linux-kernel - Re: [PATCH -next] drm: fix kconfig unmet dependency warning

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Message-Id: <20110810142534.684f1e31.rdunlap@xenotime.net>
Date:	Wed, 10 Aug 2011 14:25:34 -0700
From:	Randy Dunlap <rdunlap@...otime.net>
To:	lkml <linux-kernel@...r.kernel.org>
Cc:	Stephen Rothwell <sfr@...b.auug.org.au>,
	dri-devel@...ts.freedesktop.org, akpm <akpm@...ux-foundation.org>,
	linux-next@...r.kernel.org, David Airlie <airlied@...ux.ie>
Subject: Re: [PATCH -next] drm: fix kconfig unmet dependency warning

On Wed, 10 Aug 2011 14:24:01 -0700 Randy Dunlap wrote:

Sorry, this applies to mainline, not linux-next.


> From: Randy Dunlap <rdunlap@...otime.net>
> 
> Fix kconfig unmet dependency warning.  BACKLIGHT_CLASS_DEVICE depends on
> BACKLIGHT_LCD_SUPPORT, so select the latter along with the former.
> 
> warning: (DRM_RADEON_KMS && DRM_I915 && STUB_POULSBO && FB_BACKLIGHT && PANEL_SHARP_LS037V7DW01 && PANEL_ACX565AKM && USB_APPLEDISPLAY && FB_OLPC_DCON && ASUS_LAPTOP && SONY_LAPTOP && THINKPAD_ACPI && EEEPC_LAPTOP && ACPI_ASUS && ACPI_CMPC && SAMSUNG_Q10) selects BACKLIGHT_CLASS_DEVICE which has unmet direct dependencies (HAS_IOMEM && BACKLIGHT_LCD_SUPPORT)
> 
> Signed-off-by: Randy Dunlap <rdunlap@...otime.net>
> ---
>  drivers/gpu/drm/Kconfig |    1 +
>  1 file changed, 1 insertion(+)
> 
> --- lnx-31-rc1.orig/drivers/gpu/drm/Kconfig
> +++ lnx-31-rc1/drivers/gpu/drm/Kconfig
> @@ -96,6 +96,7 @@ config DRM_I915
>  	select FB_CFB_IMAGEBLIT
>  	# i915 depends on ACPI_VIDEO when ACPI is enabled
>  	# but for select to work, need to select ACPI_VIDEO's dependencies, ick
> +	select BACKLIGHT_LCD_SUPPORT if ACPI
>  	select BACKLIGHT_CLASS_DEVICE if ACPI
>  	select VIDEO_OUTPUT_CONTROL if ACPI
>  	select INPUT if ACPI
> --


---
~Randy
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