/linux/drivers/net/ |
H A D | xen-netfront.c | 4 * Copyright (c) 2002-2005, K A Fraser 81 #define NETFRONT_SKB_CB(skb) ((struct netfront_cb *)((skb)->cb)) 88 /* Minimum number of Rx slots (includes slot for GSO metadata). */ 91 /* Queue name is interface name with "-qNNN" appended */ 94 /* IRQ name is queue name with "-tx" or "-rx" appended */ 108 unsigned int id; /* Queue ID, 0-based */ 109 char name[QUEUE_NAME_SIZE]; /* DEVNAME-qN */ 122 char tx_irq_name[IRQ_NAME_SIZE]; /* DEVNAME-qN-tx */ 123 char rx_irq_name[IRQ_NAME_SIZE]; /* DEVNAME-qN-rx */ 130 * {tx,rx}_skbs store outstanding skbuffs. Free tx_skb entries [all …]
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/linux/drivers/net/xen-netback/ |
H A D | rx.c | 3 * Copyright (c) 2002-2005, K A Fraser 38 * Note that any call sequence outside the RX thread calling this function 39 * needs to wake up the RX thread via a call of xenvif_kick_thread() 42 static void xenvif_update_needed_slots(struct xenvif_queue *queue, in xenvif_update_needed_slots() argument 48 needed = DIV_ROUND_UP(skb->len, XEN_PAGE_SIZE); in xenvif_update_needed_slots() 51 if (skb->sw_hash) in xenvif_update_needed_slots() 55 WRITE_ONCE(queue->rx_slots_needed, needed); in xenvif_update_needed_slots() 58 static bool xenvif_rx_ring_slots_available(struct xenvif_queue *queue) in xenvif_rx_ring_slots_available() argument 63 needed = READ_ONCE(queue->rx_slots_needed); in xenvif_rx_ring_slots_available() 68 prod = queue->rx.sring->req_prod; in xenvif_rx_ring_slots_available() [all …]
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/linux/Documentation/netlink/specs/ |
H A D | netdev.yaml | 1 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) 9 - 11 name: xdp-act 12 render-max: true 14 - 19 - 23 - 24 name: ndo-xmit 27 - 28 name: xsk-zerocopy [all …]
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/linux/Documentation/networking/device_drivers/ethernet/amazon/ |
H A D | ena.rst | 1 .. SPDX-License-Identifier: GPL-2.0 15 through an Admin Queue. 17 The driver supports a range of ENA devices, is link-speed independent 21 Some ENA devices support SR-IOV. This driver is used for both the 22 SR-IOV Physical Function (PF) and Virtual Function (VF) devices. 25 processing by providing multiple Tx/Rx queue pairs (the maximum number 26 is advertised by the device via the Admin Queue), a dedicated MSI-X 27 interrupt vector per Tx/Rx queue pair, adaptive interrupt moderation, 31 checksum offload. Receive-side scaling (RSS) is supported for multi-core 39 Some of the ENA devices support a working mode called Low-latency [all …]
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/linux/drivers/net/ethernet/engleder/ |
H A D | tsnep_ethtool.c | 1 // SPDX-License-Identifier: GPL-2.0 2 /* Copyright (C) 2021 Gerhard Engleder <gerhard@engleder-embedded.com> */ 83 strscpy(drvinfo->driver, TSNEP, sizeof(drvinfo->driver)); in tsnep_ethtool_get_drvinfo() 84 strscpy(drvinfo->bus_info, dev_name(&adapter->pdev->dev), in tsnep_ethtool_get_drvinfo() 85 sizeof(drvinfo->bus_info)); in tsnep_ethtool_get_drvinfo() 96 /* first queue pair is within TSNEP_MAC_SIZE, only queues additional to in tsnep_ethtool_get_regs_len() 97 * the first queue pair extend the register length by TSNEP_QUEUE_SIZE in tsnep_ethtool_get_regs_len() 100 max(adapter->num_tx_queues, adapter->num_rx_queues) - 1; in tsnep_ethtool_get_regs_len() 112 regs->version = 1; in tsnep_ethtool_get_regs() 114 memcpy_fromio(p, adapter->addr, regs->len); in tsnep_ethtool_get_regs() [all …]
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/linux/drivers/net/ethernet/netronome/nfp/ |
H A D | nfp_net.h | 1 /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ 2 /* Copyright (C) 2015-2018 Netronome Systems, Inc. */ 21 #include <linux/io-64-nonatomic-hi-lo.h> 32 if (__nn->dp.netdev) \ 33 netdev_printk(lvl, __nn->dp.netdev, fmt, ## args); \ 35 dev_printk(lvl, __nn->dp.dev, "ctrl: " fmt, ## args); \ 48 if (__dp->netdev) \ 49 netdev_warn(__dp->netdev, fmt, ## args); \ 51 dev_warn(__dp->dev, fmt, ## args); \ 78 /* Queue/Ring definitions */ [all …]
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/linux/Documentation/devicetree/bindings/net/ |
H A D | intel,ixp4xx-ethernet.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) 4 --- 5 $id: http://devicetree.org/schemas/net/intel,ixp4xx-ethernet.yaml# 6 $schema: http://devicetree.org/meta-schemas/core.yaml# 11 - $ref: ethernet-controller.yaml# 14 - Linus Walleij <linus.walleij@linaro.org> 18 Processing Engine) and the IXP4xx Queue Manager to process 24 const: intel,ixp4xx-ethernet 30 queue-rx: 31 $ref: /schemas/types.yaml#/definitions/phandle-array [all …]
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H A D | intel,ixp4xx-hss.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) 4 --- 5 $id: http://devicetree.org/schemas/net/intel,ixp4xx-hss.yaml# 6 $schema: http://devicetree.org/meta-schemas/core.yaml# 11 - Linus Walleij <linus.walleij@linaro.org> 15 Processing Engine) and the IXP4xx Queue Manager to process 20 const: intel,ixp4xx-hss 26 intel,npe-handle: 27 $ref: /schemas/types.yaml#/definitions/phandle-array 30 - description: phandle to the NPE this HSS instance is using [all …]
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H A D | keystone-netcp.txt | 6 switch sub-module to send and receive packets. NetCP also includes a packet 13 includes a 3-port Ethernet switch sub-module capable of 10Gb/s and 1Gb/s rates 16 Keystone NetCP driver has a plug-in module architecture where each of the NetCP 17 sub-modules exist as a loadable kernel module which plug in to the netcp core. 18 These sub-modules are represented as "netcp-devices" in the dts bindings. It is 19 mandatory to have the ethernet switch sub-module for the ethernet interface to 20 be operational. Any other sub-module like the PA is optional. 24 ----------------------------- 26 ----------------------------- 28 |-> NetCP Devices -> | [all …]
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/linux/drivers/net/ethernet/broadcom/bnx2x/ |
H A D | bnx2x_mfw_req.h | 3 * Copyright (c) 2012-2013 Broadcom Corporation 94 u32 promiscuous_mode; /* Promiscuous Mode. non-zero true */ 95 u32 txq_size; /* TX Descriptors Queue Size */ 96 u32 rxq_size; /* RX Descriptors Queue Size */ 97 /* TX Descriptor Queue Avg Depth. % Avg Queue Depth since last poll */ 99 /* RX Descriptors Queue Avg Depth. % Avg Queue Depth since last poll */ 114 /* QoS Priority (per 802.1p). 0-7255 */ 116 u32 txq_size; /* FCoE TX Descriptors Queue Size. */ 117 u32 rxq_size; /* FCoE RX Descriptors Queue Size. */ 118 /* FCoE TX Descriptor Queue Avg Depth. */ [all …]
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/linux/drivers/net/ethernet/intel/idpf/ |
H A D | idpf_txrx.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */ 19 /* Mailbox Queue */ 27 /* Number of descriptors in a queue should be a multiple of 32. RX queue 66 * given RX completion queue has descriptors. This includes _ALL_ buffer 68 * you have a total of 1024 buffers so your RX queue _must_ have at least that 69 * many descriptors. This macro divides a given number of RX descriptors by 70 * number of buffer queues to calculate how many descriptors each buffer queue 71 * can have without overrunning the RX queue. 83 #define IDPF_RX_BUFQ_WORKING_SET(rxq) ((rxq)->desc_count - 1) 87 if (unlikely(++(ntc) == (rxq)->desc_count)) { \ [all …]
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H A D | idpf_ethtool.c | 1 // SPDX-License-Identifier: GPL-2.0-only 7 * idpf_get_rxnfc - command to get RX flow classification rules 22 switch (cmd->cmd) { in idpf_get_rxnfc() 24 cmd->data = vport->num_rxq; in idpf_get_rxnfc() 34 return -EOPNOTSUPP; in idpf_get_rxnfc() 38 * idpf_get_rxfh_key_size - get the RSS hash key size 48 if (!idpf_is_cap_ena_all(np->adapter, IDPF_RSS_CAPS, IDPF_CAP_RSS)) in idpf_get_rxfh_key_size() 49 return -EOPNOTSUPP; in idpf_get_rxfh_key_size() 51 user_config = &np->adapter->vport_config[np->vport_idx]->user_config; in idpf_get_rxfh_key_size() 53 return user_config->rss_data.rss_key_size; in idpf_get_rxfh_key_size() [all …]
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H A D | idpf.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */ 25 #define GETMAXVAL(num_bits) GENMASK((num_bits) - 1, 0) 31 #define IDPF_NUM_DFLT_MBX_Q 2 /* includes both TX and RX */ 33 #define IDPF_DFLT_MBX_ID -1 37 ((IDPF_CTLQ_MAX_BUF_LEN - (struct_sz)) / (chunk_sz)) 64 * enum idpf_state - State machine to handle bring up 78 * enum idpf_flags - Hard reset causes. 98 * enum idpf_cap_field - Offsets into capabilities struct for specific caps 112 IDPF_BASE_CAPS = -1, 128 * enum idpf_vport_state - Current vport state [all …]
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/linux/drivers/net/ethernet/huawei/hinic/ |
H A D | hinic_rx.c | 1 // SPDX-License-Identifier: GPL-2.0-only 18 #include <linux/dma-mapping.h> 46 (HINIC_GET_RX_PKT_TYPE(be32_to_cpu((cqe)->offload_type)) == \ 50 * hinic_rxq_clean_stats - Clean the statistics of specific queue 51 * @rxq: Logical Rx Queue 55 struct hinic_rxq_stats *rxq_stats = &rxq->rxq_stats; in hinic_rxq_clean_stats() 57 u64_stats_update_begin(&rxq_stats->syncp); in hinic_rxq_clean_stats() 58 rxq_stats->pkts = 0; in hinic_rxq_clean_stats() 59 rxq_stats->bytes = 0; in hinic_rxq_clean_stats() 60 rxq_stats->errors = 0; in hinic_rxq_clean_stats() [all …]
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/linux/drivers/net/wireless/ralink/rt2x00/ |
H A D | rt2x00queue.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 3 Copyright (C) 2004 - 2010 Ivo van Doorn <IvDoorn@gmail.com> 10 Abstract: rt2x00 queue datastructures and routines 33 * enum data_queue_qid: Queue identification 35 * @QID_AC_VO: AC VO queue 36 * @QID_AC_VI: AC VI queue 37 * @QID_AC_BE: AC BE queue 38 * @QID_AC_BK: AC BK queue 39 * @QID_HCCA: HCCA queue 40 * @QID_MGMT: MGMT queue (prio queue) [all …]
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/linux/drivers/net/ethernet/google/gve/ |
H A D | gve.h | 1 /* SPDX-License-Identifier: (GPL-2.0 OR MIT) 4 * Copyright (C) 2015-2024 Google LLC 10 #include <linux/dma-mapping.h> 33 /* 1 for management, 1 for rx, 1 for tx */ 36 /* Numbers of gve tx/rx stats in stats report. */ 43 /* Numbers of NIC tx/rx stats in stats report. */ 49 #define GVE_DATA_SLOT_ADDR_PAGE_MASK (~(PAGE_SIZE - 1)) 69 (GVE_ADMINQ_BUFFER_SIZE / sizeof(((struct gve_adminq_queried_flow_rule *)0)->location)) 84 /* 2K buffers for DQO-QPL */ 90 * allocs and uses a non-qpl page on the receive path of DQO QPL to free [all …]
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/linux/Documentation/devicetree/bindings/crypto/ |
H A D | intel,ixp4xx-crypto.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) 4 --- 5 $id: http://devicetree.org/schemas/crypto/intel,ixp4xx-crypto.yaml# 6 $schema: http://devicetree.org/meta-schemas/core.yaml# 11 - Linus Walleij <linus.walleij@linaro.org> 21 const: intel,ixp4xx-crypto 23 intel,npe-handle: 24 $ref: /schemas/types.yaml#/definitions/phandle-array 26 - items: 27 - description: phandle to the NPE this crypto engine [all …]
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/linux/Documentation/networking/device_drivers/ethernet/aquantia/ |
H A D | atlantic.rst | 1 .. SPDX-License-Identifier: GPL-2.0 8 For the aQuantia Multi-Gigabit PCI Express Family of Ethernet Adapters 12 - Identifying Your Adapter 13 - Configuration 14 - Supported ethtool options 15 - Command Line Parameters 16 - Config file parameters 17 - Support 18 - License 23 The driver in this release is compatible with AQC-100, AQC-107, AQC-108 [all …]
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/linux/drivers/infiniband/hw/hfi1/ |
H A D | netdev_rx.c | 1 // SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) 8 * This file contains HFI1 support for netdev RX functionality 20 static int hfi1_netdev_setup_ctxt(struct hfi1_netdev_rx *rx, in hfi1_netdev_setup_ctxt() argument 24 struct hfi1_devdata *dd = rx->dd; in hfi1_netdev_setup_ctxt() 27 uctxt->rhf_rcv_function_map = netdev_rhf_rcv_functions; in hfi1_netdev_setup_ctxt() 28 uctxt->do_interrupt = &handle_receive_interrupt_napi_sp; in hfi1_netdev_setup_ctxt() 30 /* Now allocate the RcvHdr queue and eager buffers. */ in hfi1_netdev_setup_ctxt() 44 if (!HFI1_CAP_KGET_MASK(uctxt->flags, MULTI_PKT_EGR)) in hfi1_netdev_setup_ctxt() 46 if (HFI1_CAP_KGET_MASK(uctxt->flags, NODROP_EGR_FULL)) in hfi1_netdev_setup_ctxt() 48 if (HFI1_CAP_KGET_MASK(uctxt->flags, NODROP_RHQ_FULL)) in hfi1_netdev_setup_ctxt() [all …]
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/linux/drivers/net/ethernet/stmicro/stmmac/ |
H A D | stmmac_main.c | 1 // SPDX-License-Identifier: GPL-2.0-only 3 This is the driver for the ST MAC 10/100/1000 on-chip Ethernet controllers. 6 Copyright(C) 2007-2011 STMicroelectronics Ltd 29 #include <linux/dma-mapping.h> 56 * with fine resolution and binary rollover. This avoid non-monotonic behavior 63 #define TSO_MAX_BUFF_SIZE (SZ_16K - 1) 71 static int debug = -1; 73 MODULE_PARM_DESC(debug, "Message Level (-1: default, 0: no output, 16: all)"); 75 static int phyaddr = -1; 79 #define STMMAC_TX_THRESH(x) ((x)->dma_conf.dma_tx_size / 4) [all …]
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/linux/drivers/net/wireless/ath/ath5k/ |
H A D | dma.c | 2 * Copyright (c) 2004-2008 Reyk Floeter <reyk@openbsd.org> 3 * Copyright (c) 2006-2008 Nick Kossifidis <mickflemm@gmail.com> 27 * handle queue setup for 5210 chipset (rest are handled on qcu.c). 44 * ath5k_hw_start_rx_dma() - Start DMA receive 55 * ath5k_hw_stop_rx_dma() - Stop DMA receive 70 i--) in ath5k_hw_stop_rx_dma() 75 "failed to stop RX DMA !\n"); in ath5k_hw_stop_rx_dma() 77 return i ? 0 : -EBUSY; in ath5k_hw_stop_rx_dma() 81 * ath5k_hw_get_rxdp() - Get RX Descriptor's address 91 * ath5k_hw_set_rxdp() - Set RX Descriptor's address [all …]
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/linux/arch/arm/boot/dts/ti/keystone/ |
H A D | keystone-k2e-netcp.dtsi | 1 // SPDX-License-Identifier: GPL-2.0 5 * Copyright (C) 2015-2017 Texas Instruments Incorporated - https://www.ti.com/ 9 compatible = "ti,keystone-navigator-qmss"; 10 dma-coherent; 11 #address-cells = <1>; 12 #size-cells = <1>; 15 queue-range = <0 0x2000>; 20 #address-cells = <1>; 21 #size-cells = <1>; 24 managed-queues = <0 0x2000>; [all …]
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H A D | keystone-k2l-netcp.dtsi | 1 // SPDX-License-Identifier: GPL-2.0 5 * Copyright (C) 2015-2017 Texas Instruments Incorporated - https://www.ti.com/ 9 compatible = "ti,keystone-navigator-qmss"; 10 dma-coherent; 11 #address-cells = <1>; 12 #size-cells = <1>; 15 queue-range = <0 0x2000>; 20 #address-cells = <1>; 21 #size-cells = <1>; 24 managed-queues = <0 0x2000>; [all …]
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/linux/drivers/net/ethernet/marvell/octeon_ep_vf/ |
H A D | octep_vf_config.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 15 /* Tx Queue: maximum descriptors per ring */ 19 /* Packet threshold for Tx queue interrupt */ 25 /* Rx Queue: maximum descriptors per ring */ 28 /* Rx buffer size: Use page size buffers. 31 * page buffers in consecutive Rx descriptors as fragments. 42 /* Tx Queue wake threshold 43 * wakeup a stopped Tx queue if minimum 2 descriptors are available. 44 * Even a skb with fragments consume only one Tx queue descriptor entry. 51 #define OCTEP_VF_MAX_MTU (10000 - (ETH_HLEN + ETH_FCS_LEN)) [all …]
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/linux/drivers/net/ethernet/freescale/fman/ |
H A D | fman_port.h | 1 /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0-or-later */ 3 * Copyright 2008 - 2015 Freescale Semiconductor Inc. 13 * an Rx port (MAC). 15 * The SW driver manages these ports as sub-modules of the FM,i.e. after an 21 * to the port's type) - always starting at 0. 26 /* Not for Rx-Port! Unsupported Format */ 28 /* Not for Rx-Port! Length Error */ 32 /* non Frame-Manager error; probably come from SEC that was chained to FM */ 36 /* IPR non-consistent-sp */ 40 /* Rx FIFO overflow, FCS error, code error, running disparity [all …]
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