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Backlight dimming: Protect from extraneous calls with the same target value. This led to very short boost/unboost sequences for every button event before, one trigger for the volume lag bug.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7309 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jens Arnold 2005-08-11 21:22:54 +00:00
parent 6eccb2b82a
commit 48b6130123
1 changed files with 4 additions and 0 deletions
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4
firmware/backlight.c
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@ -162,6 +162,10 @@ static void backlight_release_timer(void)
static void backlight_dim(int value)
{
/* protect from extraneous calls with the same target value */
if (value == bl_dim_target)
return;
bl_dim_target = value;
if (bl_timer_active)