(0), 128, TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1205 | { 0, 0, 0, 0 } | |
1206 | }; | |
1207 | ||
1208 | /* default 82598 register test */ | |
66744500 | 1209 | static const struct ixgbe_reg_test reg_test_82598[] = { |
da4dd0f7 PWJ |
1210 | { IXGBE_FCRTL(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, |
1211 | { IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, | |
1212 | { IXGBE_PFCTOP, 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1213 | { IXGBE_VLNCTRL, 1, PATTERN_TEST, 0x00000000, 0x00000000 }, | |
1214 | { IXGBE_RDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, | |
1215 | { IXGBE_RDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1216 | { IXGBE_RDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, | |
1217 | /* Enable all four RX queues before testing. */ | |
1218 | { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, IXGBE_RXDCTL_ENABLE }, | |
1219 | /* RDH is read-only for 82598, only test RDT. */ | |
1220 | { IXGBE_RDT(0), 4, PATTERN_TEST, 0x0000FFFF, 0x0000FFFF }, | |
1221 | { IXGBE_RXDCTL(0), 4, WRITE_NO_TEST, 0, 0 }, | |
1222 | { IXGBE_FCRTH(0), 1, PATTERN_TEST, 0x8007FFF0, 0x8007FFF0 }, | |
1223 | { IXGBE_FCTTV(0), 1, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1224 | { IXGBE_TIPG, 1, PATTERN_TEST, 0x000000FF, 0x000000FF }, | |
1225 | { IXGBE_TDBAL(0), 4, PATTERN_TEST, 0xFFFFFF80, 0xFFFFFFFF }, | |
1226 | { IXGBE_TDBAH(0), 4, PATTERN_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1227 | { IXGBE_TDLEN(0), 4, PATTERN_TEST, 0x000FFF80, 0x000FFFFF }, | |
1228 | { IXGBE_RXCTRL, 1, SET_READ_TEST, 0x00000003, 0x00000003 }, | |
1229 | { IXGBE_DTXCTL, 1, SET_READ_TEST, 0x00000005, 0x00000005 }, | |
1230 | { IXGBE_RAL(0), 16, TABLE64_TEST_LO, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1231 | { IXGBE_RAL(0), 16, TABLE64_TEST_HI, 0x800CFFFF, 0x800CFFFF }, | |
1232 | { IXGBE_MTA(0), 128, TABLE32_TEST, 0xFFFFFFFF, 0xFFFFFFFF }, | |
1233 | { 0, 0, 0, 0 } | |
1234 | }; | |
1235 | ||
95a46011 ET |
1236 | static bool reg_pattern_test(struct ixgbe_adapter *adapter, u64 *data, int reg, |
1237 | u32 mask, u32 write) | |
1238 | { | |
1239 | u32 pat, val, before; | |
1240 | static const u32 test_pattern[] = { | |
1241 | 0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; | |
1242 | ||
1243 | for (pat = 0; pat < ARRAY_SIZE(test_pattern); pat++) { | |
1244 | before = readl(adapter->hw.hw_addr + reg); | |
1245 | writel((test_pattern[pat] & write), | |
1246 | (adapter->hw.hw_addr + reg)); | |
1247 | val = readl(adapter->hw.hw_addr + reg); | |
1248 | if (val != (test_pattern[pat] & write & mask)) { | |
1249 | e_err(drv, "pattern test reg %04X failed: got " | |
1250 | "0x%08X expected 0x%08X\n", | |
1251 | reg, val, (test_pattern[pat] & write & mask)); | |
1252 | *data = reg; | |
1253 | writel(before, adapter->hw.hw_addr + reg); | |
1254 | return 1; | |
1255 | } | |
1256 | writel(before, adapter->hw.hw_addr + reg); | |
1257 | } | |
1258 | return 0; | |
da4dd0f7 PWJ |
1259 | } |
1260 | ||
95a46011 ET |
1261 | static bool reg_set_and_check(struct ixgbe_adapter *adapter, u64 *data, int reg, |
1262 | u32 mask, u32 write) | |
1263 | { | |
1264 | u32 val, before; | |
1265 | before = readl(adapter->hw.hw_addr + reg); | |
1266 | writel((write & mask), (adapter->hw.hw_addr + reg)); | |
1267 | val = readl(adapter->hw.hw_addr + reg); | |
1268 | if ((write & mask) != (val & mask)) { | |
1269 | e_err(drv, "set/check reg %04X test failed: got 0x%08X " | |
1270 | "expected 0x%08X\n", reg, (val & mask), (write & mask)); | |
1271 | *data = reg; | |
1272 | writel(before, (adapter->hw.hw_addr + reg)); | |
1273 | return 1; | |
1274 | } | |
1275 | writel(before, (adapter->hw.hw_addr + reg)); | |
1276 | return 0; | |
da4dd0f7 PWJ |
1277 | } |
1278 | ||
95a46011 ET |
1279 | #define REG_PATTERN_TEST(reg, mask, write) \ |
1280 | do { \ | |
1281 | if (reg_pattern_test(adapter, data, reg, mask, write)) \ | |
1282 | return 1; \ | |
1283 | } while (0) \ | |
1284 | ||
1285 | ||
1286 | #define REG_SET_AND_CHECK(reg, mask, write) \ | |
1287 | do { \ | |
1288 | if (reg_set_and_check(adapter, data, reg, mask, write)) \ | |
1289 | return 1; \ | |
1290 | } while (0) \ | |
1291 | ||
da4dd0f7 PWJ |
1292 | static int ixgbe_reg_test(struct ixgbe_adapter *adapter, u64 *data) |
1293 | { | |
66744500 | 1294 | const struct ixgbe_reg_test *test; |
da4dd0f7 PWJ |
1295 | u32 value, before, after; |
1296 | u32 i, toggle; | |
1297 | ||
bd508178 AD |
1298 | switch (adapter->hw.mac.type) { |
1299 | case ixgbe_mac_82598EB: | |
da4dd0f7 PWJ |
1300 | toggle = 0x7FFFF3FF; |
1301 | test = reg_test_82598; | |
bd508178 AD |
1302 | break; |
1303 | case ixgbe_mac_82599EB: | |
b93a2226 | 1304 | case ixgbe_mac_X540: |
bd508178 AD |
1305 | toggle = 0x7FFFF30F; |
1306 | test = reg_test_82599; | |
1307 | break; | |
1308 | default: | |
1309 | *data = 1; | |
1310 | return 1; | |
1311 | break; | |
da4dd0f7 PWJ |
1312 | } |
1313 | ||
1314 | /* | |
1315 | * Because the status register is such a special case, | |
1316 | * we handle it separately from the rest of the register | |
1317 | * tests. Some bits are read-only, some toggle, and some | |
1318 | * are writeable on newer MACs. | |
1319 | */ | |
1320 | before = IXGBE_READ_REG(&adapter->hw, IXGBE_STATUS); | |
1321 | value = (IXGBE_READ_REG(&adapter->hw, IXGBE_STATUS) & toggle); | |
1322 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_STATUS, toggle); | |
1323 | after = IXGBE_READ_REG(&adapter->hw, IXGBE_STATUS) & toggle; | |
1324 | if (value != after) { | |
396e799c ET |
1325 | e_err(drv, "failed STATUS register test got: 0x%08X " |
1326 | "expected: 0x%08X\n", after, value); | |
da4dd0f7 PWJ |
1327 | *data = 1; |
1328 | return 1; | |
1329 | } | |
1330 | /* restore previous status */ | |
1331 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_STATUS, before); | |
1332 | ||
1333 | /* | |
1334 | * Perform the remainder of the register test, looping through | |
1335 | * the test table until we either fail or reach the null entry. | |
1336 | */ | |
1337 | while (test->reg) { | |
1338 | for (i = 0; i < test->array_len; i++) { | |
1339 | switch (test->test_type) { | |
1340 | case PATTERN_TEST: | |
1341 | REG_PATTERN_TEST(test->reg + (i * 0x40), | |
95a46011 ET |
1342 | test->mask, |
1343 | test->write); | |
da4dd0f7 PWJ |
1344 | break; |
1345 | case SET_READ_TEST: | |
1346 | REG_SET_AND_CHECK(test->reg + (i * 0x40), | |
95a46011 ET |
1347 | test->mask, |
1348 | test->write); | |
da4dd0f7 PWJ |
1349 | break; |
1350 | case WRITE_NO_TEST: | |
1351 | writel(test->write, | |
1352 | (adapter->hw.hw_addr + test->reg) | |
1353 | + (i * 0x40)); | |
1354 | break; | |
1355 | case TABLE32_TEST: | |
1356 | REG_PATTERN_TEST(test->reg + (i * 4), | |
95a46011 ET |
1357 | test->mask, |
1358 | test->write); | |
da4dd0f7 PWJ |
1359 | break; |
1360 | case TABLE64_TEST_LO: | |
1361 | REG_PATTERN_TEST(test->reg + (i * 8), | |
95a46011 ET |
1362 | test->mask, |
1363 | test->write); | |
da4dd0f7 PWJ |
1364 | break; |
1365 | case TABLE64_TEST_HI: | |
1366 | REG_PATTERN_TEST((test->reg + 4) + (i * 8), | |
95a46011 ET |
1367 | test->mask, |
1368 | test->write); | |
da4dd0f7 PWJ |
1369 | break; |
1370 | } | |
1371 | } | |
1372 | test++; | |
1373 | } | |
1374 | ||
1375 | *data = 0; | |
1376 | return 0; | |
1377 | } | |
1378 | ||
1379 | static int ixgbe_eeprom_test(struct ixgbe_adapter *adapter, u64 *data) | |
1380 | { | |
1381 | struct ixgbe_hw *hw = &adapter->hw; | |
1382 | if (hw->eeprom.ops.validate_checksum(hw, NULL)) | |
1383 | *data = 1; | |
1384 | else | |
1385 | *data = 0; | |
1386 | return *data; | |
1387 | } | |
1388 | ||
1389 | static irqreturn_t ixgbe_test_intr(int irq, void *data) | |
1390 | { | |
1391 | struct net_device *netdev = (struct net_device *) data; | |
1392 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
1393 | ||
1394 | adapter->test_icr |= IXGBE_READ_REG(&adapter->hw, IXGBE_EICR); | |
1395 | ||
1396 | return IRQ_HANDLED; | |
1397 | } | |
1398 | ||
1399 | static int ixgbe_intr_test(struct ixgbe_adapter *adapter, u64 *data) | |
1400 | { | |
1401 | struct net_device *netdev = adapter->netdev; | |
1402 | u32 mask, i = 0, shared_int = true; | |
1403 | u32 irq = adapter->pdev->irq; | |
1404 | ||
1405 | *data = 0; | |
1406 | ||
1407 | /* Hook up test interrupt handler just for this test */ | |
1408 | if (adapter->msix_entries) { | |
1409 | /* NOTE: we don't test MSI-X interrupts here, yet */ | |
1410 | return 0; | |
1411 | } else if (adapter->flags & IXGBE_FLAG_MSI_ENABLED) { | |
1412 | shared_int = false; | |
a0607fd3 | 1413 | if (request_irq(irq, ixgbe_test_intr, 0, netdev->name, |
da4dd0f7 PWJ |
1414 | netdev)) { |
1415 | *data = 1; | |
1416 | return -1; | |
1417 | } | |
a0607fd3 | 1418 | } else if (!request_irq(irq, ixgbe_test_intr, IRQF_PROBE_SHARED, |
da4dd0f7 PWJ |
1419 | netdev->name, netdev)) { |
1420 | shared_int = false; | |
a0607fd3 | 1421 | } else if (request_irq(irq, ixgbe_test_intr, IRQF_SHARED, |
da4dd0f7 PWJ |
1422 | netdev->name, netdev)) { |
1423 | *data = 1; | |
1424 | return -1; | |
1425 | } | |
396e799c ET |
1426 | e_info(hw, "testing %s interrupt\n", shared_int ? |
1427 | "shared" : "unshared"); | |
da4dd0f7 PWJ |
1428 | |
1429 | /* Disable all the interrupts */ | |
1430 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 0xFFFFFFFF); | |
945a5151 | 1431 | IXGBE_WRITE_FLUSH(&adapter->hw); |
032b4325 | 1432 | usleep_range(10000, 20000); |
da4dd0f7 PWJ |
1433 | |
1434 | /* Test each interrupt */ | |
1435 | for (; i < 10; i++) { | |
1436 | /* Interrupt to test */ | |
1437 | mask = 1 << i; | |
1438 | ||
1439 | if (!shared_int) { | |
1440 | /* | |
1441 | * Disable the interrupts to be reported in | |
1442 | * the cause register and then force the same | |
1443 | * interrupt and see if one gets posted. If | |
1444 | * an interrupt was posted to the bus, the | |
1445 | * test failed. | |
1446 | */ | |
1447 | adapter->test_icr = 0; | |
1448 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, | |
1449 | ~mask & 0x00007FFF); | |
1450 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, | |
1451 | ~mask & 0x00007FFF); | |
945a5151 | 1452 | IXGBE_WRITE_FLUSH(&adapter->hw); |
032b4325 | 1453 | usleep_range(10000, 20000); |
da4dd0f7 PWJ |
1454 | |
1455 | if (adapter->test_icr & mask) { | |
1456 | *data = 3; | |
1457 | break; | |
1458 | } | |
1459 | } | |
1460 | ||
1461 | /* | |
1462 | * Enable the interrupt to be reported in the cause | |
1463 | * register and then force the same interrupt and see | |
1464 | * if one gets posted. If an interrupt was not posted | |
1465 | * to the bus, the test failed. | |
1466 | */ | |
1467 | adapter->test_icr = 0; | |
1468 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMS, mask); | |
1469 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, mask); | |
945a5151 | 1470 | IXGBE_WRITE_FLUSH(&adapter->hw); |
032b4325 | 1471 | usleep_range(10000, 20000); |
da4dd0f7 PWJ |
1472 | |
1473 | if (!(adapter->test_icr &mask)) { | |
1474 | *data = 4; | |
1475 | break; | |
1476 | } | |
1477 | ||
1478 | if (!shared_int) { | |
1479 | /* | |
1480 | * Disable the other interrupts to be reported in | |
1481 | * the cause register and then force the other | |
1482 | * interrupts and see if any get posted. If | |
1483 | * an interrupt was posted to the bus, the | |
1484 | * test failed. | |
1485 | */ | |
1486 | adapter->test_icr = 0; | |
1487 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, | |
1488 | ~mask & 0x00007FFF); | |
1489 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_EICS, | |
1490 | ~mask & 0x00007FFF); | |
945a5151 | 1491 | IXGBE_WRITE_FLUSH(&adapter->hw); |
032b4325 | 1492 | usleep_range(10000, 20000); |
da4dd0f7 PWJ |
1493 | |
1494 | if (adapter->test_icr) { | |
1495 | *data = 5; | |
1496 | break; | |
1497 | } | |
1498 | } | |
1499 | } | |
1500 | ||
1501 | /* Disable all the interrupts */ | |
1502 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 0xFFFFFFFF); | |
945a5151 | 1503 | IXGBE_WRITE_FLUSH(&adapter->hw); |
032b4325 | 1504 | usleep_range(10000, 20000); |
da4dd0f7 PWJ |
1505 | |
1506 | /* Unhook test interrupt handler */ | |
1507 | free_irq(irq, netdev); | |
1508 | ||
1509 | return *data; | |
1510 | } | |
1511 | ||
1512 | static void ixgbe_free_desc_rings(struct ixgbe_adapter *adapter) | |
1513 | { | |
1514 | struct ixgbe_ring *tx_ring = &adapter->test_tx_ring; | |
1515 | struct ixgbe_ring *rx_ring = &adapter->test_rx_ring; | |
1516 | struct ixgbe_hw *hw = &adapter->hw; | |
da4dd0f7 | 1517 | u32 reg_ctl; |
da4dd0f7 PWJ |
1518 | |
1519 | /* shut down the DMA engines now so they can be reinitialized later */ | |
1520 | ||
1521 | /* first Rx */ | |
1522 | reg_ctl = IXGBE_READ_REG(hw, IXGBE_RXCTRL); | |
1523 | reg_ctl &= ~IXGBE_RXCTRL_RXEN; | |
1524 | IXGBE_WRITE_REG(hw, IXGBE_RXCTRL, reg_ctl); | |
2d39d576 | 1525 | ixgbe_disable_rx_queue(adapter, rx_ring); |
da4dd0f7 PWJ |
1526 | |
1527 | /* now Tx */ | |
84418e3b | 1528 | reg_ctl = IXGBE_READ_REG(hw, IXGBE_TXDCTL(tx_ring->reg_idx)); |
da4dd0f7 | 1529 | reg_ctl &= ~IXGBE_TXDCTL_ENABLE; |
84418e3b AD |
1530 | IXGBE_WRITE_REG(hw, IXGBE_TXDCTL(tx_ring->reg_idx), reg_ctl); |
1531 | ||
bd508178 AD |
1532 | switch (hw->mac.type) { |
1533 | case ixgbe_mac_82599EB: | |
b93a2226 | 1534 | case ixgbe_mac_X540: |
da4dd0f7 PWJ |
1535 | reg_ctl = IXGBE_READ_REG(hw, IXGBE_DMATXCTL); |
1536 | reg_ctl &= ~IXGBE_DMATXCTL_TE; | |
1537 | IXGBE_WRITE_REG(hw, IXGBE_DMATXCTL, reg_ctl); | |
bd508178 AD |
1538 | break; |
1539 | default: | |
1540 | break; | |
da4dd0f7 PWJ |
1541 | } |
1542 | ||
1543 | ixgbe_reset(adapter); | |
1544 | ||
b6ec895e AD |
1545 | ixgbe_free_tx_resources(&adapter->test_tx_ring); |
1546 | ixgbe_free_rx_resources(&adapter->test_rx_ring); | |
da4dd0f7 PWJ |
1547 | } |
1548 | ||
1549 | static int ixgbe_setup_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; | |
da4dd0f7 | 1553 | u32 rctl, reg_data; |
84418e3b AD |
1554 | int ret_val; |
1555 | int err; | |
da4dd0f7 PWJ |
1556 | |
1557 | /* Setup Tx descriptor ring and Tx buffers */ | |
84418e3b AD |
1558 | tx_ring->count = IXGBE_DEFAULT_TXD; |
1559 | tx_ring->queue_index = 0; | |
b6ec895e | 1560 | tx_ring->dev = &adapter->pdev->dev; |
fc77dc3c | 1561 | tx_ring->netdev = adapter->netdev; |
84418e3b | 1562 | tx_ring->reg_idx = adapter->tx_ring[0]->reg_idx; |
da4dd0f7 | 1563 | |
b6ec895e | 1564 | err = ixgbe_setup_tx_resources(tx_ring); |
84418e3b AD |
1565 | if (err) |
1566 | return 1; | |
da4dd0f7 | 1567 | |
bd508178 AD |
1568 | switch (adapter->hw.mac.type) { |
1569 | case ixgbe_mac_82599EB: | |
b93a2226 | 1570 | case ixgbe_mac_X540: |
da4dd0f7 PWJ |
1571 | reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_DMATXCTL); |
1572 | reg_data |= IXGBE_DMATXCTL_TE; | |
1573 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_DMATXCTL, reg_data); | |
bd508178 AD |
1574 | break; |
1575 | default: | |
1576 | break; | |
da4dd0f7 | 1577 | } |
f4ec443b | 1578 | |
84418e3b | 1579 | ixgbe_configure_tx_ring(adapter, tx_ring); |
da4dd0f7 PWJ |
1580 | |
1581 | /* Setup Rx Descriptor ring and Rx buffers */ | |
84418e3b AD |
1582 | rx_ring->count = IXGBE_DEFAULT_RXD; |
1583 | rx_ring->queue_index = 0; | |
b6ec895e | 1584 | rx_ring->dev = &adapter->pdev->dev; |
fc77dc3c | 1585 | rx_ring->netdev = adapter->netdev; |
84418e3b | 1586 | rx_ring->reg_idx = adapter->rx_ring[0]->reg_idx; |
84418e3b | 1587 | |
b6ec895e | 1588 | err = ixgbe_setup_rx_resources(rx_ring); |
84418e3b | 1589 | if (err) { |
da4dd0f7 PWJ |
1590 | ret_val = 4; |
1591 | goto err_nomem; | |
1592 | } | |
1593 | ||
da4dd0f7 PWJ |
1594 | rctl = IXGBE_READ_REG(&adapter->hw, IXGBE_RXCTRL); |
1595 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_RXCTRL, rctl & ~IXGBE_RXCTRL_RXEN); | |
da4dd0f7 | 1596 | |
84418e3b | 1597 | ixgbe_configure_rx_ring(adapter, rx_ring); |
da4dd0f7 PWJ |
1598 | |
1599 | rctl |= IXGBE_RXCTRL_RXEN | IXGBE_RXCTRL_DMBYPS; | |
1600 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_RXCTRL, rctl); | |
1601 | ||
da4dd0f7 PWJ |
1602 | return 0; |
1603 | ||
1604 | err_nomem: | |
1605 | ixgbe_free_desc_rings(adapter); | |
1606 | return ret_val; | |
1607 | } | |
1608 | ||
1609 | static int ixgbe_setup_loopback_test(struct ixgbe_adapter *adapter) | |
1610 | { | |
1611 | struct ixgbe_hw *hw = &adapter->hw; | |
1612 | u32 reg_data; | |
1613 | ||
e7fd9253 DS |
1614 | /* X540 needs to set the MACC.FLU bit to force link up */ |
1615 | if (adapter->hw.mac.type == ixgbe_mac_X540) { | |
35c7f8a1 | 1616 | reg_data = IXGBE_READ_REG(hw, IXGBE_MACC); |
e7fd9253 | 1617 | reg_data |= IXGBE_MACC_FLU; |
35c7f8a1 | 1618 | IXGBE_WRITE_REG(hw, IXGBE_MACC, reg_data); |
e7fd9253 DS |
1619 | } |
1620 | ||
da4dd0f7 | 1621 | /* right now we only support MAC loopback in the driver */ |
35c7f8a1 | 1622 | reg_data = IXGBE_READ_REG(hw, IXGBE_HLREG0); |
84418e3b | 1623 | /* Setup MAC loopback */ |
da4dd0f7 | 1624 | reg_data |= IXGBE_HLREG0_LPBK; |
35c7f8a1 | 1625 | IXGBE_WRITE_REG(hw, IXGBE_HLREG0, reg_data); |
da4dd0f7 | 1626 | |
35c7f8a1 | 1627 | reg_data = IXGBE_READ_REG(hw, IXGBE_FCTRL); |
84418e3b | 1628 | reg_data |= IXGBE_FCTRL_BAM | IXGBE_FCTRL_SBP | IXGBE_FCTRL_MPE; |
35c7f8a1 | 1629 | IXGBE_WRITE_REG(hw, IXGBE_FCTRL, reg_data); |
84418e3b | 1630 | |
35c7f8a1 | 1631 | reg_data = IXGBE_READ_REG(hw, IXGBE_AUTOC); |
da4dd0f7 PWJ |
1632 | reg_data &= ~IXGBE_AUTOC_LMS_MASK; |
1633 | reg_data |= IXGBE_AUTOC_LMS_10G_LINK_NO_AN | IXGBE_AUTOC_FLU; | |
35c7f8a1 AD |
1634 | IXGBE_WRITE_REG(hw, IXGBE_AUTOC, reg_data); |
1635 | IXGBE_WRITE_FLUSH(hw); | |
032b4325 | 1636 | usleep_range(10000, 20000); |
da4dd0f7 PWJ |
1637 | |
1638 | /* Disable Atlas Tx lanes; re-enabled in reset path */ | |
1639 | if (hw->mac.type == ixgbe_mac_82598EB) { | |
1640 | u8 atlas; | |
1641 | ||
1642 | hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK, &atlas); | |
1643 | atlas |= IXGBE_ATLAS_PDN_TX_REG_EN; | |
1644 | hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_LPBK, atlas); | |
1645 | ||
1646 | hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_10G, &atlas); | |
1647 | atlas |= IXGBE_ATLAS_PDN_TX_10G_QL_ALL; | |
1648 | hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_10G, atlas); | |
1649 | ||
1650 | hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_1G, &atlas); | |
1651 | atlas |= IXGBE_ATLAS_PDN_TX_1G_QL_ALL; | |
1652 | hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_1G, atlas); | |
1653 | ||
1654 | hw->mac.ops.read_analog_reg8(hw, IXGBE_ATLAS_PDN_AN, &atlas); | |
1655 | atlas |= IXGBE_ATLAS_PDN_TX_AN_QL_ALL; | |
1656 | hw->mac.ops.write_analog_reg8(hw, IXGBE_ATLAS_PDN_AN, atlas); | |
1657 | } | |
1658 | ||
1659 | return 0; | |
1660 | } | |
1661 | ||
1662 | static void ixgbe_loopback_cleanup(struct ixgbe_adapter *adapter) | |
1663 | { | |
1664 | u32 reg_data; | |
1665 | ||
1666 | reg_data = IXGBE_READ_REG(&adapter->hw, IXGBE_HLREG0); | |
1667 | reg_data &= ~IXGBE_HLREG0_LPBK; | |
1668 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_HLREG0, reg_data); | |
1669 | } | |
1670 | ||
1671 | static void ixgbe_create_lbtest_frame(struct sk_buff *skb, | |
3832b26e | 1672 | unsigned int frame_size) |
da4dd0f7 PWJ |
1673 | { |
1674 | memset(skb->data, 0xFF, frame_size); | |
3832b26e AD |
1675 | frame_size >>= 1; |
1676 | memset(&skb->data[frame_size], 0xAA, frame_size / 2 - 1); | |
1677 | memset(&skb->data[frame_size + 10], 0xBE, 1); | |
1678 | memset(&skb->data[frame_size + 12], 0xAF, 1); | |
da4dd0f7 PWJ |
1679 | } |
1680 | ||
3832b26e AD |
1681 | static bool ixgbe_check_lbtest_frame(struct ixgbe_rx_buffer *rx_buffer, |
1682 | unsigned int frame_size) | |
da4dd0f7 | 1683 | { |
3832b26e AD |
1684 | unsigned char *data; |
1685 | bool match = true; | |
1686 | ||
1687 | frame_size >>= 1; | |
1688 | ||
f800326d | 1689 | data = kmap(rx_buffer->page) + rx_buffer->page_offset; |
3832b26e AD |
1690 | |
1691 | if (data[3] != 0xFF || | |
1692 | data[frame_size + 10] != 0xBE || | |
1693 | data[frame_size + 12] != 0xAF) | |
1694 | match = false; | |
1695 | ||
f800326d AD |
1696 | kunmap(rx_buffer->page); |
1697 | ||
3832b26e | 1698 | return match; |
da4dd0f7 PWJ |
1699 | } |
1700 | ||
fc77dc3c | 1701 | static u16 ixgbe_clean_test_rings(struct ixgbe_ring *rx_ring, |
3832b26e AD |
1702 | struct ixgbe_ring *tx_ring, |
1703 | unsigned int size) | |
84418e3b AD |
1704 | { |
1705 | union ixgbe_adv_rx_desc *rx_desc; | |
3832b26e AD |
1706 | struct ixgbe_rx_buffer *rx_buffer; |
1707 | struct ixgbe_tx_buffer *tx_buffer; | |
84418e3b AD |
1708 | u16 rx_ntc, tx_ntc, count = 0; |
1709 | ||
1710 | /* initialize next to clean and descriptor values */ | |
1711 | rx_ntc = rx_ring->next_to_clean; | |
1712 | tx_ntc = tx_ring->next_to_clean; | |
e4f74028 | 1713 | rx_desc = IXGBE_RX_DESC(rx_ring, rx_ntc); |
84418e3b | 1714 | |
3832b26e | 1715 | while (ixgbe_test_staterr(rx_desc, IXGBE_RXD_STAT_DD)) { |
84418e3b | 1716 | /* check Rx buffer */ |
3832b26e | 1717 | rx_buffer = &rx_ring->rx_buffer_info[rx_ntc]; |
84418e3b | 1718 | |
f800326d AD |
1719 | /* sync Rx buffer for CPU read */ |
1720 | dma_sync_single_for_cpu(rx_ring->dev, | |
1721 | rx_buffer->dma, | |
1722 | ixgbe_rx_bufsz(rx_ring), | |
1723 | DMA_FROM_DEVICE); | |
84418e3b AD |
1724 | |
1725 | /* verify contents of skb */ | |
3832b26e | 1726 | if (ixgbe_check_lbtest_frame(rx_buffer, size)) |
84418e3b AD |
1727 | count++; |
1728 | ||
f800326d AD |
1729 | /* sync Rx buffer for device write */ |
1730 | dma_sync_single_for_device(rx_ring->dev, | |
1731 | rx_buffer->dma, | |
1732 | ixgbe_rx_bufsz(rx_ring), | |
1733 | DMA_FROM_DEVICE); | |
1734 | ||
84418e3b | 1735 | /* unmap buffer on Tx side */ |
3832b26e AD |
1736 | tx_buffer = &tx_ring->tx_buffer_info[tx_ntc]; |
1737 | ixgbe_unmap_and_free_tx_resource(tx_ring, tx_buffer); | |
84418e3b AD |
1738 | |
1739 | /* increment Rx/Tx next to clean counters */ | |
1740 | rx_ntc++; | |
1741 | if (rx_ntc == rx_ring->count) | |
1742 | rx_ntc = 0; | |
1743 | tx_ntc++; | |
1744 | if (tx_ntc == tx_ring->count) | |
1745 | tx_ntc = 0; | |
1746 | ||
1747 | /* fetch next descriptor */ | |
e4f74028 | 1748 | rx_desc = IXGBE_RX_DESC(rx_ring, rx_ntc); |
84418e3b AD |
1749 | } |
1750 | ||
dad8a3b3 JF |
1751 | netdev_tx_reset_queue(txring_txq(tx_ring)); |
1752 | ||
84418e3b | 1753 | /* re-map buffers to ring, store next to clean values */ |
fc77dc3c | 1754 | ixgbe_alloc_rx_buffers(rx_ring, count); |
84418e3b AD |
1755 | rx_ring->next_to_clean = rx_ntc; |
1756 | tx_ring->next_to_clean = tx_ntc; | |
1757 | ||
1758 | return count; | |
1759 | } | |
1760 | ||
da4dd0f7 PWJ |
1761 | static int ixgbe_run_loopback_test(struct ixgbe_adapter *adapter) |
1762 | { | |
1763 | struct ixgbe_ring *tx_ring = &adapter->test_tx_ring; | |
1764 | struct ixgbe_ring *rx_ring = &adapter->test_rx_ring; | |
84418e3b AD |
1765 | int i, j, lc, good_cnt, ret_val = 0; |
1766 | unsigned int size = 1024; | |
1767 | netdev_tx_t tx_ret_val; | |
1768 | struct sk_buff *skb; | |
1769 | ||
1770 | /* allocate test skb */ | |
1771 | skb = alloc_skb(size, GFP_KERNEL); | |
1772 | if (!skb) | |
1773 | return 11; | |
da4dd0f7 | 1774 | |
84418e3b AD |
1775 | /* place data into test skb */ |
1776 | ixgbe_create_lbtest_frame(skb, size); | |
1777 | skb_put(skb, size); | |
da4dd0f7 PWJ |
1778 | |
1779 | /* | |
1780 | * Calculate the loop count based on the largest descriptor ring | |
1781 | * The idea is to wrap the largest ring a number of times using 64 | |
1782 | * send/receive pairs during each loop | |
1783 | */ | |
1784 | ||
1785 | if (rx_ring->count <= tx_ring->count) | |
1786 | lc = ((tx_ring->count / 64) * 2) + 1; | |
1787 | else | |
1788 | lc = ((rx_ring->count / 64) * 2) + 1; | |
1789 | ||
da4dd0f7 | 1790 | for (j = 0; j <= lc; j++) { |
84418e3b | 1791 | /* reset count of good packets */ |
da4dd0f7 | 1792 | good_cnt = 0; |
84418e3b AD |
1793 | |
1794 | /* place 64 packets on the transmit queue*/ | |
1795 | for (i = 0; i < 64; i++) { | |
1796 | skb_get(skb); | |
1797 | tx_ret_val = ixgbe_xmit_frame_ring(skb, | |
84418e3b AD |
1798 | adapter, |
1799 | tx_ring); | |
1800 | if (tx_ret_val == NETDEV_TX_OK) | |
da4dd0f7 | 1801 | good_cnt++; |
84418e3b AD |
1802 | } |
1803 | ||
da4dd0f7 | 1804 | if (good_cnt != 64) { |
84418e3b | 1805 | ret_val = 12; |
da4dd0f7 PWJ |
1806 | break; |
1807 | } | |
84418e3b AD |
1808 | |
1809 | /* allow 200 milliseconds for packets to go from Tx to Rx */ | |
1810 | msleep(200); | |
1811 | ||
fc77dc3c | 1812 | good_cnt = ixgbe_clean_test_rings(rx_ring, tx_ring, size); |
84418e3b AD |
1813 | if (good_cnt != 64) { |
1814 | ret_val = 13; | |
da4dd0f7 PWJ |
1815 | break; |
1816 | } | |
1817 | } | |
1818 | ||
84418e3b AD |
1819 | /* free the original skb */ |
1820 | kfree_skb(skb); | |
1821 | ||
da4dd0f7 PWJ |
1822 | return ret_val; |
1823 | } | |
1824 | ||
1825 | static int ixgbe_loopback_test(struct ixgbe_adapter *adapter, u64 *data) | |
1826 | { | |
1827 | *data = ixgbe_setup_desc_rings(adapter); | |
1828 | if (*data) | |
1829 | goto out; | |
1830 | *data = ixgbe_setup_loopback_test(adapter); | |
1831 | if (*data) | |
1832 | goto err_loopback; | |
1833 | *data = ixgbe_run_loopback_test(adapter); | |
1834 | ixgbe_loopback_cleanup(adapter); | |
1835 | ||
1836 | err_loopback: | |
1837 | ixgbe_free_desc_rings(adapter); | |
1838 | out: | |
1839 | return *data; | |
1840 | } | |
1841 | ||
1842 | static void ixgbe_diag_test(struct net_device *netdev, | |
1843 | struct ethtool_test *eth_test, u64 *data) | |
1844 | { | |
1845 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
dfcc4615 | 1846 | struct ixgbe_hw *hw = &adapter->hw; |
da4dd0f7 PWJ |
1847 | bool if_running = netif_running(netdev); |
1848 | ||
1849 | set_bit(__IXGBE_TESTING, &adapter->state); | |
1850 | if (eth_test->flags == ETH_TEST_FL_OFFLINE) { | |
e7d481a6 GR |
1851 | if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) { |
1852 | int i; | |
1853 | for (i = 0; i < adapter->num_vfs; i++) { | |
1854 | if (adapter->vfinfo[i].clear_to_send) { | |
1855 | netdev_warn(netdev, "%s", | |
1856 | "offline diagnostic is not " | |
1857 | "supported when VFs are " | |
1858 | "present\n"); | |
1859 | data[0] = 1; | |
1860 | data[1] = 1; | |
1861 | data[2] = 1; | |
1862 | data[3] = 1; | |
1863 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1864 | clear_bit(__IXGBE_TESTING, | |
1865 | &adapter->state); | |
1866 | goto skip_ol_tests; | |
1867 | } | |
1868 | } | |
1869 | } | |
1870 | ||
dfcc4615 JK |
1871 | /* Offline tests */ |
1872 | e_info(hw, "offline testing starting\n"); | |
1873 | ||
da4dd0f7 PWJ |
1874 | if (if_running) |
1875 | /* indicate we're in test mode */ | |
1876 | dev_close(netdev); | |
da4dd0f7 | 1877 | |
dfcc4615 JK |
1878 | /* bringing adapter down disables SFP+ optics */ |
1879 | if (hw->mac.ops.enable_tx_laser) | |
1880 | hw->mac.ops.enable_tx_laser(hw); | |
1881 | ||
1882 | /* Link test performed before hardware reset so autoneg doesn't | |
1883 | * interfere with test result | |
1884 | */ | |
1885 | if (ixgbe_link_test(adapter, &data[4])) | |
1886 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1887 | ||
1888 | ixgbe_reset(adapter); | |
396e799c | 1889 | e_info(hw, "register testing starting\n"); |
da4dd0f7 PWJ |
1890 | if (ixgbe_reg_test(adapter, &data[0])) |
1891 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1892 | ||
1893 | ixgbe_reset(adapter); | |
396e799c | 1894 | e_info(hw, "eeprom testing starting\n"); |
da4dd0f7 PWJ |
1895 | if (ixgbe_eeprom_test(adapter, &data[1])) |
1896 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1897 | ||
1898 | ixgbe_reset(adapter); | |
396e799c | 1899 | e_info(hw, "interrupt testing starting\n"); |
da4dd0f7 PWJ |
1900 | if (ixgbe_intr_test(adapter, &data[2])) |
1901 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1902 | ||
bdbec4b8 GR |
1903 | /* If SRIOV or VMDq is enabled then skip MAC |
1904 | * loopback diagnostic. */ | |
1905 | if (adapter->flags & (IXGBE_FLAG_SRIOV_ENABLED | | |
1906 | IXGBE_FLAG_VMDQ_ENABLED)) { | |
396e799c ET |
1907 | e_info(hw, "Skip MAC loopback diagnostic in VT " |
1908 | "mode\n"); | |
bdbec4b8 GR |
1909 | data[3] = 0; |
1910 | goto skip_loopback; | |
1911 | } | |
1912 | ||
da4dd0f7 | 1913 | ixgbe_reset(adapter); |
396e799c | 1914 | e_info(hw, "loopback testing starting\n"); |
da4dd0f7 PWJ |
1915 | if (ixgbe_loopback_test(adapter, &data[3])) |
1916 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1917 | ||
bdbec4b8 | 1918 | skip_loopback: |
da4dd0f7 PWJ |
1919 | ixgbe_reset(adapter); |
1920 | ||
dfcc4615 | 1921 | /* clear testing bit and return adapter to previous state */ |
da4dd0f7 PWJ |
1922 | clear_bit(__IXGBE_TESTING, &adapter->state); |
1923 | if (if_running) | |
1924 | dev_open(netdev); | |
1925 | } else { | |
396e799c | 1926 | e_info(hw, "online testing starting\n"); |
dfcc4615 JK |
1927 | |
1928 | /* if adapter is down, SFP+ optics will be disabled */ | |
1929 | if (!if_running && hw->mac.ops.enable_tx_laser) | |
1930 | hw->mac.ops.enable_tx_laser(hw); | |
1931 | ||
da4dd0f7 PWJ |
1932 | /* Online tests */ |
1933 | if (ixgbe_link_test(adapter, &data[4])) | |
1934 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1935 | ||
dfcc4615 | 1936 | /* Offline tests aren't run; pass by default */ |
da4dd0f7 PWJ |
1937 | data[0] = 0; |
1938 | data[1] = 0; | |
1939 | data[2] = 0; | |
1940 | data[3] = 0; | |
1941 | ||
1942 | clear_bit(__IXGBE_TESTING, &adapter->state); | |
1943 | } | |
dfcc4615 JK |
1944 | |
1945 | /* if adapter was down, ensure SFP+ optics are disabled again */ | |
1946 | if (!if_running && hw->mac.ops.disable_tx_laser) | |
1947 | hw->mac.ops.disable_tx_laser(hw); | |
e7d481a6 | 1948 | skip_ol_tests: |
da4dd0f7 PWJ |
1949 | msleep_interruptible(4 * 1000); |
1950 | } | |
9a799d71 | 1951 | |
d6c519e1 AD |
1952 | static int ixgbe_wol_exclusion(struct ixgbe_adapter *adapter, |
1953 | struct ethtool_wolinfo *wol) | |
1954 | { | |
1955 | struct ixgbe_hw *hw = &adapter->hw; | |
8e2813f5 | 1956 | int retval = 0; |
c23f5b6b | 1957 | |
8e2813f5 JK |
1958 | /* WOL not supported for all devices */ |
1959 | if (!ixgbe_wol_supported(adapter, hw->device_id, | |
1960 | hw->subsystem_device_id)) { | |
1961 | retval = 1; | |
d6c519e1 | 1962 | wol->supported = 0; |
d6c519e1 AD |
1963 | } |
1964 | ||
1965 | return retval; | |
1966 | } | |
1967 | ||
9a799d71 | 1968 | static void ixgbe_get_wol(struct net_device *netdev, |
b4617240 | 1969 | struct ethtool_wolinfo *wol) |
9a799d71 | 1970 | { |
e63d9762 PW |
1971 | struct ixgbe_adapter *adapter = netdev_priv(netdev); |
1972 | ||
1973 | wol->supported = WAKE_UCAST | WAKE_MCAST | | |
1974 | WAKE_BCAST | WAKE_MAGIC; | |
9a799d71 AK |
1975 | wol->wolopts = 0; |
1976 | ||
d6c519e1 AD |
1977 | if (ixgbe_wol_exclusion(adapter, wol) || |
1978 | !device_can_wakeup(&adapter->pdev->dev)) | |
e63d9762 PW |
1979 | return; |
1980 | ||
1981 | if (adapter->wol & IXGBE_WUFC_EX) | |
1982 | wol->wolopts |= WAKE_UCAST; | |
1983 | if (adapter->wol & IXGBE_WUFC_MC) | |
1984 | wol->wolopts |= WAKE_MCAST; | |
1985 | if (adapter->wol & IXGBE_WUFC_BC) | |
1986 | wol->wolopts |= WAKE_BCAST; | |
1987 | if (adapter->wol & IXGBE_WUFC_MAG) | |
1988 | wol->wolopts |= WAKE_MAGIC; | |
9a799d71 AK |
1989 | } |
1990 | ||
e63d9762 PW |
1991 | static int ixgbe_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) |
1992 | { | |
1993 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
1994 | ||
1995 | if (wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE)) | |
1996 | return -EOPNOTSUPP; | |
1997 | ||
d6c519e1 AD |
1998 | if (ixgbe_wol_exclusion(adapter, wol)) |
1999 | return wol->wolopts ? -EOPNOTSUPP : 0; | |
2000 | ||
e63d9762 PW |
2001 | adapter->wol = 0; |
2002 | ||
2003 | if (wol->wolopts & WAKE_UCAST) | |
2004 | adapter->wol |= IXGBE_WUFC_EX; | |
2005 | if (wol->wolopts & WAKE_MCAST) | |
2006 | adapter->wol |= IXGBE_WUFC_MC; | |
2007 | if (wol->wolopts & WAKE_BCAST) | |
2008 | adapter->wol |= IXGBE_WUFC_BC; | |
2009 | if (wol->wolopts & WAKE_MAGIC) | |
2010 | adapter->wol |= IXGBE_WUFC_MAG; | |
2011 | ||
2012 | device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); | |
2013 | ||
2014 | return 0; | |
2015 | } | |
2016 | ||
9a799d71 AK |
2017 | static int ixgbe_nway_reset(struct net_device *netdev) |
2018 | { | |
2019 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
2020 | ||
d4f80882 AV |
2021 | if (netif_running(netdev)) |
2022 | ixgbe_reinit_locked(adapter); | |
9a799d71 AK |
2023 | |
2024 | return 0; | |
2025 | } | |
2026 | ||
66e6961c ET |
2027 | static int ixgbe_set_phys_id(struct net_device *netdev, |
2028 | enum ethtool_phys_id_state state) | |
9a799d71 AK |
2029 | { |
2030 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
c44ade9e | 2031 | struct ixgbe_hw *hw = &adapter->hw; |
9a799d71 | 2032 | |
66e6961c ET |
2033 | switch (state) { |
2034 | case ETHTOOL_ID_ACTIVE: | |
2035 | adapter->led_reg = IXGBE_READ_REG(hw, IXGBE_LEDCTL); | |
2036 | return 2; | |
9a799d71 | 2037 | |
66e6961c | 2038 | case ETHTOOL_ID_ON: |
c44ade9e | 2039 | hw->mac.ops.led_on(hw, IXGBE_LED_ON); |
66e6961c ET |
2040 | break; |
2041 | ||
2042 | case ETHTOOL_ID_OFF: | |
c44ade9e | 2043 | hw->mac.ops.led_off(hw, IXGBE_LED_ON); |
66e6961c | 2044 | break; |
9a799d71 | 2045 | |
66e6961c ET |
2046 | case ETHTOOL_ID_INACTIVE: |
2047 | /* Restore LED settings */ | |
2048 | IXGBE_WRITE_REG(&adapter->hw, IXGBE_LEDCTL, adapter->led_reg); | |
2049 | break; | |
2050 | } | |
9a799d71 AK |
2051 | |
2052 | return 0; | |
2053 | } | |
2054 | ||
2055 | static int ixgbe_get_coalesce(struct net_device *netdev, | |
b4617240 | 2056 | struct ethtool_coalesce *ec) |
9a799d71 AK |
2057 | { |
2058 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
2059 | ||
30efa5a3 | 2060 | /* only valid if in constant ITR mode */ |
d5bf4f67 ET |
2061 | if (adapter->rx_itr_setting <= 1) |
2062 | ec->rx_coalesce_usecs = adapter->rx_itr_setting; | |
2063 | else | |
2064 | ec->rx_coalesce_usecs = adapter->rx_itr_setting >> 2; | |
f7554a2b | 2065 | |
cfb3f91a | 2066 | /* if in mixed tx/rx queues per vector mode, report only rx settings */ |
08c8833b | 2067 | if (adapter->q_vector[0]->tx.count && adapter->q_vector[0]->rx.count) |
cfb3f91a SN |
2068 | return 0; |
2069 | ||
f7554a2b | 2070 | /* only valid if in constant ITR mode */ |
d5bf4f67 ET |
2071 | if (adapter->tx_itr_setting <= 1) |
2072 | ec->tx_coalesce_usecs = adapter->tx_itr_setting; | |
2073 | else | |
2074 | ec->tx_coalesce_usecs = adapter->tx_itr_setting >> 2; | |
f7554a2b | 2075 | |
9a799d71 AK |
2076 | return 0; |
2077 | } | |
2078 | ||
80fba3f4 AD |
2079 | /* |
2080 | * this function must be called before setting the new value of | |
2081 | * rx_itr_setting | |
2082 | */ | |
567d2de2 | 2083 | static bool ixgbe_update_rsc(struct ixgbe_adapter *adapter) |
80fba3f4 AD |
2084 | { |
2085 | struct net_device *netdev = adapter->netdev; | |
2086 | ||
567d2de2 AD |
2087 | /* nothing to do if LRO or RSC are not enabled */ |
2088 | if (!(adapter->flags2 & IXGBE_FLAG2_RSC_CAPABLE) || | |
2089 | !(netdev->features & NETIF_F_LRO)) | |
80fba3f4 AD |
2090 | return false; |
2091 | ||
567d2de2 AD |
2092 | /* check the feature flag value and enable RSC if necessary */ |
2093 | if (adapter->rx_itr_setting == 1 || | |
2094 | adapter->rx_itr_setting > IXGBE_MIN_RSC_ITR) { | |
2095 | if (!(adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED)) { | |
80fba3f4 | 2096 | adapter->flags2 |= IXGBE_FLAG2_RSC_ENABLED; |
567d2de2 AD |
2097 | e_info(probe, "rx-usecs value high enough " |
2098 | "to re-enable RSC\n"); | |
80fba3f4 AD |
2099 | return true; |
2100 | } | |
567d2de2 AD |
2101 | /* if interrupt rate is too high then disable RSC */ |
2102 | } else if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED) { | |
2103 | adapter->flags2 &= ~IXGBE_FLAG2_RSC_ENABLED; | |
2104 | e_info(probe, "rx-usecs set too low, disabling RSC\n"); | |
2105 | return true; | |
80fba3f4 AD |
2106 | } |
2107 | return false; | |
2108 | } | |
2109 | ||
9a799d71 | 2110 | static int ixgbe_set_coalesce(struct net_device *netdev, |
b4617240 | 2111 | struct ethtool_coalesce *ec) |
9a799d71 AK |
2112 | { |
2113 | struct ixgbe_adapter *adapter = netdev_priv(netdev); | |
237057ad | 2114 | struct ixgbe_q_vector *q_vector; |
30efa5a3 | 2115 | int i; |
67da097e | 2116 | u16 tx_itr_param, rx_itr_param, tx_itr_prev; |
ef021194 | 2117 | bool need_reset = false; |
9a799d71 | 2118 | |
67da097e ET |
2119 | if (adapter->q_vector[0]->tx.count && adapter->q_vector[0]->rx.count) { |
2120 | /* reject Tx specific changes in case of mixed RxTx vectors */ | |
2121 | if (ec->tx_coalesce_usecs) | |
2122 | return -EINVAL; | |
2123 | tx_itr_prev = adapter->rx_itr_setting; | |
2124 | } else { | |
2125 | tx_itr_prev = adapter->tx_itr_setting; | |
2126 | } | |
f7554a2b | 2127 | |
d5bf4f67 ET |
2128 | if ((ec->rx_coalesce_usecs > (IXGBE_MAX_EITR >> 2)) || |
2129 | (ec->tx_coalesce_usecs > (IXGBE_MAX_EITR >> 2))) | |
2130 | return -EINVAL; | |
30efa5a3 | 2131 | |
d5bf4f67 ET |
2132 | if (ec->rx_coalesce_usecs > 1) |
2133 | adapter->rx_itr_setting = ec->rx_coalesce_usecs << 2; | |
2134 | else | |
2135 | adapter->rx_itr_setting = ec->rx_coalesce_usecs; | |
f7554a2b | 2136 | |
d5bf4f67 ET |
2137 | if (adapter->rx_itr_setting == 1) |
2138 | rx_itr_param = IXGBE_20K_ITR; | |
2139 | else | |
2140 | rx_itr_param = adapter->rx_itr_setting; | |
f7554a2b | 2141 | |
d5bf4f67 ET |
2142 | if (ec->tx_coalesce_usecs > 1) |
2143 | adapter->tx_itr_setting = ec->tx_coalesce_usecs << 2; | |
2144 | else | |
2145 | adapter->tx_itr_setting = ec->tx_coalesce_usecs; | |
f7554a2b | 2146 | |
d5bf4f67 ET |
2147 | if (adapter->tx_itr_setting == 1) |
2148 | tx_itr_param = IXGBE_10K_ITR; | |
2149 | else | |
2150 | tx_itr_param = adapter->tx_itr_setting; | |
f7554a2b | 2151 | |
67da097e ET |
2152 | /* mixed Rx/Tx */ |
2153 | if (adapter->q_vector[0]->tx.count && adapter->q_vector[0]->rx.count) | |
2154 | adapter->tx_itr_setting = adapter->rx_itr_setting; | |
2155 | ||
2156 | #if IS_ENABLED(CONFIG_BQL) | |
2157 | /* detect ITR changes that require update of TXDCTL.WTHRESH */ | |
2158 | if ((adapter->tx_itr_setting > 1) && | |
2159 | (adapter->tx_itr_setting < IXGBE_100K_ITR)) { | |
2160 | if ((tx_itr_prev == 1) || | |
2161 | (tx_itr_prev > IXGBE_100K_ITR)) | |
2162 | need_reset = true; | |
2163 | } else { | |
2164 | if ((tx_itr_prev > 1) && | |
2165 | (tx_itr_prev < IXGBE_100K_ITR)) | |
2166 | need_reset = true; | |
2167 | } | |
2168 | #endif | |
567d2de2 | 2169 | /* check the old value and enable RSC if necessary */ |
67da097e | 2170 | need_reset |= ixgbe_update_rsc(adapter); |
567d2de2 | 2171 | |
49c7ffbe | 2172 | for (i = 0; i < adapter->num_q_vectors; i++) { |
d5bf4f67 | 2173 | q_vector = adapter->q_vector[i]; |
d5bf4f67 ET |
2174 | if (q_vector->tx.count && !q_vector->rx.count) |
2175 | /* tx only */ | |
2176 | q_vector->itr = tx_itr_param; | |
2177 | else | |
2178 | /* rx only or mixed */ | |
2179 | q_vector->itr = rx_itr_param; | |
fe49f04a | 2180 | ixgbe_write_eitr(q_vector); |
9a799d71 AK |
2181 | } |
2182 | ||
ef021194 JB |
2183 | /* |
2184 | * do reset here at the end to make sure EITR==0 case is handled | |
2185 | * correctly w.r.t stopping tx, and changing TXDCTL.WTHRESH settings | |
2186 | * also locks in RSC enable/disable which requires reset | |
2187 | */ | |
c988ee82 ET |
2188 | if (need_reset) |
2189 | ixgbe_do_reset(netdev); | |
ef021194 | 2190 | |
9a799d71 AK |
2191 | return 0; |
2192 | } | |
2193 | ||
3e05334f AD |
2194 | static int ixgbe_get_ethtool_fdir_entry(struct ixgbe_adapter *adapter, |
2195 | struct ethtool_rxnfc *cmd) | |
2196 | { | |
2197 | union ixgbe_atr_input *mask = &adapter->fdir_mask; | |
2198 | struct ethtool_rx_flow_spec *fsp = | |
2199 | (struct ethtool_rx_flow_spec *)&cmd->fs; | |
b67bfe0d | 2200 | struct hlist_node *node2; |
3e05334f AD |
2201 | struct ixgbe_fdir_filter *rule = NULL; |
2202 | ||
2203 | /* report total rule count */ | |
2204 | cmd->data = (1024 << adapter->fdir_pballoc) - 2; | |
2205 | ||
b67bfe0d | 2206 | hlist_for_each_entry_safe(rule, node2, |
3e05334f AD |
2207 | &adapter->fdir_filter_list, fdir_node) { |
2208 | if (fsp->location <= rule->sw_idx) | |
2209 | break; | |
2210 | } | |
2211 | ||
2212 | if (!rule || fsp->location != rule->sw_idx) | |
2213 | return -EINVAL; | |
2214 | ||
2215 | /* fill out the flow spec entry */ | |
2216 | ||
2217 | /* set flow type field */ | |
2218 | switch (rule->filter.formatted.flow_type) { | |
2219 | case IXGBE_ATR_FLOW_TYPE_TCPV4: | |
2220 | fsp->flow_type = TCP_V4_FLOW; | |
2221 | break; | |
2222 | case IXGBE_ATR_FLOW_TYPE_UDPV4: | |
2223 | fsp->flow_type = UDP_V4_FLOW; | |
2224 | break; | |
2225 | case IXGBE_ATR_FLOW_TYPE_SCTPV4: | |
2226 | fsp->flow_type = SCTP_V4_FLOW; | |
2227 | break; | |
2228 | case IXGBE_ATR_FLOW_TYPE_IPV4: | |
2229 | fsp->flow_type = IP_USER_FLOW; | |
2230 | fsp->h_u.usr_ip4_spec.ip_ver = ETH_RX_NFC_IP4; | |
2231 | fsp->h_u.usr_ip4_spec.proto = 0; | |
2232 | fsp->m_u.usr_ip4_spec.proto = 0; | |
2233 | break; | |
2234 | default: | |
2235 | return -EINVAL; | |
2236 | } | |
2237 | ||
2238 | fsp->h_u.tcp_ip4_spec.psrc = rule->filter.formatted.src_port; | |
2239 | fsp->m_u.tcp_ip4_spec.psrc = mask->formatted.src_port; | |
2240 | fsp->h_u.tcp_ip4_spec.pdst = rule->filter.formatted.dst_port; | |
2241 | fsp->m_u.tcp_ip4_spec.pdst = mask->formatted.dst_port; | |
2242 | fsp->h_u.tcp_ip4_spec.ip4src = rule->filter.formatted.src_ip[0]; | |
2243 | fsp->m_u.tcp_ip4_spec.ip4src = mask->formatted.src_ip[0]; | |
2244 | fsp->h_u.tcp_ip4_spec.ip4dst = rule->filter.formatted.dst_ip[0]; | |
2245 | fsp->m_u.tcp_ip4_spec.ip4dst = mask->formatted.dst_ip[0]; | |
2246 | fsp->h_ext.vlan_tci = rule->filter.formatted.vlan_id; | |
2247 | fsp->m_ext.vlan_tci = mask->formatted.vlan_id; | |
2248 | fsp->h_ext.vlan_etype = rule->filter.formatted.flex_bytes; | |
2249 | fsp->m_ext.vlan_etype = mask->formatted.flex_bytes; | |
2250 | fsp->h_ext.data[1] = htonl(rule->filter.formatted.vm_pool); | |
2251 | fsp->m_ext.data[1] = htonl(mask->formatted.vm_pool); | |
2252 | fsp->flow_type |= FLOW_EXT; | |
2253 | ||
2254 | /* record action */ | |
2255 | if (rule->action == IXGBE_FDIR_DROP_QUEUE) | |
2256 | fsp->ring_cookie = RX_CLS_FLOW_DISC; | |
2257 | else | |
2258 | fsp->ring_cookie = rule->action; | |
2259 | ||
2260 | return 0; | |
2261 | } | |
2262 | ||
2263 | static int ixgbe_get_ethtool_fdir_all(struct ixgbe_adapter *adapter, | |
2264 | struct ethtool_rxnfc *cmd, | |
2265 | u32 *rule_locs) | |
2266 | { | |
b67bfe0d | 2267 | struct hlist_node *node2; |
3e05334f AD |
2268 | struct ixgbe_fdir_filter *rule; |
2269 | int cnt = 0; | |
2270 | ||
2271 | /* report total rule count */ | |
2272 | cmd->data = (1024 << adapter->fdir_pballoc) - 2; | |
2273 | ||
b67bfe0d | 2274 | hlist_for_each_entry_safe(rule, node2, |
3e05334f AD |
2275 | &adapter->fdir_filter_list, fdir_node) { |
2276 | if (cnt == cmd->rule_cnt) | |
2277 | return -EMSGSIZE; | |
2278 | rule_locs[cnt] = rule->sw_idx; | |
2279 | cnt++; | |
2280 | } | |
2281 | ||
473e64ee BH |
2282 | cmd->rule_cnt = cnt; |
2283 | ||
3e05334f AD |
2284 | return 0; |
2285 | } | |
2286 | ||
ef6afc0c AD |
2287 | static int ixgbe_get_rss_hash_opts(struct ixgbe_adapter *adapter, |
2288 | struct ethtool_rxnfc *cmd) | |
2289 | { | |
2290 | cmd->data = 0; | |
2291 | ||
ef6afc0c AD |
2292 | /* Report default options for RSS on ixgbe */ |
2293 | switch (cmd->flow_type) { | |
2294 | case TCP_V4_FLOW: | |
2295 | cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; | |
2296 | case UDP_V4_FLOW: | |
2297 | if (adapter->flags2 & IXGBE_FLAG2_RSS_FIELD_IPV4_UDP) | |
2298 | cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; | |
2299 | case SCTP_V4_FLOW: | |
2300 | case AH_ESP_V4_FLOW: | |
2301 | case AH_V4_FLOW: | |
2302 | case ESP_V4_FLOW: | |
2303 | case IPV4_FLOW: | |
2304 | cmd->data |= RXH_IP_SRC | RXH_IP_DST; | |
2305 | break; | |
2306 | case TCP_V6_FLOW: | |
2307 | cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; | |
2308 | case UDP_V6_FLOW: | |
2309 | if (adapter->flags2 & IXGBE_FLAG2_RSS_FIELD_IPV6_UDP) | |
2310 | cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; | |
2311 | case SCTP_V6_FLOW: | |
2312 | case AH_ESP_V6_FLOW: | |
2313 | case AH_V6_FLOW: | |
2314 | case ESP_V6_FLOW: | |
2315 | case IPV6_FLOW: | |
2316 | cmd->data |= RXH_IP_SRC | RXH_IP_DST; | |
2317 | break; | |
2318 | default: | |
2319 | return -EINVAL; | |
2320 | } | |
2321 | ||
2322 | return 0; | |
2323 | } | |
2324 | ||
91cd94bf | 2325 | static int ixgbe_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd, |
815c7db5 | 2326 | u32 *rule_locs) |
91cd94bf AD |
2327 | { |
2328 | struct ixgbe_adapter *adapter = netdev_priv(dev); | |
2329 | int ret = -EOPNOTSUPP; | |
2330 | ||
2331 | switch (cmd->cmd) { | |
2332 | case ETHTOOL_GRXRINGS: | |
2333 | cmd->data = adapter->num_rx_queues; | |
2334 | ret = 0; | |
2335 | break; | |
3e05334f AD |
2336 | case ETHTOOL_GRXCLSRLCNT: |
2337 | cmd->rule_cnt = adapter->fdir_filter_count; | |
2338 | ret = 0; | |
2339 | break; | |
2340 | case ETHTOOL_GRXCLSRULE: | |
2341 | ret = ixgbe_get_ethtool_fdir_entry(adapter, cmd); | |
2342 | break; | |
2343 | case ETHTOOL_GRXCLSRLALL: | |
815c7db5 | 2344 | ret = ixgbe_get_ethtool_fdir_all(adapter, cmd, rule_locs); |
3e05334f | 2345 | break; |
ef6afc0c AD |
2346 | case ETHTOOL_GRXFH: |
2347 | ret = ixgbe_get_rss_hash_opts(adapter, cmd); | |
2348 | break; | |
91cd94bf AD |
2349 | default: |
2350 | break; | |
2351 | } | |
2352 | ||
2353 | return ret; | |
2354 | } | |
2355 | ||
e4911d57 AD |
2356 | static int ixgbe_update_ethtool_fdir_entry(struct ixgbe_adapter *adapter, |
2357 | struct ixgbe_fdir_filter *input, | |
2358 | u16 sw_idx) | |
2359 | { | |
2360 | struct ixgbe_hw *hw = &adapter->hw; | |
b67bfe0d SL |
2361 | struct hlist_node *node2; |
2362 | struct ixgbe_fdir_filter *rule, *parent; | |
e4911d57 AD |
2363 | int err = -EINVAL; |
2364 | ||
2365 | parent = NULL; | |
2366 | rule = NULL; | |
2367 | ||
b67bfe0d | 2368 | hlist_for_each_entry_safe(rule, node2, |
e4911d57 AD |
2369 | &adapter->fdir_filter_list, fdir_node) { |
2370 | /* hash found, or no matching entry */ | |
2371 | if (rule->sw_idx >= sw_idx) | |
2372 | break; | |
b67bfe0d | 2373 | parent = rule; |
e4911d57 AD |
2374 | } |
2375 | ||
2376 | /* if there is an old rule occupying our place remove it */ | |
2377 | if (rule && (rule->sw_idx == sw_idx)) { | |
2378 | if (!input || (rule->filter.formatted.bkt_hash != | |
2379 | input->filter.formatted.bkt_hash)) { | |
2380 | err = ixgbe_fdir_erase_perfect_filter_82599(hw, | |
2381 | &rule->filter, | |
2382 | sw_idx); | |
2383 | } | |
2384 | ||
2385 | hlist_del(&rule->fdir_node); | |
2386 | kfree(rule); | |
2387 | adapter->fdir_filter_count--; | |
2388 | } | |
2389 | ||
2390 | /* | |
2391 | * If no input this was a delete, err should be 0 if a rule was | |
2392 | * successfully found and removed from the list else -EINVAL | |
2393 | */ | |
2394 | if (!input) | |
2395 | return err; | |
2396 | ||
2397 | /* initialize node and set software index */ | |
2398 | INIT_HLIST_NODE(&input->fdir_node); | |
2399 | ||
2400 | /* add filter to the list */ | |
2401 | if (parent) | |
b67bfe0d | 2402 | hlist_add_after(&parent->fdir_node, &input->fdir_node); |
e4911d57 AD |
2403 | else |
2404 | hlist_add_head(&input->fdir_node, | |
2405 | &adapter->fdir_filter_list); | |
2406 | ||
2407 | /* update counts */ | |
2408 | adapter->fdir_filter_count++; | |
2409 | ||
2410 | return 0; | |
2411 | } | |
2412 | ||
2413 | static int ixgbe_flowspec_to_flow_type(struct ethtool_rx_flow_spec *fsp, | |
2414 | u8 *flow_type) | |
2415 | { | |
2416 | switch (fsp->flow_type & ~FLOW_EXT) { | |
2417 | case TCP_V4_FLOW: | |
2418 | *flow_type = IXGBE_ATR_FLOW_TYPE_TCPV4; | |
2419 | break; | |
2420 | case UDP_V4_FLOW: | |
2421 | *flow_type = IXGBE_ATR_FLOW_TYPE_UDPV4; | |
2422 | break; | |
2423 | case SCTP_V4_FLOW: | |
2424 | *flow_type = IXGBE_ATR_FLOW_TYPE_SCTPV4; | |
2425 | break; | |
2426 | case IP_USER_FLOW: | |
2427 | switch (fsp->h_u.usr_ip4_spec.proto) { | |
2428 | case IPPROTO_TCP: | |
2429 | *flow_type = IXGBE_ATR_FLOW_TYPE_TCPV4; | |
2430 | break; | |
2431 | case IPPROTO_UDP: | |
2432 | *flow_type = IXGBE_ATR_FLOW_TYPE_UDPV4; | |
2433 | break; | |
2434 | case IPPROTO_SCTP: | |
2435 | *flow_type = IXGBE_ATR_FLOW_TYPE_SCTPV4; | |
2436 | break; | |
2437 | case 0: | |
2438 | if (!fsp->m_u.usr_ip4_spec.proto) { | |
2439 | *flow_type = IXGBE_ATR_FLOW_TYPE_IPV4; | |
2440 | break; | |
2441 | } | |
2442 | default: | |
2443 | return 0; | |
2444 | } | |
2445 | break; | |
2446 | default: | |
2447 | return 0; | |
2448 | } | |
2449 | ||
2450 | return 1; | |
2451 | } | |
2452 | ||
2453 | static int ixgbe_add_ethtool_fdir_entry(struct ixgbe_adapter *adapter, | |
2454 | struct ethtool_rxnfc *cmd) | |
2455 | { | |
2456 | struct ethtool_rx_flow_spec *fsp = | |
2457 | (struct ethtool_rx_flow_spec *)&cmd->fs; | |
2458 | struct ixgbe_hw *hw = &adapter->hw; | |
2459 | struct ixgbe_fdir_filter *input; | |
2460 | union ixgbe_atr_input mask; | |
2461 | int err; | |
2462 | ||
2463 | if (!(adapter->flags & IXGBE_FLAG_FDIR_PERFECT_CAPABLE)) | |
2464 | return -EOPNOTSUPP; | |
2465 | ||
2466 | /* | |
2467 | * Don't allow programming if the action is a queue greater than | |
2468 | * the number of online Rx queues. | |
2469 | */ | |
2470 | if ((fsp->ring_cookie != RX_CLS_FLOW_DISC) && | |
2471 | (fsp->ring_cookie >= adapter->num_rx_queues)) | |
2472 | return -EINVAL; | |
2473 | ||
2474 | /* Don't allow indexes to exist outside of available space */ | |
2475 | if (fsp->location >= ((1024 << adapter->fdir_pballoc) - 2)) { | |
2476 | e_err(drv, "Location out of range\n"); | |
2477 | return -EINVAL; | |
2478 | } | |
2479 | ||
2480 | input = kzalloc(sizeof(*input), GFP_ATOMIC); | |
2481 | if (!input) | |
2482 | return -ENOMEM; | |
2483 | ||
2484 | memset(&mask, 0, sizeof(union ixgbe_atr_input)); | |
2485 | ||
2486 | /* set SW index */ | |
2487 | input->sw_idx = fsp->location; | |
2488 | ||
2489 | /* record flow type */ | |
2490 | if (!ixgbe_flowspec_to_flow_type(fsp, | |
2491 | &input->filter.formatted.flow_type)) { | |
2492 | e_err(drv, "Unrecognized flow type\n"); | |
2493 | goto err_out; | |
2494 | } | |
2495 | ||
2496 | mask.formatted.flow_type = IXGBE_ATR_L4TYPE_IPV6_MASK | | |
2497 | IXGBE_ATR_L4TYPE_MASK; | |
2498 | ||
2499 | if (input->filter.formatted.flow_type == IXGBE_ATR_FLOW_TYPE_IPV4) | |
2500 | mask.formatted.flow_type &= IXGBE_ATR_L4TYPE_IPV6_MASK; | |
2501 | ||
2502 | /* Copy input into formatted structures */ | |
2503 | input->filter.formatted.src_ip[0] = fsp->h_u.tcp_ip4_spec.ip4src; | |
2504 | mask.formatted.src_ip[0] = fsp->m_u.tcp_ip4_spec.ip4src; | |
2505 | input->filter.formatted.dst_ip[0] = fsp->h_u.tcp_ip4_spec.ip4dst; | |
2506 | mask.formatted.dst_ip[0] = fsp->m_u.tcp_ip4_spec.ip4dst; | |
2507 | input->filter.formatted.src_port = fsp->h_u.tcp_ip4_spec.psrc; | |
2508 | mask.formatted.src_port = fsp->m_u.tcp_ip4_spec.psrc; | |
2509 | input->filter.formatted.dst_port = fsp->h_u.tcp_ip4_spec.pdst; | |
2510 | mask.formatted.dst_port = fsp->m_u.tcp_ip4_spec.pdst; | |
2511 | ||
2512 | if (fsp->flow_type & FLOW_EXT) { | |
2513 | input->filter.formatted.vm_pool = | |
2514 | (unsigned char)ntohl(fsp->h_ext.data[1]); | |
2515 | mask.formatted.vm_pool = | |
2516 | (unsigned char)ntohl(fsp->m_ext.data[1]); | |
2517 | input->filter.formatted.vlan_id = fsp->h_ext.vlan_tci; | |
2518 | mask.formatted.vlan_id = fsp->m_ext.vlan_tci; | |
2519 | input->filter.formatted.flex_bytes = | |
2520 | fsp->h_ext.vlan_etype; | |
2521 | mask.formatted.flex_bytes = fsp->m_ext.vlan_etype; | |
2522 | } | |
2523 | ||
2524 | /* determine if we need to drop or route the packet */ | |
2525 | if (fsp->ring_cookie == RX_CLS_FLOW_DISC) | |
2526 | input->action = IXGBE_FDIR_DROP_QUEUE; | |
2527 | else | |
2528 | input->action = fsp->ring_cookie; | |
2529 | ||
2530 | spin_lock(&adapter->fdir_perfect_lock); | |
2531 | ||
2532 | if (hlist_empty(&adapter->fdir_filter_list)) { | |
2533 | /* save mask and program input mask into HW */ | |
2534 | memcpy(&adapter->fdir_mask, &mask, sizeof(mask)); | |
2535 | err = ixgbe_fdir_set_input_mask_82599(hw, &mask); | |
2536 | if (err) { | |
2537 | e_err(drv, "Error writing mask\n"); | |
2538 | goto err_out_w_lock; | |
2539 | } | |
2540 | } else if (memcmp(&adapter->fdir_mask, &mask, sizeof(mask))) { | |
2541 | e_err(drv, "Only one mask supported per port\n"); | |
2542 | goto err_out_w_lock; | |
2543 | } | |
2544 | ||
2545 | /* apply mask and compute/store hash */ | |
2546 | ixgbe_atr_compute_perfect_hash_82599(&input->filter, &mask); | |
2547 | ||
2548 | /* program filters to filter memory */ | |
2549 | err = ixgbe_fdir_write_perfect_filter_82599(hw, | |
2550 | &input->filter, input->sw_idx, | |
1f4d5183 AD |
2551 | (input->action == IXGBE_FDIR_DROP_QUEUE) ? |
2552 | IXGBE_FDIR_DROP_QUEUE : | |
e4911d57 AD |
2553 | adapter->rx_ring[input->action]->reg_idx); |
2554 | if (err) | |
2555 | goto err_out_w_lock; | |
2556 | ||
2557 | ixgbe_update_ethtool_fdir_entry(adapter, input, input->sw_idx); | |
2558 | ||
2559 | spin_unlock(&adapter->fdir_perfect_lock); | |
2560 | ||
2561 | return err; | |
2562 | err_out_w_lock: | |
2563 | spin_unlock(&adapter->fdir_perfect_lock); | |
2564 | err_out: | |
2565 | kfree(input); | |
2566 | return -EINVAL; | |
2567 | } | |
2568 | ||
2569 | static int ixgbe_del_ethtool_fdir_entry(struct ixgbe_adapter *adapter, | |
2570 | struct ethtool_rxnfc *cmd) | |
2571 | { | |
2572 | struct ethtool_rx_flow_spec *fsp = | |
2573 | (struct ethtool_rx_flow_spec *)&cmd->fs; | |
2574 | int err; | |
2575 | ||
2576 | spin_lock(&adapter->fdir_perfect_lock); | |
2577 | err = ixgbe_update_ethtool_fdir_entry(adapter, NULL, fsp->location); | |
2578 | spin_unlock(&adapter->fdir_perfect_lock); | |
2579 | ||
2580 | return err; | |
2581 | } | |
2582 | ||
ef6afc0c AD |
2583 | #define UDP_RSS_FLAGS (IXGBE_FLAG2_RSS_FIELD_IPV4_UDP | \ |
2584 | IXGBE_FLAG2_RSS_FIELD_IPV6_UDP) | |
2585 | static int ixgbe_set_rss_hash_opt(struct ixgbe_adapter *adapter, | |
2586 | struct ethtool_rxnfc *nfc) | |
2587 | { | |
2588 | u32 flags2 = adapter->flags2; | |
2589 | ||
2590 | /* | |
2591 | * RSS does not support anything other than hashing | |
2592 | * to queues on src and dst IPs and ports | |
2593 | */ | |
2594 | if (nfc->data & ~(RXH_IP_SRC | RXH_IP_DST | | |
2595 | RXH_L4_B_0_1 | RXH_L4_B_2_3)) | |
2596 | return -EINVAL; | |
2597 | ||
2598 | switch (nfc->flow_type) { | |
2599 | case TCP_V4_FLOW: | |
2600 | case TCP_V6_FLOW: | |
2601 | if (!(nfc->data & RXH_IP_SRC) || | |
2602 | !(nfc->data & RXH_IP_DST) || | |
2603 | !(nfc->data & RXH_L4_B_0_1) || | |
2604 | !(nfc->data & RXH_L4_B_2_3)) | |
2605 | return -EINVAL; | |
2606 | break; | |
2607 | case UDP_V4_FLOW: | |
2608 | if (!(nfc->data & RXH_IP_SRC) || | |
2609 | !(nfc->data & RXH_IP_DST)) | |
2610 | return -EINVAL; | |
2611 | switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { | |
2612 | case 0: | |
2613 | flags2 &= ~IXGBE_FLAG2_RSS_FIELD_IPV4_UDP; | |
2614 | break; | |
2615 | case (RXH_L4_B_0_1 | RXH_L4_B_2_3): | |
2616 | flags2 |= IXGBE_FLAG2_RSS_FIELD_IPV4_UDP; | |
2617 | break; | |
2618 | default: | |
2619 | return -EINVAL; | |
2620 | } | |
2621 | break; | |
2622 | case UDP_V6_FLOW: | |
2623 | if (!(nfc->data & RXH_IP_SRC) || | |
2624 | !(nfc->data & RXH_IP_DST)) | |
2625 | return -EINVAL; | |
2626 | switch (nfc->data & (RXH_L4_B_0_1 | RXH_L4_B_2_3)) { | |
2627 | case 0: | |
2628 | flags2 &= ~IXGBE_FLAG2_RSS_FIELD_IPV6_UDP; | |
2629 | break; | |
2630 | case (RXH_L4_B_0_1 | RXH_L4_B_2_3): | |
2631 | flags2 |= IXGBE_FLAG2_RSS_FIELD_IPV6_UDP; | |
2632 | break; | |
2633 | default: | |
2634 | return -EINVAL; | |
2635 | } | |
2636 | break; | |
2637 | case AH_ESP_V4_FLOW: | |
2638 | case AH_V4_FLOW: | |
2639 | case ESP_V4_FLOW: | |
2640 | case SCTP_V4_FLOW: | |
2641 | case AH_ESP_V6_FLOW: | |
2642 | case AH_V6_FLOW: | |
2643 | case ESP_V6_FLOW: | |
2644 | case SCTP_V6_FLOW: | |
2645 | if (!(nfc->data & RXH_IP_SRC) || | |
2646 | !(nfc->data & RXH_IP_DST) || | |
2647 | (nfc->data & RXH_L4_B_0_1) || | |
2648 | (nfc->data & RXH_L4_B_2_3)) | |
2649 | return -EINVAL; | |
2650 | break; | |
2651 | default: | |
2652 | return -EINVAL; | |
2653 | } | |
2654 | ||
2655 | /* if we changed something we need to update flags */ | |
2656 | if (flags2 != adapter->flags2) { | |
2657 | struct ixgbe_hw *hw = &adapter->hw; | |
2658 | u32 mrqc = IXGBE_READ_REG(hw, IXGBE_MRQC); | |
2659 | ||
2660 | if ((flags2 & UDP_RSS_FLAGS) && | |
2661 | !(adapter->flags2 & UDP_RSS_FLAGS)) | |
2662 | e_warn(drv, "enabling UDP RSS: fragmented packets" | |
2663 | " may arrive out of order to the stack above\n"); | |
2664 | ||
2665 | adapter->flags2 = flags2; | |
2666 | ||
2667 | /* Perform hash on these packet types */ | |
2668 | mrqc |= IXGBE_MRQC_RSS_FIELD_IPV4 | |
2669 | | IXGBE_MRQC_RSS_FIELD_IPV4_TCP | |
2670 | | IXGBE_MRQC_RSS_FIELD_IPV6 | |
2671 | | IXGBE_MRQC_RSS_FIELD_IPV6_TCP; | |
2672 | ||
2673 | mrqc &= ~(IXGBE_MRQC_RSS_FIELD_IPV4_UDP | | |
2674 | IXGBE_MRQC_RSS_FIELD_IPV6_UDP); | |
2675 | ||
2676 | if (flags2 & IXGBE_FLAG2_RSS_FIELD_IPV4_UDP) | |
2677 | mrqc |= IXGBE_MRQC_RSS_FIELD_IPV4_UDP; | |
2678 | ||
2679 | if (flags2 & IXGBE_FLAG2_RSS_FIELD_IPV6_UDP) | |
2680 | mrqc |= IXGBE_MRQC_RSS_FIELD_IPV6_UDP; | |
2681 | ||
2682 | IXGBE_WRITE_REG(hw, IXGBE_MRQC, mrqc); | |
2683 | } | |
2684 | ||
2685 | return 0; | |
2686 | } | |
2687 | ||
e4911d57 AD |
2688 | static int ixgbe_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd) |
2689 | { | |
2690 | struct ixgbe_adapter *adapter = netdev_priv(dev); | |
2691 | int ret = -EOPNOTSUPP; | |
2692 | ||
2693 | switch (cmd->cmd) { | |
2694 | case ETHTOOL_SRXCLSRLINS: | |
2695 | ret = ixgbe_add_ethtool_fdir_entry(adapter, cmd); | |
2696 | break; | |
2697 | case ETHTOOL_SRXCLSRLDEL: | |
2698 | ret = ixgbe_del_ethtool_fdir_entry(adapter, cmd); | |
2699 | break; | |
ef6afc0c AD |
2700 | case ETHTOOL_SRXFH: |
2701 | ret = ixgbe_set_rss_hash_opt(adapter, cmd); | |
2702 | break; | |
e4911d57 AD |
2703 | default: |
2704 | break; | |
2705 | } | |
2706 | ||
2707 | return ret; | |
2708 | } | |
2709 | ||
e3aac889 JK |
2710 | static int ixgbe_get_ts_info(struct net_device *dev, |
2711 | struct ethtool_ts_info *info) | |
2712 | { | |
2713 | struct ixgbe_adapter *adapter = netdev_priv(dev); | |
2714 | ||
2715 | switch (adapter->hw.mac.type) { | |
e3aac889 JK |
2716 | case ixgbe_mac_X540: |
2717 | case ixgbe_mac_82599EB: | |
2718 | info->so_timestamping = | |
50f8d35d JK |
2719 | SOF_TIMESTAMPING_TX_SOFTWARE | |
2720 | SOF_TIMESTAMPING_RX_SOFTWARE | | |
2721 | SOF_TIMESTAMPING_SOFTWARE | | |
e3aac889 JK |
2722 | SOF_TIMESTAMPING_TX_HARDWARE | |
2723 | SOF_TIMESTAMPING_RX_HARDWARE | | |
2724 | SOF_TIMESTAMPING_RAW_HARDWARE; | |
2725 | ||
2726 | if (adapter->ptp_clock) | |
2727 | info->phc_index = ptp_clock_index(adapter->ptp_clock); | |
2728 | else | |
2729 | info->phc_index = -1; | |
2730 | ||
2731 | info->tx_types = | |
2732 | (1 << HWTSTAMP_TX_OFF) | | |
2733 | (1 << HWTSTAMP_TX_ON); | |
2734 | ||
2735 | info->rx_filters = | |
2736 | (1 << HWTSTAMP_FILTER_NONE) | | |
2737 | (1 << HWTSTAMP_FILTER_PTP_V1_L4_SYNC) | | |
2738 | (1 << HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ) | | |
aeb82648 JK |
2739 | (1 << HWTSTAMP_FILTER_PTP_V2_L2_EVENT) | |
2740 | (1 << HWTSTAMP_FILTER_PTP_V2_L4_EVENT) | | |
2741 | (1 << HWTSTAMP_FILTER_PTP_V2_SYNC) | | |
2742 | (1 << HWTSTAMP_FILTER_PTP_V2_L2_SYNC) | | |
2743 | (1 << HWTSTAMP_FILTER_PTP_V2_L4_SYNC) | | |
2744 | (1 << HWTSTAMP_FILTER_PTP_V2_DELAY_REQ) | | |
2745 | (1 << HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ) | | |
2746 | (1 << HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ) | | |
1cc92eb8 | 2747 | (1 << HWTSTAMP_FILTER_PTP_V2_EVENT); |
e3aac889 | 2748 | break; |
e3aac889 JK |
2749 | default: |
2750 | return ethtool_op_get_ts_info(dev, info); | |
2751 | break; | |
2752 | } | |
2753 | return 0; | |
2754 | } | |
2755 | ||
5348c9db AD |
2756 | static unsigned int ixgbe_max_channels(struct ixgbe_adapter *adapter) |
2757 | { | |
2758 | unsigned int max_combined; | |
2759 | u8 tcs = netdev_get_num_tc(adapter->netdev); | |
2760 | ||
2761 | if (!(adapter->flags & IXGBE_FLAG_MSIX_ENABLED)) { | |
2762 | /* We only support one q_vector without MSI-X */ | |
2763 | max_combined = 1; | |
2764 | } else if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) { | |
2765 | /* SR-IOV currently only allows one queue on the PF */ | |
2766 | max_combined = 1; | |
2767 | } else if (tcs > 1) { | |
2768 | /* For DCB report channels per traffic class */ | |
2769 | if (adapter->hw.mac.type == ixgbe_mac_82598EB) { | |
2770 | /* 8 TC w/ 4 queues per TC */ | |
2771 | max_combined = 4; | |
2772 | } else if (tcs > 4) { | |
2773 | /* 8 TC w/ 8 queues per TC */ | |
2774 | max_combined = 8; | |
2775 | } else { | |
2776 | /* 4 TC w/ 16 queues per TC */ | |
2777 | max_combined = 16; | |
2778 | } | |
2779 | } else if (adapter->atr_sample_rate) { | |
2780 | /* support up to 64 queues with ATR */ | |
2781 | max_combined = IXGBE_MAX_FDIR_INDICES; | |
2782 | } else { | |
2783 | /* support up to 16 queues with RSS */ | |
2784 | max_combined = IXGBE_MAX_RSS_INDICES; | |
2785 | } | |
2786 | ||
2787 | return max_combined; | |
2788 | } | |
2789 | ||
2790 | static void ixgbe_get_channels(struct net_device *dev, | |
2791 | struct ethtool_channels *ch) | |
2792 | { | |
2793 | struct ixgbe_adapter *adapter = netdev_priv(dev); | |
2794 | ||
2795 | /* report maximum channels */ | |
2796 | ch->max_combined = ixgbe_max_channels(adapter); | |
2797 | ||
2798 | /* report info for other vector */ | |
2799 | if (adapter->flags & IXGBE_FLAG_MSIX_ENABLED) { | |
2800 | ch->max_other = NON_Q_VECTORS; | |
2801 | ch->other_count = NON_Q_VECTORS; | |
2802 | } | |
2803 | ||
2804 | /* record RSS queues */ | |
2805 | ch->combined_count = adapter->ring_feature[RING_F_RSS].indices; | |
2806 | ||
2807 | /* nothing else to report if RSS is disabled */ | |
2808 | if (ch->combined_count == 1) | |
2809 | return; | |
2810 | ||
2811 | /* we do not support ATR queueing if SR-IOV is enabled */ | |
2812 | if (adapter->flags & IXGBE_FLAG_SRIOV_ENABLED) | |
2813 | return; | |
2814 | ||
2815 | /* same thing goes for being DCB enabled */ | |
2816 | if (netdev_get_num_tc(dev) > 1) | |
2817 | return; | |
2818 | ||
2819 | /* if ATR is disabled we can exit */ | |
2820 | if (!adapter->atr_sample_rate) | |
2821 | return; | |
2822 | ||
2823 | /* report flow director queues as maximum channels */ | |
2824 | ch->combined_count = adapter->ring_feature[RING_F_FDIR].indices; | |
2825 | } | |
2826 | ||
4c696ca9 AD |
2827 | static int ixgbe_set_channels(struct net_device *dev, |
2828 | struct ethtool_channels *ch) | |
2829 | { | |
2830 | struct ixgbe_adapter *adapter = netdev_priv(dev); | |
2831 | unsigned int count = ch->combined_count; | |
2832 | ||
2833 | /* verify they are not requesting separate vectors */ | |
2834 | if (!count || ch->rx_count || ch->tx_count) | |
2835 | return -EINVAL; | |
2836 | ||
2837 | /* verify other_count has not changed */ | |
2838 | if (ch->other_count != NON_Q_VECTORS) | |
2839 | return -EINVAL; | |
2840 | ||
2841 | /* verify the number of channels does not exceed hardware limits */ | |
2842 | if (count > ixgbe_max_channels(adapter)) | |
2843 | return -EINVAL; | |
2844 | ||
2845 | /* update feature limits from largest to smallest supported values */ | |
2846 | adapter->ring_feature[RING_F_FDIR].limit = count; | |
2847 | ||
2848 | /* cap RSS limit at 16 */ | |
2849 | if (count > IXGBE_MAX_RSS_INDICES) | |
2850 | count = IXGBE_MAX_RSS_INDICES; | |
2851 | adapter->ring_feature[RING_F_RSS].limit = count; | |
2852 | ||
2853 | #ifdef IXGBE_FCOE | |
2854 | /* cap FCoE limit at 8 */ | |
2855 | if (count > IXGBE_FCRETA_SIZE) | |
2856 | count = IXGBE_FCRETA_SIZE; | |
2857 | adapter->ring_feature[RING_F_FCOE].limit = count; | |
2858 | ||
2859 | #endif | |
2860 | /* use setup TC to update any traffic class queue mapping */ | |
2861 | return ixgbe_setup_tc(dev, netdev_get_num_tc(dev)); | |
2862 | } | |
2863 | ||
71858acb AG |
2864 | static int ixgbe_get_module_info(struct net_device *dev, |
2865 | struct ethtool_modinfo *modinfo) | |
2866 | { | |
2867 | struct ixgbe_adapter *adapter = netdev_priv(dev); | |
2868 | struct ixgbe_hw *hw = &adapter->hw; | |
2869 | u32 status; | |
2870 | u8 sff8472_rev, addr_mode; | |
2871 | int ret_val = 0; | |
2872 | bool page_swap = false; | |
2873 | ||
2874 | /* avoid concurent i2c reads */ | |
2875 | while (test_bit(__IXGBE_IN_SFP_INIT, &adapter->state)) | |
2876 | msleep(100); | |
2877 | ||
2878 | /* used by the service task */ | |
2879 | set_bit(__IXGBE_READ_I2C, &adapter->state); | |
2880 | ||
2881 | /* Check whether we support SFF-8472 or not */ | |
2882 | status = hw->phy.ops.read_i2c_eeprom(hw, | |
2883 | IXGBE_SFF_SFF_8472_COMP, | |
2884 | &sff8472_rev); | |
2885 | if (status != 0) { | |
2886 | ret_val = -EIO; | |
2887 | goto err_out; | |
2888 | } | |
2889 | ||
2890 | /* addressing mode is not supported */ | |
2891 | status = hw->phy.ops.read_i2c_eeprom(hw, | |
2892 | IXGBE_SFF_SFF_8472_SWAP, | |
2893 | &addr_mode); | |
2894 | if (status != 0) { | |
2895 | ret_val = -EIO; | |
2896 | goto err_out; | |
2897 | } | |
2898 | ||
2899 | if (addr_mode & IXGBE_SFF_ADDRESSING_MODE) { | |
2900 | e_err(drv, "Address change required to access page 0xA2, but not supported. Please report the module type to the driver maintainers.\n"); | |
2901 | page_swap = true; | |
2902 | } | |
2903 | ||
2904 | if (sff8472_rev == IXGBE_SFF_SFF_8472_UNSUP || page_swap) { | |
2905 | /* We have a SFP, but it does not support SFF-8472 */ | |
2906 | modinfo->type = ETH_MODULE_SFF_8079; | |
2907 | modinfo->eeprom_len = ETH_MODULE_SFF_8079_LEN; | |
2908 | } else { | |
2909 | /* We have a SFP which supports a revision of SFF-8472. */ | |
2910 | modinfo->type = ETH_MODULE_SFF_8472; | |
2911 | modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN; | |
2912 | } | |
2913 | ||
2914 | err_out: | |
2915 | clear_bit(__IXGBE_READ_I2C, &adapter->state); | |
2916 | return ret_val; | |
2917 | } | |
2918 | ||
2919 | static int ixgbe_get_module_eeprom(struct net_device *dev, | |
2920 | struct ethtool_eeprom *ee, | |
2921 | u8 *data) | |
2922 | { | |
2923 | struct ixgbe_adapter *adapter = netdev_priv(dev); | |
2924 | struct ixgbe_hw *hw = &adapter->hw; | |
2925 | u32 status = IXGBE_ERR_PHY_ADDR_INVALID; | |
2926 | u8 databyte = 0xFF; | |
2927 | int i = 0; | |
2928 | int ret_val = 0; | |
2929 | ||
2930 | /* ixgbe_get_module_info is called before this function in all | |
2931 | * cases, so we do not need any checks we already do above, | |
2932 | * and can trust ee->len to be a known value. | |
2933 | */ | |
2934 | ||
2935 | while (test_bit(__IXGBE_IN_SFP_INIT, &adapter->state)) | |
2936 | msleep(100); | |
2937 | set_bit(__IXGBE_READ_I2C, &adapter->state); | |
2938 | ||
2939 | /* Read the first block, SFF-8079 */ | |
2940 | for (i = 0; i < ETH_MODULE_SFF_8079_LEN; i++) { | |
2941 | status = hw->phy.ops.read_i2c_eeprom(hw, i, &databyte); | |
2942 | if (status != 0) { | |
2943 | /* Error occured while reading module */ | |
2944 | ret_val = -EIO; | |
2945 | goto err_out; | |
2946 | } | |
2947 | data[i] = databyte; | |
2948 | } | |
2949 | ||
2950 | /* If the second block is requested, check if SFF-8472 is supported. */ | |
2951 | if (ee->len == ETH_MODULE_SFF_8472_LEN) { | |
2952 | if (data[IXGBE_SFF_SFF_8472_COMP] == IXGBE_SFF_SFF_8472_UNSUP) | |
2953 | return -EOPNOTSUPP; | |
2954 | ||
2955 | /* Read the second block, SFF-8472 */ | |
2956 | for (i = ETH_MODULE_SFF_8079_LEN; | |
2957 | i < ETH_MODULE_SFF_8472_LEN; i++) { | |
2958 | status = hw->phy.ops.read_i2c_sff8472(hw, | |
2959 | i - ETH_MODULE_SFF_8079_LEN, &databyte); | |
2960 | if (status != 0) { | |
2961 | /* Error occured while reading module */ | |
2962 | ret_val = -EIO; | |
2963 | goto err_out; | |
2964 | } | |
2965 | data[i] = databyte; | |
2966 | } | |
2967 | } | |
2968 | ||
2969 | err_out: | |
2970 | clear_bit(__IXGBE_READ_I2C, &adapter->state); | |
2971 | ||
2972 | return ret_val; | |
2973 | } | |
2974 | ||
b9804972 | 2975 | static const struct ethtool_ops ixgbe_ethtool_ops = { |
9a799d71 AK |
2976 | .get_settings = ixgbe_get_settings, |
2977 | .set_settings = ixgbe_set_settings, | |
2978 | .get_drvinfo = ixgbe_get_drvinfo, | |
2979 | .get_regs_len = ixgbe_get_regs_len, | |
2980 | .get_regs = ixgbe_get_regs, | |
2981 | .get_wol = ixgbe_get_wol, | |
e63d9762 | 2982 | .set_wol = ixgbe_set_wol, |
9a799d71 AK |
2983 | .nway_reset = ixgbe_nway_reset, |
2984 | .get_link = ethtool_op_get_link, | |
2985 | .get_eeprom_len = ixgbe_get_eeprom_len, | |
2986 | .get_eeprom = ixgbe_get_eeprom, | |
2fa5eef4 | 2987 | .set_eeprom = ixgbe_set_eeprom, |
9a799d71 AK |
2988 | .get_ringparam = ixgbe_get_ringparam, |
2989 | .set_ringparam = ixgbe_set_ringparam, | |
2990 | .get_pauseparam = ixgbe_get_pauseparam, | |
2991 | .set_pauseparam = ixgbe_set_pauseparam, | |
9a799d71 AK |
2992 | .get_msglevel = ixgbe_get_msglevel, |
2993 | .set_msglevel = ixgbe_set_msglevel, | |
da4dd0f7 | 2994 | .self_test = ixgbe_diag_test, |
9a799d71 | 2995 | .get_strings = ixgbe_get_strings, |
66e6961c | 2996 | .set_phys_id = ixgbe_set_phys_id, |
b4617240 | 2997 | .get_sset_count = ixgbe_get_sset_count, |
9a799d71 AK |
2998 | .get_ethtool_stats = ixgbe_get_ethtool_stats, |
2999 | .get_coalesce = ixgbe_get_coalesce, | |
3000 | .set_coalesce = ixgbe_set_coalesce, | |
91cd94bf | 3001 | .get_rxnfc = ixgbe_get_rxnfc, |
e4911d57 | 3002 | .set_rxnfc = ixgbe_set_rxnfc, |
5348c9db | 3003 | .get_channels = ixgbe_get_channels, |
4c696ca9 | 3004 | .set_channels = ixgbe_set_channels, |
e3aac889 | 3005 | .get_ts_info = ixgbe_get_ts_info, |
71858acb AG |
3006 | .get_module_info = ixgbe_get_module_info, |
3007 | .get_module_eeprom = ixgbe_get_module_eeprom, | |
9a799d71 AK |
3008 | }; |
3009 | ||
3010 | void ixgbe_set_ethtool_ops(struct net_device *netdev) | |
3011 | { | |
3012 | SET_ETHTOOL_OPS(netdev, &ixgbe_ethtool_ops); | |
3013 | } |