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authorFUJITA Tomonori <tomof@acm.org>2008-02-04 22:27:55 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-02-05 09:44:10 -0800
commit4d57cdfacaa1c207bf4c071f89835e0368766a50 (patch)
treeb0b617efcd2e228573e42e7efbea4a95955ddf70 /drivers/pci/probe.c
parent6b7b651055221127304a4e373ee9b762398d54d7 (diff)
iommu sg merging: PCI: add device_dma_parameters support
This adds struct device_dma_parameters in struct pci_dev and properly sets up a pointer in struct device. The default max_segment_size is set to 64K, same to the block layer's default value. Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Mostly-acked-by: Jeff Garzik <jeff@garzik.org> Cc: James Bottomley <James.Bottomley@steeleye.com> Acked-by: Jens Axboe <jens.axboe@oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/pci/probe.c')
-rw-r--r--drivers/pci/probe.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 7f5dab34d31..f47d596d5eb 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -933,8 +933,11 @@ void pci_device_add(struct pci_dev *dev, struct pci_bus *bus)
set_dev_node(&dev->dev, pcibus_to_node(bus));
dev->dev.dma_mask = &dev->dma_mask;
+ dev->dev.dma_parms = &dev->dma_parms;
dev->dev.coherent_dma_mask = 0xffffffffull;
+ pci_set_dma_max_seg_size(dev, 65536);
+
/* Fix up broken headers */
pci_fixup_device(pci_fixup_header, dev);