int of_batterydata_read_data(struct device_node *batterydata_container_node, struct bms_battery_data *batt_data, int batt_id_uv) { struct device_node *node, *best_node, *df_node; struct batt_id_rng id_range; size_t sz = sizeof(struct batt_id_rng) / sizeof(int); struct batt_ids batt_ids; int delta, best_delta, batt_id_kohm, rpull_up_kohm, vadc_vdd_uv, best_id_kohm, i, rc = 0; int default_kohm; node = batterydata_container_node; OF_PROP_READ(rpull_up_kohm, "rpull-up-kohm", node, rc, false); OF_PROP_READ(vadc_vdd_uv, "vref-batt-therm-uv", node, rc, false); if (rc) return rc; OF_PROP_READ(default_kohm, "default-kohm", node, rc, true); df_node = NULL; batt_id_kohm = of_batterydata_convert_battery_id_kohm(batt_id_uv, rpull_up_kohm, vadc_vdd_uv); best_node = NULL; best_delta = 0; best_id_kohm = 0; /* * Find the battery data with a battery id resistor closest to this one */ for_each_child_of_node(batterydata_container_node, node) { rc = of_batterydata_read_batt_id_kohm(node, "qcom,batt-id-kohm", &batt_ids); if (rc) continue; for (i = 0; i < batt_ids.num; i++) { delta = abs(batt_ids.kohm[i] - batt_id_kohm); if (delta < best_delta || !best_node) { best_node = node; best_delta = delta; best_id_kohm = batt_ids.kohm[i]; } if ((default_kohm != -EINVAL) && (batt_ids.kohm[i] == default_kohm)) df_node = node; } }
int of_batterydata_read_data(struct device_node *batterydata_container_node, struct bms_battery_data *batt_data, int batt_id_uv) { struct device_node *node, *best_node; struct batt_ids batt_ids; const char *battery_type = NULL; int delta, best_delta, batt_id_kohm, rpull_up_kohm, vadc_vdd_uv, best_id_kohm, i, rc = 0; node = batterydata_container_node; OF_PROP_READ(rpull_up_kohm, "rpull-up-kohm", node, rc, false); OF_PROP_READ(vadc_vdd_uv, "vref-batt-therm", node, rc, false); if (rc) return rc; batt_id_kohm = of_batterydata_convert_battery_id_kohm(batt_id_uv, rpull_up_kohm, vadc_vdd_uv); pr_info("[BATT][BMS] batt_id_kohm=%d\n",batt_id_kohm); best_node = NULL; best_delta = 0; best_id_kohm = 0; /* * Find the battery data with a battery id resistor closest to this one */ for_each_child_of_node(batterydata_container_node, node) { rc = of_batterydata_read_batt_id_kohm(node, "qcom,batt-id-kohm", &batt_ids); if (rc) continue; for (i = 0; i < batt_ids.num; i++) { delta = abs(batt_ids.kohm[i] - batt_id_kohm); if (delta < best_delta || !best_node) { best_node = node; best_delta = delta; best_id_kohm = batt_ids.kohm[i]; } } }