[PATCH 18/18] arch/x86: Implement <asm/fb.h> with generic helpers

Thomas Zimmermann tzimmermann at suse.de
Thu Apr 6 01:05:54 AEST 2023

Include <asm-generic/fb.h> and set the required preprocessor tokens
correctly. x86 now implements its own set of fb helpers, but still
follows the overall pattern.

Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de>
Cc: Thomas Gleixner <tglx at linutronix.de>
Cc: Ingo Molnar <mingo at redhat.com>
Cc: Borislav Petkov <bp at alien8.de>
Cc: Dave Hansen <dave.hansen at linux.intel.com>
Cc: "H. Peter Anvin" <hpa at zytor.com>
 arch/x86/include/asm/fb.h | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/arch/x86/include/asm/fb.h b/arch/x86/include/asm/fb.h
index ab4c960146e3..a3fb801f12f1 100644
--- a/arch/x86/include/asm/fb.h
+++ b/arch/x86/include/asm/fb.h
@@ -2,10 +2,11 @@
 #ifndef _ASM_X86_FB_H
 #define _ASM_X86_FB_H
-#include <linux/fb.h>
-#include <linux/fs.h>
 #include <asm/page.h>
+struct fb_info;
+struct file;
 static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma,
 				unsigned long off)
@@ -16,7 +17,11 @@ static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma,
 		pgprot_val(vma->vm_page_prot) =
 			prot | cachemode2protval(_PAGE_CACHE_MODE_UC_MINUS);
+#define fb_pgprotect fb_pgprotect
+int fb_is_primary_device(struct fb_info *info);
+#define fb_is_primary_device fb_is_primary_device
-extern int fb_is_primary_device(struct fb_info *info);
+#include <asm-generic/fb.h>
 #endif /* _ASM_X86_FB_H */

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