xe_mmio_gem_create(9)

💖 xe_mmio_gem_create(9) — Kernel API Manual 💖

okay so bestie, this is the page for xe_mmio_gem_create, straight out of the Kernel API Manual. It's giving "expose an MMIO region to userspace" energy, and we're gonna walk through every single detail together. 🫶

🌸 NAME 🌸

xe_mmio_gem_create — Expose an MMIO region to userspace ✨

✨ SYNOPSIS ✨

struct xe_mmio_gem * xe_mmio_gem_create (struct xe_device *xe , struct
       drm_file *file , phys_addr_t phys_addr , size_t size );

That's the signature, character for character, no edits. 💅

🎀 ARGUMENTS 🎀

• xe — The xe device. literally the device in question. 💜
• file — DRM file descriptor. 🎀
• phys_addr — Start of the exposed MMIO region. 🌸
• size — The size of the exposed MMIO region. 🦋

💖 DESCRIPTION 💖

Okay so this function creates a GEM object that exposes an MMIO region with an mmap-able fake offset. That's the whole plot, no cap. 🍓

See: "Exposing MMIO regions to userspace" — yes, that's the reference they point at. 🌈

👑 SEE ALSO 👑

• Kernel file ./drivers/gpu/drm/xe/xe_mmio_gem.c 📁
• Exposing MMIO regions to userspace(9)
• xe_mmio_gem_mmap_offset(9)
• xe_mmio_gem_destroy(9)

🫶 cute sign-off bestie: the source/version line says ./drivers/gpu/drm/xe, the date on this one is October 2026, and the manual tag is xe_mmio_gem_create(9). periodt. 💜