46 lines
1.4 KiB
C
46 lines
1.4 KiB
C
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/* SPDX-License-Identifier: GPL-2.0-only */
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/* Copyright (C) 2019 Chelsio Communications. All rights reserved. */
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#ifndef __CXGB4_TC_MQPRIO_H__
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#define __CXGB4_TC_MQPRIO_H__
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#include <net/pkt_sched.h>
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#define CXGB4_EOSW_TXQ_DEFAULT_DESC_NUM 128
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#define CXGB4_EOHW_TXQ_DEFAULT_DESC_NUM 1024
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#define CXGB4_EOHW_RXQ_DEFAULT_DESC_NUM 1024
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#define CXGB4_EOHW_RXQ_DEFAULT_DESC_SIZE 64
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#define CXGB4_EOHW_RXQ_DEFAULT_INTR_USEC 5
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#define CXGB4_EOHW_RXQ_DEFAULT_PKT_CNT 8
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#define CXGB4_EOHW_FLQ_DEFAULT_DESC_NUM 72
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#define CXGB4_FLOWC_WAIT_TIMEOUT (5 * HZ)
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enum cxgb4_mqprio_state {
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CXGB4_MQPRIO_STATE_DISABLED = 0,
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CXGB4_MQPRIO_STATE_ACTIVE,
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};
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struct cxgb4_tc_port_mqprio {
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enum cxgb4_mqprio_state state; /* Current MQPRIO offload state */
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struct tc_mqprio_qopt_offload mqprio; /* MQPRIO offload params */
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struct sge_eosw_txq *eosw_txq; /* Netdev SW Tx queue array */
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u8 tc_hwtc_map[TC_QOPT_MAX_QUEUE]; /* MQPRIO tc to hardware tc map */
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};
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struct cxgb4_tc_mqprio {
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refcount_t refcnt; /* Refcount for adapter-wide resources */
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struct mutex mqprio_mutex; /* Lock for accessing MQPRIO info */
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struct cxgb4_tc_port_mqprio *port_mqprio; /* Per port MQPRIO info */
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};
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int cxgb4_setup_tc_mqprio(struct net_device *dev,
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struct tc_mqprio_qopt_offload *mqprio);
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void cxgb4_mqprio_stop_offload(struct adapter *adap);
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int cxgb4_init_tc_mqprio(struct adapter *adap);
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void cxgb4_cleanup_tc_mqprio(struct adapter *adap);
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#endif /* __CXGB4_TC_MQPRIO_H__ */
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