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-rw-r--r--Documentation/netlink/specs/tc.yaml182
1 files changed, 166 insertions, 16 deletions
diff --git a/Documentation/netlink/specs/tc.yaml b/Documentation/netlink/specs/tc.yaml
index cb7ea7d62e56..b1afc7ab3539 100644
--- a/Documentation/netlink/specs/tc.yaml
+++ b/Documentation/netlink/specs/tc.yaml
@@ -1,5 +1,5 @@
# SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause)
-
+---
name: tc
protocol: netlink-raw
uapi-header: linux/pkt_cls.h
@@ -57,6 +57,23 @@ definitions:
- tunoam
- tuncrit
-
+ name: dualpi2-drop-overload
+ type: enum
+ entries: [overflow, drop]
+ -
+ name: dualpi2-drop-early
+ type: enum
+ entries: [drop-dequeue, drop-enqueue]
+ -
+ name: dualpi2-ecn-mask
+ type: enum
+ value-start: 1
+ entries: [l4s-ect, cla-ect, any-ect]
+ -
+ name: dualpi2-split-gso
+ type: enum
+ entries: [no-split-gso, split-gso]
+ -
name: tc-stats
type: struct
members:
@@ -76,7 +93,8 @@ definitions:
name: overlimits
type: u32
doc: |
- Number of throttle events when this flow goes out of allocated bandwidth
+ Number of throttle events when this flow goes out of allocated
+ bandwidth
-
name: bps
type: u32
@@ -232,7 +250,7 @@ definitions:
type: u8
doc: log(P_max / (qth-max - qth-min))
-
- name: Scell_log
+ name: Scell-log
type: u8
doc: cell size for idle damping
-
@@ -253,7 +271,7 @@ definitions:
name: DPs
type: u32
-
- name: def_DP
+ name: def-DP
type: u32
-
name: grio
@@ -751,7 +769,9 @@ definitions:
-
name: count
type: u32
- doc: How many drops we've done since the last time we entered dropping state
+ doc: |
+ How many drops we've done since the last time we entered dropping
+ state
-
name: lastcount
type: u32
@@ -823,6 +843,58 @@ definitions:
name: drop-overmemory
type: u32
-
+ name: tc-dualpi2-xstats
+ type: struct
+ members:
+ -
+ name: prob
+ type: u32
+ doc: Current base PI probability
+ -
+ name: delay-c
+ type: u32
+ doc: Current C-queue delay in microseconds
+ -
+ name: delay-l
+ type: u32
+ doc: Current L-queue delay in microseconds
+ -
+ name: pkts-in-c
+ type: u32
+ doc: Number of packets enqueued in the C-queue
+ -
+ name: pkts-in-l
+ type: u32
+ doc: Number of packets enqueued in the L-queue
+ -
+ name: maxq
+ type: u32
+ doc: Maximum number of packets seen by the DualPI2
+ -
+ name: ecn-mark
+ type: u32
+ doc: All packets marked with ECN
+ -
+ name: step-mark
+ type: u32
+ doc: Only packets marked with ECN due to L-queue step AQM
+ -
+ name: credit
+ type: s32
+ doc: Current credit value for WRR
+ -
+ name: memory-used
+ type: u32
+ doc: Memory used in bytes by the DualPI2
+ -
+ name: max-memory-used
+ type: u32
+ doc: Maximum memory used in bytes by the DualPI2
+ -
+ name: memory-limit
+ type: u32
+ doc: Memory limit in bytes
+ -
name: tc-fq-pie-xstats
type: struct
members:
@@ -845,7 +917,7 @@ definitions:
-
name: ecn-mark
type: u32
- doc: Packets marked with ecn
+ doc: Packets marked with ECN
-
name: new-flow-count
type: u32
@@ -988,7 +1060,7 @@ definitions:
-
name: ecn-mark
type: u32
- doc: Packets marked with ecn
+ doc: Packets marked with ECN
-
name: tc-red-xstats
type: struct
@@ -1161,7 +1233,7 @@ definitions:
-
name: keys
type: binary
- struct: tc-u32-key # TODO: array
+ struct: tc-u32-key # TODO: array
-
name: tc-u32-pcnt
type: struct
@@ -1174,7 +1246,7 @@ definitions:
type: u64
-
name: kcnts
- type: u64 # TODO: array
+ type: u64 # TODO: array
-
name: tcf-t
type: struct
@@ -1336,7 +1408,7 @@ definitions:
-
name: keys
type: binary
- struct: tc-pedit-key # TODO: array
+ struct: tc-pedit-key # TODO: array
-
name: tc-pedit-key
type: struct
@@ -2282,6 +2354,78 @@ attribute-sets:
name: quantum
type: u32
-
+ name: dualpi2-attrs
+ name-prefix: tca-dualpi2-
+ attributes:
+ -
+ name: limit
+ type: u32
+ doc: Limit of total number of packets in queue
+ -
+ name: memory-limit
+ type: u32
+ doc: Memory limit of total number of packets in queue
+ -
+ name: target
+ type: u32
+ doc: Classic target delay in microseconds
+ -
+ name: tupdate
+ type: u32
+ doc: Drop probability update interval time in microseconds
+ -
+ name: alpha
+ type: u32
+ doc: Integral gain factor in Hz for PI controller
+ -
+ name: beta
+ type: u32
+ doc: Proportional gain factor in Hz for PI controller
+ -
+ name: step-thresh-pkts
+ type: u32
+ doc: L4S step marking threshold in packets
+ -
+ name: step-thresh-us
+ type: u32
+ doc: L4S Step marking threshold in microseconds
+ -
+ name: min-qlen-step
+ type: u32
+ doc: Packets enqueued to the L-queue can apply the step threshold
+ when the queue length of L-queue is larger than this value.
+ (0 is recommended)
+ -
+ name: coupling
+ type: u8
+ doc: Probability coupling factor between Classic and L4S
+ (2 is recommended)
+ -
+ name: drop-overload
+ type: u8
+ doc: Control the overload strategy (drop to preserve latency or
+ let the queue overflow)
+ enum: dualpi2-drop-overload
+ -
+ name: drop-early
+ type: u8
+ doc: Decide where the Classic packets are PI-based dropped or marked
+ enum: dualpi2-drop-early
+ -
+ name: c-protection
+ type: u8
+ doc: Classic WRR weight in percentage (from 0 to 100)
+ -
+ name: ecn-mask
+ type: u8
+ doc: Configure the L-queue ECN classifier
+ enum: dualpi2-ecn-mask
+ -
+ name: split-gso
+ type: u8
+ doc: Split aggregated skb or not
+ enum: dualpi2-split-gso
+ -
name: ematch-attrs
name-prefix: tca-ematch-
attr-max-name: tca-ematch-tree-max
@@ -2885,7 +3029,7 @@ attribute-sets:
attributes:
-
name: parms
- type: binary # array of struct: tc-gred-qopt
+ type: binary # array of struct: tc-gred-qopt
-
name: stab
type: binary
@@ -3335,10 +3479,10 @@ attribute-sets:
struct: tc-police
-
name: rate
- type: binary # TODO
+ type: binary # TODO
-
name: peakrate
- type: binary # TODO
+ type: binary # TODO
-
name: avrate
type: u32
@@ -3698,7 +3842,7 @@ sub-messages:
value: choke
attribute-set: choke-attrs
-
- value: clsact # no content
+ value: clsact # no content
-
value: codel
attribute-set: codel-attrs
@@ -3706,6 +3850,9 @@ sub-messages:
value: drr
attribute-set: drr-attrs
-
+ value: dualpi2
+ attribute-set: dualpi2-attrs
+ -
value: etf
attribute-set: etf-attrs
-
@@ -3742,12 +3889,12 @@ sub-messages:
value: htb
attribute-set: htb-attrs
-
- value: ingress # no content
+ value: ingress # no content
-
value: matchall
attribute-set: matchall-attrs
-
- value: mq # no content
+ value: mq # no content
-
value: mqprio
fixed-header: tc-mqprio-qopt
@@ -3873,6 +4020,9 @@ sub-messages:
value: codel
fixed-header: tc-codel-xstats
-
+ value: dualpi2
+ fixed-header: tc-dualpi2-xstats
+ -
value: fq
fixed-header: tc-fq-qd-stats
-