xe_mmio_init(9)

✨ xe_mmio_init(9) ✨

okay so bestie, welcome to the Kernel API Manual 💖 this is the page for xe_mmio_init, and no cap, it's a short one — but it's lowkey important, so pay attention 🫶

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🌸 NAME 🌸

xe_mmio_init — Initialize an MMIO instance 💅

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🎀 SYNOPSIS 🎀

void xe_mmio_init (struct xe_mmio *mmio , struct xe_tile *tile , void
__iomem *ptr , u32 size );

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🦋 ARGUMENTS 🦋

• mmio — Pointer to the MMIO instance to initialize 🫶 this is the thing you're setting up, bestie
• tile — The tile to which the MMIO region belongs 👑
• ptr — Pointer to the start of the MMIO region ✨
• size — The size of the MMIO region in bytes 📏 fr fr, in bytes

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💜 DESCRIPTION 💜

This is a convenience function for minimal initialization of struct xe_mmio. 💅

Like, that's literally it — it's the low-effort, high-reward setup path. Minimal init, no drama, no extra steps. Not me being obsessed with a function this small, but here we are 😭

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🌈 SEE ALSO 🌈

Kernel file ./drivers/gpu/drm/xe/xe_mmio.c, plus the rest of the squad:

• xe_mmio_probe_tiles(9)
• xe_mmio_probe_early(9)
• xe_mmio_read64_2x32(9)
• xe_mmio_wait32(9)
• xe_mmio_wait32_not(9)
• xe_mmio_init_vf_view(9)

go read those too, iykyk 🔥

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and that's the whole page, bestie 🎀 mwah 💖 this lil icon lives in ./drivers/gpu/drm/xe and it's dated October 2026 — slay, periodt 👑