/* Get battery capacity (0~100%) */
int get_fuelgauge_ptg_value( bool is_sleep )
{
if (is_sleep == true)
{
get_batt_info(5, true);
}
return batt_avg_info.capacity;
}
/*
Get battery voltage in mV (0~4200mv)
count (sampling number), is_sleep=1 (charging during sleep)
*/
int get_fuelgauge_adc_value( int count, bool is_sleep, bool flag )
{
if (is_sleep == true)
{
get_batt_info(5, true);
}
if(flag) return batt_avg_info.adc;
else return batt_avg_info.voltage;
}
static int adcfg_resume(struct platform_device* pdev)
{
#ifdef FCHG_DBG
printk("[ADCFG] %s\n", __func__);
#endif
get_batt_info(5, false); /* no time to get avg. adc value */
adcfg_lowbat_detect();
queue_delayed_work(adcfg_workq, &adcfg_work, msecs_to_jiffies(BATT_ADC_CHK_INTERVAL));
return 0;
}
static void adcfg_work_handler(struct work_struct *work)
{
static int twl4030_adc_found = false;
/* twl4030_madc is a drvier for ADC in TWL4030 PMIC */
/* It is loaded after adc fuelgauge driver. So we have to wait */
if (true == twl4030_adc_found || NULL != driver_find("twl4030_madc", &platform_bus_type))
{
twl4030_adc_found = true;
get_batt_info(5, false);
adcfg_lowbat_detect();
}
queue_delayed_work(adcfg_workq, &adcfg_work, msecs_to_jiffies(BATT_ADC_CHK_INTERVAL));
}
static void check_batteries( batt* b )
{
GDir *batteryDirectory;
const char *battery_name;
GList* l;
gboolean need_update_display = FALSE;
b->use_sysfs = FALSE;
if (! (batteryDirectory = g_dir_open(BATTERY_DIRECTORY, 0, NULL)))
{
if (! (batteryDirectory = g_dir_open(BATTERY_SYSFS_DIRECTORY, 0, NULL))) {
g_list_foreach( b->batteries, (GFunc)batt_info_free, NULL );
g_list_free( b->batteries );
b->batteries = NULL;
return;
}
b->use_sysfs = TRUE;
}
/* Remove dead entries */
for( l = b->batteries; l; )
{
GList* next = l->next;
batt_info* bi = (batt_info*)l->data;
char* path;
if (b->use_sysfs)
path = g_build_filename( BATTERY_SYSFS_DIRECTORY, bi->name, NULL );
else
path = g_build_filename( BATTERY_DIRECTORY, bi->name, NULL );
if( ! g_file_test( path, G_FILE_TEST_EXISTS ) ) /* file no more exists */
{
b->batteries = g_list_remove_link( b->batteries, l ); /* remove from the list */
need_update_display = TRUE;
}
g_free( path );
l = next;
}
/* Scan the battery directory for available batteries */
while ((battery_name = g_dir_read_name(batteryDirectory))) {
if (battery_name[0] != '.'&&strncmp(battery_name, "BAT", 3)==0) {
/* find the battery in our list */
for( l = b->batteries; l; l = l->next )
{
batt_info* bi = (batt_info*)l->data;
if( 0 == strcmp( bi->name, battery_name ) )
break;
}
if( ! l ) /* not found, this is a new battery */
{
batt_info* bi = g_slice_new0( batt_info );
bi->name = g_strdup( battery_name );
/* get battery info & state for the newly added entry */
get_batt_info(bi, b->use_sysfs);
get_batt_state(bi, b->use_sysfs);
b->batteries = g_list_prepend( b->batteries, bi ); /* add to our list */
need_update_display = TRUE;
}
}
}
g_dir_close(batteryDirectory);
if( need_update_display )
update_display( b, TRUE );
}
