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Update arch/ to use sg helpers

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Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
Jens Axboe
2007-10-22 20:02:46 +02:00
parent f9527f121b
commit 58b053e4ce
23 changed files with 55 additions and 67 deletions
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17
arch/sparc/kernel/ioport.c
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@ -727,9 +727,8 @@ int pci_map_sg(struct pci_dev *hwdev, struct scatterlist *sgl, int nents,
BUG_ON(direction == PCI_DMA_NONE);
/* IIep is write-through, not flushing. */
for_each_sg(sgl, sg, nents, n) {
BUG_ON(page_address(sg->page) == NULL);
sg->dvma_address =
virt_to_phys(page_address(sg->page)) + sg->offset;
BUG_ON(page_address(sg_page(sg)) == NULL);
sg->dvma_address = virt_to_phys(sg_virt(sg));
sg->dvma_length = sg->length;
}
return nents;
@ -748,9 +747,9 @@ void pci_unmap_sg(struct pci_dev *hwdev, struct scatterlist *sgl, int nents,
BUG_ON(direction == PCI_DMA_NONE);
if (direction != PCI_DMA_TODEVICE) {
for_each_sg(sgl, sg, nents, n) {
BUG_ON(page_address(sg->page) == NULL);
BUG_ON(page_address(sg_page(sg)) == NULL);
mmu_inval_dma_area(
(unsigned long) page_address(sg->page),
(unsigned long) page_address(sg_page(sg)),
(sg->length + PAGE_SIZE-1) & PAGE_MASK);
}
}
@ -798,9 +797,9 @@ void pci_dma_sync_sg_for_cpu(struct pci_dev *hwdev, struct scatterlist *sgl, int
BUG_ON(direction == PCI_DMA_NONE);
if (direction != PCI_DMA_TODEVICE) {
for_each_sg(sgl, sg, nents, n) {
BUG_ON(page_address(sg->page) == NULL);
BUG_ON(page_address(sg_page(sg)) == NULL);
mmu_inval_dma_area(
(unsigned long) page_address(sg->page),
(unsigned long) page_address(sg_page(sg)),
(sg->length + PAGE_SIZE-1) & PAGE_MASK);
}
}
@ -814,9 +813,9 @@ void pci_dma_sync_sg_for_device(struct pci_dev *hwdev, struct scatterlist *sgl,
BUG_ON(direction == PCI_DMA_NONE);
if (direction != PCI_DMA_TODEVICE) {
for_each_sg(sgl, sg, nents, n) {
BUG_ON(page_address(sg->page) == NULL);
BUG_ON(page_address(sg_page(sg)) == NULL);
mmu_inval_dma_area(
(unsigned long) page_address(sg->page),
(unsigned long) page_address(sg_page(sg)),
(sg->length + PAGE_SIZE-1) & PAGE_MASK);
}
}