From: Ondrej Zary <linux@zary.sk>
Date: Sun, 10 Apr 2022 20:28:33 +0000 (+0200)
Subject: video: fbdev: i740fb: use memset_io() to clear screen
X-Git-Tag: v5.18-rc5~35^2~4
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=12acdbd7ca7d8b3ac0f55d8069f52c223d8d23fd;p=thirdparty%2Fkernel%2Flinux.git

video: fbdev: i740fb: use memset_io() to clear screen

sparse complains that using memset() on __iomem pointer is wrong:
incorrect type in argument 1 (different address spaces)

Use memset_io() to clear screen instead.

Tested on real i740 cards.

Signed-off-by: Ondrej Zary <linux@zary.sk>
Signed-off-by: Helge Deller <deller@gmx.de>
---

diff --git a/drivers/video/fbdev/i740fb.c b/drivers/video/fbdev/i740fb.c
index 52cce0db8bd34..dd45ea8203be5 100644
--- a/drivers/video/fbdev/i740fb.c
+++ b/drivers/video/fbdev/i740fb.c
@@ -740,7 +740,7 @@ static int i740fb_set_par(struct fb_info *info)
 	if (i)
 		return i;
 
-	memset(info->screen_base, 0, info->screen_size);
+	memset_io(info->screen_base, 0, info->screen_size);
 
 	vga_protect(par);