| /* |
| * 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_NIC_H_ |
| #define _VNIC_NIC_H_ |
| |
| #define NIC_CFG_RSS_DEFAULT_CPU_MASK_FIELD 0xffUL |
| #define NIC_CFG_RSS_DEFAULT_CPU_SHIFT 0 |
| #define NIC_CFG_RSS_HASH_TYPE (0xffUL << 8) |
| #define NIC_CFG_RSS_HASH_TYPE_MASK_FIELD 0xffUL |
| #define NIC_CFG_RSS_HASH_TYPE_SHIFT 8 |
| #define NIC_CFG_RSS_HASH_BITS (7UL << 16) |
| #define NIC_CFG_RSS_HASH_BITS_MASK_FIELD 7UL |
| #define NIC_CFG_RSS_HASH_BITS_SHIFT 16 |
| #define NIC_CFG_RSS_BASE_CPU (7UL << 19) |
| #define NIC_CFG_RSS_BASE_CPU_MASK_FIELD 7UL |
| #define NIC_CFG_RSS_BASE_CPU_SHIFT 19 |
| #define NIC_CFG_RSS_ENABLE (1UL << 22) |
| #define NIC_CFG_RSS_ENABLE_MASK_FIELD 1UL |
| #define NIC_CFG_RSS_ENABLE_SHIFT 22 |
| #define NIC_CFG_TSO_IPID_SPLIT_EN (1UL << 23) |
| #define NIC_CFG_TSO_IPID_SPLIT_EN_MASK_FIELD 1UL |
| #define NIC_CFG_TSO_IPID_SPLIT_EN_SHIFT 23 |
| #define NIC_CFG_IG_VLAN_STRIP_EN (1UL << 24) |
| #define NIC_CFG_IG_VLAN_STRIP_EN_MASK_FIELD 1UL |
| #define NIC_CFG_IG_VLAN_STRIP_EN_SHIFT 24 |
| |
| #define NIC_CFG_RSS_HASH_TYPE_IPV4 (1 << 1) |
| #define NIC_CFG_RSS_HASH_TYPE_TCP_IPV4 (1 << 2) |
| #define NIC_CFG_RSS_HASH_TYPE_IPV6 (1 << 3) |
| #define NIC_CFG_RSS_HASH_TYPE_TCP_IPV6 (1 << 4) |
| #define NIC_CFG_RSS_HASH_TYPE_IPV6_EX (1 << 5) |
| #define NIC_CFG_RSS_HASH_TYPE_TCP_IPV6_EX (1 << 6) |
| |
| static inline void vnic_set_nic_cfg(u32 *nic_cfg, |
| u8 rss_default_cpu, u8 rss_hash_type, |
| u8 rss_hash_bits, u8 rss_base_cpu, |
| u8 rss_enable, u8 tso_ipid_split_en, |
| u8 ig_vlan_strip_en) |
| { |
| *nic_cfg = (rss_default_cpu & NIC_CFG_RSS_DEFAULT_CPU_MASK_FIELD) | |
| ((rss_hash_type & NIC_CFG_RSS_HASH_TYPE_MASK_FIELD) |
| << NIC_CFG_RSS_HASH_TYPE_SHIFT) | |
| ((rss_hash_bits & NIC_CFG_RSS_HASH_BITS_MASK_FIELD) |
| << NIC_CFG_RSS_HASH_BITS_SHIFT) | |
| ((rss_base_cpu & NIC_CFG_RSS_BASE_CPU_MASK_FIELD) |
| << NIC_CFG_RSS_BASE_CPU_SHIFT) | |
| ((rss_enable & NIC_CFG_RSS_ENABLE_MASK_FIELD) |
| << NIC_CFG_RSS_ENABLE_SHIFT) | |
| ((tso_ipid_split_en & NIC_CFG_TSO_IPID_SPLIT_EN_MASK_FIELD) |
| << NIC_CFG_TSO_IPID_SPLIT_EN_SHIFT) | |
| ((ig_vlan_strip_en & NIC_CFG_IG_VLAN_STRIP_EN_MASK_FIELD) |
| << NIC_CFG_IG_VLAN_STRIP_EN_SHIFT); |
| } |
| |
| #endif /* _VNIC_NIC_H_ */ |