drm/nouveau/core: add engine method to assist in determining chsw direction

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FIFO gives us load/save/switch status, and we need to be able to determine
which direction a "switch" is failing during channel recovery.

In order to do this, we apparently need to query the engine itself.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

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Ben Skeggs 2017-01-16 10:22:59 +10:00

parent 84cd0a5565

commit 17041c7eef

2 changed files with 10 additions and 0 deletions

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2

drivers/gpu/drm/nouveau/include/nvkm/core/engine.h

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8

drivers/gpu/drm/nouveau/nvkm/core/engine.c

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