xe_mmio_gem_mmap_offset(9)

🌸 xe_mmio_gem_mmap_offset — NAME 💅

okay so bestie, xe_mmio_gem_mmap_offset is literally the function that gives you back the mmap-able fake offset ✨ — that's the whole vibe, that's the name, no cap.

This one's part of the Kernel API Manual, and yes we're getting into it 🫶

---

✨ SYNOPSIS ✨

u64 xe_mmio_gem_mmap_offset (struct xe_mmio_gem *gem );

that's it, that's the whole signature, she's clean, she's iconic 💖

---

🎀 ARGUMENTS 🎀

• gem — the GEM object created with xe_mmio_gem_create. like, you gotta have made her first, you can't just show up with nothing 🙈

---

🦋 DESCRIPTION 🦋

so what does she actually do? this function returns the mmap-able fake offset that got allocated back when you called xe_mmio_gem_create ✨

that's it. that's the tea. fake offset in, fake offset out, main character energy 👑

and if you wanna go deeper ikk, check out the reference "Exposing MMIO regions to userspace" — the docs said it, not me 💅

🌸 reminder bestie: the offset was allocated during xe_mmio_gem_create, so that's where it came from. no shortcuts, no inventing your own offsets fr fr

---

🔥 SEE ALSO 🔥

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

go read them, they're all part of the same little friend group 🧚

---

💜 and that's a wrap, bestie! this lil page comes from ./drivers/gpu/drm/xe and it's dated October 2026 — go forth and mmap responsibly, periodt 💅🎀