nv-tegra-mirror/linux-nvgpu
1
0
Fork 0
mirror of git://nv-tegra.nvidia.com/linux-nvgpu.git synced 2025-12-22 17:36:20 +03:00
Code Issues Packages Projects Releases Wiki Activity

gpu: nvgpu: add missing type cast's to safe_ops.h

Browse Source 
Add the following type cast operations.
- nvgpu_safe_cast_u64_to_s32
- nvgpu_safe_cast_u64_to_s64
- nvgpu_safe_cast_s64_to_s32

JIRA NVGPU-3485

Change-Id: I454bace8d65f6c0e65adfc722eae66fa55c6dc8f
Signed-off-by: Antony Clince Alex <aalex@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2128466
Reviewed-by: Rajesh Devaraj <rdevaraj@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vaibhav Kachore <vkachore@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Antony Clince Alex
2019-05-31 19:30:36 +05:30
committed by mobile promotions
parent 1daaf83dce
commit cc3b0467db
1 changed files with 26 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

26
drivers/gpu/nvgpu/include/nvgpu/safe_ops.h
View File

@@ -199,4 +199,30 @@ static inline s32 nvgpu_safe_cast_u32_to_s32(u32 ui_a)
} }
} }
static inline s32 nvgpu_safe_cast_u64_to_s32(u64 ul_a)
{
if (ul_a > INT_MAX) {
BUG();
} else {
return (s32)ul_a;
}
}
static inline s64 nvgpu_safe_cast_u64_to_s64(u64 ul_a)
{
if (ul_a > LONG_MAX) {
BUG();
} else {
return (s64)ul_a;
}
}
static inline s32 nvgpu_safe_cast_s64_to_s32(s64 sl_a)
{
if (sl_a > INT_MAX || sl_a < INT_MIN) {
BUG();
} else {
return (s32)sl_a;
}
}
#endif /* NVGPU_SAFE_OPS_H */ #endif /* NVGPU_SAFE_OPS_H */