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| author | Jeremy Fitzhardinge <jeremy@goop.org> | 2008-12-22 10:26:05 -0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-12-28 09:54:52 +0100 |
| commit | 70a7d3cc1308a55104fbe505d76f2aca8a4cf53e (patch) | |
| tree | 2e4542f668d8b431140f0682c9d1aebbe7bf30eb /include/linux/swiotlb.h | |
| parent | a08636690d06b2e36cfb4c2b3ee133a81c47e1e0 (diff) | |
| download | lwn-70a7d3cc1308a55104fbe505d76f2aca8a4cf53e.tar.gz lwn-70a7d3cc1308a55104fbe505d76f2aca8a4cf53e.zip | |
swiotlb: add hwdev to swiotlb_phys_to_bus() / swiotlb_sg_to_bus()
Impact: extend functions with a (yet unused) parameter, update callsites
Some architectures need it - in preparation for highmem swiotlb.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/swiotlb.h')
| -rw-r--r-- | include/linux/swiotlb.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h index 325af1de0351..dedd3c0cfe30 100644 --- a/include/linux/swiotlb.h +++ b/include/linux/swiotlb.h @@ -27,7 +27,8 @@ swiotlb_init(void); extern void *swiotlb_alloc_boot(size_t bytes, unsigned long nslabs); extern void *swiotlb_alloc(unsigned order, unsigned long nslabs); -extern dma_addr_t swiotlb_phys_to_bus(phys_addr_t address); +extern dma_addr_t swiotlb_phys_to_bus(struct device *hwdev, + phys_addr_t address); extern phys_addr_t swiotlb_bus_to_phys(dma_addr_t address); extern int swiotlb_arch_range_needs_mapping(void *ptr, size_t size); |