From 84998fc1c39270b8e20223d1b10c00464eec09dc Mon Sep 17 00:00:00 2001
From: Thomas Zimmermann <tzimmermann@suse.de>
Date: Mon, 17 Apr 2023 14:56:38 +0200
Subject: [PATCH] arch/loongarch: Implement <asm/fb.h> with generic helpers

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
---
 arch/loongarch/include/asm/fb.h | 15 +--------------
 1 file changed, 1 insertion(+), 14 deletions(-)

diff --git a/arch/loongarch/include/asm/fb.h b/arch/loongarch/include/asm/fb.h
index 3116bde8772d..ff82f20685c8 100644
--- a/arch/loongarch/include/asm/fb.h
+++ b/arch/loongarch/include/asm/fb.h
@@ -5,19 +5,6 @@
 #ifndef _ASM_FB_H_
 #define _ASM_FB_H_
 
-#include <linux/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;
-}
+#include <asm-generic/fb.h>
 
 #endif /* _ASM_FB_H_ */