linux-kernel - [PATCH 03/40] drm/amd/display/dc/gpio/hw

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Date:   Mon, 11 Jan 2021 19:18:49 +0000
From:   Lee Jones <lee.jones@...aro.org>
To:     lee.jones@...aro.org
Cc:     linux-kernel@...r.kernel.org,
        Harry Wentland <harry.wentland@....com>,
        Leo Li <sunpeng.li@....com>,
        Alex Deucher <alexander.deucher@....com>,
        Christian König <christian.koenig@....com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>, amd-gfx@...ts.freedesktop.org,
        dri-devel@...ts.freedesktop.org
Subject: [PATCH 03/40] drm/amd/display/dc/gpio/hw_ddc: Remove unused variable 'reg2'

Fixes the following W=1 kernel build warning(s):

 drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/hw_ddc.c: In function ‘set_config’:
 drivers/gpu/drm/amd/amdgpu/../display/dc/gpio/hw_ddc.c:110:13: warning: variable ‘reg2’ set but not used [-Wunused-but-set-variable]

Cc: Harry Wentland <harry.wentland@....com>
Cc: Leo Li <sunpeng.li@....com>
Cc: Alex Deucher <alexander.deucher@....com>
Cc: "Christian König" <christian.koenig@....com>
Cc: David Airlie <airlied@...ux.ie>
Cc: Daniel Vetter <daniel@...ll.ch>
Cc: amd-gfx@...ts.freedesktop.org
Cc: dri-devel@...ts.freedesktop.org
Signed-off-by: Lee Jones <lee.jones@...aro.org>
---
 drivers/gpu/drm/amd/display/dc/gpio/hw_ddc.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/gpio/hw_ddc.c b/drivers/gpu/drm/amd/display/dc/gpio/hw_ddc.c
index 1ae153eab31d7..7a8cec2d7a902 100644
--- a/drivers/gpu/drm/amd/display/dc/gpio/hw_ddc.c
+++ b/drivers/gpu/drm/amd/display/dc/gpio/hw_ddc.c
@@ -107,13 +107,12 @@ static enum gpio_result set_config(
 					msleep(3);
 			}
 		} else {
-			uint32_t reg2;
 			uint32_t sda_pd_dis = 0;
 			uint32_t scl_pd_dis = 0;
 
-			reg2 = REG_GET_2(gpio.MASK_reg,
-					DC_GPIO_SDA_PD_DIS, &sda_pd_dis,
-					DC_GPIO_SCL_PD_DIS, &scl_pd_dis);
+			REG_GET_2(gpio.MASK_reg,
+				  DC_GPIO_SDA_PD_DIS, &sda_pd_dis,
+				  DC_GPIO_SCL_PD_DIS, &scl_pd_dis);
 
 			if (sda_pd_dis) {
 				REG_SET(gpio.MASK_reg, regval,
-- 
2.25.1