drivers/net/ethernet/cisco/enic/vnic_enet.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Copyright 2008-2010 Cisco Systems, Inc.  All rights reserved.
   4  * Copyright 2007 Nuova Systems, Inc.  All rights reserved.
   5  */
   6
   7 #ifndef _VNIC_ENIC_H_
   8 #define _VNIC_ENIC_H_
   9
  10 /* Device-specific region: enet configuration */
  11 struct vnic_enet_config {
  12         u32 flags;
  13         u32 wq_desc_count;
  14         u32 rq_desc_count;
  15         u16 mtu;
  16         u16 intr_timer_deprecated;
  17         u8 intr_timer_type;
  18         u8 intr_mode;
  19         char devname[16];
  20         u32 intr_timer_usec;
  21         u16 loop_tag;
  22         u16 vf_rq_count;
  23         u16 num_arfs;
  24 };
  25
  26 #define VENETF_TSO              0x1     /* TSO enabled */
  27 #define VENETF_LRO              0x2     /* LRO enabled */
  28 #define VENETF_RXCSUM           0x4     /* RX csum enabled */
  29 #define VENETF_TXCSUM           0x8     /* TX csum enabled */
  30 #define VENETF_RSS              0x10    /* RSS enabled */
  31 #define VENETF_RSSHASH_IPV4     0x20    /* Hash on IPv4 fields */
  32 #define VENETF_RSSHASH_TCPIPV4  0x40    /* Hash on TCP + IPv4 fields */
  33 #define VENETF_RSSHASH_IPV6     0x80    /* Hash on IPv6 fields */
  34 #define VENETF_RSSHASH_TCPIPV6  0x100   /* Hash on TCP + IPv6 fields */
  35 #define VENETF_RSSHASH_IPV6_EX  0x200   /* Hash on IPv6 extended fields */
  36 #define VENETF_RSSHASH_TCPIPV6_EX 0x400 /* Hash on TCP + IPv6 ext. fields */
  37 #define VENETF_LOOP             0x800   /* Loopback enabled */
  38 #define VENETF_VXLAN            0x10000 /* VxLAN offload */
  39
  40 #define VENET_INTR_TYPE_MIN     0       /* Timer specs min interrupt spacing */
  41 #define VENET_INTR_TYPE_IDLE    1       /* Timer specs idle time before irq */
  42
  43 #define VENET_INTR_MODE_ANY     0       /* Try MSI-X, then MSI, then INTx */
  44 #define VENET_INTR_MODE_MSI     1       /* Try MSI then INTx */
  45 #define VENET_INTR_MODE_INTX    2       /* Try INTx only */
  46
  47 #endif /* _VNIC_ENIC_H_ */