gpu: nvgpu: cleanup return types for MISRA 10.3

This is a big cleanup of return types across a number of modules in the
nvgpu driver. Many functions were returning u32 but using negative
return codes. This is a MISRA 10.3 violation by assigning signed values
to a u32.

JIRA NVGPU-647

Change-Id: I59ee66706321f5b5b1a07ed8c24b81583e9ba28c
Signed-off-by: Philip Elcan <pelcan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1810743
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 4 insertions, 4 deletions

diff --git a/drivers/gpu/nvgpu/boardobj/boardobjgrp_e32.c b/drivers/gpu/nvgpu/boardobj/boardobjgrp_e32.c
index 60e5caf6..48322310 100644
--- a/drivers/gpu/nvgpu/boardobj/boardobjgrp_e32.c
+++ b/drivers/gpu/nvgpu/boardobj/boardobjgrp_e32.c
@@ -28,10 +28,10 @@
 #include "boardobjgrpmask.h"
 
 
-u32  boardobjgrpconstruct_e32(struct gk20a *g,
+int  boardobjgrpconstruct_e32(struct gk20a *g,
                               struct boardobjgrp_e32 *pboardobjgrp_e32)
 {
-        u32 status;
+        int status;
         u8  objslots;
 
         nvgpu_log_info(g, " ");
@@ -58,14 +58,14 @@ boardobjgrpconstruct_e32_exit:
         return status;
 }
 
-u32 boardobjgrp_pmuhdrdatainit_e32(struct gk20a *g,
+int boardobjgrp_pmuhdrdatainit_e32(struct gk20a *g,
                 struct boardobjgrp *pboardobjgrp,
                 struct nv_pmu_boardobjgrp_super *pboardobjgrppmu,
                 struct boardobjgrpmask *mask)
 {
         struct nv_pmu_boardobjgrp_e32 *pgrpe32 =
                 (struct nv_pmu_boardobjgrp_e32 *)pboardobjgrppmu;
-        u32 status;
+        int status;
 
         nvgpu_log_info(g, " ");