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/common/fb/fb_gm20b.h b/drivers/gpu/nvgpu/common/fb/fb_gm20b.h
index 95991432..bc240ae3 100644
--- a/drivers/gpu/nvgpu/common/fb/fb_gm20b.h
+++ b/drivers/gpu/nvgpu/common/fb/fb_gm20b.h
@@ -33,7 +33,7 @@ struct nvgpu_mem;
 
 void gm20b_fb_reset(struct gk20a *g);
 void gm20b_fb_init_hw(struct gk20a *g);
-void gm20b_fb_tlb_invalidate(struct gk20a *g, struct nvgpu_mem *pdb);
+int gm20b_fb_tlb_invalidate(struct gk20a *g, struct nvgpu_mem *pdb);
 void fb_gm20b_init_fs_state(struct gk20a *g);
 void gm20b_fb_set_mmu_page_size(struct gk20a *g);
 bool gm20b_fb_set_use_full_comp_tag_line(struct gk20a *g);