audio_probe_channel(9)

💖 audio_probe_channel(9) 💖

okay so bestie, welcome to the Kernel API Manual — this one's audio_probe_channel(9) and it's literally the probe function of the driver module. yes. THE probe function. main character energy fr fr 🎀

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✨ NAME ✨

audio_probe_channel — the probe function of the driver module 🫶

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🦋 SYNOPSIS 🦋

int audio_probe_channel (struct most_interface *iface , int channel_id ,
struct most_channel_config *cfg , char *device_name , char *arg_list );

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🌸 ARGUMENTS 🌸

• iface — pointer to the interface instance 💅
• channel_id — the channel index/ID, like its little name tag 🏷️
• cfg — pointer to the actual channel configuration, the real one, no cap
• device_name — the name of the device that's gonna get created in /dev ✨
• arg_list — a string that gives you the desired audio resolution 🎧

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💜 DESCRIPTION 💜

So what does it actually do? It creates the sound card, creates the pcm device, sets the pcm ops, and registers the sound card. That's the whole glow-up routine, start to finish 👑

And the return? 0 on success, or an error code otherwise. that's it. that's the vibe check 💀

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🧚 SEE ALSO 🧚

Kernel file ./drivers/most/most_snd.c — go read it, iykyk 📖

• struct channel(9)
• get_channel(9)
• copy_data(9)
• playback_thread(9)
• pcm_open(9)
• pcm_close(9)
• pcm_prepare(9)
• pcm_trigger(9)
• pcm_pointer(9)
• audio_disconnect_channel(9)
• audio_rx_completion(9)
• audio_tx_completion(9)

like, the whole friend group, honestly 🌈

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mwah 💋 that's the page — brought to you from ./drivers/most, dated October 2026, and yeah it's still audio_probe_channel(9) at the bottom too. slay 💅✨