diff options
Diffstat (limited to 'include/asm-generic')
| -rw-r--r-- | include/asm-generic/fb.h | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/include/asm-generic/fb.h b/include/asm-generic/fb.h index f9f18101ed36..c8af99f5a535 100644 --- a/include/asm-generic/fb.h +++ b/include/asm-generic/fb.h @@ -1,13 +1,33 @@ /* SPDX-License-Identifier: GPL-2.0 */ + #ifndef __ASM_GENERIC_FB_H_ #define __ASM_GENERIC_FB_H_ -#include <linux/fb.h> -#define fb_pgprotect(...) do {} while (0) +/* + * Only include this header file from your architecture's <asm/fb.h>. + */ + +#include <linux/mm_types.h> +#include <linux/pgtable.h> + +struct fb_info; +struct file; + +#ifndef fb_pgprotect +#define fb_pgprotect fb_pgprotect +static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma, + unsigned long off) +{ + vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot); +} +#endif +#ifndef fb_is_primary_device +#define fb_is_primary_device fb_is_primary_device static inline int fb_is_primary_device(struct fb_info *info) { return 0; } +#endif #endif /* __ASM_GENERIC_FB_H_ */ |