Commit | Line | Data |
---|---|---|
11afc1b1 PW |
1 | /******************************************************************************* |
2 | ||
3 | Intel 10 Gigabit PCI Express Linux driver | |
a52055e0 | 4 | Copyright(c) 1999 - 2011 Intel Corporation. |
11afc1b1 PW |
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 | e1000-devel Mailing List <e1000-devel@lists.sourceforge.net> | |
24 | Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 | |
25 | ||
26 | *******************************************************************************/ | |
27 | ||
28 | #include <linux/pci.h> | |
29 | #include <linux/delay.h> | |
30 | #include <linux/sched.h> | |
31 | ||
32 | #include "ixgbe.h" | |
33 | #include "ixgbe_phy.h" | |
096a58fd | 34 | #include "ixgbe_mbx.h" |
11afc1b1 PW |
35 | |
36 | #define IXGBE_82599_MAX_TX_QUEUES 128 | |
37 | #define IXGBE_82599_MAX_RX_QUEUES 128 | |
38 | #define IXGBE_82599_RAR_ENTRIES 128 | |
39 | #define IXGBE_82599_MC_TBL_SIZE 128 | |
40 | #define IXGBE_82599_VFT_TBL_SIZE 128 | |
e09ad236 | 41 | #define IXGBE_82599_RX_PB_SIZE 512 |
11afc1b1 | 42 | |
5d5b7c39 ET |
43 | static void ixgbe_disable_tx_laser_multispeed_fiber(struct ixgbe_hw *hw); |
44 | static void ixgbe_enable_tx_laser_multispeed_fiber(struct ixgbe_hw *hw); | |
45 | static void ixgbe_flap_tx_laser_multispeed_fiber(struct ixgbe_hw *hw); | |
46 | static s32 ixgbe_setup_mac_link_multispeed_fiber(struct ixgbe_hw *hw, | |
47 | ixgbe_link_speed speed, | |
48 | bool autoneg, | |
49 | bool autoneg_wait_to_complete); | |
cd7e1f0b DS |
50 | static s32 ixgbe_setup_mac_link_smartspeed(struct ixgbe_hw *hw, |
51 | ixgbe_link_speed speed, | |
52 | bool autoneg, | |
53 | bool autoneg_wait_to_complete); | |
5d5b7c39 ET |
54 | static s32 ixgbe_start_mac_link_82599(struct ixgbe_hw *hw, |
55 | bool autoneg_wait_to_complete); | |
56 | static s32 ixgbe_setup_mac_link_82599(struct ixgbe_hw *hw, | |
8620a103 MC |
57 | ixgbe_link_speed speed, |
58 | bool autoneg, | |
59 | bool autoneg_wait_to_complete); | |
8620a103 MC |
60 | static s32 ixgbe_setup_copper_link_82599(struct ixgbe_hw *hw, |
61 | ixgbe_link_speed speed, | |
62 | bool autoneg, | |
63 | bool autoneg_wait_to_complete); | |
794caeb2 | 64 | static s32 ixgbe_verify_fw_version_82599(struct ixgbe_hw *hw); |
0fa6d832 | 65 | static bool ixgbe_verify_lesm_fw_enabled_82599(struct ixgbe_hw *hw); |
11afc1b1 | 66 | |
7b25cdba | 67 | static void ixgbe_init_mac_link_ops_82599(struct ixgbe_hw *hw) |
11afc1b1 PW |
68 | { |
69 | struct ixgbe_mac_info *mac = &hw->mac; | |
c6ecf39a DS |
70 | |
71 | /* enable the laser control functions for SFP+ fiber */ | |
72 | if (mac->ops.get_media_type(hw) == ixgbe_media_type_fiber) { | |
61fac744 PW |
73 | mac->ops.disable_tx_laser = |
74 | &ixgbe_disable_tx_laser_multispeed_fiber; | |
75 | mac->ops.enable_tx_laser = | |
76 | &ixgbe_enable_tx_laser_multispeed_fiber; | |
1097cd17 | 77 | mac->ops.flap_tx_laser = &ixgbe_flap_tx_laser_multispeed_fiber; |
11afc1b1 | 78 | } else { |
61fac744 PW |
79 | mac->ops.disable_tx_laser = NULL; |
80 | mac->ops.enable_tx_laser = NULL; | |
1097cd17 | 81 | mac->ops.flap_tx_laser = NULL; |
c6ecf39a DS |
82 | } |
83 | ||
84 | if (hw->phy.multispeed_fiber) { | |
85 | /* Set up dual speed SFP+ support */ | |
86 | mac->ops.setup_link = &ixgbe_setup_mac_link_multispeed_fiber; | |
87 | } else { | |
cd7e1f0b DS |
88 | if ((mac->ops.get_media_type(hw) == |
89 | ixgbe_media_type_backplane) && | |
90 | (hw->phy.smart_speed == ixgbe_smart_speed_auto || | |
0fa6d832 ET |
91 | hw->phy.smart_speed == ixgbe_smart_speed_on) && |
92 | !ixgbe_verify_lesm_fw_enabled_82599(hw)) | |
cd7e1f0b DS |
93 | mac->ops.setup_link = &ixgbe_setup_mac_link_smartspeed; |
94 | else | |
95 | mac->ops.setup_link = &ixgbe_setup_mac_link_82599; | |
11afc1b1 PW |
96 | } |
97 | } | |
98 | ||
7b25cdba | 99 | static s32 ixgbe_setup_sfp_modules_82599(struct ixgbe_hw *hw) |
11afc1b1 PW |
100 | { |
101 | s32 ret_val = 0; | |
a7f5a5fc DS |
102 | u32 reg_anlp1 = 0; |
103 | u32 i = 0; | |
11afc1b1 PW |
104 | u16 list_offset, data_offset, data_value; |
105 | ||
106 | if (hw->phy.sfp_type != ixgbe_sfp_type_unknown) { | |
107 | ixgbe_init_mac_link_ops_82599(hw); | |
553b4497 PW |
108 | |
109 | hw->phy.ops.reset = NULL; | |
110 | ||
11afc1b1 PW |
111 | ret_val = ixgbe_get_sfp_init_sequence_offsets(hw, &list_offset, |
112 | &data_offset); | |
11afc1b1 PW |
113 | if (ret_val != 0) |
114 | goto setup_sfp_out; | |
115 | ||
aa5aec88 | 116 | /* PHY config will finish before releasing the semaphore */ |
5e655105 DS |
117 | ret_val = hw->mac.ops.acquire_swfw_sync(hw, |
118 | IXGBE_GSSR_MAC_CSR_SM); | |
aa5aec88 PWJ |
119 | if (ret_val != 0) { |
120 | ret_val = IXGBE_ERR_SWFW_SYNC; | |
121 | goto setup_sfp_out; | |
122 | } | |
123 | ||
11afc1b1 PW |
124 | hw->eeprom.ops.read(hw, ++data_offset, &data_value); |
125 | while (data_value != 0xffff) { | |
126 | IXGBE_WRITE_REG(hw, IXGBE_CORECTL, data_value); | |
127 | IXGBE_WRITE_FLUSH(hw); | |
128 | hw->eeprom.ops.read(hw, ++data_offset, &data_value); | |
129 | } | |
aa5aec88 PWJ |
130 | |
131 | /* Release the semaphore */ | |
6d980c3e | 132 | hw->mac.ops.release_swfw_sync(hw, IXGBE_GSSR_MAC_CSR_SM); |
032b4325 DS |
133 | /* |
134 | * Delay obtaining semaphore again to allow FW access, | |
135 | * semaphore_delay is in ms usleep_range needs us. | |
136 | */ | |
137 | usleep_range(hw->eeprom.semaphore_delay * 1000, | |
138 | hw->eeprom.semaphore_delay * 2000); | |
a7f5a5fc DS |
139 | |
140 | /* Now restart DSP by setting Restart_AN and clearing LMS */ | |
141 | IXGBE_WRITE_REG(hw, IXGBE_AUTOC, ((IXGBE_READ_REG(hw, | |
142 | IXGBE_AUTOC) & ~IXGBE_AUTOC_LMS_MASK) | | |
143 | IXGBE_AUTOC_AN_RESTART)); | |
144 | ||
145 | /* Wait for AN to leave state 0 */ | |
146 | for (i = 0; i < 10; i++) { | |
032b4325 | 147 | usleep_range(4000, 8000); |
a7f5a5fc DS |
148 | reg_anlp1 = IXGBE_READ_REG(hw, IXGBE_ANLP1); |
149 | if (reg_anlp1 & IXGBE_ANLP1_AN_STATE_MASK) | |
150 | break; | |
151 | } | |
152 | if (!(reg_anlp1 & IXGBE_ANLP1_AN_STATE_MASK)) { | |
153 | hw_dbg(hw, "sfp module setup not complete\n"); | |
154 | ret_val = IXGBE_ERR_SFP_SETUP_NOT_COMPLETE; | |
155 | goto setup_sfp_out; | |
156 | } | |
157 | ||
158 | /* Restart DSP by setting Restart_AN and return to SFI mode */ | |
159 | IXGBE_WRITE_REG(hw, IXGBE_AUTOC, (IXGBE_READ_REG(hw, | |
160 | IXGBE_AUTOC) | IXGBE_AUTOC_LMS_10G_SERIAL | | |
161 | IXGBE_AUTOC_AN_RESTART)); | |
11afc1b1 PW |
162 | } |
163 | ||
164 | setup_sfp_out: | |
165 | return ret_val; | |
166 | } | |
167 | ||
11afc1b1 PW |
168 | static s32 ixgbe_get_invariants_82599(struct ixgbe_hw *hw) |
169 | { | |
170 | struct ixgbe_mac_info *mac = &hw->mac; | |
11afc1b1 | 171 | |
04f165ef | 172 | ixgbe_init_mac_link_ops_82599(hw); |
11afc1b1 | 173 | |
04f165ef PW |
174 | mac->mcft_size = IXGBE_82599_MC_TBL_SIZE; |
175 | mac->vft_size = IXGBE_82599_VFT_TBL_SIZE; | |
176 | mac->num_rar_entries = IXGBE_82599_RAR_ENTRIES; | |
177 | mac->max_rx_queues = IXGBE_82599_MAX_RX_QUEUES; | |
178 | mac->max_tx_queues = IXGBE_82599_MAX_TX_QUEUES; | |
21ce849b | 179 | mac->max_msix_vectors = ixgbe_get_pcie_msix_count_generic(hw); |
11afc1b1 | 180 | |
04f165ef PW |
181 | return 0; |
182 | } | |
11afc1b1 | 183 | |
04f165ef PW |
184 | /** |
185 | * ixgbe_init_phy_ops_82599 - PHY/SFP specific init | |
186 | * @hw: pointer to hardware structure | |
187 | * | |
188 | * Initialize any function pointers that were not able to be | |
189 | * set during get_invariants because the PHY/SFP type was | |
190 | * not known. Perform the SFP init if necessary. | |
191 | * | |
192 | **/ | |
7b25cdba | 193 | static s32 ixgbe_init_phy_ops_82599(struct ixgbe_hw *hw) |
04f165ef PW |
194 | { |
195 | struct ixgbe_mac_info *mac = &hw->mac; | |
196 | struct ixgbe_phy_info *phy = &hw->phy; | |
197 | s32 ret_val = 0; | |
11afc1b1 | 198 | |
04f165ef PW |
199 | /* Identify the PHY or SFP module */ |
200 | ret_val = phy->ops.identify(hw); | |
201 | ||
202 | /* Setup function pointers based on detected SFP module and speeds */ | |
203 | ixgbe_init_mac_link_ops_82599(hw); | |
11afc1b1 PW |
204 | |
205 | /* If copper media, overwrite with copper function pointers */ | |
206 | if (mac->ops.get_media_type(hw) == ixgbe_media_type_copper) { | |
207 | mac->ops.setup_link = &ixgbe_setup_copper_link_82599; | |
11afc1b1 | 208 | mac->ops.get_link_capabilities = |
a391f1d5 | 209 | &ixgbe_get_copper_link_capabilities_generic; |
11afc1b1 PW |
210 | } |
211 | ||
04f165ef | 212 | /* Set necessary function pointers based on phy type */ |
11afc1b1 PW |
213 | switch (hw->phy.type) { |
214 | case ixgbe_phy_tn: | |
215 | phy->ops.check_link = &ixgbe_check_phy_link_tnx; | |
b57e35bd | 216 | phy->ops.setup_link = &ixgbe_setup_phy_link_tnx; |
11afc1b1 | 217 | phy->ops.get_firmware_version = |
04f165ef | 218 | &ixgbe_get_phy_firmware_version_tnx; |
11afc1b1 PW |
219 | break; |
220 | default: | |
221 | break; | |
222 | } | |
223 | ||
11afc1b1 PW |
224 | return ret_val; |
225 | } | |
226 | ||
227 | /** | |
228 | * ixgbe_get_link_capabilities_82599 - Determines link capabilities | |
229 | * @hw: pointer to hardware structure | |
230 | * @speed: pointer to link speed | |
231 | * @negotiation: true when autoneg or autotry is enabled | |
232 | * | |
233 | * Determines the link capabilities by reading the AUTOC register. | |
234 | **/ | |
7b25cdba DS |
235 | static s32 ixgbe_get_link_capabilities_82599(struct ixgbe_hw *hw, |
236 | ixgbe_link_speed *speed, | |
237 | bool *negotiation) | |
11afc1b1 PW |
238 | { |
239 | s32 status = 0; | |
1eb99d5a | 240 | u32 autoc = 0; |
11afc1b1 | 241 | |
cb836a97 DS |
242 | /* Determine 1G link capabilities off of SFP+ type */ |
243 | if (hw->phy.sfp_type == ixgbe_sfp_type_1g_cu_core0 || | |
244 | hw->phy.sfp_type == ixgbe_sfp_type_1g_cu_core1) { | |
245 | *speed = IXGBE_LINK_SPEED_1GB_FULL; | |
246 | *negotiation = true; | |
247 | goto out; | |
248 | } | |
249 | ||
1eb99d5a PW |
250 | /* |
251 | * Determine link capabilities based on the stored value of AUTOC, | |
252 | * which represents EEPROM defaults. If AUTOC value has not been | |
253 | * stored, use the current register value. | |
254 | */ | |
255 | if (hw->mac.orig_link_settings_stored) | |
256 | autoc = hw->mac.orig_autoc; | |
257 | else | |
258 | autoc = IXGBE_READ_REG(hw, IXGBE_AUTOC); | |
259 | ||
260 | switch (autoc & IXGBE_AUTOC_LMS_MASK) { | |
11afc1b1 PW |
261 | case IXGBE_AUTOC_LMS_1G_LINK_NO_AN: |
262 | *speed = IXGBE_LINK_SPEED_1GB_FULL; | |
263 | *negotiation = false; | |
264 | break; | |
265 | ||
266 | case IXGBE_AUTOC_LMS_10G_LINK_NO_AN: | |
267 | *speed = IXGBE_LINK_SPEED_10GB_FULL; | |
268 | *negotiation = false; | |
269 | break; | |
270 | ||
271 | case IXGBE_AUTOC_LMS_1G_AN: | |
272 | *speed = IXGBE_LINK_SPEED_1GB_FULL; | |
273 | *negotiation = true; | |
274 | break; | |
275 | ||
276 | case IXGBE_AUTOC_LMS_10G_SERIAL: | |
277 | *speed = IXGBE_LINK_SPEED_10GB_FULL; | |
278 | *negotiation = false; | |
279 | break; | |
280 | ||
281 | case IXGBE_AUTOC_LMS_KX4_KX_KR: | |
282 | case IXGBE_AUTOC_LMS_KX4_KX_KR_1G_AN: | |
283 | *speed = IXGBE_LINK_SPEED_UNKNOWN; | |
1eb99d5a | 284 | if (autoc & IXGBE_AUTOC_KR_SUPP) |
11afc1b1 | 285 | *speed |= IXGBE_LINK_SPEED_10GB_FULL; |
1eb99d5a | 286 | if (autoc & IXGBE_AUTOC_KX4_SUPP) |
11afc1b1 | 287 | *speed |= IXGBE_LINK_SPEED_10GB_FULL; |
1eb99d5a | 288 | if (autoc & IXGBE_AUTOC_KX_SUPP) |
11afc1b1 PW |
289 | *speed |= IXGBE_LINK_SPEED_1GB_FULL; |
290 | *negotiation = true; | |
291 | break; | |
292 | ||
293 | case IXGBE_AUTOC_LMS_KX4_KX_KR_SGMII: | |
294 | *speed = IXGBE_LINK_SPEED_100_FULL; | |
1eb99d5a | 295 | if (autoc & IXGBE_AUTOC_KR_SUPP) |
11afc1b1 | 296 | *speed |= IXGBE_LINK_SPEED_10GB_FULL; |
1eb99d5a | 297 | if (autoc & IXGBE_AUTOC_KX4_SUPP) |
11afc1b1 | 298 | *speed |= IXGBE_LINK_SPEED_10GB_FULL; |
1eb99d5a | 299 | if (autoc & IXGBE_AUTOC_KX_SUPP) |
11afc1b1 PW |
300 | *speed |= IXGBE_LINK_SPEED_1GB_FULL; |
301 | *negotiation = true; | |
302 | break; | |
303 | ||
304 | case IXGBE_AUTOC_LMS_SGMII_1G_100M: | |
305 | *speed = IXGBE_LINK_SPEED_1GB_FULL | IXGBE_LINK_SPEED_100_FULL; | |
306 | *negotiation = false; | |
307 | break; | |
308 | ||
309 | default: | |
310 | status = IXGBE_ERR_LINK_SETUP; | |
311 | goto out; | |
312 | break; | |
313 | } | |
314 | ||
315 | if (hw->phy.multispeed_fiber) { | |
316 | *speed |= IXGBE_LINK_SPEED_10GB_FULL | | |
317 | IXGBE_LINK_SPEED_1GB_FULL; | |
318 | *negotiation = true; | |
319 | } | |
320 | ||
321 | out: | |
322 | return status; | |
323 | } | |
324 | ||
11afc1b1 PW |
325 | /** |
326 | * ixgbe_get_media_type_82599 - Get media type | |
327 | * @hw: pointer to hardware structure | |
328 | * | |
329 | * Returns the media type (fiber, copper, backplane) | |
330 | **/ | |
7b25cdba | 331 | static enum ixgbe_media_type ixgbe_get_media_type_82599(struct ixgbe_hw *hw) |
11afc1b1 PW |
332 | { |
333 | enum ixgbe_media_type media_type; | |
334 | ||
335 | /* Detect if there is a copper PHY attached. */ | |
21cc5b4f ET |
336 | switch (hw->phy.type) { |
337 | case ixgbe_phy_cu_unknown: | |
338 | case ixgbe_phy_tn: | |
11afc1b1 PW |
339 | media_type = ixgbe_media_type_copper; |
340 | goto out; | |
21cc5b4f ET |
341 | default: |
342 | break; | |
11afc1b1 PW |
343 | } |
344 | ||
345 | switch (hw->device_id) { | |
11afc1b1 | 346 | case IXGBE_DEV_ID_82599_KX4: |
dbfec662 | 347 | case IXGBE_DEV_ID_82599_KX4_MEZZ: |
312eb931 | 348 | case IXGBE_DEV_ID_82599_COMBO_BACKPLANE: |
74757d49 | 349 | case IXGBE_DEV_ID_82599_KR: |
dbffcb21 | 350 | case IXGBE_DEV_ID_82599_BACKPLANE_FCOE: |
1fcf03e6 | 351 | case IXGBE_DEV_ID_82599_XAUI_LOM: |
11afc1b1 PW |
352 | /* Default device ID is mezzanine card KX/KX4 */ |
353 | media_type = ixgbe_media_type_backplane; | |
354 | break; | |
355 | case IXGBE_DEV_ID_82599_SFP: | |
dbffcb21 | 356 | case IXGBE_DEV_ID_82599_SFP_FCOE: |
38ad1c8e | 357 | case IXGBE_DEV_ID_82599_SFP_EM: |
4c40ef02 | 358 | case IXGBE_DEV_ID_82599_SFP_SF2: |
7d145282 | 359 | case IXGBE_DEV_ID_82599EN_SFP: |
11afc1b1 PW |
360 | media_type = ixgbe_media_type_fiber; |
361 | break; | |
8911184f | 362 | case IXGBE_DEV_ID_82599_CX4: |
6b1be199 | 363 | media_type = ixgbe_media_type_cx4; |
8911184f | 364 | break; |
21cc5b4f ET |
365 | case IXGBE_DEV_ID_82599_T3_LOM: |
366 | media_type = ixgbe_media_type_copper; | |
367 | break; | |
4f6290cf DS |
368 | case IXGBE_DEV_ID_82599_LS: |
369 | media_type = ixgbe_media_type_fiber_lco; | |
370 | break; | |
11afc1b1 PW |
371 | default: |
372 | media_type = ixgbe_media_type_unknown; | |
373 | break; | |
374 | } | |
375 | out: | |
376 | return media_type; | |
377 | } | |
378 | ||
379 | /** | |
8620a103 | 380 | * ixgbe_start_mac_link_82599 - Setup MAC link settings |
11afc1b1 | 381 | * @hw: pointer to hardware structure |
8620a103 | 382 | * @autoneg_wait_to_complete: true when waiting for completion is needed |
11afc1b1 PW |
383 | * |
384 | * Configures link settings based on values in the ixgbe_hw struct. | |
385 | * Restarts the link. Performs autonegotiation if needed. | |
386 | **/ | |
5d5b7c39 | 387 | static s32 ixgbe_start_mac_link_82599(struct ixgbe_hw *hw, |
8620a103 | 388 | bool autoneg_wait_to_complete) |
11afc1b1 PW |
389 | { |
390 | u32 autoc_reg; | |
391 | u32 links_reg; | |
392 | u32 i; | |
393 | s32 status = 0; | |
394 | ||
395 | /* Restart link */ | |
396 | autoc_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC); | |
397 | autoc_reg |= IXGBE_AUTOC_AN_RESTART; | |
398 | IXGBE_WRITE_REG(hw, IXGBE_AUTOC, autoc_reg); | |
399 | ||
400 | /* Only poll for autoneg to complete if specified to do so */ | |
8620a103 | 401 | if (autoneg_wait_to_complete) { |
11afc1b1 PW |
402 | if ((autoc_reg & IXGBE_AUTOC_LMS_MASK) == |
403 | IXGBE_AUTOC_LMS_KX4_KX_KR || | |
404 | (autoc_reg & IXGBE_AUTOC_LMS_MASK) == | |
405 | IXGBE_AUTOC_LMS_KX4_KX_KR_1G_AN || | |
406 | (autoc_reg & IXGBE_AUTOC_LMS_MASK) == | |
407 | IXGBE_AUTOC_LMS_KX4_KX_KR_SGMII) { | |
408 | links_reg = 0; /* Just in case Autoneg time = 0 */ | |
409 | for (i = 0; i < IXGBE_AUTO_NEG_TIME; i++) { | |
410 | links_reg = IXGBE_READ_REG(hw, IXGBE_LINKS); | |
411 | if (links_reg & IXGBE_LINKS_KX_AN_COMP) | |
412 | break; | |
413 | msleep(100); | |
414 | } | |
415 | if (!(links_reg & IXGBE_LINKS_KX_AN_COMP)) { | |
416 | status = IXGBE_ERR_AUTONEG_NOT_COMPLETE; | |
417 | hw_dbg(hw, "Autoneg did not complete.\n"); | |
418 | } | |
419 | } | |
420 | } | |
421 | ||
11afc1b1 PW |
422 | /* Add delay to filter out noises during initial link setup */ |
423 | msleep(50); | |
424 | ||
425 | return status; | |
426 | } | |
427 | ||
8c7bea32 ET |
428 | /** |
429 | * ixgbe_disable_tx_laser_multispeed_fiber - Disable Tx laser | |
430 | * @hw: pointer to hardware structure | |
431 | * | |
432 | * The base drivers may require better control over SFP+ module | |
433 | * PHY states. This includes selectively shutting down the Tx | |
434 | * laser on the PHY, effectively halting physical link. | |
435 | **/ | |
5d5b7c39 | 436 | static void ixgbe_disable_tx_laser_multispeed_fiber(struct ixgbe_hw *hw) |
61fac744 PW |
437 | { |
438 | u32 esdp_reg = IXGBE_READ_REG(hw, IXGBE_ESDP); | |
439 | ||
440 | /* Disable tx laser; allow 100us to go dark per spec */ | |
441 | esdp_reg |= IXGBE_ESDP_SDP3; | |
442 | IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp_reg); | |
443 | IXGBE_WRITE_FLUSH(hw); | |
444 | udelay(100); | |
445 | } | |
446 | ||
447 | /** | |
448 | * ixgbe_enable_tx_laser_multispeed_fiber - Enable Tx laser | |
449 | * @hw: pointer to hardware structure | |
450 | * | |
451 | * The base drivers may require better control over SFP+ module | |
452 | * PHY states. This includes selectively turning on the Tx | |
453 | * laser on the PHY, effectively starting physical link. | |
454 | **/ | |
5d5b7c39 | 455 | static void ixgbe_enable_tx_laser_multispeed_fiber(struct ixgbe_hw *hw) |
61fac744 PW |
456 | { |
457 | u32 esdp_reg = IXGBE_READ_REG(hw, IXGBE_ESDP); | |
458 | ||
459 | /* Enable tx laser; allow 100ms to light up */ | |
460 | esdp_reg &= ~IXGBE_ESDP_SDP3; | |
461 | IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp_reg); | |
462 | IXGBE_WRITE_FLUSH(hw); | |
463 | msleep(100); | |
464 | } | |
465 | ||
1097cd17 MC |
466 | /** |
467 | * ixgbe_flap_tx_laser_multispeed_fiber - Flap Tx laser | |
468 | * @hw: pointer to hardware structure | |
469 | * | |
470 | * When the driver changes the link speeds that it can support, | |
471 | * it sets autotry_restart to true to indicate that we need to | |
472 | * initiate a new autotry session with the link partner. To do | |
473 | * so, we set the speed then disable and re-enable the tx laser, to | |
474 | * alert the link partner that it also needs to restart autotry on its | |
475 | * end. This is consistent with true clause 37 autoneg, which also | |
476 | * involves a loss of signal. | |
477 | **/ | |
5d5b7c39 | 478 | static void ixgbe_flap_tx_laser_multispeed_fiber(struct ixgbe_hw *hw) |
1097cd17 | 479 | { |
1097cd17 | 480 | if (hw->mac.autotry_restart) { |
61fac744 PW |
481 | ixgbe_disable_tx_laser_multispeed_fiber(hw); |
482 | ixgbe_enable_tx_laser_multispeed_fiber(hw); | |
1097cd17 MC |
483 | hw->mac.autotry_restart = false; |
484 | } | |
485 | } | |
486 | ||
11afc1b1 | 487 | /** |
8620a103 | 488 | * ixgbe_setup_mac_link_multispeed_fiber - Set MAC link speed |
11afc1b1 PW |
489 | * @hw: pointer to hardware structure |
490 | * @speed: new link speed | |
491 | * @autoneg: true if autonegotiation enabled | |
492 | * @autoneg_wait_to_complete: true when waiting for completion is needed | |
493 | * | |
494 | * Set the link speed in the AUTOC register and restarts link. | |
495 | **/ | |
b32c8dcc | 496 | static s32 ixgbe_setup_mac_link_multispeed_fiber(struct ixgbe_hw *hw, |
8620a103 MC |
497 | ixgbe_link_speed speed, |
498 | bool autoneg, | |
499 | bool autoneg_wait_to_complete) | |
11afc1b1 PW |
500 | { |
501 | s32 status = 0; | |
037c6d0a | 502 | ixgbe_link_speed link_speed = IXGBE_LINK_SPEED_UNKNOWN; |
11afc1b1 PW |
503 | ixgbe_link_speed highest_link_speed = IXGBE_LINK_SPEED_UNKNOWN; |
504 | u32 speedcnt = 0; | |
505 | u32 esdp_reg = IXGBE_READ_REG(hw, IXGBE_ESDP); | |
037c6d0a | 506 | u32 i = 0; |
11afc1b1 PW |
507 | bool link_up = false; |
508 | bool negotiation; | |
509 | ||
510 | /* Mask off requested but non-supported speeds */ | |
037c6d0a ET |
511 | status = hw->mac.ops.get_link_capabilities(hw, &link_speed, |
512 | &negotiation); | |
513 | if (status != 0) | |
514 | return status; | |
515 | ||
516 | speed &= link_speed; | |
11afc1b1 PW |
517 | |
518 | /* | |
519 | * Try each speed one by one, highest priority first. We do this in | |
520 | * software because 10gb fiber doesn't support speed autonegotiation. | |
521 | */ | |
522 | if (speed & IXGBE_LINK_SPEED_10GB_FULL) { | |
523 | speedcnt++; | |
524 | highest_link_speed = IXGBE_LINK_SPEED_10GB_FULL; | |
525 | ||
50ac58ba | 526 | /* If we already have link at this speed, just jump out */ |
037c6d0a ET |
527 | status = hw->mac.ops.check_link(hw, &link_speed, &link_up, |
528 | false); | |
529 | if (status != 0) | |
530 | return status; | |
50ac58ba | 531 | |
037c6d0a | 532 | if ((link_speed == IXGBE_LINK_SPEED_10GB_FULL) && link_up) |
50ac58ba PWJ |
533 | goto out; |
534 | ||
535 | /* Set the module link speed */ | |
11afc1b1 PW |
536 | esdp_reg |= (IXGBE_ESDP_SDP5_DIR | IXGBE_ESDP_SDP5); |
537 | IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp_reg); | |
1097cd17 | 538 | IXGBE_WRITE_FLUSH(hw); |
11afc1b1 | 539 | |
50ac58ba PWJ |
540 | /* Allow module to change analog characteristics (1G->10G) */ |
541 | msleep(40); | |
11afc1b1 | 542 | |
8620a103 | 543 | status = ixgbe_setup_mac_link_82599(hw, |
037c6d0a ET |
544 | IXGBE_LINK_SPEED_10GB_FULL, |
545 | autoneg, | |
546 | autoneg_wait_to_complete); | |
50ac58ba | 547 | if (status != 0) |
c3c74327 | 548 | return status; |
50ac58ba PWJ |
549 | |
550 | /* Flap the tx laser if it has not already been done */ | |
1097cd17 | 551 | hw->mac.ops.flap_tx_laser(hw); |
50ac58ba | 552 | |
cd7e1f0b DS |
553 | /* |
554 | * Wait for the controller to acquire link. Per IEEE 802.3ap, | |
555 | * Section 73.10.2, we may have to wait up to 500ms if KR is | |
556 | * attempted. 82599 uses the same timing for 10g SFI. | |
557 | */ | |
50ac58ba PWJ |
558 | for (i = 0; i < 5; i++) { |
559 | /* Wait for the link partner to also set speed */ | |
560 | msleep(100); | |
561 | ||
562 | /* If we have link, just jump out */ | |
037c6d0a ET |
563 | status = hw->mac.ops.check_link(hw, &link_speed, |
564 | &link_up, false); | |
565 | if (status != 0) | |
566 | return status; | |
567 | ||
50ac58ba PWJ |
568 | if (link_up) |
569 | goto out; | |
570 | } | |
11afc1b1 PW |
571 | } |
572 | ||
573 | if (speed & IXGBE_LINK_SPEED_1GB_FULL) { | |
574 | speedcnt++; | |
575 | if (highest_link_speed == IXGBE_LINK_SPEED_UNKNOWN) | |
576 | highest_link_speed = IXGBE_LINK_SPEED_1GB_FULL; | |
577 | ||
50ac58ba | 578 | /* If we already have link at this speed, just jump out */ |
037c6d0a ET |
579 | status = hw->mac.ops.check_link(hw, &link_speed, &link_up, |
580 | false); | |
581 | if (status != 0) | |
582 | return status; | |
50ac58ba | 583 | |
037c6d0a | 584 | if ((link_speed == IXGBE_LINK_SPEED_1GB_FULL) && link_up) |
50ac58ba PWJ |
585 | goto out; |
586 | ||
587 | /* Set the module link speed */ | |
11afc1b1 PW |
588 | esdp_reg &= ~IXGBE_ESDP_SDP5; |
589 | esdp_reg |= IXGBE_ESDP_SDP5_DIR; | |
590 | IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp_reg); | |
1097cd17 | 591 | IXGBE_WRITE_FLUSH(hw); |
11afc1b1 | 592 | |
50ac58ba PWJ |
593 | /* Allow module to change analog characteristics (10G->1G) */ |
594 | msleep(40); | |
11afc1b1 | 595 | |
8620a103 | 596 | status = ixgbe_setup_mac_link_82599(hw, |
037c6d0a ET |
597 | IXGBE_LINK_SPEED_1GB_FULL, |
598 | autoneg, | |
599 | autoneg_wait_to_complete); | |
50ac58ba | 600 | if (status != 0) |
c3c74327 | 601 | return status; |
50ac58ba PWJ |
602 | |
603 | /* Flap the tx laser if it has not already been done */ | |
1097cd17 | 604 | hw->mac.ops.flap_tx_laser(hw); |
50ac58ba PWJ |
605 | |
606 | /* Wait for the link partner to also set speed */ | |
607 | msleep(100); | |
11afc1b1 PW |
608 | |
609 | /* If we have link, just jump out */ | |
037c6d0a ET |
610 | status = hw->mac.ops.check_link(hw, &link_speed, &link_up, |
611 | false); | |
612 | if (status != 0) | |
613 | return status; | |
614 | ||
11afc1b1 PW |
615 | if (link_up) |
616 | goto out; | |
617 | } | |
618 | ||
619 | /* | |
620 | * We didn't get link. Configure back to the highest speed we tried, | |
621 | * (if there was more than one). We call ourselves back with just the | |
622 | * single highest speed that the user requested. | |
623 | */ | |
624 | if (speedcnt > 1) | |
8620a103 MC |
625 | status = ixgbe_setup_mac_link_multispeed_fiber(hw, |
626 | highest_link_speed, | |
627 | autoneg, | |
628 | autoneg_wait_to_complete); | |
11afc1b1 PW |
629 | |
630 | out: | |
c3c74327 MC |
631 | /* Set autoneg_advertised value based on input link speed */ |
632 | hw->phy.autoneg_advertised = 0; | |
633 | ||
634 | if (speed & IXGBE_LINK_SPEED_10GB_FULL) | |
635 | hw->phy.autoneg_advertised |= IXGBE_LINK_SPEED_10GB_FULL; | |
636 | ||
637 | if (speed & IXGBE_LINK_SPEED_1GB_FULL) | |
638 | hw->phy.autoneg_advertised |= IXGBE_LINK_SPEED_1GB_FULL; | |
639 | ||
11afc1b1 PW |
640 | return status; |
641 | } | |
642 | ||
cd7e1f0b DS |
643 | /** |
644 | * ixgbe_setup_mac_link_smartspeed - Set MAC link speed using SmartSpeed | |
645 | * @hw: pointer to hardware structure | |
646 | * @speed: new link speed | |
647 | * @autoneg: true if autonegotiation enabled | |
648 | * @autoneg_wait_to_complete: true when waiting for completion is needed | |
649 | * | |
650 | * Implements the Intel SmartSpeed algorithm. | |
651 | **/ | |
652 | static s32 ixgbe_setup_mac_link_smartspeed(struct ixgbe_hw *hw, | |
653 | ixgbe_link_speed speed, bool autoneg, | |
654 | bool autoneg_wait_to_complete) | |
655 | { | |
656 | s32 status = 0; | |
037c6d0a | 657 | ixgbe_link_speed link_speed = IXGBE_LINK_SPEED_UNKNOWN; |
cd7e1f0b DS |
658 | s32 i, j; |
659 | bool link_up = false; | |
660 | u32 autoc_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC); | |
cd7e1f0b DS |
661 | |
662 | /* Set autoneg_advertised value based on input link speed */ | |
663 | hw->phy.autoneg_advertised = 0; | |
664 | ||
665 | if (speed & IXGBE_LINK_SPEED_10GB_FULL) | |
666 | hw->phy.autoneg_advertised |= IXGBE_LINK_SPEED_10GB_FULL; | |
667 | ||
668 | if (speed & IXGBE_LINK_SPEED_1GB_FULL) | |
669 | hw->phy.autoneg_advertised |= IXGBE_LINK_SPEED_1GB_FULL; | |
670 | ||
671 | if (speed & IXGBE_LINK_SPEED_100_FULL) | |
672 | hw->phy.autoneg_advertised |= IXGBE_LINK_SPEED_100_FULL; | |
673 | ||
674 | /* | |
675 | * Implement Intel SmartSpeed algorithm. SmartSpeed will reduce the | |
676 | * autoneg advertisement if link is unable to be established at the | |
677 | * highest negotiated rate. This can sometimes happen due to integrity | |
678 | * issues with the physical media connection. | |
679 | */ | |
680 | ||
681 | /* First, try to get link with full advertisement */ | |
682 | hw->phy.smart_speed_active = false; | |
683 | for (j = 0; j < IXGBE_SMARTSPEED_MAX_RETRIES; j++) { | |
684 | status = ixgbe_setup_mac_link_82599(hw, speed, autoneg, | |
685 | autoneg_wait_to_complete); | |
037c6d0a | 686 | if (status != 0) |
cd7e1f0b DS |
687 | goto out; |
688 | ||
689 | /* | |
690 | * Wait for the controller to acquire link. Per IEEE 802.3ap, | |
691 | * Section 73.10.2, we may have to wait up to 500ms if KR is | |
692 | * attempted, or 200ms if KX/KX4/BX/BX4 is attempted, per | |
693 | * Table 9 in the AN MAS. | |
694 | */ | |
695 | for (i = 0; i < 5; i++) { | |
696 | mdelay(100); | |
697 | ||
698 | /* If we have link, just jump out */ | |
037c6d0a ET |
699 | status = hw->mac.ops.check_link(hw, &link_speed, |
700 | &link_up, false); | |
701 | if (status != 0) | |
702 | goto out; | |
703 | ||
cd7e1f0b DS |
704 | if (link_up) |
705 | goto out; | |
706 | } | |
707 | } | |
708 | ||
709 | /* | |
710 | * We didn't get link. If we advertised KR plus one of KX4/KX | |
711 | * (or BX4/BX), then disable KR and try again. | |
712 | */ | |
713 | if (((autoc_reg & IXGBE_AUTOC_KR_SUPP) == 0) || | |
714 | ((autoc_reg & IXGBE_AUTOC_KX4_KX_SUPP_MASK) == 0)) | |
715 | goto out; | |
716 | ||
717 | /* Turn SmartSpeed on to disable KR support */ | |
718 | hw->phy.smart_speed_active = true; | |
719 | status = ixgbe_setup_mac_link_82599(hw, speed, autoneg, | |
720 | autoneg_wait_to_complete); | |
037c6d0a | 721 | if (status != 0) |
cd7e1f0b DS |
722 | goto out; |
723 | ||
724 | /* | |
725 | * Wait for the controller to acquire link. 600ms will allow for | |
726 | * the AN link_fail_inhibit_timer as well for multiple cycles of | |
727 | * parallel detect, both 10g and 1g. This allows for the maximum | |
728 | * connect attempts as defined in the AN MAS table 73-7. | |
729 | */ | |
730 | for (i = 0; i < 6; i++) { | |
731 | mdelay(100); | |
732 | ||
733 | /* If we have link, just jump out */ | |
037c6d0a ET |
734 | status = hw->mac.ops.check_link(hw, &link_speed, |
735 | &link_up, false); | |
736 | if (status != 0) | |
737 | goto out; | |
738 | ||
cd7e1f0b DS |
739 | if (link_up) |
740 | goto out; | |
741 | } | |
742 | ||
743 | /* We didn't get link. Turn SmartSpeed back off. */ | |
744 | hw->phy.smart_speed_active = false; | |
745 | status = ixgbe_setup_mac_link_82599(hw, speed, autoneg, | |
746 | autoneg_wait_to_complete); | |
747 | ||
748 | out: | |
c4ee6a53 | 749 | if (link_up && (link_speed == IXGBE_LINK_SPEED_1GB_FULL)) |
037c6d0a | 750 | hw_dbg(hw, "Smartspeed has downgraded the link speed from " |
849c4542 | 751 | "the maximum advertised\n"); |
cd7e1f0b DS |
752 | return status; |
753 | } | |
754 | ||
11afc1b1 | 755 | /** |
8620a103 | 756 | * ixgbe_setup_mac_link_82599 - Set MAC link speed |
11afc1b1 PW |
757 | * @hw: pointer to hardware structure |
758 | * @speed: new link speed | |
759 | * @autoneg: true if autonegotiation enabled | |
760 | * @autoneg_wait_to_complete: true when waiting for completion is needed | |
761 | * | |
762 | * Set the link speed in the AUTOC register and restarts link. | |
763 | **/ | |
5d5b7c39 | 764 | static s32 ixgbe_setup_mac_link_82599(struct ixgbe_hw *hw, |
8620a103 MC |
765 | ixgbe_link_speed speed, bool autoneg, |
766 | bool autoneg_wait_to_complete) | |
11afc1b1 PW |
767 | { |
768 | s32 status = 0; | |
769 | u32 autoc = IXGBE_READ_REG(hw, IXGBE_AUTOC); | |
770 | u32 autoc2 = IXGBE_READ_REG(hw, IXGBE_AUTOC2); | |
50ac58ba | 771 | u32 start_autoc = autoc; |
1eb99d5a | 772 | u32 orig_autoc = 0; |
11afc1b1 PW |
773 | u32 link_mode = autoc & IXGBE_AUTOC_LMS_MASK; |
774 | u32 pma_pmd_1g = autoc & IXGBE_AUTOC_1G_PMA_PMD_MASK; | |
775 | u32 pma_pmd_10g_serial = autoc2 & IXGBE_AUTOC2_10G_SERIAL_PMA_PMD_MASK; | |
776 | u32 links_reg; | |
777 | u32 i; | |
778 | ixgbe_link_speed link_capabilities = IXGBE_LINK_SPEED_UNKNOWN; | |
779 | ||
780 | /* Check to see if speed passed in is supported. */ | |
781 | hw->mac.ops.get_link_capabilities(hw, &link_capabilities, &autoneg); | |
0b0c2b31 ET |
782 | if (status != 0) |
783 | goto out; | |
784 | ||
11afc1b1 PW |
785 | speed &= link_capabilities; |
786 | ||
50ac58ba PWJ |
787 | if (speed == IXGBE_LINK_SPEED_UNKNOWN) { |
788 | status = IXGBE_ERR_LINK_SETUP; | |
789 | goto out; | |
790 | } | |
791 | ||
1eb99d5a PW |
792 | /* Use stored value (EEPROM defaults) of AUTOC to find KR/KX4 support*/ |
793 | if (hw->mac.orig_link_settings_stored) | |
794 | orig_autoc = hw->mac.orig_autoc; | |
795 | else | |
796 | orig_autoc = autoc; | |
797 | ||
50ac58ba PWJ |
798 | if (link_mode == IXGBE_AUTOC_LMS_KX4_KX_KR || |
799 | link_mode == IXGBE_AUTOC_LMS_KX4_KX_KR_1G_AN || | |
800 | link_mode == IXGBE_AUTOC_LMS_KX4_KX_KR_SGMII) { | |
11afc1b1 PW |
801 | /* Set KX4/KX/KR support according to speed requested */ |
802 | autoc &= ~(IXGBE_AUTOC_KX4_KX_SUPP_MASK | IXGBE_AUTOC_KR_SUPP); | |
803 | if (speed & IXGBE_LINK_SPEED_10GB_FULL) | |
1eb99d5a | 804 | if (orig_autoc & IXGBE_AUTOC_KX4_SUPP) |
11afc1b1 | 805 | autoc |= IXGBE_AUTOC_KX4_SUPP; |
cd7e1f0b DS |
806 | if ((orig_autoc & IXGBE_AUTOC_KR_SUPP) && |
807 | (hw->phy.smart_speed_active == false)) | |
11afc1b1 PW |
808 | autoc |= IXGBE_AUTOC_KR_SUPP; |
809 | if (speed & IXGBE_LINK_SPEED_1GB_FULL) | |
810 | autoc |= IXGBE_AUTOC_KX_SUPP; | |
811 | } else if ((pma_pmd_1g == IXGBE_AUTOC_1G_SFI) && | |
812 | (link_mode == IXGBE_AUTOC_LMS_1G_LINK_NO_AN || | |
813 | link_mode == IXGBE_AUTOC_LMS_1G_AN)) { | |
814 | /* Switch from 1G SFI to 10G SFI if requested */ | |
815 | if ((speed == IXGBE_LINK_SPEED_10GB_FULL) && | |
816 | (pma_pmd_10g_serial == IXGBE_AUTOC2_10G_SFI)) { | |
817 | autoc &= ~IXGBE_AUTOC_LMS_MASK; | |
818 | autoc |= IXGBE_AUTOC_LMS_10G_SERIAL; | |
819 | } | |
820 | } else if ((pma_pmd_10g_serial == IXGBE_AUTOC2_10G_SFI) && | |
821 | (link_mode == IXGBE_AUTOC_LMS_10G_SERIAL)) { | |
822 | /* Switch from 10G SFI to 1G SFI if requested */ | |
823 | if ((speed == IXGBE_LINK_SPEED_1GB_FULL) && | |
824 | (pma_pmd_1g == IXGBE_AUTOC_1G_SFI)) { | |
825 | autoc &= ~IXGBE_AUTOC_LMS_MASK; | |
826 | if (autoneg) | |
827 | autoc |= IXGBE_AUTOC_LMS_1G_AN; | |
828 | else | |
829 | autoc |= IXGBE_AUTOC_LMS_1G_LINK_NO_AN; | |
830 | } | |
831 | } | |
832 | ||
50ac58ba | 833 | if (autoc != start_autoc) { |
11afc1b1 PW |
834 | /* Restart link */ |
835 | autoc |= IXGBE_AUTOC_AN_RESTART; | |
836 | IXGBE_WRITE_REG(hw, IXGBE_AUTOC, autoc); | |
837 | ||
838 | /* Only poll for autoneg to complete if specified to do so */ | |
839 | if (autoneg_wait_to_complete) { | |
840 | if (link_mode == IXGBE_AUTOC_LMS_KX4_KX_KR || | |
841 | link_mode == IXGBE_AUTOC_LMS_KX4_KX_KR_1G_AN || | |
842 | link_mode == IXGBE_AUTOC_LMS_KX4_KX_KR_SGMII) { | |
843 | links_reg = 0; /*Just in case Autoneg time=0*/ | |
844 | for (i = 0; i < IXGBE_AUTO_NEG_TIME; i++) { | |
845 | links_reg = | |
846 | IXGBE_READ_REG(hw, IXGBE_LINKS); | |
847 | if (links_reg & IXGBE_LINKS_KX_AN_COMP) | |
848 | break; | |
849 | msleep(100); | |
850 | } | |
851 | if (!(links_reg & IXGBE_LINKS_KX_AN_COMP)) { | |
852 | status = | |
853 | IXGBE_ERR_AUTONEG_NOT_COMPLETE; | |
854 | hw_dbg(hw, "Autoneg did not " | |
855 | "complete.\n"); | |
856 | } | |
857 | } | |
858 | } | |
859 | ||
11afc1b1 PW |
860 | /* Add delay to filter out noises during initial link setup */ |
861 | msleep(50); | |
862 | } | |
863 | ||
50ac58ba | 864 | out: |
11afc1b1 PW |
865 | return status; |
866 | } | |
867 | ||
868 | /** | |
8620a103 | 869 | * ixgbe_setup_copper_link_82599 - Set the PHY autoneg advertised field |
11afc1b1 PW |
870 | * @hw: pointer to hardware structure |
871 | * @speed: new link speed | |
872 | * @autoneg: true if autonegotiation enabled | |
873 | * @autoneg_wait_to_complete: true if waiting is needed to complete | |
874 | * | |
875 | * Restarts link on PHY and MAC based on settings passed in. | |
876 | **/ | |
8620a103 MC |
877 | static s32 ixgbe_setup_copper_link_82599(struct ixgbe_hw *hw, |
878 | ixgbe_link_speed speed, | |
879 | bool autoneg, | |
880 | bool autoneg_wait_to_complete) | |
11afc1b1 PW |
881 | { |
882 | s32 status; | |
883 | ||
884 | /* Setup the PHY according to input speed */ | |
885 | status = hw->phy.ops.setup_link_speed(hw, speed, autoneg, | |
886 | autoneg_wait_to_complete); | |
887 | /* Set up MAC */ | |
8620a103 | 888 | ixgbe_start_mac_link_82599(hw, autoneg_wait_to_complete); |
11afc1b1 PW |
889 | |
890 | return status; | |
891 | } | |
892 | ||
893 | /** | |
894 | * ixgbe_reset_hw_82599 - Perform hardware reset | |
895 | * @hw: pointer to hardware structure | |
896 | * | |
897 | * Resets the hardware by resetting the transmit and receive units, masks | |
898 | * and clears all interrupts, perform a PHY reset, and perform a link (MAC) | |
899 | * reset. | |
900 | **/ | |
7b25cdba | 901 | static s32 ixgbe_reset_hw_82599(struct ixgbe_hw *hw) |
11afc1b1 | 902 | { |
8132b54e AD |
903 | ixgbe_link_speed link_speed; |
904 | s32 status; | |
905 | u32 ctrl, i, autoc, autoc2; | |
906 | bool link_up = false; | |
11afc1b1 PW |
907 | |
908 | /* Call adapter stop to disable tx/rx and clear interrupts */ | |
ff9d1a5a ET |
909 | status = hw->mac.ops.stop_adapter(hw); |
910 | if (status != 0) | |
911 | goto reset_hw_out; | |
912 | ||
913 | /* flush pending Tx transactions */ | |
914 | ixgbe_clear_tx_pending(hw); | |
11afc1b1 | 915 | |
553b4497 | 916 | /* PHY ops must be identified and initialized prior to reset */ |
04f165ef | 917 | |
037c6d0a | 918 | /* Identify PHY and related function pointers */ |
553b4497 | 919 | status = hw->phy.ops.init(hw); |
04f165ef | 920 | |
553b4497 PW |
921 | if (status == IXGBE_ERR_SFP_NOT_SUPPORTED) |
922 | goto reset_hw_out; | |
04f165ef | 923 | |
553b4497 PW |
924 | /* Setup SFP module if there is one present. */ |
925 | if (hw->phy.sfp_setup_needed) { | |
926 | status = hw->mac.ops.setup_sfp(hw); | |
927 | hw->phy.sfp_setup_needed = false; | |
04f165ef | 928 | } |
11afc1b1 | 929 | |
037c6d0a ET |
930 | if (status == IXGBE_ERR_SFP_NOT_SUPPORTED) |
931 | goto reset_hw_out; | |
932 | ||
553b4497 PW |
933 | /* Reset PHY */ |
934 | if (hw->phy.reset_disable == false && hw->phy.ops.reset != NULL) | |
935 | hw->phy.ops.reset(hw); | |
936 | ||
a4297dc2 | 937 | mac_reset_top: |
11afc1b1 | 938 | /* |
8132b54e AD |
939 | * Issue global reset to the MAC. Needs to be SW reset if link is up. |
940 | * If link reset is used when link is up, it might reset the PHY when | |
941 | * mng is using it. If link is down or the flag to force full link | |
942 | * reset is set, then perform link reset. | |
11afc1b1 | 943 | */ |
8132b54e AD |
944 | ctrl = IXGBE_CTRL_LNK_RST; |
945 | if (!hw->force_full_reset) { | |
946 | hw->mac.ops.check_link(hw, &link_speed, &link_up, false); | |
947 | if (link_up) | |
948 | ctrl = IXGBE_CTRL_RST; | |
949 | } | |
950 | ||
951 | ctrl |= IXGBE_READ_REG(hw, IXGBE_CTRL); | |
952 | IXGBE_WRITE_REG(hw, IXGBE_CTRL, ctrl); | |
11afc1b1 PW |
953 | IXGBE_WRITE_FLUSH(hw); |
954 | ||
955 | /* Poll for reset bit to self-clear indicating reset is complete */ | |
956 | for (i = 0; i < 10; i++) { | |
957 | udelay(1); | |
958 | ctrl = IXGBE_READ_REG(hw, IXGBE_CTRL); | |
8132b54e | 959 | if (!(ctrl & IXGBE_CTRL_RST_MASK)) |
11afc1b1 PW |
960 | break; |
961 | } | |
8132b54e AD |
962 | |
963 | if (ctrl & IXGBE_CTRL_RST_MASK) { | |
11afc1b1 PW |
964 | status = IXGBE_ERR_RESET_FAILED; |
965 | hw_dbg(hw, "Reset polling failed to complete.\n"); | |
966 | } | |
11afc1b1 | 967 | |
8132b54e AD |
968 | msleep(50); |
969 | ||
a4297dc2 ET |
970 | /* |
971 | * Double resets are required for recovery from certain error | |
972 | * conditions. Between resets, it is necessary to stall to allow time | |
8132b54e | 973 | * for any pending HW events to complete. |
a4297dc2 ET |
974 | */ |
975 | if (hw->mac.flags & IXGBE_FLAGS_DOUBLE_RESET_REQUIRED) { | |
976 | hw->mac.flags &= ~IXGBE_FLAGS_DOUBLE_RESET_REQUIRED; | |
a4297dc2 ET |
977 | goto mac_reset_top; |
978 | } | |
979 | ||
11afc1b1 PW |
980 | /* |
981 | * Store the original AUTOC/AUTOC2 values if they have not been | |
982 | * stored off yet. Otherwise restore the stored original | |
983 | * values since the reset operation sets back to defaults. | |
984 | */ | |
985 | autoc = IXGBE_READ_REG(hw, IXGBE_AUTOC); | |
986 | autoc2 = IXGBE_READ_REG(hw, IXGBE_AUTOC2); | |
987 | if (hw->mac.orig_link_settings_stored == false) { | |
988 | hw->mac.orig_autoc = autoc; | |
989 | hw->mac.orig_autoc2 = autoc2; | |
990 | hw->mac.orig_link_settings_stored = true; | |
4df10466 | 991 | } else { |
11afc1b1 PW |
992 | if (autoc != hw->mac.orig_autoc) |
993 | IXGBE_WRITE_REG(hw, IXGBE_AUTOC, (hw->mac.orig_autoc | | |
994 | IXGBE_AUTOC_AN_RESTART)); | |
995 | ||
996 | if ((autoc2 & IXGBE_AUTOC2_UPPER_MASK) != | |
997 | (hw->mac.orig_autoc2 & IXGBE_AUTOC2_UPPER_MASK)) { | |
998 | autoc2 &= ~IXGBE_AUTOC2_UPPER_MASK; | |
999 | autoc2 |= (hw->mac.orig_autoc2 & | |
1000 | IXGBE_AUTOC2_UPPER_MASK); | |
1001 | IXGBE_WRITE_REG(hw, IXGBE_AUTOC2, autoc2); | |
1002 | } | |
1003 | } | |
1004 | ||
278675d8 ET |
1005 | /* Store the permanent mac address */ |
1006 | hw->mac.ops.get_mac_addr(hw, hw->mac.perm_addr); | |
1007 | ||
aca6bee7 WJP |
1008 | /* |
1009 | * Store MAC address from RAR0, clear receive address registers, and | |
1010 | * clear the multicast table. Also reset num_rar_entries to 128, | |
1011 | * since we modify this value when programming the SAN MAC address. | |
1012 | */ | |
1013 | hw->mac.num_rar_entries = 128; | |
1014 | hw->mac.ops.init_rx_addrs(hw); | |
1015 | ||
0365e6e4 PW |
1016 | /* Store the permanent SAN mac address */ |
1017 | hw->mac.ops.get_san_mac_addr(hw, hw->mac.san_addr); | |
1018 | ||
aca6bee7 WJP |
1019 | /* Add the SAN MAC address to the RAR only if it's a valid address */ |
1020 | if (ixgbe_validate_mac_addr(hw->mac.san_addr) == 0) { | |
1021 | hw->mac.ops.set_rar(hw, hw->mac.num_rar_entries - 1, | |
1022 | hw->mac.san_addr, 0, IXGBE_RAH_AV); | |
1023 | ||
1024 | /* Reserve the last RAR for the SAN MAC address */ | |
1025 | hw->mac.num_rar_entries--; | |
1026 | } | |
1027 | ||
383ff34b YZ |
1028 | /* Store the alternative WWNN/WWPN prefix */ |
1029 | hw->mac.ops.get_wwn_prefix(hw, &hw->mac.wwnn_prefix, | |
1030 | &hw->mac.wwpn_prefix); | |
1031 | ||
04f165ef | 1032 | reset_hw_out: |
11afc1b1 PW |
1033 | return status; |
1034 | } | |
1035 | ||
ffff4772 PWJ |
1036 | /** |
1037 | * ixgbe_reinit_fdir_tables_82599 - Reinitialize Flow Director tables. | |
1038 | * @hw: pointer to hardware structure | |
1039 | **/ | |
1040 | s32 ixgbe_reinit_fdir_tables_82599(struct ixgbe_hw *hw) | |
1041 | { | |
1042 | int i; | |
1043 | u32 fdirctrl = IXGBE_READ_REG(hw, IXGBE_FDIRCTRL); | |
1044 | fdirctrl &= ~IXGBE_FDIRCTRL_INIT_DONE; | |
1045 | ||
1046 | /* | |
1047 | * Before starting reinitialization process, | |
1048 | * FDIRCMD.CMD must be zero. | |
1049 | */ | |
1050 | for (i = 0; i < IXGBE_FDIRCMD_CMD_POLL; i++) { | |
1051 | if (!(IXGBE_READ_REG(hw, IXGBE_FDIRCMD) & | |
1052 | IXGBE_FDIRCMD_CMD_MASK)) | |
1053 | break; | |
1054 | udelay(10); | |
1055 | } | |
1056 | if (i >= IXGBE_FDIRCMD_CMD_POLL) { | |
905e4a41 | 1057 | hw_dbg(hw, "Flow Director previous command isn't complete, " |
d6dbee86 | 1058 | "aborting table re-initialization.\n"); |
ffff4772 PWJ |
1059 | return IXGBE_ERR_FDIR_REINIT_FAILED; |
1060 | } | |
1061 | ||
1062 | IXGBE_WRITE_REG(hw, IXGBE_FDIRFREE, 0); | |
1063 | IXGBE_WRITE_FLUSH(hw); | |
1064 | /* | |
1065 | * 82599 adapters flow director init flow cannot be restarted, | |
1066 | * Workaround 82599 silicon errata by performing the following steps | |
1067 | * before re-writing the FDIRCTRL control register with the same value. | |
1068 | * - write 1 to bit 8 of FDIRCMD register & | |
1069 | * - write 0 to bit 8 of FDIRCMD register | |
1070 | */ | |
1071 | IXGBE_WRITE_REG(hw, IXGBE_FDIRCMD, | |
1072 | (IXGBE_READ_REG(hw, IXGBE_FDIRCMD) | | |
1073 | IXGBE_FDIRCMD_CLEARHT)); | |
1074 | IXGBE_WRITE_FLUSH(hw); | |
1075 | IXGBE_WRITE_REG(hw, IXGBE_FDIRCMD, | |
1076 | (IXGBE_READ_REG(hw, IXGBE_FDIRCMD) & | |
1077 | ~IXGBE_FDIRCMD_CLEARHT)); | |
1078 | IXGBE_WRITE_FLUSH(hw); | |
1079 | /* | |
1080 | * Clear FDIR Hash register to clear any leftover hashes | |
1081 | * waiting to be programmed. | |
1082 | */ | |
1083 | IXGBE_WRITE_REG(hw, IXGBE_FDIRHASH, 0x00); | |
1084 | IXGBE_WRITE_FLUSH(hw); | |
1085 | ||
1086 | IXGBE_WRITE_REG(hw, IXGBE_FDIRCTRL, fdirctrl); | |
1087 | IXGBE_WRITE_FLUSH(hw); | |
1088 | ||
1089 | /* Poll init-done after we write FDIRCTRL register */ | |
1090 | for (i = 0; i < IXGBE_FDIR_INIT_DONE_POLL; i++) { | |
1091 | if (IXGBE_READ_REG(hw, IXGBE_FDIRCTRL) & | |
1092 | IXGBE_FDIRCTRL_INIT_DONE) | |
1093 | break; | |
1094 | udelay(10); | |
1095 | } | |
1096 | if (i >= IXGBE_FDIR_INIT_DONE_POLL) { | |
1097 | hw_dbg(hw, "Flow Director Signature poll time exceeded!\n"); | |
1098 | return IXGBE_ERR_FDIR_REINIT_FAILED; | |
1099 | } | |
1100 | ||
1101 | /* Clear FDIR statistics registers (read to clear) */ | |
1102 | IXGBE_READ_REG(hw, IXGBE_FDIRUSTAT); | |
1103 | IXGBE_READ_REG(hw, IXGBE_FDIRFSTAT); | |
1104 | IXGBE_READ_REG(hw, IXGBE_FDIRMATCH); | |
1105 | IXGBE_READ_REG(hw, IXGBE_FDIRMISS); | |
1106 | IXGBE_READ_REG(hw, IXGBE_FDIRLEN); | |
1107 | ||
1108 | return 0; | |
1109 | } | |
1110 | ||
ffff4772 | 1111 | /** |
c04f6ca8 | 1112 | * ixgbe_fdir_enable_82599 - Initialize Flow Director control registers |
ffff4772 | 1113 | * @hw: pointer to hardware structure |
c04f6ca8 | 1114 | * @fdirctrl: value to write to flow director control register |
ffff4772 | 1115 | **/ |
c04f6ca8 | 1116 | static void ixgbe_fdir_enable_82599(struct ixgbe_hw *hw, u32 fdirctrl) |
ffff4772 | 1117 | { |
ffff4772 PWJ |
1118 | int i; |
1119 | ||
ffff4772 | 1120 | /* Prime the keys for hashing */ |
905e4a41 AD |
1121 | IXGBE_WRITE_REG(hw, IXGBE_FDIRHKEY, IXGBE_ATR_BUCKET_HASH_KEY); |
1122 | IXGBE_WRITE_REG(hw, IXGBE_FDIRSKEY, IXGBE_ATR_SIGNATURE_HASH_KEY); | |
ffff4772 PWJ |
1123 | |
1124 | /* | |
1125 | * Poll init-done after we write the register. Estimated times: | |
1126 | * 10G: PBALLOC = 11b, timing is 60us | |
1127 | * 1G: PBALLOC = 11b, timing is 600us | |
1128 | * 100M: PBALLOC = 11b, timing is 6ms | |
1129 | * | |
1130 | * Multiple these timings by 4 if under full Rx load | |
1131 | * | |
1132 | * So we'll poll for IXGBE_FDIR_INIT_DONE_POLL times, sleeping for | |
1133 | * 1 msec per poll time. If we're at line rate and drop to 100M, then | |
1134 | * this might not finish in our poll time, but we can live with that | |
1135 | * for now. | |
1136 | */ | |
ffff4772 PWJ |
1137 | IXGBE_WRITE_REG(hw, IXGBE_FDIRCTRL, fdirctrl); |
1138 | IXGBE_WRITE_FLUSH(hw); | |
1139 | for (i = 0; i < IXGBE_FDIR_INIT_DONE_POLL; i++) { | |
1140 | if (IXGBE_READ_REG(hw, IXGBE_FDIRCTRL) & | |
1141 | IXGBE_FDIRCTRL_INIT_DONE) | |
1142 | break; | |
032b4325 | 1143 | usleep_range(1000, 2000); |
ffff4772 | 1144 | } |
ffff4772 | 1145 | |
c04f6ca8 AD |
1146 | if (i >= IXGBE_FDIR_INIT_DONE_POLL) |
1147 | hw_dbg(hw, "Flow Director poll time exceeded!\n"); | |
ffff4772 PWJ |
1148 | } |
1149 | ||
ffff4772 | 1150 | /** |
c04f6ca8 AD |
1151 | * ixgbe_init_fdir_signature_82599 - Initialize Flow Director signature filters |
1152 | * @hw: pointer to hardware structure | |
1153 | * @fdirctrl: value to write to flow director control register, initially | |
1154 | * contains just the value of the Rx packet buffer allocation | |
ffff4772 | 1155 | **/ |
c04f6ca8 | 1156 | s32 ixgbe_init_fdir_signature_82599(struct ixgbe_hw *hw, u32 fdirctrl) |
ffff4772 | 1157 | { |
c04f6ca8 AD |
1158 | /* |
1159 | * Continue setup of fdirctrl register bits: | |
1160 | * Move the flexible bytes to use the ethertype - shift 6 words | |
1161 | * Set the maximum length per hash bucket to 0xA filters | |
1162 | * Send interrupt when 64 filters are left | |
1163 | */ | |
1164 | fdirctrl |= (0x6 << IXGBE_FDIRCTRL_FLEX_SHIFT) | | |
1165 | (0xA << IXGBE_FDIRCTRL_MAX_LENGTH_SHIFT) | | |
1166 | (4 << IXGBE_FDIRCTRL_FULL_THRESH_SHIFT); | |
ffff4772 | 1167 | |
c04f6ca8 AD |
1168 | /* write hashes and fdirctrl register, poll for completion */ |
1169 | ixgbe_fdir_enable_82599(hw, fdirctrl); | |
ffff4772 | 1170 | |
c04f6ca8 AD |
1171 | return 0; |
1172 | } | |
ffff4772 | 1173 | |
c04f6ca8 AD |
1174 | /** |
1175 | * ixgbe_init_fdir_perfect_82599 - Initialize Flow Director perfect filters | |
1176 | * @hw: pointer to hardware structure | |
1177 | * @fdirctrl: value to write to flow director control register, initially | |
1178 | * contains just the value of the Rx packet buffer allocation | |
1179 | **/ | |
1180 | s32 ixgbe_init_fdir_perfect_82599(struct ixgbe_hw *hw, u32 fdirctrl) | |
1181 | { | |
ffff4772 | 1182 | /* |
c04f6ca8 AD |
1183 | * Continue setup of fdirctrl register bits: |
1184 | * Turn perfect match filtering on | |
1185 | * Report hash in RSS field of Rx wb descriptor | |
1186 | * Initialize the drop queue | |
1187 | * Move the flexible bytes to use the ethertype - shift 6 words | |
1188 | * Set the maximum length per hash bucket to 0xA filters | |
1189 | * Send interrupt when 64 (0x4 * 16) filters are left | |
ffff4772 | 1190 | */ |
c04f6ca8 AD |
1191 | fdirctrl |= IXGBE_FDIRCTRL_PERFECT_MATCH | |
1192 | IXGBE_FDIRCTRL_REPORT_STATUS | | |
1193 | (IXGBE_FDIR_DROP_QUEUE << IXGBE_FDIRCTRL_DROP_Q_SHIFT) | | |
1194 | (0x6 << IXGBE_FDIRCTRL_FLEX_SHIFT) | | |
1195 | (0xA << IXGBE_FDIRCTRL_MAX_LENGTH_SHIFT) | | |
1196 | (4 << IXGBE_FDIRCTRL_FULL_THRESH_SHIFT); | |
ffff4772 | 1197 | |
c04f6ca8 AD |
1198 | /* write hashes and fdirctrl register, poll for completion */ |
1199 | ixgbe_fdir_enable_82599(hw, fdirctrl); | |
905e4a41 | 1200 | |
c04f6ca8 | 1201 | return 0; |
ffff4772 PWJ |
1202 | } |
1203 | ||
69830529 AD |
1204 | /* |
1205 | * These defines allow us to quickly generate all of the necessary instructions | |
1206 | * in the function below by simply calling out IXGBE_COMPUTE_SIG_HASH_ITERATION | |
1207 | * for values 0 through 15 | |
1208 | */ | |
1209 | #define IXGBE_ATR_COMMON_HASH_KEY \ | |
1210 | (IXGBE_ATR_BUCKET_HASH_KEY & IXGBE_ATR_SIGNATURE_HASH_KEY) | |
1211 | #define IXGBE_COMPUTE_SIG_HASH_ITERATION(_n) \ | |
1212 | do { \ | |
1213 | u32 n = (_n); \ | |
1214 | if (IXGBE_ATR_COMMON_HASH_KEY & (0x01 << n)) \ | |
1215 | common_hash ^= lo_hash_dword >> n; \ | |
1216 | else if (IXGBE_ATR_BUCKET_HASH_KEY & (0x01 << n)) \ | |
1217 | bucket_hash ^= lo_hash_dword >> n; \ | |
1218 | else if (IXGBE_ATR_SIGNATURE_HASH_KEY & (0x01 << n)) \ | |
1219 | sig_hash ^= lo_hash_dword << (16 - n); \ | |
1220 | if (IXGBE_ATR_COMMON_HASH_KEY & (0x01 << (n + 16))) \ | |
1221 | common_hash ^= hi_hash_dword >> n; \ | |
1222 | else if (IXGBE_ATR_BUCKET_HASH_KEY & (0x01 << (n + 16))) \ | |
1223 | bucket_hash ^= hi_hash_dword >> n; \ | |
1224 | else if (IXGBE_ATR_SIGNATURE_HASH_KEY & (0x01 << (n + 16))) \ | |
1225 | sig_hash ^= hi_hash_dword << (16 - n); \ | |
1226 | } while (0); | |
1227 | ||
1228 | /** | |
1229 | * ixgbe_atr_compute_sig_hash_82599 - Compute the signature hash | |
1230 | * @stream: input bitstream to compute the hash on | |
1231 | * | |
1232 | * This function is almost identical to the function above but contains | |
1233 | * several optomizations such as unwinding all of the loops, letting the | |
1234 | * compiler work out all of the conditional ifs since the keys are static | |
1235 | * defines, and computing two keys at once since the hashed dword stream | |
1236 | * will be the same for both keys. | |
1237 | **/ | |
1238 | static u32 ixgbe_atr_compute_sig_hash_82599(union ixgbe_atr_hash_dword input, | |
1239 | union ixgbe_atr_hash_dword common) | |
1240 | { | |
1241 | u32 hi_hash_dword, lo_hash_dword, flow_vm_vlan; | |
1242 | u32 sig_hash = 0, bucket_hash = 0, common_hash = 0; | |
1243 | ||
1244 | /* record the flow_vm_vlan bits as they are a key part to the hash */ | |
1245 | flow_vm_vlan = ntohl(input.dword); | |
1246 | ||
1247 | /* generate common hash dword */ | |
1248 | hi_hash_dword = ntohl(common.dword); | |
1249 | ||
1250 | /* low dword is word swapped version of common */ | |
1251 | lo_hash_dword = (hi_hash_dword >> 16) | (hi_hash_dword << 16); | |
1252 | ||
1253 | /* apply flow ID/VM pool/VLAN ID bits to hash words */ | |
1254 | hi_hash_dword ^= flow_vm_vlan ^ (flow_vm_vlan >> 16); | |
1255 | ||
1256 | /* Process bits 0 and 16 */ | |
1257 | IXGBE_COMPUTE_SIG_HASH_ITERATION(0); | |
1258 | ||
1259 | /* | |
1260 | * apply flow ID/VM pool/VLAN ID bits to lo hash dword, we had to | |
1261 | * delay this because bit 0 of the stream should not be processed | |
1262 | * so we do not add the vlan until after bit 0 was processed | |
1263 | */ | |
1264 | lo_hash_dword ^= flow_vm_vlan ^ (flow_vm_vlan << 16); | |
1265 | ||
1266 | /* Process remaining 30 bit of the key */ | |
1267 | IXGBE_COMPUTE_SIG_HASH_ITERATION(1); | |
1268 | IXGBE_COMPUTE_SIG_HASH_ITERATION(2); | |
1269 | IXGBE_COMPUTE_SIG_HASH_ITERATION(3); | |
1270 | IXGBE_COMPUTE_SIG_HASH_ITERATION(4); | |
1271 | IXGBE_COMPUTE_SIG_HASH_ITERATION(5); | |
1272 | IXGBE_COMPUTE_SIG_HASH_ITERATION(6); | |
1273 | IXGBE_COMPUTE_SIG_HASH_ITERATION(7); | |
1274 | IXGBE_COMPUTE_SIG_HASH_ITERATION(8); | |
1275 | IXGBE_COMPUTE_SIG_HASH_ITERATION(9); | |
1276 | IXGBE_COMPUTE_SIG_HASH_ITERATION(10); | |
1277 | IXGBE_COMPUTE_SIG_HASH_ITERATION(11); | |
1278 | IXGBE_COMPUTE_SIG_HASH_ITERATION(12); | |
1279 | IXGBE_COMPUTE_SIG_HASH_ITERATION(13); | |
1280 | IXGBE_COMPUTE_SIG_HASH_ITERATION(14); | |
1281 | IXGBE_COMPUTE_SIG_HASH_ITERATION(15); | |
1282 | ||
1283 | /* combine common_hash result with signature and bucket hashes */ | |
1284 | bucket_hash ^= common_hash; | |
1285 | bucket_hash &= IXGBE_ATR_HASH_MASK; | |
1286 | ||
1287 | sig_hash ^= common_hash << 16; | |
1288 | sig_hash &= IXGBE_ATR_HASH_MASK << 16; | |
1289 | ||
1290 | /* return completed signature hash */ | |
1291 | return sig_hash ^ bucket_hash; | |
1292 | } | |
1293 | ||
ffff4772 PWJ |
1294 | /** |
1295 | * ixgbe_atr_add_signature_filter_82599 - Adds a signature hash filter | |
1296 | * @hw: pointer to hardware structure | |
69830529 AD |
1297 | * @input: unique input dword |
1298 | * @common: compressed common input dword | |
ffff4772 PWJ |
1299 | * @queue: queue index to direct traffic to |
1300 | **/ | |
1301 | s32 ixgbe_fdir_add_signature_filter_82599(struct ixgbe_hw *hw, | |
69830529 AD |
1302 | union ixgbe_atr_hash_dword input, |
1303 | union ixgbe_atr_hash_dword common, | |
ffff4772 PWJ |
1304 | u8 queue) |
1305 | { | |
1306 | u64 fdirhashcmd; | |
905e4a41 | 1307 | u32 fdircmd; |
ffff4772 PWJ |
1308 | |
1309 | /* | |
905e4a41 AD |
1310 | * Get the flow_type in order to program FDIRCMD properly |
1311 | * lowest 2 bits are FDIRCMD.L4TYPE, third lowest bit is FDIRCMD.IPV6 | |
ffff4772 | 1312 | */ |
69830529 | 1313 | switch (input.formatted.flow_type) { |
905e4a41 AD |
1314 | case IXGBE_ATR_FLOW_TYPE_TCPV4: |
1315 | case IXGBE_ATR_FLOW_TYPE_UDPV4: | |
1316 | case IXGBE_ATR_FLOW_TYPE_SCTPV4: | |
1317 | case IXGBE_ATR_FLOW_TYPE_TCPV6: | |
1318 | case IXGBE_ATR_FLOW_TYPE_UDPV6: | |
1319 | case IXGBE_ATR_FLOW_TYPE_SCTPV6: | |
ffff4772 PWJ |
1320 | break; |
1321 | default: | |
905e4a41 | 1322 | hw_dbg(hw, " Error on flow type input\n"); |
ffff4772 PWJ |
1323 | return IXGBE_ERR_CONFIG; |
1324 | } | |
1325 | ||
905e4a41 AD |
1326 | /* configure FDIRCMD register */ |
1327 | fdircmd = IXGBE_FDIRCMD_CMD_ADD_FLOW | IXGBE_FDIRCMD_FILTER_UPDATE | | |
1328 | IXGBE_FDIRCMD_LAST | IXGBE_FDIRCMD_QUEUE_EN; | |
69830529 | 1329 | fdircmd |= input.formatted.flow_type << IXGBE_FDIRCMD_FLOW_TYPE_SHIFT; |
905e4a41 AD |
1330 | fdircmd |= (u32)queue << IXGBE_FDIRCMD_RX_QUEUE_SHIFT; |
1331 | ||
1332 | /* | |
1333 | * The lower 32-bits of fdirhashcmd is for FDIRHASH, the upper 32-bits | |
1334 | * is for FDIRCMD. Then do a 64-bit register write from FDIRHASH. | |
1335 | */ | |
1336 | fdirhashcmd = (u64)fdircmd << 32; | |
69830529 | 1337 | fdirhashcmd |= ixgbe_atr_compute_sig_hash_82599(input, common); |
ffff4772 PWJ |
1338 | IXGBE_WRITE_REG64(hw, IXGBE_FDIRHASH, fdirhashcmd); |
1339 | ||
69830529 AD |
1340 | hw_dbg(hw, "Tx Queue=%x hash=%x\n", queue, (u32)fdirhashcmd); |
1341 | ||
ffff4772 PWJ |
1342 | return 0; |
1343 | } | |
1344 | ||
c04f6ca8 AD |
1345 | #define IXGBE_COMPUTE_BKT_HASH_ITERATION(_n) \ |
1346 | do { \ | |
1347 | u32 n = (_n); \ | |
1348 | if (IXGBE_ATR_BUCKET_HASH_KEY & (0x01 << n)) \ | |
1349 | bucket_hash ^= lo_hash_dword >> n; \ | |
1350 | if (IXGBE_ATR_BUCKET_HASH_KEY & (0x01 << (n + 16))) \ | |
1351 | bucket_hash ^= hi_hash_dword >> n; \ | |
1352 | } while (0); | |
1353 | ||
1354 | /** | |
1355 | * ixgbe_atr_compute_perfect_hash_82599 - Compute the perfect filter hash | |
1356 | * @atr_input: input bitstream to compute the hash on | |
1357 | * @input_mask: mask for the input bitstream | |
1358 | * | |
1359 | * This function serves two main purposes. First it applys the input_mask | |
1360 | * to the atr_input resulting in a cleaned up atr_input data stream. | |
1361 | * Secondly it computes the hash and stores it in the bkt_hash field at | |
1362 | * the end of the input byte stream. This way it will be available for | |
1363 | * future use without needing to recompute the hash. | |
1364 | **/ | |
1365 | void ixgbe_atr_compute_perfect_hash_82599(union ixgbe_atr_input *input, | |
1366 | union ixgbe_atr_input *input_mask) | |
1367 | { | |
1368 | ||
1369 | u32 hi_hash_dword, lo_hash_dword, flow_vm_vlan; | |
1370 | u32 bucket_hash = 0; | |
1371 | ||
1372 | /* Apply masks to input data */ | |
1373 | input->dword_stream[0] &= input_mask->dword_stream[0]; | |
1374 | input->dword_stream[1] &= input_mask->dword_stream[1]; | |
1375 | input->dword_stream[2] &= input_mask->dword_stream[2]; | |
1376 | input->dword_stream[3] &= input_mask->dword_stream[3]; | |
1377 | input->dword_stream[4] &= input_mask->dword_stream[4]; | |
1378 | input->dword_stream[5] &= input_mask->dword_stream[5]; | |
1379 | input->dword_stream[6] &= input_mask->dword_stream[6]; | |
1380 | input->dword_stream[7] &= input_mask->dword_stream[7]; | |
1381 | input->dword_stream[8] &= input_mask->dword_stream[8]; | |
1382 | input->dword_stream[9] &= input_mask->dword_stream[9]; | |
1383 | input->dword_stream[10] &= input_mask->dword_stream[10]; | |
1384 | ||
1385 | /* record the flow_vm_vlan bits as they are a key part to the hash */ | |
1386 | flow_vm_vlan = ntohl(input->dword_stream[0]); | |
1387 | ||
1388 | /* generate common hash dword */ | |
1389 | hi_hash_dword = ntohl(input->dword_stream[1] ^ | |
1390 | input->dword_stream[2] ^ | |
1391 | input->dword_stream[3] ^ | |
1392 | input->dword_stream[4] ^ | |
1393 | input->dword_stream[5] ^ | |
1394 | input->dword_stream[6] ^ | |
1395 | input->dword_stream[7] ^ | |
1396 | input->dword_stream[8] ^ | |
1397 | input->dword_stream[9] ^ | |
1398 | input->dword_stream[10]); | |
1399 | ||
1400 | /* low dword is word swapped version of common */ | |
1401 | lo_hash_dword = (hi_hash_dword >> 16) | (hi_hash_dword << 16); | |
1402 | ||
1403 | /* apply flow ID/VM pool/VLAN ID bits to hash words */ | |
1404 | hi_hash_dword ^= flow_vm_vlan ^ (flow_vm_vlan >> 16); | |
1405 | ||
1406 | /* Process bits 0 and 16 */ | |
1407 | IXGBE_COMPUTE_BKT_HASH_ITERATION(0); | |
1408 | ||
1409 | /* | |
1410 | * apply flow ID/VM pool/VLAN ID bits to lo hash dword, we had to | |
1411 | * delay this because bit 0 of the stream should not be processed | |
1412 | * so we do not add the vlan until after bit 0 was processed | |
1413 | */ | |
1414 | lo_hash_dword ^= flow_vm_vlan ^ (flow_vm_vlan << 16); | |
1415 | ||
1416 | /* Process remaining 30 bit of the key */ | |
1417 | IXGBE_COMPUTE_BKT_HASH_ITERATION(1); | |
1418 | IXGBE_COMPUTE_BKT_HASH_ITERATION(2); | |
1419 | IXGBE_COMPUTE_BKT_HASH_ITERATION(3); | |
1420 | IXGBE_COMPUTE_BKT_HASH_ITERATION(4); | |
1421 | IXGBE_COMPUTE_BKT_HASH_ITERATION(5); | |
1422 | IXGBE_COMPUTE_BKT_HASH_ITERATION(6); | |
1423 | IXGBE_COMPUTE_BKT_HASH_ITERATION(7); | |
1424 | IXGBE_COMPUTE_BKT_HASH_ITERATION(8); | |
1425 | IXGBE_COMPUTE_BKT_HASH_ITERATION(9); | |
1426 | IXGBE_COMPUTE_BKT_HASH_ITERATION(10); | |
1427 | IXGBE_COMPUTE_BKT_HASH_ITERATION(11); | |
1428 | IXGBE_COMPUTE_BKT_HASH_ITERATION(12); | |
1429 | IXGBE_COMPUTE_BKT_HASH_ITERATION(13); | |
1430 | IXGBE_COMPUTE_BKT_HASH_ITERATION(14); | |
1431 | IXGBE_COMPUTE_BKT_HASH_ITERATION(15); | |
1432 | ||
1433 | /* | |
1434 | * Limit hash to 13 bits since max bucket count is 8K. | |
1435 | * Store result at the end of the input stream. | |
1436 | */ | |
1437 | input->formatted.bkt_hash = bucket_hash & 0x1FFF; | |
1438 | } | |
1439 | ||
45b9f509 AD |
1440 | /** |
1441 | * ixgbe_get_fdirtcpm_82599 - generate a tcp port from atr_input_masks | |
1442 | * @input_mask: mask to be bit swapped | |
1443 | * | |
1444 | * The source and destination port masks for flow director are bit swapped | |
1445 | * in that bit 15 effects bit 0, 14 effects 1, 13, 2 etc. In order to | |
1446 | * generate a correctly swapped value we need to bit swap the mask and that | |
1447 | * is what is accomplished by this function. | |
1448 | **/ | |
c04f6ca8 | 1449 | static u32 ixgbe_get_fdirtcpm_82599(union ixgbe_atr_input *input_mask) |
45b9f509 | 1450 | { |
c04f6ca8 | 1451 | u32 mask = ntohs(input_mask->formatted.dst_port); |
45b9f509 | 1452 | mask <<= IXGBE_FDIRTCPM_DPORTM_SHIFT; |
c04f6ca8 | 1453 | mask |= ntohs(input_mask->formatted.src_port); |
45b9f509 AD |
1454 | mask = ((mask & 0x55555555) << 1) | ((mask & 0xAAAAAAAA) >> 1); |
1455 | mask = ((mask & 0x33333333) << 2) | ((mask & 0xCCCCCCCC) >> 2); | |
1456 | mask = ((mask & 0x0F0F0F0F) << 4) | ((mask & 0xF0F0F0F0) >> 4); | |
1457 | return ((mask & 0x00FF00FF) << 8) | ((mask & 0xFF00FF00) >> 8); | |
1458 | } | |
1459 | ||
1460 | /* | |
1461 | * These two macros are meant to address the fact that we have registers | |
1462 | * that are either all or in part big-endian. As a result on big-endian | |
1463 | * systems we will end up byte swapping the value to little-endian before | |
1464 | * it is byte swapped again and written to the hardware in the original | |
1465 | * big-endian format. | |
1466 | */ | |
1467 | #define IXGBE_STORE_AS_BE32(_value) \ | |
1468 | (((u32)(_value) >> 24) | (((u32)(_value) & 0x00FF0000) >> 8) | \ | |
1469 | (((u32)(_value) & 0x0000FF00) << 8) | ((u32)(_value) << 24)) | |
1470 | ||
1471 | #define IXGBE_WRITE_REG_BE32(a, reg, value) \ | |
1472 | IXGBE_WRITE_REG((a), (reg), IXGBE_STORE_AS_BE32(ntohl(value))) | |
1473 | ||
1474 | #define IXGBE_STORE_AS_BE16(_value) \ | |
c04f6ca8 | 1475 | ntohs(((u16)(_value) >> 8) | ((u16)(_value) << 8)) |
45b9f509 | 1476 | |
c04f6ca8 AD |
1477 | s32 ixgbe_fdir_set_input_mask_82599(struct ixgbe_hw *hw, |
1478 | union ixgbe_atr_input *input_mask) | |
ffff4772 | 1479 | { |
c04f6ca8 AD |
1480 | /* mask IPv6 since it is currently not supported */ |
1481 | u32 fdirm = IXGBE_FDIRM_DIPv6; | |
1482 | u32 fdirtcpm; | |
ffff4772 | 1483 | |
9a713e7c | 1484 | /* |
45b9f509 AD |
1485 | * Program the relevant mask registers. If src/dst_port or src/dst_addr |
1486 | * are zero, then assume a full mask for that field. Also assume that | |
1487 | * a VLAN of 0 is unspecified, so mask that out as well. L4type | |
1488 | * cannot be masked out in this implementation. | |
9a713e7c PW |
1489 | * |
1490 | * This also assumes IPv4 only. IPv6 masking isn't supported at this | |
1491 | * point in time. | |
1492 | */ | |
45b9f509 | 1493 | |
c04f6ca8 AD |
1494 | /* verify bucket hash is cleared on hash generation */ |
1495 | if (input_mask->formatted.bkt_hash) | |
1496 | hw_dbg(hw, " bucket hash should always be 0 in mask\n"); | |
1497 | ||
1498 | /* Program FDIRM and verify partial masks */ | |
1499 | switch (input_mask->formatted.vm_pool & 0x7F) { | |
1500 | case 0x0: | |
1501 | fdirm |= IXGBE_FDIRM_POOL; | |
1502 | case 0x7F: | |
9a713e7c | 1503 | break; |
c04f6ca8 AD |
1504 | default: |
1505 | hw_dbg(hw, " Error on vm pool mask\n"); | |
1506 | return IXGBE_ERR_CONFIG; | |
1507 | } | |
1508 | ||
1509 | switch (input_mask->formatted.flow_type & IXGBE_ATR_L4TYPE_MASK) { | |
1510 | case 0x0: | |
1511 | fdirm |= IXGBE_FDIRM_L4P; | |
1512 | if (input_mask->formatted.dst_port || | |
1513 | input_mask->formatted.src_port) { | |
1514 | hw_dbg(hw, " Error on src/dst port mask\n"); | |
1515 | return IXGBE_ERR_CONFIG; | |
1516 | } | |
1517 | case IXGBE_ATR_L4TYPE_MASK: | |
9a713e7c | 1518 | break; |
c04f6ca8 AD |
1519 | default: |
1520 | hw_dbg(hw, " Error on flow type mask\n"); | |
1521 | return IXGBE_ERR_CONFIG; | |
1522 | } | |
1523 | ||
1524 | switch (ntohs(input_mask->formatted.vlan_id) & 0xEFFF) { | |
45b9f509 | 1525 | case 0x0000: |
c04f6ca8 AD |
1526 | /* mask VLAN ID, fall through to mask VLAN priority */ |
1527 | fdirm |= IXGBE_FDIRM_VLANID; | |
1528 | case 0x0FFF: | |
1529 | /* mask VLAN priority */ | |
1530 | fdirm |= IXGBE_FDIRM_VLANP; | |
1531 | break; | |
1532 | case 0xE000: | |
1533 | /* mask VLAN ID only, fall through */ | |
1534 | fdirm |= IXGBE_FDIRM_VLANID; | |
1535 | case 0xEFFF: | |
1536 | /* no VLAN fields masked */ | |
9a713e7c | 1537 | break; |
45b9f509 AD |
1538 | default: |
1539 | hw_dbg(hw, " Error on VLAN mask\n"); | |
1540 | return IXGBE_ERR_CONFIG; | |
9a713e7c PW |
1541 | } |
1542 | ||
c04f6ca8 AD |
1543 | switch (input_mask->formatted.flex_bytes & 0xFFFF) { |
1544 | case 0x0000: | |
1545 | /* Mask Flex Bytes, fall through */ | |
1546 | fdirm |= IXGBE_FDIRM_FLEX; | |
1547 | case 0xFFFF: | |
1548 | break; | |
1549 | default: | |
1550 | hw_dbg(hw, " Error on flexible byte mask\n"); | |
1551 | return IXGBE_ERR_CONFIG; | |
45b9f509 | 1552 | } |
9a713e7c PW |
1553 | |
1554 | /* Now mask VM pool and destination IPv6 - bits 5 and 2 */ | |
9a713e7c | 1555 | IXGBE_WRITE_REG(hw, IXGBE_FDIRM, fdirm); |
ffff4772 | 1556 | |
45b9f509 | 1557 | /* store the TCP/UDP port masks, bit reversed from port layout */ |
c04f6ca8 | 1558 | fdirtcpm = ixgbe_get_fdirtcpm_82599(input_mask); |
45b9f509 AD |
1559 | |
1560 | /* write both the same so that UDP and TCP use the same mask */ | |
1561 | IXGBE_WRITE_REG(hw, IXGBE_FDIRTCPM, ~fdirtcpm); | |
1562 | IXGBE_WRITE_REG(hw, IXGBE_FDIRUDPM, ~fdirtcpm); | |
1563 | ||
1564 | /* store source and destination IP masks (big-enian) */ | |
1565 | IXGBE_WRITE_REG_BE32(hw, IXGBE_FDIRSIP4M, | |
c04f6ca8 | 1566 | ~input_mask->formatted.src_ip[0]); |
45b9f509 | 1567 | IXGBE_WRITE_REG_BE32(hw, IXGBE_FDIRDIP4M, |
c04f6ca8 | 1568 | ~input_mask->formatted.dst_ip[0]); |
45b9f509 | 1569 | |
c04f6ca8 AD |
1570 | return 0; |
1571 | } | |
45b9f509 | 1572 | |
c04f6ca8 AD |
1573 | s32 ixgbe_fdir_write_perfect_filter_82599(struct ixgbe_hw *hw, |
1574 | union ixgbe_atr_input *input, | |
1575 | u16 soft_id, u8 queue) | |
1576 | { | |
1577 | u32 fdirport, fdirvlan, fdirhash, fdircmd; | |
1578 | ||
1579 | /* currently IPv6 is not supported, must be programmed with 0 */ | |
1580 | IXGBE_WRITE_REG_BE32(hw, IXGBE_FDIRSIPv6(0), | |
1581 | input->formatted.src_ip[0]); | |
1582 | IXGBE_WRITE_REG_BE32(hw, IXGBE_FDIRSIPv6(1), | |
1583 | input->formatted.src_ip[1]); | |
1584 | IXGBE_WRITE_REG_BE32(hw, IXGBE_FDIRSIPv6(2), | |
1585 | input->formatted.src_ip[2]); | |
1586 | ||
1587 | /* record the source address (big-endian) */ | |
1588 | IXGBE_WRITE_REG_BE32(hw, IXGBE_FDIRIPSA, input->formatted.src_ip[0]); | |
1589 | ||
1590 | /* record the first 32 bits of the destination address (big-endian) */ | |
1591 | IXGBE_WRITE_REG_BE32(hw, IXGBE_FDIRIPDA, input->formatted.dst_ip[0]); | |
45b9f509 AD |
1592 | |
1593 | /* record source and destination port (little-endian)*/ | |
1594 | fdirport = ntohs(input->formatted.dst_port); | |
1595 | fdirport <<= IXGBE_FDIRPORT_DESTINATION_SHIFT; | |
1596 | fdirport |= ntohs(input->formatted.src_port); | |
1597 | IXGBE_WRITE_REG(hw, IXGBE_FDIRPORT, fdirport); | |
1598 | ||
c04f6ca8 AD |
1599 | /* record vlan (little-endian) and flex_bytes(big-endian) */ |
1600 | fdirvlan = IXGBE_STORE_AS_BE16(input->formatted.flex_bytes); | |
1601 | fdirvlan <<= IXGBE_FDIRVLAN_FLEX_SHIFT; | |
1602 | fdirvlan |= ntohs(input->formatted.vlan_id); | |
1603 | IXGBE_WRITE_REG(hw, IXGBE_FDIRVLAN, fdirvlan); | |
45b9f509 | 1604 | |
c04f6ca8 AD |
1605 | /* configure FDIRHASH register */ |
1606 | fdirhash = input->formatted.bkt_hash; | |
1607 | fdirhash |= soft_id << IXGBE_FDIRHASH_SIG_SW_INDEX_SHIFT; | |
1608 | IXGBE_WRITE_REG(hw, IXGBE_FDIRHASH, fdirhash); | |
1609 | ||
1610 | /* | |
1611 | * flush all previous writes to make certain registers are | |
1612 | * programmed prior to issuing the command | |
1613 | */ | |
1614 | IXGBE_WRITE_FLUSH(hw); | |
45b9f509 AD |
1615 | |
1616 | /* configure FDIRCMD register */ | |
1617 | fdircmd = IXGBE_FDIRCMD_CMD_ADD_FLOW | IXGBE_FDIRCMD_FILTER_UPDATE | | |
1618 | IXGBE_FDIRCMD_LAST | IXGBE_FDIRCMD_QUEUE_EN; | |
c04f6ca8 AD |
1619 | if (queue == IXGBE_FDIR_DROP_QUEUE) |
1620 | fdircmd |= IXGBE_FDIRCMD_DROP; | |
45b9f509 AD |
1621 | fdircmd |= input->formatted.flow_type << IXGBE_FDIRCMD_FLOW_TYPE_SHIFT; |
1622 | fdircmd |= (u32)queue << IXGBE_FDIRCMD_RX_QUEUE_SHIFT; | |
c04f6ca8 | 1623 | fdircmd |= (u32)input->formatted.vm_pool << IXGBE_FDIRCMD_VT_POOL_SHIFT; |
45b9f509 | 1624 | |
ffff4772 PWJ |
1625 | IXGBE_WRITE_REG(hw, IXGBE_FDIRCMD, fdircmd); |
1626 | ||
1627 | return 0; | |
1628 | } | |
45b9f509 | 1629 | |
c04f6ca8 AD |
1630 | s32 ixgbe_fdir_erase_perfect_filter_82599(struct ixgbe_hw *hw, |
1631 | union ixgbe_atr_input *input, | |
1632 | u16 soft_id) | |
1633 | { | |
1634 | u32 fdirhash; | |
1635 | u32 fdircmd = 0; | |
1636 | u32 retry_count; | |
1637 | s32 err = 0; | |
1638 | ||
1639 | /* configure FDIRHASH register */ | |
1640 | fdirhash = input->formatted.bkt_hash; | |
1641 | fdirhash |= soft_id << IXGBE_FDIRHASH_SIG_SW_INDEX_SHIFT; | |
1642 | IXGBE_WRITE_REG(hw, IXGBE_FDIRHASH, fdirhash); | |
1643 | ||
1644 | /* flush hash to HW */ | |
1645 | IXGBE_WRITE_FLUSH(hw); | |
1646 | ||
1647 | /* Query if filter is present */ | |
1648 | IXGBE_WRITE_REG(hw, IXGBE_FDIRCMD, IXGBE_FDIRCMD_CMD_QUERY_REM_FILT); | |
1649 | ||
1650 | for (retry_count = 10; retry_count; retry_count--) { | |
1651 | /* allow 10us for query to process */ | |
1652 | udelay(10); | |
1653 | /* verify query completed successfully */ | |
1654 | fdircmd = IXGBE_READ_REG(hw, IXGBE_FDIRCMD); | |
1655 | if (!(fdircmd & IXGBE_FDIRCMD_CMD_MASK)) | |
1656 | break; | |
1657 | } | |
1658 | ||
1659 | if (!retry_count) | |
1660 | err = IXGBE_ERR_FDIR_REINIT_FAILED; | |
1661 | ||
1662 | /* if filter exists in hardware then remove it */ | |
1663 | if (fdircmd & IXGBE_FDIRCMD_FILTER_VALID) { | |
1664 | IXGBE_WRITE_REG(hw, IXGBE_FDIRHASH, fdirhash); | |
1665 | IXGBE_WRITE_FLUSH(hw); | |
1666 | IXGBE_WRITE_REG(hw, IXGBE_FDIRCMD, | |
1667 | IXGBE_FDIRCMD_CMD_REMOVE_FLOW); | |
1668 | } | |
1669 | ||
1670 | return err; | |
1671 | } | |
1672 | ||
11afc1b1 PW |
1673 | /** |
1674 | * ixgbe_read_analog_reg8_82599 - Reads 8 bit Omer analog register | |
1675 | * @hw: pointer to hardware structure | |
1676 | * @reg: analog register to read | |
1677 | * @val: read value | |
1678 | * | |
1679 | * Performs read operation to Omer analog register specified. | |
1680 | **/ | |
7b25cdba | 1681 | static s32 ixgbe_read_analog_reg8_82599(struct ixgbe_hw *hw, u32 reg, u8 *val) |
11afc1b1 PW |
1682 | { |
1683 | u32 core_ctl; | |
1684 | ||
1685 | IXGBE_WRITE_REG(hw, IXGBE_CORECTL, IXGBE_CORECTL_WRITE_CMD | | |
1686 | (reg << 8)); | |
1687 | IXGBE_WRITE_FLUSH(hw); | |
1688 | udelay(10); | |
1689 | core_ctl = IXGBE_READ_REG(hw, IXGBE_CORECTL); | |
1690 | *val = (u8)core_ctl; | |
1691 | ||
1692 | return 0; | |
1693 | } | |
1694 | ||
1695 | /** | |
1696 | * ixgbe_write_analog_reg8_82599 - Writes 8 bit Omer analog register | |
1697 | * @hw: pointer to hardware structure | |
1698 | * @reg: atlas register to write | |
1699 | * @val: value to write | |
1700 | * | |
1701 | * Performs write operation to Omer analog register specified. | |
1702 | **/ | |
7b25cdba | 1703 | static s32 ixgbe_write_analog_reg8_82599(struct ixgbe_hw *hw, u32 reg, u8 val) |
11afc1b1 PW |
1704 | { |
1705 | u32 core_ctl; | |
1706 | ||
1707 | core_ctl = (reg << 8) | val; | |
1708 | IXGBE_WRITE_REG(hw, IXGBE_CORECTL, core_ctl); | |
1709 | IXGBE_WRITE_FLUSH(hw); | |
1710 | udelay(10); | |
1711 | ||
1712 | return 0; | |
1713 | } | |
1714 | ||
1715 | /** | |
1716 | * ixgbe_start_hw_82599 - Prepare hardware for Tx/Rx | |
1717 | * @hw: pointer to hardware structure | |
1718 | * | |
7184b7cf ET |
1719 | * Starts the hardware using the generic start_hw function |
1720 | * and the generation start_hw function. | |
1721 | * Then performs revision-specific operations, if any. | |
11afc1b1 | 1722 | **/ |
7b25cdba | 1723 | static s32 ixgbe_start_hw_82599(struct ixgbe_hw *hw) |
11afc1b1 | 1724 | { |
7184b7cf | 1725 | s32 ret_val = 0; |
11afc1b1 | 1726 | |
794caeb2 | 1727 | ret_val = ixgbe_start_hw_generic(hw); |
7184b7cf ET |
1728 | if (ret_val != 0) |
1729 | goto out; | |
11afc1b1 | 1730 | |
7184b7cf ET |
1731 | ret_val = ixgbe_start_hw_gen2(hw); |
1732 | if (ret_val != 0) | |
1733 | goto out; | |
11afc1b1 | 1734 | |
50ac58ba PWJ |
1735 | /* We need to run link autotry after the driver loads */ |
1736 | hw->mac.autotry_restart = true; | |
e09ad236 | 1737 | hw->mac.rx_pb_size = IXGBE_82599_RX_PB_SIZE; |
50ac58ba | 1738 | |
794caeb2 PWJ |
1739 | if (ret_val == 0) |
1740 | ret_val = ixgbe_verify_fw_version_82599(hw); | |
7184b7cf | 1741 | out: |
794caeb2 | 1742 | return ret_val; |
11afc1b1 PW |
1743 | } |
1744 | ||
1745 | /** | |
1746 | * ixgbe_identify_phy_82599 - Get physical layer module | |
1747 | * @hw: pointer to hardware structure | |
1748 | * | |
1749 | * Determines the physical layer module found on the current adapter. | |
21cc5b4f ET |
1750 | * If PHY already detected, maintains current PHY type in hw struct, |
1751 | * otherwise executes the PHY detection routine. | |
11afc1b1 | 1752 | **/ |
d6cd8e0e | 1753 | static s32 ixgbe_identify_phy_82599(struct ixgbe_hw *hw) |
11afc1b1 PW |
1754 | { |
1755 | s32 status = IXGBE_ERR_PHY_ADDR_INVALID; | |
21cc5b4f ET |
1756 | |
1757 | /* Detect PHY if not unknown - returns success if already detected. */ | |
11afc1b1 | 1758 | status = ixgbe_identify_phy_generic(hw); |
21cc5b4f ET |
1759 | if (status != 0) { |
1760 | /* 82599 10GBASE-T requires an external PHY */ | |
1761 | if (hw->mac.ops.get_media_type(hw) == ixgbe_media_type_copper) | |
1762 | goto out; | |
1763 | else | |
1764 | status = ixgbe_identify_sfp_module_generic(hw); | |
1765 | } | |
1766 | ||
1767 | /* Set PHY type none if no PHY detected */ | |
1768 | if (hw->phy.type == ixgbe_phy_unknown) { | |
1769 | hw->phy.type = ixgbe_phy_none; | |
1770 | status = 0; | |
1771 | } | |
1772 | ||
1773 | /* Return error if SFP module has been detected but is not supported */ | |
1774 | if (hw->phy.type == ixgbe_phy_sfp_unsupported) | |
1775 | status = IXGBE_ERR_SFP_NOT_SUPPORTED; | |
1776 | ||
1777 | out: | |
11afc1b1 PW |
1778 | return status; |
1779 | } | |
1780 | ||
1781 | /** | |
1782 | * ixgbe_get_supported_physical_layer_82599 - Returns physical layer type | |
1783 | * @hw: pointer to hardware structure | |
1784 | * | |
1785 | * Determines physical layer capabilities of the current configuration. | |
1786 | **/ | |
7b25cdba | 1787 | static u32 ixgbe_get_supported_physical_layer_82599(struct ixgbe_hw *hw) |
11afc1b1 PW |
1788 | { |
1789 | u32 physical_layer = IXGBE_PHYSICAL_LAYER_UNKNOWN; | |
04193058 PWJ |
1790 | u32 autoc = IXGBE_READ_REG(hw, IXGBE_AUTOC); |
1791 | u32 autoc2 = IXGBE_READ_REG(hw, IXGBE_AUTOC2); | |
1792 | u32 pma_pmd_10g_serial = autoc2 & IXGBE_AUTOC2_10G_SERIAL_PMA_PMD_MASK; | |
1793 | u32 pma_pmd_10g_parallel = autoc & IXGBE_AUTOC_10G_PMA_PMD_MASK; | |
1794 | u32 pma_pmd_1g = autoc & IXGBE_AUTOC_1G_PMA_PMD_MASK; | |
1795 | u16 ext_ability = 0; | |
1339b9e9 | 1796 | u8 comp_codes_10g = 0; |
cb836a97 | 1797 | u8 comp_codes_1g = 0; |
11afc1b1 | 1798 | |
04193058 PWJ |
1799 | hw->phy.ops.identify(hw); |
1800 | ||
21cc5b4f ET |
1801 | switch (hw->phy.type) { |
1802 | case ixgbe_phy_tn: | |
21cc5b4f | 1803 | case ixgbe_phy_cu_unknown: |
6b73e10d | 1804 | hw->phy.ops.read_reg(hw, MDIO_PMA_EXTABLE, MDIO_MMD_PMAPMD, |
21cc5b4f | 1805 | &ext_ability); |
6b73e10d | 1806 | if (ext_ability & MDIO_PMA_EXTABLE_10GBT) |
04193058 | 1807 | physical_layer |= IXGBE_PHYSICAL_LAYER_10GBASE_T; |
6b73e10d | 1808 | if (ext_ability & MDIO_PMA_EXTABLE_1000BT) |
04193058 | 1809 | physical_layer |= IXGBE_PHYSICAL_LAYER_1000BASE_T; |
6b73e10d | 1810 | if (ext_ability & MDIO_PMA_EXTABLE_100BTX) |
04193058 PWJ |
1811 | physical_layer |= IXGBE_PHYSICAL_LAYER_100BASE_TX; |
1812 | goto out; | |
21cc5b4f ET |
1813 | default: |
1814 | break; | |
04193058 PWJ |
1815 | } |
1816 | ||
1817 | switch (autoc & IXGBE_AUTOC_LMS_MASK) { | |
1818 | case IXGBE_AUTOC_LMS_1G_AN: | |
1819 | case IXGBE_AUTOC_LMS_1G_LINK_NO_AN: | |
1820 | if (pma_pmd_1g == IXGBE_AUTOC_1G_KX_BX) { | |
1821 | physical_layer = IXGBE_PHYSICAL_LAYER_1000BASE_KX | | |
1822 | IXGBE_PHYSICAL_LAYER_1000BASE_BX; | |
1823 | goto out; | |
1824 | } else | |
1825 | /* SFI mode so read SFP module */ | |
1826 | goto sfp_check; | |
11afc1b1 | 1827 | break; |
04193058 PWJ |
1828 | case IXGBE_AUTOC_LMS_10G_LINK_NO_AN: |
1829 | if (pma_pmd_10g_parallel == IXGBE_AUTOC_10G_CX4) | |
1830 | physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_CX4; | |
1831 | else if (pma_pmd_10g_parallel == IXGBE_AUTOC_10G_KX4) | |
1832 | physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_KX4; | |
1fcf03e6 PWJ |
1833 | else if (pma_pmd_10g_parallel == IXGBE_AUTOC_10G_XAUI) |
1834 | physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_XAUI; | |
04193058 PWJ |
1835 | goto out; |
1836 | break; | |
1837 | case IXGBE_AUTOC_LMS_10G_SERIAL: | |
1838 | if (pma_pmd_10g_serial == IXGBE_AUTOC2_10G_KR) { | |
1839 | physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_KR; | |
1840 | goto out; | |
1841 | } else if (pma_pmd_10g_serial == IXGBE_AUTOC2_10G_SFI) | |
1842 | goto sfp_check; | |
1843 | break; | |
1844 | case IXGBE_AUTOC_LMS_KX4_KX_KR: | |
1845 | case IXGBE_AUTOC_LMS_KX4_KX_KR_1G_AN: | |
1846 | if (autoc & IXGBE_AUTOC_KX_SUPP) | |
1847 | physical_layer |= IXGBE_PHYSICAL_LAYER_1000BASE_KX; | |
1848 | if (autoc & IXGBE_AUTOC_KX4_SUPP) | |
1849 | physical_layer |= IXGBE_PHYSICAL_LAYER_10GBASE_KX4; | |
1850 | if (autoc & IXGBE_AUTOC_KR_SUPP) | |
1851 | physical_layer |= IXGBE_PHYSICAL_LAYER_10GBASE_KR; | |
1852 | goto out; | |
1853 | break; | |
1854 | default: | |
1855 | goto out; | |
1856 | break; | |
1857 | } | |
11afc1b1 | 1858 | |
04193058 PWJ |
1859 | sfp_check: |
1860 | /* SFP check must be done last since DA modules are sometimes used to | |
1861 | * test KR mode - we need to id KR mode correctly before SFP module. | |
1862 | * Call identify_sfp because the pluggable module may have changed */ | |
1863 | hw->phy.ops.identify_sfp(hw); | |
1864 | if (hw->phy.sfp_type == ixgbe_sfp_type_not_present) | |
1865 | goto out; | |
1866 | ||
1867 | switch (hw->phy.type) { | |
ea0a04df DS |
1868 | case ixgbe_phy_sfp_passive_tyco: |
1869 | case ixgbe_phy_sfp_passive_unknown: | |
04193058 PWJ |
1870 | physical_layer = IXGBE_PHYSICAL_LAYER_SFP_PLUS_CU; |
1871 | break; | |
ea0a04df DS |
1872 | case ixgbe_phy_sfp_ftl_active: |
1873 | case ixgbe_phy_sfp_active_unknown: | |
1874 | physical_layer = IXGBE_PHYSICAL_LAYER_SFP_ACTIVE_DA; | |
1875 | break; | |
04193058 PWJ |
1876 | case ixgbe_phy_sfp_avago: |
1877 | case ixgbe_phy_sfp_ftl: | |
1878 | case ixgbe_phy_sfp_intel: | |
1879 | case ixgbe_phy_sfp_unknown: | |
cb836a97 DS |
1880 | hw->phy.ops.read_i2c_eeprom(hw, |
1881 | IXGBE_SFF_1GBE_COMP_CODES, &comp_codes_1g); | |
04193058 PWJ |
1882 | hw->phy.ops.read_i2c_eeprom(hw, |
1883 | IXGBE_SFF_10GBE_COMP_CODES, &comp_codes_10g); | |
1884 | if (comp_codes_10g & IXGBE_SFF_10GBASESR_CAPABLE) | |
11afc1b1 | 1885 | physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_SR; |
04193058 | 1886 | else if (comp_codes_10g & IXGBE_SFF_10GBASELR_CAPABLE) |
11afc1b1 | 1887 | physical_layer = IXGBE_PHYSICAL_LAYER_10GBASE_LR; |
cb836a97 DS |
1888 | else if (comp_codes_1g & IXGBE_SFF_1GBASET_CAPABLE) |
1889 | physical_layer = IXGBE_PHYSICAL_LAYER_1000BASE_T; | |
11afc1b1 PW |
1890 | break; |
1891 | default: | |
11afc1b1 PW |
1892 | break; |
1893 | } | |
1894 | ||
04193058 | 1895 | out: |
11afc1b1 PW |
1896 | return physical_layer; |
1897 | } | |
1898 | ||
1899 | /** | |
1900 | * ixgbe_enable_rx_dma_82599 - Enable the Rx DMA unit on 82599 | |
1901 | * @hw: pointer to hardware structure | |
1902 | * @regval: register value to write to RXCTRL | |
1903 | * | |
1904 | * Enables the Rx DMA unit for 82599 | |
1905 | **/ | |
7b25cdba | 1906 | static s32 ixgbe_enable_rx_dma_82599(struct ixgbe_hw *hw, u32 regval) |
11afc1b1 PW |
1907 | { |
1908 | #define IXGBE_MAX_SECRX_POLL 30 | |
1909 | int i; | |
1910 | int secrxreg; | |
1911 | ||
1912 | /* | |
1913 | * Workaround for 82599 silicon errata when enabling the Rx datapath. | |
1914 | * If traffic is incoming before we enable the Rx unit, it could hang | |
1915 | * the Rx DMA unit. Therefore, make sure the security engine is | |
1916 | * completely disabled prior to enabling the Rx unit. | |
1917 | */ | |
1918 | secrxreg = IXGBE_READ_REG(hw, IXGBE_SECRXCTRL); | |
1919 | secrxreg |= IXGBE_SECRXCTRL_RX_DIS; | |
1920 | IXGBE_WRITE_REG(hw, IXGBE_SECRXCTRL, secrxreg); | |
1921 | for (i = 0; i < IXGBE_MAX_SECRX_POLL; i++) { | |
1922 | secrxreg = IXGBE_READ_REG(hw, IXGBE_SECRXSTAT); | |
1923 | if (secrxreg & IXGBE_SECRXSTAT_SECRX_RDY) | |
1924 | break; | |
1925 | else | |
8c7bea32 | 1926 | /* Use interrupt-safe sleep just in case */ |
11afc1b1 PW |
1927 | udelay(10); |
1928 | } | |
1929 | ||
1930 | /* For informational purposes only */ | |
1931 | if (i >= IXGBE_MAX_SECRX_POLL) | |
1932 | hw_dbg(hw, "Rx unit being enabled before security " | |
1933 | "path fully disabled. Continuing with init.\n"); | |
1934 | ||
1935 | IXGBE_WRITE_REG(hw, IXGBE_RXCTRL, regval); | |
1936 | secrxreg = IXGBE_READ_REG(hw, IXGBE_SECRXCTRL); | |
1937 | secrxreg &= ~IXGBE_SECRXCTRL_RX_DIS; | |
1938 | IXGBE_WRITE_REG(hw, IXGBE_SECRXCTRL, secrxreg); | |
1939 | IXGBE_WRITE_FLUSH(hw); | |
1940 | ||
1941 | return 0; | |
1942 | } | |
1943 | ||
794caeb2 PWJ |
1944 | /** |
1945 | * ixgbe_verify_fw_version_82599 - verify fw version for 82599 | |
1946 | * @hw: pointer to hardware structure | |
1947 | * | |
1948 | * Verifies that installed the firmware version is 0.6 or higher | |
1949 | * for SFI devices. All 82599 SFI devices should have version 0.6 or higher. | |
1950 | * | |
1951 | * Returns IXGBE_ERR_EEPROM_VERSION if the FW is not present or | |
1952 | * if the FW version is not supported. | |
1953 | **/ | |
1954 | static s32 ixgbe_verify_fw_version_82599(struct ixgbe_hw *hw) | |
1955 | { | |
1956 | s32 status = IXGBE_ERR_EEPROM_VERSION; | |
1957 | u16 fw_offset, fw_ptp_cfg_offset; | |
1958 | u16 fw_version = 0; | |
1959 | ||
1960 | /* firmware check is only necessary for SFI devices */ | |
1961 | if (hw->phy.media_type != ixgbe_media_type_fiber) { | |
1962 | status = 0; | |
1963 | goto fw_version_out; | |
1964 | } | |
1965 | ||
1966 | /* get the offset to the Firmware Module block */ | |
1967 | hw->eeprom.ops.read(hw, IXGBE_FW_PTR, &fw_offset); | |
1968 | ||
1969 | if ((fw_offset == 0) || (fw_offset == 0xFFFF)) | |
1970 | goto fw_version_out; | |
1971 | ||
1972 | /* get the offset to the Pass Through Patch Configuration block */ | |
1973 | hw->eeprom.ops.read(hw, (fw_offset + | |
1974 | IXGBE_FW_PASSTHROUGH_PATCH_CONFIG_PTR), | |
1975 | &fw_ptp_cfg_offset); | |
1976 | ||
1977 | if ((fw_ptp_cfg_offset == 0) || (fw_ptp_cfg_offset == 0xFFFF)) | |
1978 | goto fw_version_out; | |
1979 | ||
1980 | /* get the firmware version */ | |
1981 | hw->eeprom.ops.read(hw, (fw_ptp_cfg_offset + | |
1982 | IXGBE_FW_PATCH_VERSION_4), | |
1983 | &fw_version); | |
1984 | ||
1985 | if (fw_version > 0x5) | |
1986 | status = 0; | |
1987 | ||
1988 | fw_version_out: | |
1989 | return status; | |
1990 | } | |
1991 | ||
0fa6d832 ET |
1992 | /** |
1993 | * ixgbe_verify_lesm_fw_enabled_82599 - Checks LESM FW module state. | |
1994 | * @hw: pointer to hardware structure | |
1995 | * | |
1996 | * Returns true if the LESM FW module is present and enabled. Otherwise | |
1997 | * returns false. Smart Speed must be disabled if LESM FW module is enabled. | |
1998 | **/ | |
1999 | static bool ixgbe_verify_lesm_fw_enabled_82599(struct ixgbe_hw *hw) | |
2000 | { | |
2001 | bool lesm_enabled = false; | |
2002 | u16 fw_offset, fw_lesm_param_offset, fw_lesm_state; | |
2003 | s32 status; | |
2004 | ||
2005 | /* get the offset to the Firmware Module block */ | |
2006 | status = hw->eeprom.ops.read(hw, IXGBE_FW_PTR, &fw_offset); | |
2007 | ||
2008 | if ((status != 0) || | |
2009 | (fw_offset == 0) || (fw_offset == 0xFFFF)) | |
2010 | goto out; | |
2011 | ||
2012 | /* get the offset to the LESM Parameters block */ | |
2013 | status = hw->eeprom.ops.read(hw, (fw_offset + | |
2014 | IXGBE_FW_LESM_PARAMETERS_PTR), | |
2015 | &fw_lesm_param_offset); | |
2016 | ||
2017 | if ((status != 0) || | |
2018 | (fw_lesm_param_offset == 0) || (fw_lesm_param_offset == 0xFFFF)) | |
2019 | goto out; | |
2020 | ||
2021 | /* get the lesm state word */ | |
2022 | status = hw->eeprom.ops.read(hw, (fw_lesm_param_offset + | |
2023 | IXGBE_FW_LESM_STATE_1), | |
2024 | &fw_lesm_state); | |
2025 | ||
2026 | if ((status == 0) && | |
2027 | (fw_lesm_state & IXGBE_FW_LESM_STATE_ENABLED)) | |
2028 | lesm_enabled = true; | |
2029 | ||
2030 | out: | |
2031 | return lesm_enabled; | |
2032 | } | |
2033 | ||
68c7005d ET |
2034 | /** |
2035 | * ixgbe_read_eeprom_buffer_82599 - Read EEPROM word(s) using | |
2036 | * fastest available method | |
2037 | * | |
2038 | * @hw: pointer to hardware structure | |
2039 | * @offset: offset of word in EEPROM to read | |
2040 | * @words: number of words | |
2041 | * @data: word(s) read from the EEPROM | |
2042 | * | |
2043 | * Retrieves 16 bit word(s) read from EEPROM | |
2044 | **/ | |
2045 | static s32 ixgbe_read_eeprom_buffer_82599(struct ixgbe_hw *hw, u16 offset, | |
2046 | u16 words, u16 *data) | |
2047 | { | |
2048 | struct ixgbe_eeprom_info *eeprom = &hw->eeprom; | |
2049 | s32 ret_val = IXGBE_ERR_CONFIG; | |
2050 | ||
2051 | /* | |
2052 | * If EEPROM is detected and can be addressed using 14 bits, | |
2053 | * use EERD otherwise use bit bang | |
2054 | */ | |
2055 | if ((eeprom->type == ixgbe_eeprom_spi) && | |
2056 | (offset + (words - 1) <= IXGBE_EERD_MAX_ADDR)) | |
2057 | ret_val = ixgbe_read_eerd_buffer_generic(hw, offset, words, | |
2058 | data); | |
2059 | else | |
2060 | ret_val = ixgbe_read_eeprom_buffer_bit_bang_generic(hw, offset, | |
2061 | words, | |
2062 | data); | |
2063 | ||
2064 | return ret_val; | |
2065 | } | |
2066 | ||
0665b09f ET |
2067 | /** |
2068 | * ixgbe_read_eeprom_82599 - Read EEPROM word using | |
2069 | * fastest available method | |
2070 | * | |
2071 | * @hw: pointer to hardware structure | |
2072 | * @offset: offset of word in the EEPROM to read | |
2073 | * @data: word read from the EEPROM | |
2074 | * | |
2075 | * Reads a 16 bit word from the EEPROM | |
2076 | **/ | |
2077 | static s32 ixgbe_read_eeprom_82599(struct ixgbe_hw *hw, | |
2078 | u16 offset, u16 *data) | |
2079 | { | |
2080 | struct ixgbe_eeprom_info *eeprom = &hw->eeprom; | |
2081 | s32 ret_val = IXGBE_ERR_CONFIG; | |
2082 | ||
2083 | /* | |
2084 | * If EEPROM is detected and can be addressed using 14 bits, | |
2085 | * use EERD otherwise use bit bang | |
2086 | */ | |
2087 | if ((eeprom->type == ixgbe_eeprom_spi) && | |
2088 | (offset <= IXGBE_EERD_MAX_ADDR)) | |
2089 | ret_val = ixgbe_read_eerd_generic(hw, offset, data); | |
2090 | else | |
2091 | ret_val = ixgbe_read_eeprom_bit_bang_generic(hw, offset, data); | |
2092 | ||
2093 | return ret_val; | |
2094 | } | |
2095 | ||
11afc1b1 PW |
2096 | static struct ixgbe_mac_operations mac_ops_82599 = { |
2097 | .init_hw = &ixgbe_init_hw_generic, | |
2098 | .reset_hw = &ixgbe_reset_hw_82599, | |
2099 | .start_hw = &ixgbe_start_hw_82599, | |
2100 | .clear_hw_cntrs = &ixgbe_clear_hw_cntrs_generic, | |
2101 | .get_media_type = &ixgbe_get_media_type_82599, | |
2102 | .get_supported_physical_layer = &ixgbe_get_supported_physical_layer_82599, | |
2103 | .enable_rx_dma = &ixgbe_enable_rx_dma_82599, | |
2104 | .get_mac_addr = &ixgbe_get_mac_addr_generic, | |
21ce849b | 2105 | .get_san_mac_addr = &ixgbe_get_san_mac_addr_generic, |
b776d104 | 2106 | .get_device_caps = &ixgbe_get_device_caps_generic, |
a391f1d5 | 2107 | .get_wwn_prefix = &ixgbe_get_wwn_prefix_generic, |
11afc1b1 PW |
2108 | .stop_adapter = &ixgbe_stop_adapter_generic, |
2109 | .get_bus_info = &ixgbe_get_bus_info_generic, | |
2110 | .set_lan_id = &ixgbe_set_lan_id_multi_port_pcie, | |
2111 | .read_analog_reg8 = &ixgbe_read_analog_reg8_82599, | |
2112 | .write_analog_reg8 = &ixgbe_write_analog_reg8_82599, | |
2113 | .setup_link = &ixgbe_setup_mac_link_82599, | |
80605c65 | 2114 | .set_rxpba = &ixgbe_set_rxpba_generic, |
21ce849b | 2115 | .check_link = &ixgbe_check_mac_link_generic, |
11afc1b1 PW |
2116 | .get_link_capabilities = &ixgbe_get_link_capabilities_82599, |
2117 | .led_on = &ixgbe_led_on_generic, | |
2118 | .led_off = &ixgbe_led_off_generic, | |
87c12017 PW |
2119 | .blink_led_start = &ixgbe_blink_led_start_generic, |
2120 | .blink_led_stop = &ixgbe_blink_led_stop_generic, | |
11afc1b1 PW |
2121 | .set_rar = &ixgbe_set_rar_generic, |
2122 | .clear_rar = &ixgbe_clear_rar_generic, | |
21ce849b MC |
2123 | .set_vmdq = &ixgbe_set_vmdq_generic, |
2124 | .clear_vmdq = &ixgbe_clear_vmdq_generic, | |
11afc1b1 | 2125 | .init_rx_addrs = &ixgbe_init_rx_addrs_generic, |
11afc1b1 PW |
2126 | .update_mc_addr_list = &ixgbe_update_mc_addr_list_generic, |
2127 | .enable_mc = &ixgbe_enable_mc_generic, | |
2128 | .disable_mc = &ixgbe_disable_mc_generic, | |
21ce849b MC |
2129 | .clear_vfta = &ixgbe_clear_vfta_generic, |
2130 | .set_vfta = &ixgbe_set_vfta_generic, | |
2131 | .fc_enable = &ixgbe_fc_enable_generic, | |
9612de92 | 2132 | .set_fw_drv_ver = &ixgbe_set_fw_drv_ver_generic, |
21ce849b | 2133 | .init_uta_tables = &ixgbe_init_uta_tables_generic, |
11afc1b1 | 2134 | .setup_sfp = &ixgbe_setup_sfp_modules_82599, |
a985b6c3 GR |
2135 | .set_mac_anti_spoofing = &ixgbe_set_mac_anti_spoofing, |
2136 | .set_vlan_anti_spoofing = &ixgbe_set_vlan_anti_spoofing, | |
5e655105 DS |
2137 | .acquire_swfw_sync = &ixgbe_acquire_swfw_sync, |
2138 | .release_swfw_sync = &ixgbe_release_swfw_sync, | |
2139 | ||
11afc1b1 PW |
2140 | }; |
2141 | ||
2142 | static struct ixgbe_eeprom_operations eeprom_ops_82599 = { | |
037c6d0a | 2143 | .init_params = &ixgbe_init_eeprom_params_generic, |
0665b09f | 2144 | .read = &ixgbe_read_eeprom_82599, |
68c7005d | 2145 | .read_buffer = &ixgbe_read_eeprom_buffer_82599, |
037c6d0a | 2146 | .write = &ixgbe_write_eeprom_generic, |
68c7005d | 2147 | .write_buffer = &ixgbe_write_eeprom_buffer_bit_bang_generic, |
037c6d0a ET |
2148 | .calc_checksum = &ixgbe_calc_eeprom_checksum_generic, |
2149 | .validate_checksum = &ixgbe_validate_eeprom_checksum_generic, | |
2150 | .update_checksum = &ixgbe_update_eeprom_checksum_generic, | |
11afc1b1 PW |
2151 | }; |
2152 | ||
2153 | static struct ixgbe_phy_operations phy_ops_82599 = { | |
037c6d0a ET |
2154 | .identify = &ixgbe_identify_phy_82599, |
2155 | .identify_sfp = &ixgbe_identify_sfp_module_generic, | |
2156 | .init = &ixgbe_init_phy_ops_82599, | |
2157 | .reset = &ixgbe_reset_phy_generic, | |
2158 | .read_reg = &ixgbe_read_phy_reg_generic, | |
2159 | .write_reg = &ixgbe_write_phy_reg_generic, | |
2160 | .setup_link = &ixgbe_setup_phy_link_generic, | |
2161 | .setup_link_speed = &ixgbe_setup_phy_link_speed_generic, | |
2162 | .read_i2c_byte = &ixgbe_read_i2c_byte_generic, | |
2163 | .write_i2c_byte = &ixgbe_write_i2c_byte_generic, | |
2164 | .read_i2c_eeprom = &ixgbe_read_i2c_eeprom_generic, | |
2165 | .write_i2c_eeprom = &ixgbe_write_i2c_eeprom_generic, | |
2166 | .check_overtemp = &ixgbe_tn_check_overtemp, | |
11afc1b1 PW |
2167 | }; |
2168 | ||
2169 | struct ixgbe_info ixgbe_82599_info = { | |
2170 | .mac = ixgbe_mac_82599EB, | |
2171 | .get_invariants = &ixgbe_get_invariants_82599, | |
2172 | .mac_ops = &mac_ops_82599, | |
2173 | .eeprom_ops = &eeprom_ops_82599, | |
2174 | .phy_ops = &phy_ops_82599, | |
a391f1d5 | 2175 | .mbx_ops = &mbx_ops_generic, |
11afc1b1 | 2176 | }; |