Revert "drm/etnaviv: trick drm_mm into giving out a low IOVA"
Now that commandstreams are handled through the cmdbuf suballocator the workaround to make the IOVA games work is not needed anymore. Signed-off-by: Lucas Stach <l.stach@pengutronix.de> Reviewed-by: Christian Gmeiner <christian.gmeiner@gmail.com>
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@ -117,14 +117,9 @@ static int etnaviv_iommu_find_iova(struct etnaviv_iommu *mmu,
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struct list_head list;
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bool found;
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/*
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* XXX: The DRM_MM_SEARCH_BELOW is really a hack to trick
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* drm_mm into giving out a low IOVA after address space
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* rollover. This needs a proper fix.
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*/
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ret = drm_mm_insert_node_in_range(&mmu->mm, node,
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size, 0, mmu->last_iova, ~0UL,
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mmu->last_iova ? DRM_MM_SEARCH_DEFAULT : DRM_MM_SEARCH_BELOW);
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DRM_MM_SEARCH_DEFAULT);
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if (ret != -ENOSPC)
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break;
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