xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

sparc32: Kill mmu_translate_dvma and implementations.

Browse Source 
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
Download Patch File Download Diff File Expand all files Collapse all files

10
arch/sparc/mm/iommu.c
View File

@@ -421,15 +421,6 @@ static void iommu_unmap_dma_area(unsigned long busa, int len)
iommu_invalidate(iommu->regs);
bit_map_clear(&iommu->usemap, ioptex, len >> PAGE_SHIFT);
}
static struct page *iommu_translate_dvma(unsigned long busa)
{
struct iommu_struct *iommu = sbus_root->ofdev.dev.archdata.iommu;
iopte_t *iopte = iommu->page_table;
iopte += ((busa - iommu->start) >> PAGE_SHIFT);
return pfn_to_page((iopte_val(*iopte) & IOPTE_PAGE) >> (PAGE_SHIFT-4));
}
#endif
static char *iommu_lockarea(char *vaddr, unsigned long len)
@@ -465,7 +456,6 @@ void __init ld_mmu_iommu(void)
#ifdef CONFIG_SBUS
BTFIXUPSET_CALL(mmu_map_dma_area, iommu_map_dma_area, BTFIXUPCALL_NORM);
BTFIXUPSET_CALL(mmu_unmap_dma_area, iommu_unmap_dma_area, BTFIXUPCALL_NORM);
BTFIXUPSET_CALL(mmu_translate_dvma, iommu_translate_dvma, BTFIXUPCALL_NORM);
#endif
if (viking_mxcc_present || srmmu_modtype == HyperSparc) {