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Groups > linux.kernel > #1611729

[PATCH] drm/i915: fix build error without CONFIG_BACKLIGHT_CLASS_DEVICE

From Tobias Regnery <tobias.regnery@gmail.com>
Newsgroups linux.kernel
Subject [PATCH] drm/i915: fix build error without CONFIG_BACKLIGHT_CLASS_DEVICE
Date 2017-03-29 11:40 +0200
Message-ID <tqif7-4VF-5@gated-at.bofh.it> (permalink)
Organization linux.* mail to news gateway

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With CONFIG_ACPI=n and CONFIG_BACKLIGHT_CLASS_DEVICE=n we see the following
link error in the i915 driver:

drivers/built-in.o: In function 'intel_backlight_device_register':
(.text+0x2a921d): undefined reference to 'backlight_device_register'

Fix this by removing the condition on ACPI from the appropriate select
statement.

Signed-off-by: Tobias Regnery <tobias.regnery@gmail.com>
---
 drivers/gpu/drm/i915/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig
index a5cd5dacf055..532df4bb9283 100644
--- a/drivers/gpu/drm/i915/Kconfig
+++ b/drivers/gpu/drm/i915/Kconfig
@@ -15,7 +15,7 @@ config DRM_I915
 	# 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 BACKLIGHT_CLASS_DEVICE
 	select INPUT if ACPI
 	select ACPI_VIDEO if ACPI
 	select ACPI_BUTTON if ACPI
-- 
2.11.0

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[PATCH] drm/i915: fix build error without CONFIG_BACKLIGHT_CLASS_DEVICE Tobias Regnery <tobias.regnery@gmail.com> - 2017-03-29 11:40 +0200
  Re: [PATCH] drm/i915: fix build error without CONFIG_BACKLIGHT_CLASS_DEVICE Jani Nikula <jani.nikula@linux.intel.com> - 2017-03-30 09:00 +0200
    Re: [PATCH] drm/i915: fix build error without  CONFIG_BACKLIGHT_CLASS_DEVICE Tobias Regnery <tobias.regnery@gmail.com> - 2017-03-31 08:40 +0200

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