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* [PATCH] ACPI/video: mark acpi_video_get_levels inline
@ 2016-05-12 21:00 Arnd Bergmann
  2016-05-13 21:59 ` Rafael J. Wysocki
  0 siblings, 1 reply; 2+ messages in thread
From: Arnd Bergmann @ 2016-05-12 21:00 UTC (permalink / raw)
  To: Rafael J. Wysocki
  Cc: Arnd Bergmann, Robert Moore, Lv Zheng, Len Brown, Hans de Goede,
	Darren Hart, Borislav Petkov, Aaron Lu, Sudeep Holla, linux-acpi,
	devel, linux-kernel

A recent patch added a stub function for acpi_video_get_levels when
CONFIG_ACPI_VIDEO is disabled. However, this is marked as 'static'
and causes a warning about an unused function whereever the header
gets included:

In file included from ../drivers/gpu/drm/radeon/radeon_acpi.c:28:0:
include/acpi/video.h:74:12: error: 'acpi_video_get_levels' defined but not used [-Werror=unused-function]

This makes the declaration 'static inline', which gets rid of the
warning.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Fixes: 059500940def ("ACPI/video: export acpi_video_get_levels")
---
 include/acpi/video.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/acpi/video.h b/include/acpi/video.h
index a4b96c971564..70a41f742037 100644
--- a/include/acpi/video.h
+++ b/include/acpi/video.h
@@ -71,7 +71,7 @@ static inline bool acpi_video_handles_brightness_key_presses(void)
 {
 	return false;
 }
-static int acpi_video_get_levels(struct acpi_device *device,
+static inline int acpi_video_get_levels(struct acpi_device *device,
 			struct acpi_video_device_brightness **dev_br)
 {
 	return -ENODEV;
-- 
2.7.0

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2016-05-12 21:00 [PATCH] ACPI/video: mark acpi_video_get_levels inline Arnd Bergmann
2016-05-13 21:59 ` Rafael J. Wysocki

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