linux-kernel - [PATCH 17/18] arch/sparc: Implement <asm/fb.h> with generic helpers

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Date:   Wed,  5 Apr 2023 17:05:53 +0200
From:   Thomas Zimmermann <tzimmermann@...e.de>
To:     arnd@...db.de, daniel.vetter@...ll.ch, deller@....de,
        javierm@...hat.com, gregkh@...uxfoundation.org
Cc:     linux-arch@...r.kernel.org, linux-fbdev@...r.kernel.org,
        dri-devel@...ts.freedesktop.org,
        linux-snps-arc@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-ia64@...r.kernel.org,
        loongarch@...ts.linux.dev, linux-m68k@...ts.linux-m68k.org,
        linux-mips@...r.kernel.org, linux-parisc@...r.kernel.org,
        linuxppc-dev@...ts.ozlabs.org, linux-sh@...r.kernel.org,
        sparclinux@...r.kernel.org, x86@...nel.org,
        Thomas Zimmermann <tzimmermann@...e.de>,
        "David S. Miller" <davem@...emloft.net>
Subject: [PATCH 17/18] arch/sparc: Implement <asm/fb.h> with generic helpers

Replace the architecture's fb_pgprotect() with the generic one
from <asm-generic/fb.h> on 32-bit builds. No functional changes.

Signed-off-by: Thomas Zimmermann <tzimmermann@...e.de>
Cc: "David S. Miller" <davem@...emloft.net>
---
 arch/sparc/include/asm/fb.h | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/arch/sparc/include/asm/fb.h b/arch/sparc/include/asm/fb.h
index e4ef1955b2b6..da411d77bafb 100644
--- a/arch/sparc/include/asm/fb.h
+++ b/arch/sparc/include/asm/fb.h
@@ -5,18 +5,22 @@
 #include <linux/fs.h>
 
 #include <asm/page.h>
-#include <asm/prom.h>
 
 struct fb_info;
+struct file;
 
+#ifdef CONFIG_SPARC64
 static inline void fb_pgprotect(struct file *file, struct vm_area_struct *vma,
 				unsigned long off)
 {
-#ifdef CONFIG_SPARC64
 	vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
-#endif
 }
+#define fb_pgprotect fb_pgprotect
+#endif
 
 int fb_is_primary_device(struct fb_info *info);
+#define fb_is_primary_device fb_is_primary_device
+
+#include <asm-generic/fb.h>
 
 #endif /* _SPARC_FB_H_ */
-- 
2.40.0