2 * Copyright 2008 Cisco Systems, Inc. All rights reserved.
3 * Copyright 2007 Nuova Systems, Inc. All rights reserved.
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.
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
23 #define NIC_CFG_RSS_DEFAULT_CPU_MASK_FIELD 0xffUL
24 #define NIC_CFG_RSS_DEFAULT_CPU_SHIFT 0
25 #define NIC_CFG_RSS_HASH_TYPE (0xffUL << 8)
26 #define NIC_CFG_RSS_HASH_TYPE_MASK_FIELD 0xffUL
27 #define NIC_CFG_RSS_HASH_TYPE_SHIFT 8
28 #define NIC_CFG_RSS_HASH_BITS (7UL << 16)
29 #define NIC_CFG_RSS_HASH_BITS_MASK_FIELD 7UL
30 #define NIC_CFG_RSS_HASH_BITS_SHIFT 16
31 #define NIC_CFG_RSS_BASE_CPU (7UL << 19)
32 #define NIC_CFG_RSS_BASE_CPU_MASK_FIELD 7UL
33 #define NIC_CFG_RSS_BASE_CPU_SHIFT 19
34 #define NIC_CFG_RSS_ENABLE (1UL << 22)
35 #define NIC_CFG_RSS_ENABLE_MASK_FIELD 1UL
36 #define NIC_CFG_RSS_ENABLE_SHIFT 22
37 #define NIC_CFG_TSO_IPID_SPLIT_EN (1UL << 23)
38 #define NIC_CFG_TSO_IPID_SPLIT_EN_MASK_FIELD 1UL
39 #define NIC_CFG_TSO_IPID_SPLIT_EN_SHIFT 23
40 #define NIC_CFG_IG_VLAN_STRIP_EN (1UL << 24)
41 #define NIC_CFG_IG_VLAN_STRIP_EN_MASK_FIELD 1UL
42 #define NIC_CFG_IG_VLAN_STRIP_EN_SHIFT 24
44 static inline void vnic_set_nic_cfg(u32 *nic_cfg,
45 u8 rss_default_cpu, u8 rss_hash_type,
46 u8 rss_hash_bits, u8 rss_base_cpu,
47 u8 rss_enable, u8 tso_ipid_split_en,
50 *nic_cfg = (rss_default_cpu & NIC_CFG_RSS_DEFAULT_CPU_MASK_FIELD) |
51 ((rss_hash_type & NIC_CFG_RSS_HASH_TYPE_MASK_FIELD)
52 << NIC_CFG_RSS_HASH_TYPE_SHIFT) |
53 ((rss_hash_bits & NIC_CFG_RSS_HASH_BITS_MASK_FIELD)
54 << NIC_CFG_RSS_HASH_BITS_SHIFT) |
55 ((rss_base_cpu & NIC_CFG_RSS_BASE_CPU_MASK_FIELD)
56 << NIC_CFG_RSS_BASE_CPU_SHIFT) |
57 ((rss_enable & NIC_CFG_RSS_ENABLE_MASK_FIELD)
58 << NIC_CFG_RSS_ENABLE_SHIFT) |
59 ((tso_ipid_split_en & NIC_CFG_TSO_IPID_SPLIT_EN_MASK_FIELD)
60 << NIC_CFG_TSO_IPID_SPLIT_EN_SHIFT) |
61 ((ig_vlan_strip_en & NIC_CFG_IG_VLAN_STRIP_EN_MASK_FIELD)
62 << NIC_CFG_IG_VLAN_STRIP_EN_SHIFT);
65 #endif /* _VNIC_NIC_H_ */