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fbdev: add support for AVR32

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Provide framebuffer page protection flags and definitions of
fb_readl/fb_writel for AVR32.

Signed-off-by: Haavard Skinnemoen <[email protected]>
Cc: "Antonino A. Daplas" <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Haavard Skinnemoen 2007-05-09 02:35:33 -07:00 • committed by Linus Torvalds
commit 880169dd2e
2 changed files with 5 additions and 1 deletions
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4
drivers/video/fbmem.c
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@ -1236,6 +1236,10 @@ fb_mmap(struct file *file, struct vm_area_struct * vma)
pgprot_val(vma->vm_page_prot) |= _PAGE_NO_CACHE;
#elif defined(__arm__) || defined(__sh__) || defined(__m32r__)
vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot);
#elif defined(__avr32__)
vma->vm_page_prot = __pgprot((pgprot_val(vma->vm_page_prot)
& ~_PAGE_CACHABLE)
| (_PAGE_BUFFER | _PAGE_DIRTY));
#elif defined(__ia64__)
if (efi_range_is_wc(vma->vm_start, vma->vm_end - vma->vm_start))
vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot);