mirror of
https://github.com/torvalds/linux.git
synced 2024-11-23 12:42:02 +00:00
backlight: Fix backlight limiting on spitz/corgi devices
On spitz (& similar) machines, if battery is running low, backlight needs to be limited to lower step. Unfortunately, current code uses &= for limiting, turning backlight off completely for some backlight settings. Fix that. Signed-off-by: Pavel Machek <pavel@ucw.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>
This commit is contained in:
parent
1e0fa6bd8c
commit
716bdf1874
@ -433,8 +433,9 @@ static int corgi_bl_update_status(struct backlight_device *bd)
|
||||
|
||||
if (corgibl_flags & CORGIBL_SUSPENDED)
|
||||
intensity = 0;
|
||||
if (corgibl_flags & CORGIBL_BATTLOW)
|
||||
intensity &= lcd->limit_mask;
|
||||
|
||||
if ((corgibl_flags & CORGIBL_BATTLOW) && intensity > lcd->limit_mask)
|
||||
intensity = lcd->limit_mask;
|
||||
|
||||
return corgi_bl_set_intensity(lcd, intensity);
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user