linux-kernel - [PATCH] drm: Remove unused function rcar_cmm

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Message-Id: <20240619075436.86407-1-jiapeng.chong@linux.alibaba.com>
Date: Wed, 19 Jun 2024 15:54:36 +0800
From: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
To: laurent.pinchart@...asonboard.com
Cc: kieran.bingham+renesas@...asonboard.com,
	airlied@...il.com,
	daniel@...ll.ch,
	dri-devel@...ts.freedesktop.org,
	linux-renesas-soc@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>,
	Abaci Robot <abaci@...ux.alibaba.com>
Subject: [PATCH] drm: Remove unused function rcar_cmm_write

The function are defined in the rcar_cmm.c file, but not called
elsewhere, so delete the unused function.

drivers/gpu/drm/renesas/rcar-du/rcar_cmm.c:35:19: warning: unused function 'rcar_cmm_read'.

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=9364
Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
---
 drivers/gpu/drm/renesas/rcar-du/rcar_cmm.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/drivers/gpu/drm/renesas/rcar-du/rcar_cmm.c b/drivers/gpu/drm/renesas/rcar-du/rcar_cmm.c
index 26a2f5ad8ee5..883b960e9acc 100644
--- a/drivers/gpu/drm/renesas/rcar-du/rcar_cmm.c
+++ b/drivers/gpu/drm/renesas/rcar-du/rcar_cmm.c
@@ -32,11 +32,6 @@ struct rcar_cmm {
 	} lut;
 };
 
-static inline int rcar_cmm_read(struct rcar_cmm *rcmm, u32 reg)
-{
-	return ioread32(rcmm->base + reg);
-}
-
 static inline void rcar_cmm_write(struct rcar_cmm *rcmm, u32 reg, u32 data)
 {
 	iowrite32(data, rcmm->base + reg);
-- 
2.20.1.7.g153144c