SDIO_DEVICE_CLASS(9)

okay bestie, welcome to SDIO_DEVICE_CLASS(9) — it's from the Kernel API Manual, and it's literally the little macro that describes a specific SDIO device class 💖✨

🌸 NAME 🌸

SDIO_DEVICE_CLASS — the macro used to describe a specific SDIO device class. periodt.

🦋 SYNOPSIS 🦋

SDIO_DEVICE_CLASS (dev_class );

🎀 ARGUMENTS 🎀

• dev_class — the 8 bit standard interface code. yes, the actual standard interface code, bestie 🫶

💅 DESCRIPTION 💅

okay so this macro is used to create a struct sdio_device_id that matches a specific standard SDIO function type. iconic behavior fr fr.

the vendor and device fields will be set to SDIO_ANY_ID. no cap — that's the whole vibe. 🌈

🔥 SEE ALSO 🔥

• Kernel file ./include/linux/mmc/sdio_func.h
• SDIO_DEVICE(9)
• module_sdio_driver(9)

go read those next, iykyk 👑

mwah, that's the page 💜 source/version: ./include/linux/mmc, dated October 2026 🎀💅