| Scott Feldman | 01f2e4e | 2008-09-15 09:17:11 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2008 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 | |
| Scott Feldman | 7c84459 | 2009-12-23 13:27:54 +0000 | [diff] [blame] | 23 | /* Hardware intr coalesce timer is in units of 1.5us */ |
| 24 | #define INTR_COALESCE_USEC_TO_HW(usec) ((usec) * 2/3) |
| 25 | #define INTR_COALESCE_HW_TO_USEC(usec) ((usec) * 3/2) |
| 26 | |
| Scott Feldman | 01f2e4e | 2008-09-15 09:17:11 -0700 | [diff] [blame] | 27 | /* Device-specific region: enet configuration */ |
| 28 | struct vnic_enet_config { |
| 29 | u32 flags; |
| 30 | u32 wq_desc_count; |
| 31 | u32 rq_desc_count; |
| 32 | u16 mtu; |
| 33 | u16 intr_timer; |
| 34 | u8 intr_timer_type; |
| 35 | u8 intr_mode; |
| 36 | char devname[16]; |
| Scott Feldman | 7c84459 | 2009-12-23 13:27:54 +0000 | [diff] [blame] | 37 | u32 intr_timer_usec; |
| Scott Feldman | 01f2e4e | 2008-09-15 09:17:11 -0700 | [diff] [blame] | 38 | }; |
| 39 | |
| 40 | #define VENETF_TSO 0x1 /* TSO enabled */ |
| 41 | #define VENETF_LRO 0x2 /* LRO enabled */ |
| 42 | #define VENETF_RXCSUM 0x4 /* RX csum enabled */ |
| 43 | #define VENETF_TXCSUM 0x8 /* TX csum enabled */ |
| 44 | #define VENETF_RSS 0x10 /* RSS enabled */ |
| 45 | #define VENETF_RSSHASH_IPV4 0x20 /* Hash on IPv4 fields */ |
| 46 | #define VENETF_RSSHASH_TCPIPV4 0x40 /* Hash on TCP + IPv4 fields */ |
| 47 | #define VENETF_RSSHASH_IPV6 0x80 /* Hash on IPv6 fields */ |
| 48 | #define VENETF_RSSHASH_TCPIPV6 0x100 /* Hash on TCP + IPv6 fields */ |
| 49 | #define VENETF_RSSHASH_IPV6_EX 0x200 /* Hash on IPv6 extended fields */ |
| 50 | #define VENETF_RSSHASH_TCPIPV6_EX 0x400 /* Hash on TCP + IPv6 ext. fields */ |
| 51 | |
| 52 | #endif /* _VNIC_ENIC_H_ */ |