e1000_valid...efault_82571(9)

💅 e1000_valid_led_default_82571(9) — the Kernel API Manual, bestie edition 🎀

okay so this is a page straight out of the Kernel API Manual (yes, section 9, the ~fancy~ one) and it's about one tiny little function that makes sure your NIC's LED config isn't a whole mess. let's get into it ✨

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🌸 NAME 🌸

e1000_valid_led_default_82571 — literally just "Verify a valid default LED config." that's the whole job. she checks the vibe of your LED settings and fixes them if they're giving chaos 🦋

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✨ SYNOPSIS ✨

s32 e1000_valid_led_default_82571 (struct e1000_hw *hw , u16 *data );

that's the signature, copy it exactly, no cap 🙈

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🫶 ARGUMENTS 🫶

• hw — pointer to the HW structure. the hardware hun itself. main character energy 💜
• data — pointer to the NVM (EEPROM). that's where the stored config lives, okurr 🍓

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🔥 DESCRIPTION 🔥

Read the EEPROM for the current default LED configuration. 🎀

and then — listen — if the LED configuration is not valid, set to a valid LED configuration. that's it. that's the function. she reads, she checks, she corrects. a little glow-up for your defaults, periodt 💅✨

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🌈 SEE ALSO 🌈

okay this list is long and honestly iconic, so buckle up bestie, we're going through all of it 👑

• Kernel file ./drivers/net/ethernet/intel/e1000e/82571.c
• e1000_init_phy_params_82571(9)
• e1000_init_nvm_params_82571(9)
• e1000_init_mac_params_82571(9)
• e1000_get_phy_id_82571(9)
• e1000_get_hw_semaphore_82571(9)
• e1000_put_hw_semaphore_82571(9)
• e1000_get_hw_semaphore_82573(9)
• e1000_put_hw_semaphore_82573(9)
• e1000_get_hw_semaphore_82574(9)
• e1000_put_hw_semaphore_82574(9)
• e1000_set_d0_lplu_state_82574(9)
• e1000_set_d3_lplu_state_82574(9)
• e1000_acquire_nvm_82571(9)
• e1000_release_nvm_82571(9)
• e1000_write_nvm_82571(9)
• e1000_update_nvm_checksum_82571(9)
• e1000_validate_nvm_checksum_82571(9)
• e1000_write_nvm_eewr_82571(9)
• e1000_get_cfg_done_82571(9)
• e1000_set_d0_lplu_state_82571(9)
• e1000_reset_hw_82571(9)
• e1000_init_hw_82571(9)
• e1000_initialize_hw_bits_82571(9)
• e1000_clear_vfta_82571(9)
• e1000_check_mng_mode_82574(9)
• e1000_led_on_82574(9)
• e1000_check_phy_82574(9)
• e1000_setup_link_82571(9)
• e1000_setup_copper_link_82571(9)
• e1000_setup_fiber_serdes_link_82571(9)
• e1000_check_for_serdes_link_82571(9)
• e1000e_get_laa_state_82571(9)
• e1000e_set_laa_state_82571(9)
• e1000_fix_nvm_checksum_82571(9)
• e1000_read_mac_addr_82571(9)
• e1000_power_down_phy_copper_82571(9)
• e1000_clear_hw_cntrs_82571(9)

like… the 82571 family really said "we're a whole friend group" and honestly? respect 💖

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ngl if you're here it's probably because you're deep in the e1000e driver and the LED defaults are doing something weird. she's got you. 🧚

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and that's the page!! this gem came from ./drivers/net/ethernet/intel/e... (the path got a lil truncated in the footer, but you know how it is 😭) in the Kernel API Manual, dated October 2026 — ty for reading bestie, mwah 💋🌸💅