devfreq_resume_device(9)

✨ devfreq_resume_device — the Kernel API Manual glow-up ✨

okay so bestie, this is devfreq_resume_device(9) from the Kernel API Manual and it's literally the "wake up babe, we're clocking back in" function for devfreq 💅 no cap.

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🌸 NAME 🌸

devfreq_resume_device — resume devfreq of a device. that's it, that's the vibe 🫶

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✨ SYNOPSIS ✨

int devfreq_resume_device (struct devfreq *devfreq );

like, it takes one thing and gives you back an int, periodt.

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🎀 ARGUMENTS 🎀

• devfreq — the devfreq instance to be resumed. yes queen, this is the one you're waking back up 💖

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🦋 DESCRIPTION 🦋

so here's the tea ☕ — this function is intended to be called by the pm callbacks of the device driver that holds the devfreq. and which callbacks are those? like, runtime_resume, resume, the whole resume squad ✨

basically the driver's like "okay we're back, tell devfreq to get up too" and this is the function that does it. main character energy fr fr 👑

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💜 SEE ALSO 💜

the kernel file lives at ./drivers/devfreq/devfreq.c bestie, and here's the whole friend group it runs with:

• find_device_devfreq(9)
• devfreq_get_freq_range(9)
• devfreq_get_freq_level(9)
• devfreq_update_status(9)
• find_devfreq_governor(9)
• try_then_request_governor(9)
• devfreq_update_target(9)
• update_devfreq(9)
• devfreq_monitor(9)
• devfreq_monitor_start(9)
• devfreq_monitor_stop(9)
• devfreq_monitor_suspend(9)
• devfreq_monitor_resume(9)
• devfreq_update_interval(9)
• devfreq_notifier_call(9)
• qos_notifier_call(9)
• qos_min_notifier_call(9)
• qos_max_notifier_call(9)
• devfreq_dev_release(9)
• devfreq_add_device(9)
• devfreq_remove_device(9)
• devm_devfreq_add_device(9)
• devm_devfreq_remove_device(9)
• devfreq_suspend_device(9)
• devfreq_suspend(9)
• devfreq_resume(9)
• devfreq_add_governor(9)
• devm_devfreq_add_governor(9)
• devfreq_remove_governor(9)
• devfreq_summary_show(9)
• devfreq_recommended_opp(9)
• devfreq_register_opp_notifier(9)
• devfreq_unregister_opp_notifier(9)
• devm_devfreq_register_opp_notifier(9)
• devm_devfreq_unregister_opp_notifier(9)
• devfreq_register_notifier(9)
• devm_devfreq_register_notifier(9)
• devm_devfreq_unregister_notifier(9)

like, that's the whole gc right there 🫶 iykyk 💀

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and that's the whole page!! this one's from ./drivers/devfreq, dated October 2026, and it's devfreq_resume_device(9) — slay, go resume something 💅✨🌈💖