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authorHaavard Skinnemoen <hskinnemoen@atmel.com>2007-05-09 02:35:33 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-05-09 12:30:57 -0700
commit880169dd2edc4297b7811a0542be9766ca6945bc (patch)
tree38f9ecb7507c37982291fa9f131682daf91c3c27
parent5a87ede94595f58934000e26e8b13398e63868b5 (diff)
fbdev: add support for AVR32
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>
-rw-r--r--drivers/video/fbmem.c4
-rw-r--r--include/linux/fb.h2
2 files changed, 5 insertions, 1 deletions
diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c
index 08d4e11d912..38c2e2558f5 100644
--- a/drivers/video/fbmem.c
+++ b/drivers/video/fbmem.c
@@ -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);
diff --git a/include/linux/fb.h b/include/linux/fb.h
index dff7a728948..c654d0e9ce3 100644
--- a/include/linux/fb.h
+++ b/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