diff options
| -rw-r--r-- | arch/powerpc/lib/dma-noncoherent.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/arch/powerpc/lib/dma-noncoherent.c b/arch/powerpc/lib/dma-noncoherent.c index 2b1ce184934..b7dc4c19f58 100644 --- a/arch/powerpc/lib/dma-noncoherent.c +++ b/arch/powerpc/lib/dma-noncoherent.c @@ -77,26 +77,26 @@ static DEFINE_SPINLOCK(consistent_lock); * the amount of RAM found at boot time.) I would imagine that get_vm_area() * would have to initialise this each time prior to calling vm_region_alloc(). */ -struct vm_region { +struct ppc_vm_region { struct list_head vm_list; unsigned long vm_start; unsigned long vm_end; }; -static struct vm_region consistent_head = { +static struct ppc_vm_region consistent_head = { .vm_list = LIST_HEAD_INIT(consistent_head.vm_list), .vm_start = CONSISTENT_BASE, .vm_end = CONSISTENT_END, }; -static struct vm_region * -vm_region_alloc(struct vm_region *head, size_t size, gfp_t gfp) +static struct ppc_vm_region * +ppc_vm_region_alloc(struct ppc_vm_region *head, size_t size, gfp_t gfp) { unsigned long addr = head->vm_start, end = head->vm_end - size; unsigned long flags; - struct vm_region *c, *new; + struct ppc_vm_region *c, *new; - new = kmalloc(sizeof(struct vm_region), gfp); + new = kmalloc(sizeof(struct ppc_vm_region), gfp); if (!new) goto out; @@ -130,9 +130,9 @@ vm_region_alloc(struct vm_region *head, size_t size, gfp_t gfp) return NULL; } -static struct vm_region *vm_region_find(struct vm_region *head, unsigned long addr) +static struct ppc_vm_region *ppc_vm_region_find(struct ppc_vm_region *head, unsigned long addr) { - struct vm_region *c; + struct ppc_vm_region *c; list_for_each_entry(c, &head->vm_list, vm_list) { if (c->vm_start == addr) @@ -151,7 +151,7 @@ void * __dma_alloc_coherent(size_t size, dma_addr_t *handle, gfp_t gfp) { struct page *page; - struct vm_region *c; + struct ppc_vm_region *c; unsigned long order; u64 mask = 0x00ffffff, limit; /* ISA default */ @@ -191,7 +191,7 @@ __dma_alloc_coherent(size_t size, dma_addr_t *handle, gfp_t gfp) /* * Allocate a virtual address in the consistent mapping region. */ - c = vm_region_alloc(&consistent_head, size, + c = ppc_vm_region_alloc(&consistent_head, size, gfp & ~(__GFP_DMA | __GFP_HIGHMEM)); if (c) { unsigned long vaddr = c->vm_start; @@ -239,7 +239,7 @@ EXPORT_SYMBOL(__dma_alloc_coherent); */ void __dma_free_coherent(size_t size, void *vaddr) { - struct vm_region *c; + struct ppc_vm_region *c; unsigned long flags, addr; pte_t *ptep; @@ -247,7 +247,7 @@ void __dma_free_coherent(size_t size, void *vaddr) spin_lock_irqsave(&consistent_lock, flags); - c = vm_region_find(&consistent_head, (unsigned long)vaddr); + c = ppc_vm_region_find(&consistent_head, (unsigned long)vaddr); if (!c) goto no_area; |