Hi, Should I go ahead make the diagram more detailed or just add the links in 'Slides and articles' & 'Conference talks' to the existing diagram?
Best regards, On Wed, Jun 4, 2025 at 10:37 AM Simona Vetter <simona.vet...@ffwll.ch> wrote: > > On Mon, Jun 02, 2025 at 08:28:30AM +0700, Bagas Sanjaya wrote: > > On Sun, Jun 01, 2025 at 06:18:47PM -0400, Abdulrasaq Lawani wrote: > > > Add an overview diagram of Linux DRM architecture for > > > graphics and compute to introduction.rst > > > > > > Signed-off-by: Abdulrasaq Lawani <abdulrasaqolaw...@gmail.com> > > > --- > > > <snipped>... > > > diff --git a/Documentation/gpu/introduction.rst > > > b/Documentation/gpu/introduction.rst > > > index > > > 3cd0c8860b949408ed570d3f9384edd5f03df002..a8d3f953a470180b395ec52a45d0f3f4561424e0 > > > 100644 > > > --- a/Documentation/gpu/introduction.rst > > > +++ b/Documentation/gpu/introduction.rst > > > @@ -14,7 +14,45 @@ including the TTM memory manager, output configuration > > > and mode setting, > > > and the new vblank internals, in addition to all the regular features > > > found in current kernels. > > > > > > -[Insert diagram of typical DRM stack here] > > > +Overview of the Linux DRM Architecture > > > +-------------------------------------- > > > +:: > > > + > > > + +-----------------------------+ > > > + | User-space Apps | > > > + | (Games, Browsers, ML, etc.) | > > > + +-----------------------------+ > > > + | > > > + v > > > + +---------------------------------------+ > > > + | Graphics APIs | Compute APIs | > > > + | (OpenGL, Vulkan) | (OpenCL, CUDA) | > > > + +---------------------------------------+ > > > + | | > > > + v v > > > + +---------------------+ +-----------------------+ > > > + | User-space Driver | | Compute Runtime | > > > + | (Mesa, AMD/NVIDIA) | | (OpenCL, CUDA, ROCm) | > > > + +---------------------+ +-----------------------+ > > > + | | > > > + +--------+----------+ > > > + | > > > + v > > > + +-----------------------+ > > > + | libdrm (DRM API) | > > > + +-----------------------+ > > > + | > > > + v > > > + +-------------------------------------------+ > > > + | Kernel DRM/KMS Driver (i915, amdgpu, | > > > + | nouveau, etc.) | > > > + +-------------------------------------------+ > > > + | | > > > + v v > > > + +----------------+ +-------------------+ > > > + | GPU Display HW | | GPU Compute Units | > > > + +----------------+ +-------------------+ > > > + > > I'm a bit late to the party, apologies. I'm not sure how much use there is > in an extremely simplified diagram like this, least because it's really > incomplete and leaves out the entire display and compositor side. > > My idea was that we'd instead link to the large pile of introductory and > overview talks further down in this file, if people want to get an > overview over what drm does. > > If you want I guess you could add some links to the relevant wikipedia > pages, I think they also do a fairly decent job of explaining the big > picture. > > Thanks, Sima > > > > > > > > Style Guidelines > > > ================ > > > > > > > The patch LGTM, thanks! > > > > Reviewed-by: Bagas Sanjaya <bagasdo...@gmail.com> > > > > -- > > An old man doll... just what I always wanted! - Clara > > > > -- > Simona Vetter > Software Engineer, Intel Corporation > http://blog.ffwll.ch
