Internal interrupt-routing code for the DCN 3.5.1 revision of AMD's Display Core, the display engine block found in recent Ryzen integrated graphics. It is one small piece of the larger amdgpu graphics driver, not a standalone driver in its own right.
This is not actually a driver directory; it is a sub-component of the amdgpu display stack that handles IRQ plumbing for the DCN 3.5.1 display hardware revision. It only makes sense as part of the wider AMD GPU driver and shouldn't be evaluated for keep-or-remove on its own.
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monthly commits · 2021-04-21 → 2026-04-21 · 4 total · active in 3/61 months
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codex reasoning notes (technical)
Not a driver directory: contains AMD Display Core DCN3.5.1 IRQ support code, an internal display-subsystem helper under amdgpu/DC rather than a standalone kernel-bound hardware driver.