diff options
| author | James Zhu <James.Zhu@amd.com> | 2023-04-25 16:55:56 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-06-09 11:07:12 -0400 |
| commit | 23105541727cd6b702c9ee66d98ba50a129fbd5e (patch) | |
| tree | af36196b98271447f9fd33138fe3ec75bc6c640d /drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.c | |
| parent | 20997c04b7168b1833da77f882eb5a6f246c4b96 (diff) | |
drm/amdgpu: save/restore part of xcp drm_device fields
Redirect xcp allocated drm_device::rdev/pdev/driver with
amdgpu pci_device/drm_device setting. They need be saved
before redirect and restored after unregister xcp drm_device.
-v2: fix warning discarded-qualifiers
Signed-off-by: James Zhu <James.Zhu@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.c index fcdc0862d258..86087faab689 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xcp.c @@ -240,9 +240,14 @@ static int amdgpu_xcp_dev_alloc(struct amdgpu_device *adev) return PTR_ERR(p_ddev); /* Redirect all IOCTLs to the primary device */ + adev->xcp_mgr->xcp[i].rdev = p_ddev->render->dev; + adev->xcp_mgr->xcp[i].pdev = p_ddev->primary->dev; + adev->xcp_mgr->xcp[i].driver = (struct drm_driver *)p_ddev->driver; + adev->xcp_mgr->xcp[i].vma_offset_manager = p_ddev->vma_offset_manager; p_ddev->render->dev = ddev; p_ddev->primary->dev = ddev; p_ddev->vma_offset_manager = ddev->vma_offset_manager; + p_ddev->driver = &amdgpu_partition_driver; adev->xcp_mgr->xcp[i].ddev = p_ddev; } @@ -330,13 +335,20 @@ int amdgpu_xcp_dev_register(struct amdgpu_device *adev, void amdgpu_xcp_dev_unplug(struct amdgpu_device *adev) { + struct drm_device *p_ddev; int i; if (!adev->xcp_mgr) return; - for (i = 0; i < MAX_XCP; i++) - drm_dev_unplug(adev->xcp_mgr->xcp[i].ddev); + for (i = 0; i < MAX_XCP; i++) { + p_ddev = adev->xcp_mgr->xcp[i].ddev; + drm_dev_unplug(p_ddev); + p_ddev->render->dev = adev->xcp_mgr->xcp[i].rdev; + p_ddev->primary->dev = adev->xcp_mgr->xcp[i].pdev; + p_ddev->driver = adev->xcp_mgr->xcp[i].driver; + p_ddev->vma_offset_manager = adev->xcp_mgr->xcp[i].vma_offset_manager; + } } int amdgpu_xcp_open_device(struct amdgpu_device *adev, |