Oops:) Make the brightness setting purely numerical

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

apps/settings.c

@@ -489,7 +489,7 @@ static const struct bit_entry hd_bits[] =
     {4, S_O(default_codepage), 0, "default codepage", "iso8859-1,iso8859-7,iso8859-8,cp1251,iso8859-11,iso8859-6,iso8859-9,iso8859-2,sjis,gb2312,ksx1001,big5,utf-8" },
     
 #ifdef HAVE_BACKLIGHT_BRIGHTNESS
-    {4, S_O(brightness), 9, "brightness", "2,3,4,5,6,7,8,9,10,11,12,13,14,15"},
+    {4, S_O(brightness), 9, "brightness", NULL }, 
 #endif
 
     /* If values are just added to the end, no need to bump the version. */

apps/settings.h

@@ -27,6 +27,10 @@
 #include "timefuncs.h"
 #include "abrepeat.h"
 
+#ifdef HAVE_BACKLIGHT_BRIGHTNESS
+#include "backlight.h" /* for [MIN|MAX]_BRIGHTNESS_SETTING */
+#endif
+
 #define ROCKBOX_DIR "/.rockbox"
 #define ROCKBOX_DIR_LEN 9
 #define FONT_DIR "/fonts"
@@ -446,10 +450,6 @@ extern const char rec_base_directory[];
 #endif
 #define MIN_CONTRAST_SETTING        5
 
-#ifdef HAVE_BACKLIGHT_BRIGHTNESS
-#define MIN_BRIGHTNESS_SETTING      2
-#define MAX_BRIGHTNESS_SETTING      15
-#endif
 
 /* argument bits for settings_load() */
 #define SETTINGS_RTC 1 /* only the settings from the RTC nonvolatile RAM */

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

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