cdx_mcdi_get_num_devs(9)

cdx_mcdi_get_num_devs(9) 💅

okay bestie, welcome to the Kernel API Manual page for cdx_mcdi_get_num_devs — the function that gets the total number of devices on a particular bus of the controller. literally that's the whole vibe. 🦋

✨ NAME ✨

cdx_mcdi_get_num_devs — get the total number of devices on a particular bus of the controller. periodt. 💖

🛠️ SYNOPSIS 🛠️

int cdx_mcdi_get_num_devs (struct cdx_mcdi *cdx , int bus_num );

🧾 ARGUMENTS 🧾

• cdx — pointer to MCDI interface. 👑
• bus_num — Bus number. 🚌

🎁 RETURN 🎁

It returns the total number of devices available on the bus, and <0 on failure. so if you see a negative value, that's a fail bestie, no cap 😭

👀 SEE ALSO 👀

• Kernel file: ./drivers/cdx/controller/mcdi_functions.h 📁
• cdx_mcdi_get_num_buses(9)
• cdx_mcdi_get_dev_config(9)
• cdx_mcdi_bus_enable(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)

okay bestie, signing off from ./drivers/cdx/controller, October 2026 — cdx_mcdi_get_num_devs(9) out, mwah 💋✨