| /* |
| * 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_ |
| |
| /* Hardware intr coalesce timer is in units of 1.5us */ |
| #define INTR_COALESCE_USEC_TO_HW(usec) ((usec) * 2/3) |
| #define INTR_COALESCE_HW_TO_USEC(usec) ((usec) * 3/2) |
| |
| /* 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; |
| }; |
| |
| #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_ */ |