Oops:) Make the brightness setting purely numerical

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8281 a1c6a512-1295-4272-9138-f99709370657

2 files changed, 4 insertions, 0 deletions

diff --git a/firmware/backlight.c b/firmware/backlight.c
index d118830721..740acd1d82 100644
--- a/firmware/backlight.c
+++ b/firmware/backlight.c
@@ -548,6 +548,8 @@ void backlight_set_brightness(int val)
     /* set H300 brightness by changing the PWM
        accepts 0..15 but note that 0 and 1 give a black display! */
     unsigned char ucVal = (unsigned char)(val & 0x0F);
+    if(val<MIN_BRIGHTNESS_SETTING)
+            val=MIN_BRIGHTNESS_SETTING;
     pcf50606_set_bl_pwm(ucVal);
 }
 #endif
diff --git a/firmware/export/backlight.h b/firmware/export/backlight.h
index f4c62a2028..05d395f4a6 100644
--- a/firmware/export/backlight.h
+++ b/firmware/export/backlight.h
@@ -51,5 +51,7 @@ void sim_remote_backlight(int value);
 #endif
 
 #ifdef HAVE_BACKLIGHT_BRIGHTNESS
+#define MIN_BRIGHTNESS_SETTING      2
+#define MAX_BRIGHTNESS_SETTING      15
 void backlight_set_brightness(int val);
 #endif