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
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)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