2022-12-01 16:40:09

by Peter Maucher

Subject: [PATCH 0/3] amdgpu/drm: Documentation updates

Explain difference between gttsize and gartsize
module parameters, and amend related documentation.
Also, amdgpu does support RDNA GPUs.


Peter Maucher (3):
drm/amdgpu: improve GART and GTT documentation
drm/amdgpu: add GART and GTT to glossary
drm/amdgpu: mention RDNA support in docu

Documentation/gpu/amdgpu/amdgpu-glossary.rst | 6 ++++++
Documentation/gpu/amdgpu/index.rst | 2 +-
drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 11 ++++++-----
3 files changed, 13 insertions(+), 6 deletions(-)

--
2.38.1

2022-12-01 16:43:07

by Alex Deucher

Subject: Re: [PATCH 0/3] amdgpu/drm: Documentation updates

Applied patches 1 and 3. Patch 2 is not exactly correct, I'll send
out an improved version of patch 2.

Thanks!

Alex

On Thu, Dec 1, 2022 at 10:38 AM Peter Maucher <[email protected]> wrote:
>
> Explain difference between gttsize and gartsize
> module parameters, and amend related documentation.
> Also, amdgpu does support RDNA GPUs.
>
>
> Peter Maucher (3):
> drm/amdgpu: improve GART and GTT documentation
> drm/amdgpu: add GART and GTT to glossary
> drm/amdgpu: mention RDNA support in docu
>
> Documentation/gpu/amdgpu/amdgpu-glossary.rst | 6 ++++++
> Documentation/gpu/amdgpu/index.rst | 2 +-
> drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 11 ++++++-----
> 3 files changed, 13 insertions(+), 6 deletions(-)
>
> --
> 2.38.1
>

2022-12-01 17:04:32

by Peter Maucher

Subject: [PATCH 2/3] drm/amdgpu: add GART and GTT to glossary

GART and GTT are two abbreviations that should be mentioned in the
glossary.

Signed-off-by: Peter Maucher <[email protected]>
---
Documentation/gpu/amdgpu/amdgpu-glossary.rst | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/Documentation/gpu/amdgpu/amdgpu-glossary.rst b/Documentation/gpu/amdgpu/amdgpu-glossary.rst
index 326896e9800d..d86bea7926dc 100644
--- a/Documentation/gpu/amdgpu/amdgpu-glossary.rst
+++ b/Documentation/gpu/amdgpu/amdgpu-glossary.rst
@@ -30,6 +30,12 @@ we have a dedicated glossary for Display Core at
EOP
End Of Pipe/Pipeline

+ GART
+ Graphics Aperture Table
+
+ GTT
+ Graphics Translation Table, mostly synonymous to GART
+
GC
Graphics and Compute

--
2.38.1

2022-12-01 22:04:01

by Felix Kuehling

Subject: Re: [PATCH 2/3] drm/amdgpu: add GART and GTT to glossary

On 2022-12-01 10:38, Peter Maucher wrote:
> GART and GTT are two abbreviations that should be mentioned in the
> glossary.
>
> Signed-off-by: Peter Maucher <[email protected]>
> ---
> Documentation/gpu/amdgpu/amdgpu-glossary.rst | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/Documentation/gpu/amdgpu/amdgpu-glossary.rst b/Documentation/gpu/amdgpu/amdgpu-glossary.rst
> index 326896e9800d..d86bea7926dc 100644
> --- a/Documentation/gpu/amdgpu/amdgpu-glossary.rst
> +++ b/Documentation/gpu/amdgpu/amdgpu-glossary.rst
> @@ -30,6 +30,12 @@ we have a dedicated glossary for Display Core at
> EOP
> End Of Pipe/Pipeline
>
> + GART
> + Graphics Aperture Table

The "R" stands for "Remapping". I've usually seen this as "Graphics
Address Remapping Table", but "... Aperture ..." would work too.

Regards,
  Felix


> +
> + GTT
> + Graphics Translation Table, mostly synonymous to GART
> +
> GC
> Graphics and Compute
>