Re: [PATCH v3 1/6] asus-wmi: Implement TUF laptop keyboard RGB control

From: Andy Shevchenko <andy.shevchenko@gmail.com>
To: "Luke D. Jones" <luke@ljones.dev>
Cc: "Hans de Goede" <hdegoede@redhat.com>,
	"Barnabás Pőcze" <pobrn@protonmail.com>,
	"Pavel Machek" <pavel@ucw.cz>,
	"Platform Driver" <platform-driver-x86@vger.kernel.org>,
	"Linux Kernel Mailing List" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v3 1/6] asus-wmi: Implement TUF laptop keyboard RGB control
Date: Tue, 9 Aug 2022 10:46:33 +0200	[thread overview]
Message-ID: <CAHp75VfZeuuQjfM+CY4nxrFJQcfpdHVVzyj6GLjeweT3ycSn5A@mail.gmail.com> (raw)
In-Reply-To: <20220809025054.1626339-2-luke@ljones.dev>

On Tue, Aug 9, 2022 at 4:51 AM Luke D. Jones <luke@ljones.dev> wrote:
>
> Adds support for TUF laptop RGB control via the multicolor LED API.
>
> As this is the bas for adjusting only the RGB values, it sets the
> default mode of the keyboard to static since there is no way to read
> any existing settings from the device. These defaults overwrite the
> booted state of the keyboard when the module is loaded.

...

> +       err = asus_wmi_evaluate_method3(ASUS_WMI_METHODID_DEVS, ASUS_WMI_DEVID_TUF_RGB_MODE,
> +                               rgb->save | (rgb->mode << 8) | (r << 16) | (g << 24),
> +                               (b) | (rgb->speed << 8),

Too many parentheses.

> +                               &ret);
> +       if (err)
> +               dev_err(dev, "Unable to set TUF RGB data?\n");
> +
> +       return err;

How ret is being used?

-- 
With Best Regards,
Andy Shevchenko