[PATCH] phsy

[Chris Wilson]

---
 drivers/gpu/drm/i915/i915_gem_gtt.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
index c6aa761ca085..42236c0531b6 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -493,13 +493,7 @@ static int __setup_page_dma(struct i915_address_space *vm,
 	if (unlikely(!p->page))
 		return -ENOMEM;
 
-	p->daddr = dma_map_page(vm->dma, p->page, 0, PAGE_SIZE,
-				PCI_DMA_BIDIRECTIONAL);
-	if (unlikely(dma_mapping_error(vm->dma, p->daddr))) {
-		vm_free_page(vm, p->page);
-		return -ENOMEM;
-	}
-
+	p->daddr = (unsigned long)page_address(p->page);
 	return 0;
 }
 
@@ -512,7 +506,6 @@ static int setup_page_dma(struct i915_address_space *vm,
 static void cleanup_page_dma(struct i915_address_space *vm,
 			     struct i915_page_dma *p)
 {
-	dma_unmap_page(vm->dma, p->daddr, PAGE_SIZE, PCI_DMA_BIDIRECTIONAL);
 	vm_free_page(vm, p->page);
 }
 
-- 
2.18.0