portal           1211 include/soc/fsl/qman.h void qman_dqrr_get_ithresh(struct qman_portal *portal, u8 *ithresh);
portal           1220 include/soc/fsl/qman.h int qman_dqrr_set_ithresh(struct qman_portal *portal, u8 ithresh);
portal           1227 include/soc/fsl/qman.h void qman_portal_get_iperiod(struct qman_portal *portal, u32 *iperiod);
portal           1236 include/soc/fsl/qman.h int qman_portal_set_iperiod(struct qman_portal *portal, u32 iperiod);