gpu: nvgpu: fix sparse warnings

Fix below sparse warnings :

warning: Using plain integer as NULL pointer
warning: symbol <variable/funcion> was not declared. Should it be static?
warning: Initializer entry defined twice

Also, remove dead functions

Bug 1573254

Change-Id: I29d71ecc01c841233cf6b26c9088ca8874773469
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: http://git-master/r/593363
Reviewed-by: Amit Sharma (SW-TEGRA) <amisharma@nvidia.com>
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Sachin Nikam <snikam@nvidia.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/gm20b/hal_gm20b.c b/drivers/gpu/nvgpu/gm20b/hal_gm20b.c
index 574ad926..2b534816 100644
--- a/drivers/gpu/nvgpu/gm20b/hal_gm20b.c
+++ b/drivers/gpu/nvgpu/gm20b/hal_gm20b.c
@@ -34,7 +34,7 @@
 #define FUSE_OPT_PRIV_SEC_DIS_0 0x264
 #define PRIV_SECURITY_DISABLE 0x01
 
-struct gpu_ops gm20b_ops = {
+static struct gpu_ops gm20b_ops = {
         .clock_gating = {
                 .slcg_bus_load_gating_prod =
                         gm20b_slcg_bus_load_gating_prod,