snd_hdac_regmap_sync(9)

✨ NAME ✨

okay so bestie, welcome to the Kernel API Manual page for snd_hdac_regmap_sync(9) 💅 this one is short, sweet, and lowkey iconic:

snd_hdac_regmap_sync - sync out the cached values for PM resume ✨

🌸 SYNOPSIS 🌸

the whole signature is giving “short and slay”:

void snd_hdac_regmap_sync (struct hdac_device *codec );

🎀 ARGUMENTS 🎀

• codec — the codec object 🫶 that’s the one and only argument, periodt.

🦋 SEE ALSO 🦋

Kernel file ./sound/hda/core/regmap.c is where this lives, and these linked pages are the friend group you should also check:

• snd_hdac_regmap_init(9)
• snd_hdac_regmap_exit(9)
• snd_hdac_regmap_add_vendor_verb(9)
• snd_hdac_regmap_write_raw(9)
• snd_hdac_regmap_read_raw(9)
• snd_hdac_regmap_update_raw(9)
• snd_hdac_regmap_update_raw_once(9)

mwah 💋 that’s the whole page, no cap. source: ./sound/hda/core · manual: Kernel API Manual · date: October 2026 💖