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bc7f75fa AK |
1 | /******************************************************************************* |
2 | ||
3 | Intel PRO/1000 Linux driver | |
0d6057e4 | 4 | Copyright(c) 1999 - 2011 Intel Corporation. |
bc7f75fa 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: | |
23 | Linux NICS <linux.nics@intel.com> | |
24 | e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> | |
25 | Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 | |
26 | ||
27 | *******************************************************************************/ | |
28 | ||
29 | /* ethtool support for e1000 */ | |
30 | ||
31 | #include <linux/netdevice.h> | |
32 | #include <linux/ethtool.h> | |
33 | #include <linux/pci.h> | |
5a0e3ad6 | 34 | #include <linux/slab.h> |
bc7f75fa AK |
35 | #include <linux/delay.h> |
36 | ||
37 | #include "e1000.h" | |
38 | ||
e0f36a95 AK |
39 | enum {NETDEV_STATS, E1000_STATS}; |
40 | ||
bc7f75fa AK |
41 | struct e1000_stats { |
42 | char stat_string[ETH_GSTRING_LEN]; | |
e0f36a95 | 43 | int type; |
bc7f75fa AK |
44 | int sizeof_stat; |
45 | int stat_offset; | |
46 | }; | |
47 | ||
f0f1a172 | 48 | #define E1000_STAT(str, m) { \ |
67fd4fcb JK |
49 | .stat_string = str, \ |
50 | .type = E1000_STATS, \ | |
51 | .sizeof_stat = sizeof(((struct e1000_adapter *)0)->m), \ | |
52 | .stat_offset = offsetof(struct e1000_adapter, m) } | |
f0f1a172 | 53 | #define E1000_NETDEV_STAT(str, m) { \ |
67fd4fcb JK |
54 | .stat_string = str, \ |
55 | .type = NETDEV_STATS, \ | |
56 | .sizeof_stat = sizeof(((struct rtnl_link_stats64 *)0)->m), \ | |
57 | .stat_offset = offsetof(struct rtnl_link_stats64, m) } | |
e0f36a95 | 58 | |
bc7f75fa | 59 | static const struct e1000_stats e1000_gstrings_stats[] = { |
f0f1a172 BA |
60 | E1000_STAT("rx_packets", stats.gprc), |
61 | E1000_STAT("tx_packets", stats.gptc), | |
62 | E1000_STAT("rx_bytes", stats.gorc), | |
63 | E1000_STAT("tx_bytes", stats.gotc), | |
64 | E1000_STAT("rx_broadcast", stats.bprc), | |
65 | E1000_STAT("tx_broadcast", stats.bptc), | |
66 | E1000_STAT("rx_multicast", stats.mprc), | |
67 | E1000_STAT("tx_multicast", stats.mptc), | |
67fd4fcb JK |
68 | E1000_NETDEV_STAT("rx_errors", rx_errors), |
69 | E1000_NETDEV_STAT("tx_errors", tx_errors), | |
70 | E1000_NETDEV_STAT("tx_dropped", tx_dropped), | |
f0f1a172 BA |
71 | E1000_STAT("multicast", stats.mprc), |
72 | E1000_STAT("collisions", stats.colc), | |
67fd4fcb JK |
73 | E1000_NETDEV_STAT("rx_length_errors", rx_length_errors), |
74 | E1000_NETDEV_STAT("rx_over_errors", rx_over_errors), | |
f0f1a172 | 75 | E1000_STAT("rx_crc_errors", stats.crcerrs), |
67fd4fcb | 76 | E1000_NETDEV_STAT("rx_frame_errors", rx_frame_errors), |
f0f1a172 BA |
77 | E1000_STAT("rx_no_buffer_count", stats.rnbc), |
78 | E1000_STAT("rx_missed_errors", stats.mpc), | |
79 | E1000_STAT("tx_aborted_errors", stats.ecol), | |
80 | E1000_STAT("tx_carrier_errors", stats.tncrs), | |
67fd4fcb JK |
81 | E1000_NETDEV_STAT("tx_fifo_errors", tx_fifo_errors), |
82 | E1000_NETDEV_STAT("tx_heartbeat_errors", tx_heartbeat_errors), | |
f0f1a172 BA |
83 | E1000_STAT("tx_window_errors", stats.latecol), |
84 | E1000_STAT("tx_abort_late_coll", stats.latecol), | |
85 | E1000_STAT("tx_deferred_ok", stats.dc), | |
86 | E1000_STAT("tx_single_coll_ok", stats.scc), | |
87 | E1000_STAT("tx_multi_coll_ok", stats.mcc), | |
88 | E1000_STAT("tx_timeout_count", tx_timeout_count), | |
89 | E1000_STAT("tx_restart_queue", restart_queue), | |
90 | E1000_STAT("rx_long_length_errors", stats.roc), | |
91 | E1000_STAT("rx_short_length_errors", stats.ruc), | |
92 | E1000_STAT("rx_align_errors", stats.algnerrc), | |
93 | E1000_STAT("tx_tcp_seg_good", stats.tsctc), | |
94 | E1000_STAT("tx_tcp_seg_failed", stats.tsctfc), | |
95 | E1000_STAT("rx_flow_control_xon", stats.xonrxc), | |
96 | E1000_STAT("rx_flow_control_xoff", stats.xoffrxc), | |
97 | E1000_STAT("tx_flow_control_xon", stats.xontxc), | |
98 | E1000_STAT("tx_flow_control_xoff", stats.xofftxc), | |
99 | E1000_STAT("rx_long_byte_count", stats.gorc), | |
100 | E1000_STAT("rx_csum_offload_good", hw_csum_good), | |
101 | E1000_STAT("rx_csum_offload_errors", hw_csum_err), | |
102 | E1000_STAT("rx_header_split", rx_hdr_split), | |
103 | E1000_STAT("alloc_rx_buff_failed", alloc_rx_buff_failed), | |
104 | E1000_STAT("tx_smbus", stats.mgptc), | |
105 | E1000_STAT("rx_smbus", stats.mgprc), | |
106 | E1000_STAT("dropped_smbus", stats.mgpdc), | |
107 | E1000_STAT("rx_dma_failed", rx_dma_failed), | |
108 | E1000_STAT("tx_dma_failed", tx_dma_failed), | |
bc7f75fa AK |
109 | }; |
110 | ||
c00acf46 | 111 | #define E1000_GLOBAL_STATS_LEN ARRAY_SIZE(e1000_gstrings_stats) |
bc7f75fa AK |
112 | #define E1000_STATS_LEN (E1000_GLOBAL_STATS_LEN) |
113 | static const char e1000_gstrings_test[][ETH_GSTRING_LEN] = { | |
114 | "Register test (offline)", "Eeprom test (offline)", | |
115 | "Interrupt test (offline)", "Loopback test (offline)", | |
116 | "Link test (on/offline)" | |
117 | }; | |
ad68076e | 118 | #define E1000_TEST_LEN ARRAY_SIZE(e1000_gstrings_test) |
bc7f75fa AK |
119 | |
120 | static int e1000_get_settings(struct net_device *netdev, | |
121 | struct ethtool_cmd *ecmd) | |
122 | { | |
123 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
124 | struct e1000_hw *hw = &adapter->hw; | |
70739497 | 125 | u32 speed; |
bc7f75fa | 126 | |
318a94d6 | 127 | if (hw->phy.media_type == e1000_media_type_copper) { |
bc7f75fa AK |
128 | |
129 | ecmd->supported = (SUPPORTED_10baseT_Half | | |
130 | SUPPORTED_10baseT_Full | | |
131 | SUPPORTED_100baseT_Half | | |
132 | SUPPORTED_100baseT_Full | | |
133 | SUPPORTED_1000baseT_Full | | |
134 | SUPPORTED_Autoneg | | |
135 | SUPPORTED_TP); | |
136 | if (hw->phy.type == e1000_phy_ife) | |
137 | ecmd->supported &= ~SUPPORTED_1000baseT_Full; | |
138 | ecmd->advertising = ADVERTISED_TP; | |
139 | ||
140 | if (hw->mac.autoneg == 1) { | |
141 | ecmd->advertising |= ADVERTISED_Autoneg; | |
142 | /* the e1000 autoneg seems to match ethtool nicely */ | |
143 | ecmd->advertising |= hw->phy.autoneg_advertised; | |
144 | } | |
145 | ||
146 | ecmd->port = PORT_TP; | |
147 | ecmd->phy_address = hw->phy.addr; | |
148 | ecmd->transceiver = XCVR_INTERNAL; | |
149 | ||
150 | } else { | |
151 | ecmd->supported = (SUPPORTED_1000baseT_Full | | |
152 | SUPPORTED_FIBRE | | |
153 | SUPPORTED_Autoneg); | |
154 | ||
155 | ecmd->advertising = (ADVERTISED_1000baseT_Full | | |
156 | ADVERTISED_FIBRE | | |
157 | ADVERTISED_Autoneg); | |
158 | ||
159 | ecmd->port = PORT_FIBRE; | |
160 | ecmd->transceiver = XCVR_EXTERNAL; | |
161 | } | |
162 | ||
70739497 | 163 | speed = -1; |
0c6bdb30 BA |
164 | ecmd->duplex = -1; |
165 | ||
166 | if (netif_running(netdev)) { | |
167 | if (netif_carrier_ok(netdev)) { | |
70739497 | 168 | speed = adapter->link_speed; |
0c6bdb30 BA |
169 | ecmd->duplex = adapter->link_duplex - 1; |
170 | } | |
bc7f75fa | 171 | } else { |
0c6bdb30 BA |
172 | u32 status = er32(STATUS); |
173 | if (status & E1000_STATUS_LU) { | |
174 | if (status & E1000_STATUS_SPEED_1000) | |
70739497 | 175 | speed = SPEED_1000; |
0c6bdb30 | 176 | else if (status & E1000_STATUS_SPEED_100) |
70739497 | 177 | speed = SPEED_100; |
0c6bdb30 | 178 | else |
70739497 | 179 | speed = SPEED_10; |
0c6bdb30 BA |
180 | |
181 | if (status & E1000_STATUS_FD) | |
182 | ecmd->duplex = DUPLEX_FULL; | |
183 | else | |
184 | ecmd->duplex = DUPLEX_HALF; | |
185 | } | |
bc7f75fa AK |
186 | } |
187 | ||
70739497 | 188 | ethtool_cmd_speed_set(ecmd, speed); |
318a94d6 | 189 | ecmd->autoneg = ((hw->phy.media_type == e1000_media_type_fiber) || |
bc7f75fa | 190 | hw->mac.autoneg) ? AUTONEG_ENABLE : AUTONEG_DISABLE; |
18760f1e CL |
191 | |
192 | /* MDI-X => 2; MDI =>1; Invalid =>0 */ | |
193 | if ((hw->phy.media_type == e1000_media_type_copper) && | |
0c6bdb30 | 194 | netif_carrier_ok(netdev)) |
18760f1e CL |
195 | ecmd->eth_tp_mdix = hw->phy.is_mdix ? ETH_TP_MDI_X : |
196 | ETH_TP_MDI; | |
197 | else | |
198 | ecmd->eth_tp_mdix = ETH_TP_MDI_INVALID; | |
199 | ||
bc7f75fa AK |
200 | return 0; |
201 | } | |
202 | ||
14ad2513 | 203 | static int e1000_set_spd_dplx(struct e1000_adapter *adapter, u32 spd, u8 dplx) |
bc7f75fa AK |
204 | { |
205 | struct e1000_mac_info *mac = &adapter->hw.mac; | |
206 | ||
207 | mac->autoneg = 0; | |
208 | ||
14ad2513 DD |
209 | /* Make sure dplx is at most 1 bit and lsb of speed is not set |
210 | * for the switch() below to work */ | |
211 | if ((spd & 1) || (dplx & ~1)) | |
212 | goto err_inval; | |
213 | ||
bc7f75fa | 214 | /* Fiber NICs only allow 1000 gbps Full duplex */ |
318a94d6 | 215 | if ((adapter->hw.phy.media_type == e1000_media_type_fiber) && |
14ad2513 DD |
216 | spd != SPEED_1000 && |
217 | dplx != DUPLEX_FULL) { | |
218 | goto err_inval; | |
bc7f75fa AK |
219 | } |
220 | ||
14ad2513 | 221 | switch (spd + dplx) { |
bc7f75fa AK |
222 | case SPEED_10 + DUPLEX_HALF: |
223 | mac->forced_speed_duplex = ADVERTISE_10_HALF; | |
224 | break; | |
225 | case SPEED_10 + DUPLEX_FULL: | |
226 | mac->forced_speed_duplex = ADVERTISE_10_FULL; | |
227 | break; | |
228 | case SPEED_100 + DUPLEX_HALF: | |
229 | mac->forced_speed_duplex = ADVERTISE_100_HALF; | |
230 | break; | |
231 | case SPEED_100 + DUPLEX_FULL: | |
232 | mac->forced_speed_duplex = ADVERTISE_100_FULL; | |
233 | break; | |
234 | case SPEED_1000 + DUPLEX_FULL: | |
235 | mac->autoneg = 1; | |
236 | adapter->hw.phy.autoneg_advertised = ADVERTISE_1000_FULL; | |
237 | break; | |
238 | case SPEED_1000 + DUPLEX_HALF: /* not supported */ | |
239 | default: | |
14ad2513 | 240 | goto err_inval; |
bc7f75fa AK |
241 | } |
242 | return 0; | |
14ad2513 DD |
243 | |
244 | err_inval: | |
245 | e_err("Unsupported Speed/Duplex configuration\n"); | |
246 | return -EINVAL; | |
bc7f75fa AK |
247 | } |
248 | ||
249 | static int e1000_set_settings(struct net_device *netdev, | |
250 | struct ethtool_cmd *ecmd) | |
251 | { | |
252 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
253 | struct e1000_hw *hw = &adapter->hw; | |
254 | ||
ad68076e BA |
255 | /* |
256 | * When SoL/IDER sessions are active, autoneg/speed/duplex | |
257 | * cannot be changed | |
258 | */ | |
bc7f75fa | 259 | if (e1000_check_reset_block(hw)) { |
44defeb3 JK |
260 | e_err("Cannot change link characteristics when SoL/IDER is " |
261 | "active.\n"); | |
bc7f75fa AK |
262 | return -EINVAL; |
263 | } | |
264 | ||
265 | while (test_and_set_bit(__E1000_RESETTING, &adapter->state)) | |
1bba4386 | 266 | usleep_range(1000, 2000); |
bc7f75fa AK |
267 | |
268 | if (ecmd->autoneg == AUTONEG_ENABLE) { | |
269 | hw->mac.autoneg = 1; | |
318a94d6 | 270 | if (hw->phy.media_type == e1000_media_type_fiber) |
bc7f75fa AK |
271 | hw->phy.autoneg_advertised = ADVERTISED_1000baseT_Full | |
272 | ADVERTISED_FIBRE | | |
273 | ADVERTISED_Autoneg; | |
274 | else | |
275 | hw->phy.autoneg_advertised = ecmd->advertising | | |
276 | ADVERTISED_TP | | |
277 | ADVERTISED_Autoneg; | |
278 | ecmd->advertising = hw->phy.autoneg_advertised; | |
318a94d6 | 279 | if (adapter->fc_autoneg) |
5c48ef3e | 280 | hw->fc.requested_mode = e1000_fc_default; |
bc7f75fa | 281 | } else { |
25db0338 | 282 | u32 speed = ethtool_cmd_speed(ecmd); |
14ad2513 | 283 | if (e1000_set_spd_dplx(adapter, speed, ecmd->duplex)) { |
bc7f75fa AK |
284 | clear_bit(__E1000_RESETTING, &adapter->state); |
285 | return -EINVAL; | |
286 | } | |
287 | } | |
288 | ||
289 | /* reset the link */ | |
290 | ||
291 | if (netif_running(adapter->netdev)) { | |
292 | e1000e_down(adapter); | |
293 | e1000e_up(adapter); | |
294 | } else { | |
295 | e1000e_reset(adapter); | |
296 | } | |
297 | ||
298 | clear_bit(__E1000_RESETTING, &adapter->state); | |
299 | return 0; | |
300 | } | |
301 | ||
302 | static void e1000_get_pauseparam(struct net_device *netdev, | |
303 | struct ethtool_pauseparam *pause) | |
304 | { | |
305 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
306 | struct e1000_hw *hw = &adapter->hw; | |
307 | ||
308 | pause->autoneg = | |
309 | (adapter->fc_autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE); | |
310 | ||
5c48ef3e | 311 | if (hw->fc.current_mode == e1000_fc_rx_pause) { |
bc7f75fa | 312 | pause->rx_pause = 1; |
5c48ef3e | 313 | } else if (hw->fc.current_mode == e1000_fc_tx_pause) { |
bc7f75fa | 314 | pause->tx_pause = 1; |
5c48ef3e | 315 | } else if (hw->fc.current_mode == e1000_fc_full) { |
bc7f75fa AK |
316 | pause->rx_pause = 1; |
317 | pause->tx_pause = 1; | |
318 | } | |
319 | } | |
320 | ||
321 | static int e1000_set_pauseparam(struct net_device *netdev, | |
322 | struct ethtool_pauseparam *pause) | |
323 | { | |
324 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
325 | struct e1000_hw *hw = &adapter->hw; | |
326 | int retval = 0; | |
327 | ||
328 | adapter->fc_autoneg = pause->autoneg; | |
329 | ||
330 | while (test_and_set_bit(__E1000_RESETTING, &adapter->state)) | |
1bba4386 | 331 | usleep_range(1000, 2000); |
bc7f75fa | 332 | |
bc7f75fa | 333 | if (adapter->fc_autoneg == AUTONEG_ENABLE) { |
5c48ef3e | 334 | hw->fc.requested_mode = e1000_fc_default; |
bc7f75fa AK |
335 | if (netif_running(adapter->netdev)) { |
336 | e1000e_down(adapter); | |
337 | e1000e_up(adapter); | |
338 | } else { | |
339 | e1000e_reset(adapter); | |
340 | } | |
341 | } else { | |
5c48ef3e BA |
342 | if (pause->rx_pause && pause->tx_pause) |
343 | hw->fc.requested_mode = e1000_fc_full; | |
344 | else if (pause->rx_pause && !pause->tx_pause) | |
345 | hw->fc.requested_mode = e1000_fc_rx_pause; | |
346 | else if (!pause->rx_pause && pause->tx_pause) | |
347 | hw->fc.requested_mode = e1000_fc_tx_pause; | |
348 | else if (!pause->rx_pause && !pause->tx_pause) | |
349 | hw->fc.requested_mode = e1000_fc_none; | |
350 | ||
351 | hw->fc.current_mode = hw->fc.requested_mode; | |
352 | ||
945eb313 BA |
353 | if (hw->phy.media_type == e1000_media_type_fiber) { |
354 | retval = hw->mac.ops.setup_link(hw); | |
355 | /* implicit goto out */ | |
356 | } else { | |
357 | retval = e1000e_force_mac_fc(hw); | |
358 | if (retval) | |
359 | goto out; | |
360 | e1000e_set_fc_watermarks(hw); | |
361 | } | |
bc7f75fa AK |
362 | } |
363 | ||
945eb313 | 364 | out: |
bc7f75fa AK |
365 | clear_bit(__E1000_RESETTING, &adapter->state); |
366 | return retval; | |
367 | } | |
368 | ||
369 | static u32 e1000_get_rx_csum(struct net_device *netdev) | |
370 | { | |
371 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
807540ba | 372 | return adapter->flags & FLAG_RX_CSUM_ENABLED; |
bc7f75fa AK |
373 | } |
374 | ||
375 | static int e1000_set_rx_csum(struct net_device *netdev, u32 data) | |
376 | { | |
377 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
378 | ||
379 | if (data) | |
380 | adapter->flags |= FLAG_RX_CSUM_ENABLED; | |
381 | else | |
382 | adapter->flags &= ~FLAG_RX_CSUM_ENABLED; | |
383 | ||
384 | if (netif_running(netdev)) | |
385 | e1000e_reinit_locked(adapter); | |
386 | else | |
387 | e1000e_reset(adapter); | |
388 | return 0; | |
389 | } | |
390 | ||
391 | static u32 e1000_get_tx_csum(struct net_device *netdev) | |
392 | { | |
807540ba | 393 | return (netdev->features & NETIF_F_HW_CSUM) != 0; |
bc7f75fa AK |
394 | } |
395 | ||
396 | static int e1000_set_tx_csum(struct net_device *netdev, u32 data) | |
397 | { | |
398 | if (data) | |
399 | netdev->features |= NETIF_F_HW_CSUM; | |
400 | else | |
401 | netdev->features &= ~NETIF_F_HW_CSUM; | |
402 | ||
403 | return 0; | |
404 | } | |
405 | ||
406 | static int e1000_set_tso(struct net_device *netdev, u32 data) | |
407 | { | |
408 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
409 | ||
410 | if (data) { | |
411 | netdev->features |= NETIF_F_TSO; | |
412 | netdev->features |= NETIF_F_TSO6; | |
413 | } else { | |
414 | netdev->features &= ~NETIF_F_TSO; | |
415 | netdev->features &= ~NETIF_F_TSO6; | |
416 | } | |
417 | ||
bc7f75fa AK |
418 | adapter->flags |= FLAG_TSO_FORCE; |
419 | return 0; | |
420 | } | |
421 | ||
422 | static u32 e1000_get_msglevel(struct net_device *netdev) | |
423 | { | |
424 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
425 | return adapter->msg_enable; | |
426 | } | |
427 | ||
428 | static void e1000_set_msglevel(struct net_device *netdev, u32 data) | |
429 | { | |
430 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
431 | adapter->msg_enable = data; | |
432 | } | |
433 | ||
434 | static int e1000_get_regs_len(struct net_device *netdev) | |
435 | { | |
436 | #define E1000_REGS_LEN 32 /* overestimate */ | |
437 | return E1000_REGS_LEN * sizeof(u32); | |
438 | } | |
439 | ||
440 | static void e1000_get_regs(struct net_device *netdev, | |
441 | struct ethtool_regs *regs, void *p) | |
442 | { | |
443 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
444 | struct e1000_hw *hw = &adapter->hw; | |
445 | u32 *regs_buff = p; | |
446 | u16 phy_data; | |
bc7f75fa AK |
447 | |
448 | memset(p, 0, E1000_REGS_LEN * sizeof(u32)); | |
449 | ||
ff938e43 SS |
450 | regs->version = (1 << 24) | (adapter->pdev->revision << 16) | |
451 | adapter->pdev->device; | |
bc7f75fa AK |
452 | |
453 | regs_buff[0] = er32(CTRL); | |
454 | regs_buff[1] = er32(STATUS); | |
455 | ||
456 | regs_buff[2] = er32(RCTL); | |
457 | regs_buff[3] = er32(RDLEN); | |
458 | regs_buff[4] = er32(RDH); | |
459 | regs_buff[5] = er32(RDT); | |
460 | regs_buff[6] = er32(RDTR); | |
461 | ||
462 | regs_buff[7] = er32(TCTL); | |
463 | regs_buff[8] = er32(TDLEN); | |
464 | regs_buff[9] = er32(TDH); | |
465 | regs_buff[10] = er32(TDT); | |
466 | regs_buff[11] = er32(TIDV); | |
467 | ||
468 | regs_buff[12] = adapter->hw.phy.type; /* PHY type (IGP=1, M88=0) */ | |
23033fad JB |
469 | |
470 | /* ethtool doesn't use anything past this point, so all this | |
471 | * code is likely legacy junk for apps that may or may not | |
472 | * exist */ | |
bc7f75fa AK |
473 | if (hw->phy.type == e1000_phy_m88) { |
474 | e1e_rphy(hw, M88E1000_PHY_SPEC_STATUS, &phy_data); | |
475 | regs_buff[13] = (u32)phy_data; /* cable length */ | |
476 | regs_buff[14] = 0; /* Dummy (to align w/ IGP phy reg dump) */ | |
477 | regs_buff[15] = 0; /* Dummy (to align w/ IGP phy reg dump) */ | |
478 | regs_buff[16] = 0; /* Dummy (to align w/ IGP phy reg dump) */ | |
479 | e1e_rphy(hw, M88E1000_PHY_SPEC_CTRL, &phy_data); | |
480 | regs_buff[17] = (u32)phy_data; /* extended 10bt distance */ | |
481 | regs_buff[18] = regs_buff[13]; /* cable polarity */ | |
482 | regs_buff[19] = 0; /* Dummy (to align w/ IGP phy reg dump) */ | |
483 | regs_buff[20] = regs_buff[17]; /* polarity correction */ | |
484 | /* phy receive errors */ | |
485 | regs_buff[22] = adapter->phy_stats.receive_errors; | |
486 | regs_buff[23] = regs_buff[13]; /* mdix mode */ | |
487 | } | |
23033fad | 488 | regs_buff[21] = 0; /* was idle_errors */ |
bc7f75fa AK |
489 | e1e_rphy(hw, PHY_1000T_STATUS, &phy_data); |
490 | regs_buff[24] = (u32)phy_data; /* phy local receiver status */ | |
491 | regs_buff[25] = regs_buff[24]; /* phy remote receiver status */ | |
492 | } | |
493 | ||
494 | static int e1000_get_eeprom_len(struct net_device *netdev) | |
495 | { | |
496 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
497 | return adapter->hw.nvm.word_size * 2; | |
498 | } | |
499 | ||
500 | static int e1000_get_eeprom(struct net_device *netdev, | |
501 | struct ethtool_eeprom *eeprom, u8 *bytes) | |
502 | { | |
503 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
504 | struct e1000_hw *hw = &adapter->hw; | |
505 | u16 *eeprom_buff; | |
506 | int first_word; | |
507 | int last_word; | |
508 | int ret_val = 0; | |
509 | u16 i; | |
510 | ||
511 | if (eeprom->len == 0) | |
512 | return -EINVAL; | |
513 | ||
514 | eeprom->magic = adapter->pdev->vendor | (adapter->pdev->device << 16); | |
515 | ||
516 | first_word = eeprom->offset >> 1; | |
517 | last_word = (eeprom->offset + eeprom->len - 1) >> 1; | |
518 | ||
519 | eeprom_buff = kmalloc(sizeof(u16) * | |
520 | (last_word - first_word + 1), GFP_KERNEL); | |
521 | if (!eeprom_buff) | |
522 | return -ENOMEM; | |
523 | ||
524 | if (hw->nvm.type == e1000_nvm_eeprom_spi) { | |
525 | ret_val = e1000_read_nvm(hw, first_word, | |
526 | last_word - first_word + 1, | |
527 | eeprom_buff); | |
528 | } else { | |
529 | for (i = 0; i < last_word - first_word + 1; i++) { | |
530 | ret_val = e1000_read_nvm(hw, first_word + i, 1, | |
531 | &eeprom_buff[i]); | |
e243455d | 532 | if (ret_val) |
bc7f75fa AK |
533 | break; |
534 | } | |
535 | } | |
536 | ||
e243455d BA |
537 | if (ret_val) { |
538 | /* a read error occurred, throw away the result */ | |
8528b016 RK |
539 | memset(eeprom_buff, 0xff, sizeof(u16) * |
540 | (last_word - first_word + 1)); | |
e243455d BA |
541 | } else { |
542 | /* Device's eeprom is always little-endian, word addressable */ | |
543 | for (i = 0; i < last_word - first_word + 1; i++) | |
544 | le16_to_cpus(&eeprom_buff[i]); | |
545 | } | |
bc7f75fa AK |
546 | |
547 | memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len); | |
548 | kfree(eeprom_buff); | |
549 | ||
550 | return ret_val; | |
551 | } | |
552 | ||
553 | static int e1000_set_eeprom(struct net_device *netdev, | |
554 | struct ethtool_eeprom *eeprom, u8 *bytes) | |
555 | { | |
556 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
557 | struct e1000_hw *hw = &adapter->hw; | |
558 | u16 *eeprom_buff; | |
559 | void *ptr; | |
560 | int max_len; | |
561 | int first_word; | |
562 | int last_word; | |
563 | int ret_val = 0; | |
564 | u16 i; | |
565 | ||
566 | if (eeprom->len == 0) | |
567 | return -EOPNOTSUPP; | |
568 | ||
569 | if (eeprom->magic != (adapter->pdev->vendor | (adapter->pdev->device << 16))) | |
570 | return -EFAULT; | |
571 | ||
4a770358 BA |
572 | if (adapter->flags & FLAG_READ_ONLY_NVM) |
573 | return -EINVAL; | |
574 | ||
bc7f75fa AK |
575 | max_len = hw->nvm.word_size * 2; |
576 | ||
577 | first_word = eeprom->offset >> 1; | |
578 | last_word = (eeprom->offset + eeprom->len - 1) >> 1; | |
579 | eeprom_buff = kmalloc(max_len, GFP_KERNEL); | |
580 | if (!eeprom_buff) | |
581 | return -ENOMEM; | |
582 | ||
583 | ptr = (void *)eeprom_buff; | |
584 | ||
585 | if (eeprom->offset & 1) { | |
586 | /* need read/modify/write of first changed EEPROM word */ | |
587 | /* only the second byte of the word is being modified */ | |
588 | ret_val = e1000_read_nvm(hw, first_word, 1, &eeprom_buff[0]); | |
589 | ptr++; | |
590 | } | |
591 | if (((eeprom->offset + eeprom->len) & 1) && (ret_val == 0)) | |
592 | /* need read/modify/write of last changed EEPROM word */ | |
593 | /* only the first byte of the word is being modified */ | |
594 | ret_val = e1000_read_nvm(hw, last_word, 1, | |
595 | &eeprom_buff[last_word - first_word]); | |
596 | ||
e243455d BA |
597 | if (ret_val) |
598 | goto out; | |
599 | ||
bc7f75fa AK |
600 | /* Device's eeprom is always little-endian, word addressable */ |
601 | for (i = 0; i < last_word - first_word + 1; i++) | |
602 | le16_to_cpus(&eeprom_buff[i]); | |
603 | ||
604 | memcpy(ptr, bytes, eeprom->len); | |
605 | ||
606 | for (i = 0; i < last_word - first_word + 1; i++) | |
607 | eeprom_buff[i] = cpu_to_le16(eeprom_buff[i]); | |
608 | ||
609 | ret_val = e1000_write_nvm(hw, first_word, | |
610 | last_word - first_word + 1, eeprom_buff); | |
611 | ||
e243455d BA |
612 | if (ret_val) |
613 | goto out; | |
614 | ||
ad68076e BA |
615 | /* |
616 | * Update the checksum over the first part of the EEPROM if needed | |
e243455d | 617 | * and flush shadow RAM for applicable controllers |
ad68076e | 618 | */ |
e243455d | 619 | if ((first_word <= NVM_CHECKSUM_REG) || |
f89271dd BA |
620 | (hw->mac.type == e1000_82583) || |
621 | (hw->mac.type == e1000_82574) || | |
622 | (hw->mac.type == e1000_82573)) | |
e243455d | 623 | ret_val = e1000e_update_nvm_checksum(hw); |
bc7f75fa | 624 | |
e243455d | 625 | out: |
bc7f75fa AK |
626 | kfree(eeprom_buff); |
627 | return ret_val; | |
628 | } | |
629 | ||
630 | static void e1000_get_drvinfo(struct net_device *netdev, | |
631 | struct ethtool_drvinfo *drvinfo) | |
632 | { | |
633 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
634 | char firmware_version[32]; | |
bc7f75fa | 635 | |
e0dc4f12 BA |
636 | strncpy(drvinfo->driver, e1000e_driver_name, |
637 | sizeof(drvinfo->driver) - 1); | |
638 | strncpy(drvinfo->version, e1000e_driver_version, | |
639 | sizeof(drvinfo->version) - 1); | |
bc7f75fa | 640 | |
ad68076e BA |
641 | /* |
642 | * EEPROM image version # is reported as firmware version # for | |
643 | * PCI-E controllers | |
644 | */ | |
e0dc4f12 | 645 | snprintf(firmware_version, sizeof(firmware_version), "%d.%d-%d", |
84527590 BA |
646 | (adapter->eeprom_vers & 0xF000) >> 12, |
647 | (adapter->eeprom_vers & 0x0FF0) >> 4, | |
648 | (adapter->eeprom_vers & 0x000F)); | |
bc7f75fa | 649 | |
e0dc4f12 BA |
650 | strncpy(drvinfo->fw_version, firmware_version, |
651 | sizeof(drvinfo->fw_version) - 1); | |
652 | strncpy(drvinfo->bus_info, pci_name(adapter->pdev), | |
653 | sizeof(drvinfo->bus_info) - 1); | |
bc7f75fa AK |
654 | drvinfo->regdump_len = e1000_get_regs_len(netdev); |
655 | drvinfo->eedump_len = e1000_get_eeprom_len(netdev); | |
656 | } | |
657 | ||
658 | static void e1000_get_ringparam(struct net_device *netdev, | |
659 | struct ethtool_ringparam *ring) | |
660 | { | |
661 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
662 | struct e1000_ring *tx_ring = adapter->tx_ring; | |
663 | struct e1000_ring *rx_ring = adapter->rx_ring; | |
664 | ||
665 | ring->rx_max_pending = E1000_MAX_RXD; | |
666 | ring->tx_max_pending = E1000_MAX_TXD; | |
667 | ring->rx_mini_max_pending = 0; | |
668 | ring->rx_jumbo_max_pending = 0; | |
669 | ring->rx_pending = rx_ring->count; | |
670 | ring->tx_pending = tx_ring->count; | |
671 | ring->rx_mini_pending = 0; | |
672 | ring->rx_jumbo_pending = 0; | |
673 | } | |
674 | ||
675 | static int e1000_set_ringparam(struct net_device *netdev, | |
676 | struct ethtool_ringparam *ring) | |
677 | { | |
678 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
679 | struct e1000_ring *tx_ring, *tx_old; | |
680 | struct e1000_ring *rx_ring, *rx_old; | |
681 | int err; | |
682 | ||
683 | if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) | |
684 | return -EINVAL; | |
685 | ||
686 | while (test_and_set_bit(__E1000_RESETTING, &adapter->state)) | |
1bba4386 | 687 | usleep_range(1000, 2000); |
bc7f75fa AK |
688 | |
689 | if (netif_running(adapter->netdev)) | |
690 | e1000e_down(adapter); | |
691 | ||
692 | tx_old = adapter->tx_ring; | |
693 | rx_old = adapter->rx_ring; | |
694 | ||
695 | err = -ENOMEM; | |
05b93214 | 696 | tx_ring = kmemdup(tx_old, sizeof(struct e1000_ring), GFP_KERNEL); |
bc7f75fa AK |
697 | if (!tx_ring) |
698 | goto err_alloc_tx; | |
699 | ||
05b93214 | 700 | rx_ring = kmemdup(rx_old, sizeof(struct e1000_ring), GFP_KERNEL); |
bc7f75fa AK |
701 | if (!rx_ring) |
702 | goto err_alloc_rx; | |
703 | ||
704 | adapter->tx_ring = tx_ring; | |
705 | adapter->rx_ring = rx_ring; | |
706 | ||
707 | rx_ring->count = max(ring->rx_pending, (u32)E1000_MIN_RXD); | |
708 | rx_ring->count = min(rx_ring->count, (u32)(E1000_MAX_RXD)); | |
709 | rx_ring->count = ALIGN(rx_ring->count, REQ_RX_DESCRIPTOR_MULTIPLE); | |
710 | ||
711 | tx_ring->count = max(ring->tx_pending, (u32)E1000_MIN_TXD); | |
712 | tx_ring->count = min(tx_ring->count, (u32)(E1000_MAX_TXD)); | |
713 | tx_ring->count = ALIGN(tx_ring->count, REQ_TX_DESCRIPTOR_MULTIPLE); | |
714 | ||
715 | if (netif_running(adapter->netdev)) { | |
716 | /* Try to get new resources before deleting old */ | |
717 | err = e1000e_setup_rx_resources(adapter); | |
718 | if (err) | |
719 | goto err_setup_rx; | |
720 | err = e1000e_setup_tx_resources(adapter); | |
721 | if (err) | |
722 | goto err_setup_tx; | |
723 | ||
ad68076e BA |
724 | /* |
725 | * restore the old in order to free it, | |
726 | * then add in the new | |
727 | */ | |
bc7f75fa AK |
728 | adapter->rx_ring = rx_old; |
729 | adapter->tx_ring = tx_old; | |
730 | e1000e_free_rx_resources(adapter); | |
731 | e1000e_free_tx_resources(adapter); | |
732 | kfree(tx_old); | |
733 | kfree(rx_old); | |
734 | adapter->rx_ring = rx_ring; | |
735 | adapter->tx_ring = tx_ring; | |
736 | err = e1000e_up(adapter); | |
737 | if (err) | |
738 | goto err_setup; | |
739 | } | |
740 | ||
741 | clear_bit(__E1000_RESETTING, &adapter->state); | |
742 | return 0; | |
743 | err_setup_tx: | |
744 | e1000e_free_rx_resources(adapter); | |
745 | err_setup_rx: | |
746 | adapter->rx_ring = rx_old; | |
747 | adapter->tx_ring = tx_old; | |
748 | kfree(rx_ring); | |
749 | err_alloc_rx: | |
750 | kfree(tx_ring); | |
751 | err_alloc_tx: | |
752 | e1000e_up(adapter); | |
753 | err_setup: | |
754 | clear_bit(__E1000_RESETTING, &adapter->state); | |
755 | return err; | |
756 | } | |
757 | ||
cef8c793 BA |
758 | static bool reg_pattern_test(struct e1000_adapter *adapter, u64 *data, |
759 | int reg, int offset, u32 mask, u32 write) | |
2a887191 | 760 | { |
cef8c793 | 761 | u32 pat, val; |
6480641e BA |
762 | static const u32 test[] = { |
763 | 0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; | |
cef8c793 | 764 | for (pat = 0; pat < ARRAY_SIZE(test); pat++) { |
2a887191 | 765 | E1000_WRITE_REG_ARRAY(&adapter->hw, reg, offset, |
cef8c793 BA |
766 | (test[pat] & write)); |
767 | val = E1000_READ_REG_ARRAY(&adapter->hw, reg, offset); | |
768 | if (val != (test[pat] & write & mask)) { | |
44defeb3 JK |
769 | e_err("pattern test reg %04X failed: got 0x%08X " |
770 | "expected 0x%08X\n", reg + offset, val, | |
771 | (test[pat] & write & mask)); | |
2a887191 | 772 | *data = reg; |
cef8c793 | 773 | return 1; |
2a887191 JP |
774 | } |
775 | } | |
cef8c793 | 776 | return 0; |
bc7f75fa AK |
777 | } |
778 | ||
2a887191 JP |
779 | static bool reg_set_and_check(struct e1000_adapter *adapter, u64 *data, |
780 | int reg, u32 mask, u32 write) | |
781 | { | |
cef8c793 | 782 | u32 val; |
2a887191 | 783 | __ew32(&adapter->hw, reg, write & mask); |
cef8c793 BA |
784 | val = __er32(&adapter->hw, reg); |
785 | if ((write & mask) != (val & mask)) { | |
44defeb3 JK |
786 | e_err("set/check reg %04X test failed: got 0x%08X " |
787 | "expected 0x%08X\n", reg, (val & mask), (write & mask)); | |
2a887191 | 788 | *data = reg; |
cef8c793 | 789 | return 1; |
2a887191 | 790 | } |
cef8c793 | 791 | return 0; |
bc7f75fa | 792 | } |
cef8c793 BA |
793 | #define REG_PATTERN_TEST_ARRAY(reg, offset, mask, write) \ |
794 | do { \ | |
795 | if (reg_pattern_test(adapter, data, reg, offset, mask, write)) \ | |
796 | return 1; \ | |
2a887191 | 797 | } while (0) |
cef8c793 BA |
798 | #define REG_PATTERN_TEST(reg, mask, write) \ |
799 | REG_PATTERN_TEST_ARRAY(reg, 0, mask, write) | |
2a887191 | 800 | |
cef8c793 BA |
801 | #define REG_SET_AND_CHECK(reg, mask, write) \ |
802 | do { \ | |
803 | if (reg_set_and_check(adapter, data, reg, mask, write)) \ | |
804 | return 1; \ | |
2a887191 JP |
805 | } while (0) |
806 | ||
bc7f75fa AK |
807 | static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data) |
808 | { | |
809 | struct e1000_hw *hw = &adapter->hw; | |
810 | struct e1000_mac_info *mac = &adapter->hw.mac; | |
bc7f75fa AK |
811 | u32 value; |
812 | u32 before; | |
813 | u32 after; | |
814 | u32 i; | |
815 | u32 toggle; | |
a4f58f54 | 816 | u32 mask; |
bc7f75fa | 817 | |
ad68076e BA |
818 | /* |
819 | * The status register is Read Only, so a write should fail. | |
bc7f75fa AK |
820 | * Some bits that get toggled are ignored. |
821 | */ | |
822 | switch (mac->type) { | |
823 | /* there are several bits on newer hardware that are r/w */ | |
824 | case e1000_82571: | |
825 | case e1000_82572: | |
826 | case e1000_80003es2lan: | |
827 | toggle = 0x7FFFF3FF; | |
828 | break; | |
a4f58f54 | 829 | default: |
bc7f75fa AK |
830 | toggle = 0x7FFFF033; |
831 | break; | |
bc7f75fa AK |
832 | } |
833 | ||
834 | before = er32(STATUS); | |
835 | value = (er32(STATUS) & toggle); | |
836 | ew32(STATUS, toggle); | |
837 | after = er32(STATUS) & toggle; | |
838 | if (value != after) { | |
44defeb3 JK |
839 | e_err("failed STATUS register test got: 0x%08X expected: " |
840 | "0x%08X\n", after, value); | |
bc7f75fa AK |
841 | *data = 1; |
842 | return 1; | |
843 | } | |
844 | /* restore previous status */ | |
845 | ew32(STATUS, before); | |
846 | ||
97ac8cae | 847 | if (!(adapter->flags & FLAG_IS_ICH)) { |
bc7f75fa AK |
848 | REG_PATTERN_TEST(E1000_FCAL, 0xFFFFFFFF, 0xFFFFFFFF); |
849 | REG_PATTERN_TEST(E1000_FCAH, 0x0000FFFF, 0xFFFFFFFF); | |
850 | REG_PATTERN_TEST(E1000_FCT, 0x0000FFFF, 0xFFFFFFFF); | |
851 | REG_PATTERN_TEST(E1000_VET, 0x0000FFFF, 0xFFFFFFFF); | |
852 | } | |
853 | ||
854 | REG_PATTERN_TEST(E1000_RDTR, 0x0000FFFF, 0xFFFFFFFF); | |
855 | REG_PATTERN_TEST(E1000_RDBAH, 0xFFFFFFFF, 0xFFFFFFFF); | |
856 | REG_PATTERN_TEST(E1000_RDLEN, 0x000FFF80, 0x000FFFFF); | |
857 | REG_PATTERN_TEST(E1000_RDH, 0x0000FFFF, 0x0000FFFF); | |
858 | REG_PATTERN_TEST(E1000_RDT, 0x0000FFFF, 0x0000FFFF); | |
859 | REG_PATTERN_TEST(E1000_FCRTH, 0x0000FFF8, 0x0000FFF8); | |
860 | REG_PATTERN_TEST(E1000_FCTTV, 0x0000FFFF, 0x0000FFFF); | |
861 | REG_PATTERN_TEST(E1000_TIPG, 0x3FFFFFFF, 0x3FFFFFFF); | |
862 | REG_PATTERN_TEST(E1000_TDBAH, 0xFFFFFFFF, 0xFFFFFFFF); | |
863 | REG_PATTERN_TEST(E1000_TDLEN, 0x000FFF80, 0x000FFFFF); | |
864 | ||
865 | REG_SET_AND_CHECK(E1000_RCTL, 0xFFFFFFFF, 0x00000000); | |
866 | ||
97ac8cae | 867 | before = ((adapter->flags & FLAG_IS_ICH) ? 0x06C3B33E : 0x06DFB3FE); |
bc7f75fa AK |
868 | REG_SET_AND_CHECK(E1000_RCTL, before, 0x003FFFFB); |
869 | REG_SET_AND_CHECK(E1000_TCTL, 0xFFFFFFFF, 0x00000000); | |
870 | ||
8658251d AK |
871 | REG_SET_AND_CHECK(E1000_RCTL, before, 0xFFFFFFFF); |
872 | REG_PATTERN_TEST(E1000_RDBAL, 0xFFFFFFF0, 0xFFFFFFFF); | |
97ac8cae | 873 | if (!(adapter->flags & FLAG_IS_ICH)) |
8658251d AK |
874 | REG_PATTERN_TEST(E1000_TXCW, 0xC000FFFF, 0x0000FFFF); |
875 | REG_PATTERN_TEST(E1000_TDBAL, 0xFFFFFFF0, 0xFFFFFFFF); | |
876 | REG_PATTERN_TEST(E1000_TIDV, 0x0000FFFF, 0x0000FFFF); | |
a4f58f54 BA |
877 | mask = 0x8003FFFF; |
878 | switch (mac->type) { | |
879 | case e1000_ich10lan: | |
880 | case e1000_pchlan: | |
d3738bb8 | 881 | case e1000_pch2lan: |
a4f58f54 BA |
882 | mask |= (1 << 18); |
883 | break; | |
884 | default: | |
885 | break; | |
886 | } | |
8658251d AK |
887 | for (i = 0; i < mac->rar_entry_count; i++) |
888 | REG_PATTERN_TEST_ARRAY(E1000_RA, ((i << 1) + 1), | |
a4f58f54 | 889 | mask, 0xFFFFFFFF); |
bc7f75fa AK |
890 | |
891 | for (i = 0; i < mac->mta_reg_count; i++) | |
892 | REG_PATTERN_TEST_ARRAY(E1000_MTA, i, 0xFFFFFFFF, 0xFFFFFFFF); | |
893 | ||
894 | *data = 0; | |
895 | return 0; | |
896 | } | |
897 | ||
898 | static int e1000_eeprom_test(struct e1000_adapter *adapter, u64 *data) | |
899 | { | |
900 | u16 temp; | |
901 | u16 checksum = 0; | |
902 | u16 i; | |
903 | ||
904 | *data = 0; | |
905 | /* Read and add up the contents of the EEPROM */ | |
906 | for (i = 0; i < (NVM_CHECKSUM_REG + 1); i++) { | |
907 | if ((e1000_read_nvm(&adapter->hw, i, 1, &temp)) < 0) { | |
908 | *data = 1; | |
e243455d | 909 | return *data; |
bc7f75fa AK |
910 | } |
911 | checksum += temp; | |
912 | } | |
913 | ||
914 | /* If Checksum is not Correct return error else test passed */ | |
915 | if ((checksum != (u16) NVM_SUM) && !(*data)) | |
916 | *data = 2; | |
917 | ||
918 | return *data; | |
919 | } | |
920 | ||
921 | static irqreturn_t e1000_test_intr(int irq, void *data) | |
922 | { | |
923 | struct net_device *netdev = (struct net_device *) data; | |
924 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
925 | struct e1000_hw *hw = &adapter->hw; | |
926 | ||
927 | adapter->test_icr |= er32(ICR); | |
928 | ||
929 | return IRQ_HANDLED; | |
930 | } | |
931 | ||
932 | static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data) | |
933 | { | |
934 | struct net_device *netdev = adapter->netdev; | |
935 | struct e1000_hw *hw = &adapter->hw; | |
936 | u32 mask; | |
937 | u32 shared_int = 1; | |
938 | u32 irq = adapter->pdev->irq; | |
939 | int i; | |
4662e82b BA |
940 | int ret_val = 0; |
941 | int int_mode = E1000E_INT_MODE_LEGACY; | |
bc7f75fa AK |
942 | |
943 | *data = 0; | |
944 | ||
4662e82b BA |
945 | /* NOTE: we don't test MSI/MSI-X interrupts here, yet */ |
946 | if (adapter->int_mode == E1000E_INT_MODE_MSIX) { | |
947 | int_mode = adapter->int_mode; | |
948 | e1000e_reset_interrupt_capability(adapter); | |
949 | adapter->int_mode = E1000E_INT_MODE_LEGACY; | |
950 | e1000e_set_interrupt_capability(adapter); | |
951 | } | |
bc7f75fa | 952 | /* Hook up test interrupt handler just for this test */ |
a0607fd3 | 953 | if (!request_irq(irq, e1000_test_intr, IRQF_PROBE_SHARED, netdev->name, |
bc7f75fa AK |
954 | netdev)) { |
955 | shared_int = 0; | |
a0607fd3 | 956 | } else if (request_irq(irq, e1000_test_intr, IRQF_SHARED, |
bc7f75fa AK |
957 | netdev->name, netdev)) { |
958 | *data = 1; | |
4662e82b BA |
959 | ret_val = -1; |
960 | goto out; | |
bc7f75fa | 961 | } |
44defeb3 | 962 | e_info("testing %s interrupt\n", (shared_int ? "shared" : "unshared")); |
bc7f75fa AK |
963 | |
964 | /* Disable all the interrupts */ | |
965 | ew32(IMC, 0xFFFFFFFF); | |
1bba4386 | 966 | usleep_range(10000, 20000); |
bc7f75fa AK |
967 | |
968 | /* Test each interrupt */ | |
969 | for (i = 0; i < 10; i++) { | |
bc7f75fa AK |
970 | /* Interrupt to test */ |
971 | mask = 1 << i; | |
972 | ||
f4187b56 BA |
973 | if (adapter->flags & FLAG_IS_ICH) { |
974 | switch (mask) { | |
975 | case E1000_ICR_RXSEQ: | |
976 | continue; | |
977 | case 0x00000100: | |
978 | if (adapter->hw.mac.type == e1000_ich8lan || | |
979 | adapter->hw.mac.type == e1000_ich9lan) | |
980 | continue; | |
981 | break; | |
982 | default: | |
983 | break; | |
984 | } | |
985 | } | |
986 | ||
bc7f75fa | 987 | if (!shared_int) { |
ad68076e BA |
988 | /* |
989 | * Disable the interrupt to be reported in | |
bc7f75fa AK |
990 | * the cause register and then force the same |
991 | * interrupt and see if one gets posted. If | |
992 | * an interrupt was posted to the bus, the | |
993 | * test failed. | |
994 | */ | |
995 | adapter->test_icr = 0; | |
996 | ew32(IMC, mask); | |
997 | ew32(ICS, mask); | |
1bba4386 | 998 | usleep_range(10000, 20000); |
bc7f75fa AK |
999 | |
1000 | if (adapter->test_icr & mask) { | |
1001 | *data = 3; | |
1002 | break; | |
1003 | } | |
1004 | } | |
1005 | ||
ad68076e BA |
1006 | /* |
1007 | * Enable the interrupt to be reported in | |
bc7f75fa AK |
1008 | * the cause register and then force the same |
1009 | * interrupt and see if one gets posted. If | |
1010 | * an interrupt was not posted to the bus, the | |
1011 | * test failed. | |
1012 | */ | |
1013 | adapter->test_icr = 0; | |
1014 | ew32(IMS, mask); | |
1015 | ew32(ICS, mask); | |
1bba4386 | 1016 | usleep_range(10000, 20000); |
bc7f75fa AK |
1017 | |
1018 | if (!(adapter->test_icr & mask)) { | |
1019 | *data = 4; | |
1020 | break; | |
1021 | } | |
1022 | ||
1023 | if (!shared_int) { | |
ad68076e BA |
1024 | /* |
1025 | * Disable the other interrupts to be reported in | |
bc7f75fa AK |
1026 | * the cause register and then force the other |
1027 | * interrupts and see if any get posted. If | |
1028 | * an interrupt was posted to the bus, the | |
1029 | * test failed. | |
1030 | */ | |
1031 | adapter->test_icr = 0; | |
1032 | ew32(IMC, ~mask & 0x00007FFF); | |
1033 | ew32(ICS, ~mask & 0x00007FFF); | |
1bba4386 | 1034 | usleep_range(10000, 20000); |
bc7f75fa AK |
1035 | |
1036 | if (adapter->test_icr) { | |
1037 | *data = 5; | |
1038 | break; | |
1039 | } | |
1040 | } | |
1041 | } | |
1042 | ||
1043 | /* Disable all the interrupts */ | |
1044 | ew32(IMC, 0xFFFFFFFF); | |
1bba4386 | 1045 | usleep_range(10000, 20000); |
bc7f75fa AK |
1046 | |
1047 | /* Unhook test interrupt handler */ | |
1048 | free_irq(irq, netdev); | |
1049 | ||
4662e82b BA |
1050 | out: |
1051 | if (int_mode == E1000E_INT_MODE_MSIX) { | |
1052 | e1000e_reset_interrupt_capability(adapter); | |
1053 | adapter->int_mode = int_mode; | |
1054 | e1000e_set_interrupt_capability(adapter); | |
1055 | } | |
1056 | ||
1057 | return ret_val; | |
bc7f75fa AK |
1058 | } |
1059 | ||
1060 | static void e1000_free_desc_rings(struct e1000_adapter *adapter) | |
1061 | { | |
1062 | struct e1000_ring *tx_ring = &adapter->test_tx_ring; | |
1063 | struct e1000_ring *rx_ring = &adapter->test_rx_ring; | |
1064 | struct pci_dev *pdev = adapter->pdev; | |
1065 | int i; | |
1066 | ||
1067 | if (tx_ring->desc && tx_ring->buffer_info) { | |
1068 | for (i = 0; i < tx_ring->count; i++) { | |
1069 | if (tx_ring->buffer_info[i].dma) | |
0be3f55f | 1070 | dma_unmap_single(&pdev->dev, |
bc7f75fa AK |
1071 | tx_ring->buffer_info[i].dma, |
1072 | tx_ring->buffer_info[i].length, | |
0be3f55f | 1073 | DMA_TO_DEVICE); |
bc7f75fa AK |
1074 | if (tx_ring->buffer_info[i].skb) |
1075 | dev_kfree_skb(tx_ring->buffer_info[i].skb); | |
1076 | } | |
1077 | } | |
1078 | ||
1079 | if (rx_ring->desc && rx_ring->buffer_info) { | |
1080 | for (i = 0; i < rx_ring->count; i++) { | |
1081 | if (rx_ring->buffer_info[i].dma) | |
0be3f55f | 1082 | dma_unmap_single(&pdev->dev, |
bc7f75fa | 1083 | rx_ring->buffer_info[i].dma, |
0be3f55f | 1084 | 2048, DMA_FROM_DEVICE); |
bc7f75fa AK |
1085 | if (rx_ring->buffer_info[i].skb) |
1086 | dev_kfree_skb(rx_ring->buffer_info[i].skb); | |
1087 | } | |
1088 | } | |
1089 | ||
1090 | if (tx_ring->desc) { | |
1091 | dma_free_coherent(&pdev->dev, tx_ring->size, tx_ring->desc, | |
1092 | tx_ring->dma); | |
1093 | tx_ring->desc = NULL; | |
1094 | } | |
1095 | if (rx_ring->desc) { | |
1096 | dma_free_coherent(&pdev->dev, rx_ring->size, rx_ring->desc, | |
1097 | rx_ring->dma); | |
1098 | rx_ring->desc = NULL; | |
1099 | } | |
1100 | ||
1101 | kfree(tx_ring->buffer_info); | |
1102 | tx_ring->buffer_info = NULL; | |
1103 | kfree(rx_ring->buffer_info); | |
1104 | rx_ring->buffer_info = NULL; | |
1105 | } | |
1106 | ||
1107 | static int e1000_setup_desc_rings(struct e1000_adapter *adapter) | |
1108 | { | |
1109 | struct e1000_ring *tx_ring = &adapter->test_tx_ring; | |
1110 | struct e1000_ring *rx_ring = &adapter->test_rx_ring; | |
1111 | struct pci_dev *pdev = adapter->pdev; | |
1112 | struct e1000_hw *hw = &adapter->hw; | |
1113 | u32 rctl; | |
bc7f75fa AK |
1114 | int i; |
1115 | int ret_val; | |
1116 | ||
1117 | /* Setup Tx descriptor ring and Tx buffers */ | |
1118 | ||
1119 | if (!tx_ring->count) | |
1120 | tx_ring->count = E1000_DEFAULT_TXD; | |
1121 | ||
cef8c793 BA |
1122 | tx_ring->buffer_info = kcalloc(tx_ring->count, |
1123 | sizeof(struct e1000_buffer), | |
1124 | GFP_KERNEL); | |
1125 | if (!(tx_ring->buffer_info)) { | |
bc7f75fa AK |
1126 | ret_val = 1; |
1127 | goto err_nomem; | |
1128 | } | |
bc7f75fa AK |
1129 | |
1130 | tx_ring->size = tx_ring->count * sizeof(struct e1000_tx_desc); | |
1131 | tx_ring->size = ALIGN(tx_ring->size, 4096); | |
1132 | tx_ring->desc = dma_alloc_coherent(&pdev->dev, tx_ring->size, | |
1133 | &tx_ring->dma, GFP_KERNEL); | |
1134 | if (!tx_ring->desc) { | |
1135 | ret_val = 2; | |
1136 | goto err_nomem; | |
1137 | } | |
bc7f75fa AK |
1138 | tx_ring->next_to_use = 0; |
1139 | tx_ring->next_to_clean = 0; | |
1140 | ||
cef8c793 | 1141 | ew32(TDBAL, ((u64) tx_ring->dma & 0x00000000FFFFFFFF)); |
bc7f75fa | 1142 | ew32(TDBAH, ((u64) tx_ring->dma >> 32)); |
cef8c793 | 1143 | ew32(TDLEN, tx_ring->count * sizeof(struct e1000_tx_desc)); |
bc7f75fa AK |
1144 | ew32(TDH, 0); |
1145 | ew32(TDT, 0); | |
cef8c793 BA |
1146 | ew32(TCTL, E1000_TCTL_PSP | E1000_TCTL_EN | E1000_TCTL_MULR | |
1147 | E1000_COLLISION_THRESHOLD << E1000_CT_SHIFT | | |
1148 | E1000_COLLISION_DISTANCE << E1000_COLD_SHIFT); | |
bc7f75fa AK |
1149 | |
1150 | for (i = 0; i < tx_ring->count; i++) { | |
1151 | struct e1000_tx_desc *tx_desc = E1000_TX_DESC(*tx_ring, i); | |
1152 | struct sk_buff *skb; | |
1153 | unsigned int skb_size = 1024; | |
1154 | ||
1155 | skb = alloc_skb(skb_size, GFP_KERNEL); | |
1156 | if (!skb) { | |
1157 | ret_val = 3; | |
1158 | goto err_nomem; | |
1159 | } | |
1160 | skb_put(skb, skb_size); | |
1161 | tx_ring->buffer_info[i].skb = skb; | |
1162 | tx_ring->buffer_info[i].length = skb->len; | |
1163 | tx_ring->buffer_info[i].dma = | |
0be3f55f NN |
1164 | dma_map_single(&pdev->dev, skb->data, skb->len, |
1165 | DMA_TO_DEVICE); | |
1166 | if (dma_mapping_error(&pdev->dev, | |
1167 | tx_ring->buffer_info[i].dma)) { | |
bc7f75fa AK |
1168 | ret_val = 4; |
1169 | goto err_nomem; | |
1170 | } | |
cef8c793 | 1171 | tx_desc->buffer_addr = cpu_to_le64(tx_ring->buffer_info[i].dma); |
bc7f75fa AK |
1172 | tx_desc->lower.data = cpu_to_le32(skb->len); |
1173 | tx_desc->lower.data |= cpu_to_le32(E1000_TXD_CMD_EOP | | |
1174 | E1000_TXD_CMD_IFCS | | |
cef8c793 | 1175 | E1000_TXD_CMD_RS); |
bc7f75fa AK |
1176 | tx_desc->upper.data = 0; |
1177 | } | |
1178 | ||
1179 | /* Setup Rx descriptor ring and Rx buffers */ | |
1180 | ||
1181 | if (!rx_ring->count) | |
1182 | rx_ring->count = E1000_DEFAULT_RXD; | |
1183 | ||
cef8c793 BA |
1184 | rx_ring->buffer_info = kcalloc(rx_ring->count, |
1185 | sizeof(struct e1000_buffer), | |
1186 | GFP_KERNEL); | |
1187 | if (!(rx_ring->buffer_info)) { | |
bc7f75fa AK |
1188 | ret_val = 5; |
1189 | goto err_nomem; | |
1190 | } | |
bc7f75fa AK |
1191 | |
1192 | rx_ring->size = rx_ring->count * sizeof(struct e1000_rx_desc); | |
1193 | rx_ring->desc = dma_alloc_coherent(&pdev->dev, rx_ring->size, | |
1194 | &rx_ring->dma, GFP_KERNEL); | |
1195 | if (!rx_ring->desc) { | |
1196 | ret_val = 6; | |
1197 | goto err_nomem; | |
1198 | } | |
bc7f75fa AK |
1199 | rx_ring->next_to_use = 0; |
1200 | rx_ring->next_to_clean = 0; | |
1201 | ||
1202 | rctl = er32(RCTL); | |
1203 | ew32(RCTL, rctl & ~E1000_RCTL_EN); | |
1204 | ew32(RDBAL, ((u64) rx_ring->dma & 0xFFFFFFFF)); | |
1205 | ew32(RDBAH, ((u64) rx_ring->dma >> 32)); | |
1206 | ew32(RDLEN, rx_ring->size); | |
1207 | ew32(RDH, 0); | |
1208 | ew32(RDT, 0); | |
1209 | rctl = E1000_RCTL_EN | E1000_RCTL_BAM | E1000_RCTL_SZ_2048 | | |
cef8c793 BA |
1210 | E1000_RCTL_UPE | E1000_RCTL_MPE | E1000_RCTL_LPE | |
1211 | E1000_RCTL_SBP | E1000_RCTL_SECRC | | |
bc7f75fa AK |
1212 | E1000_RCTL_LBM_NO | E1000_RCTL_RDMTS_HALF | |
1213 | (adapter->hw.mac.mc_filter_type << E1000_RCTL_MO_SHIFT); | |
1214 | ew32(RCTL, rctl); | |
1215 | ||
1216 | for (i = 0; i < rx_ring->count; i++) { | |
1217 | struct e1000_rx_desc *rx_desc = E1000_RX_DESC(*rx_ring, i); | |
1218 | struct sk_buff *skb; | |
1219 | ||
1220 | skb = alloc_skb(2048 + NET_IP_ALIGN, GFP_KERNEL); | |
1221 | if (!skb) { | |
1222 | ret_val = 7; | |
1223 | goto err_nomem; | |
1224 | } | |
1225 | skb_reserve(skb, NET_IP_ALIGN); | |
1226 | rx_ring->buffer_info[i].skb = skb; | |
1227 | rx_ring->buffer_info[i].dma = | |
0be3f55f NN |
1228 | dma_map_single(&pdev->dev, skb->data, 2048, |
1229 | DMA_FROM_DEVICE); | |
1230 | if (dma_mapping_error(&pdev->dev, | |
1231 | rx_ring->buffer_info[i].dma)) { | |
bc7f75fa AK |
1232 | ret_val = 8; |
1233 | goto err_nomem; | |
1234 | } | |
1235 | rx_desc->buffer_addr = | |
1236 | cpu_to_le64(rx_ring->buffer_info[i].dma); | |
1237 | memset(skb->data, 0x00, skb->len); | |
1238 | } | |
1239 | ||
1240 | return 0; | |
1241 | ||
1242 | err_nomem: | |
1243 | e1000_free_desc_rings(adapter); | |
1244 | return ret_val; | |
1245 | } | |
1246 | ||
1247 | static void e1000_phy_disable_receiver(struct e1000_adapter *adapter) | |
1248 | { | |
1249 | /* Write out to PHY registers 29 and 30 to disable the Receiver. */ | |
1250 | e1e_wphy(&adapter->hw, 29, 0x001F); | |
1251 | e1e_wphy(&adapter->hw, 30, 0x8FFC); | |
1252 | e1e_wphy(&adapter->hw, 29, 0x001A); | |
1253 | e1e_wphy(&adapter->hw, 30, 0x8FF0); | |
1254 | } | |
1255 | ||
1256 | static int e1000_integrated_phy_loopback(struct e1000_adapter *adapter) | |
1257 | { | |
1258 | struct e1000_hw *hw = &adapter->hw; | |
1259 | u32 ctrl_reg = 0; | |
97ac8cae | 1260 | u16 phy_reg = 0; |
cbd006cb | 1261 | s32 ret_val = 0; |
bc7f75fa | 1262 | |
318a94d6 | 1263 | hw->mac.autoneg = 0; |
bc7f75fa | 1264 | |
3af50481 | 1265 | if (hw->phy.type == e1000_phy_ife) { |
bc7f75fa AK |
1266 | /* force 100, set loopback */ |
1267 | e1e_wphy(hw, PHY_CONTROL, 0x6100); | |
1268 | ||
1269 | /* Now set up the MAC to the same speed/duplex as the PHY. */ | |
3af50481 | 1270 | ctrl_reg = er32(CTRL); |
bc7f75fa AK |
1271 | ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */ |
1272 | ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */ | |
1273 | E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */ | |
1274 | E1000_CTRL_SPD_100 |/* Force Speed to 100 */ | |
1275 | E1000_CTRL_FD); /* Force Duplex to FULL */ | |
3af50481 BA |
1276 | |
1277 | ew32(CTRL, ctrl_reg); | |
1278 | udelay(500); | |
1279 | ||
1280 | return 0; | |
1281 | } | |
1282 | ||
1283 | /* Specific PHY configuration for loopback */ | |
1284 | switch (hw->phy.type) { | |
1285 | case e1000_phy_m88: | |
1286 | /* Auto-MDI/MDIX Off */ | |
1287 | e1e_wphy(hw, M88E1000_PHY_SPEC_CTRL, 0x0808); | |
1288 | /* reset to update Auto-MDI/MDIX */ | |
1289 | e1e_wphy(hw, PHY_CONTROL, 0x9140); | |
1290 | /* autoneg off */ | |
1291 | e1e_wphy(hw, PHY_CONTROL, 0x8140); | |
1292 | break; | |
1293 | case e1000_phy_gg82563: | |
1294 | e1e_wphy(hw, GG82563_PHY_KMRN_MODE_CTRL, 0x1CC); | |
cef8c793 | 1295 | break; |
97ac8cae BA |
1296 | case e1000_phy_bm: |
1297 | /* Set Default MAC Interface speed to 1GB */ | |
1298 | e1e_rphy(hw, PHY_REG(2, 21), &phy_reg); | |
1299 | phy_reg &= ~0x0007; | |
1300 | phy_reg |= 0x006; | |
1301 | e1e_wphy(hw, PHY_REG(2, 21), phy_reg); | |
1302 | /* Assert SW reset for above settings to take effect */ | |
1303 | e1000e_commit_phy(hw); | |
1304 | mdelay(1); | |
1305 | /* Force Full Duplex */ | |
1306 | e1e_rphy(hw, PHY_REG(769, 16), &phy_reg); | |
1307 | e1e_wphy(hw, PHY_REG(769, 16), phy_reg | 0x000C); | |
1308 | /* Set Link Up (in force link) */ | |
1309 | e1e_rphy(hw, PHY_REG(776, 16), &phy_reg); | |
1310 | e1e_wphy(hw, PHY_REG(776, 16), phy_reg | 0x0040); | |
1311 | /* Force Link */ | |
1312 | e1e_rphy(hw, PHY_REG(769, 16), &phy_reg); | |
1313 | e1e_wphy(hw, PHY_REG(769, 16), phy_reg | 0x0040); | |
1314 | /* Set Early Link Enable */ | |
1315 | e1e_rphy(hw, PHY_REG(769, 20), &phy_reg); | |
1316 | e1e_wphy(hw, PHY_REG(769, 20), phy_reg | 0x0400); | |
3af50481 BA |
1317 | break; |
1318 | case e1000_phy_82577: | |
1319 | case e1000_phy_82578: | |
1320 | /* Workaround: K1 must be disabled for stable 1Gbps operation */ | |
cbd006cb BA |
1321 | ret_val = hw->phy.ops.acquire(hw); |
1322 | if (ret_val) { | |
1323 | e_err("Cannot setup 1Gbps loopback.\n"); | |
1324 | return ret_val; | |
1325 | } | |
3af50481 | 1326 | e1000_configure_k1_ich8lan(hw, false); |
cbd006cb | 1327 | hw->phy.ops.release(hw); |
3af50481 | 1328 | break; |
d3738bb8 BA |
1329 | case e1000_phy_82579: |
1330 | /* Disable PHY energy detect power down */ | |
1331 | e1e_rphy(hw, PHY_REG(0, 21), &phy_reg); | |
1332 | e1e_wphy(hw, PHY_REG(0, 21), phy_reg & ~(1 << 3)); | |
1333 | /* Disable full chip energy detect */ | |
1334 | e1e_rphy(hw, PHY_REG(776, 18), &phy_reg); | |
1335 | e1e_wphy(hw, PHY_REG(776, 18), phy_reg | 1); | |
1336 | /* Enable loopback on the PHY */ | |
1337 | #define I82577_PHY_LBK_CTRL 19 | |
1338 | e1e_wphy(hw, I82577_PHY_LBK_CTRL, 0x8001); | |
1339 | break; | |
cef8c793 | 1340 | default: |
3af50481 BA |
1341 | break; |
1342 | } | |
bc7f75fa | 1343 | |
3af50481 BA |
1344 | /* force 1000, set loopback */ |
1345 | e1e_wphy(hw, PHY_CONTROL, 0x4140); | |
1346 | mdelay(250); | |
cef8c793 | 1347 | |
3af50481 BA |
1348 | /* Now set up the MAC to the same speed/duplex as the PHY. */ |
1349 | ctrl_reg = er32(CTRL); | |
1350 | ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */ | |
1351 | ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */ | |
1352 | E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */ | |
1353 | E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */ | |
1354 | E1000_CTRL_FD); /* Force Duplex to FULL */ | |
1355 | ||
1356 | if (adapter->flags & FLAG_IS_ICH) | |
1357 | ctrl_reg |= E1000_CTRL_SLU; /* Set Link Up */ | |
bc7f75fa | 1358 | |
318a94d6 JK |
1359 | if (hw->phy.media_type == e1000_media_type_copper && |
1360 | hw->phy.type == e1000_phy_m88) { | |
bc7f75fa AK |
1361 | ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */ |
1362 | } else { | |
ad68076e BA |
1363 | /* |
1364 | * Set the ILOS bit on the fiber Nic if half duplex link is | |
1365 | * detected. | |
1366 | */ | |
90da0669 | 1367 | if ((er32(STATUS) & E1000_STATUS_FD) == 0) |
bc7f75fa AK |
1368 | ctrl_reg |= (E1000_CTRL_ILOS | E1000_CTRL_SLU); |
1369 | } | |
1370 | ||
1371 | ew32(CTRL, ctrl_reg); | |
1372 | ||
ad68076e BA |
1373 | /* |
1374 | * Disable the receiver on the PHY so when a cable is plugged in, the | |
bc7f75fa AK |
1375 | * PHY does not begin to autoneg when a cable is reconnected to the NIC. |
1376 | */ | |
318a94d6 | 1377 | if (hw->phy.type == e1000_phy_m88) |
bc7f75fa AK |
1378 | e1000_phy_disable_receiver(adapter); |
1379 | ||
1380 | udelay(500); | |
1381 | ||
1382 | return 0; | |
1383 | } | |
1384 | ||
1385 | static int e1000_set_82571_fiber_loopback(struct e1000_adapter *adapter) | |
1386 | { | |
1387 | struct e1000_hw *hw = &adapter->hw; | |
1388 | u32 ctrl = er32(CTRL); | |
1389 | int link = 0; | |
1390 | ||
1391 | /* special requirements for 82571/82572 fiber adapters */ | |
1392 | ||
ad68076e BA |
1393 | /* |
1394 | * jump through hoops to make sure link is up because serdes | |
1395 | * link is hardwired up | |
1396 | */ | |
bc7f75fa AK |
1397 | ctrl |= E1000_CTRL_SLU; |
1398 | ew32(CTRL, ctrl); | |
1399 | ||
1400 | /* disable autoneg */ | |
1401 | ctrl = er32(TXCW); | |
1402 | ctrl &= ~(1 << 31); | |
1403 | ew32(TXCW, ctrl); | |
1404 | ||
1405 | link = (er32(STATUS) & E1000_STATUS_LU); | |
1406 | ||
1407 | if (!link) { | |
1408 | /* set invert loss of signal */ | |
1409 | ctrl = er32(CTRL); | |
1410 | ctrl |= E1000_CTRL_ILOS; | |
1411 | ew32(CTRL, ctrl); | |
1412 | } | |
1413 | ||
ad68076e BA |
1414 | /* |
1415 | * special write to serdes control register to enable SerDes analog | |
1416 | * loopback | |
1417 | */ | |
bc7f75fa AK |
1418 | #define E1000_SERDES_LB_ON 0x410 |
1419 | ew32(SCTL, E1000_SERDES_LB_ON); | |
1bba4386 | 1420 | usleep_range(10000, 20000); |
bc7f75fa AK |
1421 | |
1422 | return 0; | |
1423 | } | |
1424 | ||
1425 | /* only call this for fiber/serdes connections to es2lan */ | |
1426 | static int e1000_set_es2lan_mac_loopback(struct e1000_adapter *adapter) | |
1427 | { | |
1428 | struct e1000_hw *hw = &adapter->hw; | |
1429 | u32 ctrlext = er32(CTRL_EXT); | |
1430 | u32 ctrl = er32(CTRL); | |
1431 | ||
ad68076e BA |
1432 | /* |
1433 | * save CTRL_EXT to restore later, reuse an empty variable (unused | |
1434 | * on mac_type 80003es2lan) | |
1435 | */ | |
bc7f75fa AK |
1436 | adapter->tx_fifo_head = ctrlext; |
1437 | ||
1438 | /* clear the serdes mode bits, putting the device into mac loopback */ | |
1439 | ctrlext &= ~E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES; | |
1440 | ew32(CTRL_EXT, ctrlext); | |
1441 | ||
1442 | /* force speed to 1000/FD, link up */ | |
1443 | ctrl &= ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100); | |
1444 | ctrl |= (E1000_CTRL_SLU | E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX | | |
1445 | E1000_CTRL_SPD_1000 | E1000_CTRL_FD); | |
1446 | ew32(CTRL, ctrl); | |
1447 | ||
1448 | /* set mac loopback */ | |
1449 | ctrl = er32(RCTL); | |
1450 | ctrl |= E1000_RCTL_LBM_MAC; | |
1451 | ew32(RCTL, ctrl); | |
1452 | ||
1453 | /* set testing mode parameters (no need to reset later) */ | |
1454 | #define KMRNCTRLSTA_OPMODE (0x1F << 16) | |
1455 | #define KMRNCTRLSTA_OPMODE_1GB_FD_GMII 0x0582 | |
1456 | ew32(KMRNCTRLSTA, | |
cef8c793 | 1457 | (KMRNCTRLSTA_OPMODE | KMRNCTRLSTA_OPMODE_1GB_FD_GMII)); |
bc7f75fa AK |
1458 | |
1459 | return 0; | |
1460 | } | |
1461 | ||
1462 | static int e1000_setup_loopback_test(struct e1000_adapter *adapter) | |
1463 | { | |
1464 | struct e1000_hw *hw = &adapter->hw; | |
1465 | u32 rctl; | |
1466 | ||
318a94d6 JK |
1467 | if (hw->phy.media_type == e1000_media_type_fiber || |
1468 | hw->phy.media_type == e1000_media_type_internal_serdes) { | |
bc7f75fa AK |
1469 | switch (hw->mac.type) { |
1470 | case e1000_80003es2lan: | |
1471 | return e1000_set_es2lan_mac_loopback(adapter); | |
1472 | break; | |
1473 | case e1000_82571: | |
1474 | case e1000_82572: | |
1475 | return e1000_set_82571_fiber_loopback(adapter); | |
1476 | break; | |
1477 | default: | |
1478 | rctl = er32(RCTL); | |
1479 | rctl |= E1000_RCTL_LBM_TCVR; | |
1480 | ew32(RCTL, rctl); | |
1481 | return 0; | |
1482 | } | |
318a94d6 | 1483 | } else if (hw->phy.media_type == e1000_media_type_copper) { |
bc7f75fa AK |
1484 | return e1000_integrated_phy_loopback(adapter); |
1485 | } | |
1486 | ||
1487 | return 7; | |
1488 | } | |
1489 | ||
1490 | static void e1000_loopback_cleanup(struct e1000_adapter *adapter) | |
1491 | { | |
1492 | struct e1000_hw *hw = &adapter->hw; | |
1493 | u32 rctl; | |
1494 | u16 phy_reg; | |
1495 | ||
1496 | rctl = er32(RCTL); | |
1497 | rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC); | |
1498 | ew32(RCTL, rctl); | |
1499 | ||
1500 | switch (hw->mac.type) { | |
1501 | case e1000_80003es2lan: | |
318a94d6 JK |
1502 | if (hw->phy.media_type == e1000_media_type_fiber || |
1503 | hw->phy.media_type == e1000_media_type_internal_serdes) { | |
bc7f75fa | 1504 | /* restore CTRL_EXT, stealing space from tx_fifo_head */ |
ad68076e | 1505 | ew32(CTRL_EXT, adapter->tx_fifo_head); |
bc7f75fa AK |
1506 | adapter->tx_fifo_head = 0; |
1507 | } | |
1508 | /* fall through */ | |
1509 | case e1000_82571: | |
1510 | case e1000_82572: | |
318a94d6 JK |
1511 | if (hw->phy.media_type == e1000_media_type_fiber || |
1512 | hw->phy.media_type == e1000_media_type_internal_serdes) { | |
bc7f75fa AK |
1513 | #define E1000_SERDES_LB_OFF 0x400 |
1514 | ew32(SCTL, E1000_SERDES_LB_OFF); | |
1bba4386 | 1515 | usleep_range(10000, 20000); |
bc7f75fa AK |
1516 | break; |
1517 | } | |
1518 | /* Fall Through */ | |
1519 | default: | |
1520 | hw->mac.autoneg = 1; | |
1521 | if (hw->phy.type == e1000_phy_gg82563) | |
1522 | e1e_wphy(hw, GG82563_PHY_KMRN_MODE_CTRL, 0x180); | |
1523 | e1e_rphy(hw, PHY_CONTROL, &phy_reg); | |
1524 | if (phy_reg & MII_CR_LOOPBACK) { | |
1525 | phy_reg &= ~MII_CR_LOOPBACK; | |
1526 | e1e_wphy(hw, PHY_CONTROL, phy_reg); | |
1527 | e1000e_commit_phy(hw); | |
1528 | } | |
1529 | break; | |
1530 | } | |
1531 | } | |
1532 | ||
1533 | static void e1000_create_lbtest_frame(struct sk_buff *skb, | |
1534 | unsigned int frame_size) | |
1535 | { | |
1536 | memset(skb->data, 0xFF, frame_size); | |
1537 | frame_size &= ~1; | |
1538 | memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1); | |
1539 | memset(&skb->data[frame_size / 2 + 10], 0xBE, 1); | |
1540 | memset(&skb->data[frame_size / 2 + 12], 0xAF, 1); | |
1541 | } | |
1542 | ||
1543 | static int e1000_check_lbtest_frame(struct sk_buff *skb, | |
1544 | unsigned int frame_size) | |
1545 | { | |
1546 | frame_size &= ~1; | |
1547 | if (*(skb->data + 3) == 0xFF) | |
1548 | if ((*(skb->data + frame_size / 2 + 10) == 0xBE) && | |
1549 | (*(skb->data + frame_size / 2 + 12) == 0xAF)) | |
1550 | return 0; | |
1551 | return 13; | |
1552 | } | |
1553 | ||
1554 | static int e1000_run_loopback_test(struct e1000_adapter *adapter) | |
1555 | { | |
1556 | struct e1000_ring *tx_ring = &adapter->test_tx_ring; | |
1557 | struct e1000_ring *rx_ring = &adapter->test_rx_ring; | |
1558 | struct pci_dev *pdev = adapter->pdev; | |
1559 | struct e1000_hw *hw = &adapter->hw; | |
1560 | int i, j, k, l; | |
1561 | int lc; | |
1562 | int good_cnt; | |
1563 | int ret_val = 0; | |
1564 | unsigned long time; | |
1565 | ||
1566 | ew32(RDT, rx_ring->count - 1); | |
1567 | ||
ad68076e BA |
1568 | /* |
1569 | * Calculate the loop count based on the largest descriptor ring | |
bc7f75fa AK |
1570 | * The idea is to wrap the largest ring a number of times using 64 |
1571 | * send/receive pairs during each loop | |
1572 | */ | |
1573 | ||
1574 | if (rx_ring->count <= tx_ring->count) | |
1575 | lc = ((tx_ring->count / 64) * 2) + 1; | |
1576 | else | |
1577 | lc = ((rx_ring->count / 64) * 2) + 1; | |
1578 | ||
1579 | k = 0; | |
1580 | l = 0; | |
1581 | for (j = 0; j <= lc; j++) { /* loop count loop */ | |
1582 | for (i = 0; i < 64; i++) { /* send the packets */ | |
cef8c793 BA |
1583 | e1000_create_lbtest_frame(tx_ring->buffer_info[k].skb, |
1584 | 1024); | |
0be3f55f | 1585 | dma_sync_single_for_device(&pdev->dev, |
bc7f75fa AK |
1586 | tx_ring->buffer_info[k].dma, |
1587 | tx_ring->buffer_info[k].length, | |
0be3f55f | 1588 | DMA_TO_DEVICE); |
bc7f75fa AK |
1589 | k++; |
1590 | if (k == tx_ring->count) | |
1591 | k = 0; | |
1592 | } | |
1593 | ew32(TDT, k); | |
1594 | msleep(200); | |
1595 | time = jiffies; /* set the start time for the receive */ | |
1596 | good_cnt = 0; | |
1597 | do { /* receive the sent packets */ | |
0be3f55f | 1598 | dma_sync_single_for_cpu(&pdev->dev, |
bc7f75fa | 1599 | rx_ring->buffer_info[l].dma, 2048, |
0be3f55f | 1600 | DMA_FROM_DEVICE); |
bc7f75fa AK |
1601 | |
1602 | ret_val = e1000_check_lbtest_frame( | |
1603 | rx_ring->buffer_info[l].skb, 1024); | |
1604 | if (!ret_val) | |
1605 | good_cnt++; | |
1606 | l++; | |
1607 | if (l == rx_ring->count) | |
1608 | l = 0; | |
ad68076e BA |
1609 | /* |
1610 | * time + 20 msecs (200 msecs on 2.4) is more than | |
bc7f75fa AK |
1611 | * enough time to complete the receives, if it's |
1612 | * exceeded, break and error off | |
1613 | */ | |
1614 | } while ((good_cnt < 64) && !time_after(jiffies, time + 20)); | |
1615 | if (good_cnt != 64) { | |
1616 | ret_val = 13; /* ret_val is the same as mis-compare */ | |
1617 | break; | |
1618 | } | |
cef8c793 | 1619 | if (jiffies >= (time + 20)) { |
bc7f75fa AK |
1620 | ret_val = 14; /* error code for time out error */ |
1621 | break; | |
1622 | } | |
1623 | } /* end loop count loop */ | |
1624 | return ret_val; | |
1625 | } | |
1626 | ||
1627 | static int e1000_loopback_test(struct e1000_adapter *adapter, u64 *data) | |
1628 | { | |
ad68076e BA |
1629 | /* |
1630 | * PHY loopback cannot be performed if SoL/IDER | |
1631 | * sessions are active | |
1632 | */ | |
bc7f75fa | 1633 | if (e1000_check_reset_block(&adapter->hw)) { |
44defeb3 | 1634 | e_err("Cannot do PHY loopback test when SoL/IDER is active.\n"); |
bc7f75fa AK |
1635 | *data = 0; |
1636 | goto out; | |
1637 | } | |
1638 | ||
1639 | *data = e1000_setup_desc_rings(adapter); | |
e265522c | 1640 | if (*data) |
bc7f75fa AK |
1641 | goto out; |
1642 | ||
1643 | *data = e1000_setup_loopback_test(adapter); | |
e265522c | 1644 | if (*data) |
bc7f75fa AK |
1645 | goto err_loopback; |
1646 | ||
1647 | *data = e1000_run_loopback_test(adapter); | |
1648 | e1000_loopback_cleanup(adapter); | |
1649 | ||
1650 | err_loopback: | |
1651 | e1000_free_desc_rings(adapter); | |
1652 | out: | |
1653 | return *data; | |
1654 | } | |
1655 | ||
1656 | static int e1000_link_test(struct e1000_adapter *adapter, u64 *data) | |
1657 | { | |
1658 | struct e1000_hw *hw = &adapter->hw; | |
1659 | ||
1660 | *data = 0; | |
318a94d6 | 1661 | if (hw->phy.media_type == e1000_media_type_internal_serdes) { |
bc7f75fa | 1662 | int i = 0; |
612e244c | 1663 | hw->mac.serdes_has_link = false; |
bc7f75fa | 1664 | |
ad68076e BA |
1665 | /* |
1666 | * On some blade server designs, link establishment | |
1667 | * could take as long as 2-3 minutes | |
1668 | */ | |
bc7f75fa AK |
1669 | do { |
1670 | hw->mac.ops.check_for_link(hw); | |
1671 | if (hw->mac.serdes_has_link) | |
1672 | return *data; | |
1673 | msleep(20); | |
1674 | } while (i++ < 3750); | |
1675 | ||
1676 | *data = 1; | |
1677 | } else { | |
1678 | hw->mac.ops.check_for_link(hw); | |
1679 | if (hw->mac.autoneg) | |
5661aeb0 BA |
1680 | /* |
1681 | * On some Phy/switch combinations, link establishment | |
1682 | * can take a few seconds more than expected. | |
1683 | */ | |
1684 | msleep(5000); | |
bc7f75fa | 1685 | |
5661aeb0 | 1686 | if (!(er32(STATUS) & E1000_STATUS_LU)) |
bc7f75fa AK |
1687 | *data = 1; |
1688 | } | |
1689 | return *data; | |
1690 | } | |
1691 | ||
b9f2c044 | 1692 | static int e1000e_get_sset_count(struct net_device *netdev, int sset) |
bc7f75fa | 1693 | { |
b9f2c044 JG |
1694 | switch (sset) { |
1695 | case ETH_SS_TEST: | |
1696 | return E1000_TEST_LEN; | |
1697 | case ETH_SS_STATS: | |
1698 | return E1000_STATS_LEN; | |
1699 | default: | |
1700 | return -EOPNOTSUPP; | |
1701 | } | |
bc7f75fa AK |
1702 | } |
1703 | ||
1704 | static void e1000_diag_test(struct net_device *netdev, | |
1705 | struct ethtool_test *eth_test, u64 *data) | |
1706 | { | |
1707 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
1708 | u16 autoneg_advertised; | |
1709 | u8 forced_speed_duplex; | |
1710 | u8 autoneg; | |
1711 | bool if_running = netif_running(netdev); | |
1712 | ||
1713 | set_bit(__E1000_TESTING, &adapter->state); | |
31dbe5b4 BA |
1714 | |
1715 | if (!if_running) { | |
1716 | /* Get control of and reset hardware */ | |
1717 | if (adapter->flags & FLAG_HAS_AMT) | |
1718 | e1000e_get_hw_control(adapter); | |
1719 | ||
1720 | e1000e_power_up_phy(adapter); | |
1721 | ||
1722 | adapter->hw.phy.autoneg_wait_to_complete = 1; | |
1723 | e1000e_reset(adapter); | |
1724 | adapter->hw.phy.autoneg_wait_to_complete = 0; | |
1725 | } | |
1726 | ||
bc7f75fa AK |
1727 | if (eth_test->flags == ETH_TEST_FL_OFFLINE) { |
1728 | /* Offline tests */ | |
1729 | ||
1730 | /* save speed, duplex, autoneg settings */ | |
1731 | autoneg_advertised = adapter->hw.phy.autoneg_advertised; | |
1732 | forced_speed_duplex = adapter->hw.mac.forced_speed_duplex; | |
1733 | autoneg = adapter->hw.mac.autoneg; | |
1734 | ||
44defeb3 | 1735 | e_info("offline testing starting\n"); |
bc7f75fa | 1736 | |
bc7f75fa AK |
1737 | if (if_running) |
1738 | /* indicate we're in test mode */ | |
1739 | dev_close(netdev); | |
bc7f75fa AK |
1740 | |
1741 | if (e1000_reg_test(adapter, &data[0])) | |
1742 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1743 | ||
1744 | e1000e_reset(adapter); | |
1745 | if (e1000_eeprom_test(adapter, &data[1])) | |
1746 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1747 | ||
1748 | e1000e_reset(adapter); | |
1749 | if (e1000_intr_test(adapter, &data[2])) | |
1750 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1751 | ||
1752 | e1000e_reset(adapter); | |
bc7f75fa AK |
1753 | if (e1000_loopback_test(adapter, &data[3])) |
1754 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1755 | ||
c6ce3854 CW |
1756 | /* force this routine to wait until autoneg complete/timeout */ |
1757 | adapter->hw.phy.autoneg_wait_to_complete = 1; | |
1758 | e1000e_reset(adapter); | |
1759 | adapter->hw.phy.autoneg_wait_to_complete = 0; | |
1760 | ||
1761 | if (e1000_link_test(adapter, &data[4])) | |
1762 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1763 | ||
bc7f75fa AK |
1764 | /* restore speed, duplex, autoneg settings */ |
1765 | adapter->hw.phy.autoneg_advertised = autoneg_advertised; | |
1766 | adapter->hw.mac.forced_speed_duplex = forced_speed_duplex; | |
1767 | adapter->hw.mac.autoneg = autoneg; | |
bc7f75fa | 1768 | e1000e_reset(adapter); |
bc7f75fa AK |
1769 | |
1770 | clear_bit(__E1000_TESTING, &adapter->state); | |
1771 | if (if_running) | |
1772 | dev_open(netdev); | |
1773 | } else { | |
31dbe5b4 | 1774 | /* Online tests */ |
11b08be8 | 1775 | |
44defeb3 | 1776 | e_info("online testing starting\n"); |
bc7f75fa | 1777 | |
31dbe5b4 | 1778 | /* register, eeprom, intr and loopback tests not run online */ |
bc7f75fa AK |
1779 | data[0] = 0; |
1780 | data[1] = 0; | |
1781 | data[2] = 0; | |
1782 | data[3] = 0; | |
1783 | ||
31dbe5b4 BA |
1784 | if (e1000_link_test(adapter, &data[4])) |
1785 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
11b08be8 | 1786 | |
bc7f75fa AK |
1787 | clear_bit(__E1000_TESTING, &adapter->state); |
1788 | } | |
31dbe5b4 BA |
1789 | |
1790 | if (!if_running) { | |
1791 | e1000e_reset(adapter); | |
1792 | ||
1793 | if (adapter->flags & FLAG_HAS_AMT) | |
1794 | e1000e_release_hw_control(adapter); | |
1795 | } | |
1796 | ||
bc7f75fa AK |
1797 | msleep_interruptible(4 * 1000); |
1798 | } | |
1799 | ||
1800 | static void e1000_get_wol(struct net_device *netdev, | |
1801 | struct ethtool_wolinfo *wol) | |
1802 | { | |
1803 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
1804 | ||
1805 | wol->supported = 0; | |
1806 | wol->wolopts = 0; | |
1807 | ||
6ff68026 RW |
1808 | if (!(adapter->flags & FLAG_HAS_WOL) || |
1809 | !device_can_wakeup(&adapter->pdev->dev)) | |
bc7f75fa AK |
1810 | return; |
1811 | ||
1812 | wol->supported = WAKE_UCAST | WAKE_MCAST | | |
4a29e155 | 1813 | WAKE_BCAST | WAKE_MAGIC | WAKE_PHY; |
bc7f75fa AK |
1814 | |
1815 | /* apply any specific unsupported masks here */ | |
1816 | if (adapter->flags & FLAG_NO_WAKE_UCAST) { | |
1817 | wol->supported &= ~WAKE_UCAST; | |
1818 | ||
1819 | if (adapter->wol & E1000_WUFC_EX) | |
44defeb3 JK |
1820 | e_err("Interface does not support directed (unicast) " |
1821 | "frame wake-up packets\n"); | |
bc7f75fa AK |
1822 | } |
1823 | ||
1824 | if (adapter->wol & E1000_WUFC_EX) | |
1825 | wol->wolopts |= WAKE_UCAST; | |
1826 | if (adapter->wol & E1000_WUFC_MC) | |
1827 | wol->wolopts |= WAKE_MCAST; | |
1828 | if (adapter->wol & E1000_WUFC_BC) | |
1829 | wol->wolopts |= WAKE_BCAST; | |
1830 | if (adapter->wol & E1000_WUFC_MAG) | |
1831 | wol->wolopts |= WAKE_MAGIC; | |
efb90e43 MW |
1832 | if (adapter->wol & E1000_WUFC_LNKC) |
1833 | wol->wolopts |= WAKE_PHY; | |
bc7f75fa AK |
1834 | } |
1835 | ||
4a29e155 | 1836 | static int e1000_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) |
bc7f75fa AK |
1837 | { |
1838 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
1839 | ||
6ff68026 | 1840 | if (!(adapter->flags & FLAG_HAS_WOL) || |
1fbfca32 BA |
1841 | !device_can_wakeup(&adapter->pdev->dev) || |
1842 | (wol->wolopts & ~(WAKE_UCAST | WAKE_MCAST | WAKE_BCAST | | |
4a29e155 | 1843 | WAKE_MAGIC | WAKE_PHY))) |
1fbfca32 | 1844 | return -EOPNOTSUPP; |
bc7f75fa AK |
1845 | |
1846 | /* these settings will always override what we currently have */ | |
1847 | adapter->wol = 0; | |
1848 | ||
1849 | if (wol->wolopts & WAKE_UCAST) | |
1850 | adapter->wol |= E1000_WUFC_EX; | |
1851 | if (wol->wolopts & WAKE_MCAST) | |
1852 | adapter->wol |= E1000_WUFC_MC; | |
1853 | if (wol->wolopts & WAKE_BCAST) | |
1854 | adapter->wol |= E1000_WUFC_BC; | |
1855 | if (wol->wolopts & WAKE_MAGIC) | |
1856 | adapter->wol |= E1000_WUFC_MAG; | |
efb90e43 MW |
1857 | if (wol->wolopts & WAKE_PHY) |
1858 | adapter->wol |= E1000_WUFC_LNKC; | |
bc7f75fa | 1859 | |
6ff68026 RW |
1860 | device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); |
1861 | ||
bc7f75fa AK |
1862 | return 0; |
1863 | } | |
1864 | ||
dbf80dcb BA |
1865 | static int e1000_set_phys_id(struct net_device *netdev, |
1866 | enum ethtool_phys_id_state state) | |
bc7f75fa AK |
1867 | { |
1868 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
4662e82b | 1869 | struct e1000_hw *hw = &adapter->hw; |
bc7f75fa | 1870 | |
dbf80dcb BA |
1871 | switch (state) { |
1872 | case ETHTOOL_ID_ACTIVE: | |
1873 | if (!hw->mac.ops.blink_led) | |
1874 | return 2; /* cycle on/off twice per second */ | |
bc7f75fa | 1875 | |
dbf80dcb BA |
1876 | hw->mac.ops.blink_led(hw); |
1877 | break; | |
1878 | ||
1879 | case ETHTOOL_ID_INACTIVE: | |
4662e82b BA |
1880 | if (hw->phy.type == e1000_phy_ife) |
1881 | e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED, 0); | |
dbf80dcb BA |
1882 | hw->mac.ops.led_off(hw); |
1883 | hw->mac.ops.cleanup_led(hw); | |
1884 | break; | |
bc7f75fa | 1885 | |
dbf80dcb BA |
1886 | case ETHTOOL_ID_ON: |
1887 | adapter->hw.mac.ops.led_on(&adapter->hw); | |
1888 | break; | |
bc7f75fa | 1889 | |
dbf80dcb BA |
1890 | case ETHTOOL_ID_OFF: |
1891 | adapter->hw.mac.ops.led_off(&adapter->hw); | |
1892 | break; | |
1893 | } | |
bc7f75fa AK |
1894 | return 0; |
1895 | } | |
1896 | ||
de5b3077 AK |
1897 | static int e1000_get_coalesce(struct net_device *netdev, |
1898 | struct ethtool_coalesce *ec) | |
1899 | { | |
1900 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
1901 | ||
eab2abf5 | 1902 | if (adapter->itr_setting <= 4) |
de5b3077 AK |
1903 | ec->rx_coalesce_usecs = adapter->itr_setting; |
1904 | else | |
1905 | ec->rx_coalesce_usecs = 1000000 / adapter->itr_setting; | |
1906 | ||
1907 | return 0; | |
1908 | } | |
1909 | ||
1910 | static int e1000_set_coalesce(struct net_device *netdev, | |
1911 | struct ethtool_coalesce *ec) | |
1912 | { | |
1913 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
1914 | struct e1000_hw *hw = &adapter->hw; | |
1915 | ||
1916 | if ((ec->rx_coalesce_usecs > E1000_MAX_ITR_USECS) || | |
eab2abf5 | 1917 | ((ec->rx_coalesce_usecs > 4) && |
de5b3077 AK |
1918 | (ec->rx_coalesce_usecs < E1000_MIN_ITR_USECS)) || |
1919 | (ec->rx_coalesce_usecs == 2)) | |
1920 | return -EINVAL; | |
1921 | ||
eab2abf5 JB |
1922 | if (ec->rx_coalesce_usecs == 4) { |
1923 | adapter->itr = adapter->itr_setting = 4; | |
1924 | } else if (ec->rx_coalesce_usecs <= 3) { | |
de5b3077 AK |
1925 | adapter->itr = 20000; |
1926 | adapter->itr_setting = ec->rx_coalesce_usecs; | |
1927 | } else { | |
1928 | adapter->itr = (1000000 / ec->rx_coalesce_usecs); | |
1929 | adapter->itr_setting = adapter->itr & ~3; | |
1930 | } | |
1931 | ||
1932 | if (adapter->itr_setting != 0) | |
1933 | ew32(ITR, 1000000000 / (adapter->itr * 256)); | |
1934 | else | |
1935 | ew32(ITR, 0); | |
1936 | ||
1937 | return 0; | |
1938 | } | |
1939 | ||
bc7f75fa AK |
1940 | static int e1000_nway_reset(struct net_device *netdev) |
1941 | { | |
1942 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
5962bc21 BA |
1943 | |
1944 | if (!netif_running(netdev)) | |
1945 | return -EAGAIN; | |
1946 | ||
1947 | if (!adapter->hw.mac.autoneg) | |
1948 | return -EINVAL; | |
1949 | ||
1950 | e1000e_reinit_locked(adapter); | |
1951 | ||
bc7f75fa AK |
1952 | return 0; |
1953 | } | |
1954 | ||
bc7f75fa AK |
1955 | static void e1000_get_ethtool_stats(struct net_device *netdev, |
1956 | struct ethtool_stats *stats, | |
1957 | u64 *data) | |
1958 | { | |
1959 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
67fd4fcb | 1960 | struct rtnl_link_stats64 net_stats; |
bc7f75fa | 1961 | int i; |
e0f36a95 | 1962 | char *p = NULL; |
bc7f75fa | 1963 | |
67fd4fcb | 1964 | e1000e_get_stats64(netdev, &net_stats); |
bc7f75fa | 1965 | for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) { |
e0f36a95 AK |
1966 | switch (e1000_gstrings_stats[i].type) { |
1967 | case NETDEV_STATS: | |
67fd4fcb | 1968 | p = (char *) &net_stats + |
e0f36a95 AK |
1969 | e1000_gstrings_stats[i].stat_offset; |
1970 | break; | |
1971 | case E1000_STATS: | |
1972 | p = (char *) adapter + | |
1973 | e1000_gstrings_stats[i].stat_offset; | |
1974 | break; | |
61c75816 BA |
1975 | default: |
1976 | data[i] = 0; | |
1977 | continue; | |
e0f36a95 AK |
1978 | } |
1979 | ||
bc7f75fa AK |
1980 | data[i] = (e1000_gstrings_stats[i].sizeof_stat == |
1981 | sizeof(u64)) ? *(u64 *)p : *(u32 *)p; | |
1982 | } | |
1983 | } | |
1984 | ||
1985 | static void e1000_get_strings(struct net_device *netdev, u32 stringset, | |
1986 | u8 *data) | |
1987 | { | |
1988 | u8 *p = data; | |
1989 | int i; | |
1990 | ||
1991 | switch (stringset) { | |
1992 | case ETH_SS_TEST: | |
5c1bda0a | 1993 | memcpy(data, e1000_gstrings_test, sizeof(e1000_gstrings_test)); |
bc7f75fa AK |
1994 | break; |
1995 | case ETH_SS_STATS: | |
1996 | for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) { | |
1997 | memcpy(p, e1000_gstrings_stats[i].stat_string, | |
1998 | ETH_GSTRING_LEN); | |
1999 | p += ETH_GSTRING_LEN; | |
2000 | } | |
2001 | break; | |
2002 | } | |
2003 | } | |
2004 | ||
86d70e53 JK |
2005 | static int e1000e_set_flags(struct net_device *netdev, u32 data) |
2006 | { | |
2007 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
2008 | bool need_reset = false; | |
2009 | int rc; | |
2010 | ||
2011 | need_reset = (data & ETH_FLAG_RXVLAN) != | |
2012 | (netdev->features & NETIF_F_HW_VLAN_RX); | |
2013 | ||
2014 | rc = ethtool_op_set_flags(netdev, data, ETH_FLAG_RXVLAN | | |
2015 | ETH_FLAG_TXVLAN); | |
2016 | ||
2017 | if (rc) | |
2018 | return rc; | |
2019 | ||
2020 | if (need_reset) { | |
2021 | if (netif_running(netdev)) | |
2022 | e1000e_reinit_locked(adapter); | |
2023 | else | |
2024 | e1000e_reset(adapter); | |
2025 | } | |
2026 | ||
2027 | return 0; | |
2028 | } | |
2029 | ||
bc7f75fa AK |
2030 | static const struct ethtool_ops e1000_ethtool_ops = { |
2031 | .get_settings = e1000_get_settings, | |
2032 | .set_settings = e1000_set_settings, | |
2033 | .get_drvinfo = e1000_get_drvinfo, | |
2034 | .get_regs_len = e1000_get_regs_len, | |
2035 | .get_regs = e1000_get_regs, | |
2036 | .get_wol = e1000_get_wol, | |
2037 | .set_wol = e1000_set_wol, | |
2038 | .get_msglevel = e1000_get_msglevel, | |
2039 | .set_msglevel = e1000_set_msglevel, | |
2040 | .nway_reset = e1000_nway_reset, | |
ed4ba4b5 | 2041 | .get_link = ethtool_op_get_link, |
bc7f75fa AK |
2042 | .get_eeprom_len = e1000_get_eeprom_len, |
2043 | .get_eeprom = e1000_get_eeprom, | |
2044 | .set_eeprom = e1000_set_eeprom, | |
2045 | .get_ringparam = e1000_get_ringparam, | |
2046 | .set_ringparam = e1000_set_ringparam, | |
2047 | .get_pauseparam = e1000_get_pauseparam, | |
2048 | .set_pauseparam = e1000_set_pauseparam, | |
2049 | .get_rx_csum = e1000_get_rx_csum, | |
2050 | .set_rx_csum = e1000_set_rx_csum, | |
2051 | .get_tx_csum = e1000_get_tx_csum, | |
2052 | .set_tx_csum = e1000_set_tx_csum, | |
2053 | .get_sg = ethtool_op_get_sg, | |
2054 | .set_sg = ethtool_op_set_sg, | |
2055 | .get_tso = ethtool_op_get_tso, | |
2056 | .set_tso = e1000_set_tso, | |
bc7f75fa AK |
2057 | .self_test = e1000_diag_test, |
2058 | .get_strings = e1000_get_strings, | |
dbf80dcb | 2059 | .set_phys_id = e1000_set_phys_id, |
bc7f75fa | 2060 | .get_ethtool_stats = e1000_get_ethtool_stats, |
b9f2c044 | 2061 | .get_sset_count = e1000e_get_sset_count, |
de5b3077 AK |
2062 | .get_coalesce = e1000_get_coalesce, |
2063 | .set_coalesce = e1000_set_coalesce, | |
e7d906f7 | 2064 | .get_flags = ethtool_op_get_flags, |
86d70e53 | 2065 | .set_flags = e1000e_set_flags, |
bc7f75fa AK |
2066 | }; |
2067 | ||
2068 | void e1000e_set_ethtool_ops(struct net_device *netdev) | |
2069 | { | |
2070 | SET_ETHTOOL_OPS(netdev, &e1000_ethtool_ops); | |
2071 | } |