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 46struct sge_intr_counts { 47 unsigned int rx_drops; /* # of packets dropped due to no mem */ 48 unsigned int pure_rsps; /* # of non-payload responses */ 49 unsigned int unhandled_irqs; /* # of unhandled interrupts */ 50 unsigned int respQ_empty; /* # times respQ empty */ 51 unsigned int respQ_overflow; /* # respQ overflow (fatal) */ 52 unsigned int freelistQ_empty; /* # times freelist empty */ 53 unsigned int pkt_too_big; /* packet too large (fatal) */ 54 unsigned int pkt_mismatch; 55 unsigned int cmdQ_full[3]; /* not HW IRQ, host cmdQ[] full */ 56 unsigned int cmdQ_restarted[3];/* # of times cmdQ X was restarted */ 57}; 58 59struct sge_port_stats { 60 u64 rx_cso_good; /* # of successful RX csum offloads */ 61 u64 tx_cso; /* # of TX checksum offloads */ 62 u64 tx_tso; /* # of TSO requests */ 63 u64 vlan_xtract; /* # of VLAN tag extractions */ 64 u64 vlan_insert; /* # of VLAN tag insertions */ 65 u64 tx_need_hdrroom; /* # of TX skbs in need of more header room */ 66}; 67 68struct sk_buff; 69struct net_device; 70struct adapter; 71struct sge_params; 72struct sge; 73 74struct sge *t1_sge_create(struct adapter *, struct sge_params *); 75int t1_sge_configure(struct sge *, struct sge_params *); 76int t1_sge_set_coalesce_params(struct sge *, struct sge_params *); 77void t1_sge_destroy(struct sge *); 78irqreturn_t t1_interrupt(int irq, void *cookie); 79int t1_poll(struct napi_struct *, int); 80 81netdev_tx_t t1_start_xmit(struct sk_buff *skb, struct net_device *dev); 82void t1_set_vlan_accel(struct adapter *adapter, int on_off); 83void t1_sge_start(struct sge *); 84void t1_sge_stop(struct sge *); 85int t1_sge_intr_error_handler(struct sge *); 86void t1_sge_intr_enable(struct sge *); 87void t1_sge_intr_disable(struct sge *); 88void t1_sge_intr_clear(struct sge *); 89const struct sge_intr_counts *t1_sge_get_intr_counts(const struct sge *sge); 90void t1_sge_get_port_stats(const struct sge *sge, int port, struct sge_port_stats *); 91unsigned int t1_sched_update_parms(struct sge *, unsigned int, unsigned int, 92 unsigned int); 93 94#endif /* _CXGB_SGE_H_ */ 95