drivers/gpu/drm/amd/display/dc/hubp/dcn21

AMD DCN 2.1 HUBP display IP block

Internal source code for the Hub Pipe (HUBP) component of AMD's Display Core Next 2.1 hardware, the display engine found in Renoir and Lucienne APUs (Ryzen 4000/5000 mobile, around 2020). HUBP is the block that fetches pixel data from memory and feeds it into the display pipeline.

not-a-driver conf=1.00 deploy=none replacement=none subsystem=gpu category=not-a-driver

100%

recommendation

This is not a standalone driver but a subdirectory inside AMD's display-core code that implements one IP block of the DCN 2.1 generation. It ships as part of the larger amdgpu driver and cannot be evaluated for keep-or-remove on its own; it lives or dies with the amdgpu display stack as a whole.

repository signals

2 files

996 source lines

4 commits, 5y

+998 / −2 lines added / removed, 5y

4 authors, 5y

monthly commits · 2021-04-21 → 2026-04-21 · 4 total · active in 4/61 months

sources

No sources cited.

codex reasoning notes (technical)

Not a driver directory: this is an internal AMD display-core IP block implementation subdirectory (DCN 2.1 HUBP), not a standalone kernel-bound hardware driver.