Re: [PATCH v3 2/5] Documentation/gpu: Add new glossary entries from UMR

["Lazar, Lijo" <lijo.lazar@amd.com>]

On 10/21/2025 1:08 AM, Rodrigo Siqueira wrote:
> When using UMR, a dashboard is available that displays the CPC, CPF,
> CPG, TCP, and UTCL utilization. This commit introduces the meanings of
> those acronyms (and others) to the glossary to improve the comprehension
> of the UMR dashboard.
> 
> Cc: Alex Deucher <alexander.deucher@amd.com>
> Cc: Christian König <christian.koenig@amd.com>
> Cc: Timur Kristóf <timur.kristof@gmail.com>
> Signed-off-by: Rodrigo Siqueira <siqueira@igalia.com>
> ---
>   Documentation/gpu/amdgpu/amdgpu-glossary.rst | 21 ++++++++++++++++++++
>   1 file changed, 21 insertions(+)
> 
> diff --git a/Documentation/gpu/amdgpu/amdgpu-glossary.rst b/Documentation/gpu/amdgpu/amdgpu-glossary.rst
> index 30812d9d53c6..eb72e6f6d4f1 100644
> --- a/Documentation/gpu/amdgpu/amdgpu-glossary.rst
> +++ b/Documentation/gpu/amdgpu/amdgpu-glossary.rst
> @@ -30,6 +30,15 @@ we have a dedicated glossary for Display Core at
>       CP
>         Command Processor
>   
> +    CPC
> +      Command Processor Compute
> +
> +    CPF
> +      Command Processor Fetch
> +
> +    CPG
> +      Command Processor Graphics
> +
>       CPLIB
>         Content Protection Library
>   
> @@ -78,6 +87,9 @@ we have a dedicated glossary for Display Core at
>       GMC
>         Graphic Memory Controller
>   
> +    GPR
> +      General Purpose Register
> +
>       GPUVM
>         GPU Virtual Memory.  This is the GPU's MMU.  The GPU supports multiple
>         virtual address spaces that can be in flight at any given time.  These
> @@ -92,6 +104,9 @@ we have a dedicated glossary for Display Core at
>         table for use by the kernel driver or into per process GPUVM page tables
>         for application usage.
>   
> +    GWS
> +      Global Wave Syncs

Sync (s is not there).
> +
>       IH
>         Interrupt Handler
>   
> @@ -206,12 +221,18 @@ we have a dedicated glossary for Display Core at
>       TC
>         Texture Cache
>   
> +    TCP (AMDGPU)
> +      Texture Cache Processing

Texture Cache per Pipe - terminology used for L1 cache in old architecture.

> +
>       TOC
>         Table of Contents
>   
>       UMSCH
>         User Mode Scheduler
>   
> +    UTCL
> +      Universal Texture Cache Line

Unified Translation Cache - equivalent of TLB. Has multiple levels, 
hence L may be dropped.

Thanks,
Lijo

> +
>       UVD
>         Unified Video Decoder
>