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-rw-r--r--include/net/sch_generic.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
index 2d6eb60c58c8..f7a6e14491fb 100644
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -1242,6 +1242,20 @@ static inline void psched_ratecfg_getrate(struct tc_ratespec *res,
res->linklayer = (r->linklayer & TC_LINKLAYER_MASK);
}
+struct psched_pktrate {
+ u64 rate_pkts_ps; /* packets per second */
+ u32 mult;
+ u8 shift;
+};
+
+static inline u64 psched_pkt2t_ns(const struct psched_pktrate *r,
+ unsigned int pkt_num)
+{
+ return ((u64)pkt_num * r->mult) >> r->shift;
+}
+
+void psched_ppscfg_precompute(struct psched_pktrate *r, u64 pktrate64);
+
/* Mini Qdisc serves for specific needs of ingress/clsact Qdisc.
* The fast path only needs to access filter list and to update stats
*/