unregister_sound_dsp(9)

okay so bestie, welcome to unregister_sound_dsp(9) — yes, that’s the page from the Kernel API Manual. It’s giving “clean up your DSP device era,” and we’re gonna walk through it together. 💖

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🌸 NAME 🌸

unregister_sound_dsp — unregister a DSP device ✨

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✨ SYNOPSIS ✨

the whole vibe is literally this one line:

void unregister_sound_dsp (int unit );

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🎀 ARGUMENTS 🎀

• unit — the unit number to allocate 🙈 (yes, that’s the manual’s exact wording — we keep the facts, always)

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💅 DESCRIPTION 💅

okay so picture this: you’ve got a sound device that was allocated with register_sound_dsp, and now you’re done with it. This function releases it. No cap, that’s the main character move. 🫶

The unit you pass in is the return value from the register function. iykyk.

And plot twist: both of the allocated units are released together automatically. 💀✨

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🦋 SEE ALSO 🦋

• Kernel file ./sound/sound_core.c
• register_sound_special_device(9)
• register_sound_mixer(9)
• register_sound_dsp(9)
• unregister_sound_special(9)
• unregister_sound_mixer(9)

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🎀 cute little sign-off: source/version ./sound, date October 2026, page unregister_sound_dsp(9) — mwah, bye bestie! 💖💅