tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*****************************************************************************
2 * *
3 * File: sge.h *
4 * $Revision: 1.11 $ *
5 * $Date: 2005/06/21 22:10:55 $ *
6 * Description: *
7 * part of the Chelsio 10Gb Ethernet Driver. *
8 * *
9 * This program is free software; you can redistribute it and/or modify *
10 * it under the terms of the GNU General Public License, version 2, as *
11 * published by the Free Software Foundation. *
12 * *
13 * You should have received a copy of the GNU General Public License along *
14 * with this program; if not, write to the Free Software Foundation, Inc., *
15 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
16 * *
17 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED *
18 * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF *
19 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. *
20 * *
21 * http://www.chelsio.com *
22 * *
23 * Copyright (c) 2003 - 2005 Chelsio Communications, Inc. *
24 * All rights reserved. *
25 * *
26 * Maintainers: maintainers@chelsio.com *
27 * *
28 * Authors: Dimitrios Michailidis <dm@chelsio.com> *
29 * Tina Yang <tainay@chelsio.com> *
30 * Felix Marti <felix@chelsio.com> *
31 * Scott Bardone <sbardone@chelsio.com> *
32 * Kurt Ottaway <kottaway@chelsio.com> *
33 * Frank DiMambro <frank@chelsio.com> *
34 * *
35 * History: *
36 * *
37 ****************************************************************************/
38
39#ifndef _CXGB_SGE_H_
40#define _CXGB_SGE_H_
41
42#include <linux/types.h>
43#include <linux/interrupt.h>
44#include <asm/byteorder.h>
45
46#ifndef IRQ_RETVAL
47#define IRQ_RETVAL(x)
48typedef void irqreturn_t;
49#endif
50
51typedef irqreturn_t (*intr_handler_t)(int, void *, struct pt_regs *);
52
53struct sge_intr_counts {
54 unsigned int respQ_empty; /* # times respQ empty */
55 unsigned int respQ_overflow; /* # respQ overflow (fatal) */
56 unsigned int freelistQ_empty; /* # times freelist empty */
57 unsigned int pkt_too_big; /* packet too large (fatal) */
58 unsigned int pkt_mismatch;
59 unsigned int cmdQ_full[3]; /* not HW IRQ, host cmdQ[] full */
60 unsigned int cmdQ_restarted[3];/* # of times cmdQ X was restarted */
61 unsigned int ethernet_pkts; /* # of Ethernet packets received */
62 unsigned int offload_pkts; /* # of offload packets received */
63 unsigned int offload_bundles; /* # of offload pkt bundles delivered */
64 unsigned int pure_rsps; /* # of non-payload responses */
65 unsigned int unhandled_irqs; /* # of unhandled interrupts */
66 unsigned int tx_ipfrags;
67 unsigned int tx_reg_pkts;
68 unsigned int tx_lso_pkts;
69 unsigned int tx_do_cksum;
70};
71
72struct sge_port_stats {
73 unsigned long rx_cso_good; /* # of successful RX csum offloads */
74 unsigned long tx_cso; /* # of TX checksum offloads */
75 unsigned long vlan_xtract; /* # of VLAN tag extractions */
76 unsigned long vlan_insert; /* # of VLAN tag extractions */
77 unsigned long tso; /* # of TSO requests */
78 unsigned long rx_drops; /* # of packets dropped due to no mem */
79};
80
81struct sk_buff;
82struct net_device;
83struct adapter;
84struct sge_params;
85struct sge;
86
87struct sge *t1_sge_create(struct adapter *, struct sge_params *);
88int t1_sge_configure(struct sge *, struct sge_params *);
89int t1_sge_set_coalesce_params(struct sge *, struct sge_params *);
90void t1_sge_destroy(struct sge *);
91intr_handler_t t1_select_intr_handler(adapter_t *adapter);
92int t1_start_xmit(struct sk_buff *skb, struct net_device *dev);
93void t1_set_vlan_accel(struct adapter *adapter, int on_off);
94void t1_sge_start(struct sge *);
95void t1_sge_stop(struct sge *);
96int t1_sge_intr_error_handler(struct sge *);
97void t1_sge_intr_enable(struct sge *);
98void t1_sge_intr_disable(struct sge *);
99void t1_sge_intr_clear(struct sge *);
100const struct sge_intr_counts *t1_sge_get_intr_counts(struct sge *sge);
101const struct sge_port_stats *t1_sge_get_port_stats(struct sge *sge, int port);
102
103#endif /* _CXGB_SGE_H_ */