171  * @init_capacity:	Indicate if initial capacity measuring should be done
179  * @bat_cap:		Structure for battery capacity specific parameters
180  * @avg_cap:		Average capacity filter
371  * ab8500_fg_add_cap_sample() - Add capacity to average filter
373  * @sample:	the capacity in mAh to add to the filter
375  * A capacity is added to the filter and a new mean capacity is calculated and
410  * The capacity filter is reset to zero.
431  * @sample:	the capacity in mAh to fill the filter with
433  * The capacity filter is filled with a capacity in mAh
846  * ab8500_fg_volt_to_capacity() - Voltage based capacity
848  * @voltage_uv:	The voltage to convert to a capacity in microvolt
850  * Returns battery capacity in per mille based on voltage
856 	/* Multiply by 10 because the capacity is tracked in per mille */  in ab8500_fg_volt_to_capacity()
861  * ab8500_fg_uncomp_volt_to_capacity() - Uncompensated voltage based capacity
864  * Returns battery capacity based on battery voltage that is not compensated
978  * ab8500_fg_load_comp_volt_to_capacity() - Load compensated voltage based capacity
981  * Returns battery capacity based on battery voltage that is load compensated
994  * ab8500_fg_convert_mah_to_permille() - Capacity in mAh to permille
996  * @cap_mah:	capacity in mAh
998  * Converts capacity in mAh to capacity in permille
1006  * ab8500_fg_convert_permille_to_mah() - Capacity in permille to mAh
1008  * @cap_pm:	capacity in permille
1010  * Converts capacity in permille to capacity in mAh
1018  * ab8500_fg_convert_mah_to_uwh() - Capacity in mAh to uWh
1020  * @cap_mah:	capacity in mAh
1022  * Converts capacity in mAh to capacity in uWh
1030 	 * Capacity is in milli ampere hours (10^-3)Ah  in ab8500_fg_convert_mah_to_uwh()
1045  * ab8500_fg_calc_cap_charging() - Calculate remaining capacity while charging
1048  * Return the capacity in mAh based on previous calculated capcity and the FG
1049  * accumulator register value. The filter is filled with this capacity
1058 	/* Capacity should not be less than 0 */  in ab8500_fg_calc_cap_charging()
1064 	 * We force capacity to 100% once when the algorithm  in ab8500_fg_calc_cap_charging()
1084  * ab8500_fg_calc_cap_discharge_voltage() - Capacity in discharge with voltage
1087  * Return the capacity in mAh based on the load compensated battery voltage.
1107  * ab8500_fg_calc_cap_discharge_fg() - Capacity in discharge with FG
1110  * Return the capacity in mAh based on previous calculated capcity and the FG
1123 	/* Capacity should not be less than 0 */  in ab8500_fg_calc_cap_discharge_fg()
1133 	 * Check against voltage based capacity. It can not be lower  in ab8500_fg_calc_cap_discharge_fg()
1160  * ab8500_fg_capacity_level() - Get the battery capacity level
1163  * Get the battery capacity level based on the capacity in percent
1187  * ab8500_fg_calculate_scaled_capacity() - Capacity scaling
1190  * Calculates the capacity to be shown to upper layers. Scales the capacity
1191  * to have 100% as a reference from the actual capacity upon removal of charger
1197 	int capacity = di->bat_cap.prev_percent;  in ab8500_fg_calculate_scaled_capacity()  local
1200 		return capacity;  in ab8500_fg_calculate_scaled_capacity()
1203 	 * As long as we are in fully charge mode scale the capacity  in ab8500_fg_calculate_scaled_capacity()
1209 			max(capacity, di->bm->fg_params->maint_thres);  in ab8500_fg_calculate_scaled_capacity()
1214 	/* Calculates the scaled capacity. */  in ab8500_fg_calculate_scaled_capacity()
1217 		capacity = min(100,  in ab8500_fg_calculate_scaled_capacity()
1223 		if (capacity < cs->disable_cap_level) {  in ab8500_fg_calculate_scaled_capacity()
1224 			cs->disable_cap_level = capacity;  in ab8500_fg_calculate_scaled_capacity()
1230 				dev_dbg(di->dev, "Disabling scaled capacity\n");  in ab8500_fg_calculate_scaled_capacity()
1232 				capacity = di->bat_cap.prev_percent;  in ab8500_fg_calculate_scaled_capacity()
1237 				capacity = cs->disable_cap_level;  in ab8500_fg_calculate_scaled_capacity()
1242 	return capacity;  in ab8500_fg_calculate_scaled_capacity()
1246  * ab8500_fg_update_cap_scalers() - Capacity scaling
1250  * the capacity scalers.
1280  * ab8500_fg_check_capacity_limits() - Check if capacity has changed
1282  * @init:	capacity is allowed to go up in init mode
1284  * Check if capacity or capacity limit has changed and notify the system
1296 		 * We do not allow reported capacity level to go up  in ab8500_fg_check_capacity_limits()
1315 	 * If we have received the LOW_BAT IRQ, set capacity to 0 to initiate  in ab8500_fg_check_capacity_limits()
1319 		dev_dbg(di->dev, "Battery low, set capacity to 0\n");  in ab8500_fg_check_capacity_limits()
1348 				"but capacity dropping: %d\n",  in ab8500_fg_check_capacity_limits()
1369 			 * We do not allow reported capacity to go up  in ab8500_fg_check_capacity_limits()
1373 				"capacity changed from %d to %d (%d)\n",  in ab8500_fg_check_capacity_limits()
1382 			dev_dbg(di->dev, "capacity not allowed to go up since "  in ab8500_fg_check_capacity_limits()
1395 			dev_info(di->dev, "capacity=%d (%d)\n",  in ab8500_fg_check_capacity_limits()
1437  * Battery capacity calculation state machine for when we're charging
1461 		 * Read the FG and calculate the new capacity  in ab8500_fg_algorithm_charging()
1483 	/* Check capacity limits */  in ab8500_fg_algorithm_charging()
1523 	dev_dbg(di->dev, "Capacity limits:"  in check_sysfs_capacity()
1527 	/* If within limits, use the saved capacity and exit estimation...*/  in check_sysfs_capacity()
1533 	dev_dbg(di->dev, "Capacity from user out of limits, ignoring");  in check_sysfs_capacity()
1541  * Battery capacity calculation state machine for when we're discharging
1565 		 * samples to get an initial capacity.  in ab8500_fg_algorithm_discharging()
1761  * Entry point for the battery capacity calculation state machine
1807 		/* Get an initial capacity calculation */  in ab8500_fg_periodic_work()
2094  * charge_full_design:	capacity where battery is considered full
2095  * charge_now:		battery capacity in nAh
2096  * capacity:		capacity in percent
2097  * capacity_level:	capacity level
2109 	 * batteries is disabled, we always report 100% capacity and  in ab8500_fg_get_property()
2110 	 * capacity level UNKNOWN, since we can't calculate  in ab8500_fg_get_property()
2111 	 * remaining capacity  in ab8500_fg_get_property()
2228 					/* Save current capacity as maximum */  in ab8500_fg_get_ext_psy_data()
2412  * Used to reset the current battery capacity to be able to
2413  * retrigger a new voltage base capacity calculation. For