diff options
| author | Zhang Rui <rui.zhang@intel.com> | 2009-04-14 11:02:18 +0800 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2009-04-20 00:22:44 -0400 |
| commit | 90af2cf6205bfc8def8c5a64c9134031d60b10fb (patch) | |
| tree | 0561387d1104c8ba5d16c4b248541df3f24dea97 /drivers | |
| parent | d91dfbb41bb2e9bdbfbd2cc7078ed7436eab027a (diff) | |
ACPI video: fix an error when the brightness levels on AC and on Battery are same
when the brightness level on AC and brightness level on Battery
are same, the level_ac_battery is 1 in the current code,
which is wrong.
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/acpi/video.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c index cd4fb7543a9..21968ae6ed9 100644 --- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c @@ -770,10 +770,12 @@ acpi_video_init_brightness(struct acpi_video_device *device) * In this case, the first two elements in _BCL packages * are also supported brightness levels that OS should take care of. */ - for (i = 2; i < count; i++) - if (br->levels[i] == br->levels[0] || - br->levels[i] == br->levels[1]) + for (i = 2; i < count; i++) { + if (br->levels[i] == br->levels[0]) level_ac_battery++; + if (br->levels[i] == br->levels[1]) + level_ac_battery++; + } if (level_ac_battery < 2) { level_ac_battery = 2 - level_ac_battery; |