Deepak Nibade 77a0b8eb13 gpu: nvgpu: gk20a: export wait_channel_idle() ...

- Export gk20a_wait_channel_idle() function from channel_gk20a.h
- also, return error -EBUSY from this function when channel is
  found to be not idle

Bug 1487804

Change-Id: Ia7425e9b1332260ee9a53dca55ab07541f2755a9
Signed-off-by: Deepak Nibade <dnibade@nvidia.com>
Reviewed-on: http://git-master/r/412059
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>

2015-03-18 12:09:53 -07:00

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