send_pcc_cmd
if (send_pcc_cmd(pcc_ss_id, CMD_READ) >= 0)
ret = send_pcc_cmd(pcc_ss_id, CMD_WRITE);
if (send_pcc_cmd(pcc_ss_id, CMD_READ) < 0) {
if (send_pcc_cmd(pcc_ss_id, CMD_READ) < 0) {
ret = send_pcc_cmd(pcc_ss_id, CMD_WRITE);
send_pcc_cmd(pcc_ss_id, CMD_WRITE);
send_pcc_cmd(pcc_ss_id, CMD_WRITE);