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IRQ: Maintain regs pointer globally rather than passing to IRQ handlers
[net-next-2.6.git] / drivers / net / chelsio / sge.h
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1/*****************************************************************************
2 * *
3 * File: sge.h *
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4 * $Revision: 1.11 $ *
5 * $Date: 2005/06/21 22:10:55 $ *
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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
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39#ifndef _CXGB_SGE_H_
40#define _CXGB_SGE_H_
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41
42#include <linux/types.h>
43#include <linux/interrupt.h>
44#include <asm/byteorder.h>
45
46struct sge_intr_counts {
47 unsigned int respQ_empty; /* # times respQ empty */
48 unsigned int respQ_overflow; /* # respQ overflow (fatal) */
49 unsigned int freelistQ_empty; /* # times freelist empty */
50 unsigned int pkt_too_big; /* packet too large (fatal) */
51 unsigned int pkt_mismatch;
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52 unsigned int cmdQ_full[3]; /* not HW IRQ, host cmdQ[] full */
53 unsigned int cmdQ_restarted[3];/* # of times cmdQ X was restarted */
54 unsigned int ethernet_pkts; /* # of Ethernet packets received */
55 unsigned int offload_pkts; /* # of offload packets received */
56 unsigned int offload_bundles; /* # of offload pkt bundles delivered */
57 unsigned int pure_rsps; /* # of non-payload responses */
58 unsigned int unhandled_irqs; /* # of unhandled interrupts */
59 unsigned int tx_ipfrags;
60 unsigned int tx_reg_pkts;
61 unsigned int tx_lso_pkts;
62 unsigned int tx_do_cksum;
63};
64
65struct sge_port_stats {
66 unsigned long rx_cso_good; /* # of successful RX csum offloads */
67 unsigned long tx_cso; /* # of TX checksum offloads */
68 unsigned long vlan_xtract; /* # of VLAN tag extractions */
69 unsigned long vlan_insert; /* # of VLAN tag extractions */
70 unsigned long tso; /* # of TSO requests */
71 unsigned long rx_drops; /* # of packets dropped due to no mem */
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72};
73
74struct sk_buff;
75struct net_device;
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76struct adapter;
77struct sge_params;
78struct sge;
79
80struct sge *t1_sge_create(struct adapter *, struct sge_params *);
81int t1_sge_configure(struct sge *, struct sge_params *);
82int t1_sge_set_coalesce_params(struct sge *, struct sge_params *);
83void t1_sge_destroy(struct sge *);
7d12e780 84irq_handler_t t1_select_intr_handler(adapter_t *adapter);
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85int t1_start_xmit(struct sk_buff *skb, struct net_device *dev);
86void t1_set_vlan_accel(struct adapter *adapter, int on_off);
87void t1_sge_start(struct sge *);
88void t1_sge_stop(struct sge *);
89int t1_sge_intr_error_handler(struct sge *);
90void t1_sge_intr_enable(struct sge *);
91void t1_sge_intr_disable(struct sge *);
92void t1_sge_intr_clear(struct sge *);
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93const struct sge_intr_counts *t1_sge_get_intr_counts(struct sge *sge);
94const struct sge_port_stats *t1_sge_get_port_stats(struct sge *sge, int port);
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559fb51b 96#endif /* _CXGB_SGE_H_ */