fbnic_mdiobus_create(9)

💖 fbnic_mdiobus_create — kernel API manual, section 9, bestie 💖

okay so real quick, this whole page lives in the Kernel API Manual (section 9, the kernel-functions girlies) and it's about fbnic_mdiobus_create(9) — yes that's the whole name, no cap. sit down, hydrate, let's go 🫶

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✨ NAME ✨

fbnic_mdiobus_create — literally creates an MDIO bus so you can interface w/ PHYs. that's it, that's the vibe. 💅

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🌸 SYNOPSIS 🌸

int fbnic_mdiobus_create (struct fbnic_dev *fbd);

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🎀 ARGUMENTS 🎀

• fbd — pointer to the FBNIC device structure that you wanna populate the bus on. it's the main character of this whole function, lowkey. 👑

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🦋 DESCRIPTION 🦋

so what this does is initialize an MDIO bus and then place a pointer to it on the fbd struct. like, it sets it up and pins it right there on the struct so you can find it later. 🧚

and that bus? it's the one you'll be using to interface with the PMA/PMD and PCS. iconic. that's its whole job. ✨

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🔥 RETURN 🔥

• 0 on success 💖
• negative on failure 😭 (yeah, negative — not a happy number, that's the failure vibe)

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🌈 SEE ALSO 🌈

• Kernel file ./drivers/net/ethernet/meta/fbnic/fbnic_mdio.c — go read it, iykyk 📖✨

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fr fr, this one's short but she ate. no notes. 💅

okay bestie that's the whole page!! source & version vibes: this manual page comes to you from ./drivers/net/ethernet/meta/fbnic, dated October 2026 — mwah, go forth and interface with those PHYs. 🍓💜🌟