overlay: Add graph for GPU power consumption

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

1 files changed, 1 insertions, 0 deletions

diff --git a/overlay/gpu-freq.h b/overlay/gpu-freq.h
index 252ad95f..cce63a98 100644
--- a/overlay/gpu-freq.h
+++ b/overlay/gpu-freq.h
@@ -3,6 +3,7 @@ struct gpu_freq {
 	int rpn, rp1, rp0;
 	int request;
 	int current;
+	int error;
 };
 
 int gpu_freq_init(struct gpu_freq *gf);