From aba945e76b9caeae5b6cfff179ca7bebb9bac805 Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Wed, 27 Aug 2008 02:20:35 -0700 Subject: 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 --- arch/sparc/kernel/ioport.c | 36 +----------------------------------- 1 file changed, 1 insertion(+), 35 deletions(-) (limited to 'arch/sparc') diff --git a/arch/sparc/kernel/ioport.c b/arch/sparc/kernel/ioport.c index e87ed519ffaf..82ef20161910 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(). */ -- cgit v1.2.2