Commit bd7de27d authored by Monk Liu's avatar Monk Liu Committed by Alex Deucher
Browse files

drm/amdgpu:new field members for SRIOV 



and implement CSA functions in this file

Signed-off-by: default avatarMonk Liu <Monk.Liu@amd.com>
Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 3e19e69a

drivers/gpu/drm/amd/amdgpu/amdgpu_virt.h

+6 −0
Original line number Diff line number Diff line
@@ -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)

drivers/gpu/drm/amd/amdgpu/amdgpu_vm.h

+2 −0
Original line number Diff line number Diff line
@@ -111,6 +111,8 @@ struct amdgpu_vm { 


	/* client id */

	u64                     client_id;

	/* each VM will map on CSA */

	struct amdgpu_bo_va *csa_bo_va;

};



struct amdgpu_vm_id {

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