ajesh
69837a8956
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
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GVS: Gerrit_Virtual_Submit
Reviewed-by: Shashank Singh <shashsingh@nvidia.com >
Reviewed-by: Vaibhav Kachore <vkachore@nvidia.com >
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2019-08-16 04:23:39 -07:00
Vaibhav Kachore
e8c53b4e81
Revert "Revert "gpu: nvgpu: Improve accuracy of dGPU clk measurement""
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This reverts commit ffda24df36vkachore@nvidia.com >
Reviewed-on: https://git-master.nvidia.com/r/2148174
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2019-07-24 10:16:30 -07:00
Abdul Salam
ffda24df36
Revert "gpu: nvgpu: Improve accuracy of dGPU clk measurement"
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The newly added nvgpu_current_time_ms API results in inaccurate time
measurements sometime which causes nvgpu_dgpu_freq_test.sh to fail.
Bug 2637525
Bug 200530176
This reverts commit 318d6451e9absalam@nvidia.com >
Reviewed-on: https://git-master.nvidia.com/r/2147571
Reviewed-by: Deepak Nibade <dnibade@nvidia.com >
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2019-07-04 03:48:27 -07:00
Vaibhav Kachore
318d6451e9
gpu: nvgpu: Improve accuracy of dGPU clk measurement
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- This patch replaces "nvgpu_current_time_ms" with "nvgpu_hr_timestamp_us".
- "nvgpu_hr_timestamp_us" gives timestamp in microseconds and has better
accuracy than "nvgpu_current_time_ms" (which gives timestamp in millisecond)
Bug 200503143
Change-Id: I6a10e8e1b3e8ff842aa23f58bf2ba9344af232a6
Signed-off-by: Vaibhav Kachore <vkachore@nvidia.com >
Reviewed-on: https://git-master.nvidia.com/r/2125959
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2019-06-21 10:25:48 -07:00
ajesh
1e158de579
gpu: nvgpu: use posix timers implementation for QNX
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Unify qnx timer unit with posix.
Jira NVGPU-2145
Change-Id: I6aa22fbfadf5245abda556877c8fa5233502117a
Signed-off-by: ajesh <akv@nvidia.com >
Reviewed-on: https://git-master.nvidia.com/r/2029170
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2019-03-29 13:34:15 -07:00
Alex Waterman
b15624b39b
gpu: nvgpu: posix: move the posix dir to os
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Since the posix code is supporting a particular OS this code
should belong under os/ not common/.
Change-Id: Idf5f75b8ab9d614c9dd43ea23dab8df3c346c0ef
Signed-off-by: Alex Waterman <alexw@nvidia.com >
Reviewed-on: https://git-master.nvidia.com/r/1800658
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2018-08-17 13:54:25 -07:00
