drm/nouveau/tegra: fetch gpu_speedo_id

The GPU speedo ID is required to select the right clk/volt parameters on
GM20B.
Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drivers/gpu/drm/nouveau/include/nvkm/core/tegra.h

@@ -28,6 +28,7 @@ struct nvkm_device_tegra {
 	} iommu;
 
 	int gpu_speedo;
+	int gpu_speedo_id;
 };
 
 struct nvkm_device_tegra_func {

drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c

@@ -311,6 +311,7 @@ nvkm_device_tegra_new(const struct nvkm_device_tegra_func *func,
 		goto remove;
 
 	tdev->gpu_speedo = tegra_sku_info.gpu_speedo_value;
+	tdev->gpu_speedo_id = tegra_sku_info.gpu_speedo_id;
 	ret = nvkm_device_ctor(&nvkm_device_tegra_func, NULL, &pdev->dev,
 			       NVKM_DEVICE_TEGRA, pdev->id, NULL,
 			       cfg, dbg, detect, mmio, subdev_mask,