pfdev->features.stack_present = gpu_read(pfdev, GPU_STACK_PRESENT_LO);
pfdev->features.stack_present |= (u64)gpu_read(pfdev, GPU_STACK_PRESENT_HI) << 32;
+ pfdev->features.thread_tls_alloc = gpu_read(pfdev, GPU_THREAD_TLS_ALLOC);
+
gpu_id = gpu_read(pfdev, GPU_ID);
pfdev->features.revision = gpu_id & 0xffff;
pfdev->features.id = gpu_id >> 16;