e1000_write_phy_reg(9)

📦 version 7.3.1, in nixpkgs unstable

💅 e1000_write_phy_reg — write a phy register ✨

okay so bestie, welcome to the Kernel API Manual, section 9 🫶 this little page is your whole entire guide to e1000_write_phy_reg, and it's genuinely so simple you're gonna slay it.

✨ SYNOPSIS ✨

s32 e1000_write_phy_reg (struct e1000_hw *hw , u32 reg_addr , u16 phy_data );

that's it. that's the vibe. three args and a return type, no drama 💅

🎀 ARGUMENTS 🎀

  • hw — the struct that's holding all the variables the shared code pokes at 🫶 it's the main character here, honestly.
  • reg_addr — the address of the PHY register you're about to write to 📮 like, which mailbox are we sliding this into.
  • phy_data — the actual data you're writing to the PHY 💌 the little love note going in the box.

🌸 DESCRIPTION 🌸

Writes a value to a PHY register. lowkey it's giving one-job icon and I respect it so much 😌✨

🦋 SEE ALSO 🦋

first up, the kernel file where this whole situation lives:

./drivers/net/ethernet/intel/e1000/e1000_hw.c

and now presenting… the entire friend group 🌈 literally all of these, no skips, no cuts:

ngl bestie, e1000_write_phy_reg(9) really said "I write a value to a PHY register" and then let the entire neighborhood show up in SEE ALSO 😭 and we love that for it.

and that's the page! 🎀 this one came from source ./drivers/net/ethernet/intel/e..., dated October 2026, and the page itself is e1000_write_phy_reg(9) — go forth and write those phy registers, you absolute icon 👑💖

📦 where this page comes from