diff options
author | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
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committer | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
commit | fcc9d2e5a6c89d22b8b773a64fb4ad21ac318446 (patch) | |
tree | a57612d1888735a2ec7972891b68c1ac5ec8faea /drivers/net/enic/vnic_nic.h | |
parent | 8dea78da5cee153b8af9c07a2745f6c55057fe12 (diff) |
Diffstat (limited to 'drivers/net/enic/vnic_nic.h')
-rw-r--r-- | drivers/net/enic/vnic_nic.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/drivers/net/enic/vnic_nic.h b/drivers/net/enic/vnic_nic.h new file mode 100644 index 00000000000..995a50dd4c9 --- /dev/null +++ b/drivers/net/enic/vnic_nic.h | |||
@@ -0,0 +1,72 @@ | |||
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_NIC_H_ | ||
21 | #define _VNIC_NIC_H_ | ||
22 | |||
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 | ||
43 | |||
44 | #define NIC_CFG_RSS_HASH_TYPE_IPV4 (1 << 1) | ||
45 | #define NIC_CFG_RSS_HASH_TYPE_TCP_IPV4 (1 << 2) | ||
46 | #define NIC_CFG_RSS_HASH_TYPE_IPV6 (1 << 3) | ||
47 | #define NIC_CFG_RSS_HASH_TYPE_TCP_IPV6 (1 << 4) | ||
48 | #define NIC_CFG_RSS_HASH_TYPE_IPV6_EX (1 << 5) | ||
49 | #define NIC_CFG_RSS_HASH_TYPE_TCP_IPV6_EX (1 << 6) | ||
50 | |||
51 | static inline void vnic_set_nic_cfg(u32 *nic_cfg, | ||
52 | u8 rss_default_cpu, u8 rss_hash_type, | ||
53 | u8 rss_hash_bits, u8 rss_base_cpu, | ||
54 | u8 rss_enable, u8 tso_ipid_split_en, | ||
55 | u8 ig_vlan_strip_en) | ||
56 | { | ||
57 | *nic_cfg = (rss_default_cpu & NIC_CFG_RSS_DEFAULT_CPU_MASK_FIELD) | | ||
58 | ((rss_hash_type & NIC_CFG_RSS_HASH_TYPE_MASK_FIELD) | ||
59 | << NIC_CFG_RSS_HASH_TYPE_SHIFT) | | ||
60 | ((rss_hash_bits & NIC_CFG_RSS_HASH_BITS_MASK_FIELD) | ||
61 | << NIC_CFG_RSS_HASH_BITS_SHIFT) | | ||
62 | ((rss_base_cpu & NIC_CFG_RSS_BASE_CPU_MASK_FIELD) | ||
63 | << NIC_CFG_RSS_BASE_CPU_SHIFT) | | ||
64 | ((rss_enable & NIC_CFG_RSS_ENABLE_MASK_FIELD) | ||
65 | << NIC_CFG_RSS_ENABLE_SHIFT) | | ||
66 | ((tso_ipid_split_en & NIC_CFG_TSO_IPID_SPLIT_EN_MASK_FIELD) | ||
67 | << NIC_CFG_TSO_IPID_SPLIT_EN_SHIFT) | | ||
68 | ((ig_vlan_strip_en & NIC_CFG_IG_VLAN_STRIP_EN_MASK_FIELD) | ||
69 | << NIC_CFG_IG_VLAN_STRIP_EN_SHIFT); | ||
70 | } | ||
71 | |||
72 | #endif /* _VNIC_NIC_H_ */ | ||