5 files changed, 8 insertions, 5 deletions

diff --git a/drivers/gpu/nvgpu/gm20b/hal_gm20b.c b/drivers/gpu/nvgpu/gm20b/hal_gm20b.c
index 82a510e9..55c96274 100644
--- a/drivers/gpu/nvgpu/gm20b/hal_gm20b.c
+++ b/drivers/gpu/nvgpu/gm20b/hal_gm20b.c
@@ -73,7 +73,7 @@
 
 u32 gm20b_get_litter_value(struct gk20a *g, int value)
 {
-        u32 ret = EINVAL;
+        u32 ret = 0;
         switch (value) {
         case GPU_LIT_NUM_GPCS:
                 ret = proj_scal_litter_num_gpcs_v();
diff --git a/drivers/gpu/nvgpu/gp106/hal_gp106.c b/drivers/gpu/nvgpu/gp106/hal_gp106.c
index 3786b588..bbf02aab 100644
--- a/drivers/gpu/nvgpu/gp106/hal_gp106.c
+++ b/drivers/gpu/nvgpu/gp106/hal_gp106.c
@@ -108,7 +108,7 @@
 
 static u32 gp106_get_litter_value(struct gk20a *g, int value)
 {
-        u32 ret = EINVAL;
+        u32 ret = 0;
 
         switch (value) {
         case GPU_LIT_NUM_GPCS:
@@ -211,6 +211,7 @@ static u32 gp106_get_litter_value(struct gk20a *g, int value)
                 ret = proj_gpc_priv_stride_v();
                 break;
         default:
+                nvgpu_err(g, "Missing definition %d", value);
                 BUG();
                 break;
         }
diff --git a/drivers/gpu/nvgpu/gp10b/hal_gp10b.c b/drivers/gpu/nvgpu/gp10b/hal_gp10b.c
index 1050c89f..a2658275 100644
--- a/drivers/gpu/nvgpu/gp10b/hal_gp10b.c
+++ b/drivers/gpu/nvgpu/gp10b/hal_gp10b.c
@@ -90,7 +90,7 @@
 
 u32 gp10b_get_litter_value(struct gk20a *g, int value)
 {
-        u32 ret = EINVAL;
+        u32 ret = 0;
         switch (value) {
         case GPU_LIT_NUM_GPCS:
                 ret = proj_scal_litter_num_gpcs_v();
diff --git a/drivers/gpu/nvgpu/gv100/hal_gv100.c b/drivers/gpu/nvgpu/gv100/hal_gv100.c
index aecebf79..041422e0 100644
--- a/drivers/gpu/nvgpu/gv100/hal_gv100.c
+++ b/drivers/gpu/nvgpu/gv100/hal_gv100.c
@@ -127,7 +127,7 @@
 
 static u32 gv100_get_litter_value(struct gk20a *g, int value)
 {
-        u32 ret = EINVAL;
+        u32 ret = 0;
         switch (value) {
         case GPU_LIT_NUM_GPCS:
                 ret = proj_scal_litter_num_gpcs_v();
@@ -244,6 +244,8 @@ static u32 gv100_get_litter_value(struct gk20a *g, int value)
                 ret = proj_gpc_priv_stride_v();
                 break;
         default:
+                nvgpu_err(g, "Missing definition %d", value);
+                BUG();
                 break;
         }
 
diff --git a/drivers/gpu/nvgpu/gv11b/hal_gv11b.c b/drivers/gpu/nvgpu/gv11b/hal_gv11b.c
index 0ee0e6c8..a79071b7 100644
--- a/drivers/gpu/nvgpu/gv11b/hal_gv11b.c
+++ b/drivers/gpu/nvgpu/gv11b/hal_gv11b.c
@@ -106,7 +106,7 @@
 
 u32 gv11b_get_litter_value(struct gk20a *g, int value)
 {
-        u32 ret = EINVAL;
+        u32 ret = 0;
         switch (value) {
         case GPU_LIT_NUM_GPCS:
                 ret = proj_scal_litter_num_gpcs_v();