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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;
116 * e1000_init_mbx_params - Initialize mailbox function pointers
117 * @hw: pointer to the HW structure
119 * This function initializes the function pointers for the PHY
120 * set of functions. Called by drivers or by e1000_setup_init_funcs.
122 s32 e1000_init_mbx_params(struct e1000_hw *hw)
124 s32 ret_val = E1000_SUCCESS;
126 if (hw->mbx.ops.init_params) {
127 ret_val = hw->mbx.ops.init_params(hw);
129 DEBUGOUT("Mailbox Initialization Error\n");
133 DEBUGOUT("mbx.init_mbx_params was NULL\n");
134 ret_val = -E1000_ERR_CONFIG;
142 * e1000_set_mac_type - Sets MAC type
143 * @hw: pointer to the HW structure
145 * This function sets the mac type of the adapter based on the
146 * device ID stored in the hw structure.
147 * MUST BE FIRST FUNCTION CALLED (explicitly or through
148 * e1000_setup_init_funcs()).
150 s32 e1000_set_mac_type(struct e1000_hw *hw)
152 struct e1000_mac_info *mac = &hw->mac;
153 s32 ret_val = E1000_SUCCESS;
155 DEBUGFUNC("e1000_set_mac_type");
157 switch (hw->device_id) {
158 case E1000_DEV_ID_82542:
159 mac->type = e1000_82542;
161 case E1000_DEV_ID_82543GC_FIBER:
162 case E1000_DEV_ID_82543GC_COPPER:
163 mac->type = e1000_82543;
165 case E1000_DEV_ID_82544EI_COPPER:
166 case E1000_DEV_ID_82544EI_FIBER:
167 case E1000_DEV_ID_82544GC_COPPER:
168 case E1000_DEV_ID_82544GC_LOM:
169 mac->type = e1000_82544;
171 case E1000_DEV_ID_82540EM:
172 case E1000_DEV_ID_82540EM_LOM:
173 case E1000_DEV_ID_82540EP:
174 case E1000_DEV_ID_82540EP_LOM:
175 case E1000_DEV_ID_82540EP_LP:
176 mac->type = e1000_82540;
178 case E1000_DEV_ID_82545EM_COPPER:
179 case E1000_DEV_ID_82545EM_FIBER:
180 mac->type = e1000_82545;
182 case E1000_DEV_ID_82545GM_COPPER:
183 case E1000_DEV_ID_82545GM_FIBER:
184 case E1000_DEV_ID_82545GM_SERDES:
185 mac->type = e1000_82545_rev_3;
187 case E1000_DEV_ID_82546EB_COPPER:
188 case E1000_DEV_ID_82546EB_FIBER:
189 case E1000_DEV_ID_82546EB_QUAD_COPPER:
190 mac->type = e1000_82546;
192 case E1000_DEV_ID_82546GB_COPPER:
193 case E1000_DEV_ID_82546GB_FIBER:
194 case E1000_DEV_ID_82546GB_SERDES:
195 case E1000_DEV_ID_82546GB_PCIE:
196 case E1000_DEV_ID_82546GB_QUAD_COPPER:
197 case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3:
198 mac->type = e1000_82546_rev_3;
200 case E1000_DEV_ID_82541EI:
201 case E1000_DEV_ID_82541EI_MOBILE:
202 case E1000_DEV_ID_82541ER_LOM:
203 mac->type = e1000_82541;
205 case E1000_DEV_ID_82541ER:
206 case E1000_DEV_ID_82541GI:
207 case E1000_DEV_ID_82541GI_LF:
208 case E1000_DEV_ID_82541GI_MOBILE:
209 mac->type = e1000_82541_rev_2;
211 case E1000_DEV_ID_82547EI:
212 case E1000_DEV_ID_82547EI_MOBILE:
213 mac->type = e1000_82547;
215 case E1000_DEV_ID_82547GI:
216 mac->type = e1000_82547_rev_2;
218 case E1000_DEV_ID_82571EB_COPPER:
219 case E1000_DEV_ID_82571EB_FIBER:
220 case E1000_DEV_ID_82571EB_SERDES:
221 case E1000_DEV_ID_82571EB_SERDES_DUAL:
222 case E1000_DEV_ID_82571EB_SERDES_QUAD:
223 case E1000_DEV_ID_82571EB_QUAD_COPPER:
224 case E1000_DEV_ID_82571PT_QUAD_COPPER:
225 case E1000_DEV_ID_82571EB_QUAD_FIBER:
226 case E1000_DEV_ID_82571EB_QUAD_COPPER_LP:
227 mac->type = e1000_82571;
229 case E1000_DEV_ID_82572EI:
230 case E1000_DEV_ID_82572EI_COPPER:
231 case E1000_DEV_ID_82572EI_FIBER:
232 case E1000_DEV_ID_82572EI_SERDES:
233 mac->type = e1000_82572;
235 case E1000_DEV_ID_82573E:
236 case E1000_DEV_ID_82573E_IAMT:
237 case E1000_DEV_ID_82573L:
238 mac->type = e1000_82573;
240 case E1000_DEV_ID_82574L:
241 case E1000_DEV_ID_82574LA:
242 mac->type = e1000_82574;
244 case E1000_DEV_ID_82583V:
245 mac->type = e1000_82583;
247 case E1000_DEV_ID_80003ES2LAN_COPPER_DPT:
248 case E1000_DEV_ID_80003ES2LAN_SERDES_DPT:
249 case E1000_DEV_ID_80003ES2LAN_COPPER_SPT:
250 case E1000_DEV_ID_80003ES2LAN_SERDES_SPT:
251 mac->type = e1000_80003es2lan;
253 case E1000_DEV_ID_ICH8_IFE:
254 case E1000_DEV_ID_ICH8_IFE_GT:
255 case E1000_DEV_ID_ICH8_IFE_G:
256 case E1000_DEV_ID_ICH8_IGP_M:
257 case E1000_DEV_ID_ICH8_IGP_M_AMT:
258 case E1000_DEV_ID_ICH8_IGP_AMT:
259 case E1000_DEV_ID_ICH8_IGP_C:
260 case E1000_DEV_ID_ICH8_82567V_3:
261 mac->type = e1000_ich8lan;
263 case E1000_DEV_ID_ICH9_IFE:
264 case E1000_DEV_ID_ICH9_IFE_GT:
265 case E1000_DEV_ID_ICH9_IFE_G:
266 case E1000_DEV_ID_ICH9_IGP_M:
267 case E1000_DEV_ID_ICH9_IGP_M_AMT:
268 case E1000_DEV_ID_ICH9_IGP_M_V:
269 case E1000_DEV_ID_ICH9_IGP_AMT:
270 case E1000_DEV_ID_ICH9_BM:
271 case E1000_DEV_ID_ICH9_IGP_C:
272 case E1000_DEV_ID_ICH10_R_BM_LM:
273 case E1000_DEV_ID_ICH10_R_BM_LF:
274 case E1000_DEV_ID_ICH10_R_BM_V:
275 mac->type = e1000_ich9lan;
277 case E1000_DEV_ID_ICH10_D_BM_LM:
278 case E1000_DEV_ID_ICH10_D_BM_LF:
279 case E1000_DEV_ID_ICH10_D_BM_V:
280 mac->type = e1000_ich10lan;
282 case E1000_DEV_ID_PCH_D_HV_DM:
283 case E1000_DEV_ID_PCH_D_HV_DC:
284 case E1000_DEV_ID_PCH_M_HV_LM:
285 case E1000_DEV_ID_PCH_M_HV_LC:
286 mac->type = e1000_pchlan;
288 case E1000_DEV_ID_PCH2_LV_LM:
289 case E1000_DEV_ID_PCH2_LV_V:
290 mac->type = e1000_pch2lan;
292 case E1000_DEV_ID_82575EB_COPPER:
293 case E1000_DEV_ID_82575EB_FIBER_SERDES:
294 case E1000_DEV_ID_82575GB_QUAD_COPPER:
295 mac->type = e1000_82575;
297 case E1000_DEV_ID_82576:
298 case E1000_DEV_ID_82576_FIBER:
299 case E1000_DEV_ID_82576_SERDES:
300 case E1000_DEV_ID_82576_QUAD_COPPER:
301 case E1000_DEV_ID_82576_QUAD_COPPER_ET2:
302 case E1000_DEV_ID_82576_NS:
303 case E1000_DEV_ID_82576_NS_SERDES:
304 case E1000_DEV_ID_82576_SERDES_QUAD:
305 mac->type = e1000_82576;
307 case E1000_DEV_ID_82580_COPPER:
308 case E1000_DEV_ID_82580_FIBER:
309 case E1000_DEV_ID_82580_SERDES:
310 case E1000_DEV_ID_82580_SGMII:
311 case E1000_DEV_ID_82580_COPPER_DUAL:
312 case E1000_DEV_ID_82580_QUAD_FIBER:
313 case E1000_DEV_ID_DH89XXCC_SGMII:
314 case E1000_DEV_ID_DH89XXCC_SERDES:
315 case E1000_DEV_ID_DH89XXCC_BACKPLANE:
316 case E1000_DEV_ID_DH89XXCC_SFP:
317 mac->type = e1000_82580;
319 case E1000_DEV_ID_I350_COPPER:
320 case E1000_DEV_ID_I350_FIBER:
321 case E1000_DEV_ID_I350_SERDES:
322 case E1000_DEV_ID_I350_SGMII:
323 case E1000_DEV_ID_I350_DA4:
324 mac->type = e1000_i350;
326 case E1000_DEV_ID_I210_COPPER:
327 case E1000_DEV_ID_I210_COPPER_OEM1:
328 case E1000_DEV_ID_I210_COPPER_IT:
329 case E1000_DEV_ID_I210_FIBER:
330 case E1000_DEV_ID_I210_SERDES:
331 case E1000_DEV_ID_I210_SGMII:
332 mac->type = e1000_i210;
334 case E1000_DEV_ID_I211_COPPER:
335 mac->type = e1000_i211;
337 case E1000_DEV_ID_82576_VF:
338 mac->type = e1000_vfadapt;
340 case E1000_DEV_ID_I350_VF:
341 mac->type = e1000_vfadapt_i350;
344 /* Should never have loaded on this device */
345 ret_val = -E1000_ERR_MAC_INIT;
353 * e1000_setup_init_funcs - Initializes function pointers
354 * @hw: pointer to the HW structure
355 * @init_device: TRUE will initialize the rest of the function pointers
356 * getting the device ready for use. FALSE will only set
357 * MAC type and the function pointers for the other init
358 * functions. Passing FALSE will not generate any hardware
361 * This function must be called by a driver in order to use the rest
362 * of the 'shared' code files. Called by drivers only.
364 s32 e1000_setup_init_funcs(struct e1000_hw *hw, bool init_device)
368 /* Can't do much good without knowing the MAC type. */
369 ret_val = e1000_set_mac_type(hw);
371 DEBUGOUT("ERROR: MAC type could not be set properly.\n");
376 DEBUGOUT("ERROR: Registers not mapped\n");
377 ret_val = -E1000_ERR_CONFIG;
382 * Init function pointers to generic implementations. We do this first
383 * allowing a driver module to override it afterward.
385 e1000_init_mac_ops_generic(hw);
386 e1000_init_phy_ops_generic(hw);
387 e1000_init_nvm_ops_generic(hw);
388 e1000_init_mbx_ops_generic(hw);
391 * Set up the init function pointers. These are functions within the
392 * adapter family file that sets up function pointers for the rest of
393 * the functions in that family.
395 switch (hw->mac.type) {
397 e1000_init_function_pointers_82542(hw);
401 e1000_init_function_pointers_82543(hw);
405 case e1000_82545_rev_3:
407 case e1000_82546_rev_3:
408 e1000_init_function_pointers_82540(hw);
411 case e1000_82541_rev_2:
413 case e1000_82547_rev_2:
414 e1000_init_function_pointers_82541(hw);
421 e1000_init_function_pointers_82571(hw);
423 case e1000_80003es2lan:
424 e1000_init_function_pointers_80003es2lan(hw);
431 e1000_init_function_pointers_ich8lan(hw);
437 e1000_init_function_pointers_82575(hw);
441 e1000_init_function_pointers_i210(hw);
444 e1000_init_function_pointers_vf(hw);
446 case e1000_vfadapt_i350:
447 e1000_init_function_pointers_vf(hw);
450 DEBUGOUT("Hardware not supported\n");
451 ret_val = -E1000_ERR_CONFIG;
456 * Initialize the rest of the function pointers. These require some
457 * register reads/writes in some cases.
459 if (!(ret_val) && init_device) {
460 ret_val = e1000_init_mac_params(hw);
464 ret_val = e1000_init_nvm_params(hw);
468 ret_val = e1000_init_phy_params(hw);
472 ret_val = e1000_init_mbx_params(hw);
482 * e1000_get_bus_info - Obtain bus information for adapter
483 * @hw: pointer to the HW structure
485 * This will obtain information about the HW bus for which the
486 * adapter is attached and stores it in the hw structure. This is a
487 * function pointer entry point called by drivers.
489 s32 e1000_get_bus_info(struct e1000_hw *hw)
491 if (hw->mac.ops.get_bus_info)
492 return hw->mac.ops.get_bus_info(hw);
494 return E1000_SUCCESS;
498 * e1000_clear_vfta - Clear VLAN filter table
499 * @hw: pointer to the HW structure
501 * This clears the VLAN filter table on the adapter. This is a function
502 * pointer entry point called by drivers.
504 void e1000_clear_vfta(struct e1000_hw *hw)
506 if (hw->mac.ops.clear_vfta)
507 hw->mac.ops.clear_vfta(hw);
511 * e1000_write_vfta - Write value to VLAN filter table
512 * @hw: pointer to the HW structure
513 * @offset: the 32-bit offset in which to write the value to.
514 * @value: the 32-bit value to write at location offset.
516 * This writes a 32-bit value to a 32-bit offset in the VLAN filter
517 * table. This is a function pointer entry point called by drivers.
519 void e1000_write_vfta(struct e1000_hw *hw, u32 offset, u32 value)
521 if (hw->mac.ops.write_vfta)
522 hw->mac.ops.write_vfta(hw, offset, value);
526 * e1000_update_mc_addr_list - Update Multicast addresses
527 * @hw: pointer to the HW structure
528 * @mc_addr_list: array of multicast addresses to program
529 * @mc_addr_count: number of multicast addresses to program
531 * Updates the Multicast Table Array.
532 * The caller must have a packed mc_addr_list of multicast addresses.
534 void e1000_update_mc_addr_list(struct e1000_hw *hw, u8 *mc_addr_list,
537 if (hw->mac.ops.update_mc_addr_list)
538 hw->mac.ops.update_mc_addr_list(hw, mc_addr_list,
543 * e1000_force_mac_fc - Force MAC flow control
544 * @hw: pointer to the HW structure
546 * Force the MAC's flow control settings. Currently no func pointer exists
547 * and all implementations are handled in the generic version of this
550 s32 e1000_force_mac_fc(struct e1000_hw *hw)
552 return e1000_force_mac_fc_generic(hw);
556 * e1000_check_for_link - Check/Store link connection
557 * @hw: pointer to the HW structure
559 * This checks the link condition of the adapter and stores the
560 * results in the hw->mac structure. This is a function pointer entry
561 * point called by drivers.
563 s32 e1000_check_for_link(struct e1000_hw *hw)
565 if (hw->mac.ops.check_for_link)
566 return hw->mac.ops.check_for_link(hw);
568 return -E1000_ERR_CONFIG;
572 * e1000_check_mng_mode - Check management mode
573 * @hw: pointer to the HW structure
575 * This checks if the adapter has manageability enabled.
576 * This is a function pointer entry point called by drivers.
578 bool e1000_check_mng_mode(struct e1000_hw *hw)
580 if (hw->mac.ops.check_mng_mode)
581 return hw->mac.ops.check_mng_mode(hw);
587 * e1000_mng_write_dhcp_info - Writes DHCP info to host interface
588 * @hw: pointer to the HW structure
589 * @buffer: pointer to the host interface
590 * @length: size of the buffer
592 * Writes the DHCP information to the host interface.
594 s32 e1000_mng_write_dhcp_info(struct e1000_hw *hw, u8 *buffer, u16 length)
596 return e1000_mng_write_dhcp_info_generic(hw, buffer, length);
600 * e1000_reset_hw - Reset hardware
601 * @hw: pointer to the HW structure
603 * This resets the hardware into a known state. This is a function pointer
604 * entry point called by drivers.
606 s32 e1000_reset_hw(struct e1000_hw *hw)
608 if (hw->mac.ops.reset_hw)
609 return hw->mac.ops.reset_hw(hw);
611 return -E1000_ERR_CONFIG;
615 * e1000_init_hw - Initialize hardware
616 * @hw: pointer to the HW structure
618 * This inits the hardware readying it for operation. This is a function
619 * pointer entry point called by drivers.
621 s32 e1000_init_hw(struct e1000_hw *hw)
623 if (hw->mac.ops.init_hw)
624 return hw->mac.ops.init_hw(hw);
626 return -E1000_ERR_CONFIG;
630 * e1000_setup_link - Configures link and flow control
631 * @hw: pointer to the HW structure
633 * This configures link and flow control settings for the adapter. This
634 * is a function pointer entry point called by drivers. While modules can
635 * also call this, they probably call their own version of this function.
637 s32 e1000_setup_link(struct e1000_hw *hw)
639 if (hw->mac.ops.setup_link)
640 return hw->mac.ops.setup_link(hw);
642 return -E1000_ERR_CONFIG;
646 * e1000_get_speed_and_duplex - Returns current speed and duplex
647 * @hw: pointer to the HW structure
648 * @speed: pointer to a 16-bit value to store the speed
649 * @duplex: pointer to a 16-bit value to store the duplex.
651 * This returns the speed and duplex of the adapter in the two 'out'
652 * variables passed in. This is a function pointer entry point called
655 s32 e1000_get_speed_and_duplex(struct e1000_hw *hw, u16 *speed, u16 *duplex)
657 if (hw->mac.ops.get_link_up_info)
658 return hw->mac.ops.get_link_up_info(hw, speed, duplex);
660 return -E1000_ERR_CONFIG;
664 * e1000_setup_led - Configures SW controllable LED
665 * @hw: pointer to the HW structure
667 * This prepares the SW controllable LED for use and saves the current state
668 * of the LED so it can be later restored. This is a function pointer entry
669 * point called by drivers.
671 s32 e1000_setup_led(struct e1000_hw *hw)
673 if (hw->mac.ops.setup_led)
674 return hw->mac.ops.setup_led(hw);
676 return E1000_SUCCESS;
680 * e1000_cleanup_led - Restores SW controllable LED
681 * @hw: pointer to the HW structure
683 * This restores the SW controllable LED to the value saved off by
684 * e1000_setup_led. This is a function pointer entry point called by drivers.
686 s32 e1000_cleanup_led(struct e1000_hw *hw)
688 if (hw->mac.ops.cleanup_led)
689 return hw->mac.ops.cleanup_led(hw);
691 return E1000_SUCCESS;
695 * e1000_blink_led - Blink SW controllable LED
696 * @hw: pointer to the HW structure
698 * This starts the adapter LED blinking. Request the LED to be setup first
699 * and cleaned up after. This is a function pointer entry point called by
702 s32 e1000_blink_led(struct e1000_hw *hw)
704 if (hw->mac.ops.blink_led)
705 return hw->mac.ops.blink_led(hw);
707 return E1000_SUCCESS;
711 * e1000_id_led_init - store LED configurations in SW
712 * @hw: pointer to the HW structure
714 * Initializes the LED config in SW. This is a function pointer entry point
717 s32 e1000_id_led_init(struct e1000_hw *hw)
719 if (hw->mac.ops.id_led_init)
720 return hw->mac.ops.id_led_init(hw);
722 return E1000_SUCCESS;
726 * e1000_led_on - Turn on SW controllable LED
727 * @hw: pointer to the HW structure
729 * Turns the SW defined LED on. This is a function pointer entry point
732 s32 e1000_led_on(struct e1000_hw *hw)
734 if (hw->mac.ops.led_on)
735 return hw->mac.ops.led_on(hw);
737 return E1000_SUCCESS;
741 * e1000_led_off - Turn off SW controllable LED
742 * @hw: pointer to the HW structure
744 * Turns the SW defined LED off. This is a function pointer entry point
747 s32 e1000_led_off(struct e1000_hw *hw)
749 if (hw->mac.ops.led_off)
750 return hw->mac.ops.led_off(hw);
752 return E1000_SUCCESS;
756 * e1000_reset_adaptive - Reset adaptive IFS
757 * @hw: pointer to the HW structure
759 * Resets the adaptive IFS. Currently no func pointer exists and all
760 * implementations are handled in the generic version of this function.
762 void e1000_reset_adaptive(struct e1000_hw *hw)
764 e1000_reset_adaptive_generic(hw);
768 * e1000_update_adaptive - Update adaptive IFS
769 * @hw: pointer to the HW structure
771 * Updates adapter IFS. Currently no func pointer exists and all
772 * implementations are handled in the generic version of this function.
774 void e1000_update_adaptive(struct e1000_hw *hw)
776 e1000_update_adaptive_generic(hw);
780 * e1000_disable_pcie_master - Disable PCI-Express master access
781 * @hw: pointer to the HW structure
783 * Disables PCI-Express master access and verifies there are no pending
784 * requests. Currently no func pointer exists and all implementations are
785 * handled in the generic version of this function.
787 s32 e1000_disable_pcie_master(struct e1000_hw *hw)
789 return e1000_disable_pcie_master_generic(hw);
793 * e1000_config_collision_dist - Configure collision distance
794 * @hw: pointer to the HW structure
796 * Configures the collision distance to the default value and is used
799 void e1000_config_collision_dist(struct e1000_hw *hw)
801 if (hw->mac.ops.config_collision_dist)
802 hw->mac.ops.config_collision_dist(hw);
806 * e1000_rar_set - Sets a receive address register
807 * @hw: pointer to the HW structure
808 * @addr: address to set the RAR to
809 * @index: the RAR to set
811 * Sets a Receive Address Register (RAR) to the specified address.
813 void e1000_rar_set(struct e1000_hw *hw, u8 *addr, u32 index)
815 if (hw->mac.ops.rar_set)
816 hw->mac.ops.rar_set(hw, addr, index);
820 * e1000_validate_mdi_setting - Ensures valid MDI/MDIX SW state
821 * @hw: pointer to the HW structure
823 * Ensures that the MDI/MDIX SW state is valid.
825 s32 e1000_validate_mdi_setting(struct e1000_hw *hw)
827 if (hw->mac.ops.validate_mdi_setting)
828 return hw->mac.ops.validate_mdi_setting(hw);
830 return E1000_SUCCESS;
834 * e1000_hash_mc_addr - Determines address location in multicast table
835 * @hw: pointer to the HW structure
836 * @mc_addr: Multicast address to hash.
838 * This hashes an address to determine its location in the multicast
839 * table. Currently no func pointer exists and all implementations
840 * are handled in the generic version of this function.
842 u32 e1000_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr)
844 return e1000_hash_mc_addr_generic(hw, mc_addr);
848 * e1000_enable_tx_pkt_filtering - Enable packet filtering on TX
849 * @hw: pointer to the HW structure
851 * Enables packet filtering on transmit packets if manageability is enabled
852 * and host interface is enabled.
853 * Currently no func pointer exists and all implementations are handled in the
854 * generic version of this function.
856 bool e1000_enable_tx_pkt_filtering(struct e1000_hw *hw)
858 return e1000_enable_tx_pkt_filtering_generic(hw);
862 * e1000_mng_host_if_write - Writes to the manageability host interface
863 * @hw: pointer to the HW structure
864 * @buffer: pointer to the host interface buffer
865 * @length: size of the buffer
866 * @offset: location in the buffer to write to
867 * @sum: sum of the data (not checksum)
869 * This function writes the buffer content at the offset given on the host if.
870 * It also does alignment considerations to do the writes in most efficient
871 * way. Also fills up the sum of the buffer in *buffer parameter.
873 s32 e1000_mng_host_if_write(struct e1000_hw *hw, u8 *buffer, u16 length,
876 if (hw->mac.ops.mng_host_if_write)
877 return hw->mac.ops.mng_host_if_write(hw, buffer, length,
880 return E1000_NOT_IMPLEMENTED;
884 * e1000_mng_write_cmd_header - Writes manageability command header
885 * @hw: pointer to the HW structure
886 * @hdr: pointer to the host interface command header
888 * Writes the command header after does the checksum calculation.
890 s32 e1000_mng_write_cmd_header(struct e1000_hw *hw,
891 struct e1000_host_mng_command_header *hdr)
893 if (hw->mac.ops.mng_write_cmd_header)
894 return hw->mac.ops.mng_write_cmd_header(hw, hdr);
896 return E1000_NOT_IMPLEMENTED;
900 * e1000_mng_enable_host_if - Checks host interface is enabled
901 * @hw: pointer to the HW structure
903 * Returns E1000_success upon success, else E1000_ERR_HOST_INTERFACE_COMMAND
905 * This function checks whether the HOST IF is enabled for command operation
906 * and also checks whether the previous command is completed. It busy waits
907 * in case of previous command is not completed.
909 s32 e1000_mng_enable_host_if(struct e1000_hw *hw)
911 if (hw->mac.ops.mng_enable_host_if)
912 return hw->mac.ops.mng_enable_host_if(hw);
914 return E1000_NOT_IMPLEMENTED;
918 * e1000_wait_autoneg - Waits for autonegotiation completion
919 * @hw: pointer to the HW structure
921 * Waits for autoneg to complete. Currently no func pointer exists and all
922 * implementations are handled in the generic version of this function.
924 s32 e1000_wait_autoneg(struct e1000_hw *hw)
926 if (hw->mac.ops.wait_autoneg)
927 return hw->mac.ops.wait_autoneg(hw);
929 return E1000_SUCCESS;
933 * e1000_check_reset_block - Verifies PHY can be reset
934 * @hw: pointer to the HW structure
936 * Checks if the PHY is in a state that can be reset or if manageability
937 * has it tied up. This is a function pointer entry point called by drivers.
939 s32 e1000_check_reset_block(struct e1000_hw *hw)
941 if (hw->phy.ops.check_reset_block)
942 return hw->phy.ops.check_reset_block(hw);
944 return E1000_SUCCESS;
948 * e1000_read_phy_reg - Reads PHY register
949 * @hw: pointer to the HW structure
950 * @offset: the register to read
951 * @data: the buffer to store the 16-bit read.
953 * Reads the PHY register and returns the value in data.
954 * This is a function pointer entry point called by drivers.
956 s32 e1000_read_phy_reg(struct e1000_hw *hw, u32 offset, u16 *data)
958 if (hw->phy.ops.read_reg)
959 return hw->phy.ops.read_reg(hw, offset, data);
961 return E1000_SUCCESS;
965 * e1000_write_phy_reg - Writes PHY register
966 * @hw: pointer to the HW structure
967 * @offset: the register to write
968 * @data: the value to write.
970 * Writes the PHY register at offset with the value in data.
971 * This is a function pointer entry point called by drivers.
973 s32 e1000_write_phy_reg(struct e1000_hw *hw, u32 offset, u16 data)
975 if (hw->phy.ops.write_reg)
976 return hw->phy.ops.write_reg(hw, offset, data);
978 return E1000_SUCCESS;
982 * e1000_release_phy - Generic release PHY
983 * @hw: pointer to the HW structure
985 * Return if silicon family does not require a semaphore when accessing the
988 void e1000_release_phy(struct e1000_hw *hw)
990 if (hw->phy.ops.release)
991 hw->phy.ops.release(hw);
995 * e1000_acquire_phy - Generic acquire PHY
996 * @hw: pointer to the HW structure
998 * Return success if silicon family does not require a semaphore when
1001 s32 e1000_acquire_phy(struct e1000_hw *hw)
1003 if (hw->phy.ops.acquire)
1004 return hw->phy.ops.acquire(hw);
1006 return E1000_SUCCESS;
1010 * e1000_cfg_on_link_up - Configure PHY upon link up
1011 * @hw: pointer to the HW structure
1013 s32 e1000_cfg_on_link_up(struct e1000_hw *hw)
1015 if (hw->phy.ops.cfg_on_link_up)
1016 return hw->phy.ops.cfg_on_link_up(hw);
1018 return E1000_SUCCESS;
1022 * e1000_read_kmrn_reg - Reads register using Kumeran interface
1023 * @hw: pointer to the HW structure
1024 * @offset: the register to read
1025 * @data: the location to store the 16-bit value read.
1027 * Reads a register out of the Kumeran interface. Currently no func pointer
1028 * exists and all implementations are handled in the generic version of
1031 s32 e1000_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data)
1033 return e1000_read_kmrn_reg_generic(hw, offset, data);
1037 * e1000_write_kmrn_reg - Writes register using Kumeran interface
1038 * @hw: pointer to the HW structure
1039 * @offset: the register to write
1040 * @data: the value to write.
1042 * Writes a register to the Kumeran interface. Currently no func pointer
1043 * exists and all implementations are handled in the generic version of
1046 s32 e1000_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data)
1048 return e1000_write_kmrn_reg_generic(hw, offset, data);
1052 * e1000_get_cable_length - Retrieves cable length estimation
1053 * @hw: pointer to the HW structure
1055 * This function estimates the cable length and stores them in
1056 * hw->phy.min_length and hw->phy.max_length. This is a function pointer
1057 * entry point called by drivers.
1059 s32 e1000_get_cable_length(struct e1000_hw *hw)
1061 if (hw->phy.ops.get_cable_length)
1062 return hw->phy.ops.get_cable_length(hw);
1064 return E1000_SUCCESS;
1068 * e1000_get_phy_info - Retrieves PHY information from registers
1069 * @hw: pointer to the HW structure
1071 * This function gets some information from various PHY registers and
1072 * populates hw->phy values with it. This is a function pointer entry
1073 * point called by drivers.
1075 s32 e1000_get_phy_info(struct e1000_hw *hw)
1077 if (hw->phy.ops.get_info)
1078 return hw->phy.ops.get_info(hw);
1080 return E1000_SUCCESS;
1084 * e1000_phy_hw_reset - Hard PHY reset
1085 * @hw: pointer to the HW structure
1087 * Performs a hard PHY reset. This is a function pointer entry point called
1090 s32 e1000_phy_hw_reset(struct e1000_hw *hw)
1092 if (hw->phy.ops.reset)
1093 return hw->phy.ops.reset(hw);
1095 return E1000_SUCCESS;
1099 * e1000_phy_commit - Soft PHY reset
1100 * @hw: pointer to the HW structure
1102 * Performs a soft PHY reset on those that apply. This is a function pointer
1103 * entry point called by drivers.
1105 s32 e1000_phy_commit(struct e1000_hw *hw)
1107 if (hw->phy.ops.commit)
1108 return hw->phy.ops.commit(hw);
1110 return E1000_SUCCESS;
1114 * e1000_set_d0_lplu_state - Sets low power link up state for D0
1115 * @hw: pointer to the HW structure
1116 * @active: boolean used to enable/disable lplu
1118 * Success returns 0, Failure returns 1
1120 * The low power link up (lplu) state is set to the power management level D0
1121 * and SmartSpeed is disabled when active is TRUE, else clear lplu for D0
1122 * and enable Smartspeed. LPLU and Smartspeed are mutually exclusive. LPLU
1123 * is used during Dx states where the power conservation is most important.
1124 * During driver activity, SmartSpeed should be enabled so performance is
1125 * maintained. This is a function pointer entry point called by drivers.
1127 s32 e1000_set_d0_lplu_state(struct e1000_hw *hw, bool active)
1129 if (hw->phy.ops.set_d0_lplu_state)
1130 return hw->phy.ops.set_d0_lplu_state(hw, active);
1132 return E1000_SUCCESS;
1136 * e1000_set_d3_lplu_state - Sets low power link up state for D3
1137 * @hw: pointer to the HW structure
1138 * @active: boolean used to enable/disable lplu
1140 * Success returns 0, Failure returns 1
1142 * The low power link up (lplu) state is set to the power management level D3
1143 * and SmartSpeed is disabled when active is TRUE, else clear lplu for D3
1144 * and enable Smartspeed. LPLU and Smartspeed are mutually exclusive. LPLU
1145 * is used during Dx states where the power conservation is most important.
1146 * During driver activity, SmartSpeed should be enabled so performance is
1147 * maintained. This is a function pointer entry point called by drivers.
1149 s32 e1000_set_d3_lplu_state(struct e1000_hw *hw, bool active)
1151 if (hw->phy.ops.set_d3_lplu_state)
1152 return hw->phy.ops.set_d3_lplu_state(hw, active);
1154 return E1000_SUCCESS;
1158 * e1000_read_mac_addr - Reads MAC address
1159 * @hw: pointer to the HW structure
1161 * Reads the MAC address out of the adapter and stores it in the HW structure.
1162 * Currently no func pointer exists and all implementations are handled in the
1163 * generic version of this function.
1165 s32 e1000_read_mac_addr(struct e1000_hw *hw)
1167 if (hw->mac.ops.read_mac_addr)
1168 return hw->mac.ops.read_mac_addr(hw);
1170 return e1000_read_mac_addr_generic(hw);
1174 * e1000_read_pba_string - Read device part number string
1175 * @hw: pointer to the HW structure
1176 * @pba_num: pointer to device part number
1177 * @pba_num_size: size of part number buffer
1179 * Reads the product board assembly (PBA) number from the EEPROM and stores
1180 * the value in pba_num.
1181 * Currently no func pointer exists and all implementations are handled in the
1182 * generic version of this function.
1184 s32 e1000_read_pba_string(struct e1000_hw *hw, u8 *pba_num, u32 pba_num_size)
1186 return e1000_read_pba_string_generic(hw, pba_num, pba_num_size);
1190 * e1000_read_pba_length - Read device part number string length
1191 * @hw: pointer to the HW structure
1192 * @pba_num_size: size of part number buffer
1194 * Reads the product board assembly (PBA) number length from the EEPROM and
1195 * stores the value in pba_num.
1196 * Currently no func pointer exists and all implementations are handled in the
1197 * generic version of this function.
1199 s32 e1000_read_pba_length(struct e1000_hw *hw, u32 *pba_num_size)
1201 return e1000_read_pba_length_generic(hw, pba_num_size);
1205 * e1000_validate_nvm_checksum - Verifies NVM (EEPROM) checksum
1206 * @hw: pointer to the HW structure
1208 * Validates the NVM checksum is correct. This is a function pointer entry
1209 * point called by drivers.
1211 s32 e1000_validate_nvm_checksum(struct e1000_hw *hw)
1213 if (hw->nvm.ops.validate)
1214 return hw->nvm.ops.validate(hw);
1216 return -E1000_ERR_CONFIG;
1220 * e1000_update_nvm_checksum - Updates NVM (EEPROM) checksum
1221 * @hw: pointer to the HW structure
1223 * Updates the NVM checksum. Currently no func pointer exists and all
1224 * implementations are handled in the generic version of this function.
1226 s32 e1000_update_nvm_checksum(struct e1000_hw *hw)
1228 if (hw->nvm.ops.update)
1229 return hw->nvm.ops.update(hw);
1231 return -E1000_ERR_CONFIG;
1235 * e1000_reload_nvm - Reloads EEPROM
1236 * @hw: pointer to the HW structure
1238 * Reloads the EEPROM by setting the "Reinitialize from EEPROM" bit in the
1239 * extended control register.
1241 void e1000_reload_nvm(struct e1000_hw *hw)
1243 if (hw->nvm.ops.reload)
1244 hw->nvm.ops.reload(hw);
1248 * e1000_read_nvm - Reads NVM (EEPROM)
1249 * @hw: pointer to the HW structure
1250 * @offset: the word offset to read
1251 * @words: number of 16-bit words to read
1252 * @data: pointer to the properly sized buffer for the data.
1254 * Reads 16-bit chunks of data from the NVM (EEPROM). This is a function
1255 * pointer entry point called by drivers.
1257 s32 e1000_read_nvm(struct e1000_hw *hw, u16 offset, u16 words, u16 *data)
1259 if (hw->nvm.ops.read)
1260 return hw->nvm.ops.read(hw, offset, words, data);
1262 return -E1000_ERR_CONFIG;
1266 * e1000_write_nvm - Writes to NVM (EEPROM)
1267 * @hw: pointer to the HW structure
1268 * @offset: the word offset to read
1269 * @words: number of 16-bit words to write
1270 * @data: pointer to the properly sized buffer for the data.
1272 * Writes 16-bit chunks of data to the NVM (EEPROM). This is a function
1273 * pointer entry point called by drivers.
1275 s32 e1000_write_nvm(struct e1000_hw *hw, u16 offset, u16 words, u16 *data)
1277 if (hw->nvm.ops.write)
1278 return hw->nvm.ops.write(hw, offset, words, data);
1280 return E1000_SUCCESS;
1284 * e1000_write_8bit_ctrl_reg - Writes 8bit Control register
1285 * @hw: pointer to the HW structure
1286 * @reg: 32bit register offset
1287 * @offset: the register to write
1288 * @data: the value to write.
1290 * Writes the PHY register at offset with the value in data.
1291 * This is a function pointer entry point called by drivers.
1293 s32 e1000_write_8bit_ctrl_reg(struct e1000_hw *hw, u32 reg, u32 offset,
1296 return e1000_write_8bit_ctrl_reg_generic(hw, reg, offset, data);
1300 * e1000_power_up_phy - Restores link in case of PHY power down
1301 * @hw: pointer to the HW structure
1303 * The phy may be powered down to save power, to turn off link when the
1304 * driver is unloaded, or wake on lan is not enabled (among others).
1306 void e1000_power_up_phy(struct e1000_hw *hw)
1308 if (hw->phy.ops.power_up)
1309 hw->phy.ops.power_up(hw);
1311 e1000_setup_link(hw);
1315 * e1000_power_down_phy - Power down PHY
1316 * @hw: pointer to the HW structure
1318 * The phy may be powered down to save power, to turn off link when the
1319 * driver is unloaded, or wake on lan is not enabled (among others).
1321 void e1000_power_down_phy(struct e1000_hw *hw)
1323 if (hw->phy.ops.power_down)
1324 hw->phy.ops.power_down(hw);
1328 * e1000_power_up_fiber_serdes_link - Power up serdes link
1329 * @hw: pointer to the HW structure
1331 * Power on the optics and PCS.
1333 void e1000_power_up_fiber_serdes_link(struct e1000_hw *hw)
1335 if (hw->mac.ops.power_up_serdes)
1336 hw->mac.ops.power_up_serdes(hw);
1340 * e1000_shutdown_fiber_serdes_link - Remove link during power down
1341 * @hw: pointer to the HW structure
1343 * Shutdown the optics and PCS on driver unload.
1345 void e1000_shutdown_fiber_serdes_link(struct e1000_hw *hw)
1347 if (hw->mac.ops.shutdown_serdes)
1348 hw->mac.ops.shutdown_serdes(hw);