From: Haavard Skinnemoen Provide framebuffer page protection flags and definitions of fb_readl/fb_writel for AVR32. Signed-off-by: Haavard Skinnemoen Cc: "Antonino A. Daplas" Signed-off-by: Andrew Morton --- drivers/video/fbmem.c | 4 ++++ include/linux/fb.h | 2 +- 2 files changed, 5 insertions(+), 1 deletion(-) diff -puN drivers/video/fbmem.c~fbdev-add-support-for-avr32 drivers/video/fbmem.c --- a/drivers/video/fbmem.c~fbdev-add-support-for-avr32 +++ a/drivers/video/fbmem.c @@ -1236,6 +1236,10 @@ fb_mmap(struct file *file, struct vm_are 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); diff -puN include/linux/fb.h~fbdev-add-support-for-avr32 include/linux/fb.h --- a/include/linux/fb.h~fbdev-add-support-for-avr32 +++ a/include/linux/fb.h @@ -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 _