On Tue, 2007-02-20 at 01:08 +0100, Adrian Bunk wrote: > CONFIG_BACKLIGHT_CLASS_DEVICE=y, CONFIG_SYSFS=n results int he > following compile error: > ... > LD .tmp_vmlinux1 > drivers/built-in.o: In function `nvidia_bl_exit': > (.text+0x27d01): undefined reference to `backlight_device_unregister' > drivers/built-in.o: In function `nvidia_bl_init': > (.text+0x27e3c): undefined reference to `backlight_device_register'
I've added the patch below to the git backlight tree to resolve this. Cheers, Richard backlight: Remove bogus SYSFS dependency Remove a bogus SYSFS dependency from the backlight class Signed-off-by: Richard Purdie <[EMAIL PROTECTED]> diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig index cd2ef0a..f8bc43c 100644 --- a/drivers/video/Kconfig +++ b/drivers/video/Kconfig @@ -4,9 +4,7 @@ menu "Graphics support" -if SYSFS - source "drivers/video/backlight/Kconfig" -endif +source "drivers/video/backlight/Kconfig" config FB tristate "Support for frame buffer devices" diff --git a/drivers/video/Makefile b/drivers/video/Makefile index 6801edf..1b79a6f 100644 --- a/drivers/video/Makefile +++ b/drivers/video/Makefile @@ -12,7 +12,7 @@ fb-objs := $(fb-y) obj-$(CONFIG_VT) += console/ obj-$(CONFIG_LOGO) += logo/ -obj-$(CONFIG_SYSFS) += backlight/ +obj-y += backlight/ obj-$(CONFIG_FB_CFB_FILLRECT) += cfbfillrect.o obj-$(CONFIG_FB_CFB_COPYAREA) += cfbcopyarea.o - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/