1/* 2 * Copyright 2008-2010 Cisco Systems, Inc. All rights reserved. 3 * Copyright 2007 Nuova Systems, Inc. All rights reserved. 4 * 5 * This program is free software; you may redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; version 2 of the License. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 10 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 11 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 12 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 13 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 14 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 15 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 16 * SOFTWARE. 17 * 18 */ 19 20#ifndef _VNIC_ENIC_H_ 21#define _VNIC_ENIC_H_ 22 23/* Device-specific region: enet configuration */ 24struct vnic_enet_config { 25 u32 flags; 26 u32 wq_desc_count; 27 u32 rq_desc_count; 28 u16 mtu; 29 u16 intr_timer_deprecated; 30 u8 intr_timer_type; 31 u8 intr_mode; 32 char devname[16]; 33 u32 intr_timer_usec; 34 u16 loop_tag; 35}; 36 37#define VENETF_TSO 0x1 /* TSO enabled */ 38#define VENETF_LRO 0x2 /* LRO enabled */ 39#define VENETF_RXCSUM 0x4 /* RX csum enabled */ 40#define VENETF_TXCSUM 0x8 /* TX csum enabled */ 41#define VENETF_RSS 0x10 /* RSS enabled */ 42#define VENETF_RSSHASH_IPV4 0x20 /* Hash on IPv4 fields */ 43#define VENETF_RSSHASH_TCPIPV4 0x40 /* Hash on TCP + IPv4 fields */ 44#define VENETF_RSSHASH_IPV6 0x80 /* Hash on IPv6 fields */ 45#define VENETF_RSSHASH_TCPIPV6 0x100 /* Hash on TCP + IPv6 fields */ 46#define VENETF_RSSHASH_IPV6_EX 0x200 /* Hash on IPv6 extended fields */ 47#define VENETF_RSSHASH_TCPIPV6_EX 0x400 /* Hash on TCP + IPv6 ext. fields */ 48#define VENETF_LOOP 0x800 /* Loopback enabled */ 49 50#define VENET_INTR_TYPE_MIN 0 /* Timer specs min interrupt spacing */ 51#define VENET_INTR_TYPE_IDLE 1 /* Timer specs idle time before irq */ 52 53#define VENET_INTR_MODE_ANY 0 /* Try MSI-X, then MSI, then INTx */ 54#define VENET_INTR_MODE_MSI 1 /* Try MSI then INTx */ 55#define VENET_INTR_MODE_INTX 2 /* Try INTx only */ 56 57#endif /* _VNIC_ENIC_H_ */ 58