linux-kernel - Re: [PATCH v3 12/25] media: i2c: imx258: Allow configuration of clock lane behaviour

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Message-ID: <Zg2kcI/1Gdgt0ilB@duo.ucw.cz>
Date: Wed, 3 Apr 2024 20:48:16 +0200
From: Pavel Machek <pavel@....cz>
To: git@...gi311.com
Cc: linux-media@...r.kernel.org, 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,
	phone-devel@...r.kernel.org
Subject: Re: [PATCH v3 12/25] media: i2c: imx258: Allow configuration of
 clock lane behaviour

Hi!

> The sensor supports the clock lane either remaining in HS mode
> during frame blanking, or dropping to LP11.
> 
> Add configuration of the mode via V4L2_MBUS_CSI2_NONCONTINUOUS_CLOCK.

> +	ret = imx258_write_reg(imx258, IMX258_CLK_BLANK_STOP,
> +			       IMX258_REG_VALUE_08BIT,
> +			       imx258->csi2_flags & V4L2_MBUS_CSI2_NONCONTINUOUS_CLOCK ?
> +			       1 : 0);

!! can be used to turn value into 1/0. I find it easier to read than ?
1 : 0  combination, but possibly that's fine, too.

Best regards,
								Pavel

-- 
People of Russia, stop Putin before his war on Ukraine escalates.

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