xref: /titanic_41/usr/src/uts/common/io/ixgbe/ixgbe_api.c (revision 654b400c387942fc00d4f6869539adbd7b25fbce)
1 /******************************************************************************
2 
3   Copyright (c) 2001-2010, Intel Corporation
4   All rights reserved.
5 
6   Redistribution and use in source and binary forms, with or without
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10       this list of conditions and the following disclaimer.
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31 
32 ******************************************************************************/
33 /*$FreeBSD$*/
34 
35 #include "ixgbe_api.h"
36 #include "ixgbe_common.h"
37 
38 extern s32 ixgbe_init_ops_82598(struct ixgbe_hw *hw);
39 extern s32 ixgbe_init_ops_82599(struct ixgbe_hw *hw);
40 
41 /**
42  *  ixgbe_init_shared_code - Initialize the shared code
43  *  @hw: pointer to hardware structure
44  *
45  *  This will assign function pointers and assign the MAC type and PHY code.
46  *  Does not touch the hardware. This function must be called prior to any
47  *  other function in the shared code. The ixgbe_hw structure should be
48  *  memset to 0 prior to calling this function.  The following fields in
49  *  hw structure should be filled in prior to calling this function:
50  *  hw_addr, back, device_id, vendor_id, subsystem_device_id,
51  *  subsystem_vendor_id, and revision_id
52  **/
53 s32 ixgbe_init_shared_code(struct ixgbe_hw *hw)
54 {
55 	s32 status;
56 
57 	DEBUGFUNC("ixgbe_init_shared_code");
58 
59 	/*
60 	 * Set the mac type
61 	 */
62 	(void) ixgbe_set_mac_type(hw);
63 
64 	switch (hw->mac.type) {
65 	case ixgbe_mac_82598EB:
66 		status = ixgbe_init_ops_82598(hw);
67 		break;
68 	case ixgbe_mac_82599EB:
69 		status = ixgbe_init_ops_82599(hw);
70 		break;
71 	default:
72 		status = IXGBE_ERR_DEVICE_NOT_SUPPORTED;
73 		break;
74 	}
75 
76 	return status;
77 }
78 
79 /**
80  *  ixgbe_set_mac_type - Sets MAC type
81  *  @hw: pointer to the HW structure
82  *
83  *  This function sets the mac type of the adapter based on the
84  *  vendor ID and device ID stored in the hw structure.
85  **/
86 s32 ixgbe_set_mac_type(struct ixgbe_hw *hw)
87 {
88 	s32 ret_val = IXGBE_SUCCESS;
89 
90 	DEBUGFUNC("ixgbe_set_mac_type\n");
91 
92 	if (hw->vendor_id == IXGBE_INTEL_VENDOR_ID) {
93 		switch (hw->device_id) {
94 		case IXGBE_DEV_ID_82598:
95 		case IXGBE_DEV_ID_82598_BX:
96 		case IXGBE_DEV_ID_82598AF_SINGLE_PORT:
97 		case IXGBE_DEV_ID_82598AF_DUAL_PORT:
98 		case IXGBE_DEV_ID_82598AT:
99 		case IXGBE_DEV_ID_82598AT2:
100 		case IXGBE_DEV_ID_82598EB_CX4:
101 		case IXGBE_DEV_ID_82598_CX4_DUAL_PORT:
102 		case IXGBE_DEV_ID_82598_DA_DUAL_PORT:
103 		case IXGBE_DEV_ID_82598_SR_DUAL_PORT_EM:
104 		case IXGBE_DEV_ID_82598EB_XF_LR:
105 		case IXGBE_DEV_ID_82598EB_SFP_LOM:
106 			hw->mac.type = ixgbe_mac_82598EB;
107 			break;
108 		case IXGBE_DEV_ID_82599_KX4:
109 		case IXGBE_DEV_ID_82599_KX4_MEZZ:
110 		case IXGBE_DEV_ID_82599_XAUI_LOM:
111 		case IXGBE_DEV_ID_82599_COMBO_BACKPLANE:
112 		case IXGBE_DEV_ID_82599_SFP:
113 		case IXGBE_DEV_ID_82599_BACKPLANE_FCOE:
114 		case IXGBE_DEV_ID_82599_SFP_FCOE:
115 		case IXGBE_DEV_ID_82599_CX4:
116 		case IXGBE_DEV_ID_82599_T3_LOM:
117 			hw->mac.type = ixgbe_mac_82599EB;
118 			break;
119 		default:
120 			ret_val = IXGBE_ERR_DEVICE_NOT_SUPPORTED;
121 			break;
122 		}
123 	} else {
124 		ret_val = IXGBE_ERR_DEVICE_NOT_SUPPORTED;
125 	}
126 
127 	DEBUGOUT2("ixgbe_set_mac_type found mac: %d, returns: %d\n",
128 	          hw->mac.type, ret_val);
129 	return ret_val;
130 }
131 
132 /**
133  *  ixgbe_init_hw - Initialize the hardware
134  *  @hw: pointer to hardware structure
135  *
136  *  Initialize the hardware by resetting and then starting the hardware
137  **/
138 s32 ixgbe_init_hw(struct ixgbe_hw *hw)
139 {
140 	return ixgbe_call_func(hw, hw->mac.ops.init_hw, (hw),
141 	                       IXGBE_NOT_IMPLEMENTED);
142 }
143 
144 /**
145  *  ixgbe_reset_hw - Performs a hardware reset
146  *  @hw: pointer to hardware structure
147  *
148  *  Resets the hardware by resetting the transmit and receive units, masks and
149  *  clears all interrupts, performs a PHY reset, and performs a MAC reset
150  **/
151 s32 ixgbe_reset_hw(struct ixgbe_hw *hw)
152 {
153 	return ixgbe_call_func(hw, hw->mac.ops.reset_hw, (hw),
154 	                       IXGBE_NOT_IMPLEMENTED);
155 }
156 
157 /**
158  *  ixgbe_start_hw - Prepares hardware for Rx/Tx
159  *  @hw: pointer to hardware structure
160  *
161  *  Starts the hardware by filling the bus info structure and media type,
162  *  clears all on chip counters, initializes receive address registers,
163  *  multicast table, VLAN filter table, calls routine to setup link and
164  *  flow control settings, and leaves transmit and receive units disabled
165  *  and uninitialized.
166  **/
167 s32 ixgbe_start_hw(struct ixgbe_hw *hw)
168 {
169 	return ixgbe_call_func(hw, hw->mac.ops.start_hw, (hw),
170 	                       IXGBE_NOT_IMPLEMENTED);
171 }
172 
173 /**
174  *  ixgbe_enable_relaxed_ordering - Enables tx relaxed ordering,
175  *  which is disabled by default in ixgbe_start_hw();
176  *
177  *  @hw: pointer to hardware structure
178  *
179  *   Enable relaxed ordering;
180  **/
181 void ixgbe_enable_relaxed_ordering(struct ixgbe_hw *hw)
182 {
183 	if (hw->mac.ops.enable_relaxed_ordering)
184 		hw->mac.ops.enable_relaxed_ordering(hw);
185 }
186 
187 /**
188  *  ixgbe_clear_hw_cntrs - Clear hardware counters
189  *  @hw: pointer to hardware structure
190  *
191  *  Clears all hardware statistics counters by reading them from the hardware
192  *  Statistics counters are clear on read.
193  **/
194 s32 ixgbe_clear_hw_cntrs(struct ixgbe_hw *hw)
195 {
196 	return ixgbe_call_func(hw, hw->mac.ops.clear_hw_cntrs, (hw),
197 	                       IXGBE_NOT_IMPLEMENTED);
198 }
199 
200 /**
201  *  ixgbe_get_media_type - Get media type
202  *  @hw: pointer to hardware structure
203  *
204  *  Returns the media type (fiber, copper, backplane)
205  **/
206 enum ixgbe_media_type ixgbe_get_media_type(struct ixgbe_hw *hw)
207 {
208 	return ixgbe_call_func(hw, hw->mac.ops.get_media_type, (hw),
209 	                       ixgbe_media_type_unknown);
210 }
211 
212 /**
213  *  ixgbe_get_mac_addr - Get MAC address
214  *  @hw: pointer to hardware structure
215  *  @mac_addr: Adapter MAC address
216  *
217  *  Reads the adapter's MAC address from the first Receive Address Register
218  *  (RAR0) A reset of the adapter must have been performed prior to calling
219  *  this function in order for the MAC address to have been loaded from the
220  *  EEPROM into RAR0
221  **/
222 s32 ixgbe_get_mac_addr(struct ixgbe_hw *hw, u8 *mac_addr)
223 {
224 	return ixgbe_call_func(hw, hw->mac.ops.get_mac_addr,
225 	                       (hw, mac_addr), IXGBE_NOT_IMPLEMENTED);
226 }
227 
228 /**
229  *  ixgbe_get_san_mac_addr - Get SAN MAC address
230  *  @hw: pointer to hardware structure
231  *  @san_mac_addr: SAN MAC address
232  *
233  *  Reads the SAN MAC address from the EEPROM, if it's available.  This is
234  *  per-port, so set_lan_id() must be called before reading the addresses.
235  **/
236 s32 ixgbe_get_san_mac_addr(struct ixgbe_hw *hw, u8 *san_mac_addr)
237 {
238 	return ixgbe_call_func(hw, hw->mac.ops.get_san_mac_addr,
239 	                       (hw, san_mac_addr), IXGBE_NOT_IMPLEMENTED);
240 }
241 
242 /**
243  *  ixgbe_set_san_mac_addr - Write a SAN MAC address
244  *  @hw: pointer to hardware structure
245  *  @san_mac_addr: SAN MAC address
246  *
247  *  Writes A SAN MAC address to the EEPROM.
248  **/
249 s32 ixgbe_set_san_mac_addr(struct ixgbe_hw *hw, u8 *san_mac_addr)
250 {
251 	return ixgbe_call_func(hw, hw->mac.ops.set_san_mac_addr,
252 	                       (hw, san_mac_addr), IXGBE_NOT_IMPLEMENTED);
253 }
254 
255 /**
256  *  ixgbe_get_device_caps - Get additional device capabilities
257  *  @hw: pointer to hardware structure
258  *  @device_caps: the EEPROM word for device capabilities
259  *
260  *  Reads the extra device capabilities from the EEPROM
261  **/
262 s32 ixgbe_get_device_caps(struct ixgbe_hw *hw, u16 *device_caps)
263 {
264 	return ixgbe_call_func(hw, hw->mac.ops.get_device_caps,
265 	                       (hw, device_caps), IXGBE_NOT_IMPLEMENTED);
266 }
267 
268 /**
269  *  ixgbe_get_wwn_prefix - Get alternative WWNN/WWPN prefix from the EEPROM
270  *  @hw: pointer to hardware structure
271  *  @wwnn_prefix: the alternative WWNN prefix
272  *  @wwpn_prefix: the alternative WWPN prefix
273  *
274  *  This function will read the EEPROM from the alternative SAN MAC address
275  *  block to check the support for the alternative WWNN/WWPN prefix support.
276  **/
277 s32 ixgbe_get_wwn_prefix(struct ixgbe_hw *hw, u16 *wwnn_prefix,
278                          u16 *wwpn_prefix)
279 {
280 	return ixgbe_call_func(hw, hw->mac.ops.get_wwn_prefix,
281 	                       (hw, wwnn_prefix, wwpn_prefix),
282 	                       IXGBE_NOT_IMPLEMENTED);
283 }
284 
285 /**
286  *  ixgbe_get_fcoe_boot_status -  Get FCOE boot status from EEPROM
287  *  @hw: pointer to hardware structure
288  *  @bs: the fcoe boot status
289  *
290  *  This function will read the FCOE boot status from the iSCSI FCOE block
291  **/
292 s32 ixgbe_get_fcoe_boot_status(struct ixgbe_hw *hw, u16 *bs)
293 {
294 	return ixgbe_call_func(hw, hw->mac.ops.get_fcoe_boot_status,
295 	                       (hw, bs),
296 	                       IXGBE_NOT_IMPLEMENTED);
297 }
298 
299 /**
300  *  ixgbe_get_bus_info - Set PCI bus info
301  *  @hw: pointer to hardware structure
302  *
303  *  Sets the PCI bus info (speed, width, type) within the ixgbe_hw structure
304  **/
305 s32 ixgbe_get_bus_info(struct ixgbe_hw *hw)
306 {
307 	return ixgbe_call_func(hw, hw->mac.ops.get_bus_info, (hw),
308 	                       IXGBE_NOT_IMPLEMENTED);
309 }
310 
311 /**
312  *  ixgbe_get_num_of_tx_queues - Get Tx queues
313  *  @hw: pointer to hardware structure
314  *
315  *  Returns the number of transmit queues for the given adapter.
316  **/
317 u32 ixgbe_get_num_of_tx_queues(struct ixgbe_hw *hw)
318 {
319 	return hw->mac.max_tx_queues;
320 }
321 
322 /**
323  *  ixgbe_get_num_of_rx_queues - Get Rx queues
324  *  @hw: pointer to hardware structure
325  *
326  *  Returns the number of receive queues for the given adapter.
327  **/
328 u32 ixgbe_get_num_of_rx_queues(struct ixgbe_hw *hw)
329 {
330 	return hw->mac.max_rx_queues;
331 }
332 
333 /**
334  *  ixgbe_stop_adapter - Disable Rx/Tx units
335  *  @hw: pointer to hardware structure
336  *
337  *  Sets the adapter_stopped flag within ixgbe_hw struct. Clears interrupts,
338  *  disables transmit and receive units. The adapter_stopped flag is used by
339  *  the shared code and drivers to determine if the adapter is in a stopped
340  *  state and should not touch the hardware.
341  **/
342 s32 ixgbe_stop_adapter(struct ixgbe_hw *hw)
343 {
344 	return ixgbe_call_func(hw, hw->mac.ops.stop_adapter, (hw),
345 	                       IXGBE_NOT_IMPLEMENTED);
346 }
347 
348 /**
349  *  ixgbe_read_pba_string - Reads part number string from EEPROM
350  *  @hw: pointer to hardware structure
351  *  @pba_num: stores the part number string from the EEPROM
352  *  @pba_num_size: part number string buffer length
353  *
354  *  Reads the part number string from the EEPROM.
355  **/
356 s32 ixgbe_read_pba_string(struct ixgbe_hw *hw, u8 *pba_num, u32 pba_num_size)
357 {
358 	return ixgbe_read_pba_string_generic(hw, pba_num, pba_num_size);
359 }
360 
361 /**
362  *  ixgbe_read_pba_length - Reads part number string length from EEPROM
363  *  @hw: pointer to hardware structure
364  *  @pba_num_size: part number string buffer length
365  *
366  *  Reads the part number length from the EEPROM.
367  *  Returns expected buffer size in pba_num_size.
368  **/
369 s32 ixgbe_read_pba_length(struct ixgbe_hw *hw, u32 *pba_num_size)
370 {
371 	return ixgbe_read_pba_length_generic(hw, pba_num_size);
372 }
373 
374 /**
375  *  ixgbe_read_pba_num - Reads part number from EEPROM
376  *  @hw: pointer to hardware structure
377  *  @pba_num: stores the part number from the EEPROM
378  *
379  *  Reads the part number from the EEPROM.
380  **/
381 s32 ixgbe_read_pba_num(struct ixgbe_hw *hw, u32 *pba_num)
382 {
383 	return ixgbe_read_pba_num_generic(hw, pba_num);
384 }
385 
386 /**
387  *  ixgbe_identify_phy - Get PHY type
388  *  @hw: pointer to hardware structure
389  *
390  *  Determines the physical layer module found on the current adapter.
391  **/
392 s32 ixgbe_identify_phy(struct ixgbe_hw *hw)
393 {
394 	s32 status = IXGBE_SUCCESS;
395 
396 	if (hw->phy.type == ixgbe_phy_unknown) {
397 		status = ixgbe_call_func(hw, hw->phy.ops.identify, (hw),
398 		                         IXGBE_NOT_IMPLEMENTED);
399 	}
400 
401 	return status;
402 }
403 
404 /**
405  *  ixgbe_reset_phy - Perform a PHY reset
406  *  @hw: pointer to hardware structure
407  **/
408 s32 ixgbe_reset_phy(struct ixgbe_hw *hw)
409 {
410 	s32 status = IXGBE_SUCCESS;
411 
412 	if (hw->phy.type == ixgbe_phy_unknown) {
413 		if (ixgbe_identify_phy(hw) != IXGBE_SUCCESS)
414 			status = IXGBE_ERR_PHY;
415 	}
416 
417 	if (status == IXGBE_SUCCESS) {
418 		status = ixgbe_call_func(hw, hw->phy.ops.reset, (hw),
419 		                         IXGBE_NOT_IMPLEMENTED);
420 	}
421 	return status;
422 }
423 
424 /**
425  *  ixgbe_get_phy_firmware_version -
426  *  @hw: pointer to hardware structure
427  *  @firmware_version: pointer to firmware version
428  **/
429 s32 ixgbe_get_phy_firmware_version(struct ixgbe_hw *hw, u16 *firmware_version)
430 {
431 	s32 status = IXGBE_SUCCESS;
432 
433 	status = ixgbe_call_func(hw, hw->phy.ops.get_firmware_version,
434 	                         (hw, firmware_version),
435 	                         IXGBE_NOT_IMPLEMENTED);
436 	return status;
437 }
438 
439 /**
440  *  ixgbe_read_phy_reg - Read PHY register
441  *  @hw: pointer to hardware structure
442  *  @reg_addr: 32 bit address of PHY register to read
443  *  @phy_data: Pointer to read data from PHY register
444  *
445  *  Reads a value from a specified PHY register
446  **/
447 s32 ixgbe_read_phy_reg(struct ixgbe_hw *hw, u32 reg_addr, u32 device_type,
448                        u16 *phy_data)
449 {
450 	if (hw->phy.id == 0)
451 		(void) ixgbe_identify_phy(hw);
452 
453 	return ixgbe_call_func(hw, hw->phy.ops.read_reg, (hw, reg_addr,
454 	                       device_type, phy_data), IXGBE_NOT_IMPLEMENTED);
455 }
456 
457 /**
458  *  ixgbe_write_phy_reg - Write PHY register
459  *  @hw: pointer to hardware structure
460  *  @reg_addr: 32 bit PHY register to write
461  *  @phy_data: Data to write to the PHY register
462  *
463  *  Writes a value to specified PHY register
464  **/
465 s32 ixgbe_write_phy_reg(struct ixgbe_hw *hw, u32 reg_addr, u32 device_type,
466                         u16 phy_data)
467 {
468 	if (hw->phy.id == 0)
469 		(void) ixgbe_identify_phy(hw);
470 
471 	return ixgbe_call_func(hw, hw->phy.ops.write_reg, (hw, reg_addr,
472 	                       device_type, phy_data), IXGBE_NOT_IMPLEMENTED);
473 }
474 
475 /**
476  *  ixgbe_setup_phy_link - Restart PHY autoneg
477  *  @hw: pointer to hardware structure
478  *
479  *  Restart autonegotiation and PHY and waits for completion.
480  **/
481 s32 ixgbe_setup_phy_link(struct ixgbe_hw *hw)
482 {
483 	return ixgbe_call_func(hw, hw->phy.ops.setup_link, (hw),
484 	                       IXGBE_NOT_IMPLEMENTED);
485 }
486 
487 /**
488  *  ixgbe_check_phy_link - Determine link and speed status
489  *  @hw: pointer to hardware structure
490  *
491  *  Reads a PHY register to determine if link is up and the current speed for
492  *  the PHY.
493  **/
494 s32 ixgbe_check_phy_link(struct ixgbe_hw *hw, ixgbe_link_speed *speed,
495                          bool *link_up)
496 {
497 	return ixgbe_call_func(hw, hw->phy.ops.check_link, (hw, speed,
498 	                       link_up), IXGBE_NOT_IMPLEMENTED);
499 }
500 
501 /**
502  *  ixgbe_setup_phy_link_speed - Set auto advertise
503  *  @hw: pointer to hardware structure
504  *  @speed: new link speed
505  *  @autoneg: TRUE if autonegotiation enabled
506  *
507  *  Sets the auto advertised capabilities
508  **/
509 s32 ixgbe_setup_phy_link_speed(struct ixgbe_hw *hw, ixgbe_link_speed speed,
510                                bool autoneg,
511                                bool autoneg_wait_to_complete)
512 {
513 	return ixgbe_call_func(hw, hw->phy.ops.setup_link_speed, (hw, speed,
514 	                       autoneg, autoneg_wait_to_complete),
515 	                       IXGBE_NOT_IMPLEMENTED);
516 }
517 
518 /**
519  *  ixgbe_check_link - Get link and speed status
520  *  @hw: pointer to hardware structure
521  *
522  *  Reads the links register to determine if link is up and the current speed
523  **/
524 s32 ixgbe_check_link(struct ixgbe_hw *hw, ixgbe_link_speed *speed,
525                      bool *link_up, bool link_up_wait_to_complete)
526 {
527 	return ixgbe_call_func(hw, hw->mac.ops.check_link, (hw, speed,
528 	                       link_up, link_up_wait_to_complete),
529 	                       IXGBE_NOT_IMPLEMENTED);
530 }
531 
532 /**
533  *  ixgbe_disable_tx_laser - Disable Tx laser
534  *  @hw: pointer to hardware structure
535  *
536  *  If the driver needs to disable the laser on SFI optics.
537  **/
538 void ixgbe_disable_tx_laser(struct ixgbe_hw *hw)
539 {
540 	if (hw->mac.ops.disable_tx_laser)
541 		hw->mac.ops.disable_tx_laser(hw);
542 }
543 
544 /**
545  *  ixgbe_enable_tx_laser - Enable Tx laser
546  *  @hw: pointer to hardware structure
547  *
548  *  If the driver needs to enable the laser on SFI optics.
549  **/
550 void ixgbe_enable_tx_laser(struct ixgbe_hw *hw)
551 {
552 	if (hw->mac.ops.enable_tx_laser)
553 		hw->mac.ops.enable_tx_laser(hw);
554 }
555 
556 /**
557  *  ixgbe_flap_tx_laser - flap Tx laser to start autotry process
558  *  @hw: pointer to hardware structure
559  *
560  *  When the driver changes the link speeds that it can support then
561  *  flap the tx laser to alert the link partner to start autotry
562  *  process on its end.
563  **/
564 void ixgbe_flap_tx_laser(struct ixgbe_hw *hw)
565 {
566 	if (hw->mac.ops.flap_tx_laser)
567 		hw->mac.ops.flap_tx_laser(hw);
568 }
569 
570 /**
571  *  ixgbe_setup_link - Set link speed
572  *  @hw: pointer to hardware structure
573  *  @speed: new link speed
574  *  @autoneg: TRUE if autonegotiation enabled
575  *
576  *  Configures link settings.  Restarts the link.
577  *  Performs autonegotiation if needed.
578  **/
579 s32 ixgbe_setup_link(struct ixgbe_hw *hw, ixgbe_link_speed speed,
580                            bool autoneg,
581                            bool autoneg_wait_to_complete)
582 {
583 	return ixgbe_call_func(hw, hw->mac.ops.setup_link, (hw, speed,
584 	                       autoneg, autoneg_wait_to_complete),
585 	                       IXGBE_NOT_IMPLEMENTED);
586 }
587 
588 /**
589  *  ixgbe_get_link_capabilities - Returns link capabilities
590  *  @hw: pointer to hardware structure
591  *
592  *  Determines the link capabilities of the current configuration.
593  **/
594 s32 ixgbe_get_link_capabilities(struct ixgbe_hw *hw, ixgbe_link_speed *speed,
595                                 bool *autoneg)
596 {
597 	return ixgbe_call_func(hw, hw->mac.ops.get_link_capabilities, (hw,
598 	                       speed, autoneg), IXGBE_NOT_IMPLEMENTED);
599 }
600 
601 /**
602  *  ixgbe_led_on - Turn on LEDs
603  *  @hw: pointer to hardware structure
604  *  @index: led number to turn on
605  *
606  *  Turns on the software controllable LEDs.
607  **/
608 s32 ixgbe_led_on(struct ixgbe_hw *hw, u32 index)
609 {
610 	return ixgbe_call_func(hw, hw->mac.ops.led_on, (hw, index),
611 	                       IXGBE_NOT_IMPLEMENTED);
612 }
613 
614 /**
615  *  ixgbe_led_off - Turn off LEDs
616  *  @hw: pointer to hardware structure
617  *  @index: led number to turn off
618  *
619  *  Turns off the software controllable LEDs.
620  **/
621 s32 ixgbe_led_off(struct ixgbe_hw *hw, u32 index)
622 {
623 	return ixgbe_call_func(hw, hw->mac.ops.led_off, (hw, index),
624 	                       IXGBE_NOT_IMPLEMENTED);
625 }
626 
627 /**
628  *  ixgbe_blink_led_start - Blink LEDs
629  *  @hw: pointer to hardware structure
630  *  @index: led number to blink
631  *
632  *  Blink LED based on index.
633  **/
634 s32 ixgbe_blink_led_start(struct ixgbe_hw *hw, u32 index)
635 {
636 	return ixgbe_call_func(hw, hw->mac.ops.blink_led_start, (hw, index),
637 	                       IXGBE_NOT_IMPLEMENTED);
638 }
639 
640 /**
641  *  ixgbe_blink_led_stop - Stop blinking LEDs
642  *  @hw: pointer to hardware structure
643  *
644  *  Stop blinking LED based on index.
645  **/
646 s32 ixgbe_blink_led_stop(struct ixgbe_hw *hw, u32 index)
647 {
648 	return ixgbe_call_func(hw, hw->mac.ops.blink_led_stop, (hw, index),
649 	                       IXGBE_NOT_IMPLEMENTED);
650 }
651 
652 /**
653  *  ixgbe_init_eeprom_params - Initialize EEPROM parameters
654  *  @hw: pointer to hardware structure
655  *
656  *  Initializes the EEPROM parameters ixgbe_eeprom_info within the
657  *  ixgbe_hw struct in order to set up EEPROM access.
658  **/
659 s32 ixgbe_init_eeprom_params(struct ixgbe_hw *hw)
660 {
661 	return ixgbe_call_func(hw, hw->eeprom.ops.init_params, (hw),
662 	                       IXGBE_NOT_IMPLEMENTED);
663 }
664 
665 
666 /**
667  *  ixgbe_write_eeprom - Write word to EEPROM
668  *  @hw: pointer to hardware structure
669  *  @offset: offset within the EEPROM to be written to
670  *  @data: 16 bit word to be written to the EEPROM
671  *
672  *  Writes 16 bit value to EEPROM. If ixgbe_eeprom_update_checksum is not
673  *  called after this function, the EEPROM will most likely contain an
674  *  invalid checksum.
675  **/
676 s32 ixgbe_write_eeprom(struct ixgbe_hw *hw, u16 offset, u16 data)
677 {
678 	return ixgbe_call_func(hw, hw->eeprom.ops.write, (hw, offset, data),
679 	                       IXGBE_NOT_IMPLEMENTED);
680 }
681 
682 /**
683  *  ixgbe_read_eeprom - Read word from EEPROM
684  *  @hw: pointer to hardware structure
685  *  @offset: offset within the EEPROM to be read
686  *  @data: read 16 bit value from EEPROM
687  *
688  *  Reads 16 bit value from EEPROM
689  **/
690 s32 ixgbe_read_eeprom(struct ixgbe_hw *hw, u16 offset, u16 *data)
691 {
692 	return ixgbe_call_func(hw, hw->eeprom.ops.read, (hw, offset, data),
693 	                       IXGBE_NOT_IMPLEMENTED);
694 }
695 
696 /**
697  *  ixgbe_validate_eeprom_checksum - Validate EEPROM checksum
698  *  @hw: pointer to hardware structure
699  *  @checksum_val: calculated checksum
700  *
701  *  Performs checksum calculation and validates the EEPROM checksum
702  **/
703 s32 ixgbe_validate_eeprom_checksum(struct ixgbe_hw *hw, u16 *checksum_val)
704 {
705 	return ixgbe_call_func(hw, hw->eeprom.ops.validate_checksum,
706 	                       (hw, checksum_val), IXGBE_NOT_IMPLEMENTED);
707 }
708 
709 /**
710  *  ixgbe_eeprom_update_checksum - Updates the EEPROM checksum
711  *  @hw: pointer to hardware structure
712  **/
713 s32 ixgbe_update_eeprom_checksum(struct ixgbe_hw *hw)
714 {
715 	return ixgbe_call_func(hw, hw->eeprom.ops.update_checksum, (hw),
716 	                       IXGBE_NOT_IMPLEMENTED);
717 }
718 
719 /**
720  *  ixgbe_insert_mac_addr - Find a RAR for this mac address
721  *  @hw: pointer to hardware structure
722  *  @addr: Address to put into receive address register
723  *  @vmdq: VMDq pool to assign
724  *
725  *  Puts an ethernet address into a receive address register, or
726  *  finds the rar that it is aleady in; adds to the pool list
727  **/
728 s32 ixgbe_insert_mac_addr(struct ixgbe_hw *hw, u8 *addr, u32 vmdq)
729 {
730 	return ixgbe_call_func(hw, hw->mac.ops.insert_mac_addr,
731 	                       (hw, addr, vmdq),
732 			       IXGBE_NOT_IMPLEMENTED);
733 }
734 
735 /**
736  *  ixgbe_set_rar - Set Rx address register
737  *  @hw: pointer to hardware structure
738  *  @index: Receive address register to write
739  *  @addr: Address to put into receive address register
740  *  @vmdq: VMDq "set"
741  *  @enable_addr: set flag that address is active
742  *
743  *  Puts an ethernet address into a receive address register.
744  **/
745 s32 ixgbe_set_rar(struct ixgbe_hw *hw, u32 index, u8 *addr, u32 vmdq,
746                   u32 enable_addr)
747 {
748 	return ixgbe_call_func(hw, hw->mac.ops.set_rar, (hw, index, addr, vmdq,
749 	                       enable_addr), IXGBE_NOT_IMPLEMENTED);
750 }
751 
752 /**
753  *  ixgbe_clear_rar - Clear Rx address register
754  *  @hw: pointer to hardware structure
755  *  @index: Receive address register to write
756  *
757  *  Puts an ethernet address into a receive address register.
758  **/
759 s32 ixgbe_clear_rar(struct ixgbe_hw *hw, u32 index)
760 {
761 	return ixgbe_call_func(hw, hw->mac.ops.clear_rar, (hw, index),
762 	                       IXGBE_NOT_IMPLEMENTED);
763 }
764 
765 /**
766  *  ixgbe_set_vmdq - Associate a VMDq index with a receive address
767  *  @hw: pointer to hardware structure
768  *  @rar: receive address register index to associate with VMDq index
769  *  @vmdq: VMDq set or pool index
770  **/
771 s32 ixgbe_set_vmdq(struct ixgbe_hw *hw, u32 rar, u32 vmdq)
772 {
773 	return ixgbe_call_func(hw, hw->mac.ops.set_vmdq, (hw, rar, vmdq),
774 	                       IXGBE_NOT_IMPLEMENTED);
775 }
776 
777 /**
778  *  ixgbe_clear_vmdq - Disassociate a VMDq index from a receive address
779  *  @hw: pointer to hardware structure
780  *  @rar: receive address register index to disassociate with VMDq index
781  *  @vmdq: VMDq set or pool index
782  **/
783 s32 ixgbe_clear_vmdq(struct ixgbe_hw *hw, u32 rar, u32 vmdq)
784 {
785 	return ixgbe_call_func(hw, hw->mac.ops.clear_vmdq, (hw, rar, vmdq),
786 	                       IXGBE_NOT_IMPLEMENTED);
787 }
788 
789 /**
790  *  ixgbe_init_rx_addrs - Initializes receive address filters.
791  *  @hw: pointer to hardware structure
792  *
793  *  Places the MAC address in receive address register 0 and clears the rest
794  *  of the receive address registers. Clears the multicast table. Assumes
795  *  the receiver is in reset when the routine is called.
796  **/
797 s32 ixgbe_init_rx_addrs(struct ixgbe_hw *hw)
798 {
799 	return ixgbe_call_func(hw, hw->mac.ops.init_rx_addrs, (hw),
800 	                       IXGBE_NOT_IMPLEMENTED);
801 }
802 
803 /**
804  *  ixgbe_get_num_rx_addrs - Returns the number of RAR entries.
805  *  @hw: pointer to hardware structure
806  **/
807 u32 ixgbe_get_num_rx_addrs(struct ixgbe_hw *hw)
808 {
809 	return hw->mac.num_rar_entries;
810 }
811 
812 /**
813  *  ixgbe_update_uc_addr_list - Updates the MAC's list of secondary addresses
814  *  @hw: pointer to hardware structure
815  *  @addr_list: the list of new multicast addresses
816  *  @addr_count: number of addresses
817  *  @func: iterator function to walk the multicast address list
818  *
819  *  The given list replaces any existing list. Clears the secondary addrs from
820  *  receive address registers. Uses unused receive address registers for the
821  *  first secondary addresses, and falls back to promiscuous mode as needed.
822  **/
823 s32 ixgbe_update_uc_addr_list(struct ixgbe_hw *hw, u8 *addr_list,
824                               u32 addr_count, ixgbe_mc_addr_itr func)
825 {
826 	return ixgbe_call_func(hw, hw->mac.ops.update_uc_addr_list, (hw,
827 	                       addr_list, addr_count, func),
828 	                       IXGBE_NOT_IMPLEMENTED);
829 }
830 
831 /**
832  *  ixgbe_update_mc_addr_list - Updates the MAC's list of multicast addresses
833  *  @hw: pointer to hardware structure
834  *  @mc_addr_list: the list of new multicast addresses
835  *  @mc_addr_count: number of addresses
836  *  @func: iterator function to walk the multicast address list
837  *
838  *  The given list replaces any existing list. Clears the MC addrs from receive
839  *  address registers and the multicast table. Uses unused receive address
840  *  registers for the first multicast addresses, and hashes the rest into the
841  *  multicast table.
842  **/
843 s32 ixgbe_update_mc_addr_list(struct ixgbe_hw *hw, u8 *mc_addr_list,
844                               u32 mc_addr_count, ixgbe_mc_addr_itr func)
845 {
846 	return ixgbe_call_func(hw, hw->mac.ops.update_mc_addr_list, (hw,
847 	                       mc_addr_list, mc_addr_count, func),
848 	                       IXGBE_NOT_IMPLEMENTED);
849 }
850 
851 /**
852  *  ixgbe_enable_mc - Enable multicast address in RAR
853  *  @hw: pointer to hardware structure
854  *
855  *  Enables multicast address in RAR and the use of the multicast hash table.
856  **/
857 s32 ixgbe_enable_mc(struct ixgbe_hw *hw)
858 {
859 	return ixgbe_call_func(hw, hw->mac.ops.enable_mc, (hw),
860 	                       IXGBE_NOT_IMPLEMENTED);
861 }
862 
863 /**
864  *  ixgbe_disable_mc - Disable multicast address in RAR
865  *  @hw: pointer to hardware structure
866  *
867  *  Disables multicast address in RAR and the use of the multicast hash table.
868  **/
869 s32 ixgbe_disable_mc(struct ixgbe_hw *hw)
870 {
871 	return ixgbe_call_func(hw, hw->mac.ops.disable_mc, (hw),
872 	                       IXGBE_NOT_IMPLEMENTED);
873 }
874 
875 /**
876  *  ixgbe_clear_vfta - Clear VLAN filter table
877  *  @hw: pointer to hardware structure
878  *
879  *  Clears the VLAN filer table, and the VMDq index associated with the filter
880  **/
881 s32 ixgbe_clear_vfta(struct ixgbe_hw *hw)
882 {
883 	return ixgbe_call_func(hw, hw->mac.ops.clear_vfta, (hw),
884 	                       IXGBE_NOT_IMPLEMENTED);
885 }
886 
887 /**
888  *  ixgbe_set_vfta - Set VLAN filter table
889  *  @hw: pointer to hardware structure
890  *  @vlan: VLAN id to write to VLAN filter
891  *  @vind: VMDq output index that maps queue to VLAN id in VFTA
892  *  @vlan_on: boolean flag to turn on/off VLAN in VFTA
893  *
894  *  Turn on/off specified VLAN in the VLAN filter table.
895  **/
896 s32 ixgbe_set_vfta(struct ixgbe_hw *hw, u32 vlan, u32 vind, bool vlan_on)
897 {
898 	return ixgbe_call_func(hw, hw->mac.ops.set_vfta, (hw, vlan, vind,
899 	                       vlan_on), IXGBE_NOT_IMPLEMENTED);
900 }
901 
902 /**
903  *  ixgbe_fc_enable - Enable flow control
904  *  @hw: pointer to hardware structure
905  *  @packetbuf_num: packet buffer number (0-7)
906  *
907  *  Configures the flow control settings based on SW configuration.
908  **/
909 s32 ixgbe_fc_enable(struct ixgbe_hw *hw, s32 packetbuf_num)
910 {
911 	return ixgbe_call_func(hw, hw->mac.ops.fc_enable, (hw, packetbuf_num),
912 	                       IXGBE_NOT_IMPLEMENTED);
913 }
914 
915 /**
916  *  ixgbe_read_analog_reg8 - Reads 8 bit analog register
917  *  @hw: pointer to hardware structure
918  *  @reg: analog register to read
919  *  @val: read value
920  *
921  *  Performs write operation to analog register specified.
922  **/
923 s32 ixgbe_read_analog_reg8(struct ixgbe_hw *hw, u32 reg, u8 *val)
924 {
925 	return ixgbe_call_func(hw, hw->mac.ops.read_analog_reg8, (hw, reg,
926 	                       val), IXGBE_NOT_IMPLEMENTED);
927 }
928 
929 /**
930  *  ixgbe_write_analog_reg8 - Writes 8 bit analog register
931  *  @hw: pointer to hardware structure
932  *  @reg: analog register to write
933  *  @val: value to write
934  *
935  *  Performs write operation to Atlas analog register specified.
936  **/
937 s32 ixgbe_write_analog_reg8(struct ixgbe_hw *hw, u32 reg, u8 val)
938 {
939 	return ixgbe_call_func(hw, hw->mac.ops.write_analog_reg8, (hw, reg,
940 	                       val), IXGBE_NOT_IMPLEMENTED);
941 }
942 
943 /**
944  *  ixgbe_init_uta_tables - Initializes Unicast Table Arrays.
945  *  @hw: pointer to hardware structure
946  *
947  *  Initializes the Unicast Table Arrays to zero on device load.  This
948  *  is part of the Rx init addr execution path.
949  **/
950 s32 ixgbe_init_uta_tables(struct ixgbe_hw *hw)
951 {
952 	return ixgbe_call_func(hw, hw->mac.ops.init_uta_tables, (hw),
953 	                       IXGBE_NOT_IMPLEMENTED);
954 }
955 
956 /**
957  *  ixgbe_read_i2c_byte - Reads 8 bit word over I2C at specified device address
958  *  @hw: pointer to hardware structure
959  *  @byte_offset: byte offset to read
960  *  @data: value read
961  *
962  *  Performs byte read operation to SFP module's EEPROM over I2C interface.
963  **/
964 s32 ixgbe_read_i2c_byte(struct ixgbe_hw *hw, u8 byte_offset, u8 dev_addr,
965                         u8 *data)
966 {
967 	return ixgbe_call_func(hw, hw->phy.ops.read_i2c_byte, (hw, byte_offset,
968 	                       dev_addr, data), IXGBE_NOT_IMPLEMENTED);
969 }
970 
971 /**
972  *  ixgbe_write_i2c_byte - Writes 8 bit word over I2C
973  *  @hw: pointer to hardware structure
974  *  @byte_offset: byte offset to write
975  *  @data: value to write
976  *
977  *  Performs byte write operation to SFP module's EEPROM over I2C interface
978  *  at a specified device address.
979  **/
980 s32 ixgbe_write_i2c_byte(struct ixgbe_hw *hw, u8 byte_offset, u8 dev_addr,
981                          u8 data)
982 {
983 	return ixgbe_call_func(hw, hw->phy.ops.write_i2c_byte, (hw, byte_offset,
984 	                       dev_addr, data), IXGBE_NOT_IMPLEMENTED);
985 }
986 
987 /**
988  *  ixgbe_write_i2c_eeprom - Writes 8 bit EEPROM word over I2C interface
989  *  @hw: pointer to hardware structure
990  *  @byte_offset: EEPROM byte offset to write
991  *  @eeprom_data: value to write
992  *
993  *  Performs byte write operation to SFP module's EEPROM over I2C interface.
994  **/
995 s32 ixgbe_write_i2c_eeprom(struct ixgbe_hw *hw,
996                            u8 byte_offset, u8 eeprom_data)
997 {
998 	return ixgbe_call_func(hw, hw->phy.ops.write_i2c_eeprom,
999 	                       (hw, byte_offset, eeprom_data),
1000 	                       IXGBE_NOT_IMPLEMENTED);
1001 }
1002 
1003 /**
1004  *  ixgbe_read_i2c_eeprom - Reads 8 bit EEPROM word over I2C interface
1005  *  @hw: pointer to hardware structure
1006  *  @byte_offset: EEPROM byte offset to read
1007  *  @eeprom_data: value read
1008  *
1009  *  Performs byte read operation to SFP module's EEPROM over I2C interface.
1010  **/
1011 s32 ixgbe_read_i2c_eeprom(struct ixgbe_hw *hw, u8 byte_offset, u8 *eeprom_data)
1012 {
1013 	return ixgbe_call_func(hw, hw->phy.ops.read_i2c_eeprom,
1014 	                      (hw, byte_offset, eeprom_data),
1015 	                      IXGBE_NOT_IMPLEMENTED);
1016 }
1017 
1018 /**
1019  *  ixgbe_get_supported_physical_layer - Returns physical layer type
1020  *  @hw: pointer to hardware structure
1021  *
1022  *  Determines physical layer capabilities of the current configuration.
1023  **/
1024 u32 ixgbe_get_supported_physical_layer(struct ixgbe_hw *hw)
1025 {
1026 	return ixgbe_call_func(hw, hw->mac.ops.get_supported_physical_layer,
1027 	                       (hw), IXGBE_PHYSICAL_LAYER_UNKNOWN);
1028 }
1029 
1030 /**
1031  *  ixgbe_enable_rx_dma - Enables Rx DMA unit, dependant on device specifics
1032  *  @hw: pointer to hardware structure
1033  *  @regval: bitfield to write to the Rx DMA register
1034  *
1035  *  Enables the Rx DMA unit of the device.
1036  **/
1037 s32 ixgbe_enable_rx_dma(struct ixgbe_hw *hw, u32 regval)
1038 {
1039 	return ixgbe_call_func(hw, hw->mac.ops.enable_rx_dma,
1040 	                       (hw, regval), IXGBE_NOT_IMPLEMENTED);
1041 }
1042 
1043 /**
1044  *  ixgbe_acquire_swfw_semaphore - Acquire SWFW semaphore
1045  *  @hw: pointer to hardware structure
1046  *  @mask: Mask to specify which semaphore to acquire
1047  *
1048  *  Acquires the SWFW semaphore through SW_FW_SYNC register for the specified
1049  *  function (CSR, PHY0, PHY1, EEPROM, Flash)
1050  **/
1051 s32 ixgbe_acquire_swfw_semaphore(struct ixgbe_hw *hw, u16 mask)
1052 {
1053 	return ixgbe_call_func(hw, hw->mac.ops.acquire_swfw_sync,
1054 	                       (hw, mask), IXGBE_NOT_IMPLEMENTED);
1055 }
1056 
1057 /**
1058  *  ixgbe_release_swfw_semaphore - Release SWFW semaphore
1059  *  @hw: pointer to hardware structure
1060  *  @mask: Mask to specify which semaphore to release
1061  *
1062  *  Releases the SWFW semaphore through SW_FW_SYNC register for the specified
1063  *  function (CSR, PHY0, PHY1, EEPROM, Flash)
1064  **/
1065 void ixgbe_release_swfw_semaphore(struct ixgbe_hw *hw, u16 mask)
1066 {
1067 	if (hw->mac.ops.release_swfw_sync)
1068 		hw->mac.ops.release_swfw_sync(hw, mask);
1069 }
1070 
1071