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Commit 880169dd authored by Haavard Skinnemoen's avatar Haavard Skinnemoen Committed by Linus Torvalds
Browse files

fbdev: add support for AVR32 



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

Signed-off-by: default avatarHaavard Skinnemoen <hskinnemoen@atmel.com>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 5a87ede9

drivers/video/fbmem.c

+4 −0
Original line number Diff line number Diff line
@@ -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);

include/linux/fb.h

+1 −1
Original line number Diff line number Diff line
@@ -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