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bc7f75fa AK |
1 | /******************************************************************************* |
2 | ||
3 | Intel PRO/1000 Linux driver | |
ad68076e | 4 | Copyright(c) 1999 - 2008 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> | |
34 | #include <linux/delay.h> | |
35 | ||
36 | #include "e1000.h" | |
37 | ||
e0f36a95 AK |
38 | enum {NETDEV_STATS, E1000_STATS}; |
39 | ||
bc7f75fa AK |
40 | struct e1000_stats { |
41 | char stat_string[ETH_GSTRING_LEN]; | |
e0f36a95 | 42 | int type; |
bc7f75fa AK |
43 | int sizeof_stat; |
44 | int stat_offset; | |
45 | }; | |
46 | ||
e0f36a95 AK |
47 | #define E1000_STAT(m) E1000_STATS, \ |
48 | sizeof(((struct e1000_adapter *)0)->m), \ | |
49 | offsetof(struct e1000_adapter, m) | |
50 | #define E1000_NETDEV_STAT(m) NETDEV_STATS, \ | |
51 | sizeof(((struct net_device *)0)->m), \ | |
52 | offsetof(struct net_device, m) | |
53 | ||
bc7f75fa AK |
54 | static const struct e1000_stats e1000_gstrings_stats[] = { |
55 | { "rx_packets", E1000_STAT(stats.gprc) }, | |
56 | { "tx_packets", E1000_STAT(stats.gptc) }, | |
7c25769f BA |
57 | { "rx_bytes", E1000_STAT(stats.gorc) }, |
58 | { "tx_bytes", E1000_STAT(stats.gotc) }, | |
bc7f75fa AK |
59 | { "rx_broadcast", E1000_STAT(stats.bprc) }, |
60 | { "tx_broadcast", E1000_STAT(stats.bptc) }, | |
61 | { "rx_multicast", E1000_STAT(stats.mprc) }, | |
62 | { "tx_multicast", E1000_STAT(stats.mptc) }, | |
7274c20f AK |
63 | { "rx_errors", E1000_NETDEV_STAT(stats.rx_errors) }, |
64 | { "tx_errors", E1000_NETDEV_STAT(stats.tx_errors) }, | |
65 | { "tx_dropped", E1000_NETDEV_STAT(stats.tx_dropped) }, | |
bc7f75fa AK |
66 | { "multicast", E1000_STAT(stats.mprc) }, |
67 | { "collisions", E1000_STAT(stats.colc) }, | |
7274c20f AK |
68 | { "rx_length_errors", E1000_NETDEV_STAT(stats.rx_length_errors) }, |
69 | { "rx_over_errors", E1000_NETDEV_STAT(stats.rx_over_errors) }, | |
bc7f75fa | 70 | { "rx_crc_errors", E1000_STAT(stats.crcerrs) }, |
7274c20f | 71 | { "rx_frame_errors", E1000_NETDEV_STAT(stats.rx_frame_errors) }, |
bc7f75fa AK |
72 | { "rx_no_buffer_count", E1000_STAT(stats.rnbc) }, |
73 | { "rx_missed_errors", E1000_STAT(stats.mpc) }, | |
74 | { "tx_aborted_errors", E1000_STAT(stats.ecol) }, | |
75 | { "tx_carrier_errors", E1000_STAT(stats.tncrs) }, | |
7274c20f AK |
76 | { "tx_fifo_errors", E1000_NETDEV_STAT(stats.tx_fifo_errors) }, |
77 | { "tx_heartbeat_errors", E1000_NETDEV_STAT(stats.tx_heartbeat_errors) }, | |
bc7f75fa AK |
78 | { "tx_window_errors", E1000_STAT(stats.latecol) }, |
79 | { "tx_abort_late_coll", E1000_STAT(stats.latecol) }, | |
80 | { "tx_deferred_ok", E1000_STAT(stats.dc) }, | |
81 | { "tx_single_coll_ok", E1000_STAT(stats.scc) }, | |
82 | { "tx_multi_coll_ok", E1000_STAT(stats.mcc) }, | |
83 | { "tx_timeout_count", E1000_STAT(tx_timeout_count) }, | |
84 | { "tx_restart_queue", E1000_STAT(restart_queue) }, | |
85 | { "rx_long_length_errors", E1000_STAT(stats.roc) }, | |
86 | { "rx_short_length_errors", E1000_STAT(stats.ruc) }, | |
87 | { "rx_align_errors", E1000_STAT(stats.algnerrc) }, | |
88 | { "tx_tcp_seg_good", E1000_STAT(stats.tsctc) }, | |
89 | { "tx_tcp_seg_failed", E1000_STAT(stats.tsctfc) }, | |
90 | { "rx_flow_control_xon", E1000_STAT(stats.xonrxc) }, | |
91 | { "rx_flow_control_xoff", E1000_STAT(stats.xoffrxc) }, | |
92 | { "tx_flow_control_xon", E1000_STAT(stats.xontxc) }, | |
93 | { "tx_flow_control_xoff", E1000_STAT(stats.xofftxc) }, | |
7c25769f | 94 | { "rx_long_byte_count", E1000_STAT(stats.gorc) }, |
bc7f75fa AK |
95 | { "rx_csum_offload_good", E1000_STAT(hw_csum_good) }, |
96 | { "rx_csum_offload_errors", E1000_STAT(hw_csum_err) }, | |
97 | { "rx_header_split", E1000_STAT(rx_hdr_split) }, | |
98 | { "alloc_rx_buff_failed", E1000_STAT(alloc_rx_buff_failed) }, | |
99 | { "tx_smbus", E1000_STAT(stats.mgptc) }, | |
100 | { "rx_smbus", E1000_STAT(stats.mgprc) }, | |
101 | { "dropped_smbus", E1000_STAT(stats.mgpdc) }, | |
102 | { "rx_dma_failed", E1000_STAT(rx_dma_failed) }, | |
103 | { "tx_dma_failed", E1000_STAT(tx_dma_failed) }, | |
104 | }; | |
105 | ||
c00acf46 | 106 | #define E1000_GLOBAL_STATS_LEN ARRAY_SIZE(e1000_gstrings_stats) |
bc7f75fa AK |
107 | #define E1000_STATS_LEN (E1000_GLOBAL_STATS_LEN) |
108 | static const char e1000_gstrings_test[][ETH_GSTRING_LEN] = { | |
109 | "Register test (offline)", "Eeprom test (offline)", | |
110 | "Interrupt test (offline)", "Loopback test (offline)", | |
111 | "Link test (on/offline)" | |
112 | }; | |
ad68076e | 113 | #define E1000_TEST_LEN ARRAY_SIZE(e1000_gstrings_test) |
bc7f75fa AK |
114 | |
115 | static int e1000_get_settings(struct net_device *netdev, | |
116 | struct ethtool_cmd *ecmd) | |
117 | { | |
118 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
119 | struct e1000_hw *hw = &adapter->hw; | |
369d742d | 120 | u32 status; |
bc7f75fa | 121 | |
318a94d6 | 122 | if (hw->phy.media_type == e1000_media_type_copper) { |
bc7f75fa AK |
123 | |
124 | ecmd->supported = (SUPPORTED_10baseT_Half | | |
125 | SUPPORTED_10baseT_Full | | |
126 | SUPPORTED_100baseT_Half | | |
127 | SUPPORTED_100baseT_Full | | |
128 | SUPPORTED_1000baseT_Full | | |
129 | SUPPORTED_Autoneg | | |
130 | SUPPORTED_TP); | |
131 | if (hw->phy.type == e1000_phy_ife) | |
132 | ecmd->supported &= ~SUPPORTED_1000baseT_Full; | |
133 | ecmd->advertising = ADVERTISED_TP; | |
134 | ||
135 | if (hw->mac.autoneg == 1) { | |
136 | ecmd->advertising |= ADVERTISED_Autoneg; | |
137 | /* the e1000 autoneg seems to match ethtool nicely */ | |
138 | ecmd->advertising |= hw->phy.autoneg_advertised; | |
139 | } | |
140 | ||
141 | ecmd->port = PORT_TP; | |
142 | ecmd->phy_address = hw->phy.addr; | |
143 | ecmd->transceiver = XCVR_INTERNAL; | |
144 | ||
145 | } else { | |
146 | ecmd->supported = (SUPPORTED_1000baseT_Full | | |
147 | SUPPORTED_FIBRE | | |
148 | SUPPORTED_Autoneg); | |
149 | ||
150 | ecmd->advertising = (ADVERTISED_1000baseT_Full | | |
151 | ADVERTISED_FIBRE | | |
152 | ADVERTISED_Autoneg); | |
153 | ||
154 | ecmd->port = PORT_FIBRE; | |
155 | ecmd->transceiver = XCVR_EXTERNAL; | |
156 | } | |
157 | ||
369d742d AK |
158 | status = er32(STATUS); |
159 | if (status & E1000_STATUS_LU) { | |
160 | if (status & E1000_STATUS_SPEED_1000) | |
161 | ecmd->speed = 1000; | |
162 | else if (status & E1000_STATUS_SPEED_100) | |
163 | ecmd->speed = 100; | |
164 | else | |
165 | ecmd->speed = 10; | |
bc7f75fa | 166 | |
369d742d | 167 | if (status & E1000_STATUS_FD) |
bc7f75fa AK |
168 | ecmd->duplex = DUPLEX_FULL; |
169 | else | |
170 | ecmd->duplex = DUPLEX_HALF; | |
171 | } else { | |
172 | ecmd->speed = -1; | |
173 | ecmd->duplex = -1; | |
174 | } | |
175 | ||
318a94d6 | 176 | ecmd->autoneg = ((hw->phy.media_type == e1000_media_type_fiber) || |
bc7f75fa | 177 | hw->mac.autoneg) ? AUTONEG_ENABLE : AUTONEG_DISABLE; |
18760f1e CL |
178 | |
179 | /* MDI-X => 2; MDI =>1; Invalid =>0 */ | |
180 | if ((hw->phy.media_type == e1000_media_type_copper) && | |
181 | !hw->mac.get_link_status) | |
182 | ecmd->eth_tp_mdix = hw->phy.is_mdix ? ETH_TP_MDI_X : | |
183 | ETH_TP_MDI; | |
184 | else | |
185 | ecmd->eth_tp_mdix = ETH_TP_MDI_INVALID; | |
186 | ||
bc7f75fa AK |
187 | return 0; |
188 | } | |
189 | ||
369d742d AK |
190 | static u32 e1000_get_link(struct net_device *netdev) |
191 | { | |
192 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
a20e4cf9 BA |
193 | |
194 | return e1000_has_link(adapter); | |
369d742d AK |
195 | } |
196 | ||
bc7f75fa AK |
197 | static int e1000_set_spd_dplx(struct e1000_adapter *adapter, u16 spddplx) |
198 | { | |
199 | struct e1000_mac_info *mac = &adapter->hw.mac; | |
200 | ||
201 | mac->autoneg = 0; | |
202 | ||
203 | /* Fiber NICs only allow 1000 gbps Full duplex */ | |
318a94d6 | 204 | if ((adapter->hw.phy.media_type == e1000_media_type_fiber) && |
bc7f75fa | 205 | spddplx != (SPEED_1000 + DUPLEX_FULL)) { |
44defeb3 | 206 | e_err("Unsupported Speed/Duplex configuration\n"); |
bc7f75fa AK |
207 | return -EINVAL; |
208 | } | |
209 | ||
210 | switch (spddplx) { | |
211 | case SPEED_10 + DUPLEX_HALF: | |
212 | mac->forced_speed_duplex = ADVERTISE_10_HALF; | |
213 | break; | |
214 | case SPEED_10 + DUPLEX_FULL: | |
215 | mac->forced_speed_duplex = ADVERTISE_10_FULL; | |
216 | break; | |
217 | case SPEED_100 + DUPLEX_HALF: | |
218 | mac->forced_speed_duplex = ADVERTISE_100_HALF; | |
219 | break; | |
220 | case SPEED_100 + DUPLEX_FULL: | |
221 | mac->forced_speed_duplex = ADVERTISE_100_FULL; | |
222 | break; | |
223 | case SPEED_1000 + DUPLEX_FULL: | |
224 | mac->autoneg = 1; | |
225 | adapter->hw.phy.autoneg_advertised = ADVERTISE_1000_FULL; | |
226 | break; | |
227 | case SPEED_1000 + DUPLEX_HALF: /* not supported */ | |
228 | default: | |
44defeb3 | 229 | e_err("Unsupported Speed/Duplex configuration\n"); |
bc7f75fa AK |
230 | return -EINVAL; |
231 | } | |
232 | return 0; | |
233 | } | |
234 | ||
235 | static int e1000_set_settings(struct net_device *netdev, | |
236 | struct ethtool_cmd *ecmd) | |
237 | { | |
238 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
239 | struct e1000_hw *hw = &adapter->hw; | |
240 | ||
ad68076e BA |
241 | /* |
242 | * When SoL/IDER sessions are active, autoneg/speed/duplex | |
243 | * cannot be changed | |
244 | */ | |
bc7f75fa | 245 | if (e1000_check_reset_block(hw)) { |
44defeb3 JK |
246 | e_err("Cannot change link characteristics when SoL/IDER is " |
247 | "active.\n"); | |
bc7f75fa AK |
248 | return -EINVAL; |
249 | } | |
250 | ||
251 | while (test_and_set_bit(__E1000_RESETTING, &adapter->state)) | |
252 | msleep(1); | |
253 | ||
254 | if (ecmd->autoneg == AUTONEG_ENABLE) { | |
255 | hw->mac.autoneg = 1; | |
318a94d6 | 256 | if (hw->phy.media_type == e1000_media_type_fiber) |
bc7f75fa AK |
257 | hw->phy.autoneg_advertised = ADVERTISED_1000baseT_Full | |
258 | ADVERTISED_FIBRE | | |
259 | ADVERTISED_Autoneg; | |
260 | else | |
261 | hw->phy.autoneg_advertised = ecmd->advertising | | |
262 | ADVERTISED_TP | | |
263 | ADVERTISED_Autoneg; | |
264 | ecmd->advertising = hw->phy.autoneg_advertised; | |
318a94d6 | 265 | if (adapter->fc_autoneg) |
5c48ef3e | 266 | hw->fc.requested_mode = e1000_fc_default; |
bc7f75fa AK |
267 | } else { |
268 | if (e1000_set_spd_dplx(adapter, ecmd->speed + ecmd->duplex)) { | |
269 | clear_bit(__E1000_RESETTING, &adapter->state); | |
270 | return -EINVAL; | |
271 | } | |
272 | } | |
273 | ||
274 | /* reset the link */ | |
275 | ||
276 | if (netif_running(adapter->netdev)) { | |
277 | e1000e_down(adapter); | |
278 | e1000e_up(adapter); | |
279 | } else { | |
280 | e1000e_reset(adapter); | |
281 | } | |
282 | ||
283 | clear_bit(__E1000_RESETTING, &adapter->state); | |
284 | return 0; | |
285 | } | |
286 | ||
287 | static void e1000_get_pauseparam(struct net_device *netdev, | |
288 | struct ethtool_pauseparam *pause) | |
289 | { | |
290 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
291 | struct e1000_hw *hw = &adapter->hw; | |
292 | ||
293 | pause->autoneg = | |
294 | (adapter->fc_autoneg ? AUTONEG_ENABLE : AUTONEG_DISABLE); | |
295 | ||
5c48ef3e | 296 | if (hw->fc.current_mode == e1000_fc_rx_pause) { |
bc7f75fa | 297 | pause->rx_pause = 1; |
5c48ef3e | 298 | } else if (hw->fc.current_mode == e1000_fc_tx_pause) { |
bc7f75fa | 299 | pause->tx_pause = 1; |
5c48ef3e | 300 | } else if (hw->fc.current_mode == e1000_fc_full) { |
bc7f75fa AK |
301 | pause->rx_pause = 1; |
302 | pause->tx_pause = 1; | |
303 | } | |
304 | } | |
305 | ||
306 | static int e1000_set_pauseparam(struct net_device *netdev, | |
307 | struct ethtool_pauseparam *pause) | |
308 | { | |
309 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
310 | struct e1000_hw *hw = &adapter->hw; | |
311 | int retval = 0; | |
312 | ||
313 | adapter->fc_autoneg = pause->autoneg; | |
314 | ||
315 | while (test_and_set_bit(__E1000_RESETTING, &adapter->state)) | |
316 | msleep(1); | |
317 | ||
bc7f75fa | 318 | if (adapter->fc_autoneg == AUTONEG_ENABLE) { |
5c48ef3e | 319 | hw->fc.requested_mode = e1000_fc_default; |
bc7f75fa AK |
320 | if (netif_running(adapter->netdev)) { |
321 | e1000e_down(adapter); | |
322 | e1000e_up(adapter); | |
323 | } else { | |
324 | e1000e_reset(adapter); | |
325 | } | |
326 | } else { | |
5c48ef3e BA |
327 | if (pause->rx_pause && pause->tx_pause) |
328 | hw->fc.requested_mode = e1000_fc_full; | |
329 | else if (pause->rx_pause && !pause->tx_pause) | |
330 | hw->fc.requested_mode = e1000_fc_rx_pause; | |
331 | else if (!pause->rx_pause && pause->tx_pause) | |
332 | hw->fc.requested_mode = e1000_fc_tx_pause; | |
333 | else if (!pause->rx_pause && !pause->tx_pause) | |
334 | hw->fc.requested_mode = e1000_fc_none; | |
335 | ||
336 | hw->fc.current_mode = hw->fc.requested_mode; | |
337 | ||
318a94d6 | 338 | retval = ((hw->phy.media_type == e1000_media_type_fiber) ? |
bc7f75fa AK |
339 | hw->mac.ops.setup_link(hw) : e1000e_force_mac_fc(hw)); |
340 | } | |
341 | ||
342 | clear_bit(__E1000_RESETTING, &adapter->state); | |
343 | return retval; | |
344 | } | |
345 | ||
346 | static u32 e1000_get_rx_csum(struct net_device *netdev) | |
347 | { | |
348 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
349 | return (adapter->flags & FLAG_RX_CSUM_ENABLED); | |
350 | } | |
351 | ||
352 | static int e1000_set_rx_csum(struct net_device *netdev, u32 data) | |
353 | { | |
354 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
355 | ||
356 | if (data) | |
357 | adapter->flags |= FLAG_RX_CSUM_ENABLED; | |
358 | else | |
359 | adapter->flags &= ~FLAG_RX_CSUM_ENABLED; | |
360 | ||
361 | if (netif_running(netdev)) | |
362 | e1000e_reinit_locked(adapter); | |
363 | else | |
364 | e1000e_reset(adapter); | |
365 | return 0; | |
366 | } | |
367 | ||
368 | static u32 e1000_get_tx_csum(struct net_device *netdev) | |
369 | { | |
370 | return ((netdev->features & NETIF_F_HW_CSUM) != 0); | |
371 | } | |
372 | ||
373 | static int e1000_set_tx_csum(struct net_device *netdev, u32 data) | |
374 | { | |
375 | if (data) | |
376 | netdev->features |= NETIF_F_HW_CSUM; | |
377 | else | |
378 | netdev->features &= ~NETIF_F_HW_CSUM; | |
379 | ||
380 | return 0; | |
381 | } | |
382 | ||
383 | static int e1000_set_tso(struct net_device *netdev, u32 data) | |
384 | { | |
385 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
386 | ||
387 | if (data) { | |
388 | netdev->features |= NETIF_F_TSO; | |
389 | netdev->features |= NETIF_F_TSO6; | |
390 | } else { | |
391 | netdev->features &= ~NETIF_F_TSO; | |
392 | netdev->features &= ~NETIF_F_TSO6; | |
393 | } | |
394 | ||
44defeb3 | 395 | e_info("TSO is %s\n", data ? "Enabled" : "Disabled"); |
bc7f75fa AK |
396 | adapter->flags |= FLAG_TSO_FORCE; |
397 | return 0; | |
398 | } | |
399 | ||
400 | static u32 e1000_get_msglevel(struct net_device *netdev) | |
401 | { | |
402 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
403 | return adapter->msg_enable; | |
404 | } | |
405 | ||
406 | static void e1000_set_msglevel(struct net_device *netdev, u32 data) | |
407 | { | |
408 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
409 | adapter->msg_enable = data; | |
410 | } | |
411 | ||
412 | static int e1000_get_regs_len(struct net_device *netdev) | |
413 | { | |
414 | #define E1000_REGS_LEN 32 /* overestimate */ | |
415 | return E1000_REGS_LEN * sizeof(u32); | |
416 | } | |
417 | ||
418 | static void e1000_get_regs(struct net_device *netdev, | |
419 | struct ethtool_regs *regs, void *p) | |
420 | { | |
421 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
422 | struct e1000_hw *hw = &adapter->hw; | |
423 | u32 *regs_buff = p; | |
424 | u16 phy_data; | |
425 | u8 revision_id; | |
426 | ||
427 | memset(p, 0, E1000_REGS_LEN * sizeof(u32)); | |
428 | ||
429 | pci_read_config_byte(adapter->pdev, PCI_REVISION_ID, &revision_id); | |
430 | ||
431 | regs->version = (1 << 24) | (revision_id << 16) | adapter->pdev->device; | |
432 | ||
433 | regs_buff[0] = er32(CTRL); | |
434 | regs_buff[1] = er32(STATUS); | |
435 | ||
436 | regs_buff[2] = er32(RCTL); | |
437 | regs_buff[3] = er32(RDLEN); | |
438 | regs_buff[4] = er32(RDH); | |
439 | regs_buff[5] = er32(RDT); | |
440 | regs_buff[6] = er32(RDTR); | |
441 | ||
442 | regs_buff[7] = er32(TCTL); | |
443 | regs_buff[8] = er32(TDLEN); | |
444 | regs_buff[9] = er32(TDH); | |
445 | regs_buff[10] = er32(TDT); | |
446 | regs_buff[11] = er32(TIDV); | |
447 | ||
448 | regs_buff[12] = adapter->hw.phy.type; /* PHY type (IGP=1, M88=0) */ | |
23033fad JB |
449 | |
450 | /* ethtool doesn't use anything past this point, so all this | |
451 | * code is likely legacy junk for apps that may or may not | |
452 | * exist */ | |
bc7f75fa AK |
453 | if (hw->phy.type == e1000_phy_m88) { |
454 | e1e_rphy(hw, M88E1000_PHY_SPEC_STATUS, &phy_data); | |
455 | regs_buff[13] = (u32)phy_data; /* cable length */ | |
456 | regs_buff[14] = 0; /* Dummy (to align w/ IGP phy reg dump) */ | |
457 | regs_buff[15] = 0; /* Dummy (to align w/ IGP phy reg dump) */ | |
458 | regs_buff[16] = 0; /* Dummy (to align w/ IGP phy reg dump) */ | |
459 | e1e_rphy(hw, M88E1000_PHY_SPEC_CTRL, &phy_data); | |
460 | regs_buff[17] = (u32)phy_data; /* extended 10bt distance */ | |
461 | regs_buff[18] = regs_buff[13]; /* cable polarity */ | |
462 | regs_buff[19] = 0; /* Dummy (to align w/ IGP phy reg dump) */ | |
463 | regs_buff[20] = regs_buff[17]; /* polarity correction */ | |
464 | /* phy receive errors */ | |
465 | regs_buff[22] = adapter->phy_stats.receive_errors; | |
466 | regs_buff[23] = regs_buff[13]; /* mdix mode */ | |
467 | } | |
23033fad | 468 | regs_buff[21] = 0; /* was idle_errors */ |
bc7f75fa AK |
469 | e1e_rphy(hw, PHY_1000T_STATUS, &phy_data); |
470 | regs_buff[24] = (u32)phy_data; /* phy local receiver status */ | |
471 | regs_buff[25] = regs_buff[24]; /* phy remote receiver status */ | |
472 | } | |
473 | ||
474 | static int e1000_get_eeprom_len(struct net_device *netdev) | |
475 | { | |
476 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
477 | return adapter->hw.nvm.word_size * 2; | |
478 | } | |
479 | ||
480 | static int e1000_get_eeprom(struct net_device *netdev, | |
481 | struct ethtool_eeprom *eeprom, u8 *bytes) | |
482 | { | |
483 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
484 | struct e1000_hw *hw = &adapter->hw; | |
485 | u16 *eeprom_buff; | |
486 | int first_word; | |
487 | int last_word; | |
488 | int ret_val = 0; | |
489 | u16 i; | |
490 | ||
491 | if (eeprom->len == 0) | |
492 | return -EINVAL; | |
493 | ||
494 | eeprom->magic = adapter->pdev->vendor | (adapter->pdev->device << 16); | |
495 | ||
496 | first_word = eeprom->offset >> 1; | |
497 | last_word = (eeprom->offset + eeprom->len - 1) >> 1; | |
498 | ||
499 | eeprom_buff = kmalloc(sizeof(u16) * | |
500 | (last_word - first_word + 1), GFP_KERNEL); | |
501 | if (!eeprom_buff) | |
502 | return -ENOMEM; | |
503 | ||
504 | if (hw->nvm.type == e1000_nvm_eeprom_spi) { | |
505 | ret_val = e1000_read_nvm(hw, first_word, | |
506 | last_word - first_word + 1, | |
507 | eeprom_buff); | |
508 | } else { | |
509 | for (i = 0; i < last_word - first_word + 1; i++) { | |
510 | ret_val = e1000_read_nvm(hw, first_word + i, 1, | |
511 | &eeprom_buff[i]); | |
e243455d | 512 | if (ret_val) |
bc7f75fa AK |
513 | break; |
514 | } | |
515 | } | |
516 | ||
e243455d BA |
517 | if (ret_val) { |
518 | /* a read error occurred, throw away the result */ | |
519 | memset(eeprom_buff, 0xff, sizeof(eeprom_buff)); | |
520 | } else { | |
521 | /* Device's eeprom is always little-endian, word addressable */ | |
522 | for (i = 0; i < last_word - first_word + 1; i++) | |
523 | le16_to_cpus(&eeprom_buff[i]); | |
524 | } | |
bc7f75fa AK |
525 | |
526 | memcpy(bytes, (u8 *)eeprom_buff + (eeprom->offset & 1), eeprom->len); | |
527 | kfree(eeprom_buff); | |
528 | ||
529 | return ret_val; | |
530 | } | |
531 | ||
532 | static int e1000_set_eeprom(struct net_device *netdev, | |
533 | struct ethtool_eeprom *eeprom, u8 *bytes) | |
534 | { | |
535 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
536 | struct e1000_hw *hw = &adapter->hw; | |
537 | u16 *eeprom_buff; | |
538 | void *ptr; | |
539 | int max_len; | |
540 | int first_word; | |
541 | int last_word; | |
542 | int ret_val = 0; | |
543 | u16 i; | |
544 | ||
545 | if (eeprom->len == 0) | |
546 | return -EOPNOTSUPP; | |
547 | ||
548 | if (eeprom->magic != (adapter->pdev->vendor | (adapter->pdev->device << 16))) | |
549 | return -EFAULT; | |
550 | ||
4a770358 BA |
551 | if (adapter->flags & FLAG_READ_ONLY_NVM) |
552 | return -EINVAL; | |
553 | ||
bc7f75fa AK |
554 | max_len = hw->nvm.word_size * 2; |
555 | ||
556 | first_word = eeprom->offset >> 1; | |
557 | last_word = (eeprom->offset + eeprom->len - 1) >> 1; | |
558 | eeprom_buff = kmalloc(max_len, GFP_KERNEL); | |
559 | if (!eeprom_buff) | |
560 | return -ENOMEM; | |
561 | ||
562 | ptr = (void *)eeprom_buff; | |
563 | ||
564 | if (eeprom->offset & 1) { | |
565 | /* need read/modify/write of first changed EEPROM word */ | |
566 | /* only the second byte of the word is being modified */ | |
567 | ret_val = e1000_read_nvm(hw, first_word, 1, &eeprom_buff[0]); | |
568 | ptr++; | |
569 | } | |
570 | if (((eeprom->offset + eeprom->len) & 1) && (ret_val == 0)) | |
571 | /* need read/modify/write of last changed EEPROM word */ | |
572 | /* only the first byte of the word is being modified */ | |
573 | ret_val = e1000_read_nvm(hw, last_word, 1, | |
574 | &eeprom_buff[last_word - first_word]); | |
575 | ||
e243455d BA |
576 | if (ret_val) |
577 | goto out; | |
578 | ||
bc7f75fa AK |
579 | /* Device's eeprom is always little-endian, word addressable */ |
580 | for (i = 0; i < last_word - first_word + 1; i++) | |
581 | le16_to_cpus(&eeprom_buff[i]); | |
582 | ||
583 | memcpy(ptr, bytes, eeprom->len); | |
584 | ||
585 | for (i = 0; i < last_word - first_word + 1; i++) | |
586 | eeprom_buff[i] = cpu_to_le16(eeprom_buff[i]); | |
587 | ||
588 | ret_val = e1000_write_nvm(hw, first_word, | |
589 | last_word - first_word + 1, eeprom_buff); | |
590 | ||
e243455d BA |
591 | if (ret_val) |
592 | goto out; | |
593 | ||
ad68076e BA |
594 | /* |
595 | * Update the checksum over the first part of the EEPROM if needed | |
e243455d | 596 | * and flush shadow RAM for applicable controllers |
ad68076e | 597 | */ |
e243455d BA |
598 | if ((first_word <= NVM_CHECKSUM_REG) || |
599 | (hw->mac.type == e1000_82574) || (hw->mac.type == e1000_82573)) | |
600 | ret_val = e1000e_update_nvm_checksum(hw); | |
bc7f75fa | 601 | |
e243455d | 602 | out: |
bc7f75fa AK |
603 | kfree(eeprom_buff); |
604 | return ret_val; | |
605 | } | |
606 | ||
607 | static void e1000_get_drvinfo(struct net_device *netdev, | |
608 | struct ethtool_drvinfo *drvinfo) | |
609 | { | |
610 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
611 | char firmware_version[32]; | |
bc7f75fa AK |
612 | |
613 | strncpy(drvinfo->driver, e1000e_driver_name, 32); | |
614 | strncpy(drvinfo->version, e1000e_driver_version, 32); | |
615 | ||
ad68076e BA |
616 | /* |
617 | * EEPROM image version # is reported as firmware version # for | |
618 | * PCI-E controllers | |
619 | */ | |
bc7f75fa | 620 | sprintf(firmware_version, "%d.%d-%d", |
84527590 BA |
621 | (adapter->eeprom_vers & 0xF000) >> 12, |
622 | (adapter->eeprom_vers & 0x0FF0) >> 4, | |
623 | (adapter->eeprom_vers & 0x000F)); | |
bc7f75fa AK |
624 | |
625 | strncpy(drvinfo->fw_version, firmware_version, 32); | |
626 | strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32); | |
bc7f75fa AK |
627 | drvinfo->regdump_len = e1000_get_regs_len(netdev); |
628 | drvinfo->eedump_len = e1000_get_eeprom_len(netdev); | |
629 | } | |
630 | ||
631 | static void e1000_get_ringparam(struct net_device *netdev, | |
632 | struct ethtool_ringparam *ring) | |
633 | { | |
634 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
635 | struct e1000_ring *tx_ring = adapter->tx_ring; | |
636 | struct e1000_ring *rx_ring = adapter->rx_ring; | |
637 | ||
638 | ring->rx_max_pending = E1000_MAX_RXD; | |
639 | ring->tx_max_pending = E1000_MAX_TXD; | |
640 | ring->rx_mini_max_pending = 0; | |
641 | ring->rx_jumbo_max_pending = 0; | |
642 | ring->rx_pending = rx_ring->count; | |
643 | ring->tx_pending = tx_ring->count; | |
644 | ring->rx_mini_pending = 0; | |
645 | ring->rx_jumbo_pending = 0; | |
646 | } | |
647 | ||
648 | static int e1000_set_ringparam(struct net_device *netdev, | |
649 | struct ethtool_ringparam *ring) | |
650 | { | |
651 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
652 | struct e1000_ring *tx_ring, *tx_old; | |
653 | struct e1000_ring *rx_ring, *rx_old; | |
654 | int err; | |
655 | ||
656 | if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) | |
657 | return -EINVAL; | |
658 | ||
659 | while (test_and_set_bit(__E1000_RESETTING, &adapter->state)) | |
660 | msleep(1); | |
661 | ||
662 | if (netif_running(adapter->netdev)) | |
663 | e1000e_down(adapter); | |
664 | ||
665 | tx_old = adapter->tx_ring; | |
666 | rx_old = adapter->rx_ring; | |
667 | ||
668 | err = -ENOMEM; | |
669 | tx_ring = kzalloc(sizeof(struct e1000_ring), GFP_KERNEL); | |
670 | if (!tx_ring) | |
671 | goto err_alloc_tx; | |
cef8c793 BA |
672 | /* |
673 | * use a memcpy to save any previously configured | |
674 | * items like napi structs from having to be | |
675 | * reinitialized | |
676 | */ | |
677 | memcpy(tx_ring, tx_old, sizeof(struct e1000_ring)); | |
bc7f75fa AK |
678 | |
679 | rx_ring = kzalloc(sizeof(struct e1000_ring), GFP_KERNEL); | |
680 | if (!rx_ring) | |
681 | goto err_alloc_rx; | |
cef8c793 | 682 | memcpy(rx_ring, rx_old, sizeof(struct e1000_ring)); |
bc7f75fa AK |
683 | |
684 | adapter->tx_ring = tx_ring; | |
685 | adapter->rx_ring = rx_ring; | |
686 | ||
687 | rx_ring->count = max(ring->rx_pending, (u32)E1000_MIN_RXD); | |
688 | rx_ring->count = min(rx_ring->count, (u32)(E1000_MAX_RXD)); | |
689 | rx_ring->count = ALIGN(rx_ring->count, REQ_RX_DESCRIPTOR_MULTIPLE); | |
690 | ||
691 | tx_ring->count = max(ring->tx_pending, (u32)E1000_MIN_TXD); | |
692 | tx_ring->count = min(tx_ring->count, (u32)(E1000_MAX_TXD)); | |
693 | tx_ring->count = ALIGN(tx_ring->count, REQ_TX_DESCRIPTOR_MULTIPLE); | |
694 | ||
695 | if (netif_running(adapter->netdev)) { | |
696 | /* Try to get new resources before deleting old */ | |
697 | err = e1000e_setup_rx_resources(adapter); | |
698 | if (err) | |
699 | goto err_setup_rx; | |
700 | err = e1000e_setup_tx_resources(adapter); | |
701 | if (err) | |
702 | goto err_setup_tx; | |
703 | ||
ad68076e BA |
704 | /* |
705 | * restore the old in order to free it, | |
706 | * then add in the new | |
707 | */ | |
bc7f75fa AK |
708 | adapter->rx_ring = rx_old; |
709 | adapter->tx_ring = tx_old; | |
710 | e1000e_free_rx_resources(adapter); | |
711 | e1000e_free_tx_resources(adapter); | |
712 | kfree(tx_old); | |
713 | kfree(rx_old); | |
714 | adapter->rx_ring = rx_ring; | |
715 | adapter->tx_ring = tx_ring; | |
716 | err = e1000e_up(adapter); | |
717 | if (err) | |
718 | goto err_setup; | |
719 | } | |
720 | ||
721 | clear_bit(__E1000_RESETTING, &adapter->state); | |
722 | return 0; | |
723 | err_setup_tx: | |
724 | e1000e_free_rx_resources(adapter); | |
725 | err_setup_rx: | |
726 | adapter->rx_ring = rx_old; | |
727 | adapter->tx_ring = tx_old; | |
728 | kfree(rx_ring); | |
729 | err_alloc_rx: | |
730 | kfree(tx_ring); | |
731 | err_alloc_tx: | |
732 | e1000e_up(adapter); | |
733 | err_setup: | |
734 | clear_bit(__E1000_RESETTING, &adapter->state); | |
735 | return err; | |
736 | } | |
737 | ||
cef8c793 BA |
738 | static bool reg_pattern_test(struct e1000_adapter *adapter, u64 *data, |
739 | int reg, int offset, u32 mask, u32 write) | |
2a887191 | 740 | { |
cef8c793 | 741 | u32 pat, val; |
2a887191 JP |
742 | static const u32 test[] = |
743 | {0x5A5A5A5A, 0xA5A5A5A5, 0x00000000, 0xFFFFFFFF}; | |
cef8c793 | 744 | for (pat = 0; pat < ARRAY_SIZE(test); pat++) { |
2a887191 | 745 | E1000_WRITE_REG_ARRAY(&adapter->hw, reg, offset, |
cef8c793 BA |
746 | (test[pat] & write)); |
747 | val = E1000_READ_REG_ARRAY(&adapter->hw, reg, offset); | |
748 | if (val != (test[pat] & write & mask)) { | |
44defeb3 JK |
749 | e_err("pattern test reg %04X failed: got 0x%08X " |
750 | "expected 0x%08X\n", reg + offset, val, | |
751 | (test[pat] & write & mask)); | |
2a887191 | 752 | *data = reg; |
cef8c793 | 753 | return 1; |
2a887191 JP |
754 | } |
755 | } | |
cef8c793 | 756 | return 0; |
bc7f75fa AK |
757 | } |
758 | ||
2a887191 JP |
759 | static bool reg_set_and_check(struct e1000_adapter *adapter, u64 *data, |
760 | int reg, u32 mask, u32 write) | |
761 | { | |
cef8c793 | 762 | u32 val; |
2a887191 | 763 | __ew32(&adapter->hw, reg, write & mask); |
cef8c793 BA |
764 | val = __er32(&adapter->hw, reg); |
765 | if ((write & mask) != (val & mask)) { | |
44defeb3 JK |
766 | e_err("set/check reg %04X test failed: got 0x%08X " |
767 | "expected 0x%08X\n", reg, (val & mask), (write & mask)); | |
2a887191 | 768 | *data = reg; |
cef8c793 | 769 | return 1; |
2a887191 | 770 | } |
cef8c793 | 771 | return 0; |
bc7f75fa | 772 | } |
cef8c793 BA |
773 | #define REG_PATTERN_TEST_ARRAY(reg, offset, mask, write) \ |
774 | do { \ | |
775 | if (reg_pattern_test(adapter, data, reg, offset, mask, write)) \ | |
776 | return 1; \ | |
2a887191 | 777 | } while (0) |
cef8c793 BA |
778 | #define REG_PATTERN_TEST(reg, mask, write) \ |
779 | REG_PATTERN_TEST_ARRAY(reg, 0, mask, write) | |
2a887191 | 780 | |
cef8c793 BA |
781 | #define REG_SET_AND_CHECK(reg, mask, write) \ |
782 | do { \ | |
783 | if (reg_set_and_check(adapter, data, reg, mask, write)) \ | |
784 | return 1; \ | |
2a887191 JP |
785 | } while (0) |
786 | ||
bc7f75fa AK |
787 | static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data) |
788 | { | |
789 | struct e1000_hw *hw = &adapter->hw; | |
790 | struct e1000_mac_info *mac = &adapter->hw.mac; | |
bc7f75fa AK |
791 | u32 value; |
792 | u32 before; | |
793 | u32 after; | |
794 | u32 i; | |
795 | u32 toggle; | |
a4f58f54 | 796 | u32 mask; |
bc7f75fa | 797 | |
ad68076e BA |
798 | /* |
799 | * The status register is Read Only, so a write should fail. | |
bc7f75fa AK |
800 | * Some bits that get toggled are ignored. |
801 | */ | |
802 | switch (mac->type) { | |
803 | /* there are several bits on newer hardware that are r/w */ | |
804 | case e1000_82571: | |
805 | case e1000_82572: | |
806 | case e1000_80003es2lan: | |
807 | toggle = 0x7FFFF3FF; | |
808 | break; | |
a4f58f54 | 809 | default: |
bc7f75fa AK |
810 | toggle = 0x7FFFF033; |
811 | break; | |
bc7f75fa AK |
812 | } |
813 | ||
814 | before = er32(STATUS); | |
815 | value = (er32(STATUS) & toggle); | |
816 | ew32(STATUS, toggle); | |
817 | after = er32(STATUS) & toggle; | |
818 | if (value != after) { | |
44defeb3 JK |
819 | e_err("failed STATUS register test got: 0x%08X expected: " |
820 | "0x%08X\n", after, value); | |
bc7f75fa AK |
821 | *data = 1; |
822 | return 1; | |
823 | } | |
824 | /* restore previous status */ | |
825 | ew32(STATUS, before); | |
826 | ||
97ac8cae | 827 | if (!(adapter->flags & FLAG_IS_ICH)) { |
bc7f75fa AK |
828 | REG_PATTERN_TEST(E1000_FCAL, 0xFFFFFFFF, 0xFFFFFFFF); |
829 | REG_PATTERN_TEST(E1000_FCAH, 0x0000FFFF, 0xFFFFFFFF); | |
830 | REG_PATTERN_TEST(E1000_FCT, 0x0000FFFF, 0xFFFFFFFF); | |
831 | REG_PATTERN_TEST(E1000_VET, 0x0000FFFF, 0xFFFFFFFF); | |
832 | } | |
833 | ||
834 | REG_PATTERN_TEST(E1000_RDTR, 0x0000FFFF, 0xFFFFFFFF); | |
835 | REG_PATTERN_TEST(E1000_RDBAH, 0xFFFFFFFF, 0xFFFFFFFF); | |
836 | REG_PATTERN_TEST(E1000_RDLEN, 0x000FFF80, 0x000FFFFF); | |
837 | REG_PATTERN_TEST(E1000_RDH, 0x0000FFFF, 0x0000FFFF); | |
838 | REG_PATTERN_TEST(E1000_RDT, 0x0000FFFF, 0x0000FFFF); | |
839 | REG_PATTERN_TEST(E1000_FCRTH, 0x0000FFF8, 0x0000FFF8); | |
840 | REG_PATTERN_TEST(E1000_FCTTV, 0x0000FFFF, 0x0000FFFF); | |
841 | REG_PATTERN_TEST(E1000_TIPG, 0x3FFFFFFF, 0x3FFFFFFF); | |
842 | REG_PATTERN_TEST(E1000_TDBAH, 0xFFFFFFFF, 0xFFFFFFFF); | |
843 | REG_PATTERN_TEST(E1000_TDLEN, 0x000FFF80, 0x000FFFFF); | |
844 | ||
845 | REG_SET_AND_CHECK(E1000_RCTL, 0xFFFFFFFF, 0x00000000); | |
846 | ||
97ac8cae | 847 | before = ((adapter->flags & FLAG_IS_ICH) ? 0x06C3B33E : 0x06DFB3FE); |
bc7f75fa AK |
848 | REG_SET_AND_CHECK(E1000_RCTL, before, 0x003FFFFB); |
849 | REG_SET_AND_CHECK(E1000_TCTL, 0xFFFFFFFF, 0x00000000); | |
850 | ||
8658251d AK |
851 | REG_SET_AND_CHECK(E1000_RCTL, before, 0xFFFFFFFF); |
852 | REG_PATTERN_TEST(E1000_RDBAL, 0xFFFFFFF0, 0xFFFFFFFF); | |
97ac8cae | 853 | if (!(adapter->flags & FLAG_IS_ICH)) |
8658251d AK |
854 | REG_PATTERN_TEST(E1000_TXCW, 0xC000FFFF, 0x0000FFFF); |
855 | REG_PATTERN_TEST(E1000_TDBAL, 0xFFFFFFF0, 0xFFFFFFFF); | |
856 | REG_PATTERN_TEST(E1000_TIDV, 0x0000FFFF, 0x0000FFFF); | |
a4f58f54 BA |
857 | mask = 0x8003FFFF; |
858 | switch (mac->type) { | |
859 | case e1000_ich10lan: | |
860 | case e1000_pchlan: | |
861 | mask |= (1 << 18); | |
862 | break; | |
863 | default: | |
864 | break; | |
865 | } | |
8658251d AK |
866 | for (i = 0; i < mac->rar_entry_count; i++) |
867 | REG_PATTERN_TEST_ARRAY(E1000_RA, ((i << 1) + 1), | |
a4f58f54 | 868 | mask, 0xFFFFFFFF); |
bc7f75fa AK |
869 | |
870 | for (i = 0; i < mac->mta_reg_count; i++) | |
871 | REG_PATTERN_TEST_ARRAY(E1000_MTA, i, 0xFFFFFFFF, 0xFFFFFFFF); | |
872 | ||
873 | *data = 0; | |
874 | return 0; | |
875 | } | |
876 | ||
877 | static int e1000_eeprom_test(struct e1000_adapter *adapter, u64 *data) | |
878 | { | |
879 | u16 temp; | |
880 | u16 checksum = 0; | |
881 | u16 i; | |
882 | ||
883 | *data = 0; | |
884 | /* Read and add up the contents of the EEPROM */ | |
885 | for (i = 0; i < (NVM_CHECKSUM_REG + 1); i++) { | |
886 | if ((e1000_read_nvm(&adapter->hw, i, 1, &temp)) < 0) { | |
887 | *data = 1; | |
e243455d | 888 | return *data; |
bc7f75fa AK |
889 | } |
890 | checksum += temp; | |
891 | } | |
892 | ||
893 | /* If Checksum is not Correct return error else test passed */ | |
894 | if ((checksum != (u16) NVM_SUM) && !(*data)) | |
895 | *data = 2; | |
896 | ||
897 | return *data; | |
898 | } | |
899 | ||
900 | static irqreturn_t e1000_test_intr(int irq, void *data) | |
901 | { | |
902 | struct net_device *netdev = (struct net_device *) data; | |
903 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
904 | struct e1000_hw *hw = &adapter->hw; | |
905 | ||
906 | adapter->test_icr |= er32(ICR); | |
907 | ||
908 | return IRQ_HANDLED; | |
909 | } | |
910 | ||
911 | static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data) | |
912 | { | |
913 | struct net_device *netdev = adapter->netdev; | |
914 | struct e1000_hw *hw = &adapter->hw; | |
915 | u32 mask; | |
916 | u32 shared_int = 1; | |
917 | u32 irq = adapter->pdev->irq; | |
918 | int i; | |
4662e82b BA |
919 | int ret_val = 0; |
920 | int int_mode = E1000E_INT_MODE_LEGACY; | |
bc7f75fa AK |
921 | |
922 | *data = 0; | |
923 | ||
4662e82b BA |
924 | /* NOTE: we don't test MSI/MSI-X interrupts here, yet */ |
925 | if (adapter->int_mode == E1000E_INT_MODE_MSIX) { | |
926 | int_mode = adapter->int_mode; | |
927 | e1000e_reset_interrupt_capability(adapter); | |
928 | adapter->int_mode = E1000E_INT_MODE_LEGACY; | |
929 | e1000e_set_interrupt_capability(adapter); | |
930 | } | |
bc7f75fa AK |
931 | /* Hook up test interrupt handler just for this test */ |
932 | if (!request_irq(irq, &e1000_test_intr, IRQF_PROBE_SHARED, netdev->name, | |
933 | netdev)) { | |
934 | shared_int = 0; | |
935 | } else if (request_irq(irq, &e1000_test_intr, IRQF_SHARED, | |
936 | netdev->name, netdev)) { | |
937 | *data = 1; | |
4662e82b BA |
938 | ret_val = -1; |
939 | goto out; | |
bc7f75fa | 940 | } |
44defeb3 | 941 | e_info("testing %s interrupt\n", (shared_int ? "shared" : "unshared")); |
bc7f75fa AK |
942 | |
943 | /* Disable all the interrupts */ | |
944 | ew32(IMC, 0xFFFFFFFF); | |
945 | msleep(10); | |
946 | ||
947 | /* Test each interrupt */ | |
948 | for (i = 0; i < 10; i++) { | |
bc7f75fa AK |
949 | /* Interrupt to test */ |
950 | mask = 1 << i; | |
951 | ||
f4187b56 BA |
952 | if (adapter->flags & FLAG_IS_ICH) { |
953 | switch (mask) { | |
954 | case E1000_ICR_RXSEQ: | |
955 | continue; | |
956 | case 0x00000100: | |
957 | if (adapter->hw.mac.type == e1000_ich8lan || | |
958 | adapter->hw.mac.type == e1000_ich9lan) | |
959 | continue; | |
960 | break; | |
961 | default: | |
962 | break; | |
963 | } | |
964 | } | |
965 | ||
bc7f75fa | 966 | if (!shared_int) { |
ad68076e BA |
967 | /* |
968 | * Disable the interrupt to be reported in | |
bc7f75fa AK |
969 | * the cause register and then force the same |
970 | * interrupt and see if one gets posted. If | |
971 | * an interrupt was posted to the bus, the | |
972 | * test failed. | |
973 | */ | |
974 | adapter->test_icr = 0; | |
975 | ew32(IMC, mask); | |
976 | ew32(ICS, mask); | |
977 | msleep(10); | |
978 | ||
979 | if (adapter->test_icr & mask) { | |
980 | *data = 3; | |
981 | break; | |
982 | } | |
983 | } | |
984 | ||
ad68076e BA |
985 | /* |
986 | * Enable the interrupt to be reported in | |
bc7f75fa AK |
987 | * the cause register and then force the same |
988 | * interrupt and see if one gets posted. If | |
989 | * an interrupt was not posted to the bus, the | |
990 | * test failed. | |
991 | */ | |
992 | adapter->test_icr = 0; | |
993 | ew32(IMS, mask); | |
994 | ew32(ICS, mask); | |
995 | msleep(10); | |
996 | ||
997 | if (!(adapter->test_icr & mask)) { | |
998 | *data = 4; | |
999 | break; | |
1000 | } | |
1001 | ||
1002 | if (!shared_int) { | |
ad68076e BA |
1003 | /* |
1004 | * Disable the other interrupts to be reported in | |
bc7f75fa AK |
1005 | * the cause register and then force the other |
1006 | * interrupts and see if any get posted. If | |
1007 | * an interrupt was posted to the bus, the | |
1008 | * test failed. | |
1009 | */ | |
1010 | adapter->test_icr = 0; | |
1011 | ew32(IMC, ~mask & 0x00007FFF); | |
1012 | ew32(ICS, ~mask & 0x00007FFF); | |
1013 | msleep(10); | |
1014 | ||
1015 | if (adapter->test_icr) { | |
1016 | *data = 5; | |
1017 | break; | |
1018 | } | |
1019 | } | |
1020 | } | |
1021 | ||
1022 | /* Disable all the interrupts */ | |
1023 | ew32(IMC, 0xFFFFFFFF); | |
1024 | msleep(10); | |
1025 | ||
1026 | /* Unhook test interrupt handler */ | |
1027 | free_irq(irq, netdev); | |
1028 | ||
4662e82b BA |
1029 | out: |
1030 | if (int_mode == E1000E_INT_MODE_MSIX) { | |
1031 | e1000e_reset_interrupt_capability(adapter); | |
1032 | adapter->int_mode = int_mode; | |
1033 | e1000e_set_interrupt_capability(adapter); | |
1034 | } | |
1035 | ||
1036 | return ret_val; | |
bc7f75fa AK |
1037 | } |
1038 | ||
1039 | static void e1000_free_desc_rings(struct e1000_adapter *adapter) | |
1040 | { | |
1041 | struct e1000_ring *tx_ring = &adapter->test_tx_ring; | |
1042 | struct e1000_ring *rx_ring = &adapter->test_rx_ring; | |
1043 | struct pci_dev *pdev = adapter->pdev; | |
1044 | int i; | |
1045 | ||
1046 | if (tx_ring->desc && tx_ring->buffer_info) { | |
1047 | for (i = 0; i < tx_ring->count; i++) { | |
1048 | if (tx_ring->buffer_info[i].dma) | |
1049 | pci_unmap_single(pdev, | |
1050 | tx_ring->buffer_info[i].dma, | |
1051 | tx_ring->buffer_info[i].length, | |
1052 | PCI_DMA_TODEVICE); | |
1053 | if (tx_ring->buffer_info[i].skb) | |
1054 | dev_kfree_skb(tx_ring->buffer_info[i].skb); | |
1055 | } | |
1056 | } | |
1057 | ||
1058 | if (rx_ring->desc && rx_ring->buffer_info) { | |
1059 | for (i = 0; i < rx_ring->count; i++) { | |
1060 | if (rx_ring->buffer_info[i].dma) | |
1061 | pci_unmap_single(pdev, | |
1062 | rx_ring->buffer_info[i].dma, | |
1063 | 2048, PCI_DMA_FROMDEVICE); | |
1064 | if (rx_ring->buffer_info[i].skb) | |
1065 | dev_kfree_skb(rx_ring->buffer_info[i].skb); | |
1066 | } | |
1067 | } | |
1068 | ||
1069 | if (tx_ring->desc) { | |
1070 | dma_free_coherent(&pdev->dev, tx_ring->size, tx_ring->desc, | |
1071 | tx_ring->dma); | |
1072 | tx_ring->desc = NULL; | |
1073 | } | |
1074 | if (rx_ring->desc) { | |
1075 | dma_free_coherent(&pdev->dev, rx_ring->size, rx_ring->desc, | |
1076 | rx_ring->dma); | |
1077 | rx_ring->desc = NULL; | |
1078 | } | |
1079 | ||
1080 | kfree(tx_ring->buffer_info); | |
1081 | tx_ring->buffer_info = NULL; | |
1082 | kfree(rx_ring->buffer_info); | |
1083 | rx_ring->buffer_info = NULL; | |
1084 | } | |
1085 | ||
1086 | static int e1000_setup_desc_rings(struct e1000_adapter *adapter) | |
1087 | { | |
1088 | struct e1000_ring *tx_ring = &adapter->test_tx_ring; | |
1089 | struct e1000_ring *rx_ring = &adapter->test_rx_ring; | |
1090 | struct pci_dev *pdev = adapter->pdev; | |
1091 | struct e1000_hw *hw = &adapter->hw; | |
1092 | u32 rctl; | |
bc7f75fa AK |
1093 | int i; |
1094 | int ret_val; | |
1095 | ||
1096 | /* Setup Tx descriptor ring and Tx buffers */ | |
1097 | ||
1098 | if (!tx_ring->count) | |
1099 | tx_ring->count = E1000_DEFAULT_TXD; | |
1100 | ||
cef8c793 BA |
1101 | tx_ring->buffer_info = kcalloc(tx_ring->count, |
1102 | sizeof(struct e1000_buffer), | |
1103 | GFP_KERNEL); | |
1104 | if (!(tx_ring->buffer_info)) { | |
bc7f75fa AK |
1105 | ret_val = 1; |
1106 | goto err_nomem; | |
1107 | } | |
bc7f75fa AK |
1108 | |
1109 | tx_ring->size = tx_ring->count * sizeof(struct e1000_tx_desc); | |
1110 | tx_ring->size = ALIGN(tx_ring->size, 4096); | |
1111 | tx_ring->desc = dma_alloc_coherent(&pdev->dev, tx_ring->size, | |
1112 | &tx_ring->dma, GFP_KERNEL); | |
1113 | if (!tx_ring->desc) { | |
1114 | ret_val = 2; | |
1115 | goto err_nomem; | |
1116 | } | |
bc7f75fa AK |
1117 | tx_ring->next_to_use = 0; |
1118 | tx_ring->next_to_clean = 0; | |
1119 | ||
cef8c793 | 1120 | ew32(TDBAL, ((u64) tx_ring->dma & 0x00000000FFFFFFFF)); |
bc7f75fa | 1121 | ew32(TDBAH, ((u64) tx_ring->dma >> 32)); |
cef8c793 | 1122 | ew32(TDLEN, tx_ring->count * sizeof(struct e1000_tx_desc)); |
bc7f75fa AK |
1123 | ew32(TDH, 0); |
1124 | ew32(TDT, 0); | |
cef8c793 BA |
1125 | ew32(TCTL, E1000_TCTL_PSP | E1000_TCTL_EN | E1000_TCTL_MULR | |
1126 | E1000_COLLISION_THRESHOLD << E1000_CT_SHIFT | | |
1127 | E1000_COLLISION_DISTANCE << E1000_COLD_SHIFT); | |
bc7f75fa AK |
1128 | |
1129 | for (i = 0; i < tx_ring->count; i++) { | |
1130 | struct e1000_tx_desc *tx_desc = E1000_TX_DESC(*tx_ring, i); | |
1131 | struct sk_buff *skb; | |
1132 | unsigned int skb_size = 1024; | |
1133 | ||
1134 | skb = alloc_skb(skb_size, GFP_KERNEL); | |
1135 | if (!skb) { | |
1136 | ret_val = 3; | |
1137 | goto err_nomem; | |
1138 | } | |
1139 | skb_put(skb, skb_size); | |
1140 | tx_ring->buffer_info[i].skb = skb; | |
1141 | tx_ring->buffer_info[i].length = skb->len; | |
1142 | tx_ring->buffer_info[i].dma = | |
1143 | pci_map_single(pdev, skb->data, skb->len, | |
1144 | PCI_DMA_TODEVICE); | |
8d8bb39b | 1145 | if (pci_dma_mapping_error(pdev, tx_ring->buffer_info[i].dma)) { |
bc7f75fa AK |
1146 | ret_val = 4; |
1147 | goto err_nomem; | |
1148 | } | |
cef8c793 | 1149 | tx_desc->buffer_addr = cpu_to_le64(tx_ring->buffer_info[i].dma); |
bc7f75fa AK |
1150 | tx_desc->lower.data = cpu_to_le32(skb->len); |
1151 | tx_desc->lower.data |= cpu_to_le32(E1000_TXD_CMD_EOP | | |
1152 | E1000_TXD_CMD_IFCS | | |
cef8c793 | 1153 | E1000_TXD_CMD_RS); |
bc7f75fa AK |
1154 | tx_desc->upper.data = 0; |
1155 | } | |
1156 | ||
1157 | /* Setup Rx descriptor ring and Rx buffers */ | |
1158 | ||
1159 | if (!rx_ring->count) | |
1160 | rx_ring->count = E1000_DEFAULT_RXD; | |
1161 | ||
cef8c793 BA |
1162 | rx_ring->buffer_info = kcalloc(rx_ring->count, |
1163 | sizeof(struct e1000_buffer), | |
1164 | GFP_KERNEL); | |
1165 | if (!(rx_ring->buffer_info)) { | |
bc7f75fa AK |
1166 | ret_val = 5; |
1167 | goto err_nomem; | |
1168 | } | |
bc7f75fa AK |
1169 | |
1170 | rx_ring->size = rx_ring->count * sizeof(struct e1000_rx_desc); | |
1171 | rx_ring->desc = dma_alloc_coherent(&pdev->dev, rx_ring->size, | |
1172 | &rx_ring->dma, GFP_KERNEL); | |
1173 | if (!rx_ring->desc) { | |
1174 | ret_val = 6; | |
1175 | goto err_nomem; | |
1176 | } | |
bc7f75fa AK |
1177 | rx_ring->next_to_use = 0; |
1178 | rx_ring->next_to_clean = 0; | |
1179 | ||
1180 | rctl = er32(RCTL); | |
1181 | ew32(RCTL, rctl & ~E1000_RCTL_EN); | |
1182 | ew32(RDBAL, ((u64) rx_ring->dma & 0xFFFFFFFF)); | |
1183 | ew32(RDBAH, ((u64) rx_ring->dma >> 32)); | |
1184 | ew32(RDLEN, rx_ring->size); | |
1185 | ew32(RDH, 0); | |
1186 | ew32(RDT, 0); | |
1187 | rctl = E1000_RCTL_EN | E1000_RCTL_BAM | E1000_RCTL_SZ_2048 | | |
cef8c793 BA |
1188 | E1000_RCTL_UPE | E1000_RCTL_MPE | E1000_RCTL_LPE | |
1189 | E1000_RCTL_SBP | E1000_RCTL_SECRC | | |
bc7f75fa AK |
1190 | E1000_RCTL_LBM_NO | E1000_RCTL_RDMTS_HALF | |
1191 | (adapter->hw.mac.mc_filter_type << E1000_RCTL_MO_SHIFT); | |
1192 | ew32(RCTL, rctl); | |
1193 | ||
1194 | for (i = 0; i < rx_ring->count; i++) { | |
1195 | struct e1000_rx_desc *rx_desc = E1000_RX_DESC(*rx_ring, i); | |
1196 | struct sk_buff *skb; | |
1197 | ||
1198 | skb = alloc_skb(2048 + NET_IP_ALIGN, GFP_KERNEL); | |
1199 | if (!skb) { | |
1200 | ret_val = 7; | |
1201 | goto err_nomem; | |
1202 | } | |
1203 | skb_reserve(skb, NET_IP_ALIGN); | |
1204 | rx_ring->buffer_info[i].skb = skb; | |
1205 | rx_ring->buffer_info[i].dma = | |
1206 | pci_map_single(pdev, skb->data, 2048, | |
1207 | PCI_DMA_FROMDEVICE); | |
8d8bb39b | 1208 | if (pci_dma_mapping_error(pdev, rx_ring->buffer_info[i].dma)) { |
bc7f75fa AK |
1209 | ret_val = 8; |
1210 | goto err_nomem; | |
1211 | } | |
1212 | rx_desc->buffer_addr = | |
1213 | cpu_to_le64(rx_ring->buffer_info[i].dma); | |
1214 | memset(skb->data, 0x00, skb->len); | |
1215 | } | |
1216 | ||
1217 | return 0; | |
1218 | ||
1219 | err_nomem: | |
1220 | e1000_free_desc_rings(adapter); | |
1221 | return ret_val; | |
1222 | } | |
1223 | ||
1224 | static void e1000_phy_disable_receiver(struct e1000_adapter *adapter) | |
1225 | { | |
1226 | /* Write out to PHY registers 29 and 30 to disable the Receiver. */ | |
1227 | e1e_wphy(&adapter->hw, 29, 0x001F); | |
1228 | e1e_wphy(&adapter->hw, 30, 0x8FFC); | |
1229 | e1e_wphy(&adapter->hw, 29, 0x001A); | |
1230 | e1e_wphy(&adapter->hw, 30, 0x8FF0); | |
1231 | } | |
1232 | ||
1233 | static int e1000_integrated_phy_loopback(struct e1000_adapter *adapter) | |
1234 | { | |
1235 | struct e1000_hw *hw = &adapter->hw; | |
1236 | u32 ctrl_reg = 0; | |
1237 | u32 stat_reg = 0; | |
97ac8cae | 1238 | u16 phy_reg = 0; |
bc7f75fa | 1239 | |
318a94d6 | 1240 | hw->mac.autoneg = 0; |
bc7f75fa | 1241 | |
318a94d6 | 1242 | if (hw->phy.type == e1000_phy_m88) { |
bc7f75fa AK |
1243 | /* Auto-MDI/MDIX Off */ |
1244 | e1e_wphy(hw, M88E1000_PHY_SPEC_CTRL, 0x0808); | |
1245 | /* reset to update Auto-MDI/MDIX */ | |
1246 | e1e_wphy(hw, PHY_CONTROL, 0x9140); | |
1247 | /* autoneg off */ | |
1248 | e1e_wphy(hw, PHY_CONTROL, 0x8140); | |
318a94d6 | 1249 | } else if (hw->phy.type == e1000_phy_gg82563) |
bc7f75fa AK |
1250 | e1e_wphy(hw, GG82563_PHY_KMRN_MODE_CTRL, 0x1CC); |
1251 | ||
1252 | ctrl_reg = er32(CTRL); | |
1253 | ||
cef8c793 BA |
1254 | switch (hw->phy.type) { |
1255 | case e1000_phy_ife: | |
bc7f75fa AK |
1256 | /* force 100, set loopback */ |
1257 | e1e_wphy(hw, PHY_CONTROL, 0x6100); | |
1258 | ||
1259 | /* Now set up the MAC to the same speed/duplex as the PHY. */ | |
1260 | ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */ | |
1261 | ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */ | |
1262 | E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */ | |
1263 | E1000_CTRL_SPD_100 |/* Force Speed to 100 */ | |
1264 | E1000_CTRL_FD); /* Force Duplex to FULL */ | |
cef8c793 | 1265 | break; |
97ac8cae BA |
1266 | case e1000_phy_bm: |
1267 | /* Set Default MAC Interface speed to 1GB */ | |
1268 | e1e_rphy(hw, PHY_REG(2, 21), &phy_reg); | |
1269 | phy_reg &= ~0x0007; | |
1270 | phy_reg |= 0x006; | |
1271 | e1e_wphy(hw, PHY_REG(2, 21), phy_reg); | |
1272 | /* Assert SW reset for above settings to take effect */ | |
1273 | e1000e_commit_phy(hw); | |
1274 | mdelay(1); | |
1275 | /* Force Full Duplex */ | |
1276 | e1e_rphy(hw, PHY_REG(769, 16), &phy_reg); | |
1277 | e1e_wphy(hw, PHY_REG(769, 16), phy_reg | 0x000C); | |
1278 | /* Set Link Up (in force link) */ | |
1279 | e1e_rphy(hw, PHY_REG(776, 16), &phy_reg); | |
1280 | e1e_wphy(hw, PHY_REG(776, 16), phy_reg | 0x0040); | |
1281 | /* Force Link */ | |
1282 | e1e_rphy(hw, PHY_REG(769, 16), &phy_reg); | |
1283 | e1e_wphy(hw, PHY_REG(769, 16), phy_reg | 0x0040); | |
1284 | /* Set Early Link Enable */ | |
1285 | e1e_rphy(hw, PHY_REG(769, 20), &phy_reg); | |
1286 | e1e_wphy(hw, PHY_REG(769, 20), phy_reg | 0x0400); | |
1287 | /* fall through */ | |
cef8c793 | 1288 | default: |
bc7f75fa AK |
1289 | /* force 1000, set loopback */ |
1290 | e1e_wphy(hw, PHY_CONTROL, 0x4140); | |
cef8c793 | 1291 | mdelay(250); |
bc7f75fa AK |
1292 | |
1293 | /* Now set up the MAC to the same speed/duplex as the PHY. */ | |
1294 | ctrl_reg = er32(CTRL); | |
1295 | ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */ | |
1296 | ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */ | |
1297 | E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */ | |
1298 | E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */ | |
1299 | E1000_CTRL_FD); /* Force Duplex to FULL */ | |
cef8c793 | 1300 | |
97ac8cae | 1301 | if (adapter->flags & FLAG_IS_ICH) |
cef8c793 | 1302 | ctrl_reg |= E1000_CTRL_SLU; /* Set Link Up */ |
bc7f75fa AK |
1303 | } |
1304 | ||
318a94d6 JK |
1305 | if (hw->phy.media_type == e1000_media_type_copper && |
1306 | hw->phy.type == e1000_phy_m88) { | |
bc7f75fa AK |
1307 | ctrl_reg |= E1000_CTRL_ILOS; /* Invert Loss of Signal */ |
1308 | } else { | |
ad68076e BA |
1309 | /* |
1310 | * Set the ILOS bit on the fiber Nic if half duplex link is | |
1311 | * detected. | |
1312 | */ | |
bc7f75fa AK |
1313 | stat_reg = er32(STATUS); |
1314 | if ((stat_reg & E1000_STATUS_FD) == 0) | |
1315 | ctrl_reg |= (E1000_CTRL_ILOS | E1000_CTRL_SLU); | |
1316 | } | |
1317 | ||
1318 | ew32(CTRL, ctrl_reg); | |
1319 | ||
ad68076e BA |
1320 | /* |
1321 | * Disable the receiver on the PHY so when a cable is plugged in, the | |
bc7f75fa AK |
1322 | * PHY does not begin to autoneg when a cable is reconnected to the NIC. |
1323 | */ | |
318a94d6 | 1324 | if (hw->phy.type == e1000_phy_m88) |
bc7f75fa AK |
1325 | e1000_phy_disable_receiver(adapter); |
1326 | ||
1327 | udelay(500); | |
1328 | ||
1329 | return 0; | |
1330 | } | |
1331 | ||
1332 | static int e1000_set_82571_fiber_loopback(struct e1000_adapter *adapter) | |
1333 | { | |
1334 | struct e1000_hw *hw = &adapter->hw; | |
1335 | u32 ctrl = er32(CTRL); | |
1336 | int link = 0; | |
1337 | ||
1338 | /* special requirements for 82571/82572 fiber adapters */ | |
1339 | ||
ad68076e BA |
1340 | /* |
1341 | * jump through hoops to make sure link is up because serdes | |
1342 | * link is hardwired up | |
1343 | */ | |
bc7f75fa AK |
1344 | ctrl |= E1000_CTRL_SLU; |
1345 | ew32(CTRL, ctrl); | |
1346 | ||
1347 | /* disable autoneg */ | |
1348 | ctrl = er32(TXCW); | |
1349 | ctrl &= ~(1 << 31); | |
1350 | ew32(TXCW, ctrl); | |
1351 | ||
1352 | link = (er32(STATUS) & E1000_STATUS_LU); | |
1353 | ||
1354 | if (!link) { | |
1355 | /* set invert loss of signal */ | |
1356 | ctrl = er32(CTRL); | |
1357 | ctrl |= E1000_CTRL_ILOS; | |
1358 | ew32(CTRL, ctrl); | |
1359 | } | |
1360 | ||
ad68076e BA |
1361 | /* |
1362 | * special write to serdes control register to enable SerDes analog | |
1363 | * loopback | |
1364 | */ | |
bc7f75fa AK |
1365 | #define E1000_SERDES_LB_ON 0x410 |
1366 | ew32(SCTL, E1000_SERDES_LB_ON); | |
1367 | msleep(10); | |
1368 | ||
1369 | return 0; | |
1370 | } | |
1371 | ||
1372 | /* only call this for fiber/serdes connections to es2lan */ | |
1373 | static int e1000_set_es2lan_mac_loopback(struct e1000_adapter *adapter) | |
1374 | { | |
1375 | struct e1000_hw *hw = &adapter->hw; | |
1376 | u32 ctrlext = er32(CTRL_EXT); | |
1377 | u32 ctrl = er32(CTRL); | |
1378 | ||
ad68076e BA |
1379 | /* |
1380 | * save CTRL_EXT to restore later, reuse an empty variable (unused | |
1381 | * on mac_type 80003es2lan) | |
1382 | */ | |
bc7f75fa AK |
1383 | adapter->tx_fifo_head = ctrlext; |
1384 | ||
1385 | /* clear the serdes mode bits, putting the device into mac loopback */ | |
1386 | ctrlext &= ~E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES; | |
1387 | ew32(CTRL_EXT, ctrlext); | |
1388 | ||
1389 | /* force speed to 1000/FD, link up */ | |
1390 | ctrl &= ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100); | |
1391 | ctrl |= (E1000_CTRL_SLU | E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX | | |
1392 | E1000_CTRL_SPD_1000 | E1000_CTRL_FD); | |
1393 | ew32(CTRL, ctrl); | |
1394 | ||
1395 | /* set mac loopback */ | |
1396 | ctrl = er32(RCTL); | |
1397 | ctrl |= E1000_RCTL_LBM_MAC; | |
1398 | ew32(RCTL, ctrl); | |
1399 | ||
1400 | /* set testing mode parameters (no need to reset later) */ | |
1401 | #define KMRNCTRLSTA_OPMODE (0x1F << 16) | |
1402 | #define KMRNCTRLSTA_OPMODE_1GB_FD_GMII 0x0582 | |
1403 | ew32(KMRNCTRLSTA, | |
cef8c793 | 1404 | (KMRNCTRLSTA_OPMODE | KMRNCTRLSTA_OPMODE_1GB_FD_GMII)); |
bc7f75fa AK |
1405 | |
1406 | return 0; | |
1407 | } | |
1408 | ||
1409 | static int e1000_setup_loopback_test(struct e1000_adapter *adapter) | |
1410 | { | |
1411 | struct e1000_hw *hw = &adapter->hw; | |
1412 | u32 rctl; | |
1413 | ||
318a94d6 JK |
1414 | if (hw->phy.media_type == e1000_media_type_fiber || |
1415 | hw->phy.media_type == e1000_media_type_internal_serdes) { | |
bc7f75fa AK |
1416 | switch (hw->mac.type) { |
1417 | case e1000_80003es2lan: | |
1418 | return e1000_set_es2lan_mac_loopback(adapter); | |
1419 | break; | |
1420 | case e1000_82571: | |
1421 | case e1000_82572: | |
1422 | return e1000_set_82571_fiber_loopback(adapter); | |
1423 | break; | |
1424 | default: | |
1425 | rctl = er32(RCTL); | |
1426 | rctl |= E1000_RCTL_LBM_TCVR; | |
1427 | ew32(RCTL, rctl); | |
1428 | return 0; | |
1429 | } | |
318a94d6 | 1430 | } else if (hw->phy.media_type == e1000_media_type_copper) { |
bc7f75fa AK |
1431 | return e1000_integrated_phy_loopback(adapter); |
1432 | } | |
1433 | ||
1434 | return 7; | |
1435 | } | |
1436 | ||
1437 | static void e1000_loopback_cleanup(struct e1000_adapter *adapter) | |
1438 | { | |
1439 | struct e1000_hw *hw = &adapter->hw; | |
1440 | u32 rctl; | |
1441 | u16 phy_reg; | |
1442 | ||
1443 | rctl = er32(RCTL); | |
1444 | rctl &= ~(E1000_RCTL_LBM_TCVR | E1000_RCTL_LBM_MAC); | |
1445 | ew32(RCTL, rctl); | |
1446 | ||
1447 | switch (hw->mac.type) { | |
1448 | case e1000_80003es2lan: | |
318a94d6 JK |
1449 | if (hw->phy.media_type == e1000_media_type_fiber || |
1450 | hw->phy.media_type == e1000_media_type_internal_serdes) { | |
bc7f75fa | 1451 | /* restore CTRL_EXT, stealing space from tx_fifo_head */ |
ad68076e | 1452 | ew32(CTRL_EXT, adapter->tx_fifo_head); |
bc7f75fa AK |
1453 | adapter->tx_fifo_head = 0; |
1454 | } | |
1455 | /* fall through */ | |
1456 | case e1000_82571: | |
1457 | case e1000_82572: | |
318a94d6 JK |
1458 | if (hw->phy.media_type == e1000_media_type_fiber || |
1459 | hw->phy.media_type == e1000_media_type_internal_serdes) { | |
bc7f75fa AK |
1460 | #define E1000_SERDES_LB_OFF 0x400 |
1461 | ew32(SCTL, E1000_SERDES_LB_OFF); | |
1462 | msleep(10); | |
1463 | break; | |
1464 | } | |
1465 | /* Fall Through */ | |
1466 | default: | |
1467 | hw->mac.autoneg = 1; | |
1468 | if (hw->phy.type == e1000_phy_gg82563) | |
1469 | e1e_wphy(hw, GG82563_PHY_KMRN_MODE_CTRL, 0x180); | |
1470 | e1e_rphy(hw, PHY_CONTROL, &phy_reg); | |
1471 | if (phy_reg & MII_CR_LOOPBACK) { | |
1472 | phy_reg &= ~MII_CR_LOOPBACK; | |
1473 | e1e_wphy(hw, PHY_CONTROL, phy_reg); | |
1474 | e1000e_commit_phy(hw); | |
1475 | } | |
1476 | break; | |
1477 | } | |
1478 | } | |
1479 | ||
1480 | static void e1000_create_lbtest_frame(struct sk_buff *skb, | |
1481 | unsigned int frame_size) | |
1482 | { | |
1483 | memset(skb->data, 0xFF, frame_size); | |
1484 | frame_size &= ~1; | |
1485 | memset(&skb->data[frame_size / 2], 0xAA, frame_size / 2 - 1); | |
1486 | memset(&skb->data[frame_size / 2 + 10], 0xBE, 1); | |
1487 | memset(&skb->data[frame_size / 2 + 12], 0xAF, 1); | |
1488 | } | |
1489 | ||
1490 | static int e1000_check_lbtest_frame(struct sk_buff *skb, | |
1491 | unsigned int frame_size) | |
1492 | { | |
1493 | frame_size &= ~1; | |
1494 | if (*(skb->data + 3) == 0xFF) | |
1495 | if ((*(skb->data + frame_size / 2 + 10) == 0xBE) && | |
1496 | (*(skb->data + frame_size / 2 + 12) == 0xAF)) | |
1497 | return 0; | |
1498 | return 13; | |
1499 | } | |
1500 | ||
1501 | static int e1000_run_loopback_test(struct e1000_adapter *adapter) | |
1502 | { | |
1503 | struct e1000_ring *tx_ring = &adapter->test_tx_ring; | |
1504 | struct e1000_ring *rx_ring = &adapter->test_rx_ring; | |
1505 | struct pci_dev *pdev = adapter->pdev; | |
1506 | struct e1000_hw *hw = &adapter->hw; | |
1507 | int i, j, k, l; | |
1508 | int lc; | |
1509 | int good_cnt; | |
1510 | int ret_val = 0; | |
1511 | unsigned long time; | |
1512 | ||
1513 | ew32(RDT, rx_ring->count - 1); | |
1514 | ||
ad68076e BA |
1515 | /* |
1516 | * Calculate the loop count based on the largest descriptor ring | |
bc7f75fa AK |
1517 | * The idea is to wrap the largest ring a number of times using 64 |
1518 | * send/receive pairs during each loop | |
1519 | */ | |
1520 | ||
1521 | if (rx_ring->count <= tx_ring->count) | |
1522 | lc = ((tx_ring->count / 64) * 2) + 1; | |
1523 | else | |
1524 | lc = ((rx_ring->count / 64) * 2) + 1; | |
1525 | ||
1526 | k = 0; | |
1527 | l = 0; | |
1528 | for (j = 0; j <= lc; j++) { /* loop count loop */ | |
1529 | for (i = 0; i < 64; i++) { /* send the packets */ | |
cef8c793 BA |
1530 | e1000_create_lbtest_frame(tx_ring->buffer_info[k].skb, |
1531 | 1024); | |
bc7f75fa AK |
1532 | pci_dma_sync_single_for_device(pdev, |
1533 | tx_ring->buffer_info[k].dma, | |
1534 | tx_ring->buffer_info[k].length, | |
1535 | PCI_DMA_TODEVICE); | |
1536 | k++; | |
1537 | if (k == tx_ring->count) | |
1538 | k = 0; | |
1539 | } | |
1540 | ew32(TDT, k); | |
1541 | msleep(200); | |
1542 | time = jiffies; /* set the start time for the receive */ | |
1543 | good_cnt = 0; | |
1544 | do { /* receive the sent packets */ | |
1545 | pci_dma_sync_single_for_cpu(pdev, | |
1546 | rx_ring->buffer_info[l].dma, 2048, | |
1547 | PCI_DMA_FROMDEVICE); | |
1548 | ||
1549 | ret_val = e1000_check_lbtest_frame( | |
1550 | rx_ring->buffer_info[l].skb, 1024); | |
1551 | if (!ret_val) | |
1552 | good_cnt++; | |
1553 | l++; | |
1554 | if (l == rx_ring->count) | |
1555 | l = 0; | |
ad68076e BA |
1556 | /* |
1557 | * time + 20 msecs (200 msecs on 2.4) is more than | |
bc7f75fa AK |
1558 | * enough time to complete the receives, if it's |
1559 | * exceeded, break and error off | |
1560 | */ | |
1561 | } while ((good_cnt < 64) && !time_after(jiffies, time + 20)); | |
1562 | if (good_cnt != 64) { | |
1563 | ret_val = 13; /* ret_val is the same as mis-compare */ | |
1564 | break; | |
1565 | } | |
cef8c793 | 1566 | if (jiffies >= (time + 20)) { |
bc7f75fa AK |
1567 | ret_val = 14; /* error code for time out error */ |
1568 | break; | |
1569 | } | |
1570 | } /* end loop count loop */ | |
1571 | return ret_val; | |
1572 | } | |
1573 | ||
1574 | static int e1000_loopback_test(struct e1000_adapter *adapter, u64 *data) | |
1575 | { | |
ad68076e BA |
1576 | /* |
1577 | * PHY loopback cannot be performed if SoL/IDER | |
1578 | * sessions are active | |
1579 | */ | |
bc7f75fa | 1580 | if (e1000_check_reset_block(&adapter->hw)) { |
44defeb3 | 1581 | e_err("Cannot do PHY loopback test when SoL/IDER is active.\n"); |
bc7f75fa AK |
1582 | *data = 0; |
1583 | goto out; | |
1584 | } | |
1585 | ||
1586 | *data = e1000_setup_desc_rings(adapter); | |
e265522c | 1587 | if (*data) |
bc7f75fa AK |
1588 | goto out; |
1589 | ||
1590 | *data = e1000_setup_loopback_test(adapter); | |
e265522c | 1591 | if (*data) |
bc7f75fa AK |
1592 | goto err_loopback; |
1593 | ||
1594 | *data = e1000_run_loopback_test(adapter); | |
1595 | e1000_loopback_cleanup(adapter); | |
1596 | ||
1597 | err_loopback: | |
1598 | e1000_free_desc_rings(adapter); | |
1599 | out: | |
1600 | return *data; | |
1601 | } | |
1602 | ||
1603 | static int e1000_link_test(struct e1000_adapter *adapter, u64 *data) | |
1604 | { | |
1605 | struct e1000_hw *hw = &adapter->hw; | |
1606 | ||
1607 | *data = 0; | |
318a94d6 | 1608 | if (hw->phy.media_type == e1000_media_type_internal_serdes) { |
bc7f75fa | 1609 | int i = 0; |
612e244c | 1610 | hw->mac.serdes_has_link = false; |
bc7f75fa | 1611 | |
ad68076e BA |
1612 | /* |
1613 | * On some blade server designs, link establishment | |
1614 | * could take as long as 2-3 minutes | |
1615 | */ | |
bc7f75fa AK |
1616 | do { |
1617 | hw->mac.ops.check_for_link(hw); | |
1618 | if (hw->mac.serdes_has_link) | |
1619 | return *data; | |
1620 | msleep(20); | |
1621 | } while (i++ < 3750); | |
1622 | ||
1623 | *data = 1; | |
1624 | } else { | |
1625 | hw->mac.ops.check_for_link(hw); | |
1626 | if (hw->mac.autoneg) | |
1627 | msleep(4000); | |
1628 | ||
1629 | if (!(er32(STATUS) & | |
1630 | E1000_STATUS_LU)) | |
1631 | *data = 1; | |
1632 | } | |
1633 | return *data; | |
1634 | } | |
1635 | ||
b9f2c044 | 1636 | static int e1000e_get_sset_count(struct net_device *netdev, int sset) |
bc7f75fa | 1637 | { |
b9f2c044 JG |
1638 | switch (sset) { |
1639 | case ETH_SS_TEST: | |
1640 | return E1000_TEST_LEN; | |
1641 | case ETH_SS_STATS: | |
1642 | return E1000_STATS_LEN; | |
1643 | default: | |
1644 | return -EOPNOTSUPP; | |
1645 | } | |
bc7f75fa AK |
1646 | } |
1647 | ||
1648 | static void e1000_diag_test(struct net_device *netdev, | |
1649 | struct ethtool_test *eth_test, u64 *data) | |
1650 | { | |
1651 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
1652 | u16 autoneg_advertised; | |
1653 | u8 forced_speed_duplex; | |
1654 | u8 autoneg; | |
1655 | bool if_running = netif_running(netdev); | |
1656 | ||
1657 | set_bit(__E1000_TESTING, &adapter->state); | |
1658 | if (eth_test->flags == ETH_TEST_FL_OFFLINE) { | |
1659 | /* Offline tests */ | |
1660 | ||
1661 | /* save speed, duplex, autoneg settings */ | |
1662 | autoneg_advertised = adapter->hw.phy.autoneg_advertised; | |
1663 | forced_speed_duplex = adapter->hw.mac.forced_speed_duplex; | |
1664 | autoneg = adapter->hw.mac.autoneg; | |
1665 | ||
44defeb3 | 1666 | e_info("offline testing starting\n"); |
bc7f75fa | 1667 | |
ad68076e BA |
1668 | /* |
1669 | * Link test performed before hardware reset so autoneg doesn't | |
1670 | * interfere with test result | |
1671 | */ | |
bc7f75fa AK |
1672 | if (e1000_link_test(adapter, &data[4])) |
1673 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1674 | ||
1675 | if (if_running) | |
1676 | /* indicate we're in test mode */ | |
1677 | dev_close(netdev); | |
1678 | else | |
1679 | e1000e_reset(adapter); | |
1680 | ||
1681 | if (e1000_reg_test(adapter, &data[0])) | |
1682 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1683 | ||
1684 | e1000e_reset(adapter); | |
1685 | if (e1000_eeprom_test(adapter, &data[1])) | |
1686 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1687 | ||
1688 | e1000e_reset(adapter); | |
1689 | if (e1000_intr_test(adapter, &data[2])) | |
1690 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1691 | ||
1692 | e1000e_reset(adapter); | |
1693 | /* make sure the phy is powered up */ | |
1694 | e1000e_power_up_phy(adapter); | |
1695 | if (e1000_loopback_test(adapter, &data[3])) | |
1696 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1697 | ||
1698 | /* restore speed, duplex, autoneg settings */ | |
1699 | adapter->hw.phy.autoneg_advertised = autoneg_advertised; | |
1700 | adapter->hw.mac.forced_speed_duplex = forced_speed_duplex; | |
1701 | adapter->hw.mac.autoneg = autoneg; | |
1702 | ||
1703 | /* force this routine to wait until autoneg complete/timeout */ | |
318a94d6 | 1704 | adapter->hw.phy.autoneg_wait_to_complete = 1; |
bc7f75fa | 1705 | e1000e_reset(adapter); |
318a94d6 | 1706 | adapter->hw.phy.autoneg_wait_to_complete = 0; |
bc7f75fa AK |
1707 | |
1708 | clear_bit(__E1000_TESTING, &adapter->state); | |
1709 | if (if_running) | |
1710 | dev_open(netdev); | |
1711 | } else { | |
44defeb3 | 1712 | e_info("online testing starting\n"); |
bc7f75fa AK |
1713 | /* Online tests */ |
1714 | if (e1000_link_test(adapter, &data[4])) | |
1715 | eth_test->flags |= ETH_TEST_FL_FAILED; | |
1716 | ||
1717 | /* Online tests aren't run; pass by default */ | |
1718 | data[0] = 0; | |
1719 | data[1] = 0; | |
1720 | data[2] = 0; | |
1721 | data[3] = 0; | |
1722 | ||
1723 | clear_bit(__E1000_TESTING, &adapter->state); | |
1724 | } | |
1725 | msleep_interruptible(4 * 1000); | |
1726 | } | |
1727 | ||
1728 | static void e1000_get_wol(struct net_device *netdev, | |
1729 | struct ethtool_wolinfo *wol) | |
1730 | { | |
1731 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
1732 | ||
1733 | wol->supported = 0; | |
1734 | wol->wolopts = 0; | |
1735 | ||
6ff68026 RW |
1736 | if (!(adapter->flags & FLAG_HAS_WOL) || |
1737 | !device_can_wakeup(&adapter->pdev->dev)) | |
bc7f75fa AK |
1738 | return; |
1739 | ||
1740 | wol->supported = WAKE_UCAST | WAKE_MCAST | | |
efb90e43 MW |
1741 | WAKE_BCAST | WAKE_MAGIC | |
1742 | WAKE_PHY | WAKE_ARP; | |
bc7f75fa AK |
1743 | |
1744 | /* apply any specific unsupported masks here */ | |
1745 | if (adapter->flags & FLAG_NO_WAKE_UCAST) { | |
1746 | wol->supported &= ~WAKE_UCAST; | |
1747 | ||
1748 | if (adapter->wol & E1000_WUFC_EX) | |
44defeb3 JK |
1749 | e_err("Interface does not support directed (unicast) " |
1750 | "frame wake-up packets\n"); | |
bc7f75fa AK |
1751 | } |
1752 | ||
1753 | if (adapter->wol & E1000_WUFC_EX) | |
1754 | wol->wolopts |= WAKE_UCAST; | |
1755 | if (adapter->wol & E1000_WUFC_MC) | |
1756 | wol->wolopts |= WAKE_MCAST; | |
1757 | if (adapter->wol & E1000_WUFC_BC) | |
1758 | wol->wolopts |= WAKE_BCAST; | |
1759 | if (adapter->wol & E1000_WUFC_MAG) | |
1760 | wol->wolopts |= WAKE_MAGIC; | |
efb90e43 MW |
1761 | if (adapter->wol & E1000_WUFC_LNKC) |
1762 | wol->wolopts |= WAKE_PHY; | |
1763 | if (adapter->wol & E1000_WUFC_ARP) | |
1764 | wol->wolopts |= WAKE_ARP; | |
bc7f75fa AK |
1765 | } |
1766 | ||
1767 | static int e1000_set_wol(struct net_device *netdev, | |
1768 | struct ethtool_wolinfo *wol) | |
1769 | { | |
1770 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
1771 | ||
efb90e43 | 1772 | if (wol->wolopts & WAKE_MAGICSECURE) |
bc7f75fa AK |
1773 | return -EOPNOTSUPP; |
1774 | ||
6ff68026 RW |
1775 | if (!(adapter->flags & FLAG_HAS_WOL) || |
1776 | !device_can_wakeup(&adapter->pdev->dev)) | |
bc7f75fa AK |
1777 | return wol->wolopts ? -EOPNOTSUPP : 0; |
1778 | ||
1779 | /* these settings will always override what we currently have */ | |
1780 | adapter->wol = 0; | |
1781 | ||
1782 | if (wol->wolopts & WAKE_UCAST) | |
1783 | adapter->wol |= E1000_WUFC_EX; | |
1784 | if (wol->wolopts & WAKE_MCAST) | |
1785 | adapter->wol |= E1000_WUFC_MC; | |
1786 | if (wol->wolopts & WAKE_BCAST) | |
1787 | adapter->wol |= E1000_WUFC_BC; | |
1788 | if (wol->wolopts & WAKE_MAGIC) | |
1789 | adapter->wol |= E1000_WUFC_MAG; | |
efb90e43 MW |
1790 | if (wol->wolopts & WAKE_PHY) |
1791 | adapter->wol |= E1000_WUFC_LNKC; | |
1792 | if (wol->wolopts & WAKE_ARP) | |
1793 | adapter->wol |= E1000_WUFC_ARP; | |
bc7f75fa | 1794 | |
6ff68026 RW |
1795 | device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); |
1796 | ||
bc7f75fa AK |
1797 | return 0; |
1798 | } | |
1799 | ||
1800 | /* toggle LED 4 times per second = 2 "blinks" per second */ | |
1801 | #define E1000_ID_INTERVAL (HZ/4) | |
1802 | ||
1803 | /* bit defines for adapter->led_status */ | |
1804 | #define E1000_LED_ON 0 | |
1805 | ||
a4f58f54 | 1806 | static void e1000e_led_blink_task(struct work_struct *work) |
bc7f75fa | 1807 | { |
a4f58f54 BA |
1808 | struct e1000_adapter *adapter = container_of(work, |
1809 | struct e1000_adapter, led_blink_task); | |
bc7f75fa AK |
1810 | |
1811 | if (test_and_change_bit(E1000_LED_ON, &adapter->led_status)) | |
1812 | adapter->hw.mac.ops.led_off(&adapter->hw); | |
1813 | else | |
1814 | adapter->hw.mac.ops.led_on(&adapter->hw); | |
a4f58f54 BA |
1815 | } |
1816 | ||
1817 | static void e1000_led_blink_callback(unsigned long data) | |
1818 | { | |
1819 | struct e1000_adapter *adapter = (struct e1000_adapter *) data; | |
bc7f75fa | 1820 | |
a4f58f54 | 1821 | schedule_work(&adapter->led_blink_task); |
bc7f75fa AK |
1822 | mod_timer(&adapter->blink_timer, jiffies + E1000_ID_INTERVAL); |
1823 | } | |
1824 | ||
1825 | static int e1000_phys_id(struct net_device *netdev, u32 data) | |
1826 | { | |
1827 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
4662e82b | 1828 | struct e1000_hw *hw = &adapter->hw; |
bc7f75fa | 1829 | |
5a9147bb SH |
1830 | if (!data) |
1831 | data = INT_MAX; | |
bc7f75fa | 1832 | |
4662e82b | 1833 | if ((hw->phy.type == e1000_phy_ife) || |
a4f58f54 | 1834 | (hw->mac.type == e1000_pchlan) || |
4662e82b | 1835 | (hw->mac.type == e1000_82574)) { |
a4f58f54 | 1836 | INIT_WORK(&adapter->led_blink_task, e1000e_led_blink_task); |
bc7f75fa AK |
1837 | if (!adapter->blink_timer.function) { |
1838 | init_timer(&adapter->blink_timer); | |
1839 | adapter->blink_timer.function = | |
1840 | e1000_led_blink_callback; | |
1841 | adapter->blink_timer.data = (unsigned long) adapter; | |
1842 | } | |
1843 | mod_timer(&adapter->blink_timer, jiffies); | |
1844 | msleep_interruptible(data * 1000); | |
1845 | del_timer_sync(&adapter->blink_timer); | |
4662e82b BA |
1846 | if (hw->phy.type == e1000_phy_ife) |
1847 | e1e_wphy(hw, IFE_PHY_SPECIAL_CONTROL_LED, 0); | |
bc7f75fa | 1848 | } else { |
4662e82b | 1849 | e1000e_blink_led(hw); |
bc7f75fa AK |
1850 | msleep_interruptible(data * 1000); |
1851 | } | |
1852 | ||
4662e82b | 1853 | hw->mac.ops.led_off(hw); |
bc7f75fa | 1854 | clear_bit(E1000_LED_ON, &adapter->led_status); |
4662e82b | 1855 | hw->mac.ops.cleanup_led(hw); |
bc7f75fa AK |
1856 | |
1857 | return 0; | |
1858 | } | |
1859 | ||
de5b3077 AK |
1860 | static int e1000_get_coalesce(struct net_device *netdev, |
1861 | struct ethtool_coalesce *ec) | |
1862 | { | |
1863 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
1864 | ||
1865 | if (adapter->itr_setting <= 3) | |
1866 | ec->rx_coalesce_usecs = adapter->itr_setting; | |
1867 | else | |
1868 | ec->rx_coalesce_usecs = 1000000 / adapter->itr_setting; | |
1869 | ||
1870 | return 0; | |
1871 | } | |
1872 | ||
1873 | static int e1000_set_coalesce(struct net_device *netdev, | |
1874 | struct ethtool_coalesce *ec) | |
1875 | { | |
1876 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
1877 | struct e1000_hw *hw = &adapter->hw; | |
1878 | ||
1879 | if ((ec->rx_coalesce_usecs > E1000_MAX_ITR_USECS) || | |
1880 | ((ec->rx_coalesce_usecs > 3) && | |
1881 | (ec->rx_coalesce_usecs < E1000_MIN_ITR_USECS)) || | |
1882 | (ec->rx_coalesce_usecs == 2)) | |
1883 | return -EINVAL; | |
1884 | ||
1885 | if (ec->rx_coalesce_usecs <= 3) { | |
1886 | adapter->itr = 20000; | |
1887 | adapter->itr_setting = ec->rx_coalesce_usecs; | |
1888 | } else { | |
1889 | adapter->itr = (1000000 / ec->rx_coalesce_usecs); | |
1890 | adapter->itr_setting = adapter->itr & ~3; | |
1891 | } | |
1892 | ||
1893 | if (adapter->itr_setting != 0) | |
1894 | ew32(ITR, 1000000000 / (adapter->itr * 256)); | |
1895 | else | |
1896 | ew32(ITR, 0); | |
1897 | ||
1898 | return 0; | |
1899 | } | |
1900 | ||
bc7f75fa AK |
1901 | static int e1000_nway_reset(struct net_device *netdev) |
1902 | { | |
1903 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
1904 | if (netif_running(netdev)) | |
1905 | e1000e_reinit_locked(adapter); | |
1906 | return 0; | |
1907 | } | |
1908 | ||
bc7f75fa AK |
1909 | static void e1000_get_ethtool_stats(struct net_device *netdev, |
1910 | struct ethtool_stats *stats, | |
1911 | u64 *data) | |
1912 | { | |
1913 | struct e1000_adapter *adapter = netdev_priv(netdev); | |
1914 | int i; | |
e0f36a95 | 1915 | char *p = NULL; |
bc7f75fa AK |
1916 | |
1917 | e1000e_update_stats(adapter); | |
1918 | for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) { | |
e0f36a95 AK |
1919 | switch (e1000_gstrings_stats[i].type) { |
1920 | case NETDEV_STATS: | |
1921 | p = (char *) netdev + | |
1922 | e1000_gstrings_stats[i].stat_offset; | |
1923 | break; | |
1924 | case E1000_STATS: | |
1925 | p = (char *) adapter + | |
1926 | e1000_gstrings_stats[i].stat_offset; | |
1927 | break; | |
1928 | } | |
1929 | ||
bc7f75fa AK |
1930 | data[i] = (e1000_gstrings_stats[i].sizeof_stat == |
1931 | sizeof(u64)) ? *(u64 *)p : *(u32 *)p; | |
1932 | } | |
1933 | } | |
1934 | ||
1935 | static void e1000_get_strings(struct net_device *netdev, u32 stringset, | |
1936 | u8 *data) | |
1937 | { | |
1938 | u8 *p = data; | |
1939 | int i; | |
1940 | ||
1941 | switch (stringset) { | |
1942 | case ETH_SS_TEST: | |
ad68076e | 1943 | memcpy(data, *e1000_gstrings_test, sizeof(e1000_gstrings_test)); |
bc7f75fa AK |
1944 | break; |
1945 | case ETH_SS_STATS: | |
1946 | for (i = 0; i < E1000_GLOBAL_STATS_LEN; i++) { | |
1947 | memcpy(p, e1000_gstrings_stats[i].stat_string, | |
1948 | ETH_GSTRING_LEN); | |
1949 | p += ETH_GSTRING_LEN; | |
1950 | } | |
1951 | break; | |
1952 | } | |
1953 | } | |
1954 | ||
1955 | static const struct ethtool_ops e1000_ethtool_ops = { | |
1956 | .get_settings = e1000_get_settings, | |
1957 | .set_settings = e1000_set_settings, | |
1958 | .get_drvinfo = e1000_get_drvinfo, | |
1959 | .get_regs_len = e1000_get_regs_len, | |
1960 | .get_regs = e1000_get_regs, | |
1961 | .get_wol = e1000_get_wol, | |
1962 | .set_wol = e1000_set_wol, | |
1963 | .get_msglevel = e1000_get_msglevel, | |
1964 | .set_msglevel = e1000_set_msglevel, | |
1965 | .nway_reset = e1000_nway_reset, | |
369d742d | 1966 | .get_link = e1000_get_link, |
bc7f75fa AK |
1967 | .get_eeprom_len = e1000_get_eeprom_len, |
1968 | .get_eeprom = e1000_get_eeprom, | |
1969 | .set_eeprom = e1000_set_eeprom, | |
1970 | .get_ringparam = e1000_get_ringparam, | |
1971 | .set_ringparam = e1000_set_ringparam, | |
1972 | .get_pauseparam = e1000_get_pauseparam, | |
1973 | .set_pauseparam = e1000_set_pauseparam, | |
1974 | .get_rx_csum = e1000_get_rx_csum, | |
1975 | .set_rx_csum = e1000_set_rx_csum, | |
1976 | .get_tx_csum = e1000_get_tx_csum, | |
1977 | .set_tx_csum = e1000_set_tx_csum, | |
1978 | .get_sg = ethtool_op_get_sg, | |
1979 | .set_sg = ethtool_op_set_sg, | |
1980 | .get_tso = ethtool_op_get_tso, | |
1981 | .set_tso = e1000_set_tso, | |
bc7f75fa AK |
1982 | .self_test = e1000_diag_test, |
1983 | .get_strings = e1000_get_strings, | |
1984 | .phys_id = e1000_phys_id, | |
bc7f75fa | 1985 | .get_ethtool_stats = e1000_get_ethtool_stats, |
b9f2c044 | 1986 | .get_sset_count = e1000e_get_sset_count, |
de5b3077 AK |
1987 | .get_coalesce = e1000_get_coalesce, |
1988 | .set_coalesce = e1000_set_coalesce, | |
bc7f75fa AK |
1989 | }; |
1990 | ||
1991 | void e1000e_set_ethtool_ops(struct net_device *netdev) | |
1992 | { | |
1993 | SET_ETHTOOL_OPS(netdev, &e1000_ethtool_ops); | |
1994 | } |