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arch/loongarch: Implement <asm/fb.h> with generic helpers

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Replace the architecture's fbdev helpers with the generic
ones from <asm-generic/fb.h>. No functional changes.

v2:
	* use default implementation for fb_pgprotect() (Arnd)

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Huacai Chen <chenhuacai@kernel.org>
Cc: WANG Xuerui <kernel@xen0n.name>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Helge Deller <deller@gmx.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20230417125651.25126-7-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann 2023-04-17 14:56:38 +02:00
parent 81ea5144f0
commit 84998fc1c3
1 changed files with 1 additions and 14 deletions
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15
arch/loongarch/include/asm/fb.h
View File

@ -5,19 +5,6 @@
#ifndef _ASM_FB_H_ #ifndef _ASM_FB_H_
#define _ASM_FB_H_ #define _ASM_FB_H_
#include <linux/fb.h> #include <asm-generic/fb.h>
#include <linux/fs.h>
#include <asm/page.h>
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);
}
static inline int fb_is_primary_device(struct fb_info *info)
{
return 0;
}
#endif /* _ASM_FB_H_ */ #endif /* _ASM_FB_H_ */