From 8e4bff4cab0ddac6060645b0715210484d02ff40 Mon Sep 17 00:00:00 2001 From: Yuval Adam <_@yuv.al> Date: Wed, 30 Aug 2017 08:25:59 +0000 Subject: Initial file dump from open source release --- arch/m68k/include/asm/fb.h | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 arch/m68k/include/asm/fb.h (limited to 'arch/m68k/include/asm/fb.h') diff --git a/arch/m68k/include/asm/fb.h b/arch/m68k/include/asm/fb.h new file mode 100644 index 00000000..be4e4c67 --- /dev/null +++ b/arch/m68k/include/asm/fb.h @@ -0,0 +1,38 @@ +#ifndef _ASM_FB_H_ +#define _ASM_FB_H_ + +#include +#include +#include +#include + +#ifdef CONFIG_MMU +#ifdef CONFIG_SUN3 +static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma, + unsigned long off) +{ + pgprot_val(vma->vm_page_prot) |= SUN3_PAGE_NOCACHE; +} +#else +static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma, + unsigned long off) +{ + if (CPU_IS_020_OR_030) + pgprot_val(vma->vm_page_prot) |= _PAGE_NOCACHE030; + if (CPU_IS_040_OR_060) { + pgprot_val(vma->vm_page_prot) &= _CACHEMASK040; + /* Use no-cache mode, serialized */ + pgprot_val(vma->vm_page_prot) |= _PAGE_NOCACHE_S; + } +} +#endif /* CONFIG_SUN3 */ +#else +#define fb_pgprotect(...) do {} while (0) +#endif /* CONFIG_MMU */ + +static inline int fb_is_primary_device(struct fb_info *info) +{ + return 0; +} + +#endif /* _ASM_FB_H_ */ -- cgit v1.3.1