fbnic_fw_xmit_qsfp_read_msg(9)

📦 version 7.3.1, in nixpkgs unstable

💅 fbnic_fw_xmit_qsfp_read_msg — Transmit a QSFP read request

okay so bestie, welcome to the Kernel API Manual ✨ this page is literally all about one function and we're gonna get into it 🫶

🌸 NAME

fbnic_fw_xmit_qsfp_read_msg — Transmit a QSFP read request 💌

✨ SYNOPSIS

int fbnic_fw_xmit_qsfp_read_msg (struct fbnic_dev *fbd , struct
       fbnic_fw_completion *cmpl_data , u32 page , u32 bank , u32 offset , u32
       length );

like, six whole arguments, she's an icon, she's doing the most 👑

🎀 ARGUMENTS

  • fbd — the FBNIC device structure, aka the whole device vibe check 🦋
  • cmpl_data — the structure where the EEPROM response gets stored, bestie's little memory basket 🧺
  • page — refers to the page number on page-enabled QSFP modules 📄
  • bank — refers to a collection of pages, yes a whole squad of pages 👯‍♀️
  • offset — offset into the QSFP EEPROM that you're requesting, like where in the file we're looking 🔍
  • length — length of the section of QSFP EEPROM to fetch, how much we're grabbing 💅

💖 RETURN

zero on success, negative value on failure 😭 no in-between, no maybe, periodt.

🔥 DESCRIPTION

So basically she asks the firmware to provide a section of the QSFP EEPROM back in a message ✨ and the response will have an offset and size matching the values you provided — like it MATCHES, no cap, the vibes are consistent 🙌

🌈 SEE ALSO

Kernel file ./drivers/net/ethernet/meta/fbnic/fbnic_fw.c 👑

fr fr go read the whole squad, they're all iconic 💀✨

mwah 💋 this page lives in ./drivers/net/ethernet/meta/fbnic and the date on it is October 2026 — and the title, one last time for the group chat: fbnic_fw_xmit_qsfp_read_msg(9) bye bestie ily 🫶💜

📦 where this page comes from