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gpu: nvgpu: fix posix hr timestamp

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Fix the high reslution timestamp API in posix timer unit to return
arch specific high resolution counter value.  For userspace, continue
using the timer based implementaion.

BUG 2677936

Change-Id: I1b2015668089e6a80ee1fe4e5fa460ee896a8cec
Signed-off-by: ajesh <akv@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2176484
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-misra <svc-mobile-misra@nvidia.com>
GVS: Gerrit_Virtual_Submit
Reviewed-by: Shashank Singh <shashsingh@nvidia.com>
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:
ajesh
2019-08-16 10:33:17 +05:30
committed by mobile promotions
parent 31bc60f76c
commit 69837a8956
3 changed files with 7 additions and 5 deletions
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6
drivers/gpu/nvgpu/os/posix/timers.c
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@@ -249,11 +249,7 @@ s64 nvgpu_current_time_ns(void)
u64 nvgpu_hr_timestamp(void)
{
s64 count;
count = nvgpu_current_time_us();
return nvgpu_safe_cast_s64_to_u64(count);
return nvgpu_get_cycles();
}
u64 nvgpu_hr_timestamp_us(void)