| 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
|---|---|
| 2 | /* |
| 3 | * Copyright 2008-2010 Cisco Systems, Inc. All rights reserved. |
| 4 | * Copyright 2007 Nuova Systems, Inc. All rights reserved. |
| 5 | */ |
| 6 | |
| 7 | #ifndef _VNIC_NIC_H_ |
| 8 | #define _VNIC_NIC_H_ |
| 9 | |
| 10 | #define NIC_CFG_RSS_DEFAULT_CPU_MASK_FIELD 0xffUL |
| 11 | #define NIC_CFG_RSS_DEFAULT_CPU_SHIFT 0 |
| 12 | #define NIC_CFG_RSS_HASH_TYPE (0xffUL << 8) |
| 13 | #define NIC_CFG_RSS_HASH_TYPE_MASK_FIELD 0xffUL |
| 14 | #define NIC_CFG_RSS_HASH_TYPE_SHIFT 8 |
| 15 | #define NIC_CFG_RSS_HASH_BITS (7UL << 16) |
| 16 | #define NIC_CFG_RSS_HASH_BITS_MASK_FIELD 7UL |
| 17 | #define NIC_CFG_RSS_HASH_BITS_SHIFT 16 |
| 18 | #define NIC_CFG_RSS_BASE_CPU (7UL << 19) |
| 19 | #define NIC_CFG_RSS_BASE_CPU_MASK_FIELD 7UL |
| 20 | #define NIC_CFG_RSS_BASE_CPU_SHIFT 19 |
| 21 | #define NIC_CFG_RSS_ENABLE (1UL << 22) |
| 22 | #define NIC_CFG_RSS_ENABLE_MASK_FIELD 1UL |
| 23 | #define NIC_CFG_RSS_ENABLE_SHIFT 22 |
| 24 | #define NIC_CFG_TSO_IPID_SPLIT_EN (1UL << 23) |
| 25 | #define NIC_CFG_TSO_IPID_SPLIT_EN_MASK_FIELD 1UL |
| 26 | #define NIC_CFG_TSO_IPID_SPLIT_EN_SHIFT 23 |
| 27 | #define NIC_CFG_IG_VLAN_STRIP_EN (1UL << 24) |
| 28 | #define NIC_CFG_IG_VLAN_STRIP_EN_MASK_FIELD 1UL |
| 29 | #define NIC_CFG_IG_VLAN_STRIP_EN_SHIFT 24 |
| 30 | |
| 31 | #define NIC_CFG_RSS_HASH_TYPE_UDP_IPV4 (1 << 0) |
| 32 | #define NIC_CFG_RSS_HASH_TYPE_IPV4 (1 << 1) |
| 33 | #define NIC_CFG_RSS_HASH_TYPE_TCP_IPV4 (1 << 2) |
| 34 | #define NIC_CFG_RSS_HASH_TYPE_IPV6 (1 << 3) |
| 35 | #define NIC_CFG_RSS_HASH_TYPE_TCP_IPV6 (1 << 4) |
| 36 | #define NIC_CFG_RSS_HASH_TYPE_IPV6_EX (1 << 5) |
| 37 | #define NIC_CFG_RSS_HASH_TYPE_TCP_IPV6_EX (1 << 6) |
| 38 | #define NIC_CFG_RSS_HASH_TYPE_UDP_IPV6 (1 << 7) |
| 39 | |
| 40 | static inline void vnic_set_nic_cfg(u32 *nic_cfg, |
| 41 | u8 rss_default_cpu, u8 rss_hash_type, |
| 42 | u8 rss_hash_bits, u8 rss_base_cpu, |
| 43 | u8 rss_enable, u8 tso_ipid_split_en, |
| 44 | u8 ig_vlan_strip_en) |
| 45 | { |
| 46 | *nic_cfg = (rss_default_cpu & NIC_CFG_RSS_DEFAULT_CPU_MASK_FIELD) | |
| 47 | ((rss_hash_type & NIC_CFG_RSS_HASH_TYPE_MASK_FIELD) |
| 48 | << NIC_CFG_RSS_HASH_TYPE_SHIFT) | |
| 49 | ((rss_hash_bits & NIC_CFG_RSS_HASH_BITS_MASK_FIELD) |
| 50 | << NIC_CFG_RSS_HASH_BITS_SHIFT) | |
| 51 | ((rss_base_cpu & NIC_CFG_RSS_BASE_CPU_MASK_FIELD) |
| 52 | << NIC_CFG_RSS_BASE_CPU_SHIFT) | |
| 53 | ((rss_enable & NIC_CFG_RSS_ENABLE_MASK_FIELD) |
| 54 | << NIC_CFG_RSS_ENABLE_SHIFT) | |
| 55 | ((tso_ipid_split_en & NIC_CFG_TSO_IPID_SPLIT_EN_MASK_FIELD) |
| 56 | << NIC_CFG_TSO_IPID_SPLIT_EN_SHIFT) | |
| 57 | ((ig_vlan_strip_en & NIC_CFG_IG_VLAN_STRIP_EN_MASK_FIELD) |
| 58 | << NIC_CFG_IG_VLAN_STRIP_EN_SHIFT); |
| 59 | } |
| 60 | |
| 61 | #endif /* _VNIC_NIC_H_ */ |
| 62 |