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authorDavid S. Miller <davem@davemloft.net>2008-08-27 02:20:35 -0700
committerDavid S. Miller <davem@davemloft.net>2008-08-29 02:15:02 -0700
commitaba945e76b9caeae5b6cfff179ca7bebb9bac805 (patch)
tree5a2afcd76a39a0f8e30badfe8d9b490248a588c2 /arch/sparc
parent10a104f9c591c3b1175bbb03ecb0bc8f2a4a16ee (diff)
sparc32: Kill mmu_translate_dvma() usage.
Just simply use virt_to_page() on the provided virtual address pointer. Kill #if 0'd code. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc')
-rw-r--r--arch/sparc/kernel/ioport.c36
1 files changed, 1 insertions, 35 deletions
diff --git a/arch/sparc/kernel/ioport.c b/arch/sparc/kernel/ioport.c
index e87ed519ffa..82ef2016191 100644
--- a/arch/sparc/kernel/ioport.c
+++ b/arch/sparc/kernel/ioport.c
@@ -383,7 +383,7 @@ void sbus_free_consistent(struct device *dev, long n, void *p, u32 ba)
kfree(res);
/* mmu_inval_dma_area(va, n); */ /* it's consistent, isn't it */
- pgv = mmu_translate_dvma(ba);
+ pgv = virt_to_page(p);
mmu_unmap_dma_area(ba, n);
__free_pages(pgv, get_order(n));
@@ -428,46 +428,12 @@ void sbus_unmap_sg(struct device *dev, struct scatterlist *sg, int n, int direct
mmu_release_scsi_sgl(dev, sg, n);
}
-/*
- */
void sbus_dma_sync_single_for_cpu(struct device *dev, dma_addr_t ba, size_t size, int direction)
{
-#if 0
- unsigned long va;
- struct resource *res;
-
- /* We do not need the resource, just print a message if invalid. */
- res = _sparc_find_resource(&_sparc_dvma, ba);
- if (res == NULL)
- panic("sbus_dma_sync_single: 0x%x\n", ba);
-
- va = page_address(mmu_translate_dvma(ba)); /* XXX higmem */
- /*
- * XXX This bogosity will be fixed with the iommu rewrite coming soon
- * to a kernel near you. - Anton
- */
- /* mmu_inval_dma_area(va, (size + PAGE_SIZE-1) & PAGE_MASK); */
-#endif
}
void sbus_dma_sync_single_for_device(struct device *dev, dma_addr_t ba, size_t size, int direction)
{
-#if 0
- unsigned long va;
- struct resource *res;
-
- /* We do not need the resource, just print a message if invalid. */
- res = _sparc_find_resource(&_sparc_dvma, ba);
- if (res == NULL)
- panic("sbus_dma_sync_single: 0x%x\n", ba);
-
- va = page_address(mmu_translate_dvma(ba)); /* XXX higmem */
- /*
- * XXX This bogosity will be fixed with the iommu rewrite coming soon
- * to a kernel near you. - Anton
- */
- /* mmu_inval_dma_area(va, (size + PAGE_SIZE-1) & PAGE_MASK); */
-#endif
}
/* Support code for sbus_init(). */