diff options
| author | Alice Ryhl <aliceryhl@google.com> | 2026-04-09 15:26:10 +0000 |
|---|---|---|
| committer | Danilo Krummrich <dakr@kernel.org> | 2026-05-05 12:52:49 +0200 |
| commit | 0b715b1e382b3d2e15d71c03a23be5f4333e7894 (patch) | |
| tree | 3f5419814ac3c97d4d9f55021a9916f42a33cb9c /rust/kernel/drm/gpuvm/mod.rs | |
| parent | dc3846045f694eef0606697e2304099cba403691 (diff) | |
rust: gpuvm: add GpuVmCore::sm_map()
Finally also add the operation for creating new mappings. Mapping
operations need extra data in the context since they involve a vm_bo
coming from the outside.
Co-developed-by: Asahi Lina <lina+kernel@asahilina.net>
Signed-off-by: Asahi Lina <lina+kernel@asahilina.net>
Reviewed-by: Daniel Almeida <daniel.almeida@collabora.com>
Signed-off-by: Alice Ryhl <aliceryhl@google.com>
Link: https://patch.msgid.link/20260409-gpuvm-rust-v6-5-b16e6ada7261@google.com
Signed-off-by: Danilo Krummrich <dakr@kernel.org>
Diffstat (limited to 'rust/kernel/drm/gpuvm/mod.rs')
| -rw-r--r-- | rust/kernel/drm/gpuvm/mod.rs | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/rust/kernel/drm/gpuvm/mod.rs b/rust/kernel/drm/gpuvm/mod.rs index a6436abd0f9c..dc755f248143 100644 --- a/rust/kernel/drm/gpuvm/mod.rs +++ b/rust/kernel/drm/gpuvm/mod.rs @@ -108,7 +108,7 @@ impl<T: DriverGpuVm> GpuVm<T> { vm_bo_alloc: GpuVmBo::<T>::ALLOC_FN, vm_bo_free: GpuVmBo::<T>::FREE_FN, vm_bo_validate: None, - sm_step_map: None, + sm_step_map: Some(Self::sm_step_map), sm_step_unmap: Some(Self::sm_step_unmap), sm_step_remap: Some(Self::sm_step_remap), } @@ -266,6 +266,13 @@ pub trait DriverGpuVm: Sized + Send { /// The private data passed to callbacks. type SmContext<'ctx>; + /// Indicates that a new mapping should be created. + fn sm_step_map<'op, 'ctx>( + &mut self, + op: OpMap<'op, Self>, + context: &mut Self::SmContext<'ctx>, + ) -> Result<OpMapped<'op, Self>, Error>; + /// Indicates that an existing mapping should be removed. fn sm_step_unmap<'op, 'ctx>( &mut self, |