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| author | Deepak Nibade <dnibade@nvidia.com> | 2015-12-21 04:51:49 -0500 |
|---|---|---|
| committer | Terje Bergstrom <tbergstrom@nvidia.com> | 2016-04-19 11:07:45 -0400 |
| commit | b63c4bced5b01e2aef477ecfca784848e2a2cd3a (patch) | |
| tree | 4309e72334876236efc29fd57bda6f49599c7732 /drivers/gpu/nvgpu/gk20a/channel_sync_gk20a.c | |
| parent | dfac8ce70464413c0e3748634c57d49950e71933 (diff) | |
gpu: nvgpu: IOCTL to suspend/resume context
Add below IOCTL to suspend/resume a context
NVGPU_DBG_GPU_IOCTL_SUSPEND_RESUME_CONTEXTS:
Suspend sequence :
- disable ctxsw
- loop through list of channels
- if channel is ctx resident, suspend all SMs
- otherwise, disable channel/TSG
- enable ctxsw
Resume sequence :
- disable ctxsw
- loop through list of channels
- if channel is ctx resident, resume all SMs
- otherwise, enable channel/TSG
- enable ctxsw
Bug 200156699
Change-Id: Iacf1bf7877b67ddf87cc6891c37c758a4644b014
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: http://git-master/r/1120332
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Diffstat (limited to 'drivers/gpu/nvgpu/gk20a/channel_sync_gk20a.c')
0 files changed, 0 insertions, 0 deletions