xref: /dpdk/drivers/net/dpaa/dpaa_ethdev.h (revision 89f0711f9ddfb5822da9d34f384b92f72a61c4dc)
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_driver.h>
13 #include <rte_event_eth_rx_adapter.h>
14 
15 #include <fsl_usd.h>
16 #include <fsl_qman.h>
17 #include <fsl_bman.h>
18 #include <of.h>
19 #include <netcfg.h>
20 
21 #define DPAA_MBUF_HW_ANNOTATION		64
22 #define DPAA_FD_PTA_SIZE		64
23 
24 #if (DPAA_MBUF_HW_ANNOTATION + DPAA_FD_PTA_SIZE) > RTE_PKTMBUF_HEADROOM
25 #error "Annotation requirement is more than RTE_PKTMBUF_HEADROOM"
26 #endif
27 
28 /* mbuf->seqn will be used to store event entry index for
29  * driver specific usage. For parallel mode queues, invalid
30  * index will be set and for atomic mode queues, valid value
31  * ranging from 1 to 16.
32  */
33 #define DPAA_INVALID_MBUF_SEQN  0
34 
35 /* we will re-use the HEADROOM for annotation in RX */
36 #define DPAA_HW_BUF_RESERVE	0
37 #define DPAA_PACKET_LAYOUT_ALIGN	64
38 
39 /* Alignment to use for cpu-local structs to avoid coherency problems. */
40 #define MAX_CACHELINE			64
41 
42 #define DPAA_MIN_RX_BUF_SIZE 512
43 #define DPAA_MAX_RX_PKT_LEN  10240
44 
45 /* RX queue tail drop threshold (CGR Based) in frame count */
46 #define CGR_RX_PERFQ_THRESH 256
47 
48 /*max mac filter for memac(8) including primary mac addr*/
49 #define DPAA_MAX_MAC_FILTER (MEMAC_NUM_OF_PADDRS + 1)
50 
51 /*Maximum number of slots available in TX ring*/
52 #define DPAA_TX_BURST_SIZE	7
53 
54 #ifndef VLAN_TAG_SIZE
55 #define VLAN_TAG_SIZE   4 /** < Vlan Header Length */
56 #endif
57 
58 /* PCD frame queues */
59 #define DPAA_PCD_FQID_START		0x400
60 #define DPAA_PCD_FQID_MULTIPLIER	0x100
61 #define DPAA_DEFAULT_NUM_PCD_QUEUES	1
62 #define DPAA_MAX_NUM_PCD_QUEUES		32
63 
64 #define DPAA_IF_TX_PRIORITY		3
65 #define DPAA_IF_RX_PRIORITY		0
66 #define DPAA_IF_DEBUG_PRIORITY		7
67 
68 #define DPAA_IF_RX_ANNOTATION_STASH	1
69 #define DPAA_IF_RX_DATA_STASH		1
70 #define DPAA_IF_RX_CONTEXT_STASH		0
71 
72 /* Each "debug" FQ is represented by one of these */
73 #define DPAA_DEBUG_FQ_RX_ERROR   0
74 #define DPAA_DEBUG_FQ_TX_ERROR   1
75 
76 #define DPAA_RSS_OFFLOAD_ALL ( \
77 	ETH_RSS_FRAG_IPV4 | \
78 	ETH_RSS_NONFRAG_IPV4_TCP | \
79 	ETH_RSS_NONFRAG_IPV4_UDP | \
80 	ETH_RSS_NONFRAG_IPV4_SCTP | \
81 	ETH_RSS_FRAG_IPV6 | \
82 	ETH_RSS_NONFRAG_IPV6_TCP | \
83 	ETH_RSS_NONFRAG_IPV6_UDP | \
84 	ETH_RSS_NONFRAG_IPV6_SCTP)
85 
86 #define DPAA_TX_CKSUM_OFFLOAD_MASK (             \
87 		PKT_TX_IP_CKSUM |                \
88 		PKT_TX_TCP_CKSUM |               \
89 		PKT_TX_UDP_CKSUM)
90 
91 /* DPAA Frame descriptor macros */
92 
93 #define DPAA_FD_CMD_FCO			0x80000000
94 /**< Frame queue Context Override */
95 #define DPAA_FD_CMD_RPD			0x40000000
96 /**< Read Prepended Data */
97 #define DPAA_FD_CMD_UPD			0x20000000
98 /**< Update Prepended Data */
99 #define DPAA_FD_CMD_DTC			0x10000000
100 /**< Do IP/TCP/UDP Checksum */
101 #define DPAA_FD_CMD_DCL4C		0x10000000
102 /**< Didn't calculate L4 Checksum */
103 #define DPAA_FD_CMD_CFQ			0x00ffffff
104 /**< Confirmation Frame Queue */
105 
106 /* Each network interface is represented by one of these */
107 struct dpaa_if {
108 	int valid;
109 	char *name;
110 	const struct fm_eth_port_cfg *cfg;
111 	struct qman_fq *rx_queues;
112 	struct qman_cgr *cgr_rx;
113 	struct qman_fq *tx_queues;
114 	struct qman_fq debug_queues[2];
115 	uint16_t nb_rx_queues;
116 	uint16_t nb_tx_queues;
117 	uint32_t ifid;
118 	struct fman_if *fif;
119 	struct dpaa_bp_info *bp_info;
120 	struct rte_eth_fc_conf *fc_conf;
121 };
122 
123 struct dpaa_if_stats {
124 	/* Rx Statistics Counter */
125 	uint64_t reoct;		/**<Rx Eth Octets Counter */
126 	uint64_t roct;		/**<Rx Octet Counters */
127 	uint64_t raln;		/**<Rx Alignment Error Counter */
128 	uint64_t rxpf;		/**<Rx valid Pause Frame */
129 	uint64_t rfrm;		/**<Rx Frame counter */
130 	uint64_t rfcs;		/**<Rx frame check seq error */
131 	uint64_t rvlan;		/**<Rx Vlan Frame Counter */
132 	uint64_t rerr;		/**<Rx Frame error */
133 	uint64_t ruca;		/**<Rx Unicast */
134 	uint64_t rmca;		/**<Rx Multicast */
135 	uint64_t rbca;		/**<Rx Broadcast */
136 	uint64_t rdrp;		/**<Rx Dropped Packet */
137 	uint64_t rpkt;		/**<Rx packet */
138 	uint64_t rund;		/**<Rx undersized packets */
139 	uint32_t res_x[14];
140 	uint64_t rovr;		/**<Rx oversized but good */
141 	uint64_t rjbr;		/**<Rx oversized with bad csum */
142 	uint64_t rfrg;		/**<Rx fragment Packet */
143 	uint64_t rcnp;		/**<Rx control packets (0x8808 */
144 	uint64_t rdrntp;	/**<Rx dropped due to FIFO overflow */
145 	uint32_t res01d0[12];
146 	/* Tx Statistics Counter */
147 	uint64_t teoct;		/**<Tx eth octets */
148 	uint64_t toct;		/**<Tx Octets */
149 	uint32_t res0210[2];
150 	uint64_t txpf;		/**<Tx valid pause frame */
151 	uint64_t tfrm;		/**<Tx frame counter */
152 	uint64_t tfcs;		/**<Tx FCS error */
153 	uint64_t tvlan;		/**<Tx Vlan Frame */
154 	uint64_t terr;		/**<Tx frame error */
155 	uint64_t tuca;		/**<Tx Unicast */
156 	uint64_t tmca;		/**<Tx Multicast */
157 	uint64_t tbca;		/**<Tx Broadcast */
158 	uint32_t res0258[2];
159 	uint64_t tpkt;		/**<Tx Packet */
160 	uint64_t tund;		/**<Tx Undersized */
161 };
162 
163 int __rte_experimental dpaa_eth_eventq_attach(const struct rte_eth_dev *dev,
164 			   int eth_rx_queue_id,
165 		u16 ch_id,
166 		const struct rte_event_eth_rx_adapter_queue_conf *queue_conf);
167 
168 int __rte_experimental dpaa_eth_eventq_detach(const struct rte_eth_dev *dev,
169 			   int eth_rx_queue_id);
170 
171 enum qman_cb_dqrr_result
172 dpaa_rx_cb_parallel(void *event,
173 		    struct qman_portal *qm __always_unused,
174 		    struct qman_fq *fq,
175 		    const struct qm_dqrr_entry *dqrr,
176 		    void **bufs);
177 enum qman_cb_dqrr_result
178 dpaa_rx_cb_atomic(void *event,
179 		  struct qman_portal *qm __always_unused,
180 		  struct qman_fq *fq,
181 		  const struct qm_dqrr_entry *dqrr,
182 		  void **bufs);
183 
184 #endif
185