linux-kernel - [PATCH] drm/rockchip: dsi: Remove the unused function dsi

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Message-Id: <20230208023429.73696-1-jiapeng.chong@linux.alibaba.com>
Date:   Wed,  8 Feb 2023 10:34:29 +0800
From:   Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
To:     hjc@...k-chips.com
Cc:     heiko@...ech.de, airlied@...il.com, daniel@...ll.ch,
        dri-devel@...ts.freedesktop.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>,
        Abaci Robot <abaci@...ux.alibaba.com>
Subject: [PATCH] drm/rockchip: dsi: Remove the unused function dsi_read()

The function dsi_read is defined in the dw-mipi-dsi-rockchip.c file, but
not called elsewhere, so remove this unused function.

drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c:362:19: warning: unused function 'dsi_read'.

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=3984
Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
---
 drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c
index 7901c3babc8c..917e79951aac 100644
--- a/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c
+++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi-rockchip.c
@@ -359,11 +359,6 @@ static inline void dsi_write(struct dw_mipi_dsi_rockchip *dsi, u32 reg, u32 val)
 	writel(val, dsi->base + reg);
 }
 
-static inline u32 dsi_read(struct dw_mipi_dsi_rockchip *dsi, u32 reg)
-{
-	return readl(dsi->base + reg);
-}
-
 static void dw_mipi_dsi_phy_write(struct dw_mipi_dsi_rockchip *dsi,
 				  u8 test_code,
 				  u8 test_data)
-- 
2.20.1.7.g153144c