linux-kernel - Re: [PATCH v27 03/15] leds: multicolor: Introduce a multicolor class definition

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Date:   Tue, 16 Jun 2020 12:54:29 +0200
From:   Pavel Machek <pavel@....cz>
To:     Dan Murphy <dmurphy@...com>
Cc:     jacek.anaszewski@...il.com, devicetree@...r.kernel.org,
        linux-leds@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v27 03/15] leds: multicolor: Introduce a multicolor class
 definition

Hi!

> +static ssize_t multi_intensity_show(struct device *dev,
> +			      struct device_attribute *intensity_attr,
> +			      char *buf)
> +{
> +	struct led_classdev *led_cdev = dev_get_drvdata(dev);
> +	struct led_classdev_mc *mcled_cdev = lcdev_to_mccdev(led_cdev);
> +	int len = 0;
> +	int i;
> +
> +	for (i = 0; i < mcled_cdev->num_colors; i++) {
> +		len += sprintf(buf + len, "%d",
> +			       mcled_cdev->subled_info[i].intensity);
> +		if (i < mcled_cdev->num_colors)
> +			len += sprintf(buf + len, " ");

Always false, AFAICT.

									Pavel