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drm/amdgpu: introduce new request and its function

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1) modify xgpu_nv_send_access_requests to support
new idh request

2) introduce new function: req_gpu_init_data() which
is used to notify host to prepare vbios/ip-discovery/pfvf exchange

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Emily Deng <Emily.Deng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Monk Liu
2020-03-04 11:38:36 +08:00
committed by Alex Deucher
parent c27cbdd2d0
commit aa53bc2edb
4 changed files with 57 additions and 9 deletions
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13
drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
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@@ -153,6 +153,19 @@ int amdgpu_virt_reset_gpu(struct amdgpu_device *adev)
return 0;
}
void amdgpu_virt_request_init_data(struct amdgpu_device *adev)
{
struct amdgpu_virt *virt = &adev->virt;
if (virt->ops && virt->ops->req_init_data)
virt->ops->req_init_data(adev);
if (adev->virt.req_init_data_ver > 0)
DRM_INFO("host supports REQ_INIT_DATA handshake\n");
else
DRM_WARN("host doesn't support REQ_INIT_DATA handshake\n");
}
/**
* amdgpu_virt_wait_reset() - wait for reset gpu completed
* @amdgpu: amdgpu device.