diff --git a/drivers/gpu/drm/gma500/framebuffer.c b/drivers/gpu/drm/gma500/framebuffer.c
index 1534e220097ab8bbe5b8e272df0d8f007b6447a2..8b1b6d923abe82ab8119ce7134d3a45b681a54f6 100644
--- a/drivers/gpu/drm/gma500/framebuffer.c
+++ b/drivers/gpu/drm/gma500/framebuffer.c
@@ -121,8 +121,8 @@ static int psbfb_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 	unsigned long address;
 	int ret;
 	unsigned long pfn;
-	/* FIXME: assumes fb at stolen base which may not be true */
-	unsigned long phys_addr = (unsigned long)dev_priv->stolen_base;
+	unsigned long phys_addr = (unsigned long)dev_priv->stolen_base +
+				  psbfb->gtt->offset;
 
 	page_num = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT;
 	address = (unsigned long)vmf->virtual_address - (vmf->pgoff << PAGE_SHIFT);