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Gagan Grover 29ceb36331 gpu: nvgpu: Fix the GPFIFO submit condition 
GPFIFO HW with fifo size N can actually accept
N-1 entries. Also, kernel can insert two extra
entries, before and after the user GPFIFOs.

So, GPFIFO with N size can accept max N-3 user
gpfifos.

Bug 1613125

Change-Id: I173526afb70dddf1b2b9ec0a99890335c81f0e02
Signed-off-by: Gagan Grover <ggrover@nvidia.com>
Reviewed-on: http://git-master/r/725380
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
2015-04-04 19:02:56 -07:00
..
nvgpu
gpu: nvgpu: Fix the GPFIFO submit condition
2015-04-04 19:02:56 -07:00