gpu/drm, x86, PAT: PAT support for io_mapping_*, export symbols for modules
Impact: build fix ERROR: "reserve_io_memtype_wc" [drivers/gpu/drm/i915/i915.ko] undefined! ERROR: "free_io_memtype" [drivers/gpu/drm/i915/i915.ko] undefined! Signed-off-by: Ingo Molnar <mingo@elte.hu>
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@ -68,6 +68,7 @@ out_free:
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out_err:
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out_err:
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return -EINVAL;
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return -EINVAL;
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}
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}
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EXPORT_SYMBOL_GPL(reserve_io_memtype_wc);
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void
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void
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free_io_memtype(u64 base, unsigned long size)
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free_io_memtype(u64 base, unsigned long size)
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@ -75,6 +76,7 @@ free_io_memtype(u64 base, unsigned long size)
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if (pat_enabled)
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if (pat_enabled)
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free_memtype(base, base + size);
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free_memtype(base, base + size);
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}
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}
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EXPORT_SYMBOL_GPL(free_io_memtype);
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/* Map 'pfn' using fixed map 'type' and protections 'prot'
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/* Map 'pfn' using fixed map 'type' and protections 'prot'
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*/
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*/
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