linux-kernel - Re: [PATCH v2] Input: add regulator haptic driver

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Message-ID: <1382603886.1559.11.camel@linux-fkkt.site>
Date:	Thu, 24 Oct 2013 10:38:06 +0200
From:	Oliver Neukum <oneukum@...e.de>
To:	"hyunhee.kim" <hyunhee.kim@...sung.com>
Cc:	'Dmitry Torokhov' <dmitry.torokhov@...il.com>,
	broonie@...nsource.wolfsonmicro.com, peter.ujfalusi@...com,
	wfp5p@...ginia.edu, linux-input@...r.kernel.org,
	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
	kyungmin.park@...sung.com,
	'Aristeu Sergio Rozanski Filho' <aris@...vo.org>
Subject: Re: [PATCH v2] Input: add regulator haptic driver

On Thu, 2013-10-24 at 15:35 +0900, hyunhee.kim wrote:

Hi,

first of all your mail client mangled the patch.

> +static void regulator_haptic_toggle(struct regulator_haptic *haptic, bool
> enable)
> +{
> +	int ret;
> +
> +	mutex_lock(&haptic->mutex);
> +	if (enable && !haptic->enabled) {
> +		haptic->enabled = true;
> +		ret = regulator_enable(haptic->regulator);
> +		if (ret)
> +			dev_err(haptic->dev, "failed to enable
> regulator\n");
> +	} else if (!enable && haptic->enabled) {
> +		haptic->enabled = false;
> +		ret = regulator_disable(haptic->regulator);
> +		if (ret)
> +			dev_err(haptic->dev, "failed to disable
> regulator\n");
> +	}
> +	mutex_unlock(&haptic->mutex);
> +}
> +

Is there anything gained by the toggle parameter? Just code two
functions.

	Regards
		Oliver


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