ACPI / video: drop unused fields from struct acpi_video_brightness_flags

The _BCM_use_index and _BCL_use_index fields in struct
acpi_video_brightness_flags are not used, so drop them.

[rjw: Changelog]
Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index 8681727..159c935 100644 (file)
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -185,8 +185,6 @@ struct acpi_video_device_cap {
 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 */
 };
 
@@ -809,16 +807,6 @@ acpi_video_init_brightness(struct acpi_video_device *device)
        br->count = count;
        device->brightness = br;
 
-       /* Check the input/output of _BQC/_BCL/_BCM */
-       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;