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kernel/linux-rt-4.4.41/drivers/net/ethernet/cisco/enic/vnic_enet.h 2.14 KB
5113f6f70   김현기   kernel add
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  /*
   * Copyright 2008-2010 Cisco Systems, Inc.  All rights reserved.
   * Copyright 2007 Nuova Systems, Inc.  All rights reserved.
   *
   * This program is free software; you may redistribute it and/or modify
   * it under the terms of the GNU General Public License as published by
   * the Free Software Foundation; version 2 of the License.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
   * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
   * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
   * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
   * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
   * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
   * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
   * SOFTWARE.
   *
   */
  
  #ifndef _VNIC_ENIC_H_
  #define _VNIC_ENIC_H_
  
  /* Device-specific region: enet configuration */
  struct vnic_enet_config {
  	u32 flags;
  	u32 wq_desc_count;
  	u32 rq_desc_count;
  	u16 mtu;
  	u16 intr_timer_deprecated;
  	u8 intr_timer_type;
  	u8 intr_mode;
  	char devname[16];
  	u32 intr_timer_usec;
  	u16 loop_tag;
  	u16 vf_rq_count;
  	u16 num_arfs;
  };
  
  #define VENETF_TSO		0x1	/* TSO enabled */
  #define VENETF_LRO		0x2	/* LRO enabled */
  #define VENETF_RXCSUM		0x4	/* RX csum enabled */
  #define VENETF_TXCSUM		0x8	/* TX csum enabled */
  #define VENETF_RSS		0x10	/* RSS enabled */
  #define VENETF_RSSHASH_IPV4	0x20	/* Hash on IPv4 fields */
  #define VENETF_RSSHASH_TCPIPV4	0x40	/* Hash on TCP + IPv4 fields */
  #define VENETF_RSSHASH_IPV6	0x80	/* Hash on IPv6 fields */
  #define VENETF_RSSHASH_TCPIPV6	0x100	/* Hash on TCP + IPv6 fields */
  #define VENETF_RSSHASH_IPV6_EX	0x200	/* Hash on IPv6 extended fields */
  #define VENETF_RSSHASH_TCPIPV6_EX 0x400	/* Hash on TCP + IPv6 ext. fields */
  #define VENETF_LOOP		0x800	/* Loopback enabled */
  
  #define VENET_INTR_TYPE_MIN	0	/* Timer specs min interrupt spacing */
  #define VENET_INTR_TYPE_IDLE	1	/* Timer specs idle time before irq */
  
  #define VENET_INTR_MODE_ANY	0	/* Try MSI-X, then MSI, then INTx */
  #define VENET_INTR_MODE_MSI	1	/* Try MSI then INTx */
  #define VENET_INTR_MODE_INTX	2	/* Try INTx only */
  
  #endif /* _VNIC_ENIC_H_ */