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x86: add free_coherent dma_ops callback to NOMMU driver 

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Joerg Roedel 2008-08-19 16:32:43 +02:00 committed by Ingo Molnar
parent c5e835f964
commit a3a76532e0
1 changed files with 7 additions and 0 deletions
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7
arch/x86/kernel/pci-nommu.c
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@ -126,8 +126,15 @@ again:
return NULL;
}
static void nommu_free_coherent(struct device *dev, size_t size, void *vaddr,
dma_addr_t dma_addr)
{
free_pages((unsigned long)vaddr, get_order(size));
}
struct dma_mapping_ops nommu_dma_ops = {
.alloc_coherent = nommu_alloc_coherent,
.free_coherent = nommu_free_coherent,
.map_single = nommu_map_single,
.map_sg = nommu_map_sg,
.is_phys = 1,