f191d5abda
This patch support tx of external buffers Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>
291 lines
9.5 KiB
C
291 lines
9.5 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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*
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* Copyright 2016 Freescale Semiconductor, Inc. All rights reserved.
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* Copyright 2017,2020-2021 NXP
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*
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*/
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#ifndef __DPDK_RXTX_H__
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#define __DPDK_RXTX_H__
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/* internal offset from where IC is copied to packet buffer*/
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#define DEFAULT_ICIOF 32
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/* IC transfer size */
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#define DEFAULT_ICSZ 48
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/* IC offsets from buffer header address */
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#define DEFAULT_RX_ICEOF 16
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#define DEFAULT_TX_ICEOF 16
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/*
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* Values for the L3R field of the FM Parse Results
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*/
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/* L3 Type field: First IP Present IPv4 */
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#define DPAA_L3_PARSE_RESULT_IPV4 0x80
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/* L3 Type field: First IP Present IPv6 */
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#define DPAA_L3_PARSE_RESULT_IPV6 0x40
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/* Values for the L4R field of the FM Parse Results
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* See $8.8.4.7.20 - L4 HXS - L4 Results from DPAA-Rev2 Reference Manual.
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*/
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/* L4 Type field: UDP */
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#define DPAA_L4_PARSE_RESULT_UDP 0x40
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/* L4 Type field: TCP */
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#define DPAA_L4_PARSE_RESULT_TCP 0x20
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#define DPAA_MAX_DEQUEUE_NUM_FRAMES 63
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/** <Maximum number of frames to be dequeued in a single rx call*/
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/* FD structure masks and offset */
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#define DPAA_FD_FORMAT_MASK 0xE0000000
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#define DPAA_FD_OFFSET_MASK 0x1FF00000
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#define DPAA_FD_LENGTH_MASK 0xFFFFF
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#define DPAA_FD_FORMAT_SHIFT 29
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#define DPAA_FD_OFFSET_SHIFT 20
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/* Parsing mask (Little Endian) - 0x00E044ED00800000
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* Classification Plan ID 0x00
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* L4R 0xE0 -
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* 0x20 - TCP
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* 0x40 - UDP
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* 0x80 - SCTP
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* L3R 0xEDC4 (in Big Endian) -
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* 0x8000 - IPv4
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* 0x4000 - IPv6
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* 0x8140 - IPv4 Ext + Frag
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* 0x8040 - IPv4 Frag
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* 0x8100 - IPv4 Ext
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* 0x4140 - IPv6 Ext + Frag
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* 0x4040 - IPv6 Frag
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* 0x4100 - IPv6 Ext
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* L2R 0x8000 (in Big Endian) -
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* 0x8000 - Ethernet type
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* ShimR & Logical Port ID 0x0000
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*/
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#define DPAA_PARSE_MASK 0x00F044EF00800000
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#define DPAA_PARSE_VLAN_MASK 0x0000000000700000
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/* Parsed values (Little Endian) */
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#define DPAA_PKT_TYPE_NONE 0x0000000000000000
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#define DPAA_PKT_TYPE_ETHER 0x0000000000800000
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#define DPAA_PKT_TYPE_IPV4 \
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(0x0000008000000000 | DPAA_PKT_TYPE_ETHER)
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#define DPAA_PKT_TYPE_IPV6 \
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(0x0000004000000000 | DPAA_PKT_TYPE_ETHER)
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#define DPAA_PKT_TYPE_GRE \
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(0x0000002000000000 | DPAA_PKT_TYPE_ETHER)
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#define DPAA_PKT_TYPE_IPV4_FRAG \
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(0x0000400000000000 | DPAA_PKT_TYPE_IPV4)
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#define DPAA_PKT_TYPE_IPV6_FRAG \
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(0x0000400000000000 | DPAA_PKT_TYPE_IPV6)
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#define DPAA_PKT_TYPE_IPV4_EXT \
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(0x0000000100000000 | DPAA_PKT_TYPE_IPV4)
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#define DPAA_PKT_TYPE_IPV6_EXT \
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(0x0000000100000000 | DPAA_PKT_TYPE_IPV6)
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#define DPAA_PKT_TYPE_IPV4_TCP \
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(0x0020000000000000 | DPAA_PKT_TYPE_IPV4)
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#define DPAA_PKT_TYPE_IPV6_TCP \
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(0x0020000000000000 | DPAA_PKT_TYPE_IPV6)
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#define DPAA_PKT_TYPE_IPV4_UDP \
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(0x0040000000000000 | DPAA_PKT_TYPE_IPV4)
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#define DPAA_PKT_TYPE_IPV6_UDP \
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(0x0040000000000000 | DPAA_PKT_TYPE_IPV6)
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#define DPAA_PKT_TYPE_IPV4_SCTP \
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(0x0080000000000000 | DPAA_PKT_TYPE_IPV4)
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#define DPAA_PKT_TYPE_IPV6_SCTP \
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(0x0080000000000000 | DPAA_PKT_TYPE_IPV6)
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#define DPAA_PKT_TYPE_IPV4_FRAG_TCP \
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(0x0020000000000000 | DPAA_PKT_TYPE_IPV4_FRAG)
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#define DPAA_PKT_TYPE_IPV6_FRAG_TCP \
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(0x0020000000000000 | DPAA_PKT_TYPE_IPV6_FRAG)
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#define DPAA_PKT_TYPE_IPV4_FRAG_UDP \
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(0x0040000000000000 | DPAA_PKT_TYPE_IPV4_FRAG)
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#define DPAA_PKT_TYPE_IPV6_FRAG_UDP \
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(0x0040000000000000 | DPAA_PKT_TYPE_IPV6_FRAG)
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#define DPAA_PKT_TYPE_IPV4_FRAG_SCTP \
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(0x0080000000000000 | DPAA_PKT_TYPE_IPV4_FRAG)
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#define DPAA_PKT_TYPE_IPV6_FRAG_SCTP \
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(0x0080000000000000 | DPAA_PKT_TYPE_IPV6_FRAG)
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#define DPAA_PKT_TYPE_IPV4_EXT_UDP \
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(0x0040000000000000 | DPAA_PKT_TYPE_IPV4_EXT)
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#define DPAA_PKT_TYPE_IPV6_EXT_UDP \
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(0x0040000000000000 | DPAA_PKT_TYPE_IPV6_EXT)
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#define DPAA_PKT_TYPE_IPV4_EXT_TCP \
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(0x0020000000000000 | DPAA_PKT_TYPE_IPV4_EXT)
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#define DPAA_PKT_TYPE_IPV6_EXT_TCP \
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(0x0020000000000000 | DPAA_PKT_TYPE_IPV6_EXT)
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#define DPAA_PKT_TYPE_TUNNEL_4_4 \
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(0x0000000800000000 | DPAA_PKT_TYPE_IPV4)
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#define DPAA_PKT_TYPE_TUNNEL_6_6 \
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(0x0000000400000000 | DPAA_PKT_TYPE_IPV6)
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#define DPAA_PKT_TYPE_TUNNEL_4_6 \
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(0x0000000400000000 | DPAA_PKT_TYPE_IPV4)
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#define DPAA_PKT_TYPE_TUNNEL_6_4 \
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(0x0000000800000000 | DPAA_PKT_TYPE_IPV6)
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#define DPAA_PKT_TYPE_TUNNEL_4_4_UDP \
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(0x0040000000000000 | DPAA_PKT_TYPE_TUNNEL_4_4)
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#define DPAA_PKT_TYPE_TUNNEL_6_6_UDP \
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(0x0040000000000000 | DPAA_PKT_TYPE_TUNNEL_6_6)
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#define DPAA_PKT_TYPE_TUNNEL_4_6_UDP \
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(0x0040000000000000 | DPAA_PKT_TYPE_TUNNEL_4_6)
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#define DPAA_PKT_TYPE_TUNNEL_6_4_UDP \
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(0x0040000000000000 | DPAA_PKT_TYPE_TUNNEL_6_4)
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#define DPAA_PKT_TYPE_TUNNEL_4_4_TCP \
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(0x0020000000000000 | DPAA_PKT_TYPE_TUNNEL_4_4)
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#define DPAA_PKT_TYPE_TUNNEL_6_6_TCP \
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(0x0020000000000000 | DPAA_PKT_TYPE_TUNNEL_6_6)
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#define DPAA_PKT_TYPE_TUNNEL_4_6_TCP \
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(0x0020000000000000 | DPAA_PKT_TYPE_TUNNEL_4_6)
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#define DPAA_PKT_TYPE_TUNNEL_6_4_TCP \
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(0x0020000000000000 | DPAA_PKT_TYPE_TUNNEL_6_4)
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/* Checksum Errors */
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#define DPAA_PKT_IP_CSUM_ERR 0x0000400200000000
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#define DPAA_PKT_L4_CSUM_ERR 0x0010000000000000
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#define DPAA_PKT_TYPE_IPV4_CSUM_ERR \
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(DPAA_PKT_IP_CSUM_ERR | DPAA_PKT_TYPE_IPV4)
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#define DPAA_PKT_TYPE_IPV6_CSUM_ERR \
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(DPAA_PKT_IP_CSUM_ERR | DPAA_PKT_TYPE_IPV6)
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#define DPAA_PKT_TYPE_IPV4_TCP_CSUM_ERR \
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(DPAA_PKT_L4_CSUM_ERR | DPAA_PKT_TYPE_IPV4_TCP)
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#define DPAA_PKT_TYPE_IPV6_TCP_CSUM_ERR \
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(DPAA_PKT_L4_CSUM_ERR | DPAA_PKT_TYPE_IPV6_TCP)
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#define DPAA_PKT_TYPE_IPV4_UDP_CSUM_ERR \
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(DPAA_PKT_L4_CSUM_ERR | DPAA_PKT_TYPE_IPV4_UDP)
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#define DPAA_PKT_TYPE_IPV6_UDP_CSUM_ERR \
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(DPAA_PKT_L4_CSUM_ERR | DPAA_PKT_TYPE_IPV6_UDP)
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#define DPAA_PKT_L3_LEN_SHIFT 7
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/**
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* FMan parse result array
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*/
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struct dpaa_eth_parse_results_t {
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uint8_t lpid; /**< Logical port id */
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uint8_t shimr; /**< Shim header result */
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union {
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uint16_t l2r; /**< Layer 2 result */
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struct {
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#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
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uint16_t ethernet:1;
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uint16_t vlan:1;
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uint16_t llc_snap:1;
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uint16_t mpls:1;
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uint16_t ppoe_ppp:1;
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uint16_t unused_1:3;
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uint16_t unknown_eth_proto:1;
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uint16_t eth_frame_type:2;
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uint16_t l2r_err:5;
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/*00-unicast, 01-multicast, 11-broadcast*/
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#else
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uint16_t l2r_err:5;
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uint16_t eth_frame_type:2;
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uint16_t unknown_eth_proto:1;
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uint16_t unused_1:3;
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uint16_t ppoe_ppp:1;
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uint16_t mpls:1;
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uint16_t llc_snap:1;
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uint16_t vlan:1;
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uint16_t ethernet:1;
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#endif
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} __rte_packed;
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} __rte_packed;
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union {
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uint16_t l3r; /**< Layer 3 result */
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struct {
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#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
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uint16_t first_ipv4:1;
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uint16_t first_ipv6:1;
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uint16_t gre:1;
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uint16_t min_enc:1;
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uint16_t last_ipv4:1;
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uint16_t last_ipv6:1;
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uint16_t first_info_err:1;/*0 info, 1 error*/
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uint16_t first_ip_err_code:5;
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uint16_t last_info_err:1; /*0 info, 1 error*/
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uint16_t last_ip_err_code:3;
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#else
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uint16_t last_ip_err_code:3;
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uint16_t last_info_err:1; /*0 info, 1 error*/
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uint16_t first_ip_err_code:5;
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uint16_t first_info_err:1;/*0 info, 1 error*/
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uint16_t last_ipv6:1;
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uint16_t last_ipv4:1;
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uint16_t min_enc:1;
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uint16_t gre:1;
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uint16_t first_ipv6:1;
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uint16_t first_ipv4:1;
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#endif
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} __rte_packed;
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} __rte_packed;
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union {
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uint8_t l4r; /**< Layer 4 result */
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struct{
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#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
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uint8_t l4_type:3;
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uint8_t l4_info_err:1;
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uint8_t l4_result:4;
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/* if type IPSec: 1 ESP, 2 AH */
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#else
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uint8_t l4_result:4;
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/* if type IPSec: 1 ESP, 2 AH */
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uint8_t l4_info_err:1;
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uint8_t l4_type:3;
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#endif
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} __rte_packed;
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} __rte_packed;
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uint8_t cplan; /**< Classification plan id */
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uint16_t nxthdr; /**< Next Header */
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uint16_t cksum; /**< Checksum */
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uint32_t lcv; /**< LCV */
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uint8_t shim_off[3]; /**< Shim offset */
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uint8_t eth_off; /**< ETH offset */
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uint8_t llc_snap_off; /**< LLC_SNAP offset */
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uint8_t vlan_off[2]; /**< VLAN offset */
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uint8_t etype_off; /**< ETYPE offset */
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uint8_t pppoe_off; /**< PPP offset */
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uint8_t mpls_off[2]; /**< MPLS offset */
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uint8_t ip_off[2]; /**< IP offset */
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uint8_t gre_off; /**< GRE offset */
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uint8_t l4_off; /**< Layer 4 offset */
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uint8_t nxthdr_off; /**< Parser end point */
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} __rte_packed;
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/* The structure is the Prepended Data to the Frame which is used by FMAN */
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struct annotations_t {
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uint8_t reserved[DEFAULT_RX_ICEOF];
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struct dpaa_eth_parse_results_t parse; /**< Pointer to Parsed result*/
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uint64_t reserved1;
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uint64_t hash; /**< Hash Result */
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};
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#define GET_ANNOTATIONS(_buf) \
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(struct annotations_t *)(_buf)
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#define GET_RX_PRS(_buf) \
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(struct dpaa_eth_parse_results_t *)((uint8_t *)(_buf) + \
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DEFAULT_RX_ICEOF)
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#define GET_TX_PRS(_buf) \
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(struct dpaa_eth_parse_results_t *)((uint8_t *)(_buf) + \
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DEFAULT_TX_ICEOF)
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uint16_t dpaa_eth_queue_rx(void *q, struct rte_mbuf **bufs, uint16_t nb_bufs);
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uint16_t dpaa_eth_queue_tx_slow(void *q, struct rte_mbuf **bufs,
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uint16_t nb_bufs);
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uint16_t dpaa_eth_queue_tx(void *q, struct rte_mbuf **bufs, uint16_t nb_bufs);
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uint16_t dpaa_eth_tx_drop_all(void *q __rte_unused,
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struct rte_mbuf **bufs __rte_unused,
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uint16_t nb_bufs __rte_unused);
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uint16_t dpaa_free_mbuf(const struct qm_fd *fd);
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void dpaa_rx_cb(struct qman_fq **fq,
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struct qm_dqrr_entry **dqrr, void **bufs, int num_bufs);
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void dpaa_rx_cb_prepare(struct qm_dqrr_entry *dq, void **bufs);
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void dpaa_rx_cb_no_prefetch(struct qman_fq **fq,
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struct qm_dqrr_entry **dqrr, void **bufs, int num_bufs);
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#endif
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