diff --git a/drivers/gpu/nvgpu/include/nvgpu/hw/gm20b/hw_falcon_gm20b.h b/drivers/gpu/nvgpu/include/nvgpu/hw/gm20b/hw_falcon_gm20b.h
index e13561056..b462b173f 100644
--- a/drivers/gpu/nvgpu/include/nvgpu/hw/gm20b/hw_falcon_gm20b.h
+++ b/drivers/gpu/nvgpu/include/nvgpu/hw/gm20b/hw_falcon_gm20b.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017-2018, NVIDIA CORPORATION.  All rights reserved.
+ * Copyright (c) 2017-2019, NVIDIA CORPORATION.  All rights reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -414,6 +414,18 @@ static inline u32 falcon_falcon_hwcfg_dmem_size_v(u32 r)
 {
 	return (r >> 9U) & 0x1ffU;
 }
+static inline u32 falcon_falcon_hwcfg1_r(void)
+{
+	return 0x0000012cU;
+}
+static inline u32 falcon_falcon_hwcfg1_imem_ports_v(u32 r)
+{
+	return (r >> 8U) & 0xfU;
+}
+static inline u32 falcon_falcon_hwcfg1_dmem_ports_v(u32 r)
+{
+	return (r >> 12U) & 0xfU;
+}
 static inline u32 falcon_falcon_dmatrfbase_r(void)
 {
 	return 0x00000110U;