1 /*-
4  * SPDX-License-Identifier: BSD-3-Clause
11  *  igc_init_mac_params - Initialize MAC function pointers
21 	if (hw->mac.ops.init_params) {  in igc_init_mac_params()
22 		ret_val = hw->mac.ops.init_params(hw);  in igc_init_mac_params()
29 		ret_val = -IGC_ERR_CONFIG;  in igc_init_mac_params()
37  *  igc_init_nvm_params - Initialize NVM function pointers
47 	if (hw->nvm.ops.init_params) {  in igc_init_nvm_params()
48 		ret_val = hw->nvm.ops.init_params(hw);  in igc_init_nvm_params()
55 		ret_val = -IGC_ERR_CONFIG;  in igc_init_nvm_params()
63  *  igc_init_phy_params - Initialize PHY function pointers
73 	if (hw->phy.ops.init_params) {  in igc_init_phy_params()
74 		ret_val = hw->phy.ops.init_params(hw);  in igc_init_phy_params()
81 		ret_val =  -IGC_ERR_CONFIG;  in igc_init_phy_params()
89  *  igc_set_mac_type - Sets MAC type
99 	struct igc_mac_info *mac = &hw->mac;  in igc_set_mac_type()
104 	switch (hw->device_id) {  in igc_set_mac_type()
121 		mac->type = igc_i225;  in igc_set_mac_type()
125 		ret_val = -IGC_ERR_MAC_INIT;  in igc_set_mac_type()
133  *  igc_setup_init_funcs - Initializes function pointers
155 	if (!hw->hw_addr) {  in igc_setup_init_funcs()
157 		ret_val = -IGC_ERR_CONFIG;  in igc_setup_init_funcs()
174 	switch (hw->mac.type) {  in igc_setup_init_funcs()
180 		ret_val = -IGC_ERR_CONFIG;  in igc_setup_init_funcs()
207  *  igc_get_bus_info - Obtain bus information for adapter
216 	if (hw->mac.ops.get_bus_info)  in igc_get_bus_info()
217 		return hw->mac.ops.get_bus_info(hw);  in igc_get_bus_info()
223  *  igc_clear_vfta - Clear VLAN filter table
231 	if (hw->mac.ops.clear_vfta)  in igc_clear_vfta()
232 		hw->mac.ops.clear_vfta(hw);  in igc_clear_vfta()
236  *  igc_write_vfta - Write value to VLAN filter table
238  *  @offset: the 32-bit offset in which to write the value to.
239  *  @value: the 32-bit value to write at location offset.
241  *  This writes a 32-bit value to a 32-bit offset in the VLAN filter
246 	if (hw->mac.ops.write_vfta)  in igc_write_vfta()
247 		hw->mac.ops.write_vfta(hw, offset, value);  in igc_write_vfta()
251  *  igc_update_mc_addr_list - Update Multicast addresses
254  *  @mc_addr_count: number of multicast addresses to program
262 	if (hw->mac.ops.update_mc_addr_list)  in igc_update_mc_addr_list()
263 		hw->mac.ops.update_mc_addr_list(hw, mc_addr_list,  in igc_update_mc_addr_list()
268  *  igc_force_mac_fc - Force MAC flow control
281  *  igc_check_for_link - Check/Store link connection
285  *  results in the hw->mac structure. This is a function pointer entry
290 	if (hw->mac.ops.check_for_link)  in igc_check_for_link()
291 		return hw->mac.ops.check_for_link(hw);  in igc_check_for_link()
293 	return -IGC_ERR_CONFIG;  in igc_check_for_link()
297  *  igc_reset_hw - Reset hardware
305 	if (hw->mac.ops.reset_hw)  in igc_reset_hw()
306 		return hw->mac.ops.reset_hw(hw);  in igc_reset_hw()
308 	return -IGC_ERR_CONFIG;  in igc_reset_hw()
312  *  igc_init_hw - Initialize hardware
320 	if (hw->mac.ops.init_hw)  in igc_init_hw()
321 		return hw->mac.ops.init_hw(hw);  in igc_init_hw()
323 	return -IGC_ERR_CONFIG;  in igc_init_hw()
327  *  igc_setup_link - Configures link and flow control
336 	if (hw->mac.ops.setup_link)  in igc_setup_link()
337 		return hw->mac.ops.setup_link(hw);  in igc_setup_link()
339 	return -IGC_ERR_CONFIG;  in igc_setup_link()
343  *  igc_get_speed_and_duplex - Returns current speed and duplex
345  *  @speed: pointer to a 16-bit value to store the speed
346  *  @duplex: pointer to a 16-bit value to store the duplex.
354 	if (hw->mac.ops.get_link_up_info)  in igc_get_speed_and_duplex()
355 		return hw->mac.ops.get_link_up_info(hw, speed, duplex);  in igc_get_speed_and_duplex()
357 	return -IGC_ERR_CONFIG;  in igc_get_speed_and_duplex()
361  *  igc_disable_pcie_master - Disable PCI-Express master access
364  *  Disables PCI-Express master access and verifies there are no pending
374  *  igc_config_collision_dist - Configure collision distance
382 	if (hw->mac.ops.config_collision_dist)  in igc_config_collision_dist()
383 		hw->mac.ops.config_collision_dist(hw);  in igc_config_collision_dist()
387  *  igc_rar_set - Sets a receive address register
396 	if (hw->mac.ops.rar_set)  in igc_rar_set()
397 		return hw->mac.ops.rar_set(hw, addr, index);  in igc_rar_set()
403  *  igc_validate_mdi_setting - Ensures valid MDI/MDIX SW state
406  *  Ensures that the MDI/MDIX SW state is valid.
410 	if (hw->mac.ops.validate_mdi_setting)  in igc_validate_mdi_setting()
411 		return hw->mac.ops.validate_mdi_setting(hw);  in igc_validate_mdi_setting()
417  *  igc_hash_mc_addr - Determines address location in multicast table
431  *  igc_check_reset_block - Verifies PHY can be reset
434  *  Checks if the PHY is in a state that can be reset or if manageability
439 	if (hw->phy.ops.check_reset_block)  in igc_check_reset_block()
440 		return hw->phy.ops.check_reset_block(hw);  in igc_check_reset_block()
446  *  igc_read_phy_reg - Reads PHY register
449  *  @data: the buffer to store the 16-bit read.
456 	if (hw->phy.ops.read_reg)  in igc_read_phy_reg()
457 		return hw->phy.ops.read_reg(hw, offset, data);  in igc_read_phy_reg()
463  *  igc_write_phy_reg - Writes PHY register
473 	if (hw->phy.ops.write_reg)  in igc_write_phy_reg()
474 		return hw->phy.ops.write_reg(hw, offset, data);  in igc_write_phy_reg()
480  *  igc_release_phy - Generic release PHY
488 	if (hw->phy.ops.release)  in igc_release_phy()
489 		hw->phy.ops.release(hw);  in igc_release_phy()
493  *  igc_acquire_phy - Generic acquire PHY
501 	if (hw->phy.ops.acquire)  in igc_acquire_phy()
502 		return hw->phy.ops.acquire(hw);  in igc_acquire_phy()
508  *  igc_get_phy_info - Retrieves PHY information from registers
512  *  populates hw->phy values with it. This is a function pointer entry
517 	if (hw->phy.ops.get_info)  in igc_get_phy_info()
518 		return hw->phy.ops.get_info(hw);  in igc_get_phy_info()
524  *  igc_phy_hw_reset - Hard PHY reset
527  *  Performs a hard PHY reset. This is a function pointer entry point called
532 	if (hw->phy.ops.reset)  in igc_phy_hw_reset()
533 		return hw->phy.ops.reset(hw);  in igc_phy_hw_reset()
539  *  igc_set_d0_lplu_state - Sets low power link up state for D0
554 	if (hw->phy.ops.set_d0_lplu_state)  in igc_set_d0_lplu_state()
555 		return hw->phy.ops.set_d0_lplu_state(hw, active);  in igc_set_d0_lplu_state()
561  *  igc_set_d3_lplu_state - Sets low power link up state for D3
576 	if (hw->phy.ops.set_d3_lplu_state)  in igc_set_d3_lplu_state()
577 		return hw->phy.ops.set_d3_lplu_state(hw, active);  in igc_set_d3_lplu_state()
583  *  igc_read_mac_addr - Reads MAC address
592 	if (hw->mac.ops.read_mac_addr)  in igc_read_mac_addr()
593 		return hw->mac.ops.read_mac_addr(hw);  in igc_read_mac_addr()
599  *  igc_read_pba_string - Read device part number string
601  *  @pba_num: pointer to device part number
602  *  @pba_num_size: size of part number buffer
604  *  Reads the product board assembly (PBA) number from the EEPROM and stores
615  *  igc_validate_nvm_checksum - Verifies NVM (EEPROM) checksum
623 	if (hw->nvm.ops.validate)  in igc_validate_nvm_checksum()
624 		return hw->nvm.ops.validate(hw);  in igc_validate_nvm_checksum()
626 	return -IGC_ERR_CONFIG;  in igc_validate_nvm_checksum()
630  *  igc_update_nvm_checksum - Updates NVM (EEPROM) checksum
638 	if (hw->nvm.ops.update)  in igc_update_nvm_checksum()
639 		return hw->nvm.ops.update(hw);  in igc_update_nvm_checksum()
641 	return -IGC_ERR_CONFIG;  in igc_update_nvm_checksum()
645  *  igc_reload_nvm - Reloads EEPROM
653 	if (hw->nvm.ops.reload)  in igc_reload_nvm()
654 		hw->nvm.ops.reload(hw);  in igc_reload_nvm()
658  *  igc_read_nvm - Reads NVM (EEPROM)
661  *  @words: number of 16-bit words to read
664  *  Reads 16-bit chunks of data from the NVM (EEPROM). This is a function
669 	if (hw->nvm.ops.read)  in igc_read_nvm()
670 		return hw->nvm.ops.read(hw, offset, words, data);  in igc_read_nvm()
672 	return -IGC_ERR_CONFIG;  in igc_read_nvm()
676  *  igc_write_nvm - Writes to NVM (EEPROM)
679  *  @words: number of 16-bit words to write
682  *  Writes 16-bit chunks of data to the NVM (EEPROM). This is a function
687 	if (hw->nvm.ops.write)  in igc_write_nvm()
688 		return hw->nvm.ops.write(hw, offset, words, data);  in igc_write_nvm()
694  * igc_power_up_phy - Restores link in case of PHY power down
702 	if (hw->phy.ops.power_up)  in igc_power_up_phy()
703 		hw->phy.ops.power_up(hw);  in igc_power_up_phy()
709  * igc_power_down_phy - Power down PHY
717 	if (hw->phy.ops.power_down)  in igc_power_down_phy()
718 		hw->phy.ops.power_down(hw);  in igc_power_down_phy()