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sparc32: Kill mmu_translate_dvma and implementations.

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No longer used.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2008-08-27 02:29:50 -07:00
parent aba945e76b
commit b1387c35be
4 changed files with 0 additions and 34 deletions
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14
arch/sparc/mm/io-unit.c
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@@ -233,19 +233,6 @@ static void iounit_unmap_dma_area(unsigned long addr, int len)
{
/* XXX Somebody please fill this in */
}
/* XXX We do not pass sbus device here, bad. */
static struct page *iounit_translate_dvma(unsigned long addr)
{
struct sbus_bus *sbus = sbus_root; /* They are all the same */
struct iounit_struct *iounit = sbus->ofdev.dev.archdata.iommu;
int i;
iopte_t *iopte;
i = ((addr - IOUNIT_DMA_BASE) >> PAGE_SHIFT);
iopte = (iopte_t *)(iounit->page_table + i);
return pfn_to_page(iopte_val(*iopte) >> (PAGE_SHIFT-4)); /* XXX sun4d guru, help */
}
#endif
static char *iounit_lockarea(char *vaddr, unsigned long len)
@@ -272,7 +259,6 @@ void __init ld_mmu_iounit(void)
#ifdef CONFIG_SBUS
BTFIXUPSET_CALL(mmu_map_dma_area, iounit_map_dma_area, BTFIXUPCALL_NORM);
BTFIXUPSET_CALL(mmu_unmap_dma_area, iounit_unmap_dma_area, BTFIXUPCALL_NORM);
BTFIXUPSET_CALL(mmu_translate_dvma, iounit_translate_dvma, BTFIXUPCALL_NORM);
#endif
}