p1022_rdk_startup(9)

🌸 NAME 🌸

okay so bestie, this is p1022_rdk_startup(9) from the Kernel API Manual 💖 and it is literally here to program the board with various hardware parameters. slay.

• p1022_rdk_startup — program the board with various hardware parameters ✨

✨ SYNOPSIS ✨

int p1022_rdk_startup (struct snd_pcm_substream *substream );

🎀 ARGUMENTS 🎀

• substream — an ASoC substream object 🦋

💅 DESCRIPTION 💅

so this function takes board-specific info — like clock frequencies and serial data formats — and passes that information to the codec and transport drivers. it's giving matchmaker but for hardware parameters, no cap 🔥

🌈 RETURN 🌈

• 0 on success 🫶
• a negative errno value on error 😭

🦋 SEE ALSO 🦋

the kernel file ./sound/soc/fsl/p1022_rdk.c is right there, and these linked besties are also doing their thing:

• p1022_rdk_machine_probe(9)
• p1022_rdk_machine_remove(9)
• p1022_rdk_probe(9)
• p1022_rdk_remove(9)
• p1022_rdk_init(9)
• p1022_rdk_exit(9)

cute little sign-off: sourced from ./sound/soc/fsl, dated October 2026 💖 periodt.