Module gpuvm

DRM GPUVM in immediate mode

Rust abstractions for using GPUVM in immediate mode. This is when the GPUVM state is updated during run_job(), i.e., in the DMA fence signalling critical path, to ensure that the GPUVM and the GPU’s virtual address space has the same state at all times.

C header: include/drm/drm_gpuvm.h

Structs

• GpuVa
  Represents that a range of a GEM object is mapped in this GpuVm instance.
• GpuVaAlloc
  A pre-allocated GpuVa object.
• GpuVaRemoved
  A GpuVa object that has been removed.
• GpuVm
  A DRM GPU VA manager.
• GpuVmBo
  Represents that a given GEM object has at least one mapping on this GpuVm instance.
• OpMap
  Represents an sm_step_map operation that has not yet been completed.
• OpMapRequest
  The argument for UniqueRefGpuVm::sm_map.
• OpMapped
  Represents a completed OpMap operation.
• OpRemap
  Represents an sm_step_remap operation that has not yet been completed.
• OpRemapMapData
  Part of an OpRemap that represents a new mapping.
• OpRemapRet
  Struct containing objects removed or not used by OpRemap::remap.
• OpRemapped
  Represents a completed OpRemap operation.
• OpUnmap
  Represents an sm_step_unmap operation that has not yet been completed.
• OpUnmapped
  Represents a completed OpUnmap operation.
• UniqueRefGpuVm
  The core of the DRM GPU VA manager.

Traits

• DriverGpuVm
  The manager for a GPUVM.