gpu: nvgpu: Fix signed comparison bugs

Fix small problems related to signed versus unsigned comparisons
throughout the driver. Bump up the warning level to prevent such
problems from occuring in future.

Change-Id: I8ff5efb419f664e8a2aedadd6515ae4d18502ae0
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/1252068
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gk20a.h b/drivers/gpu/nvgpu/gk20a/gk20a.h
index ffddebe7..56b05e94 100644
--- a/drivers/gpu/nvgpu/gk20a/gk20a.h
+++ b/drivers/gpu/nvgpu/gk20a/gk20a.h
@@ -322,8 +322,8 @@ struct gpu_ops {
                 void (*init_kind_attr)(struct gk20a *g);
                 void (*set_mmu_page_size)(struct gk20a *g);
                 bool (*set_use_full_comp_tag_line)(struct gk20a *g);
-                int (*compression_page_size)(struct gk20a *g);
-                int (*compressible_page_size)(struct gk20a *g);
+                unsigned int (*compression_page_size)(struct gk20a *g);
+                unsigned int (*compressible_page_size)(struct gk20a *g);
                 void (*dump_vpr_wpr_info)(struct gk20a *g);
         } fb;
         struct {