linux-dev/Documentation/gpu/amdgpu/display, branch linus/master

Documentation/gpu: include description of AMDGPU hardware structure

2021-12-14T21:10:41Z

This describes in broad lines the how an AMD GPU is organized, in terms of hardware blocks. This is Alex' description from the "gpu block diagram" thread, edited to fit as ReST. Original text: https://www.spinics.net/lists/amd-gfx/msg71543.html Originally-by: Alex Deucher Signed-off-by: Yann Dirson Acked-by: Harry Wentland Reviewed-by: Rodrigo Siqueira Signed-off-by: Alex Deucher

Documentation/gpu: Add amdgpu and dc glossary

2021-12-13T21:33:16Z

In the DC driver, we have multiple acronyms that are not obvious most of the time; the same idea is valid for amdgpu. This commit introduces a DC and amdgpu glossary in order to make it easier to navigate through our driver. Changes since V3: - Yann: Add new acronyms to amdgpu glossary - Daniel: Add link between dc and amdgpu glossary Changes since V2: - Add MMHUB Changes since V1: - Yann: Divide glossary based on driver context. - Alex: Make terms more consistent and update CPLIB - Add new acronyms to the glossary Reviewed-by: Yann Dirson Reviewed-by: Harry Wentland Signed-off-by: Rodrigo Siqueira Signed-off-by: Alex Deucher

Documentation/gpu: Add basic overview of DC pipeline

2021-12-13T21:33:16Z

This commit describes how DCN works by providing high-level diagrams with an explanation of each component. In particular, it details the Global Sync signals. Change since V2: - Add a comment about MMHUBBUB. Reviewed-by: Yann Dirson Reviewed-by: Harry Wentland Signed-off-by: Rodrigo Siqueira Signed-off-by: Alex Deucher

Documentation/gpu: How to collect DTN log

2021-12-13T21:33:16Z

Introduce how to collect DTN log from debugfs. Reviewed-by: Yann Dirson Reviewed-by: Harry Wentland Signed-off-by: Rodrigo Siqueira Signed-off-by: Alex Deucher

Documentation/gpu: Document pipe split visual confirmation

2021-12-13T21:33:16Z

Display core provides a feature that makes it easy for users to debug Pipe Split. This commit introduces how to use such a debug option. Reviewed-by: Yann Dirson Reviewed-by: Harry Wentland Signed-off-by: Rodrigo Siqueira Signed-off-by: Alex Deucher

Documentation/gpu: Document amdgpu_dm_visual_confirm debugfs entry

2021-12-13T21:33:16Z

Display core provides a feature that makes it easy for users to debug Multiple planes by enabling a visual notification at the bottom of each plane. This commit introduces how to use such a feature. Reviewed-by: Yann Dirson Reviewed-by: Harry Wentland Signed-off-by: Rodrigo Siqueira Signed-off-by: Alex Deucher

Documentation/gpu: Reorganize DC documentation

2021-12-13T21:33:16Z

Display core documentation is not well organized, and it is hard to find information due to the lack of sections. This commit reorganizes the documentation layout, and it is preparation work for future changes. Changes since V1: - Christian: Group amdgpu documentation together. - Daniel: Drop redundant amdgpu prefix. - Jani: Create index pages. - Yann: Mirror display folder in the documentation. Reviewed-by: Yann Dirson Reviewed-by: Harry Wentland Signed-off-by: Rodrigo Siqueira Signed-off-by: Alex Deucher