cdx_match_id(9)

okay so bestie, welcome to cdx_match_id(9) from the Kernel API Manual — page title and manual name, folded in all cute near the top 🫶. This one is about seeing if a CDX device matches a given cdx_id table, and it’s giving matchmaker energy 💅.

🌸 NAME 🌸

cdx_match_id — See if a CDX device matches a given cdx_id table. periodt.

✨ SYNOPSIS ✨

the signature, untouched because we do not mess with code:

       const struct cdx_device_id * cdx_match_id (const struct cdx_device_id
       *ids , struct cdx_device *dev );

🎀 ARGUMENTS 🎀

• ids — array of CDX device ID structures to search in. this is the search zone, bestie 🔍
• dev — the CDX device structure to match against. this is the device in question 🫶

🦋 DESCRIPTION 🦋

Used by a driver to check whether a CDX device is in its list of supported devices. Returns the matching cdx_device_id structure or NULL if there is no match. literally a vibe check for devices 💅.

💅 RETURN 💅

matching cdx_device_id structure or NULL if there is no match. no match means NULL, and that’s periodt 💀.

👑 SEE ALSO 👑

Kernel file ./drivers/cdx/cdx.c — and the rest of the squad:

• cdx_dev_reset(9)
• reset_cdx_device(9)
• cdx_unregister_device(9)
• cdx_match_one_device(9)
• cdx_bus_match(9)
• cdx_mmap_resource(9)

sending you off from source/version ./drivers/cdx, dated October 2026 — kisses, and go read those manpages bestie 💖