[PATCH v3 19/19] arch/x86: Implement with generic helpers

Thomas Zimmermann
2023-04-17T12:59:51Z

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 of the other <asm/fb.h> files.

v3:
* clarified commit message

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: "H. Peter Anvin" <hpa@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 */
--
2.40.0