diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c index a4780d5532be..4af3989e4a75 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c @@ -339,6 +339,40 @@ void amdgpu_amdkfd_free_gtt_mem(struct kgd_dev *kgd, void *mem_obj) amdgpu_bo_unref(&(bo)); } +int amdgpu_amdkfd_alloc_gws(struct kgd_dev *kgd, size_t size, + void **mem_obj) +{ + struct amdgpu_device *adev = (struct amdgpu_device *)kgd; + struct amdgpu_bo *bo = NULL; + struct amdgpu_bo_param bp; + int r; + + memset(&bp, 0, sizeof(bp)); + bp.size = size; + bp.byte_align = 1; + bp.domain = AMDGPU_GEM_DOMAIN_GWS; + bp.flags = AMDGPU_GEM_CREATE_NO_CPU_ACCESS; + bp.type = ttm_bo_type_device; + bp.resv = NULL; + + r = amdgpu_bo_create(adev, &bp, &bo); + if (r) { + dev_err(adev->dev, + "failed to allocate gws BO for amdkfd (%d)\n", r); + return r; + } + + *mem_obj = bo; + return 0; +} + +void amdgpu_amdkfd_free_gws(struct kgd_dev *kgd, void *mem_obj) +{ + struct amdgpu_bo *bo = (struct amdgpu_bo *)mem_obj; + + amdgpu_bo_unref(&bo); +} + uint32_t amdgpu_amdkfd_get_fw_version(struct kgd_dev *kgd, enum kgd_engine_type type) { |