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drm/amdgpu:new field members for SRIOV

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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_IS_VF (1 << 2) /* this GPU is a virtual function */
#define AMDGPU_PASSTHROUGH_MODE (1 << 3) /* thw whole GPU is pass through for VM */
/* GPU virtualization */
struct amdgpu_virt {
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) \
((adev)->virt.caps & AMDGPU_SRIOV_CAPS_ENABLE_IOV)