1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright 2008-2017 Cisco Systems, Inc. All rights reserved. 3 * Copyright 2007 Nuova Systems, Inc. All rights reserved. 4 */ 5 6 #ifndef _VNIC_NIC_H_ 7 #define _VNIC_NIC_H_ 8 9 #define NIC_CFG_RSS_DEFAULT_CPU_MASK_FIELD 0xffUL 10 #define NIC_CFG_RSS_DEFAULT_CPU_SHIFT 0 11 #define NIC_CFG_RSS_HASH_TYPE (0xffUL << 8) 12 #define NIC_CFG_RSS_HASH_TYPE_MASK_FIELD 0xffUL 13 #define NIC_CFG_RSS_HASH_TYPE_SHIFT 8 14 #define NIC_CFG_RSS_HASH_BITS (7UL << 16) 15 #define NIC_CFG_RSS_HASH_BITS_MASK_FIELD 7UL 16 #define NIC_CFG_RSS_HASH_BITS_SHIFT 16 17 #define NIC_CFG_RSS_BASE_CPU (7UL << 19) 18 #define NIC_CFG_RSS_BASE_CPU_MASK_FIELD 7UL 19 #define NIC_CFG_RSS_BASE_CPU_SHIFT 19 20 #define NIC_CFG_RSS_ENABLE (1UL << 22) 21 #define NIC_CFG_RSS_ENABLE_MASK_FIELD 1UL 22 #define NIC_CFG_RSS_ENABLE_SHIFT 22 23 #define NIC_CFG_TSO_IPID_SPLIT_EN (1UL << 23) 24 #define NIC_CFG_TSO_IPID_SPLIT_EN_MASK_FIELD 1UL 25 #define NIC_CFG_TSO_IPID_SPLIT_EN_SHIFT 23 26 #define NIC_CFG_IG_VLAN_STRIP_EN (1UL << 24) 27 #define NIC_CFG_IG_VLAN_STRIP_EN_MASK_FIELD 1UL 28 #define NIC_CFG_IG_VLAN_STRIP_EN_SHIFT 24 29 30 #define NIC_CFG_RSS_HASH_TYPE_UDP_IPV4 (1 << 0) 31 #define NIC_CFG_RSS_HASH_TYPE_IPV4 (1 << 1) 32 #define NIC_CFG_RSS_HASH_TYPE_TCP_IPV4 (1 << 2) 33 #define NIC_CFG_RSS_HASH_TYPE_IPV6 (1 << 3) 34 #define NIC_CFG_RSS_HASH_TYPE_TCP_IPV6 (1 << 4) 35 #define NIC_CFG_RSS_HASH_TYPE_RSVD1 (1 << 5) 36 #define NIC_CFG_RSS_HASH_TYPE_RSVD2 (1 << 6) 37 #define NIC_CFG_RSS_HASH_TYPE_UDP_IPV6 (1 << 7) 38 39 static inline void vnic_set_nic_cfg(u32 *nic_cfg, 40 u8 rss_default_cpu, u8 rss_hash_type, 41 u8 rss_hash_bits, u8 rss_base_cpu, 42 u8 rss_enable, u8 tso_ipid_split_en, 43 u8 ig_vlan_strip_en) 44 { 45 *nic_cfg = (rss_default_cpu & NIC_CFG_RSS_DEFAULT_CPU_MASK_FIELD) | 46 ((rss_hash_type & NIC_CFG_RSS_HASH_TYPE_MASK_FIELD) 47 << NIC_CFG_RSS_HASH_TYPE_SHIFT) | 48 ((rss_hash_bits & NIC_CFG_RSS_HASH_BITS_MASK_FIELD) 49 << NIC_CFG_RSS_HASH_BITS_SHIFT) | 50 ((rss_base_cpu & NIC_CFG_RSS_BASE_CPU_MASK_FIELD) 51 << NIC_CFG_RSS_BASE_CPU_SHIFT) | 52 ((rss_enable & NIC_CFG_RSS_ENABLE_MASK_FIELD) 53 << NIC_CFG_RSS_ENABLE_SHIFT) | 54 ((tso_ipid_split_en & NIC_CFG_TSO_IPID_SPLIT_EN_MASK_FIELD) 55 << NIC_CFG_TSO_IPID_SPLIT_EN_SHIFT) | 56 ((ig_vlan_strip_en & NIC_CFG_IG_VLAN_STRIP_EN_MASK_FIELD) 57 << NIC_CFG_IG_VLAN_STRIP_EN_SHIFT); 58 } 59 60 #endif /* _VNIC_NIC_H_ */ 61