/*****************************************************************************
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* *
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* File: sge.h *
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* $Revision: 1.11 $ *
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* $Date: 2005/06/21 22:10:55 $ *
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* Description: *
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* part of the Chelsio 10Gb Ethernet Driver. *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License, version 2, as *
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* published by the Free Software Foundation. *
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* *
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* You should have received a copy of the GNU General Public License along *
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* with this program; if not, see <http://www.gnu.org/licenses/>. *
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* *
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED *
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* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF *
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. *
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* *
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* http://www.chelsio.com *
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* *
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* Copyright (c) 2003 - 2005 Chelsio Communications, Inc. *
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* All rights reserved. *
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* *
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* Maintainers: maintainers@chelsio.com *
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* *
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* Authors: Dimitrios Michailidis <dm@chelsio.com> *
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* Tina Yang <tainay@chelsio.com> *
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* Felix Marti <felix@chelsio.com> *
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* Scott Bardone <sbardone@chelsio.com> *
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* Kurt Ottaway <kottaway@chelsio.com> *
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* Frank DiMambro <frank@chelsio.com> *
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* *
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* History: *
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* *
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****************************************************************************/
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#ifndef _CXGB_SGE_H_
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#define _CXGB_SGE_H_
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#include <linux/types.h>
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#include <linux/interrupt.h>
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#include <asm/byteorder.h>
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struct sge_intr_counts {
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unsigned int rx_drops; /* # of packets dropped due to no mem */
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unsigned int pure_rsps; /* # of non-payload responses */
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unsigned int unhandled_irqs; /* # of unhandled interrupts */
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unsigned int respQ_empty; /* # times respQ empty */
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unsigned int respQ_overflow; /* # respQ overflow (fatal) */
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unsigned int freelistQ_empty; /* # times freelist empty */
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unsigned int pkt_too_big; /* packet too large (fatal) */
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unsigned int pkt_mismatch;
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unsigned int cmdQ_full[3]; /* not HW IRQ, host cmdQ[] full */
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unsigned int cmdQ_restarted[3];/* # of times cmdQ X was restarted */
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};
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struct sge_port_stats {
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u64 rx_cso_good; /* # of successful RX csum offloads */
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u64 tx_cso; /* # of TX checksum offloads */
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u64 tx_tso; /* # of TSO requests */
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u64 vlan_xtract; /* # of VLAN tag extractions */
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u64 vlan_insert; /* # of VLAN tag insertions */
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u64 tx_need_hdrroom; /* # of TX skbs in need of more header room */
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};
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struct sk_buff;
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struct net_device;
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struct adapter;
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struct sge_params;
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struct sge;
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struct sge *t1_sge_create(struct adapter *, struct sge_params *);
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int t1_sge_configure(struct sge *, struct sge_params *);
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int t1_sge_set_coalesce_params(struct sge *, struct sge_params *);
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void t1_sge_destroy(struct sge *);
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irqreturn_t t1_interrupt(int irq, void *cookie);
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int t1_poll(struct napi_struct *, int);
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netdev_tx_t t1_start_xmit(struct sk_buff *skb, struct net_device *dev);
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void t1_vlan_mode(struct adapter *adapter, netdev_features_t features);
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void t1_sge_start(struct sge *);
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void t1_sge_stop(struct sge *);
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int t1_sge_intr_error_handler(struct sge *);
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void t1_sge_intr_enable(struct sge *);
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void t1_sge_intr_disable(struct sge *);
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void t1_sge_intr_clear(struct sge *);
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const struct sge_intr_counts *t1_sge_get_intr_counts(const struct sge *sge);
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void t1_sge_get_port_stats(const struct sge *sge, int port, struct sge_port_stats *);
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unsigned int t1_sched_update_parms(struct sge *, unsigned int, unsigned int,
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unsigned int);
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#endif /* _CXGB_SGE_H_ */
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