xref: /dpdk/drivers/net/dpaa/dpaa_ethdev.h (revision d81734caccade4dc17d24d2ffd8b71244d35a69f)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  *
3  *   Copyright (c) 2014-2016 Freescale Semiconductor, Inc. All rights reserved.
4  *   Copyright 2017 NXP
5  *
6  */
7 #ifndef __DPAA_ETHDEV_H__
8 #define __DPAA_ETHDEV_H__
9 
10 /* System headers */
11 #include <stdbool.h>
12 #include <rte_ethdev.h>
13 
14 #include <fsl_usd.h>
15 #include <fsl_qman.h>
16 #include <fsl_bman.h>
17 #include <of.h>
18 #include <netcfg.h>
19 
20 /* DPAA SoC identifier; If this is not available, it can be concluded
21  * that board is non-DPAA. Single slot is currently supported.
22  */
23 #define DPAA_SOC_ID_FILE		"sys/devices/soc0/soc_id"
24 
25 #define DPAA_MBUF_HW_ANNOTATION		64
26 #define DPAA_FD_PTA_SIZE		64
27 
28 #if (DPAA_MBUF_HW_ANNOTATION + DPAA_FD_PTA_SIZE) > RTE_PKTMBUF_HEADROOM
29 #error "Annotation requirement is more than RTE_PKTMBUF_HEADROOM"
30 #endif
31 
32 /* we will re-use the HEADROOM for annotation in RX */
33 #define DPAA_HW_BUF_RESERVE	0
34 #define DPAA_PACKET_LAYOUT_ALIGN	64
35 
36 /* Alignment to use for cpu-local structs to avoid coherency problems. */
37 #define MAX_CACHELINE			64
38 
39 #define DPAA_MIN_RX_BUF_SIZE 512
40 #define DPAA_MAX_RX_PKT_LEN  10240
41 
42 /* RX queue tail drop threshold
43  * currently considering 32 KB packets.
44  */
45 #define CONG_THRESHOLD_RX_Q  (32 * 1024)
46 
47 /*max mac filter for memac(8) including primary mac addr*/
48 #define DPAA_MAX_MAC_FILTER (MEMAC_NUM_OF_PADDRS + 1)
49 
50 /*Maximum number of slots available in TX ring*/
51 #define MAX_TX_RING_SLOTS	8
52 
53 /* PCD frame queues */
54 #define DPAA_PCD_FQID_START		0x400
55 #define DPAA_PCD_FQID_MULTIPLIER	0x100
56 #define DPAA_DEFAULT_NUM_PCD_QUEUES	1
57 
58 #define DPAA_IF_TX_PRIORITY		3
59 #define DPAA_IF_RX_PRIORITY		4
60 #define DPAA_IF_DEBUG_PRIORITY		7
61 
62 #define DPAA_IF_RX_ANNOTATION_STASH	1
63 #define DPAA_IF_RX_DATA_STASH		1
64 #define DPAA_IF_RX_CONTEXT_STASH		0
65 
66 /* Each "debug" FQ is represented by one of these */
67 #define DPAA_DEBUG_FQ_RX_ERROR   0
68 #define DPAA_DEBUG_FQ_TX_ERROR   1
69 
70 #define DPAA_RSS_OFFLOAD_ALL ( \
71 	ETH_RSS_FRAG_IPV4 | \
72 	ETH_RSS_NONFRAG_IPV4_TCP | \
73 	ETH_RSS_NONFRAG_IPV4_UDP | \
74 	ETH_RSS_NONFRAG_IPV4_SCTP | \
75 	ETH_RSS_FRAG_IPV6 | \
76 	ETH_RSS_NONFRAG_IPV6_TCP | \
77 	ETH_RSS_NONFRAG_IPV6_UDP | \
78 	ETH_RSS_NONFRAG_IPV6_SCTP)
79 
80 #define DPAA_TX_CKSUM_OFFLOAD_MASK (             \
81 		PKT_TX_IP_CKSUM |                \
82 		PKT_TX_TCP_CKSUM |               \
83 		PKT_TX_UDP_CKSUM)
84 
85 /* DPAA Frame descriptor macros */
86 
87 #define DPAA_FD_CMD_FCO			0x80000000
88 /**< Frame queue Context Override */
89 #define DPAA_FD_CMD_RPD			0x40000000
90 /**< Read Prepended Data */
91 #define DPAA_FD_CMD_UPD			0x20000000
92 /**< Update Prepended Data */
93 #define DPAA_FD_CMD_DTC			0x10000000
94 /**< Do IP/TCP/UDP Checksum */
95 #define DPAA_FD_CMD_DCL4C		0x10000000
96 /**< Didn't calculate L4 Checksum */
97 #define DPAA_FD_CMD_CFQ			0x00ffffff
98 /**< Confirmation Frame Queue */
99 
100 /* Each network interface is represented by one of these */
101 struct dpaa_if {
102 	int valid;
103 	char *name;
104 	const struct fm_eth_port_cfg *cfg;
105 	struct qman_fq *rx_queues;
106 	struct qman_fq *tx_queues;
107 	struct qman_fq debug_queues[2];
108 	uint16_t nb_rx_queues;
109 	uint16_t nb_tx_queues;
110 	uint32_t ifid;
111 	struct fman_if *fif;
112 	struct dpaa_bp_info *bp_info;
113 	struct rte_eth_fc_conf *fc_conf;
114 };
115 
116 struct dpaa_if_stats {
117 	/* Rx Statistics Counter */
118 	uint64_t reoct;		/**<Rx Eth Octets Counter */
119 	uint64_t roct;		/**<Rx Octet Counters */
120 	uint64_t raln;		/**<Rx Alignment Error Counter */
121 	uint64_t rxpf;		/**<Rx valid Pause Frame */
122 	uint64_t rfrm;		/**<Rx Frame counter */
123 	uint64_t rfcs;		/**<Rx frame check seq error */
124 	uint64_t rvlan;		/**<Rx Vlan Frame Counter */
125 	uint64_t rerr;		/**<Rx Frame error */
126 	uint64_t ruca;		/**<Rx Unicast */
127 	uint64_t rmca;		/**<Rx Multicast */
128 	uint64_t rbca;		/**<Rx Broadcast */
129 	uint64_t rdrp;		/**<Rx Dropped Packet */
130 	uint64_t rpkt;		/**<Rx packet */
131 	uint64_t rund;		/**<Rx undersized packets */
132 	uint32_t res_x[14];
133 	uint64_t rovr;		/**<Rx oversized but good */
134 	uint64_t rjbr;		/**<Rx oversized with bad csum */
135 	uint64_t rfrg;		/**<Rx fragment Packet */
136 	uint64_t rcnp;		/**<Rx control packets (0x8808 */
137 	uint64_t rdrntp;	/**<Rx dropped due to FIFO overflow */
138 	uint32_t res01d0[12];
139 	/* Tx Statistics Counter */
140 	uint64_t teoct;		/**<Tx eth octets */
141 	uint64_t toct;		/**<Tx Octets */
142 	uint32_t res0210[2];
143 	uint64_t txpf;		/**<Tx valid pause frame */
144 	uint64_t tfrm;		/**<Tx frame counter */
145 	uint64_t tfcs;		/**<Tx FCS error */
146 	uint64_t tvlan;		/**<Tx Vlan Frame */
147 	uint64_t terr;		/**<Tx frame error */
148 	uint64_t tuca;		/**<Tx Unicast */
149 	uint64_t tmca;		/**<Tx Multicast */
150 	uint64_t tbca;		/**<Tx Broadcast */
151 	uint32_t res0258[2];
152 	uint64_t tpkt;		/**<Tx Packet */
153 	uint64_t tund;		/**<Tx Undersized */
154 };
155 
156 #endif
157