snd_power_wait(9)

snd_power_wait(9) 💅

okay so this is snd_power_wait(9) from the Kernel API Manual, and it is literally giving “old form, still iconic” energy. bestie, let’s get into it ✨

✨ NAME ✨

<pink>snd_power_wait</pink> — wait until the card gets powered up (old form) 💖

🦋 SYNOPSIS 🦋

int snd_power_wait (struct snd_card *card );

🍓 ARGUMENTS 🍓

• card — the soundcard structure, no cap. that’s the whole vibe 🫶

🌸 DESCRIPTION 🌸

It waits until the card gets powered up to the SNDRV_CTL_POWER_D0 state. like, it is literally waiting for that powered-up moment, and you are just along for the ride 😭✨

👑 RETURN 👑

Zero if successful, or a negative error code if it’s not slaying. periodt. 💀

🔥 SEE ALSO 🔥

The Kernel file is ./sound/core/init.c, and here’s the whole friend group, bestie:

• snd_device_alloc(9)
• snd_card_new(9)
• snd_devm_card_new(9)
• snd_card_free_on_error(9)
• snd_card_ref(9)
• snd_card_disconnect(9)
• snd_card_disconnect_sync(9)
• snd_card_free_when_closed(9)
• snd_card_free(9)
• snd_card_set_id(9)
• snd_card_add_dev_attr(9)
• snd_card_register(9)
• snd_component_add(9)
• snd_card_file_add(9)
• snd_card_file_remove(9)
• snd_power_ref_and_wait(9)

mwah 💋 — source/version ./sound/core, date October 2026, holding down the footer like the main character 🫶🎀