diff --git a/drivers/gpu/nvgpu/include/nvgpu/log.h b/drivers/gpu/nvgpu/include/nvgpu/log.h
index 354830159..81d31726c 100644
--- a/drivers/gpu/nvgpu/include/nvgpu/log.h
+++ b/drivers/gpu/nvgpu/include/nvgpu/log.h
@@ -80,6 +80,7 @@ void __nvgpu_log_dbg(struct gk20a *g, u64 log_mask,
 #define	gpu_dbg_vidmem		BIT(24) /* VIDMEM tracing. */
 #define	gpu_dbg_nvlink		BIT(25) /* nvlink Operation tracing. */
 #define	gpu_dbg_clk_arb		BIT(26) /* Clk arbiter debugging. */
+#define	gpu_dbg_event		BIT(27) /* Events to User debugging. */
 #define	gpu_dbg_mem		BIT(31) /* memory accesses; very verbose. */
 
 /**