devm_devfreq...opp_notifier(9)

📦 version 7.3.1, in nixpkgs unstable

💅 devm_devfreq_register_opp_notifier — the Kernel API Manual, but make it make sense

okay so bestie, welcome to the glow-up edition of the Kernel API Manual page for devm_devfreq...opp_notifier(9). this one's short and sweet — it's the resource-managed version of devfreq_register_opp_notifier(), and yes the "devm" is doing exactly what you think it's doing 🎀

✨ NAME ✨

devm_devfreq_register_opp_notifier — it's the resource-managed glow-up of devfreq_register_opp_notifier(). same energy, but the cleanup is handled for you 🫶

🌸 SYNOPSIS 🌸

int devm_devfreq_register_opp_notifier (struct device *dev , struct devfreq *devfreq );

like, that's the whole vibe. two args, one int coming back at you 💖

🦋 ARGUMENTS 🦋

  • dev — the devfreq user device. it's the parent of devfreq, so think main-character-adjacent ✨
  • devfreq — the devfreq object itself. the actual icon of this function 💅

👑 SEE ALSO 👑

so like, the kernel file for all this is ./drivers/devfreq/devfreq.c, and honestly the whole friend group is here — literally the entire devfreq cast, no cap 🌈

ngl bestie, this page is short — but every one of those is a real reference, so go click through them when you're ready. iykyk 🧚

okay that's the whole page, periodt 💜 it lives in ./drivers/devfreq, it's dated October 2026, and it's filed under devm_devfreq...opp_notifier(9) — go be iconic with your notifiers, bestie 🍓💅

📦 where this page comes from