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author | Arul Sekar <aruls@nvidia.com> | 2016-03-11 14:24:20 -0500 |
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committer | Terje Bergstrom <tbergstrom@nvidia.com> | 2016-03-22 13:39:45 -0400 |
commit | 032efd066ec4a8034204b6a34663ab2cac582fbe (patch) | |
tree | 17bacae674a94ec68363d5496f7d9969bdc99e2e /drivers/gpu/nvgpu/gk20a/gr_gk20a.c | |
parent | 97108797a28faaf3c7249345611f68817a99f522 (diff) |
gpu: nvgpu: Provide cpu gpu time correlation via ioctl
bug 1648908
Provides pairs of CPU and GPU timestamps that
can be used for correlatiing the two timebases
- IOCTL made available /dev/nvhost-ctrl-gpu
Change-Id: I1458b9d33d794b1b02ec9fd29ed9426756b94bcd
Signed-off-by: Arul Sekar <aruls@nvidia.com>
Reviewed-on: http://git-master/r/1029732
Reviewed-by: Arun Gona <agona@nvidia.com>
Tested-by: Arun Gona <agona@nvidia.com>
Reviewed-on: http://git-master/r/1111715
GVS: Gerrit_Virtual_Submit
Reviewed-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Diffstat (limited to 'drivers/gpu/nvgpu/gk20a/gr_gk20a.c')
0 files changed, 0 insertions, 0 deletions