1/* SPDX-License-Identifier: GPL-2.0-only */
2/*****************************************************************************
3 * *
4 * File: sge.h *
5 * $Revision: 1.11 $ *
6 * $Date: 2005/06/21 22:10:55 $ *
7 * Description: *
8 * part of the Chelsio 10Gb Ethernet Driver. *
9 * *
10 * *
11 * http://www.chelsio.com *
12 * *
13 * Copyright (c) 2003 - 2005 Chelsio Communications, Inc. *
14 * All rights reserved. *
15 * *
16 * Maintainers: maintainers@chelsio.com *
17 * *
18 * Authors: Dimitrios Michailidis <dm@chelsio.com> *
19 * Tina Yang <tainay@chelsio.com> *
20 * Felix Marti <felix@chelsio.com> *
21 * Scott Bardone <sbardone@chelsio.com> *
22 * Kurt Ottaway <kottaway@chelsio.com> *
23 * Frank DiMambro <frank@chelsio.com> *
24 * *
25 * History: *
26 * *
27 ****************************************************************************/
28
29#ifndef _CXGB_SGE_H_
30#define _CXGB_SGE_H_
31
32#include <linux/types.h>
33#include <linux/interrupt.h>
34#include <asm/byteorder.h>
35
36struct sge_intr_counts {
37 unsigned int rx_drops; /* # of packets dropped due to no mem */
38 unsigned int pure_rsps; /* # of non-payload responses */
39 unsigned int unhandled_irqs; /* # of unhandled interrupts */
40 unsigned int respQ_empty; /* # times respQ empty */
41 unsigned int respQ_overflow; /* # respQ overflow (fatal) */
42 unsigned int freelistQ_empty; /* # times freelist empty */
43 unsigned int pkt_too_big; /* packet too large (fatal) */
44 unsigned int pkt_mismatch;
45 unsigned int cmdQ_full[3]; /* not HW IRQ, host cmdQ[] full */
46 unsigned int cmdQ_restarted[3];/* # of times cmdQ X was restarted */
47};
48
49struct sge_port_stats {
50 u64 rx_cso_good; /* # of successful RX csum offloads */
51 u64 tx_cso; /* # of TX checksum offloads */
52 u64 tx_tso; /* # of TSO requests */
53 u64 vlan_xtract; /* # of VLAN tag extractions */
54 u64 vlan_insert; /* # of VLAN tag insertions */
55 u64 tx_need_hdrroom; /* # of TX skbs in need of more header room */
56};
57
58struct sk_buff;
59struct net_device;
60struct adapter;
61struct sge_params;
62struct sge;
63
64struct sge *t1_sge_create(struct adapter *, struct sge_params *);
65int t1_sge_configure(struct sge *, struct sge_params *);
66int t1_sge_set_coalesce_params(struct sge *, struct sge_params *);
67void t1_sge_destroy(struct sge *);
68irqreturn_t t1_interrupt_thread(int irq, void *data);
69irqreturn_t t1_interrupt(int irq, void *cookie);
70int t1_poll(struct napi_struct *, int);
71
72netdev_tx_t t1_start_xmit(struct sk_buff *skb, struct net_device *dev);
73void t1_vlan_mode(struct adapter *adapter, netdev_features_t features);
74void t1_sge_start(struct sge *);
75void t1_sge_stop(struct sge *);
76bool t1_sge_intr_error_handler(struct sge *sge);
77void t1_sge_intr_enable(struct sge *);
78void t1_sge_intr_disable(struct sge *);
79void t1_sge_intr_clear(struct sge *);
80const struct sge_intr_counts *t1_sge_get_intr_counts(const struct sge *sge);
81void t1_sge_get_port_stats(const struct sge *sge, int port, struct sge_port_stats *);
82unsigned int t1_sched_update_parms(struct sge *, unsigned int, unsigned int,
83 unsigned int);
84
85#endif /* _CXGB_SGE_H_ */
86

source code of linux/drivers/net/ethernet/chelsio/cxgb/sge.h