1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
---|---|
2 | /* |
3 | * Copyright 2008 Cisco Systems, Inc. All rights reserved. |
4 | * Copyright 2007 Nuova Systems, Inc. All rights reserved. |
5 | */ |
6 | #ifndef _VNIC_NIC_H_ |
7 | #define _VNIC_NIC_H_ |
8 | |
9 | /* |
10 | * These defines avoid symbol clash between fnic and enic (Cisco 10G Eth |
11 | * Driver) when both are built with CONFIG options =y |
12 | */ |
13 | #define vnic_set_nic_cfg fnic_set_nic_cfg |
14 | |
15 | #define NIC_CFG_RSS_DEFAULT_CPU_MASK_FIELD 0xffUL |
16 | #define NIC_CFG_RSS_DEFAULT_CPU_SHIFT 0 |
17 | #define NIC_CFG_RSS_HASH_TYPE (0xffUL << 8) |
18 | #define NIC_CFG_RSS_HASH_TYPE_MASK_FIELD 0xffUL |
19 | #define NIC_CFG_RSS_HASH_TYPE_SHIFT 8 |
20 | #define NIC_CFG_RSS_HASH_BITS (7UL << 16) |
21 | #define NIC_CFG_RSS_HASH_BITS_MASK_FIELD 7UL |
22 | #define NIC_CFG_RSS_HASH_BITS_SHIFT 16 |
23 | #define NIC_CFG_RSS_BASE_CPU (7UL << 19) |
24 | #define NIC_CFG_RSS_BASE_CPU_MASK_FIELD 7UL |
25 | #define NIC_CFG_RSS_BASE_CPU_SHIFT 19 |
26 | #define NIC_CFG_RSS_ENABLE (1UL << 22) |
27 | #define NIC_CFG_RSS_ENABLE_MASK_FIELD 1UL |
28 | #define NIC_CFG_RSS_ENABLE_SHIFT 22 |
29 | #define NIC_CFG_TSO_IPID_SPLIT_EN (1UL << 23) |
30 | #define NIC_CFG_TSO_IPID_SPLIT_EN_MASK_FIELD 1UL |
31 | #define NIC_CFG_TSO_IPID_SPLIT_EN_SHIFT 23 |
32 | #define NIC_CFG_IG_VLAN_STRIP_EN (1UL << 24) |
33 | #define NIC_CFG_IG_VLAN_STRIP_EN_MASK_FIELD 1UL |
34 | #define NIC_CFG_IG_VLAN_STRIP_EN_SHIFT 24 |
35 | |
36 | static inline void vnic_set_nic_cfg(u32 *nic_cfg, |
37 | u8 rss_default_cpu, u8 rss_hash_type, |
38 | u8 rss_hash_bits, u8 rss_base_cpu, |
39 | u8 rss_enable, u8 tso_ipid_split_en, |
40 | u8 ig_vlan_strip_en) |
41 | { |
42 | *nic_cfg = (rss_default_cpu & NIC_CFG_RSS_DEFAULT_CPU_MASK_FIELD) | |
43 | ((rss_hash_type & NIC_CFG_RSS_HASH_TYPE_MASK_FIELD) |
44 | << NIC_CFG_RSS_HASH_TYPE_SHIFT) | |
45 | ((rss_hash_bits & NIC_CFG_RSS_HASH_BITS_MASK_FIELD) |
46 | << NIC_CFG_RSS_HASH_BITS_SHIFT) | |
47 | ((rss_base_cpu & NIC_CFG_RSS_BASE_CPU_MASK_FIELD) |
48 | << NIC_CFG_RSS_BASE_CPU_SHIFT) | |
49 | ((rss_enable & NIC_CFG_RSS_ENABLE_MASK_FIELD) |
50 | << NIC_CFG_RSS_ENABLE_SHIFT) | |
51 | ((tso_ipid_split_en & NIC_CFG_TSO_IPID_SPLIT_EN_MASK_FIELD) |
52 | << NIC_CFG_TSO_IPID_SPLIT_EN_SHIFT) | |
53 | ((ig_vlan_strip_en & NIC_CFG_IG_VLAN_STRIP_EN_MASK_FIELD) |
54 | << NIC_CFG_IG_VLAN_STRIP_EN_SHIFT); |
55 | } |
56 | |
57 | #endif /* _VNIC_NIC_H_ */ |
58 |