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From: Mark Brown <broonie@kernel.org>
To: Saurabh Sengar <saurabh.truth@gmail.com>
Cc: lgirdwood@gmail.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] regulator: of: removing two variables min_uV and max_uV
Date: Sun, 1 Nov 2015 11:29:11 +0900	[thread overview]
Message-ID: <20151101022911.GD28319@sirena.org.uk> (raw)
In-Reply-To: <1446303691-30795-1-git-send-email-saurabh.truth@gmail.com>

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On Sat, Oct 31, 2015 at 08:31:31PM +0530, Saurabh Sengar wrote:

> -	min_uV = of_get_property(np, "regulator-min-microvolt", NULL);
> -	if (min_uV)
> -		constraints->min_uV = be32_to_cpu(*min_uV);

> +	if (!of_property_read_u32(np, "regulator-max-microvolt", &pval))
> +		constraints->max_uV = pval;

>  	/* Only one voltage?  Then make sure it's set. */
> -	if (min_uV && max_uV && constraints->min_uV == constraints->max_uV)
> +	if (constraints->min_uV == constraints->max_uV)
>  		constraints->apply_uV = true;

Your new code is not equivalent to the existing code.  The new code will
set apply_uV even if the DT properties are not present which will in
turn mean that we will end up attempting to apply a setting of 0V if
that happens which is not desirable.

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  reply	other threads:[~2015-11-02  8:53 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-10-31 15:01 Saurabh Sengar
2015-11-01  2:29 ` Mark Brown [this message]
2015-11-02  9:48   ` [PATCH v2] " Saurabh Sengar
2015-11-03 17:29     ` Mark Brown

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