[NET_SCHED]: Add HFSC packet scheduler.

1 files changed, 31 insertions, 0 deletions

diff --git a/include/linux/pkt_sched.h b/include/linux/pkt_sched.h
index d97edad0effc..8ae0e141cb05 100644
--- a/include/linux/pkt_sched.h
+++ b/include/linux/pkt_sched.h
@@ -290,6 +290,37 @@ struct tc_htb_xstats
 	__u32 ctokens;
 };
 
+/* HFSC section */
+
+struct tc_hfsc_qopt
+{
+	__u16	defcls;		/* default class */
+};
+
+struct tc_service_curve
+{
+	__u32	m1;		/* slope of the first segment in bps */
+	__u32	d;		/* x-projection of the first segment in us */
+	__u32	m2;		/* slope of the second segment in bps */
+};
+
+struct tc_hfsc_stats
+{
+	__u64	work;		/* total work done */
+	__u64	rtwork;		/* work done by real-time criteria */
+	__u32	period;		/* current period */
+	__u32	level;		/* class level in hierarchy */
+};
+
+enum
+{
+	TCA_HFSC_UNSPEC,
+	TCA_HFSC_RSC,
+	TCA_HFSC_FSC,
+	TCA_HFSC_USC,
+	TCA_HFSC_MAX = TCA_HFSC_USC
+};
+
 /* CBQ section */
 
 #define TC_CBQ_MAXPRIO		8