linux-kernel - [PATCH v5 06/16] media: i2c: ov4689: Refactor ov4689_set

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Date: Wed, 17 Apr 2024 01:45:14 +0300
From: Mikhail Rudenko <mike.rudenko@...il.com>
To: linux-media@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: Sakari Ailus <sakari.ailus@...ux.intel.com>,
	Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	Jacopo Mondi <jacopo@...ndi.org>,
	Tommaso Merciai <tomm.merciai@...il.com>,
	Christophe JAILLET <christophe.jaillet@...adoo.fr>,
	Dave Stevenson <dave.stevenson@...pberrypi.com>,
	Mauro Carvalho Chehab <mchehab@...nel.org>,
	Mikhail Rudenko <mike.rudenko@...il.com>,
	Kieran Bingham <kieran.bingham@...asonboard.com>
Subject: [PATCH v5 06/16] media: i2c: ov4689: Refactor ov4689_set_ctrl

Introduce local variable for regmap within the ov4689_set_ctrl
function. This adjustment eliminates repetition within the function.

Signed-off-by: Mikhail Rudenko <mike.rudenko@...il.com>
Reviewed-by: Kieran Bingham <kieran.bingham@...asonboard.com>
---
 drivers/media/i2c/ov4689.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/media/i2c/ov4689.c b/drivers/media/i2c/ov4689.c
index a3fb6498753f..883dcee52d5f 100644
--- a/drivers/media/i2c/ov4689.c
+++ b/drivers/media/i2c/ov4689.c
@@ -580,10 +580,11 @@ static int ov4689_set_ctrl(struct v4l2_ctrl *ctrl)
 {
 	struct ov4689 *ov4689 =
 		container_of(ctrl->handler, struct ov4689, ctrl_handler);
+	struct regmap *regmap = ov4689->regmap;
 	struct device *dev = ov4689->dev;
 	int sensor_gain;
 	s64 max_expo;
-	int ret;
+	int ret = 0;
 
 	/* Propagate change of current control to all related controls */
 	switch (ctrl->id) {
@@ -603,16 +604,15 @@ static int ov4689_set_ctrl(struct v4l2_ctrl *ctrl)
 	switch (ctrl->id) {
 	case V4L2_CID_EXPOSURE:
 		/* 4 least significant bits of exposure are fractional part */
-		ret = cci_write(ov4689->regmap, OV4689_REG_EXPOSURE,
-				ctrl->val << 4, NULL);
+		cci_write(regmap, OV4689_REG_EXPOSURE, ctrl->val << 4, &ret);
 		break;
 	case V4L2_CID_ANALOGUE_GAIN:
 		ret = ov4689_map_gain(ov4689, ctrl->val, &sensor_gain);
-		cci_write(ov4689->regmap, OV4689_REG_GAIN, sensor_gain, &ret);
+		cci_write(regmap, OV4689_REG_GAIN, sensor_gain, &ret);
 		break;
 	case V4L2_CID_VBLANK:
-		ret = cci_write(ov4689->regmap, OV4689_REG_VTS,
-				ctrl->val + ov4689->cur_mode->height, NULL);
+		cci_write(regmap, OV4689_REG_VTS,
+			  ctrl->val + ov4689->cur_mode->height, &ret);
 		break;
 	case V4L2_CID_TEST_PATTERN:
 		ret = ov4689_enable_test_pattern(ov4689, ctrl->val);
-- 
2.44.0