linux-kernel - Re: [PATCH v4 2/3] platform/chrome: Add driver for ChromeOS privacy-screen

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Message-ID: <Ydh7u1kuXSMzwmW0@google.com>
Date:   Fri, 7 Jan 2022 09:43:23 -0800
From:   Dmitry Torokhov <dmitry.torokhov@...il.com>
To:     Rajat Jain <rajatja@...gle.com>
Cc:     Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Maxime Ripard <mripard@...nel.org>,
        Thomas Zimmermann <tzimmermann@...e.de>,
        Hans de Goede <hdegoede@...hat.com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Benson Leung <bleung@...omium.org>,
        Henrique de Moraes Holschuh <hmh@....eng.br>,
        Mark Gross <markgross@...nel.org>,
        linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        ibm-acpi-devel@...ts.sourceforge.net,
        platform-driver-x86@...r.kernel.org, gwendal@...gle.com,
        seanpaul@...gle.com, marcheu@...gle.com, rajatxjain@...il.com
Subject: Re: [PATCH v4 2/3] platform/chrome: Add driver for ChromeOS
 privacy-screen

Hi Rajat,

On Tue, Dec 21, 2021 at 04:11:26PM -0800, Rajat Jain wrote:
> +static int chromeos_privacy_screen_remove(struct acpi_device *adev)
> +{
> +	struct drm_privacy_screen *drm_privacy_screen =	acpi_driver_data(adev);

Please add an empty line here:

WARNING: Missing a blank line after declarations
#292: FILE: drivers/platform/chrome/chromeos_privacy_screen.c:129:
+       struct drm_privacy_screen *drm_privacy_screen = acpi_driver_data(adev);
+       drm_privacy_screen_unregister(drm_privacy_screen);

> +	drm_privacy_screen_unregister(drm_privacy_screen);
> +	return 0;
> +}
> +
> +static const struct acpi_device_id chromeos_privacy_screen_device_ids[] = {
> +	{"GOOG0010", 0}, /* Google's electronic privacy screen for eDP-1 */
> +	{}
> +};
> +MODULE_DEVICE_TABLE(acpi, chromeos_privacy_screen_device_ids);
> +
> +static struct acpi_driver chromeos_privacy_screen_driver = {
> +	.name = "chromeos_privacy_screen_drvr",

Could I buy 2 move vowels? ;)

> +	.class = "ChromeOS",
> +	.ids = chromeos_privacy_screen_device_ids,
> +	.ops = {
> +		.add = chromeos_privacy_screen_add,
> +		.remove = chromeos_privacy_screen_remove,
> +	},
> +};
> +
> +module_acpi_driver(chromeos_privacy_screen_driver);
> +MODULE_LICENSE("GPL v2");
> +MODULE_DESCRIPTION("ChromeOS ACPI Privacy Screen driver");
> +MODULE_AUTHOR("Rajat Jain <rajatja@...gle.com>");

Otherwise

Reviewed-by: Dmitry Torokhov <dmitry.torokhov@...il.com>

Thanks.

-- 
Dmitry