From aa53bc2edb66624ac05902910c41d8b4f685b8bc Mon Sep 17 00:00:00 2001 From: Monk Liu Date: Wed, 4 Mar 2020 11:38:36 +0800 Subject: drm/amdgpu: introduce new request and its function 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 Reviewed-by: Emily Deng Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c index d791bfe5ae68..4d06c79065bf 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c @@ -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. -- cgit v1.2.3