snd_hdac_ext...stream_setup(9)

💅 snd_hdac_ext_host_stream_setup — a kernel API manual, bestie edition

okay so real talk, this one is from the Kernel API Manual, and it's about getting a HOST stream all set up and ready to go. Let's get into it 🎀

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✨ NAME ✨

snd_hdac_ext_host_stream_setup — literally just: setup a HOST stream. that's the whole vibe. 🦋

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🌸 SYNOPSIS 🌸

int snd_hdac_ext_host_stream_setup (struct hdac_ext_stream *hext_stream
, bool code_loading );

so it takes two things and gives you back an int. periodt. 💅

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🫶 ARGUMENTS 🫶

• hext_stream — the HDAudio stream you want to set up, bestie. hand it over 💖
• code_loading — a bool that tells everyone whether this stream is for PCM or for code-loading. that's it, that's the choice 🧚

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⭐ RETURN ⭐

Zero on success, or a negative error code if it didn't slay 😭 — so like, check it, ok?

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👑 SEE ALSO 👑

the source lives here, no cap:

• Kernel file ./sound/hda/core/ext/stream.c

and the whole friend group 💜:

• snd_hdac_apl_host_stream_setup(9)
• snd_hdac_ext_stream_init(9)
• snd_hdac_ext_stream_init_all(9)
• snd_hdac_ext_stream_free_all(9)
• snd_hdac_ext_stream_decouple(9)
• snd_hdac_ext_stream_start(9)
• snd_hdac_ext_stream_clear(9)
• snd_hdac_ext_stream_reset(9)
• snd_hdac_ext_stream_setup(9)
• snd_hdac_ext_stream_assign(9)
• snd_hdac_ext_stream_release(9)
• snd_hdac_ext_cstream_assign(9)

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ngl the whole thing comes out of ./sound/hda/core/ext, and the page is dated October 2026 🌈

okay that's the whole page, ily, go set up some streams 🍓✨🦋 💖