Re: [PATCH] leds: Add Chrome OS keyboard backlight LEDs driver

From: Dmitry Torokhov
Date: Fri Mar 04 2016 - 16:00:04 EST


On Fri, Mar 04, 2016 at 09:55:24PM +0100, Jacek Anaszewski wrote:
> On 03/04/2016 08:13 PM, Dmitry Torokhov wrote:
> >On Fri, Mar 04, 2016 at 10:38:40AM +0100, Jacek Anaszewski wrote:
> >>Hi Evan,
> >>
> >>On 03/04/2016 09:38 AM, Evan McClain wrote:
> >>>On Thu, 2016-03-03 at 15:46 -0800, Dmitry Torokhov wrote:
> >>>>From: Simon Que <sque@xxxxxxxxxxxx>
> >>>>
> >>>>This is a driver for ACPI-based keyboard backlight LEDs found on
> >>>>Chromebooks. The driver locates \\_SB.KBLT ACPI device and exports
> >>>>backlight as "chromeos::kbd_backlight" LED class device in sysfs.
> >>>
> >>>Was it ever decided where this driver should live? I was planning on
> >>>submitting to platform/chrome since most keyboard backlights seem to
> >>>live over there but I don't think I got a response.
> >>>
> >>
> >>It hasn't been decided yet. I can take it, but could you submit one more
> >>version, without
> >>
> >>'owner = THIS_MODULE' in struct platform_driver keyboard_led_driver ?
> >>
> >>It is redundant, because the core will do it.
> >>
> >>Also the line with devm_kzalloc has over 80 characters.
> >
> >Also:
> >
> >- preferably use sizeof(*cdev) instead of sizeof(struct ...)
> >- do not check cdev->flags & LED_SUSPENDED in
> > keyboard_led_set_brightness() as it is not going to be called when led
> > device is suspended anyway
> >- change the MODULE_LICENSE from "GPL v2" to "GPL" as to match the
>
> I can see "either version 2 of the License" in the license notice.

>From module.h:

* "GPL" [GNU Public License v2 or later]
* "GPL v2" [GNU Public License v2]

leds-chromeos-keyboard is GPL v2+ so module license should be "GPL".

Thanks.

--
Dmitry