linux-kernel - [PATCH] acpi: video: remove unused code

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Date:	Thu,  1 Aug 2013 23:52:57 -0500
From:	Felipe Contreras <felipe.contreras@...il.com>
To:	linux-kernel@...r.kernel.org, linux-acpi@...r.kernel.org
Cc:	"Rafael J. Wysocki" <rjw@...k.pl>, Len Brown <lenb@...nel.org>,
	Zhang Rui <rui.zhang@...el.com>,
	Aaron Lu <aaron.lwe@...il.com>,
	Felipe Contreras <felipe.contreras@...il.com>
Subject: [PATCH] acpi: video: remove unused code

_BCM_use_index is never used and probably never will.

Signed-off-by: Felipe Contreras <felipe.contreras@...il.com>
---
 drivers/acpi/video.c | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index 0ec434d..54e2d4d 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -186,7 +186,6 @@ struct acpi_video_brightness_flags {
 	u8 _BCL_no_ac_battery_levels:1;	/* no AC/Battery levels in _BCL */
 	u8 _BCL_reversed:1;		/* _BCL package is in a reversed order*/
 	u8 _BCL_use_index:1;		/* levels in _BCL are index values */
-	u8 _BCM_use_index:1;		/* input of _BCM is an index value */
 	u8 _BQC_use_index:1;		/* _BQC returns an index value */
 };
 
@@ -810,12 +809,6 @@ acpi_video_init_brightness(struct acpi_video_device *device)
 	if ((max_level < 100) && (max_level <= (count - 2)))
 		br->flags._BCL_use_index = 1;
 
-	/*
-	 * _BCM is always consistent with _BCL,
-	 * at least for all the laptops we have ever seen.
-	 */
-	br->flags._BCM_use_index = br->flags._BCL_use_index;
-
 	/* _BQC uses INDEX while _BCL uses VALUE in some laptops */
 	br->curr = level = max_level;
 
-- 
1.8.3.4

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