| /Linux-v5.15/drivers/net/ |
| D | xen-netfront.c | 4 * Copyright (c) 2002-2005, K A Fraser
77 #define NETFRONT_SKB_CB(skb) ((struct netfront_cb *)((skb)->cb))
86 /* Minimum number of Rx slots (includes slot for GSO metadata). */
89 /* Queue name is interface name with "-qNNN" appended */
92 /* IRQ name is queue name with "-tx" or "-rx" appended */
106 unsigned int id; /* Queue ID, 0-based */
107 char name[QUEUE_NAME_SIZE]; /* DEVNAME-qN */
120 char tx_irq_name[IRQ_NAME_SIZE]; /* DEVNAME-qN-tx */
121 char rx_irq_name[IRQ_NAME_SIZE]; /* DEVNAME-qN-rx */
128 * {tx,rx}_skbs store outstanding skbuffs. Free tx_skb entries
[all …]
|
| /Linux-v5.15/drivers/net/xen-netback/ |
| D | rx.c | 3 * Copyright (c) 2002-2005, K A Fraser
36 static bool xenvif_rx_ring_slots_available(struct xenvif_queue *queue) in xenvif_rx_ring_slots_available() argument
43 spin_lock_irqsave(&queue->rx_queue.lock, flags); in xenvif_rx_ring_slots_available()
45 skb = skb_peek(&queue->rx_queue); in xenvif_rx_ring_slots_available()
47 spin_unlock_irqrestore(&queue->rx_queue.lock, flags); in xenvif_rx_ring_slots_available()
51 needed = DIV_ROUND_UP(skb->len, XEN_PAGE_SIZE); in xenvif_rx_ring_slots_available()
54 if (skb->sw_hash) in xenvif_rx_ring_slots_available()
57 spin_unlock_irqrestore(&queue->rx_queue.lock, flags); in xenvif_rx_ring_slots_available()
60 prod = queue->rx.sring->req_prod; in xenvif_rx_ring_slots_available()
61 cons = queue->rx.req_cons; in xenvif_rx_ring_slots_available()
[all …]
|
| /Linux-v5.15/drivers/net/ethernet/intel/ice/ |
| D | ice_base.c | 1 // SPDX-License-Identifier: GPL-2.0
10 * __ice_vsi_get_qs_contig - Assign a contiguous chunk of queues to VSI
11 * @qs_cfg: gathered variables needed for PF->VSI queues assignment
13 * Return 0 on success and -ENOMEM in case of no left space in PF queue bitmap
19 mutex_lock(qs_cfg->qs_mutex); in __ice_vsi_get_qs_contig()
20 offset = bitmap_find_next_zero_area(qs_cfg->pf_map, qs_cfg->pf_map_size, in __ice_vsi_get_qs_contig()
21 0, qs_cfg->q_count, 0); in __ice_vsi_get_qs_contig()
22 if (offset >= qs_cfg->pf_map_size) { in __ice_vsi_get_qs_contig()
23 mutex_unlock(qs_cfg->qs_mutex); in __ice_vsi_get_qs_contig()
24 return -ENOMEM; in __ice_vsi_get_qs_contig()
[all …]
|
| /Linux-v5.15/drivers/net/ethernet/netronome/nfp/ |
| 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); \
81 /* Queue/Ring definitions */
[all …]
|
| /Linux-v5.15/Documentation/devicetree/bindings/net/ |
| 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 …]
|
| 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 …]
|
| D | snps,dwmac.yaml | 1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Alexandre Torgue <alexandre.torgue@st.com>
11 - Giuseppe Cavallaro <peppe.cavallaro@st.com>
12 - Jose Abreu <joabreu@synopsys.com>
23 - snps,dwmac
24 - snps,dwmac-3.40a
25 - snps,dwmac-3.50a
26 - snps,dwmac-3.610
[all …]
|
| /Linux-v5.15/drivers/net/ethernet/broadcom/bnx2x/ |
| 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 …]
|
| /Linux-v5.15/Documentation/networking/device_drivers/ethernet/amazon/ |
| 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 …]
|
| /Linux-v5.15/Documentation/networking/ |
| D | af_xdp.rst | 1 .. SPDX-License-Identifier: GPL-2.0
20 XDP programs to redirect frames to a memory buffer in a user-space
24 syscall. Associated with each XSK are two rings: the RX ring and the
25 TX ring. A socket can receive packets on the RX ring and it can send
28 to have at least one of these rings for each socket. An RX or TX
30 UMEM. RX and TX can share the same UMEM so that a packet does not have
31 to be copied between RX and TX. Moreover, if a packet needs to be kept
44 to fill in with RX packet data. References to these frames will then
45 appear in the RX ring once each packet has been received. The
48 space, for either TX or RX. Thus, the frame addrs appearing in the
[all …]
|
| /Linux-v5.15/drivers/net/ethernet/huawei/hinic/ |
| 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 …]
|
| /Linux-v5.15/drivers/net/wireless/ralink/rt2x00/ |
| 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 …]
|
| /Linux-v5.15/drivers/net/ethernet/sfc/falcon/ |
| D | net_driver.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
4 * Copyright 2005-2006 Fen Systems Ltd.
5 * Copyright 2005-2013 Solarflare Communications Inc.
63 /* Checksum generation is a per-queue option in hardware, so each
64 * queue visible to the networking core is backed by two hardware TX
79 /* Size of an RX scatter buffer. Small enough to pack 2 into a 4K page,
82 #define EF4_RX_USR_BUF_SIZE (2048 - 256)
85 * of every buffer. Otherwise, we just need to ensure 4-byte
97 * struct ef4_buffer - A general-purpose DMA buffer
112 * struct ef4_special_buffer - DMA buffer entered into buffer table
[all …]
|
| /Linux-v5.15/drivers/net/ethernet/sfc/ |
| D | net_driver.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
4 * Copyright 2005-2006 Fen Systems Ltd.
5 * Copyright 2005-2013 Solarflare Communications Inc.
61 /* Checksum generation is a per-queue option in hardware, so each
62 * queue visible to the networking core is backed by two hardware TX
68 #define EFX_TXQ_TYPE_HIGHPRI 4 /* High-priority (for TC) */
70 /* HIGHPRI is Siena-only, and INNER_CSUM is EF10, so no need for both */
83 /* Size of an RX scatter buffer. Small enough to pack 2 into a 4K page,
86 #define EFX_RX_USR_BUF_SIZE (2048 - 256)
89 * of every buffer. Otherwise, we just need to ensure 4-byte
[all …]
|
| /Linux-v5.15/drivers/infiniband/hw/hfi1/ |
| 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 …]
|
| /Linux-v5.15/drivers/net/ethernet/freescale/ |
| D | ucc_geth_ethtool.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
10 * Can only get/set settings of the first queue.
11 * Need to re-open the interface manually after changing some parameters.
24 #include <linux/dma-mapping.h>
37 "tx-64-frames",
38 "tx-65-127-frames",
39 "tx-128-255-frames",
40 "rx-64-frames",
41 "rx-65-127-frames",
42 "rx-128-255-frames",
[all …]
|
| /Linux-v5.15/Documentation/networking/device_drivers/ethernet/aquantia/ |
| 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 …]
|
| /Linux-v5.15/drivers/net/ethernet/stmicro/stmmac/ |
| 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>
54 #define TSO_MAX_BUFF_SIZE (SZ_16K - 1)
62 static int debug = -1;
64 MODULE_PARM_DESC(debug, "Message Level (-1: default, 0: no output, 16: all)");
66 static int phyaddr = -1;
70 #define STMMAC_TX_THRESH(x) ((x)->dma_tx_size / 4)
71 #define STMMAC_RX_THRESH(x) ((x)->dma_rx_size / 4)
[all …]
|
| /Linux-v5.15/arch/arm/boot/dts/ |
| D | keystone-k2e-netcp.dtsi | 1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2015-2017 Texas Instruments Incorporated - http://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 …]
|
| D | keystone-k2l-netcp.dtsi | 1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2015-2017 Texas Instruments Incorporated - http://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 …]
|
| D | keystone-k2hk-netcp.dtsi | 1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2015-2017 Texas Instruments Incorporated - http://www.ti.com/
9 compatible = "ti,keystone-navigator-qmss";
10 dma-coherent;
11 #address-cells = <1>;
12 #size-cells = <1>;
15 queue-range = <0 0x4000>;
20 #address-cells = <1>;
21 #size-cells = <1>;
24 managed-queues = <0 0x2000>;
[all …]
|
| /Linux-v5.15/drivers/net/wireless/intel/iwlwifi/ |
| D | iwl-op-mode.h | 1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
3 * Copyright (C) 2005-2014, 2018-2021 Intel Corporation
4 * Copyright (C) 2013-2014 Intel Mobile Communications GmbH
12 #include "iwl-dbg-tlv.h"
23 * DOC: Operational mode - what is it ?
39 * 1) The driver layer (iwl-drv.c) chooses the op_mode based on the
41 * 2) The driver layer starts the op_mode (ops->start)
48 * struct iwl_op_mode_ops - op_mode specific operations
55 * out *iff* the opmode will never run on hardware with multi-queue capability.
61 * @rx: Rx notification to the op_mode. rxb is the Rx buffer itself. Cmd is the
[all …]
|
| /Linux-v5.15/drivers/net/wireless/ath/ath5k/ |
| 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 …]
|
| /Linux-v5.15/drivers/net/ethernet/google/gve/ |
| D | gve.h | 1 /* SPDX-License-Identifier: (GPL-2.0 OR MIT)
4 * Copyright (C) 2015-2021 Google, Inc.
10 #include <linux/dma-mapping.h>
29 /* 1 for management, 1 for rx, 1 for tx */
32 /* Numbers of gve tx/rx stats in stats report. */
39 /* Numbers of NIC tx/rx stats in stats report. */
43 #define GVE_DATA_SLOT_ADDR_PAGE_MASK (~(PAGE_SIZE - 1))
57 /* The page info for a single slot in the RX data queue */
66 /* A list of pages registered with the device during setup and used by a queue
81 struct gve_queue_page_list *qpl; /* qpl assigned to this queue */
[all …]
|
| /Linux-v5.15/Documentation/devicetree/bindings/crypto/ |
| 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'
29 queue-rx:
30 $ref: /schemas/types.yaml#/definitions/phandle-array
[all …]
|
