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authorChris Wilson <chris@chris-wilson.co.uk>2013-10-10 16:58:50 -0400
committerDaniel Vetter <daniel.vetter@ffwll.ch>2013-10-10 17:12:05 -0400
commitc0951f0c97bc1528262a92b193fed7942cc6c54c (patch)
tree6a05fd856cd002d94fd75599b6ce4045d270be8c /drivers/gpu/drm/tilcdc
parente147accbd19f55489dabdcc4dc3551cc3e3f2553 (diff)
drm/i915: Avoid tweaking RPS before it is enabled
As we delay the initial RPS enabling (upon boot and after resume), there is a chance that we may start to render and trigger RPS boosts before we set up the punit. Any changes we make could result in inconsistent hardware state, with a danger of causing undefined behaviour. However, as the boosting is a optional tweak to RPS, we can simply ignore it whilst RPS is not yet enabled. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Cc: Jesse Barnes <jbarnes@virtuousgeek.org> Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/tilcdc')
0 files changed, 0 insertions, 0 deletions