diff options
author | Dave Airlie <airlied@linux.ie> | 2008-12-11 02:06:35 -0500 |
---|---|---|
committer | Dave Airlie <airlied@linux.ie> | 2008-12-29 02:47:24 -0500 |
commit | ae14dc0505261978ca06075ac39cc5422c6c6b57 (patch) | |
tree | e84f4ccfbb9b102dbdfb6513a3192e81eff798aa /drivers | |
parent | aa91c6665a5e387e488c4a0b5da2536cc9c9f16e (diff) |
drm: PAGE_CACHE_WC is x86 only so far
The page protections need to be checked whether they need to be more flexible.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/gpu/drm/drm_gem.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c index b3939de6affd..9da581452874 100644 --- a/drivers/gpu/drm/drm_gem.c +++ b/drivers/gpu/drm/drm_gem.c | |||
@@ -516,7 +516,9 @@ int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma) | |||
516 | vma->vm_private_data = map->handle; | 516 | vma->vm_private_data = map->handle; |
517 | /* FIXME: use pgprot_writecombine when available */ | 517 | /* FIXME: use pgprot_writecombine when available */ |
518 | prot = pgprot_val(vma->vm_page_prot); | 518 | prot = pgprot_val(vma->vm_page_prot); |
519 | #ifdef CONFIG_X86 | ||
519 | prot |= _PAGE_CACHE_WC; | 520 | prot |= _PAGE_CACHE_WC; |
521 | #endif | ||
520 | vma->vm_page_prot = __pgprot(prot); | 522 | vma->vm_page_prot = __pgprot(prot); |
521 | 523 | ||
522 | vma->vm_file = filp; /* Needed for drm_vm_open() */ | 524 | vma->vm_file = filp; /* Needed for drm_vm_open() */ |