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drm/amdgpu: add kernel ctx support (v2)

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v2: rebase against kfd changes

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Acked-by: Christian K?nig <christian.koenig@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>
This commit is contained in:
Chunming Zhou
2015-07-06 13:42:58 +08:00
committed by Alex Deucher
parent 4274f5d45c
commit 23ca0e4e47
3 changed files with 76 additions and 29 deletions
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9
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
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@@ -1525,6 +1525,14 @@ int amdgpu_device_init(struct amdgpu_device *adev,
return r;
}
if (!adev->kernel_ctx) {
uint32_t id = 0;
r = amdgpu_ctx_alloc(adev, NULL, &id);
if (r) {
dev_err(adev->dev, "failed to create kernel context (%d).\n", r);
return r;
}
}
r = amdgpu_ib_ring_tests(adev);
if (r)
DRM_ERROR("ib ring test failed (%d).\n", r);
@@ -1586,6 +1594,7 @@ void amdgpu_device_fini(struct amdgpu_device *adev)
adev->shutdown = true;
/* evict vram memory */
amdgpu_bo_evict_vram(adev);
amdgpu_ctx_free(adev, NULL, 0);
amdgpu_ib_pool_fini(adev);
amdgpu_fence_driver_fini(adev);
amdgpu_fbdev_fini(adev);