e1000e_setup_link_generic(9)

💖 e1000e_setup_link_generic(9) 💖

okay so bestie, welcome to the Kernel API Manual — yes, the actual kernel, the big one. this page is all about e1000e_setup_link_generic, and it's lowkey the glow-up artist for your NIC's link. let's get into it 🎀

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✨ NAME ✨

e1000e_setup_link_generic — Setup flow control and link settings

like it literally does what it says on the tin, no cap 💅

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🌸 SYNOPSIS 🌸

s32 e1000e_setup_link_generic (struct e1000_hw *hw );

that's the whole vibe. returns an s32, takes one pointer, slays ✨

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🦋 ARGUMENTS 🦋

• hw — pointer to the HW structure. yes queen, hand over your hardware struct, that's the whole entrance fee 🫶

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💜 DESCRIPTION 💜

okay so here's the tea ☕ — this function figures out which flow control settings to use, and then it configures flow control. that's step one, that's the main character move.

then it calls the appropriate media-specific link configuration function. like, it doesn't do the link config itself, it delegates — very manager energy, very girlboss 👑

and assuming your adapter has a valid link partner? a valid link should be established. fr fr. it's giving matchmaking but for network hardware 💖

⚠️ important caveat bestie, do not skip this: the function assumes the hardware has previously been reset and that the transmitter and receiver are not enabled. so like… reset first, keep tx/rx off, then call her. otherwise you're setting yourself up 😭

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👑 SEE ALSO 👑

the source lives here, go read the real thing if you want the full lore:

Kernel file ./drivers/net/ethernet/intel/e1000e/mac.c

and here's the whole friend group, all the siblings and cousins, every single one of them 💅:

• e1000e_get_bus_info_pcie(9)
• e1000_set_lan_id_multi_port_pcie(9)
• e1000_set_lan_id_single_port(9)
• e1000_clear_vfta_generic(9)
• e1000_write_vfta_generic(9)
• e1000e_init_rx_addrs(9)
• e1000_check_alt_mac_addr_generic(9)
• e1000e_rar_set_generic(9)
• e1000_hash_mc_addr(9)
• e1000e_update_mc_addr_list_generic(9)
• e1000e_clear_hw_cntrs_base(9)
• e1000e_check_for_copper_link(9)
• e1000e_check_for_fiber_link(9)
• e1000e_check_for_serdes_link(9)
• e1000_set_default_fc_generic(9)
• e1000_commit_fc_settings_generic(9)
• e1000_poll_fiber_serdes_link_generic(9)
• e1000e_setup_fiber_serdes_link(9)
• e1000e_config_collision_dist_generic(9)
• e1000e_set_fc_watermarks(9)
• e1000e_force_mac_fc(9)
• e1000e_config_fc_after_link_up(9)
• e1000e_get_speed_and_duplex_copper(9)
• e1000e_get_speed_and_duplex_fiber_serdes(9)
• e1000e_get_hw_semaphore(9)
• e1000e_put_hw_semaphore(9)
• e1000e_get_auto_rd_done(9)
• e1000e_valid_led_default(9)
• e1000e_id_led_init_generic(9)
• e1000e_setup_led_generic(9)
• e1000e_cleanup_led_generic(9)
• e1000e_blink_led_generic(9)
• e1000e_led_on_generic(9)
• e1000e_led_off_generic(9)
• e1000e_set_pcie_no_snoop(9)
• e1000e_disable_pcie_master(9)
• e1000e_reset_adaptive(9)
• e1000e_update_adaptive(9)

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k that's the whole page, mwah 💋 quick sign-off moment: this lil beauty comes from the source listed as ./drivers/net/ethernet/intel/e... — yeah it's truncated, don't come for me, that's literally how it's printed — dated October 2026, and the manual version stamp is e1000e_setup_link_generic(9). go reset your hardware first, bestie, and stan a valid link 💅✨💖