cdx_mcdi_bus_enable(9)

💅 cdx_mcdi_bus_enable(9) — Kernel API Manual 💅

okay so bestie, welcome to the Kernel API Manual page for cdx_mcdi_bus_enable(9) — the function and the page are matching, we love a consistent icon 👑✨

🌸 NAME 🌸

cdx_mcdi_bus_enable — Enable CDX bus represented by bus_num 🦋

🎀 SYNOPSIS 🎀

int cdx_mcdi_bus_enable (struct cdx_mcdi *cdx , u8 bus_num );

🦋 ARGUMENTS 🦋

• cdx — pointer to MCDI interface. like, this is the MCDI hookup bestie is handing over 💖
• bus_num — Bus number. literally the bus number, no cap 💅

💜 RETURN 💜

0 on success, <0 on failure — so 0 is the slay outcome and <0 is the "oop, something went sideways" outcome 😭✨

🌈 SEE ALSO 🌈

okay bestie, there's a whole friend group of references here, go peek:

• Kernel file ./drivers/cdx/controller/mcdi_functions.h
• cdx_mcdi_get_num_buses(9)
• cdx_mcdi_get_num_devs(9)
• cdx_mcdi_get_dev_config(9)
• cdx_mcdi_bus_disable(9)
• cdx_mcdi_write_msi(9)
• cdx_mcdi_reset_device(9)
• cdx_mcdi_bus_master_enable(9)
• cdx_mcdi_msi_enable(9)

cute sign-off: this page comes from ./drivers/cdx/controller, dated October 2026, and it's the cdx_mcdi_bus_enable(9) manual page — bye bestie, hydrate and read your kernel docs 💖🎀🫶