Re: [PATCH v14 13/19] leds: lp55xx: Add multicolor framework support to lp55xx

From: Jacek Anaszewski
Date: Fri Oct 18 2019 - 18:02:24 EST


Dan,

I forgot to mention one thing below.

On 10/18/19 2:25 PM, Dan Murphy wrote:
> Add multicolor framework support for the lp55xx family.
>
> Signed-off-by: Dan Murphy <dmurphy@xxxxxx>
> ---
[...]

> - led->cdev.default_trigger = pdata->led_config[chan].default_trigger;
>
> if (led->chan_nr >= max_channel) {
> dev_err(dev, "Use channel numbers between 0 and %d\n",
> @@ -170,18 +242,13 @@ static int lp55xx_init_led(struct lp55xx_led *led,
> return -EINVAL;
> }
>
> - led->cdev.brightness_set_blocking = lp55xx_set_brightness;
> - led->cdev.groups = lp55xx_led_groups;
> -
> - if (pdata->led_config[chan].name) {
> - led->cdev.name = pdata->led_config[chan].name;
> - } else {
> - snprintf(name, sizeof(name), "%s:channel%d",
> - pdata->label ? : chip->cl->name, chan);
> - led->cdev.name = name;
> - }
> +#if IS_ENABLED(CONFIG_LEDS_CLASS_MULTI_COLOR)
> + if (pdata->led_config[chan].num_colors > 1)
> + ret = devm_led_classdev_multicolor_register(dev, &led->mc_cdev);
> + else
> +#endif

This looks odd. I think that no-ops from previous version were OK.

> + ret = devm_led_classdev_register(dev, &led->cdev);
>
> - ret = devm_led_classdev_register(dev, &led->cdev);
> if (ret) {
> dev_err(dev, "led register err: %d\n", ret);
> return ret;
> @@ -525,6 +592,82 @@ void lp55xx_unregister_sysfs(struct lp55xx_chip *chip)
> }
> EXPORT_SYMBOL_GPL(lp55xx_unregister_sysfs);
>


--
Best regards,
Jacek Anaszewski