q6adm_open(9)

💅 q6adm_open — the one where you open adm and grab a free copp

okay bestie, welcome to q6adm_open(9) from the Kernel API Manual ✨ this is the function that opens up adm and snags you a free copp, and honestly? it's giving "let me in, I need a copp" 🎀

✨ SYNOPSIS ✨

struct q6copp * q6adm_open (struct device *dev , int port_id , int path
, int rate , int channel_mode , int topology , int perf_mode , uint16_t
bit_width , int app_type , int acdb_id );

like, yes, that's a lot of arguments. no cap. we'll go through every single one 🌸

🫶 ARGUMENTS 🫶

• dev — pointer to the adm child device, i.e. your ticket in 💖
• port_id — the port id
• path — playback or capture path, pick your vibe
• rate — the rate at which a copp is required, lowkey important
• channel_mode — channel mode
• topology — the adm topology id
• perf_mode — performace mode (yes bestie, the manpage really spells it like that, I'm not touching it 🙈)
• bit_width — audio sample bit width, and it's a uint16_t so don't come at it with anything bigger 👑
• app_type — application type
• acdb_id — ACDB id

🦋 RETURN 🦋

will be an negative on error, or a valid copp pointer on success ✨ so like, check the vibe before you dereference anything, fr fr 😭

🌈 SEE ALSO 🌈

• kernel file ./sound/soc/qcom/qdsp6/q6adm.c — go read the source, it's literally right there 👀
• q6adm_get_copp_id(9)
• q6adm_matrix_map(9)
• q6adm_close(9)

that's the whole page, bestie, you ate that 💅 mwah 🫶

shoutout to the ./sound/soc/qcom/qdsp6 era of the Kernel API Manual, dated October 2026 ⭐ iconic, no notes 🎀