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author | Deepak Nibade <dnibade@nvidia.com> | 2016-08-01 07:32:31 -0400 |
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committer | Terje Bergstrom <tbergstrom@nvidia.com> | 2016-08-12 12:51:23 -0400 |
commit | 33ff34887f560449828e79170a2a36a97496eeec (patch) | |
tree | 89fbc068163ab18b46487bd8f0ee70b82b6c9c95 /drivers/gpu/nvgpu/gk20a/gk20a.h | |
parent | 1b216d778a7938072aa2a68ebef38bb954418257 (diff) |
gpu: nvgpu: fix deferred engine reset sequence
We currently store fault_id into fifo.deferred_fault_engines
and use that in gk20a_fifo_reset_engine() which is incorrect
Also, in deferred engine reset path during channel close,
we do not check if channel is loaded on engine or not
fix this with below
- store engine_id bits into fifo.deferred_fault_engines
- define new API gk20a_fifo_deferred_reset() to perform
deferred engine reset
- get all engines on which channel is loaded with
gk20a_fifo_engines_on_id()
- for each set bit/engine_id in fifo.deferred_fault_engines,
check if channel is loaded on that engine, and if yes,
reset the engine
Bug 1791696
Change-Id: I1b8b1a9e3aa538fe6903a352aa732b47c95ec7d5
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: http://git-master/r/1195087
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>
Diffstat (limited to 'drivers/gpu/nvgpu/gk20a/gk20a.h')
0 files changed, 0 insertions, 0 deletions