1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.h b/drivers/gpu/nvgpu/gk20a/gk20a.h
index 4ede8982..e639ace4 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.h
@@ -620,6 +620,7 @@ struct gpu_ops {
 
         int (*get_litter_value)(struct gk20a *g, enum nvgpu_litter_value value);
         int (*chip_init_gpu_characteristics)(struct gk20a *g);
+        int (*read_ptimer)(struct gk20a *g, u64 *value);
 
         struct {
                 int (*init)(struct gk20a *g);
@@ -1111,7 +1112,7 @@ static inline u32 scale_ptimer(u32 timeout , u32 scale10x)
                 return (timeout * 10) / scale10x;
 }
 
-u64 gk20a_read_ptimer(struct gk20a *g);
+int gk20a_read_ptimer(struct gk20a *g, u64 *value);
 extern struct class nvgpu_class;
 
 #define INTERFACE_NAME "nvhost%s-gpu"