soc: fsl: qbman: Remove unused inline function qm_eqcr_get_ci_stashing

There's no callers in-tree anymore.
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Li Yang <leoyang.li@nxp.com>

drivers/soc/fsl/qbman/qman.c

@@ -449,11 +449,6 @@ static inline int qm_eqcr_init(struct qm_portal *portal,
 	return 0;
 }
 
-static inline unsigned int qm_eqcr_get_ci_stashing(struct qm_portal *portal)
-{
-	return (qm_in(portal, QM_REG_CFG) >> 28) & 0x7;
-}
-
 static inline void qm_eqcr_finish(struct qm_portal *portal)
 {
 	struct qm_eqcr *eqcr = &portal->eqcr;