Terje Bergstrom e2638d73fd gpu: nvgpu: Wait for idle via FIFO registers ...

Wait for engine idle via FIFO's engine status instead of submitting
WFI to channel. Submitting WFI and waiting is not robust, and wait
might invoke debug dump which cannot be done while powering down.

Bug 1499214

Change-Id: I4d52e8558e1a862ad4292036594d81ebfbd5f36b
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/432151
Reviewed-by: Sachin Nikam <snikam@nvidia.com>
Tested-by: Sachin Nikam <snikam@nvidia.com>

2015-03-18 12:10:20 -07:00

..

nvgpu

gpu: nvgpu: Wait for idle via FIFO registers

2015-03-18 12:10:20 -07:00