[PATCH 1/1] gpu: drm: gma500: Use vma_pages()

From: Shyam Saini
Date: Sun Oct 09 2016 - 19:25:29 EST


Replace explicit computation of vma page count by a call to
vma_pages()

Signed-off-by: Shyam Saini <mayhs11saini@xxxxxxxxx>
---
drivers/gpu/drm/gma500/framebuffer.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/gma500/framebuffer.c b/drivers/gpu/drm/gma500/framebuffer.c
index 3a44e70..0fde850 100644
--- a/drivers/gpu/drm/gma500/framebuffer.c
+++ b/drivers/gpu/drm/gma500/framebuffer.c
@@ -124,7 +124,7 @@ static int psbfb_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
unsigned long phys_addr = (unsigned long)dev_priv->stolen_base +
psbfb->gtt->offset;

- page_num = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT;
+ page_num = vma_pages(vma);
address = (unsigned long)vmf->virtual_address - (vmf->pgoff << PAGE_SHIFT);

vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
--
2.7.4