sigmadsp_restrict_params(9)

💖 NAME 💖

okay so bestie, welcome to the Kernel API Manual entry for sigmadsp_restrict_params — and what it does is Applies DSP firmware specific constraints. That’s the whole name, no cap. 💅✨

🎀 SYNOPSIS 🎀

int sigmadsp_restrict_params (struct sigmadsp *sigmadsp , struct
snd_pcm_substream *substream );

🦋 ARGUMENTS 🦋

• sigmadsp — The sigmadsp instance. 🫶
• substream — The substream to restrict. ✨

💜 DESCRIPTION 💜

It applies samplerate constraints that may be required by the firmware. 🎚️🔥

Should typically be called from the CODEC/component drivers startup callback. iykyk. 🌸

Returns 0 on success 🎉, a negative error code otherwise 😭. Periodt.

🌈 SEE ALSO 🌈

• Kernel file: ./sound/soc/codecs/sigmadsp.c
• devm_sigmadsp_init(9)
• sigmadsp_attach(9)
• sigmadsp_setup(9)
• sigmadsp_reset(9)

cute little sign-off from the manpage corner: source/version is ./sound/soc/codecs, dated October 2026, and it’s all for sigmadsp_restrict_params(9). bye bestie, slay your kernel adventures! 💖🎀🦋