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32 ******************************************************************************/
35 #include "e1000_api.h"
38 * e1000_init_mac_params - Initialize MAC function pointers
39 * @hw: pointer to the HW structure
41 * This function initializes the function pointers for the MAC
42 * set of functions. Called by drivers or by e1000_setup_init_funcs.
44 s32 e1000_init_mac_params(struct e1000_hw *hw)
46 s32 ret_val = E1000_SUCCESS;
48 if (hw->mac.ops.init_params) {
49 ret_val = hw->mac.ops.init_params(hw);
51 DEBUGOUT("MAC Initialization Error\n");
55 DEBUGOUT("mac.init_mac_params was NULL\n");
56 ret_val = -E1000_ERR_CONFIG;
64 * e1000_init_nvm_params - Initialize NVM function pointers
65 * @hw: pointer to the HW structure
67 * This function initializes the function pointers for the NVM
68 * set of functions. Called by drivers or by e1000_setup_init_funcs.
70 s32 e1000_init_nvm_params(struct e1000_hw *hw)
72 s32 ret_val = E1000_SUCCESS;
74 if (hw->nvm.ops.init_params) {
75 ret_val = hw->nvm.ops.init_params(hw);
77 DEBUGOUT("NVM Initialization Error\n");
81 DEBUGOUT("nvm.init_nvm_params was NULL\n");
82 ret_val = -E1000_ERR_CONFIG;
90 * e1000_init_phy_params - Initialize PHY function pointers
91 * @hw: pointer to the HW structure
93 * This function initializes the function pointers for the PHY
94 * set of functions. Called by drivers or by e1000_setup_init_funcs.
96 s32 e1000_init_phy_params(struct e1000_hw *hw)
98 s32 ret_val = E1000_SUCCESS;
100 if (hw->phy.ops.init_params) {
101 ret_val = hw->phy.ops.init_params(hw);
103 DEBUGOUT("PHY Initialization Error\n");
107 DEBUGOUT("phy.init_phy_params was NULL\n");
108 ret_val = -E1000_ERR_CONFIG;
117 * e1000_set_mac_type - Sets MAC type
118 * @hw: pointer to the HW structure
120 * This function sets the mac type of the adapter based on the
121 * device ID stored in the hw structure.
122 * MUST BE FIRST FUNCTION CALLED (explicitly or through
123 * e1000_setup_init_funcs()).
125 s32 e1000_set_mac_type(struct e1000_hw *hw)
127 struct e1000_mac_info *mac = &hw->mac;
128 s32 ret_val = E1000_SUCCESS;
130 DEBUGFUNC("e1000_set_mac_type");
132 switch (hw->device_id) {
133 case E1000_DEV_ID_82542:
134 mac->type = e1000_82542;
136 case E1000_DEV_ID_82543GC_FIBER:
137 case E1000_DEV_ID_82543GC_COPPER:
138 mac->type = e1000_82543;
140 case E1000_DEV_ID_82544EI_COPPER:
141 case E1000_DEV_ID_82544EI_FIBER:
142 case E1000_DEV_ID_82544GC_COPPER:
143 case E1000_DEV_ID_82544GC_LOM:
144 mac->type = e1000_82544;
146 case E1000_DEV_ID_82540EM:
147 case E1000_DEV_ID_82540EM_LOM:
148 case E1000_DEV_ID_82540EP:
149 case E1000_DEV_ID_82540EP_LOM:
150 case E1000_DEV_ID_82540EP_LP:
151 mac->type = e1000_82540;
153 case E1000_DEV_ID_82545EM_COPPER:
154 case E1000_DEV_ID_82545EM_FIBER:
155 mac->type = e1000_82545;
157 case E1000_DEV_ID_82545GM_COPPER:
158 case E1000_DEV_ID_82545GM_FIBER:
159 case E1000_DEV_ID_82545GM_SERDES:
160 mac->type = e1000_82545_rev_3;
162 case E1000_DEV_ID_82546EB_COPPER:
163 case E1000_DEV_ID_82546EB_FIBER:
164 case E1000_DEV_ID_82546EB_QUAD_COPPER:
165 mac->type = e1000_82546;
167 case E1000_DEV_ID_82546GB_COPPER:
168 case E1000_DEV_ID_82546GB_FIBER:
169 case E1000_DEV_ID_82546GB_SERDES:
170 case E1000_DEV_ID_82546GB_PCIE:
171 case E1000_DEV_ID_82546GB_QUAD_COPPER:
172 case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3:
173 mac->type = e1000_82546_rev_3;
175 case E1000_DEV_ID_82541EI:
176 case E1000_DEV_ID_82541EI_MOBILE:
177 case E1000_DEV_ID_82541ER_LOM:
178 mac->type = e1000_82541;
180 case E1000_DEV_ID_82541ER:
181 case E1000_DEV_ID_82541GI:
182 case E1000_DEV_ID_82541GI_LF:
183 case E1000_DEV_ID_82541GI_MOBILE:
184 mac->type = e1000_82541_rev_2;
186 case E1000_DEV_ID_82547EI:
187 case E1000_DEV_ID_82547EI_MOBILE:
188 mac->type = e1000_82547;
190 case E1000_DEV_ID_82547GI:
191 mac->type = e1000_82547_rev_2;
193 case E1000_DEV_ID_82571EB_COPPER:
194 case E1000_DEV_ID_82571EB_FIBER:
195 case E1000_DEV_ID_82571EB_SERDES:
196 case E1000_DEV_ID_82571EB_SERDES_DUAL:
197 case E1000_DEV_ID_82571EB_SERDES_QUAD:
198 case E1000_DEV_ID_82571EB_QUAD_COPPER:
199 case E1000_DEV_ID_82571PT_QUAD_COPPER:
200 case E1000_DEV_ID_82571EB_QUAD_FIBER:
201 case E1000_DEV_ID_82571EB_QUAD_COPPER_LP:
202 mac->type = e1000_82571;
204 case E1000_DEV_ID_82572EI:
205 case E1000_DEV_ID_82572EI_COPPER:
206 case E1000_DEV_ID_82572EI_FIBER:
207 case E1000_DEV_ID_82572EI_SERDES:
208 mac->type = e1000_82572;
210 case E1000_DEV_ID_82573E:
211 case E1000_DEV_ID_82573E_IAMT:
212 case E1000_DEV_ID_82573L:
213 mac->type = e1000_82573;
215 case E1000_DEV_ID_82574L:
216 case E1000_DEV_ID_82574LA:
217 mac->type = e1000_82574;
219 case E1000_DEV_ID_82583V:
220 mac->type = e1000_82583;
222 case E1000_DEV_ID_80003ES2LAN_COPPER_DPT:
223 case E1000_DEV_ID_80003ES2LAN_SERDES_DPT:
224 case E1000_DEV_ID_80003ES2LAN_COPPER_SPT:
225 case E1000_DEV_ID_80003ES2LAN_SERDES_SPT:
226 mac->type = e1000_80003es2lan;
228 case E1000_DEV_ID_ICH8_IFE:
229 case E1000_DEV_ID_ICH8_IFE_GT:
230 case E1000_DEV_ID_ICH8_IFE_G:
231 case E1000_DEV_ID_ICH8_IGP_M:
232 case E1000_DEV_ID_ICH8_IGP_M_AMT:
233 case E1000_DEV_ID_ICH8_IGP_AMT:
234 case E1000_DEV_ID_ICH8_IGP_C:
235 case E1000_DEV_ID_ICH8_82567V_3:
236 mac->type = e1000_ich8lan;
238 case E1000_DEV_ID_ICH9_IFE:
239 case E1000_DEV_ID_ICH9_IFE_GT:
240 case E1000_DEV_ID_ICH9_IFE_G:
241 case E1000_DEV_ID_ICH9_IGP_M:
242 case E1000_DEV_ID_ICH9_IGP_M_AMT:
243 case E1000_DEV_ID_ICH9_IGP_M_V:
244 case E1000_DEV_ID_ICH9_IGP_AMT:
245 case E1000_DEV_ID_ICH9_BM:
246 case E1000_DEV_ID_ICH9_IGP_C:
247 case E1000_DEV_ID_ICH10_R_BM_LM:
248 case E1000_DEV_ID_ICH10_R_BM_LF:
249 case E1000_DEV_ID_ICH10_R_BM_V:
250 mac->type = e1000_ich9lan;
252 case E1000_DEV_ID_ICH10_D_BM_LM:
253 case E1000_DEV_ID_ICH10_D_BM_LF:
254 mac->type = e1000_ich10lan;
256 case E1000_DEV_ID_PCH_D_HV_DM:
257 case E1000_DEV_ID_PCH_D_HV_DC:
258 case E1000_DEV_ID_PCH_M_HV_LM:
259 case E1000_DEV_ID_PCH_M_HV_LC:
260 mac->type = e1000_pchlan;
262 case E1000_DEV_ID_82575EB_COPPER:
263 case E1000_DEV_ID_82575EB_FIBER_SERDES:
264 case E1000_DEV_ID_82575GB_QUAD_COPPER:
265 case E1000_DEV_ID_82575GB_QUAD_COPPER_PM:
266 mac->type = e1000_82575;
268 case E1000_DEV_ID_82576:
269 case E1000_DEV_ID_82576_FIBER:
270 case E1000_DEV_ID_82576_SERDES:
271 case E1000_DEV_ID_82576_QUAD_COPPER:
272 case E1000_DEV_ID_82576_NS:
273 case E1000_DEV_ID_82576_NS_SERDES:
274 case E1000_DEV_ID_82576_SERDES_QUAD:
275 mac->type = e1000_82576;
277 case E1000_DEV_ID_82580_COPPER:
278 case E1000_DEV_ID_82580_FIBER:
279 case E1000_DEV_ID_82580_SERDES:
280 case E1000_DEV_ID_82580_SGMII:
281 case E1000_DEV_ID_82580_COPPER_DUAL:
282 mac->type = e1000_82580;
285 /* Should never have loaded on this device */
286 ret_val = -E1000_ERR_MAC_INIT;
294 * e1000_setup_init_funcs - Initializes function pointers
295 * @hw: pointer to the HW structure
296 * @init_device: TRUE will initialize the rest of the function pointers
297 * getting the device ready for use. FALSE will only set
298 * MAC type and the function pointers for the other init
299 * functions. Passing FALSE will not generate any hardware
302 * This function must be called by a driver in order to use the rest
303 * of the 'shared' code files. Called by drivers only.
305 s32 e1000_setup_init_funcs(struct e1000_hw *hw, bool init_device)
309 /* Can't do much good without knowing the MAC type. */
310 ret_val = e1000_set_mac_type(hw);
312 DEBUGOUT("ERROR: MAC type could not be set properly.\n");
317 DEBUGOUT("ERROR: Registers not mapped\n");
318 ret_val = -E1000_ERR_CONFIG;
323 * Init function pointers to generic implementations. We do this first
324 * allowing a driver module to override it afterward.
326 e1000_init_mac_ops_generic(hw);
327 e1000_init_phy_ops_generic(hw);
328 e1000_init_nvm_ops_generic(hw);
331 * Set up the init function pointers. These are functions within the
332 * adapter family file that sets up function pointers for the rest of
333 * the functions in that family.
335 switch (hw->mac.type) {
337 e1000_init_function_pointers_82542(hw);
341 e1000_init_function_pointers_82543(hw);
345 case e1000_82545_rev_3:
347 case e1000_82546_rev_3:
348 e1000_init_function_pointers_82540(hw);
351 case e1000_82541_rev_2:
353 case e1000_82547_rev_2:
354 e1000_init_function_pointers_82541(hw);
361 e1000_init_function_pointers_82571(hw);
363 case e1000_80003es2lan:
364 e1000_init_function_pointers_80003es2lan(hw);
370 e1000_init_function_pointers_ich8lan(hw);
375 e1000_init_function_pointers_82575(hw);
378 DEBUGOUT("Hardware not supported\n");
379 ret_val = -E1000_ERR_CONFIG;
384 * Initialize the rest of the function pointers. These require some
385 * register reads/writes in some cases.
387 if (!(ret_val) && init_device) {
388 ret_val = e1000_init_mac_params(hw);
392 ret_val = e1000_init_nvm_params(hw);
396 ret_val = e1000_init_phy_params(hw);
406 * e1000_get_bus_info - Obtain bus information for adapter
407 * @hw: pointer to the HW structure
409 * This will obtain information about the HW bus for which the
410 * adapter is attached and stores it in the hw structure. This is a
411 * function pointer entry point called by drivers.
413 s32 e1000_get_bus_info(struct e1000_hw *hw)
415 if (hw->mac.ops.get_bus_info)
416 return hw->mac.ops.get_bus_info(hw);
418 return E1000_SUCCESS;
422 * e1000_clear_vfta - Clear VLAN filter table
423 * @hw: pointer to the HW structure
425 * This clears the VLAN filter table on the adapter. This is a function
426 * pointer entry point called by drivers.
428 void e1000_clear_vfta(struct e1000_hw *hw)
430 if (hw->mac.ops.clear_vfta)
431 hw->mac.ops.clear_vfta(hw);
435 * e1000_write_vfta - Write value to VLAN filter table
436 * @hw: pointer to the HW structure
437 * @offset: the 32-bit offset in which to write the value to.
438 * @value: the 32-bit value to write at location offset.
440 * This writes a 32-bit value to a 32-bit offset in the VLAN filter
441 * table. This is a function pointer entry point called by drivers.
443 void e1000_write_vfta(struct e1000_hw *hw, u32 offset, u32 value)
445 if (hw->mac.ops.write_vfta)
446 hw->mac.ops.write_vfta(hw, offset, value);
450 * e1000_update_mc_addr_list - Update Multicast addresses
451 * @hw: pointer to the HW structure
452 * @mc_addr_list: array of multicast addresses to program
453 * @mc_addr_count: number of multicast addresses to program
455 * Updates the Multicast Table Array.
456 * The caller must have a packed mc_addr_list of multicast addresses.
458 void e1000_update_mc_addr_list(struct e1000_hw *hw, u8 *mc_addr_list,
461 if (hw->mac.ops.update_mc_addr_list)
462 hw->mac.ops.update_mc_addr_list(hw, mc_addr_list,
467 * e1000_force_mac_fc - Force MAC flow control
468 * @hw: pointer to the HW structure
470 * Force the MAC's flow control settings. Currently no func pointer exists
471 * and all implementations are handled in the generic version of this
474 s32 e1000_force_mac_fc(struct e1000_hw *hw)
476 return e1000_force_mac_fc_generic(hw);
480 * e1000_check_for_link - Check/Store link connection
481 * @hw: pointer to the HW structure
483 * This checks the link condition of the adapter and stores the
484 * results in the hw->mac structure. This is a function pointer entry
485 * point called by drivers.
487 s32 e1000_check_for_link(struct e1000_hw *hw)
489 if (hw->mac.ops.check_for_link)
490 return hw->mac.ops.check_for_link(hw);
492 return -E1000_ERR_CONFIG;
496 * e1000_check_mng_mode - Check management mode
497 * @hw: pointer to the HW structure
499 * This checks if the adapter has manageability enabled.
500 * This is a function pointer entry point called by drivers.
502 bool e1000_check_mng_mode(struct e1000_hw *hw)
504 if (hw->mac.ops.check_mng_mode)
505 return hw->mac.ops.check_mng_mode(hw);
511 * e1000_mng_write_dhcp_info - Writes DHCP info to host interface
512 * @hw: pointer to the HW structure
513 * @buffer: pointer to the host interface
514 * @length: size of the buffer
516 * Writes the DHCP information to the host interface.
518 s32 e1000_mng_write_dhcp_info(struct e1000_hw *hw, u8 *buffer, u16 length)
520 return e1000_mng_write_dhcp_info_generic(hw, buffer, length);
524 * e1000_reset_hw - Reset hardware
525 * @hw: pointer to the HW structure
527 * This resets the hardware into a known state. This is a function pointer
528 * entry point called by drivers.
530 s32 e1000_reset_hw(struct e1000_hw *hw)
532 if (hw->mac.ops.reset_hw)
533 return hw->mac.ops.reset_hw(hw);
535 return -E1000_ERR_CONFIG;
539 * e1000_init_hw - Initialize hardware
540 * @hw: pointer to the HW structure
542 * This inits the hardware readying it for operation. This is a function
543 * pointer entry point called by drivers.
545 s32 e1000_init_hw(struct e1000_hw *hw)
547 if (hw->mac.ops.init_hw)
548 return hw->mac.ops.init_hw(hw);
550 return -E1000_ERR_CONFIG;
554 * e1000_setup_link - Configures link and flow control
555 * @hw: pointer to the HW structure
557 * This configures link and flow control settings for the adapter. This
558 * is a function pointer entry point called by drivers. While modules can
559 * also call this, they probably call their own version of this function.
561 s32 e1000_setup_link(struct e1000_hw *hw)
563 if (hw->mac.ops.setup_link)
564 return hw->mac.ops.setup_link(hw);
566 return -E1000_ERR_CONFIG;
570 * e1000_get_speed_and_duplex - Returns current speed and duplex
571 * @hw: pointer to the HW structure
572 * @speed: pointer to a 16-bit value to store the speed
573 * @duplex: pointer to a 16-bit value to store the duplex.
575 * This returns the speed and duplex of the adapter in the two 'out'
576 * variables passed in. This is a function pointer entry point called
579 s32 e1000_get_speed_and_duplex(struct e1000_hw *hw, u16 *speed, u16 *duplex)
581 if (hw->mac.ops.get_link_up_info)
582 return hw->mac.ops.get_link_up_info(hw, speed, duplex);
584 return -E1000_ERR_CONFIG;
588 * e1000_setup_led - Configures SW controllable LED
589 * @hw: pointer to the HW structure
591 * This prepares the SW controllable LED for use and saves the current state
592 * of the LED so it can be later restored. This is a function pointer entry
593 * point called by drivers.
595 s32 e1000_setup_led(struct e1000_hw *hw)
597 if (hw->mac.ops.setup_led)
598 return hw->mac.ops.setup_led(hw);
600 return E1000_SUCCESS;
604 * e1000_cleanup_led - Restores SW controllable LED
605 * @hw: pointer to the HW structure
607 * This restores the SW controllable LED to the value saved off by
608 * e1000_setup_led. This is a function pointer entry point called by drivers.
610 s32 e1000_cleanup_led(struct e1000_hw *hw)
612 if (hw->mac.ops.cleanup_led)
613 return hw->mac.ops.cleanup_led(hw);
615 return E1000_SUCCESS;
619 * e1000_blink_led - Blink SW controllable LED
620 * @hw: pointer to the HW structure
622 * This starts the adapter LED blinking. Request the LED to be setup first
623 * and cleaned up after. This is a function pointer entry point called by
626 s32 e1000_blink_led(struct e1000_hw *hw)
628 if (hw->mac.ops.blink_led)
629 return hw->mac.ops.blink_led(hw);
631 return E1000_SUCCESS;
635 * e1000_id_led_init - store LED configurations in SW
636 * @hw: pointer to the HW structure
638 * Initializes the LED config in SW. This is a function pointer entry point
641 s32 e1000_id_led_init(struct e1000_hw *hw)
643 if (hw->mac.ops.id_led_init)
644 return hw->mac.ops.id_led_init(hw);
646 return E1000_SUCCESS;
650 * e1000_led_on - Turn on SW controllable LED
651 * @hw: pointer to the HW structure
653 * Turns the SW defined LED on. This is a function pointer entry point
656 s32 e1000_led_on(struct e1000_hw *hw)
658 if (hw->mac.ops.led_on)
659 return hw->mac.ops.led_on(hw);
661 return E1000_SUCCESS;
665 * e1000_led_off - Turn off SW controllable LED
666 * @hw: pointer to the HW structure
668 * Turns the SW defined LED off. This is a function pointer entry point
671 s32 e1000_led_off(struct e1000_hw *hw)
673 if (hw->mac.ops.led_off)
674 return hw->mac.ops.led_off(hw);
676 return E1000_SUCCESS;
680 * e1000_reset_adaptive - Reset adaptive IFS
681 * @hw: pointer to the HW structure
683 * Resets the adaptive IFS. Currently no func pointer exists and all
684 * implementations are handled in the generic version of this function.
686 void e1000_reset_adaptive(struct e1000_hw *hw)
688 e1000_reset_adaptive_generic(hw);
692 * e1000_update_adaptive - Update adaptive IFS
693 * @hw: pointer to the HW structure
695 * Updates adapter IFS. Currently no func pointer exists and all
696 * implementations are handled in the generic version of this function.
698 void e1000_update_adaptive(struct e1000_hw *hw)
700 e1000_update_adaptive_generic(hw);
704 * e1000_disable_pcie_master - Disable PCI-Express master access
705 * @hw: pointer to the HW structure
707 * Disables PCI-Express master access and verifies there are no pending
708 * requests. Currently no func pointer exists and all implementations are
709 * handled in the generic version of this function.
711 s32 e1000_disable_pcie_master(struct e1000_hw *hw)
713 return e1000_disable_pcie_master_generic(hw);
717 * e1000_config_collision_dist - Configure collision distance
718 * @hw: pointer to the HW structure
720 * Configures the collision distance to the default value and is used
723 void e1000_config_collision_dist(struct e1000_hw *hw)
725 if (hw->mac.ops.config_collision_dist)
726 hw->mac.ops.config_collision_dist(hw);
730 * e1000_rar_set - Sets a receive address register
731 * @hw: pointer to the HW structure
732 * @addr: address to set the RAR to
733 * @index: the RAR to set
735 * Sets a Receive Address Register (RAR) to the specified address.
737 void e1000_rar_set(struct e1000_hw *hw, u8 *addr, u32 index)
739 if (hw->mac.ops.rar_set)
740 hw->mac.ops.rar_set(hw, addr, index);
744 * e1000_validate_mdi_setting - Ensures valid MDI/MDIX SW state
745 * @hw: pointer to the HW structure
747 * Ensures that the MDI/MDIX SW state is valid.
749 s32 e1000_validate_mdi_setting(struct e1000_hw *hw)
751 if (hw->mac.ops.validate_mdi_setting)
752 return hw->mac.ops.validate_mdi_setting(hw);
754 return E1000_SUCCESS;
758 * e1000_hash_mc_addr - Determines address location in multicast table
759 * @hw: pointer to the HW structure
760 * @mc_addr: Multicast address to hash.
762 * This hashes an address to determine its location in the multicast
763 * table. Currently no func pointer exists and all implementations
764 * are handled in the generic version of this function.
766 u32 e1000_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr)
768 return e1000_hash_mc_addr_generic(hw, mc_addr);
772 * e1000_enable_tx_pkt_filtering - Enable packet filtering on TX
773 * @hw: pointer to the HW structure
775 * Enables packet filtering on transmit packets if manageability is enabled
776 * and host interface is enabled.
777 * Currently no func pointer exists and all implementations are handled in the
778 * generic version of this function.
780 bool e1000_enable_tx_pkt_filtering(struct e1000_hw *hw)
782 return e1000_enable_tx_pkt_filtering_generic(hw);
786 * e1000_mng_host_if_write - Writes to the manageability host interface
787 * @hw: pointer to the HW structure
788 * @buffer: pointer to the host interface buffer
789 * @length: size of the buffer
790 * @offset: location in the buffer to write to
791 * @sum: sum of the data (not checksum)
793 * This function writes the buffer content at the offset given on the host if.
794 * It also does alignment considerations to do the writes in most efficient
795 * way. Also fills up the sum of the buffer in *buffer parameter.
797 s32 e1000_mng_host_if_write(struct e1000_hw * hw, u8 *buffer, u16 length,
800 if (hw->mac.ops.mng_host_if_write)
801 return hw->mac.ops.mng_host_if_write(hw, buffer, length,
804 return E1000_NOT_IMPLEMENTED;
808 * e1000_mng_write_cmd_header - Writes manageability command header
809 * @hw: pointer to the HW structure
810 * @hdr: pointer to the host interface command header
812 * Writes the command header after does the checksum calculation.
814 s32 e1000_mng_write_cmd_header(struct e1000_hw *hw,
815 struct e1000_host_mng_command_header *hdr)
817 if (hw->mac.ops.mng_write_cmd_header)
818 return hw->mac.ops.mng_write_cmd_header(hw, hdr);
820 return E1000_NOT_IMPLEMENTED;
824 * e1000_mng_enable_host_if - Checks host interface is enabled
825 * @hw: pointer to the HW structure
827 * Returns E1000_success upon success, else E1000_ERR_HOST_INTERFACE_COMMAND
829 * This function checks whether the HOST IF is enabled for command operation
830 * and also checks whether the previous command is completed. It busy waits
831 * in case of previous command is not completed.
833 s32 e1000_mng_enable_host_if(struct e1000_hw * hw)
835 if (hw->mac.ops.mng_enable_host_if)
836 return hw->mac.ops.mng_enable_host_if(hw);
838 return E1000_NOT_IMPLEMENTED;
842 * e1000_wait_autoneg - Waits for autonegotiation completion
843 * @hw: pointer to the HW structure
845 * Waits for autoneg to complete. Currently no func pointer exists and all
846 * implementations are handled in the generic version of this function.
848 s32 e1000_wait_autoneg(struct e1000_hw *hw)
850 if (hw->mac.ops.wait_autoneg)
851 return hw->mac.ops.wait_autoneg(hw);
853 return E1000_SUCCESS;
857 * e1000_check_reset_block - Verifies PHY can be reset
858 * @hw: pointer to the HW structure
860 * Checks if the PHY is in a state that can be reset or if manageability
861 * has it tied up. This is a function pointer entry point called by drivers.
863 s32 e1000_check_reset_block(struct e1000_hw *hw)
865 if (hw->phy.ops.check_reset_block)
866 return hw->phy.ops.check_reset_block(hw);
868 return E1000_SUCCESS;
872 * e1000_read_phy_reg - Reads PHY register
873 * @hw: pointer to the HW structure
874 * @offset: the register to read
875 * @data: the buffer to store the 16-bit read.
877 * Reads the PHY register and returns the value in data.
878 * This is a function pointer entry point called by drivers.
880 s32 e1000_read_phy_reg(struct e1000_hw *hw, u32 offset, u16 *data)
882 if (hw->phy.ops.read_reg)
883 return hw->phy.ops.read_reg(hw, offset, data);
885 return E1000_SUCCESS;
889 * e1000_write_phy_reg - Writes PHY register
890 * @hw: pointer to the HW structure
891 * @offset: the register to write
892 * @data: the value to write.
894 * Writes the PHY register at offset with the value in data.
895 * This is a function pointer entry point called by drivers.
897 s32 e1000_write_phy_reg(struct e1000_hw *hw, u32 offset, u16 data)
899 if (hw->phy.ops.write_reg)
900 return hw->phy.ops.write_reg(hw, offset, data);
902 return E1000_SUCCESS;
906 * e1000_release_phy - Generic release PHY
907 * @hw: pointer to the HW structure
909 * Return if silicon family does not require a semaphore when accessing the
912 void e1000_release_phy(struct e1000_hw *hw)
914 if (hw->phy.ops.release)
915 hw->phy.ops.release(hw);
919 * e1000_acquire_phy - Generic acquire PHY
920 * @hw: pointer to the HW structure
922 * Return success if silicon family does not require a semaphore when
925 s32 e1000_acquire_phy(struct e1000_hw *hw)
927 if (hw->phy.ops.acquire)
928 return hw->phy.ops.acquire(hw);
930 return E1000_SUCCESS;
934 * e1000_cfg_on_link_up - Configure PHY upon link up
935 * @hw: pointer to the HW structure
937 s32 e1000_cfg_on_link_up(struct e1000_hw *hw)
939 if (hw->phy.ops.cfg_on_link_up)
940 return hw->phy.ops.cfg_on_link_up(hw);
942 return E1000_SUCCESS;
946 * e1000_read_kmrn_reg - Reads register using Kumeran interface
947 * @hw: pointer to the HW structure
948 * @offset: the register to read
949 * @data: the location to store the 16-bit value read.
951 * Reads a register out of the Kumeran interface. Currently no func pointer
952 * exists and all implementations are handled in the generic version of
955 s32 e1000_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data)
957 return e1000_read_kmrn_reg_generic(hw, offset, data);
961 * e1000_write_kmrn_reg - Writes register using Kumeran interface
962 * @hw: pointer to the HW structure
963 * @offset: the register to write
964 * @data: the value to write.
966 * Writes a register to the Kumeran interface. Currently no func pointer
967 * exists and all implementations are handled in the generic version of
970 s32 e1000_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data)
972 return e1000_write_kmrn_reg_generic(hw, offset, data);
976 * e1000_get_cable_length - Retrieves cable length estimation
977 * @hw: pointer to the HW structure
979 * This function estimates the cable length and stores them in
980 * hw->phy.min_length and hw->phy.max_length. This is a function pointer
981 * entry point called by drivers.
983 s32 e1000_get_cable_length(struct e1000_hw *hw)
985 if (hw->phy.ops.get_cable_length)
986 return hw->phy.ops.get_cable_length(hw);
988 return E1000_SUCCESS;
992 * e1000_get_phy_info - Retrieves PHY information from registers
993 * @hw: pointer to the HW structure
995 * This function gets some information from various PHY registers and
996 * populates hw->phy values with it. This is a function pointer entry
997 * point called by drivers.
999 s32 e1000_get_phy_info(struct e1000_hw *hw)
1001 if (hw->phy.ops.get_info)
1002 return hw->phy.ops.get_info(hw);
1004 return E1000_SUCCESS;
1008 * e1000_phy_hw_reset - Hard PHY reset
1009 * @hw: pointer to the HW structure
1011 * Performs a hard PHY reset. This is a function pointer entry point called
1014 s32 e1000_phy_hw_reset(struct e1000_hw *hw)
1016 if (hw->phy.ops.reset)
1017 return hw->phy.ops.reset(hw);
1019 return E1000_SUCCESS;
1023 * e1000_phy_commit - Soft PHY reset
1024 * @hw: pointer to the HW structure
1026 * Performs a soft PHY reset on those that apply. This is a function pointer
1027 * entry point called by drivers.
1029 s32 e1000_phy_commit(struct e1000_hw *hw)
1031 if (hw->phy.ops.commit)
1032 return hw->phy.ops.commit(hw);
1034 return E1000_SUCCESS;
1038 * e1000_set_d0_lplu_state - Sets low power link up state for D0
1039 * @hw: pointer to the HW structure
1040 * @active: boolean used to enable/disable lplu
1042 * Success returns 0, Failure returns 1
1044 * The low power link up (lplu) state is set to the power management level D0
1045 * and SmartSpeed is disabled when active is TRUE, else clear lplu for D0
1046 * and enable Smartspeed. LPLU and Smartspeed are mutually exclusive. LPLU
1047 * is used during Dx states where the power conservation is most important.
1048 * During driver activity, SmartSpeed should be enabled so performance is
1049 * maintained. This is a function pointer entry point called by drivers.
1051 s32 e1000_set_d0_lplu_state(struct e1000_hw *hw, bool active)
1053 if (hw->phy.ops.set_d0_lplu_state)
1054 return hw->phy.ops.set_d0_lplu_state(hw, active);
1056 return E1000_SUCCESS;
1060 * e1000_set_d3_lplu_state - Sets low power link up state for D3
1061 * @hw: pointer to the HW structure
1062 * @active: boolean used to enable/disable lplu
1064 * Success returns 0, Failure returns 1
1066 * The low power link up (lplu) state is set to the power management level D3
1067 * and SmartSpeed is disabled when active is TRUE, else clear lplu for D3
1068 * and enable Smartspeed. LPLU and Smartspeed are mutually exclusive. LPLU
1069 * is used during Dx states where the power conservation is most important.
1070 * During driver activity, SmartSpeed should be enabled so performance is
1071 * maintained. This is a function pointer entry point called by drivers.
1073 s32 e1000_set_d3_lplu_state(struct e1000_hw *hw, bool active)
1075 if (hw->phy.ops.set_d3_lplu_state)
1076 return hw->phy.ops.set_d3_lplu_state(hw, active);
1078 return E1000_SUCCESS;
1082 * e1000_read_mac_addr - Reads MAC address
1083 * @hw: pointer to the HW structure
1085 * Reads the MAC address out of the adapter and stores it in the HW structure.
1086 * Currently no func pointer exists and all implementations are handled in the
1087 * generic version of this function.
1089 s32 e1000_read_mac_addr(struct e1000_hw *hw)
1091 if (hw->mac.ops.read_mac_addr)
1092 return hw->mac.ops.read_mac_addr(hw);
1094 return e1000_read_mac_addr_generic(hw);
1098 * e1000_read_pba_num - Read device part number
1099 * @hw: pointer to the HW structure
1100 * @pba_num: pointer to device part number
1102 * Reads the product board assembly (PBA) number from the EEPROM and stores
1103 * the value in pba_num.
1104 * Currently no func pointer exists and all implementations are handled in the
1105 * generic version of this function.
1107 s32 e1000_read_pba_num(struct e1000_hw *hw, u32 *pba_num)
1109 return e1000_read_pba_num_generic(hw, pba_num);
1113 * e1000_validate_nvm_checksum - Verifies NVM (EEPROM) checksum
1114 * @hw: pointer to the HW structure
1116 * Validates the NVM checksum is correct. This is a function pointer entry
1117 * point called by drivers.
1119 s32 e1000_validate_nvm_checksum(struct e1000_hw *hw)
1121 if (hw->nvm.ops.validate)
1122 return hw->nvm.ops.validate(hw);
1124 return -E1000_ERR_CONFIG;
1128 * e1000_update_nvm_checksum - Updates NVM (EEPROM) checksum
1129 * @hw: pointer to the HW structure
1131 * Updates the NVM checksum. Currently no func pointer exists and all
1132 * implementations are handled in the generic version of this function.
1134 s32 e1000_update_nvm_checksum(struct e1000_hw *hw)
1136 if (hw->nvm.ops.update)
1137 return hw->nvm.ops.update(hw);
1139 return -E1000_ERR_CONFIG;
1143 * e1000_reload_nvm - Reloads EEPROM
1144 * @hw: pointer to the HW structure
1146 * Reloads the EEPROM by setting the "Reinitialize from EEPROM" bit in the
1147 * extended control register.
1149 void e1000_reload_nvm(struct e1000_hw *hw)
1151 if (hw->nvm.ops.reload)
1152 hw->nvm.ops.reload(hw);
1156 * e1000_read_nvm - Reads NVM (EEPROM)
1157 * @hw: pointer to the HW structure
1158 * @offset: the word offset to read
1159 * @words: number of 16-bit words to read
1160 * @data: pointer to the properly sized buffer for the data.
1162 * Reads 16-bit chunks of data from the NVM (EEPROM). This is a function
1163 * pointer entry point called by drivers.
1165 s32 e1000_read_nvm(struct e1000_hw *hw, u16 offset, u16 words, u16 *data)
1167 if (hw->nvm.ops.read)
1168 return hw->nvm.ops.read(hw, offset, words, data);
1170 return -E1000_ERR_CONFIG;
1174 * e1000_write_nvm - Writes to NVM (EEPROM)
1175 * @hw: pointer to the HW structure
1176 * @offset: the word offset to read
1177 * @words: number of 16-bit words to write
1178 * @data: pointer to the properly sized buffer for the data.
1180 * Writes 16-bit chunks of data to the NVM (EEPROM). This is a function
1181 * pointer entry point called by drivers.
1183 s32 e1000_write_nvm(struct e1000_hw *hw, u16 offset, u16 words, u16 *data)
1185 if (hw->nvm.ops.write)
1186 return hw->nvm.ops.write(hw, offset, words, data);
1188 return E1000_SUCCESS;
1192 * e1000_write_8bit_ctrl_reg - Writes 8bit Control register
1193 * @hw: pointer to the HW structure
1194 * @reg: 32bit register offset
1195 * @offset: the register to write
1196 * @data: the value to write.
1198 * Writes the PHY register at offset with the value in data.
1199 * This is a function pointer entry point called by drivers.
1201 s32 e1000_write_8bit_ctrl_reg(struct e1000_hw *hw, u32 reg, u32 offset,
1204 return e1000_write_8bit_ctrl_reg_generic(hw, reg, offset, data);
1208 * e1000_power_up_phy - Restores link in case of PHY power down
1209 * @hw: pointer to the HW structure
1211 * The phy may be powered down to save power, to turn off link when the
1212 * driver is unloaded, or wake on lan is not enabled (among others).
1214 void e1000_power_up_phy(struct e1000_hw *hw)
1216 if (hw->phy.ops.power_up)
1217 hw->phy.ops.power_up(hw);
1219 e1000_setup_link(hw);
1223 * e1000_power_down_phy - Power down PHY
1224 * @hw: pointer to the HW structure
1226 * The phy may be powered down to save power, to turn off link when the
1227 * driver is unloaded, or wake on lan is not enabled (among others).
1229 void e1000_power_down_phy(struct e1000_hw *hw)
1231 if (hw->phy.ops.power_down)
1232 hw->phy.ops.power_down(hw);
1236 * e1000_power_up_fiber_serdes_link - Power up serdes link
1237 * @hw: pointer to the HW structure
1239 * Power on the optics and PCS.
1241 void e1000_power_up_fiber_serdes_link(struct e1000_hw *hw)
1243 if (hw->mac.ops.power_up_serdes)
1244 hw->mac.ops.power_up_serdes(hw);
1248 * e1000_shutdown_fiber_serdes_link - Remove link during power down
1249 * @hw: pointer to the HW structure
1251 * Shutdown the optics and PCS on driver unload.
1253 void e1000_shutdown_fiber_serdes_link(struct e1000_hw *hw)
1255 if (hw->mac.ops.shutdown_serdes)
1256 hw->mac.ops.shutdown_serdes(hw);