Instead of directly using the cache mode bits in the pte switch to
using the cache mode type.
Based-on-patch-by: Stefan Bader <stefan.ba...@canonical.com>
Signed-off-by: Juergen Gross <jgr...@suse.com>
Reviewed-by: Thomas Gleixner <t...@linutronix.de>
---
drivers/video/fbdev/vermilion/vermilion.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/video/fbdev/vermilion/vermilion.c
b/drivers/video/fbdev/vermilion/vermilion.c
index 5f930ae..6b70d7f 100644
--- a/drivers/video/fbdev/vermilion/vermilion.c
+++ b/drivers/video/fbdev/vermilion/vermilion.c
@@ -1003,13 +1003,15 @@ static int vmlfb_mmap(struct fb_info *info, struct
vm_area_struct *vma)
struct vml_info *vinfo = container_of(info, struct vml_info, info);
unsigned long offset = vma->vm_pgoff << PAGE_SHIFT;
int ret;
+ unsigned long prot;
ret = vmlfb_vram_offset(vinfo, offset);
if (ret)
return -EINVAL;
- pgprot_val(vma->vm_page_prot) |= _PAGE_PCD;
- pgprot_val(vma->vm_page_prot) &= ~_PAGE_PWT;
+ prot = pgprot_val(vma->vm_page_prot) & ~_PAGE_CACHE_MASK;
+ pgprot_val(vma->vm_page_prot) =
+ prot | cachemode2protval(_PAGE_CACHE_MODE_UC_MINUS);
return vm_iomap_memory(vma, vinfo->vram_start,
vinfo->vram_contig_size);
--
1.8.4.5
--
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