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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 <hskinnemoen@atmel.com>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Haavard Skinnemoen 2007-05-09 02:35:33 -07:00 committed by Linus Torvalds
parent 5a87ede945
commit 880169dd2e
2 changed files with 5 additions and 1 deletions
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4
drivers/video/fbmem.c
View File

@ -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);

2
include/linux/fb.h
View File

@ -868,7 +868,7 @@ struct fb_info {
#define fb_writeq sbus_writeq
#define fb_memset sbus_memset_io
#elif defined(__i386__) || defined(__alpha__) || defined(__x86_64__) || defined(__hppa__) || (defined(__sh__) && !defined(__SH5__)) || defined(__powerpc__)
#elif defined(__i386__) || defined(__alpha__) || defined(__x86_64__) || defined(__hppa__) || (defined(__sh__) && !defined(__SH5__)) || defined(__powerpc__) || defined(__avr32__)
#define fb_readb __raw_readb
#define fb_readw __raw_readw