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/linux/drivers/net/ethernet/brocade/bna/
H A Dbna_tx_rx.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Linux network driver for QLogic BR-series Converged Network Adapter.
6 * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
7 * Copyright (c) 2014-2015 QLogic Corporation
18 ib->coalescing_timeo = coalescing_timeo; in bna_ib_coalescing_timeo_set()
19 ib->door_bell.doorbell_ack = BNA_DOORBELL_IB_INT_ACK( in bna_ib_coalescing_timeo_set()
20 (u32)ib->coalescing_timeo, 0); in bna_ib_coalescing_timeo_set()
27 (rxf)->vlan_pending_bitmask = (u8)BFI_VLAN_BMASK_ALL; \
28 (rxf)->vlan_strip_pending = true; \
33 if ((rxf)->rss_status == BNA_STATUS_T_ENABLED) \
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H A Dbna_types.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Linux network driver for QLogic BR-series Converged Network Adapter.
6 * Copyright (c) 2005-2014 Brocade Communications Systems, Inc.
7 * Copyright (c) 2014-2015 QLogic Corporation
270 u32 num; member
282 int num; member
432 struct bna_txq *txq; member
443 /* TxQ QPT and configuration */
521 /* Tx module - keeps track of free, active tx objects */
524 struct bna_txq *txq; /* BFI_MAX_TXQ entries */ member
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/linux/drivers/net/ethernet/marvell/
H A Dmvneta.c7 * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
135 #define MVNETA_CPU_TXQ_ACCESS(txq) BIT(txq + 8) argument
149 /* bits 0..7 = TXQ SENT, one bit per queue.
156 #define MVNETA_TX_INTR_MASK(nr_txqs) (((1 << nr_txqs) - 1) << 0)
158 #define MVNETA_RX_INTR_MASK(nr_rxqs) (((1 << nr_rxqs) - 1) << 8)
270 * to cover all rate-limit values from 10Kbps up to 5Gbps
300 (((index) < (q)->last_desc) ? ((index) + 1) : 0)
378 #define MVNETA_MAX_RX_BUF_SIZE (PAGE_SIZE - MVNETA_SKB_PAD)
381 (((rxd)->status & MVNETA_RXD_BM_POOL_MASK) >> MVNETA_RXD_BM_POOL_SHIFT)
490 /* Pointer to the CPU-local NAPI struct */
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H A Dmv643xx_eth.c1 // SPDX-License-Identifier: GPL-2.0-or-later
10 * Copyright (C) 2003 PMC-Sierra, Inc.,
13 * Copyright (C) 2003 Ralf Baechle <ralf@linux-mips.org>
15 * Copyright (C) 2004-2006 MontaVista Software, Inc.
21 * Copyright (C) 2007-2008 Marvell Semiconductor
30 #include <linux/dma-mapping.h>
71 * Main per-port registers. These live at offset 0x0400 for
142 * Misc per-port registers.
173 #define SKB_DMA_REALIGN ((PAGE_SIZE - NET_SKB_PAD) % SMP_CACHE_BYTES)
179 #define IS_TSO_HEADER(txq, addr) \ argument
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/linux/drivers/net/
H A Dvirtio_net.c1 // SPDX-License-Identifier: GPL-2.0-or-later
50 * at once, the weight is chosen so that the EWMA will be insensitive to short-
113 #define VIRTNET_SQ_STAT(name, m) {name, offsetof(struct virtnet_sq_stats, m), -1}
114 #define VIRTNET_RQ_STAT(name, m) {name, offsetof(struct virtnet_rq_stats, m), -1}
159 {#name, offsetof(struct virtio_net_stats_cvq, name), -1}
162 {#name, offsetof(struct virtio_net_stats_rx_ ## class, rx_ ## name), -1}
165 {#name, offsetof(struct virtio_net_stats_tx_ ## class, tx_ ## name), -1}
517 static void virtnet_xsk_completed(struct send_queue *sq, int num);
529 rss->indirection_table = NULL; in rss_indirection_table_alloc()
533 rss->indirection_table = kmalloc_array(indir_table_size, sizeof(u16), GFP_KERNEL); in rss_indirection_table_alloc()
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/linux/Documentation/devicetree/bindings/net/
H A Dbrcm,systemport.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Florian Fainelli <f.fainelli@gmail.com>
15 - brcm,systemport-v1.00
16 - brcm,systemportlite-v1.00
17 - brcm,systemport
25 - description: interrupt line for RX queues
26 - description: interrupt line for TX queues
27 - description: interrupt line for Wake-on-LAN
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/linux/drivers/net/ethernet/chelsio/cxgb4/
H A Dcudbg_lib.h1 /* SPDX-License-Identifier: GPL-2.0-only */
181 u32 *num, u32 *size);
241 static inline void cudbg_fill_qdesc_txq(const struct sge_txq *txq, in cudbg_fill_qdesc_txq() argument
245 entry->qtype = type; in cudbg_fill_qdesc_txq()
246 entry->qid = txq->cntxt_id; in cudbg_fill_qdesc_txq()
247 entry->desc_size = sizeof(struct tx_desc); in cudbg_fill_qdesc_txq()
248 entry->num_desc = txq->size; in cudbg_fill_qdesc_txq()
249 entry->data_size = txq->size * sizeof(struct tx_desc); in cudbg_fill_qdesc_txq()
250 memcpy(entry->data, txq->desc, entry->data_size); in cudbg_fill_qdesc_txq()
257 entry->qtype = type; in cudbg_fill_qdesc_rxq()
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/linux/drivers/bluetooth/
H A Dhci_ag6xx.c1 // SPDX-License-Identifier: GPL-2.0-or-later
24 struct sk_buff_head txq; member
41 return -ENOMEM; in ag6xx_open()
43 skb_queue_head_init(&ag6xx->txq); in ag6xx_open()
45 hu->priv = ag6xx; in ag6xx_open()
51 struct ag6xx_data *ag6xx = hu->priv; in ag6xx_close()
55 skb_queue_purge(&ag6xx->txq); in ag6xx_close()
56 kfree_skb(ag6xx->rx_skb); in ag6xx_close()
59 hu->priv = NULL; in ag6xx_close()
65 struct ag6xx_data *ag6xx = hu->priv; in ag6xx_flush()
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/linux/drivers/net/wireless/ath/ath6kl/
H A Dhtc_pipe.c2 * Copyright (c) 2007-2011 Atheros Communications Inc.
19 #include "hif-ops.h"
31 if (packet->info.tx.flags & HTC_FLAGS_TX_FIXUP_NETBUF) { in restore_tx_packet()
32 skb_pull(packet->skb, sizeof(struct htc_frame_hdr)); in restore_tx_packet()
33 packet->info.tx.flags &= ~HTC_FLAGS_TX_FIXUP_NETBUF; in restore_tx_packet()
47 if (ep->ep_cb.tx_comp_multi != NULL) { in do_send_completion()
50 __func__, ep->eid, in do_send_completion()
56 ep->ep_cb.tx_comp_multi(ep->target, queue_to_indicate); in do_send_completion()
68 list_del(&packet->list); in do_send_completion()
71 __func__, ep->eid, packet); in do_send_completion()
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H A Dhtc_mbox.c2 * Copyright (c) 2007-2011 Atheros Communications Inc.
3 * Copyright (c) 2011-2012 Qualcomm Atheros, Inc.
21 #include "hif-ops.h"
26 #define CALC_TXRX_PADDED_LEN(dev, len) (__ALIGN_MASK((len), (dev)->block_mask))
36 /* threshold to re-enable Tx bundling for an AC*/
45 ep_dist->endpoint, credits); in ath6kl_credit_deposit()
47 ep_dist->credits += credits; in ath6kl_credit_deposit()
48 ep_dist->cred_assngd += credits; in ath6kl_credit_deposit()
49 cred_info->cur_free_credits -= credits; in ath6kl_credit_deposit()
61 cred_info->cur_free_credits = tot_credits; in ath6kl_credit_init()
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/linux/drivers/net/ethernet/emulex/benet/
H A Dbe_main.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2005 - 2016 Broadcom
7 * linux-drivers@emulex.com
38 /* Per-module error detection/recovery workq shared across all functions.
146 struct be_dma_mem *mem = &q->dma_mem; in be_queue_free()
148 if (mem->va) { in be_queue_free()
149 dma_free_coherent(&adapter->pdev->dev, mem->size, mem->va, in be_queue_free()
150 mem->dma); in be_queue_free()
151 mem->va = NULL; in be_queue_free()
158 struct be_dma_mem *mem = &q->dma_mem; in be_queue_alloc()
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/linux/drivers/net/ethernet/mellanox/mlx5/core/en/
H A Dreporter_tx.c1 /* SPDX-License-Identifier: GPL-2.0 */
24 struct mlx5_core_dev *dev = sq->mdev; in mlx5e_wait_for_sq_flush()
30 if (sq->cc == sq->pc) in mlx5e_wait_for_sq_flush()
36 netdev_err(sq->netdev, in mlx5e_wait_for_sq_flush()
38 sq->sqn, sq->cc, sq->pc); in mlx5e_wait_for_sq_flush()
40 return -ETIMEDOUT; in mlx5e_wait_for_sq_flush()
45 WARN_ONCE(sq->cc != sq->pc, in mlx5e_reset_txqsq_cc_pc()
47 sq->sqn, sq->cc, sq->pc); in mlx5e_reset_txqsq_cc_pc()
48 sq->cc = 0; in mlx5e_reset_txqsq_cc_pc()
49 sq->dma_fifo_cc = 0; in mlx5e_reset_txqsq_cc_pc()
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H A Dqos.c1 // SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
21 return -EINVAL; in mlx5e_qos_bytes_rate_check()
41 * 1. This function is called only after checking selq->htb_maj_id != 0, in mlx5e_qid_from_qos()
43 * 2. When selq->htb_maj_id becomes 0, synchronize_rcu waits for in mlx5e_qid_from_qos()
44 * mlx5e_select_queue to finish while holding priv->state_lock, in mlx5e_qid_from_qos()
47 bool is_ptp = MLX5E_GET_PFLAG(&chs->params, MLX5E_PFLAG_TX_PORT_TS); in mlx5e_qid_from_qos()
49 return (chs->params.num_channels + is_ptp) * mlx5e_get_dcb_num_tc(&chs->params) + qid; in mlx5e_qid_from_qos()
56 struct mlx5e_params *params = &priv->channels.params; in mlx5e_get_qos_sq()
61 ix = qid % params->num_channels; in mlx5e_get_qos_sq()
62 qid /= params->num_channels; in mlx5e_get_qos_sq()
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/linux/drivers/net/xen-netback/
H A Drx.c3 * Copyright (c) 2002-2005, K A Fraser
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()
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()
69 cons = queue->rx.req_cons; in xenvif_rx_ring_slots_available()
71 if (prod - cons >= needed) in xenvif_rx_ring_slots_available()
74 queue->rx.sring->req_event = prod + 1; in xenvif_rx_ring_slots_available()
80 } while (queue->rx.sring->req_prod != prod); in xenvif_rx_ring_slots_available()
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/linux/drivers/net/wireless/realtek/rtw88/
H A Dtx.c1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
2 /* Copyright(c) 2018-2019 Realtek Corporation
18 hdr = (struct ieee80211_hdr *)skb->data; in rtw_tx_stats()
20 if (!ieee80211_is_data(hdr->frame_control)) in rtw_tx_stats()
23 if (!is_broadcast_ether_addr(hdr->addr1) && in rtw_tx_stats()
24 !is_multicast_ether_addr(hdr->addr1)) { in rtw_tx_stats()
25 rtwdev->stats.tx_unicast += skb->len; in rtw_tx_stats()
26 rtwdev->stats.tx_cnt++; in rtw_tx_stats()
28 rtwvif = (struct rtw_vif *)vif->drv_priv; in rtw_tx_stats()
29 rtwvif->stats.tx_unicast += skb->len; in rtw_tx_stats()
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/linux/drivers/net/ethernet/atheros/atl1c/
H A Datl1c_main.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright(c) 2008 - 2009 Atheros Corporation. All rights reserved.
6 * Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved.
14 * atl1c_pci_tbl - PCI Device ID Table
98 if (hw->nic_type == athr_l1c || hw->nic_type == athr_l2c) { in atl1c_pcie_patch()
108 if (hw->nic_type == athr_l2c_b && hw->revision_id == L2CB_V10) { in atl1c_pcie_patch()
121 if (hw->nic_type == athr_l2c_b || hw->nic_type == athr_l1d) { in atl1c_pcie_patch()
133 * atl1c_init_pcie - init PCIE module
139 struct pci_dev *pdev = hw->adapter->pdev; in atl1c_reset_pcie()
153 /* wol sts read-clear */ in atl1c_reset_pcie()
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/linux/drivers/net/ethernet/freescale/
H A Dfec_main.c1 // SPDX-License-Identifier: GPL-2.0+
17 * Copyright (c) 2001-2005 Greg Ungerer (gerg@snapgear.com)
20 * Copyright (c) 2004-2006 Macq Electronique SA.
22 * Copyright (C) 2010-2011 Freescale Semiconductor, Inc.
194 { .compatible = "fsl,imx25-fec", .data = &fec_imx25_info, },
195 { .compatible = "fsl,imx27-fec", .data = &fec_imx27_info, },
196 { .compatible = "fsl,imx28-fec", .data = &fec_imx28_info, },
197 { .compatible = "fsl,imx6q-fec", .data = &fec_imx6q_info, },
198 { .compatible = "fsl,mvf600-fec", .data = &fec_mvf600_info, },
199 { .compatible = "fsl,imx6sx-fec", .data = &fec_imx6x_info, },
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/linux/drivers/net/ethernet/qlogic/qede/
H A Dqede_fp.c1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
3 * Copyright (c) 2015-2017 QLogic Corporation
4 * Copyright (c) 2019-2020 Marvell International Ltd.
34 /* In case lazy-allocation is allowed, postpone allocation until the in qede_alloc_rx_buffer()
38 if (allow_lazy && likely(rxq->filled_buffers > 12)) { in qede_alloc_rx_buffer()
39 rxq->filled_buffers--; in qede_alloc_rx_buffer()
45 return -ENOMEM; in qede_alloc_rx_buffer()
50 mapping = dma_map_page(rxq->dev, data, 0, in qede_alloc_rx_buffer()
51 PAGE_SIZE, rxq->data_direction); in qede_alloc_rx_buffer()
52 if (unlikely(dma_mapping_error(rxq->dev, mapping))) { in qede_alloc_rx_buffer()
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/linux/drivers/net/wireless/intel/iwlegacy/
H A D4965-mac.c1 // SPDX-License-Identifier: GPL-2.0-only
4 * Copyright(c) 2003 - 2011 Intel Corporation. All rights reserved.
11 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
22 #include <linux/dma-mapping.h>
71 if (!test_bit(S_EXIT_PENDING, &il->status)) in il4965_check_abort_status()
72 queue_work(il->workqueue, &il->tx_flush); in il4965_check_abort_status()
89 spin_lock_irqsave(&rxq->lock, flags); in il4965_rx_queue_reset()
90 INIT_LIST_HEAD(&rxq->rx_free); in il4965_rx_queue_reset()
91 INIT_LIST_HEAD(&rxq->rx_used); in il4965_rx_queue_reset()
96 if (rxq->pool[i].page != NULL) { in il4965_rx_queue_reset()
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/linux/drivers/net/wireless/intel/iwlwifi/pcie/
H A Dtx.c1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
3 * Copyright (C) 2003-2014, 2018-2021, 2023-2025 Intel Corporation
4 * Copyright (C) 2013-2015 Intel Mobile Communications GmbH
5 * Copyright (C) 2016-2017 Intel Deutschland GmbH
19 #include "iwl-fh.h"
20 #include "iwl-debug.h"
21 #include "iwl-csr.h"
22 #include "iwl-prph.h"
23 #include "iwl-io.h"
24 #include "iwl-scd.h"
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/linux/drivers/net/usb/
H A Dusbnet.c1 // SPDX-License-Identifier: GPL-2.0-or-later
4 * Copyright (C) 2000-2005 by David Brownell
5 * Copyright (C) 2003-2005 David Hollis <dhollis@davehollis.com>
10 * kinds of full and high speed networking devices: host-to-host cables,
34 /*-------------------------------------------------------------------------*/
48 #define RX_QLEN(dev) ((dev)->rx_qlen)
49 #define TX_QLEN(dev) ((dev)->tx_qlen)
62 /*-------------------------------------------------------------------------*/
65 static int msg_level = -1;
69 /*-------------------------------------------------------------------------*/
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/linux/drivers/net/ethernet/microsoft/mana/
H A Dmana_en.c1 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
37 struct gdma_queue *gdma_q = filp->private_data; in mana_dbg_q_read()
39 return simple_read_from_buffer(buf, count, pos, gdma_q->queue_mem_ptr, in mana_dbg_q_read()
40 gdma_q->queue_size); in mana_dbg_q_read()
60 apc->port_is_up = true; in mana_open()
62 /* Ensure port state updated before txq state */ in mana_open()
75 if (!apc->port_is_up) in mana_close()
88 if (skb->protocol == htons(ETH_P_IP)) { in mana_checksum_info()
91 if (ip->protocol == IPPROTO_TCP) in mana_checksum_info()
94 if (ip->protocol == IPPROTO_UDP) in mana_checksum_info()
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/linux/drivers/net/ethernet/chelsio/cxgb4vf/
H A Dsge.c2 * This file is part of the Chelsio T4 PCI-E SR-IOV Virtual Function Ethernet
5 * Copyright (c) 2009-2010 Chelsio Communications, Inc. All rights reserved.
17 * - Redistributions of source code must retain the above
21 * - Redistributions in binary form must reproduce the above
43 #include <linux/dma-mapping.h>
63 * 64-bit PCI DMA addresses.
106 ETHTXQ_MAX_SGL_LEN = ((3 * (ETHTXQ_MAX_FRAGS-1))/2 +
107 ((ETHTXQ_MAX_FRAGS-1) & 1) +
140 * in-line room in skb's to accommodate pulling in RX_PULL_LEN bytes
189 * get_buf_addr - return DMA buffer address of software descriptor
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/linux/net/mac80211/
H A Dsta_info.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright 2002-2005, Instant802 Networks, Inc.
4 * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz>
5 * Copyright 2013-2014 Intel Mobile Communications GmbH
6 * Copyright (C) 2015 - 2017 Intel Deutschland GmbH
7 * Copyright (C) 2018-2024 Intel Corporation
24 #include "driver-ops.h"
47 * When the insertion fails (sta_info_insert()) returns non-zero), the
94 return rhltable_remove(&local->sta_hash, &sta->hash_node, in sta_info_hash_del()
101 lockdep_assert_wiphy(local->hw.wiphy); in link_sta_info_hash_add()
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/linux/drivers/net/ethernet/intel/idpf/
H A Didpf_txrx.c1 // SPDX-License-Identifier: GPL-2.0-only
15 #define idpf_tx_buf_compl_tag(buf) (*(u32 *)&(buf)->priv)
22 * idpf_buf_lifo_push - push a buffer pointer onto stack
31 if (unlikely(stack->top == stack->size)) in idpf_buf_lifo_push()
32 return -ENOSPC; in idpf_buf_lifo_push()
34 stack->bufs[stack->top++] = buf; in idpf_buf_lifo_push()
40 * idpf_buf_lifo_pop - pop a buffer pointer from stack
45 if (unlikely(!stack->top)) in idpf_buf_lifo_pop()
48 return stack->bufs[--stack->top]; in idpf_buf_lifo_pop()
52 * idpf_tx_timeout - Respond to a Tx Hang
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