75 lines
2.9 KiB
C
75 lines
2.9 KiB
C
/*
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* Copyright 2008-2010 Cisco Systems, Inc. All rights reserved.
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* Copyright 2007 Nuova Systems, Inc. All rights reserved.
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*
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* This program is free software; you may redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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*/
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#ifndef _VNIC_NIC_H_
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#define _VNIC_NIC_H_
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#define NIC_CFG_RSS_DEFAULT_CPU_MASK_FIELD 0xffUL
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#define NIC_CFG_RSS_DEFAULT_CPU_SHIFT 0
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#define NIC_CFG_RSS_HASH_TYPE (0xffUL << 8)
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#define NIC_CFG_RSS_HASH_TYPE_MASK_FIELD 0xffUL
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#define NIC_CFG_RSS_HASH_TYPE_SHIFT 8
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#define NIC_CFG_RSS_HASH_BITS (7UL << 16)
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#define NIC_CFG_RSS_HASH_BITS_MASK_FIELD 7UL
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#define NIC_CFG_RSS_HASH_BITS_SHIFT 16
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#define NIC_CFG_RSS_BASE_CPU (7UL << 19)
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#define NIC_CFG_RSS_BASE_CPU_MASK_FIELD 7UL
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#define NIC_CFG_RSS_BASE_CPU_SHIFT 19
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#define NIC_CFG_RSS_ENABLE (1UL << 22)
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#define NIC_CFG_RSS_ENABLE_MASK_FIELD 1UL
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#define NIC_CFG_RSS_ENABLE_SHIFT 22
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#define NIC_CFG_TSO_IPID_SPLIT_EN (1UL << 23)
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#define NIC_CFG_TSO_IPID_SPLIT_EN_MASK_FIELD 1UL
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#define NIC_CFG_TSO_IPID_SPLIT_EN_SHIFT 23
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#define NIC_CFG_IG_VLAN_STRIP_EN (1UL << 24)
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#define NIC_CFG_IG_VLAN_STRIP_EN_MASK_FIELD 1UL
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#define NIC_CFG_IG_VLAN_STRIP_EN_SHIFT 24
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#define NIC_CFG_RSS_HASH_TYPE_UDP_IPV4 (1 << 0)
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#define NIC_CFG_RSS_HASH_TYPE_IPV4 (1 << 1)
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#define NIC_CFG_RSS_HASH_TYPE_TCP_IPV4 (1 << 2)
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#define NIC_CFG_RSS_HASH_TYPE_IPV6 (1 << 3)
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#define NIC_CFG_RSS_HASH_TYPE_TCP_IPV6 (1 << 4)
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#define NIC_CFG_RSS_HASH_TYPE_IPV6_EX (1 << 5)
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#define NIC_CFG_RSS_HASH_TYPE_TCP_IPV6_EX (1 << 6)
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#define NIC_CFG_RSS_HASH_TYPE_UDP_IPV6 (1 << 7)
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static inline void vnic_set_nic_cfg(u32 *nic_cfg,
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u8 rss_default_cpu, u8 rss_hash_type,
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u8 rss_hash_bits, u8 rss_base_cpu,
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u8 rss_enable, u8 tso_ipid_split_en,
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u8 ig_vlan_strip_en)
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{
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*nic_cfg = (rss_default_cpu & NIC_CFG_RSS_DEFAULT_CPU_MASK_FIELD) |
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((rss_hash_type & NIC_CFG_RSS_HASH_TYPE_MASK_FIELD)
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<< NIC_CFG_RSS_HASH_TYPE_SHIFT) |
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((rss_hash_bits & NIC_CFG_RSS_HASH_BITS_MASK_FIELD)
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<< NIC_CFG_RSS_HASH_BITS_SHIFT) |
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((rss_base_cpu & NIC_CFG_RSS_BASE_CPU_MASK_FIELD)
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<< NIC_CFG_RSS_BASE_CPU_SHIFT) |
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((rss_enable & NIC_CFG_RSS_ENABLE_MASK_FIELD)
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<< NIC_CFG_RSS_ENABLE_SHIFT) |
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((tso_ipid_split_en & NIC_CFG_TSO_IPID_SPLIT_EN_MASK_FIELD)
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<< NIC_CFG_TSO_IPID_SPLIT_EN_SHIFT) |
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((ig_vlan_strip_en & NIC_CFG_IG_VLAN_STRIP_EN_MASK_FIELD)
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<< NIC_CFG_IG_VLAN_STRIP_EN_SHIFT);
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}
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#endif /* _VNIC_NIC_H_ */
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