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drm/i915: Move init_unused_rings to gem_init_hw 

We need to do that every time we resume the rings, not just at load.
I've overlooked this in my untangling of the ring init code.

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Reviewed-by: Dave Gordon <david.s.gordon@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter 2014-11-20 09:45:19 +01:00
parent e7778be1ea
commit d5abdfda91
1 changed files with 8 additions and 8 deletions
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16
drivers/gpu/drm/i915/i915_gem.c
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@ -4709,14 +4709,6 @@ int i915_gem_init_rings(struct drm_device *dev)
struct drm_i915_private *dev_priv = dev->dev_private;
int ret;
/*
* At least 830 can leave some of the unused rings
* "active" (ie. head != tail) after resume which
* will prevent c3 entry. Makes sure all unused rings
* are totally idle.
*/
init_unused_rings(dev);
ret = intel_init_render_ring_buffer(dev);
if (ret)
return ret;
@ -4796,6 +4788,14 @@ i915_gem_init_hw(struct drm_device *dev)
i915_gem_init_swizzling(dev);
/*
* At least 830 can leave some of the unused rings
* "active" (ie. head != tail) after resume which
* will prevent c3 entry. Makes sure all unused rings
* are totally idle.
*/
init_unused_rings(dev);
for_each_ring(ring, dev_priv, i) {
ret = ring->init_hw(ring);
if (ret)