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i915: Avoid calling drm_fence_flush_old excessively.

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Thomas Hellstrom 2008-01-30 22:14:02 +01:00
parent f1edb7ad91
commit 47ee6237fe
1 changed files with 5 additions and 3 deletions
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8
shared-core/i915_dma.c
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@ -494,7 +494,8 @@ static int i915_dispatch_cmdbuffer(struct drm_device * dev,
i915_emit_breadcrumb(dev);
#ifdef I915_HAVE_FENCE
drm_fence_flush_old(dev, 0, dev_priv->counter);
if (unlikely((dev_priv->counter & 0xFF) == 0))
drm_fence_flush_old(dev, 0, dev_priv->counter);
#endif
return 0;
}
@ -548,7 +549,8 @@ static int i915_dispatch_batchbuffer(struct drm_device * dev,
i915_emit_breadcrumb(dev);
#ifdef I915_HAVE_FENCE
drm_fence_flush_old(dev, 0, dev_priv->counter);
if (unlikely((dev_priv->counter & 0xFF) == 0))
drm_fence_flush_old(dev, 0, dev_priv->counter);
#endif
return 0;
}
@ -621,7 +623,7 @@ void i915_dispatch_flip(struct drm_device * dev, int planes, int sync)
i915_emit_breadcrumb(dev);
#ifdef I915_HAVE_FENCE
if (!sync)
if (unlikely(!sync && ((dev_priv->counter & 0xFF) == 0)))
drm_fence_flush_old(dev, 0, dev_priv->counter);
#endif
}