diff options
Diffstat (limited to 'arch/sparc64/kernel/iommu.c')
-rw-r--r-- | arch/sparc64/kernel/iommu.c | 33 |
1 files changed, 21 insertions, 12 deletions
diff --git a/arch/sparc64/kernel/iommu.c b/arch/sparc64/kernel/iommu.c index 756fa24eeefa..2a37a6ca2a16 100644 --- a/arch/sparc64/kernel/iommu.c +++ b/arch/sparc64/kernel/iommu.c @@ -173,9 +173,11 @@ void iommu_range_free(struct iommu *iommu, dma_addr_t dma_addr, unsigned long np } int iommu_table_init(struct iommu *iommu, int tsbsize, - u32 dma_offset, u32 dma_addr_mask) + u32 dma_offset, u32 dma_addr_mask, + int numa_node) { - unsigned long i, tsbbase, order, sz, num_tsb_entries; + unsigned long i, order, sz, num_tsb_entries; + struct page *page; num_tsb_entries = tsbsize / sizeof(iopte_t); @@ -188,11 +190,12 @@ int iommu_table_init(struct iommu *iommu, int tsbsize, /* Allocate and initialize the free area map. */ sz = num_tsb_entries / 8; sz = (sz + 7UL) & ~7UL; - iommu->arena.map = kzalloc(sz, GFP_KERNEL); + iommu->arena.map = kmalloc_node(sz, GFP_KERNEL, numa_node); if (!iommu->arena.map) { printk(KERN_ERR "IOMMU: Error, kmalloc(arena.map) failed.\n"); return -ENOMEM; } + memset(iommu->arena.map, 0, sz); iommu->arena.limit = num_tsb_entries; if (tlb_type != hypervisor) @@ -201,21 +204,23 @@ int iommu_table_init(struct iommu *iommu, int tsbsize, /* Allocate and initialize the dummy page which we * set inactive IO PTEs to point to. */ - iommu->dummy_page = get_zeroed_page(GFP_KERNEL); - if (!iommu->dummy_page) { + page = alloc_pages_node(numa_node, GFP_KERNEL, 0); + if (!page) { printk(KERN_ERR "IOMMU: Error, gfp(dummy_page) failed.\n"); goto out_free_map; } + iommu->dummy_page = (unsigned long) page_address(page); + memset((void *)iommu->dummy_page, 0, PAGE_SIZE); iommu->dummy_page_pa = (unsigned long) __pa(iommu->dummy_page); /* Now allocate and setup the IOMMU page table itself. */ order = get_order(tsbsize); - tsbbase = __get_free_pages(GFP_KERNEL, order); - if (!tsbbase) { + page = alloc_pages_node(numa_node, GFP_KERNEL, order); + if (!page) { printk(KERN_ERR "IOMMU: Error, gfp(tsb) failed.\n"); goto out_free_dummy_page; } - iommu->page_table = (iopte_t *)tsbbase; + iommu->page_table = (iopte_t *)page_address(page); for (i = 0; i < num_tsb_entries; i++) iopte_make_dummy(iommu, &iommu->page_table[i]); @@ -276,20 +281,24 @@ static inline void iommu_free_ctx(struct iommu *iommu, int ctx) static void *dma_4u_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_addrp, gfp_t gfp) { + unsigned long flags, order, first_page; struct iommu *iommu; + struct page *page; + int npages, nid; iopte_t *iopte; - unsigned long flags, order, first_page; void *ret; - int npages; size = IO_PAGE_ALIGN(size); order = get_order(size); if (order >= 10) return NULL; - first_page = __get_free_pages(gfp, order); - if (first_page == 0UL) + nid = dev->archdata.numa_node; + page = alloc_pages_node(nid, gfp, order); + if (unlikely(!page)) return NULL; + + first_page = (unsigned long) page_address(page); memset((char *)first_page, 0, PAGE_SIZE << order); iommu = dev->archdata.iommu; |