bybrooklyn/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-04-18 14:53:58 -04:00
Code Issues Packages Projects Releases Wiki Activity

drm/amdgpu: split the VM entity into direct and delayed

Browse Source 
For page fault handling we need to use a direct update which can't be
blocked by ongoing user CS.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2019-07-19 14:41:12 +02:00
committed by Alex Deucher
parent 3084cf46cf
commit a2cf324785
4 changed files with 24 additions and 13 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/gpu/drm/amd/amdgpu/amdgpu_ids.c
View File

@@ -282,7 +282,7 @@ static int amdgpu_vmid_grab_reserved(struct amdgpu_vm *vm,
!dma_fence_is_later(updates, (*id)->flushed_updates))
updates = NULL;
if ((*id)->owner != vm->entity.fence_context ||
if ((*id)->owner != vm->direct.fence_context ||
job->vm_pd_addr != (*id)->pd_gpu_addr ||
updates || !(*id)->last_flush ||
((*id)->last_flush->context != fence_context &&
@@ -349,7 +349,7 @@ static int amdgpu_vmid_grab_used(struct amdgpu_vm *vm,
struct dma_fence *flushed;
/* Check all the prerequisites to using this VMID */
if ((*id)->owner != vm->entity.fence_context)
if ((*id)->owner != vm->direct.fence_context)
continue;
if ((*id)->pd_gpu_addr != job->vm_pd_addr)
@@ -449,7 +449,7 @@ int amdgpu_vmid_grab(struct amdgpu_vm *vm, struct amdgpu_ring *ring,
}
id->pd_gpu_addr = job->vm_pd_addr;
id->owner = vm->entity.fence_context;
id->owner = vm->direct.fence_context;
if (job->vm_needs_flush) {
dma_fence_put(id->last_flush);