linux-kernel - [PATCH] video: fbdev: controlfb: Remove the unused function VAR

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Message-Id: <20220914102301.87981-1-jiapeng.chong@linux.alibaba.com>
Date:   Wed, 14 Sep 2022 18:22:59 +0800
From:   Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
To:     deller@....de
Cc:     linux-fbdev@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org,
        Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>,
        Abaci Robot <abaci@...ux.alibaba.com>
Subject: [PATCH] video: fbdev: controlfb: Remove the unused function VAR_MATCH()

The function VAR_MATCH is defined in the controlfb.c file, but not
called elsewhere, so delete this unused function.

drivers/video/fbdev/controlfb.c:111:19: warning: unused function 'VAR_MATCH'.

Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=2153
Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
---
 drivers/video/fbdev/controlfb.c | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/drivers/video/fbdev/controlfb.c b/drivers/video/fbdev/controlfb.c
index aba46118b208..6bbcd9fc864e 100644
--- a/drivers/video/fbdev/controlfb.c
+++ b/drivers/video/fbdev/controlfb.c
@@ -108,13 +108,6 @@ static inline int PAR_EQUAL(struct fb_par_control *x, struct fb_par_control *y)
 	return (!DIRTY(cmode) && !DIRTY(xres) && !DIRTY(yres)
 		&& !DIRTY(vxres) && !DIRTY(vyres));
 }
-static inline int VAR_MATCH(struct fb_var_screeninfo *x, struct fb_var_screeninfo *y)
-{
-	return (!DIRTY(bits_per_pixel) && !DIRTY(xres)
-		&& !DIRTY(yres) && !DIRTY(xres_virtual)
-		&& !DIRTY(yres_virtual)
-		&& !DIRTY_CMAP(red) && !DIRTY_CMAP(green) && !DIRTY_CMAP(blue));
-}
 
 struct fb_info_control {
 	struct fb_info		info;
-- 
2.20.1.7.g153144c