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gpu: drm: gma500: Use vma_pages()
author
Shyam Saini
<mayhs11saini@gmail.com>
Sun, 9 Oct 2016 23:07:16 +0000
(
04:37
+0530)
committer
Daniel Vetter
<daniel.vetter@ffwll.ch>
Thu, 13 Oct 2016 05:56:14 +0000
(07:56 +0200)
Replace explicit computation of vma page count by a call to
vma_pages()
Signed-off-by: Shyam Saini <mayhs11saini@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link:
http://patchwork.freedesktop.org/patch/msgid/1476054436-9378-1-git-send-email-mayhs11saini@gmail.com
drivers/gpu/drm/gma500/framebuffer.c
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diff --git
a/drivers/gpu/drm/gma500/framebuffer.c
b/drivers/gpu/drm/gma500/framebuffer.c
index
3a44e70
..
0fde850
100644
(file)
--- 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);