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, 4 insertions, 4 deletions

diff --git a/drivers/gpu/nvgpu/gm20b/pmu_gm20b.c b/drivers/gpu/nvgpu/gm20b/pmu_gm20b.c
index 91927950..6a7f0d92 100644
--- a/drivers/gpu/nvgpu/gm20b/pmu_gm20b.c
+++ b/drivers/gpu/nvgpu/gm20b/pmu_gm20b.c
@@ -131,7 +131,7 @@ static struct pg_init_sequence_list _pginitseq_gm20b[] = {
                 { 0x0010e040, 0x00000000},
 };
 
-int gm20b_pmu_setup_elpg(struct gk20a *g)
+static int gm20b_pmu_setup_elpg(struct gk20a *g)
 {
         int ret = 0;
         u32 reg_writes;
@@ -153,7 +153,7 @@ int gm20b_pmu_setup_elpg(struct gk20a *g)
         return ret;
 }
 
-void pmu_handle_acr_init_wpr_msg(struct gk20a *g, struct pmu_msg *msg,
+static void pmu_handle_acr_init_wpr_msg(struct gk20a *g, struct pmu_msg *msg,
                         void *param, u32 handle, u32 status)
 {
         gk20a_dbg_fn("");
@@ -166,7 +166,7 @@ void pmu_handle_acr_init_wpr_msg(struct gk20a *g, struct pmu_msg *msg,
 }
 
 
-int gm20b_pmu_init_acr(struct gk20a *g)
+static int gm20b_pmu_init_acr(struct gk20a *g)
 {
         struct pmu_gk20a *pmu = &g->pmu;
         struct pmu_cmd cmd;
@@ -190,7 +190,7 @@ int gm20b_pmu_init_acr(struct gk20a *g)
         return 0;
 }
 
-void pmu_handle_fecs_boot_acr_msg(struct gk20a *g, struct pmu_msg *msg,
+static void pmu_handle_fecs_boot_acr_msg(struct gk20a *g, struct pmu_msg *msg,
                         void *param, u32 handle, u32 status)
 {