diff options
Diffstat (limited to 'drivers/net/dpaa/dpaa_rxtx.h')
| -rw-r--r-- | drivers/net/dpaa/dpaa_rxtx.h | 297 |
1 files changed, 297 insertions, 0 deletions
diff --git a/drivers/net/dpaa/dpaa_rxtx.h b/drivers/net/dpaa/dpaa_rxtx.h new file mode 100644 index 00000000..2ffc4ffe --- /dev/null +++ b/drivers/net/dpaa/dpaa_rxtx.h @@ -0,0 +1,297 @@ +/*- + * BSD LICENSE + * + * Copyright 2016 Freescale Semiconductor, Inc. All rights reserved. + * Copyright 2017 NXP. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * 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. + * * Neither the name of Freescale Semiconductor, Inc nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * 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 + * OWNER 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 __DPDK_RXTX_H__ +#define __DPDK_RXTX_H__ + +/* internal offset from where IC is copied to packet buffer*/ +#define DEFAULT_ICIOF 32 +/* IC transfer size */ +#define DEFAULT_ICSZ 48 + +/* IC offsets from buffer header address */ +#define DEFAULT_RX_ICEOF 16 +#define DEFAULT_TX_ICEOF 16 + +/* + * Values for the L3R field of the FM Parse Results + */ +/* L3 Type field: First IP Present IPv4 */ +#define DPAA_L3_PARSE_RESULT_IPV4 0x80 +/* L3 Type field: First IP Present IPv6 */ +#define DPAA_L3_PARSE_RESULT_IPV6 0x40 +/* Values for the L4R field of the FM Parse Results + * See $8.8.4.7.20 - L4 HXS - L4 Results from DPAA-Rev2 Reference Manual. + */ +/* L4 Type field: UDP */ +#define DPAA_L4_PARSE_RESULT_UDP 0x40 +/* L4 Type field: TCP */ +#define DPAA_L4_PARSE_RESULT_TCP 0x20 + +#define DPAA_SGT_MAX_ENTRIES 16 /* maximum number of entries in SG Table */ + +#define DPAA_MAX_DEQUEUE_NUM_FRAMES 63 + /** <Maximum number of frames to be dequeued in a single rx call*/ + +/* FD structure masks and offset */ +#define DPAA_FD_FORMAT_MASK 0xE0000000 +#define DPAA_FD_OFFSET_MASK 0x1FF00000 +#define DPAA_FD_LENGTH_MASK 0xFFFFF +#define DPAA_FD_FORMAT_SHIFT 29 +#define DPAA_FD_OFFSET_SHIFT 20 + +/* Parsing mask (Little Endian) - 0x00E044ED00800000 + * Classification Plan ID 0x00 + * L4R 0xE0 - + * 0x20 - TCP + * 0x40 - UDP + * 0x80 - SCTP + * L3R 0xEDC4 (in Big Endian) - + * 0x8000 - IPv4 + * 0x4000 - IPv6 + * 0x8140 - IPv4 Ext + Frag + * 0x8040 - IPv4 Frag + * 0x8100 - IPv4 Ext + * 0x4140 - IPv6 Ext + Frag + * 0x4040 - IPv6 Frag + * 0x4100 - IPv6 Ext + * L2R 0x8000 (in Big Endian) - + * 0x8000 - Ethernet type + * ShimR & Logical Port ID 0x0000 + */ +#define DPAA_PARSE_MASK 0x00E044ED00800000 +#define DPAA_PARSE_VLAN_MASK 0x0000000000700000 + +/* Parsed values (Little Endian) */ +#define DPAA_PKT_TYPE_NONE 0x0000000000000000 +#define DPAA_PKT_TYPE_ETHER 0x0000000000800000 +#define DPAA_PKT_TYPE_IPV4 \ + (0x0000008000000000 | DPAA_PKT_TYPE_ETHER) +#define DPAA_PKT_TYPE_IPV6 \ + (0x0000004000000000 | DPAA_PKT_TYPE_ETHER) +#define DPAA_PKT_TYPE_GRE \ + (0x0000002000000000 | DPAA_PKT_TYPE_ETHER) +#define DPAA_PKT_TYPE_IPV4_FRAG \ + (0x0000400000000000 | DPAA_PKT_TYPE_IPV4) +#define DPAA_PKT_TYPE_IPV6_FRAG \ + (0x0000400000000000 | DPAA_PKT_TYPE_IPV6) +#define DPAA_PKT_TYPE_IPV4_EXT \ + (0x0000000100000000 | DPAA_PKT_TYPE_IPV4) +#define DPAA_PKT_TYPE_IPV6_EXT \ + (0x0000000100000000 | DPAA_PKT_TYPE_IPV6) +#define DPAA_PKT_TYPE_IPV4_TCP \ + (0x0020000000000000 | DPAA_PKT_TYPE_IPV4) +#define DPAA_PKT_TYPE_IPV6_TCP \ + (0x0020000000000000 | DPAA_PKT_TYPE_IPV6) +#define DPAA_PKT_TYPE_IPV4_UDP \ + (0x0040000000000000 | DPAA_PKT_TYPE_IPV4) +#define DPAA_PKT_TYPE_IPV6_UDP \ + (0x0040000000000000 | DPAA_PKT_TYPE_IPV6) +#define DPAA_PKT_TYPE_IPV4_SCTP \ + (0x0080000000000000 | DPAA_PKT_TYPE_IPV4) +#define DPAA_PKT_TYPE_IPV6_SCTP \ + (0x0080000000000000 | DPAA_PKT_TYPE_IPV6) +#define DPAA_PKT_TYPE_IPV4_FRAG_TCP \ + (0x0020000000000000 | DPAA_PKT_TYPE_IPV4_FRAG) +#define DPAA_PKT_TYPE_IPV6_FRAG_TCP \ + (0x0020000000000000 | DPAA_PKT_TYPE_IPV6_FRAG) +#define DPAA_PKT_TYPE_IPV4_FRAG_UDP \ + (0x0040000000000000 | DPAA_PKT_TYPE_IPV4_FRAG) +#define DPAA_PKT_TYPE_IPV6_FRAG_UDP \ + (0x0040000000000000 | DPAA_PKT_TYPE_IPV6_FRAG) +#define DPAA_PKT_TYPE_IPV4_FRAG_SCTP \ + (0x0080000000000000 | DPAA_PKT_TYPE_IPV4_FRAG) +#define DPAA_PKT_TYPE_IPV6_FRAG_SCTP \ + (0x0080000000000000 | DPAA_PKT_TYPE_IPV6_FRAG) +#define DPAA_PKT_TYPE_IPV4_EXT_UDP \ + (0x0040000000000000 | DPAA_PKT_TYPE_IPV4_EXT) +#define DPAA_PKT_TYPE_IPV6_EXT_UDP \ + (0x0040000000000000 | DPAA_PKT_TYPE_IPV6_EXT) +#define DPAA_PKT_TYPE_IPV4_EXT_TCP \ + (0x0020000000000000 | DPAA_PKT_TYPE_IPV4_EXT) +#define DPAA_PKT_TYPE_IPV6_EXT_TCP \ + (0x0020000000000000 | DPAA_PKT_TYPE_IPV6_EXT) +#define DPAA_PKT_TYPE_TUNNEL_4_4 \ + (0x0000000800000000 | DPAA_PKT_TYPE_IPV4) +#define DPAA_PKT_TYPE_TUNNEL_6_6 \ + (0x0000000400000000 | DPAA_PKT_TYPE_IPV6) +#define DPAA_PKT_TYPE_TUNNEL_4_6 \ + (0x0000000400000000 | DPAA_PKT_TYPE_IPV4) +#define DPAA_PKT_TYPE_TUNNEL_6_4 \ + (0x0000000800000000 | DPAA_PKT_TYPE_IPV6) +#define DPAA_PKT_TYPE_TUNNEL_4_4_UDP \ + (0x0040000000000000 | DPAA_PKT_TYPE_TUNNEL_4_4) +#define DPAA_PKT_TYPE_TUNNEL_6_6_UDP \ + (0x0040000000000000 | DPAA_PKT_TYPE_TUNNEL_6_6) +#define DPAA_PKT_TYPE_TUNNEL_4_6_UDP \ + (0x0040000000000000 | DPAA_PKT_TYPE_TUNNEL_4_6) +#define DPAA_PKT_TYPE_TUNNEL_6_4_UDP \ + (0x0040000000000000 | DPAA_PKT_TYPE_TUNNEL_6_4) +#define DPAA_PKT_TYPE_TUNNEL_4_4_TCP \ + (0x0020000000000000 | DPAA_PKT_TYPE_TUNNEL_4_4) +#define DPAA_PKT_TYPE_TUNNEL_6_6_TCP \ + (0x0020000000000000 | DPAA_PKT_TYPE_TUNNEL_6_6) +#define DPAA_PKT_TYPE_TUNNEL_4_6_TCP \ + (0x0020000000000000 | DPAA_PKT_TYPE_TUNNEL_4_6) +#define DPAA_PKT_TYPE_TUNNEL_6_4_TCP \ + (0x0020000000000000 | DPAA_PKT_TYPE_TUNNEL_6_4) +#define DPAA_PKT_L3_LEN_SHIFT 7 + +/** + * FMan parse result array + */ +struct dpaa_eth_parse_results_t { + uint8_t lpid; /**< Logical port id */ + uint8_t shimr; /**< Shim header result */ + union { + uint16_t l2r; /**< Layer 2 result */ + struct { +#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ + uint16_t ethernet:1; + uint16_t vlan:1; + uint16_t llc_snap:1; + uint16_t mpls:1; + uint16_t ppoe_ppp:1; + uint16_t unused_1:3; + uint16_t unknown_eth_proto:1; + uint16_t eth_frame_type:2; + uint16_t l2r_err:5; + /*00-unicast, 01-multicast, 11-broadcast*/ +#else + uint16_t l2r_err:5; + uint16_t eth_frame_type:2; + uint16_t unknown_eth_proto:1; + uint16_t unused_1:3; + uint16_t ppoe_ppp:1; + uint16_t mpls:1; + uint16_t llc_snap:1; + uint16_t vlan:1; + uint16_t ethernet:1; +#endif + } __attribute__((__packed__)); + } __attribute__((__packed__)); + union { + uint16_t l3r; /**< Layer 3 result */ + struct { +#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ + uint16_t first_ipv4:1; + uint16_t first_ipv6:1; + uint16_t gre:1; + uint16_t min_enc:1; + uint16_t last_ipv4:1; + uint16_t last_ipv6:1; + uint16_t first_info_err:1;/*0 info, 1 error*/ + uint16_t first_ip_err_code:5; + uint16_t last_info_err:1; /*0 info, 1 error*/ + uint16_t last_ip_err_code:3; +#else + uint16_t last_ip_err_code:3; + uint16_t last_info_err:1; /*0 info, 1 error*/ + uint16_t first_ip_err_code:5; + uint16_t first_info_err:1;/*0 info, 1 error*/ + uint16_t last_ipv6:1; + uint16_t last_ipv4:1; + uint16_t min_enc:1; + uint16_t gre:1; + uint16_t first_ipv6:1; + uint16_t first_ipv4:1; +#endif + } __attribute__((__packed__)); + } __attribute__((__packed__)); + union { + uint8_t l4r; /**< Layer 4 result */ + struct{ +#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__ + uint8_t l4_type:3; + uint8_t l4_info_err:1; + uint8_t l4_result:4; + /* if type IPSec: 1 ESP, 2 AH */ +#else + uint8_t l4_result:4; + /* if type IPSec: 1 ESP, 2 AH */ + uint8_t l4_info_err:1; + uint8_t l4_type:3; +#endif + } __attribute__((__packed__)); + } __attribute__((__packed__)); + uint8_t cplan; /**< Classification plan id */ + uint16_t nxthdr; /**< Next Header */ + uint16_t cksum; /**< Checksum */ + uint32_t lcv; /**< LCV */ + uint8_t shim_off[3]; /**< Shim offset */ + uint8_t eth_off; /**< ETH offset */ + uint8_t llc_snap_off; /**< LLC_SNAP offset */ + uint8_t vlan_off[2]; /**< VLAN offset */ + uint8_t etype_off; /**< ETYPE offset */ + uint8_t pppoe_off; /**< PPP offset */ + uint8_t mpls_off[2]; /**< MPLS offset */ + uint8_t ip_off[2]; /**< IP offset */ + uint8_t gre_off; /**< GRE offset */ + uint8_t l4_off; /**< Layer 4 offset */ + uint8_t nxthdr_off; /**< Parser end point */ +} __attribute__ ((__packed__)); + +/* The structure is the Prepended Data to the Frame which is used by FMAN */ +struct annotations_t { + uint8_t reserved[DEFAULT_RX_ICEOF]; + struct dpaa_eth_parse_results_t parse; /**< Pointer to Parsed result*/ + uint64_t reserved1; + uint64_t hash; /**< Hash Result */ +}; + +#define GET_ANNOTATIONS(_buf) \ + (struct annotations_t *)(_buf) + +#define GET_RX_PRS(_buf) \ + (struct dpaa_eth_parse_results_t *)((uint8_t *)(_buf) + \ + DEFAULT_RX_ICEOF) + +#define GET_TX_PRS(_buf) \ + (struct dpaa_eth_parse_results_t *)((uint8_t *)(_buf) + \ + DEFAULT_TX_ICEOF) + +uint16_t dpaa_eth_queue_rx(void *q, struct rte_mbuf **bufs, uint16_t nb_bufs); + +uint16_t dpaa_eth_queue_tx(void *q, struct rte_mbuf **bufs, uint16_t nb_bufs); + +uint16_t dpaa_eth_tx_drop_all(void *q __rte_unused, + struct rte_mbuf **bufs __rte_unused, + uint16_t nb_bufs __rte_unused); + +struct rte_mbuf *dpaa_eth_sg_to_mbuf(struct qm_fd *fd, uint32_t ifid); + +int dpaa_eth_mbuf_to_sg_fd(struct rte_mbuf *mbuf, + struct qm_fd *fd, + uint32_t bpid); + +#endif |