linux-kernel - Re: [PATCH] HID: select NEW_LEDS for driver of Lenovo ThinkPad USB Keyboard with TrackPoint

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Date:	Mon, 18 Jun 2012 10:24:54 -0700
From:	Randy Dunlap <rdunlap@...otime.net>
To:	Bryan Wu <bryan.wu@...onical.com>
CC:	mail@...nhard-seibold.de, linux-kernel@...r.kernel.org,
	akpm@...ux-foundation.org, torvalds@...ux-foundation.org,
	jkosina@...e.cz, linux-input@...r.kernel.org,
	linux-leds@...r.kernel.org
Subject: Re: [PATCH] HID: select NEW_LEDS for driver of Lenovo ThinkPad USB
 Keyboard with TrackPoint

On 06/17/2012 03:52 AM, Bryan Wu wrote:

> commit 'HID: Driver for Lenovo Keyboard with Trackpoint'
> (c1dcad2d32d0252e8a3023d20311b52a187ecda3) introduced a compiling error due to
> unmetting dependency of CONFIG_LEDS_CLASS.
> 
> on i386:
> 
> ERROR: "led_brightness_set" [drivers/leds/led-class.ko] undefined!
> ERROR: "leds_list" [drivers/leds/led-class.ko] undefined!
> ERROR: "leds_list_lock" [drivers/leds/led-class.ko] undefined!
> 
> and possibly related:
> 
> warning: (ADB_PMU_LED && IWLWIFI && IWLEGACY && ATH5K && ATH9K && ATH9K_HTC && CARL9170_LEDS && TABLET_USB_WACOM && INPUT_WISTRON_BTNS && SENSORS_APPLESMC && IR_WINBOND_CIR && BACKLIGHT_ADP8860 && BACKLIGHT_ADP8870 && HID_LENOVO_TPKBD && ACER_WMI && ASUS_LAPTOP && DELL_LAPTOP && HP_ACCEL && THINKPAD_ACPI && EEEPC_LAPTOP && ASUS_WMI && ACPI_TOSHIBA && SAMSUNG_LAPTOP) selects LEDS_CLASS which has unmet direct dependencies (NEW_LEDS)
> 
> Reported-by: Randy Dunlap <rdunlap@...otime.net>
> Signed-off-by: Bryan Wu <bryan.wu@...onical.com>


Acked-by: Randy Dunlap <rdunlap@...otime.net>

Thanks.


> ---
>  drivers/hid/Kconfig |    1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
> index bb4fd6b..cea0951 100644
> --- a/drivers/hid/Kconfig
> +++ b/drivers/hid/Kconfig
> @@ -271,6 +271,7 @@ config HID_LCPOWER
>  config HID_LENOVO_TPKBD
>  	tristate "Lenovo ThinkPad USB Keyboard with TrackPoint"
>  	depends on USB_HID
> +	select NEW_LEDS
>  	select LEDS_CLASS
>  	---help---
>  	Support for the Lenovo ThinkPad USB Keyboard with TrackPoint.



-- 
~Randy
--
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