gpu: nvgpu: Add return code to fb.tlb_invalidate

  As part of MISRA 17.7 fixes for a different GPU, the tlb_invalidate
  needs to return an error code.

Change-Id: I3b8b9f112708c17457855dd1fb151168791bc6bf
Signed-off-by: Nicolas Benech <nbenech@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1810106
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.h b/drivers/gpu/nvgpu/gk20a/gk20a.h
index 20f07c6c..2b8e8b0a 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.h
@@ -551,7 +551,7 @@ struct gpu_ops {
                                 struct wpr_carveout_info *inf);
                 bool (*is_debug_mode_enabled)(struct gk20a *g);
                 void (*set_debug_mode)(struct gk20a *g, bool enable);
-                void (*tlb_invalidate)(struct gk20a *g, struct nvgpu_mem *pdb);
+                int (*tlb_invalidate)(struct gk20a *g, struct nvgpu_mem *pdb);
                 void (*hub_isr)(struct gk20a *g);
                 void (*handle_replayable_fault)(struct gk20a *g);
                 int (*mem_unlock)(struct gk20a *g);