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| author | Jens Axboe <jens.axboe@oracle.com> | 2007-10-16 11:27:26 +0200 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2007-10-16 11:27:26 +0200 |
| commit | 9b6eccfccbfb2cde5405021beaad2ebb8081a2e9 (patch) | |
| tree | e78df431ed46019dedcd7e4c3e0282a7de20686f /arch/ia64/hp | |
| parent | 46856afa01769db3a5b16c3f57aa5bca45729edd (diff) | |
| download | linux-3.10-9b6eccfccbfb2cde5405021beaad2ebb8081a2e9.tar.gz linux-3.10-9b6eccfccbfb2cde5405021beaad2ebb8081a2e9.tar.bz2 linux-3.10-9b6eccfccbfb2cde5405021beaad2ebb8081a2e9.zip | |
IA64: sg chaining support
This updates the ia64 iommu/pci dma mappers to sg chaining.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'arch/ia64/hp')
| -rw-r--r-- | arch/ia64/hp/common/sba_iommu.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/arch/ia64/hp/common/sba_iommu.c b/arch/ia64/hp/common/sba_iommu.c index e980e7aa230..4338f4123f3 100644 --- a/arch/ia64/hp/common/sba_iommu.c +++ b/arch/ia64/hp/common/sba_iommu.c @@ -396,7 +396,7 @@ sba_dump_sg( struct ioc *ioc, struct scatterlist *startsg, int nents) printk(KERN_DEBUG " %d : DMA %08lx/%05x CPU %p\n", nents, startsg->dma_address, startsg->dma_length, sba_sg_address(startsg)); - startsg++; + startsg = sg_next(startsg); } } @@ -409,7 +409,7 @@ sba_check_sg( struct ioc *ioc, struct scatterlist *startsg, int nents) while (the_nents-- > 0) { if (sba_sg_address(the_sg) == 0x0UL) sba_dump_sg(NULL, startsg, nents); - the_sg++; + the_sg = sg_next(the_sg); } } @@ -1201,7 +1201,7 @@ sba_fill_pdir( u32 pide = startsg->dma_address & ~PIDE_FLAG; dma_offset = (unsigned long) pide & ~iovp_mask; startsg->dma_address = 0; - dma_sg++; + dma_sg = sg_next(dma_sg); dma_sg->dma_address = pide | ioc->ibase; pdirp = &(ioc->pdir_base[pide >> iovp_shift]); n_mappings++; @@ -1228,7 +1228,7 @@ sba_fill_pdir( pdirp++; } while (cnt > 0); } - startsg++; + startsg = sg_next(startsg); } /* force pdir update */ wmb(); @@ -1297,7 +1297,7 @@ sba_coalesce_chunks( struct ioc *ioc, while (--nents > 0) { unsigned long vaddr; /* tmp */ - startsg++; + startsg = sg_next(startsg); /* PARANOID */ startsg->dma_address = startsg->dma_length = 0; @@ -1407,7 +1407,7 @@ int sba_map_sg(struct device *dev, struct scatterlist *sglist, int nents, int di #ifdef ALLOW_IOV_BYPASS_SG ASSERT(to_pci_dev(dev)->dma_mask); if (likely((ioc->dma_mask & ~to_pci_dev(dev)->dma_mask) == 0)) { - for (sg = sglist ; filled < nents ; filled++, sg++){ + for_each_sg(sglist, sg, nents, filled) { sg->dma_length = sg->length; sg->dma_address = virt_to_phys(sba_sg_address(sg)); } @@ -1501,7 +1501,7 @@ void sba_unmap_sg (struct device *dev, struct scatterlist *sglist, int nents, in while (nents && sglist->dma_length) { sba_unmap_single(dev, sglist->dma_address, sglist->dma_length, dir); - sglist++; + sglist = sg_next(sglist); nents--; } |