lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

x86: add free_coherent dma_ops callback to NOMMU driver

Browse Source 
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
Download Patch File Download Diff File Expand all files Collapse all files

7
arch/x86/kernel/pci-nommu.c
View File

@@ -126,8 +126,15 @@ again:
return NULL; 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 = { struct dma_mapping_ops nommu_dma_ops = {
.alloc_coherent = nommu_alloc_coherent, .alloc_coherent = nommu_alloc_coherent,
.free_coherent = nommu_free_coherent,
.map_single = nommu_map_single, .map_single = nommu_map_single,
.map_sg = nommu_map_sg, .map_sg = nommu_map_sg,
.is_phys = 1, .is_phys = 1,