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/gk20a/ltc_gk20a.c b/drivers/gpu/nvgpu/gk20a/ltc_gk20a.c
index aa094dc7..71d87b5c 100644
--- a/drivers/gpu/nvgpu/gk20a/ltc_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/ltc_gk20a.c
@@ -181,7 +181,7 @@ static void gk20a_ltc_init_fs_state(struct gk20a *g)
         g->max_ltc_count = g->ltc_count = 1;
 }
 
-void gk20a_ltc_isr(struct gk20a *g)
+static void gk20a_ltc_isr(struct gk20a *g)
 {
         u32 intr;