diff options
Diffstat (limited to 'src/dpdk22/drivers/net/enic/base/wq_enet_desc.h')
| -rw-r--r-- | src/dpdk22/drivers/net/enic/base/wq_enet_desc.h | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/src/dpdk22/drivers/net/enic/base/wq_enet_desc.h b/src/dpdk22/drivers/net/enic/base/wq_enet_desc.h deleted file mode 100644 index db41d00e..00000000 --- a/src/dpdk22/drivers/net/enic/base/wq_enet_desc.h +++ /dev/null @@ -1,113 +0,0 @@ -/* - * Copyright 2008-2010 Cisco Systems, Inc. All rights reserved. - * Copyright 2007 Nuova Systems, Inc. All rights reserved. - * - * Copyright (c) 2014, Cisco Systems, Inc. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; - * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER - * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - */ - -#ifndef _WQ_ENET_DESC_H_ -#define _WQ_ENET_DESC_H_ - -/* Ethernet work queue descriptor: 16B */ -struct wq_enet_desc { - __le64 address; - __le16 length; - __le16 mss_loopback; - __le16 header_length_flags; - __le16 vlan_tag; -}; - -#define WQ_ENET_ADDR_BITS 64 -#define WQ_ENET_LEN_BITS 14 -#define WQ_ENET_LEN_MASK ((1 << WQ_ENET_LEN_BITS) - 1) -#define WQ_ENET_MSS_BITS 14 -#define WQ_ENET_MSS_MASK ((1 << WQ_ENET_MSS_BITS) - 1) -#define WQ_ENET_MSS_SHIFT 2 -#define WQ_ENET_LOOPBACK_SHIFT 1 -#define WQ_ENET_HDRLEN_BITS 10 -#define WQ_ENET_HDRLEN_MASK ((1 << WQ_ENET_HDRLEN_BITS) - 1) -#define WQ_ENET_FLAGS_OM_BITS 2 -#define WQ_ENET_FLAGS_OM_MASK ((1 << WQ_ENET_FLAGS_OM_BITS) - 1) -#define WQ_ENET_FLAGS_EOP_SHIFT 12 -#define WQ_ENET_FLAGS_CQ_ENTRY_SHIFT 13 -#define WQ_ENET_FLAGS_FCOE_ENCAP_SHIFT 14 -#define WQ_ENET_FLAGS_VLAN_TAG_INSERT_SHIFT 15 - -#define WQ_ENET_OFFLOAD_MODE_CSUM 0 -#define WQ_ENET_OFFLOAD_MODE_RESERVED 1 -#define WQ_ENET_OFFLOAD_MODE_CSUM_L4 2 -#define WQ_ENET_OFFLOAD_MODE_TSO 3 - -static inline void wq_enet_desc_enc(struct wq_enet_desc *desc, - u64 address, u16 length, u16 mss, u16 header_length, - u8 offload_mode, u8 eop, u8 cq_entry, u8 fcoe_encap, - u8 vlan_tag_insert, u16 vlan_tag, u8 loopback) -{ - desc->address = cpu_to_le64(address); - desc->length = cpu_to_le16(length & WQ_ENET_LEN_MASK); - desc->mss_loopback = cpu_to_le16((mss & WQ_ENET_MSS_MASK) << - WQ_ENET_MSS_SHIFT | (loopback & 1) << WQ_ENET_LOOPBACK_SHIFT); - desc->header_length_flags = cpu_to_le16( - (header_length & WQ_ENET_HDRLEN_MASK) | - (offload_mode & WQ_ENET_FLAGS_OM_MASK) << WQ_ENET_HDRLEN_BITS | - (eop & 1) << WQ_ENET_FLAGS_EOP_SHIFT | - (cq_entry & 1) << WQ_ENET_FLAGS_CQ_ENTRY_SHIFT | - (fcoe_encap & 1) << WQ_ENET_FLAGS_FCOE_ENCAP_SHIFT | - (vlan_tag_insert & 1) << WQ_ENET_FLAGS_VLAN_TAG_INSERT_SHIFT); - desc->vlan_tag = cpu_to_le16(vlan_tag); -} - -static inline void wq_enet_desc_dec(struct wq_enet_desc *desc, - u64 *address, u16 *length, u16 *mss, u16 *header_length, - u8 *offload_mode, u8 *eop, u8 *cq_entry, u8 *fcoe_encap, - u8 *vlan_tag_insert, u16 *vlan_tag, u8 *loopback) -{ - *address = le64_to_cpu(desc->address); - *length = le16_to_cpu(desc->length) & WQ_ENET_LEN_MASK; - *mss = (le16_to_cpu(desc->mss_loopback) >> WQ_ENET_MSS_SHIFT) & - WQ_ENET_MSS_MASK; - *loopback = (u8)((le16_to_cpu(desc->mss_loopback) >> - WQ_ENET_LOOPBACK_SHIFT) & 1); - *header_length = le16_to_cpu(desc->header_length_flags) & - WQ_ENET_HDRLEN_MASK; - *offload_mode = (u8)((le16_to_cpu(desc->header_length_flags) >> - WQ_ENET_HDRLEN_BITS) & WQ_ENET_FLAGS_OM_MASK); - *eop = (u8)((le16_to_cpu(desc->header_length_flags) >> - WQ_ENET_FLAGS_EOP_SHIFT) & 1); - *cq_entry = (u8)((le16_to_cpu(desc->header_length_flags) >> - WQ_ENET_FLAGS_CQ_ENTRY_SHIFT) & 1); - *fcoe_encap = (u8)((le16_to_cpu(desc->header_length_flags) >> - WQ_ENET_FLAGS_FCOE_ENCAP_SHIFT) & 1); - *vlan_tag_insert = (u8)((le16_to_cpu(desc->header_length_flags) >> - WQ_ENET_FLAGS_VLAN_TAG_INSERT_SHIFT) & 1); - *vlan_tag = le16_to_cpu(desc->vlan_tag); -} - -#endif /* _WQ_ENET_DESC_H_ */ |