xref: /dpdk/drivers/net/dpaa2/dpaa2_ethdev.h (revision 3bb3ebb51b789d4ecb417cbdb1dce5c7211f6f18)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  *
3  *   Copyright (c) 2015-2016 Freescale Semiconductor, Inc. All rights reserved.
4  *   Copyright 2016-2021 NXP
5  *
6  */
7 
8 #ifndef _DPAA2_ETHDEV_H
9 #define _DPAA2_ETHDEV_H
10 
11 #include <rte_event_eth_rx_adapter.h>
12 #include <rte_pmd_dpaa2.h>
13 
14 #include <dpaa2_hw_pvt.h>
15 #include "dpaa2_tm.h"
16 
17 #include <mc/fsl_dpni.h>
18 #include <mc/fsl_mc_sys.h>
19 
20 #define DPAA2_MIN_RX_BUF_SIZE 512
21 #define DPAA2_MAX_RX_PKT_LEN  10240 /*WRIOP support*/
22 
23 #define MAX_TCS			DPNI_MAX_TC
24 #define MAX_RX_QUEUES		128
25 #define MAX_TX_QUEUES		16
26 #define MAX_DPNI		8
27 
28 #define DPAA2_RX_DEFAULT_NBDESC 512
29 
30 #define DPAA2_ETH_MAX_LEN (RTE_ETHER_MTU + \
31 			   RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN + \
32 			   VLAN_TAG_SIZE)
33 
34 /*default tc to be used for ,congestion, distribution etc configuration. */
35 #define DPAA2_DEF_TC		0
36 
37 /* Threshold for a Tx queue to *Enter* Congestion state.
38  */
39 #define CONG_ENTER_TX_THRESHOLD   512
40 
41 /* Threshold for a queue to *Exit* Congestion state.
42  */
43 #define CONG_EXIT_TX_THRESHOLD    480
44 
45 #define CONG_RETRY_COUNT 18000
46 
47 /* RX queue tail drop threshold
48  * currently considering 64 KB packets
49  */
50 #define CONG_THRESHOLD_RX_BYTES_Q  (64 * 1024)
51 #define CONG_RX_OAL	128
52 
53 /* Size of the input SMMU mapped memory required by MC */
54 #define DIST_PARAM_IOVA_SIZE 256
55 
56 /* Enable TX Congestion control support
57  * default is disable
58  */
59 #define DPAA2_TX_CGR_OFF	0x01
60 
61 /* Disable RX tail drop, default is enable */
62 #define DPAA2_RX_TAILDROP_OFF	0x04
63 /* Tx confirmation enabled */
64 #define DPAA2_TX_CONF_ENABLE	0x08
65 
66 #define DPAA2_RSS_OFFLOAD_ALL ( \
67 	ETH_RSS_L2_PAYLOAD | \
68 	ETH_RSS_IP | \
69 	ETH_RSS_UDP | \
70 	ETH_RSS_TCP | \
71 	ETH_RSS_SCTP | \
72 	ETH_RSS_MPLS)
73 
74 /* LX2 FRC Parsed values (Little Endian) */
75 #define DPAA2_PKT_TYPE_ETHER		0x0060
76 #define DPAA2_PKT_TYPE_IPV4		0x0000
77 #define DPAA2_PKT_TYPE_IPV6		0x0020
78 #define DPAA2_PKT_TYPE_IPV4_EXT \
79 			(0x0001 | DPAA2_PKT_TYPE_IPV4)
80 #define DPAA2_PKT_TYPE_IPV6_EXT \
81 			(0x0001 | DPAA2_PKT_TYPE_IPV6)
82 #define DPAA2_PKT_TYPE_IPV4_TCP \
83 			(0x000e | DPAA2_PKT_TYPE_IPV4)
84 #define DPAA2_PKT_TYPE_IPV6_TCP \
85 			(0x000e | DPAA2_PKT_TYPE_IPV6)
86 #define DPAA2_PKT_TYPE_IPV4_UDP \
87 			(0x0010 | DPAA2_PKT_TYPE_IPV4)
88 #define DPAA2_PKT_TYPE_IPV6_UDP \
89 			(0x0010 | DPAA2_PKT_TYPE_IPV6)
90 #define DPAA2_PKT_TYPE_IPV4_SCTP	\
91 			(0x000f | DPAA2_PKT_TYPE_IPV4)
92 #define DPAA2_PKT_TYPE_IPV6_SCTP	\
93 			(0x000f | DPAA2_PKT_TYPE_IPV6)
94 #define DPAA2_PKT_TYPE_IPV4_ICMP \
95 			(0x0003 | DPAA2_PKT_TYPE_IPV4_EXT)
96 #define DPAA2_PKT_TYPE_IPV6_ICMP \
97 			(0x0003 | DPAA2_PKT_TYPE_IPV6_EXT)
98 #define DPAA2_PKT_TYPE_VLAN_1		0x0160
99 #define DPAA2_PKT_TYPE_VLAN_2		0x0260
100 
101 /* enable timestamp in mbuf*/
102 extern bool dpaa2_enable_ts[];
103 extern uint64_t dpaa2_timestamp_rx_dynflag;
104 extern int dpaa2_timestamp_dynfield_offset;
105 
106 #define DPAA2_QOS_TABLE_RECONFIGURE	1
107 #define DPAA2_FS_TABLE_RECONFIGURE	2
108 
109 #define DPAA2_QOS_TABLE_IPADDR_EXTRACT 4
110 #define DPAA2_FS_TABLE_IPADDR_EXTRACT 8
111 
112 #define DPAA2_FLOW_MAX_KEY_SIZE		16
113 
114 /*Externaly defined*/
115 extern const struct rte_flow_ops dpaa2_flow_ops;
116 extern enum rte_filter_type dpaa2_filter_type;
117 
118 extern const struct rte_tm_ops dpaa2_tm_ops;
119 
120 extern bool dpaa2_enable_err_queue;
121 
122 #define IP_ADDRESS_OFFSET_INVALID (-1)
123 
124 struct dpaa2_key_info {
125 	uint8_t key_offset[DPKG_MAX_NUM_OF_EXTRACTS];
126 	uint8_t key_size[DPKG_MAX_NUM_OF_EXTRACTS];
127 	/* Special for IP address. */
128 	int ipv4_src_offset;
129 	int ipv4_dst_offset;
130 	int ipv6_src_offset;
131 	int ipv6_dst_offset;
132 	uint8_t key_total_size;
133 };
134 
135 struct dpaa2_key_extract {
136 	struct dpkg_profile_cfg dpkg;
137 	struct dpaa2_key_info key_info;
138 };
139 
140 struct extract_s {
141 	struct dpaa2_key_extract qos_key_extract;
142 	struct dpaa2_key_extract tc_key_extract[MAX_TCS];
143 	uint64_t qos_extract_param;
144 	uint64_t tc_extract_param[MAX_TCS];
145 };
146 
147 struct dpaa2_dev_priv {
148 	void *hw;
149 	int32_t hw_id;
150 	int32_t qdid;
151 	uint16_t token;
152 	uint8_t nb_tx_queues;
153 	uint8_t nb_rx_queues;
154 	uint32_t options;
155 	void *rx_vq[MAX_RX_QUEUES];
156 	void *tx_vq[MAX_TX_QUEUES];
157 	struct dpaa2_bp_list *bp_list; /**<Attached buffer pool list */
158 	void *tx_conf_vq[MAX_TX_QUEUES];
159 	void *rx_err_vq;
160 	uint8_t flags; /*dpaa2 config flags */
161 	uint8_t max_mac_filters;
162 	uint8_t max_vlan_filters;
163 	uint8_t num_rx_tc;
164 	uint16_t qos_entries;
165 	uint16_t fs_entries;
166 	uint8_t dist_queues;
167 	uint8_t en_ordered;
168 	uint8_t en_loose_ordered;
169 	uint8_t max_cgs;
170 	uint8_t cgid_in_use[MAX_RX_QUEUES];
171 
172 	struct extract_s extract;
173 
174 	uint16_t ss_offset;
175 	uint64_t ss_iova;
176 	uint64_t ss_param_iova;
177 	/*stores timestamp of last received packet on dev*/
178 	uint64_t rx_timestamp;
179 	/*stores timestamp of last received tx confirmation packet on dev*/
180 	uint64_t tx_timestamp;
181 	/* stores pointer to next tx_conf queue that should be processed,
182 	 * it corresponds to last packet transmitted
183 	 */
184 	struct dpaa2_queue *next_tx_conf_queue;
185 
186 	struct rte_eth_dev *eth_dev; /**< Pointer back to holding ethdev */
187 
188 	LIST_HEAD(, rte_flow) flows; /**< Configured flow rule handles. */
189 	LIST_HEAD(nodes, dpaa2_tm_node) nodes;
190 	LIST_HEAD(shaper_profiles, dpaa2_tm_shaper_profile) shaper_profiles;
191 };
192 
193 int dpaa2_distset_to_dpkg_profile_cfg(uint64_t req_dist_set,
194 				      struct dpkg_profile_cfg *kg_cfg);
195 
196 int dpaa2_setup_flow_dist(struct rte_eth_dev *eth_dev,
197 		uint64_t req_dist_set, int tc_index);
198 
199 int dpaa2_remove_flow_dist(struct rte_eth_dev *eth_dev,
200 			   uint8_t tc_index);
201 
202 int dpaa2_attach_bp_list(struct dpaa2_dev_priv *priv, void *blist);
203 
204 __rte_internal
205 int dpaa2_eth_eventq_attach(const struct rte_eth_dev *dev,
206 		int eth_rx_queue_id,
207 		struct dpaa2_dpcon_dev *dpcon,
208 		const struct rte_event_eth_rx_adapter_queue_conf *queue_conf);
209 
210 __rte_internal
211 int dpaa2_eth_eventq_detach(const struct rte_eth_dev *dev,
212 		int eth_rx_queue_id);
213 
214 uint16_t dpaa2_dev_rx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts);
215 
216 uint16_t dpaa2_dev_loopback_rx(void *queue, struct rte_mbuf **bufs,
217 				uint16_t nb_pkts);
218 
219 uint16_t dpaa2_dev_prefetch_rx(void *queue, struct rte_mbuf **bufs,
220 			       uint16_t nb_pkts);
221 void dpaa2_dev_process_parallel_event(struct qbman_swp *swp,
222 				      const struct qbman_fd *fd,
223 				      const struct qbman_result *dq,
224 				      struct dpaa2_queue *rxq,
225 				      struct rte_event *ev);
226 void dpaa2_dev_process_atomic_event(struct qbman_swp *swp,
227 				    const struct qbman_fd *fd,
228 				    const struct qbman_result *dq,
229 				    struct dpaa2_queue *rxq,
230 				    struct rte_event *ev);
231 void dpaa2_dev_process_ordered_event(struct qbman_swp *swp,
232 				     const struct qbman_fd *fd,
233 				     const struct qbman_result *dq,
234 				     struct dpaa2_queue *rxq,
235 				     struct rte_event *ev);
236 uint16_t dpaa2_dev_tx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts);
237 uint16_t dpaa2_dev_tx_ordered(void *queue, struct rte_mbuf **bufs,
238 			      uint16_t nb_pkts);
239 uint16_t dummy_dev_tx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts);
240 void dpaa2_dev_free_eqresp_buf(uint16_t eqresp_ci);
241 void dpaa2_flow_clean(struct rte_eth_dev *dev);
242 uint16_t dpaa2_dev_tx_conf(void *queue)  __rte_unused;
243 
244 int dpaa2_timesync_enable(struct rte_eth_dev *dev);
245 int dpaa2_timesync_disable(struct rte_eth_dev *dev);
246 int dpaa2_timesync_read_time(struct rte_eth_dev *dev,
247 					struct timespec *timestamp);
248 int dpaa2_timesync_write_time(struct rte_eth_dev *dev,
249 					const struct timespec *timestamp);
250 int dpaa2_timesync_adjust_time(struct rte_eth_dev *dev, int64_t delta);
251 int dpaa2_timesync_read_rx_timestamp(struct rte_eth_dev *dev,
252 						struct timespec *timestamp,
253 						uint32_t flags __rte_unused);
254 int dpaa2_timesync_read_tx_timestamp(struct rte_eth_dev *dev,
255 					  struct timespec *timestamp);
256 #endif /* _DPAA2_ETHDEV_H */
257