1 files changed, 39 insertions, 0 deletions

diff --git a/include/linux/pkt_sched.h b/include/linux/pkt_sched.h
index d4bb6f58c90c..5afee2b238bd 100644
--- a/include/linux/pkt_sched.h
+++ b/include/linux/pkt_sched.h
@@ -522,4 +522,43 @@ struct tc_mqprio_qopt {
         __u16   offset[TC_QOPT_MAX_QUEUE];
 };
 
+/* SFB */
+
+enum {
+        TCA_SFB_UNSPEC,
+        TCA_SFB_PARMS,
+        __TCA_SFB_MAX,
+};
+
+#define TCA_SFB_MAX (__TCA_SFB_MAX - 1)
+
+/*
+ * Note: increment, decrement are Q0.16 fixed-point values.
+ */
+struct tc_sfb_qopt {
+        __u32 rehash_interval;  /* delay between hash move, in ms */
+        __u32 warmup_time;      /* double buffering warmup time in ms (warmup_time < rehash_interval) */
+        __u32 max;              /* max len of qlen_min */
+        __u32 bin_size;         /* maximum queue length per bin */
+        __u32 increment;        /* probability increment, (d1 in Blue) */
+        __u32 decrement;        /* probability decrement, (d2 in Blue) */
+        __u32 limit;            /* max SFB queue length */
+        __u32 penalty_rate;     /* inelastic flows are rate limited to 'rate' pps */
+        __u32 penalty_burst;
+};
+
+struct tc_sfb_xstats {
+        __u32 earlydrop;
+        __u32 penaltydrop;
+        __u32 bucketdrop;
+        __u32 queuedrop;
+        __u32 childdrop; /* drops in child qdisc */
+        __u32 marked;
+        __u32 maxqlen;
+        __u32 maxprob;
+        __u32 avgprob;
+};
+
+#define SFB_MAX_PROB 0xFFFF
+
 #endif