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drm/amdgpu:new field members for SRIOV 

and implement CSA functions in this file

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Monk Liu 2017-01-09 15:23:17 +08:00 committed by Alex Deucher
parent 3e19e69ab0
commit bd7de27d81
2 changed files with 8 additions and 0 deletions
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6
drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h
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@ -28,11 +28,17 @@
#define AMDGPU_SRIOV_CAPS_ENABLE_IOV (1 << 1) /* sr-iov is enabled on this GPU */ #define AMDGPU_SRIOV_CAPS_ENABLE_IOV (1 << 1) /* sr-iov is enabled on this GPU */
#define AMDGPU_SRIOV_CAPS_IS_VF (1 << 2) /* this GPU is a virtual function */ #define AMDGPU_SRIOV_CAPS_IS_VF (1 << 2) /* this GPU is a virtual function */
#define AMDGPU_PASSTHROUGH_MODE (1 << 3) /* thw whole GPU is pass through for VM */ #define AMDGPU_PASSTHROUGH_MODE (1 << 3) /* thw whole GPU is pass through for VM */
/* GPU virtualization */ /* GPU virtualization */
struct amdgpu_virt { struct amdgpu_virt {
uint32_t caps; uint32_t caps;
struct amdgpu_bo *csa_obj;
uint64_t csa_vmid0_addr;
}; };
#define AMDGPU_CSA_SIZE (8 * 1024)
#define AMDGPU_CSA_VADDR (AMDGPU_VA_RESERVED_SIZE - AMDGPU_CSA_SIZE)
#define amdgpu_sriov_enabled(adev) \ #define amdgpu_sriov_enabled(adev) \
((adev)->virt.caps & AMDGPU_SRIOV_CAPS_ENABLE_IOV) ((adev)->virt.caps & AMDGPU_SRIOV_CAPS_ENABLE_IOV)

2
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h
View File

@ -111,6 +111,8 @@ struct amdgpu_vm {
/* client id */ /* client id */
u64 client_id; u64 client_id;
/* each VM will map on CSA */
struct amdgpu_bo_va *csa_bo_va;
}; };
struct amdgpu_vm_id { struct amdgpu_vm_id {