amdgpu_i2c_create
adev->i2c_bus[i] = amdgpu_i2c_create(adev->ddev, &i2c, stmp);
adev->i2c_bus[i] = amdgpu_i2c_create(dev, rec, name);
struct amdgpu_i2c_chan *amdgpu_i2c_create(struct drm_device *dev,