linux-kernel - [PATCH v4 04/25] media: i2c: imx258: Remove redundant I2C writes.

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Date: Sun, 14 Apr 2024 14:34:42 -0600
From: git@...gi311.com
To: linux-media@...r.kernel.org
Cc: dave.stevenson@...pberrypi.com,
	jacopo.mondi@...asonboard.com,
	mchehab@...nel.org,
	robh@...nel.org,
	krzysztof.kozlowski+dt@...aro.org,
	conor+dt@...nel.org,
	shawnguo@...nel.org,
	s.hauer@...gutronix.de,
	kernel@...gutronix.de,
	festevam@...il.com,
	sakari.ailus@...ux.intel.com,
	devicetree@...r.kernel.org,
	imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	pavel@....cz,
	phone-devel@...r.kernel.org,
	Luis Garcia <git@...gi311.com>
Subject: [PATCH v4 04/25] media: i2c: imx258: Remove redundant I2C writes.

From: Dave Stevenson <dave.stevenson@...pberrypi.com>

Registers 0x0202 and 0x0203 are written via the control handler
for V4L2_CID_EXPOSURE, so are not needed from the mode lists.

Signed-off-by: Dave Stevenson <dave.stevenson@...pberrypi.com>
Reviewed-by: Jacopo Mondi <jacopo.mondi@...asonboard.com>
Signed-off-by: Luis Garcia <git@...gi311.com>
Reviewed-by: Pavel Machek <pavel@....cz>
---
 drivers/media/i2c/imx258.c | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/drivers/media/i2c/imx258.c b/drivers/media/i2c/imx258.c
index 0ae4371940ca..df7ed4716762 100644
--- a/drivers/media/i2c/imx258.c
+++ b/drivers/media/i2c/imx258.c
@@ -237,8 +237,6 @@ static const struct imx258_reg mode_4208x3120_regs[] = {
 	{ 0x034E, 0x0C },
 	{ 0x034F, 0x30 },
 	{ 0x0350, 0x01 },
-	{ 0x0202, 0x0C },
-	{ 0x0203, 0x46 },
 	{ 0x0204, 0x00 },
 	{ 0x0205, 0x00 },
 	{ 0x020E, 0x01 },
@@ -356,8 +354,6 @@ static const struct imx258_reg mode_2104_1560_regs[] = {
 	{ 0x034E, 0x06 },
 	{ 0x034F, 0x18 },
 	{ 0x0350, 0x01 },
-	{ 0x0202, 0x06 },
-	{ 0x0203, 0x2E },
 	{ 0x0204, 0x00 },
 	{ 0x0205, 0x00 },
 	{ 0x020E, 0x01 },
@@ -475,8 +471,6 @@ static const struct imx258_reg mode_1048_780_regs[] = {
 	{ 0x034E, 0x03 },
 	{ 0x034F, 0x0C },
 	{ 0x0350, 0x01 },
-	{ 0x0202, 0x03 },
-	{ 0x0203, 0x42 },
 	{ 0x0204, 0x00 },
 	{ 0x0205, 0x00 },
 	{ 0x020E, 0x01 },
-- 
2.44.0