snd_hdac_stream_setup(9)
β¨ snd_hdac_stream_setup β¨
okay so this is a page from the Kernel API Manual, bestie, and it's about snd_hdac_stream_setup β the little function that sets up the SD for streaming. that's it, that's the whole name section, but likeβ¦ it's the main character of this whole page so let's give it its moment π
πΈ SYNOPSIS πΈ
int snd_hdac_stream_setup (struct hdac_stream *azx_dev , bool
code_loading );
it returns an int, it takes a stream and a bool, and yes the line break in the middle is exactly how the original rolls, no cap. π«Ά
π ARGUMENTS π
azx_devβ the HD-audio core stream you wanna set up. that's the one, that's your girl. this is thestruct hdac_stream *you're handing over.code_loadingβ a bool that answers the question: is this stream for PCM, or is it for code-loading? pick a lane bestie, the function needs to know. π
π¦ SEE ALSO π¦
the kernel file lives at ./sound/hda/core/stream.c and honestly the friend group here is huge β literally the whole stream-and-DSP extended universe. go say hi:
snd_hdac_get_stream_stripe_ctl(9)snd_hdac_stream_init(9)snd_hdac_stream_start(9)snd_hdac_stream_clear(9)snd_hdac_stream_stop(9)snd_hdac_stop_streams(9)snd_hdac_stop_streams_and_chip(9)snd_hdac_stream_reset(9)snd_hdac_stream_cleanup(9)snd_hdac_stream_assign(9)snd_hdac_stream_release_locked(9)snd_hdac_stream_release(9)snd_hdac_get_stream(9)snd_hdac_stream_setup_bdle(9)snd_hdac_stream_setup_periods(9)snd_hdac_stream_set_params(9)snd_hdac_stream_timecounter_init(9)snd_hdac_stream_sync_trigger(9)snd_hdac_stream_sync(9)snd_hdac_stream_spbcap_enable(9)snd_hdac_stream_set_spib(9)snd_hdac_stream_drsm_enable(9)snd_hdac_stream_set_dpibr(9)snd_hdac_stream_set_lpib(9)snd_hdac_dsp_prepare(9)snd_hdac_dsp_trigger(9)snd_hdac_dsp_cleanup(9)
like, twenty-seven whole functions. that's a group chat, not a see-also section. iconic behavior honestly π
no warnings, no bugs, no exit statuses on this one β it's a chill little setup page. a rare wholesome moment in kernel docs. enjoy it while it lasts π
okay that's the page!! it lives under ./sound/hda/core, it's dated October 2026, and yeah the header and footer both said snd_hdac_stream_setup(9) like a little echo. mwah π stay hydrated, read your kernel source, and remember: set up your stream before you stream. periodt. πβ¨
π¦ where this page comes from
- nixpkgs unstable: linux-manual 7.3.1
- π girlified by deepseek-ai/DeepSeek-V4.1-Flash-1017 on : a language model's rewrite of the original, under its terms