Merge remote-tracking branch 'origin/net-next-2025-11-30--06-00' into HEAD

Author: NIPA

.mailmap

@@ -206,6 +206,7 @@ Danilo Krummrich <[email protected]> <[email protected]>
 David Brownell <[email protected]>
 David Collins <[email protected]> <[email protected]>
 David Heidelberg <[email protected]> <[email protected]>
+David Hildenbrand <[email protected]> <[email protected]>
 David Rheinsberg <[email protected]> <[email protected]>
 David Rheinsberg <[email protected]> <[email protected]>
 David Rheinsberg <[email protected]> <[email protected]>
@@ -426,7 +427,7 @@ Kenneth W Chen <[email protected]>
 Kenneth Westfield <[email protected]> <[email protected]>
 Kiran Gunda <[email protected]> <[email protected]>
 Kirill Tkhai <[email protected]> <[email protected]>
-Kirill A. Shutemov <[email protected]> <[email protected]>
+Kiryl Shutsemau <[email protected]> <[email protected]>
 Kishon Vijay Abraham I <[email protected]> <[email protected]>
 Konrad Dybcio <[email protected]> <[email protected]>
 Konrad Dybcio <[email protected]> <[email protected]>
@@ -437,6 +438,7 @@ Krishna Manikandan <[email protected]> <[email protected]>
 Krzysztof Kozlowski <[email protected]> <[email protected]>
 Krzysztof Kozlowski <[email protected]> <[email protected]>
 Krzysztof Kozlowski <[email protected]> <[email protected]>
+Krzysztof Kozlowski <[email protected]> <[email protected]>
 Krzysztof Wilczyński <[email protected]> <[email protected]>
 Krzysztof Wilczyński <[email protected]> <[email protected]>
 Kshitiz Godara <[email protected]> <[email protected]>
@@ -689,6 +691,8 @@ Sachin Mokashi <[email protected]> <[email protected]>
 Sachin P Sant <[email protected]>
 Sai Prakash Ranjan <[email protected]> <[email protected]>
 Sakari Ailus <[email protected]> <[email protected]>
+Sam Protsenko <[email protected]>
+Sam Protsenko <[email protected]> <[email protected]>
 Sam Ravnborg <[email protected]>
 Sankeerth Billakanti <[email protected]> <[email protected]>
 Santosh Shilimkar <[email protected]>

Documentation/admin-guide/sysctl/net.rst

@@ -212,6 +212,14 @@ mem_pcpu_rsv
 
 Per-cpu reserved forward alloc cache size in page units. Default 1MB per CPU.
 
+bypass_prot_mem
+---------------
+
+Skip charging socket buffers to the global per-protocol memory
+accounting controlled by net.ipv4.tcp_mem, net.ipv4.udp_mem, etc.
+
+Default: 0 (off)
+
 rmem_default
 ------------
 
@@ -347,9 +355,9 @@ skb_defer_max
 -------------
 
 Max size (in skbs) of the per-cpu list of skbs being freed
-by the cpu which allocated them. Used by TCP stack so far.
+by the cpu which allocated them.
 
-Default: 64
+Default: 128
 
 optmem_max
 ----------
@@ -406,6 +414,23 @@ to SOCK_TXREHASH_DEFAULT (i. e. not overridden by setsockopt).
 If set to 1 (default), hash rethink is performed on listening socket.
 If set to 0, hash rethink is not performed.
 
+txq_reselection_ms
+------------------
+
+Controls how often (in ms) a busy connected flow can select another tx queue.
+
+A resection is desirable when/if user thread has migrated and XPS
+would select a different queue. Same can occur without XPS
+if the flow hash has changed.
+
+But switching txq can introduce reorders, especially if the
+old queue is under high pressure. Modern TCP stacks deal
+well with reorders if they happen not too often.
+
+To disable this feature, set the value to 0.
+
+Default : 1000
+
 gro_normal_batch
 ----------------
 

Documentation/devicetree/bindings/net/airoha,en7581-eth.yaml

@@ -17,6 +17,7 @@ properties:
   compatible:
     enum:
       - airoha,en7581-eth
+      - airoha,an7583-eth
 
   reg:
     items:
@@ -44,6 +45,7 @@ properties:
       - description: PDMA irq
 
   resets:
+    minItems: 7
     maxItems: 8
 
   reset-names:
@@ -54,8 +56,9 @@ properties:
       - const: xsi-mac
       - const: hsi0-mac
       - const: hsi1-mac
-      - const: hsi-mac
+      - enum: [ hsi-mac, xfp-mac ]
       - const: xfp-mac
+    minItems: 7
 
   memory-region:
     items:
@@ -81,6 +84,36 @@ properties:
       interface to implement hardware flow offloading programming Packet
       Processor Engine (PPE) flow table.
 
+allOf:
+  - $ref: ethernet-controller.yaml#
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - airoha,en7581-eth
+    then:
+      properties:
+        resets:
+          minItems: 8
+
+        reset-names:
+          minItems: 8
+
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - airoha,an7583-eth
+    then:
+      properties:
+        resets:
+          maxItems: 7
+
+        reset-names:
+          maxItems: 7
+
 patternProperties:
   "^ethernet@[1-4]$":
     type: object

Documentation/devicetree/bindings/net/airoha,en7581-npu.yaml

@@ -18,6 +18,7 @@ properties:
   compatible:
     enum:
       - airoha,en7581-npu
+      - airoha,an7583-npu
 
   reg:
     maxItems: 1

Documentation/devicetree/bindings/net/amd,xgbe-seattle-v1a.yaml

@@ -0,0 +1,147 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/amd,xgbe-seattle-v1a.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: AMD XGBE Seattle v1a
+
+maintainers:
+  - Shyam Sundar S K <[email protected]>
+
+allOf:
+  - $ref: /schemas/net/ethernet-controller.yaml#
+
+properties:
+  compatible:
+    const: amd,xgbe-seattle-v1a
+
+  reg:
+    items:
+      - description: MAC registers
+      - description: PCS registers
+      - description: SerDes Rx/Tx registers
+      - description: SerDes integration registers (1/2)
+      - description: SerDes integration registers (2/2)
+
+  interrupts:
+    description: Device interrupts. The first entry is the general device
+      interrupt. If amd,per-channel-interrupt is specified, each DMA channel
+      interrupt must be specified. The last entry is the PCS auto-negotiation
+      interrupt.
+    minItems: 2
+    maxItems: 6
+
+  clocks:
+    items:
+      - description: DMA clock for the device
+      - description: PTP clock for the device
+
+  clock-names:
+    items:
+      - const: dma_clk
+      - const: ptp_clk
+
+  iommus:
+    maxItems: 1
+
+  phy-mode: true
+
+  dma-coherent: true
+
+  amd,per-channel-interrupt:
+    description: Indicates that Rx and Tx complete will generate a unique
+      interrupt for each DMA channel.
+    type: boolean
+
+  amd,speed-set:
+    description: >
+      Speed capabilities of the device.
+        0 = 1GbE and 10GbE
+        1 = 2.5GbE and 10GbE
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [0, 1]
+
+  amd,serdes-blwc:
+    description: Baseline wandering correction enablement for each speed.
+    $ref: /schemas/types.yaml#/definitions/uint32-array
+    minItems: 3
+    maxItems: 3
+    items:
+      enum: [0, 1]
+
+  amd,serdes-cdr-rate:
+    description: CDR rate speed selection for each speed.
+    $ref: /schemas/types.yaml#/definitions/uint32-array
+    items:
+      - description: CDR rate for 1GbE
+      - description: CDR rate for 2.5GbE
+      - description: CDR rate for 10GbE
+
+  amd,serdes-pq-skew:
+    description: PQ data sampling skew for each speed.
+    $ref: /schemas/types.yaml#/definitions/uint32-array
+    items:
+      - description: PQ skew for 1GbE
+      - description: PQ skew for 2.5GbE
+      - description: PQ skew for 10GbE
+
+  amd,serdes-tx-amp:
+    description: TX amplitude boost for each speed.
+    $ref: /schemas/types.yaml#/definitions/uint32-array
+    items:
+      - description: TX amplitude for 1GbE
+      - description: TX amplitude for 2.5GbE
+      - description: TX amplitude for 10GbE
+
+  amd,serdes-dfe-tap-config:
+    description: DFE taps available to run for each speed.
+    $ref: /schemas/types.yaml#/definitions/uint32-array
+    items:
+      - description: DFE taps available for 1GbE
+      - description: DFE taps available for 2.5GbE
+      - description: DFE taps available for 10GbE
+
+  amd,serdes-dfe-tap-enable:
+    description: DFE taps to enable for each speed.
+    $ref: /schemas/types.yaml#/definitions/uint32-array
+    items:
+      - description: DFE taps to enable for 1GbE
+      - description: DFE taps to enable for 2.5GbE
+      - description: DFE taps to enable for 10GbE
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - clock-names
+  - phy-mode
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    ethernet@e0700000 {
+        compatible = "amd,xgbe-seattle-v1a";
+        reg = <0xe0700000 0x80000>,
+              <0xe0780000 0x80000>,
+              <0xe1240800 0x00400>,
+              <0xe1250000 0x00060>,
+              <0xe1250080 0x00004>;
+        interrupts = <0 325 4>,
+                     <0 326 1>, <0 327 1>, <0 328 1>, <0 329 1>,
+                     <0 323 4>;
+        amd,per-channel-interrupt;
+        clocks = <&xgbe_dma_clk>, <&xgbe_ptp_clk>;
+        clock-names = "dma_clk", "ptp_clk";
+        phy-mode = "xgmii";
+        mac-address = [ 02 a1 a2 a3 a4 a5 ];
+        amd,speed-set = <0>;
+        amd,serdes-blwc = <1>, <1>, <0>;
+        amd,serdes-cdr-rate = <2>, <2>, <7>;
+        amd,serdes-pq-skew = <10>, <10>, <30>;
+        amd,serdes-tx-amp = <15>, <15>, <10>;
+        amd,serdes-dfe-tap-config = <3>, <3>, <1>;
+        amd,serdes-dfe-tap-enable = <0>, <0>, <127>;
+    };

Documentation/devicetree/bindings/net/amd-xgbe.txt

@@ -19,7 +19,12 @@ allOf:
 
 properties:
   compatible:
-    const: aspeed,ast2600-mdio
+    oneOf:
+      - const: aspeed,ast2600-mdio
+      - items:
+          - enum:
+              - aspeed,ast2700-mdio
+          - const: aspeed,ast2600-mdio
 
   reg:
     maxItems: 1