ceph/src/spdk/dpdk/drivers/net/enic/base/vnic_enet.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright 2008-2017 Cisco Systems, Inc.  All rights reserved.
   3  * Copyright 2007 Nuova Systems, Inc.  All rights reserved.
   4  */
   5
   6 #ifndef _VNIC_ENIC_H_
   7 #define _VNIC_ENIC_H_
   8
   9 /* Hardware intr coalesce timer is in units of 1.5us */
  10 #define INTR_COALESCE_USEC_TO_HW(usec) ((usec) * 2 / 3)
  11 #define INTR_COALESCE_HW_TO_USEC(usec) ((usec) * 3 / 2)
  12
  13 /* Device-specific region: enet configuration */
  14 struct vnic_enet_config {
  15         u32 flags;
  16         u32 wq_desc_count;
  17         u32 rq_desc_count;
  18         u16 mtu;
  19         u16 intr_timer_deprecated;
  20         u8 intr_timer_type;
  21         u8 intr_mode;
  22         char devname[16];
  23         u32 intr_timer_usec;
  24         u16 loop_tag;
  25         u16 vf_rq_count;
  26         u16 num_arfs;
  27         u64 mem_paddr;
  28         u16 rdma_qp_id;
  29         u16 rdma_qp_count;
  30         u16 rdma_resgrp;
  31         u32 rdma_mr_id;
  32         u32 rdma_mr_count;
  33         u32 max_pkt_size;
  34 };
  35
  36 #define VENETF_TSO              0x1     /* TSO enabled */
  37 #define VENETF_LRO              0x2     /* LRO enabled */
  38 #define VENETF_RXCSUM           0x4     /* RX csum enabled */
  39 #define VENETF_TXCSUM           0x8     /* TX csum enabled */
  40 #define VENETF_RSS              0x10    /* RSS enabled */
  41 #define VENETF_RSSHASH_IPV4     0x20    /* Hash on IPv4 fields */
  42 #define VENETF_RSSHASH_TCPIPV4  0x40    /* Hash on TCP + IPv4 fields */
  43 #define VENETF_RSSHASH_IPV6     0x80    /* Hash on IPv6 fields */
  44 #define VENETF_RSSHASH_TCPIPV6  0x100   /* Hash on TCP + IPv6 fields */
  45 #define VENETF_RSSHASH_IPV6_EX  0x200   /* Hash on IPv6 extended fields */
  46 #define VENETF_RSSHASH_TCPIPV6_EX 0x400 /* Hash on TCP + IPv6 ext. fields */
  47 #define VENETF_LOOP             0x800   /* Loopback enabled */
  48 #define VENETF_FAILOVER         0x1000  /* Fabric failover enabled */
  49 #define VENETF_USPACE_NIC       0x2000  /* vHPC enabled */
  50 #define VENETF_VMQ      0x4000 /* VMQ enabled */
  51 #define VENETF_ARFS             0x8000  /* ARFS enabled */
  52 #define VENETF_VXLAN    0x10000 /* VxLAN offload */
  53 #define VENETF_NVGRE    0x20000 /* NVGRE offload */
  54 #define VENETF_GRPINTR  0x40000 /* group interrupt */
  55 #define VENETF_NICSWITCH        0x80000 /* NICSWITCH enabled */
  56 #define VENETF_RSSHASH_UDPIPV4  0x100000 /* Hash on UDP + IPv4 fields */
  57 #define VENETF_RSSHASH_UDPIPV6  0x200000 /* Hash on UDP + IPv6 fields */
  58
  59 #define VENET_INTR_TYPE_MIN     0       /* Timer specs min interrupt spacing */
  60 #define VENET_INTR_TYPE_IDLE    1       /* Timer specs idle time before irq */
  61
  62 #define VENET_INTR_MODE_ANY     0       /* Try MSI-X, then MSI, then INTx */
  63 #define VENET_INTR_MODE_MSI     1       /* Try MSI then INTx */
  64 #define VENET_INTR_MODE_INTX    2       /* Try INTx only */
  65
  66 #endif /* _VNIC_ENIC_H_ */