static int backlight_test(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
u8 level;
if (argc != 2) {
printf("Usage: lcdbl xxx \n xxx is brightness level(0 - 100)\n");
return -1 ;
}
level = simple_strtoul(argv[1],NULL,10);
backlight_set_level(level);
return 0;
}
/*
* Called when lcd driver suspend
*/
void backlight_disable(int backlight_loaded)
{
DPRINTK_BL("%s entering\n",__func__);
if(!backlight_loaded){
DPRINTK_BL("backlight driver has not been loaded\n");
backlight_set_level(0);
return;
}else{
/*lcd driver is about to suspend when android is dimming backlight*/
lcd_enabled = 0;
}
}
/*
* === FUNCTION ======================================================================
* Name: backlight_off
* Description: disable backlight
* =====================================================================================
*/
void backlight_off (void)
{
backlight_set_level(0);
} /* ----- end of function backlight_off ----- */
/*
* === FUNCTION ======================================================================
* Name: backlight_on
* Description: enable backlight
* =====================================================================================
*/
void backlight_on (void)
{
backlight_set_level(cat3648_percents);
} /* ----- end of function backlight_on ----- */
