1 /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
2 /* QLogic qed NIC Driver
3 * Copyright (c) 2015-2017 QLogic Corporation
4 * Copyright (c) 2019-2020 Marvell International Ltd.
5 */
6
7 #ifndef _QED_ETH_IF_H
8 #define _QED_ETH_IF_H
9
10 #include <linux/list.h>
11 #include <linux/if_link.h>
12 #include <linux/qed/eth_common.h>
13 #include <linux/qed/qed_if.h>
14 #include <linux/qed/qed_iov_if.h>
15
16 /* 64 max queues * (1 rx + 4 tx-cos + 1 xdp) */
17 #define QED_MIN_L2_CONS (2 + NUM_PHYS_TCS_4PORT_K2)
18 #define QED_MAX_L2_CONS (64 * (QED_MIN_L2_CONS))
19
20 struct qed_queue_start_common_params {
21 /* Should always be relative to entity sending this. */
22 u8 vport_id;
23 u16 queue_id;
24
25 /* Relative, but relevant only for PFs */
26 u8 stats_id;
27
28 struct qed_sb_info *p_sb;
29 u8 sb_idx;
30
31 u8 tc;
32 };
33
34 struct qed_rxq_start_ret_params {
35 void __iomem *p_prod;
36 void *p_handle;
37 };
38
39 struct qed_txq_start_ret_params {
40 void __iomem *p_doorbell;
41 void *p_handle;
42 };
43
44 enum qed_filter_config_mode {
45 QED_FILTER_CONFIG_MODE_DISABLE,
46 QED_FILTER_CONFIG_MODE_5_TUPLE,
47 QED_FILTER_CONFIG_MODE_L4_PORT,
48 QED_FILTER_CONFIG_MODE_IP_DEST,
49 QED_FILTER_CONFIG_MODE_IP_SRC,
50 };
51
52 struct qed_ntuple_filter_params {
53 /* Physically mapped address containing header of buffer to be used
54 * as filter.
55 */
56 dma_addr_t addr;
57
58 /* Length of header in bytes */
59 u16 length;
60
61 /* Relative queue-id to receive classified packet */
62 #define QED_RFS_NTUPLE_QID_RSS ((u16)-1)
63 u16 qid;
64
65 /* Identifier can either be according to vport-id or vfid */
66 bool b_is_vf;
67 u8 vport_id;
68 u8 vf_id;
69
70 /* true iff this filter is to be added. Else to be removed */
71 bool b_is_add;
72
73 /* If flow needs to be dropped */
74 bool b_is_drop;
75 };
76
77 struct qed_dev_eth_info {
78 struct qed_dev_info common;
79
80 u8 num_queues;
81 u8 num_tc;
82
83 u8 port_mac[ETH_ALEN];
84 u16 num_vlan_filters;
85 u16 num_mac_filters;
86
87 /* Legacy VF - this affects the datapath, so qede has to know */
88 bool is_legacy;
89
90 /* Might depend on available resources [in case of VF] */
91 bool xdp_supported;
92 };
93
94 struct qed_update_vport_rss_params {
95 void *rss_ind_table[128];
96 u32 rss_key[10];
97 u8 rss_caps;
98 };
99
100 struct qed_update_vport_params {
101 u8 vport_id;
102 u8 update_vport_active_flg;
103 u8 vport_active_flg;
104 u8 update_tx_switching_flg;
105 u8 tx_switching_flg;
106 u8 update_accept_any_vlan_flg;
107 u8 accept_any_vlan;
108 u8 update_rss_flg;
109 struct qed_update_vport_rss_params rss_params;
110 };
111
112 struct qed_start_vport_params {
113 bool remove_inner_vlan;
114 bool handle_ptp_pkts;
115 bool gro_enable;
116 bool drop_ttl0;
117 u8 vport_id;
118 u16 mtu;
119 bool clear_stats;
120 };
121
122 enum qed_filter_rx_mode_type {
123 QED_FILTER_RX_MODE_TYPE_REGULAR,
124 QED_FILTER_RX_MODE_TYPE_MULTI_PROMISC,
125 QED_FILTER_RX_MODE_TYPE_PROMISC,
126 };
127
128 enum qed_filter_xcast_params_type {
129 QED_FILTER_XCAST_TYPE_ADD,
130 QED_FILTER_XCAST_TYPE_DEL,
131 QED_FILTER_XCAST_TYPE_REPLACE,
132 };
133
134 struct qed_filter_ucast_params {
135 enum qed_filter_xcast_params_type type;
136 u8 vlan_valid;
137 u16 vlan;
138 u8 mac_valid;
139 unsigned char mac[ETH_ALEN];
140 };
141
142 struct qed_filter_mcast_params {
143 enum qed_filter_xcast_params_type type;
144 u8 num;
145 unsigned char mac[64][ETH_ALEN];
146 };
147
148 enum qed_filter_type {
149 QED_FILTER_TYPE_UCAST,
150 QED_FILTER_TYPE_MCAST,
151 QED_FILTER_TYPE_RX_MODE,
152 QED_MAX_FILTER_TYPES,
153 };
154
155 struct qed_tunn_params {
156 u16 vxlan_port;
157 u8 update_vxlan_port;
158 u16 geneve_port;
159 u8 update_geneve_port;
160 };
161
162 struct qed_eth_cb_ops {
163 struct qed_common_cb_ops common;
164 void (*force_mac) (void *dev, u8 *mac, bool forced);
165 void (*ports_update)(void *dev, u16 vxlan_port, u16 geneve_port);
166 };
167
168 #define QED_MAX_PHC_DRIFT_PPB 291666666
169
170 enum qed_ptp_filter_type {
171 QED_PTP_FILTER_NONE,
172 QED_PTP_FILTER_ALL,
173 QED_PTP_FILTER_V1_L4_EVENT,
174 QED_PTP_FILTER_V1_L4_GEN,
175 QED_PTP_FILTER_V2_L4_EVENT,
176 QED_PTP_FILTER_V2_L4_GEN,
177 QED_PTP_FILTER_V2_L2_EVENT,
178 QED_PTP_FILTER_V2_L2_GEN,
179 QED_PTP_FILTER_V2_EVENT,
180 QED_PTP_FILTER_V2_GEN
181 };
182
183 enum qed_ptp_hwtstamp_tx_type {
184 QED_PTP_HWTSTAMP_TX_OFF,
185 QED_PTP_HWTSTAMP_TX_ON,
186 };
187
188 #ifdef CONFIG_DCB
189 /* Prototype declaration of qed_eth_dcbnl_ops should match with the declaration
190 * of dcbnl_rtnl_ops structure.
191 */
192 struct qed_eth_dcbnl_ops {
193 /* IEEE 802.1Qaz std */
194 int (*ieee_getpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
195 int (*ieee_setpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
196 int (*ieee_getets)(struct qed_dev *cdev, struct ieee_ets *ets);
197 int (*ieee_setets)(struct qed_dev *cdev, struct ieee_ets *ets);
198 int (*ieee_peer_getets)(struct qed_dev *cdev, struct ieee_ets *ets);
199 int (*ieee_peer_getpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
200 int (*ieee_getapp)(struct qed_dev *cdev, struct dcb_app *app);
201 int (*ieee_setapp)(struct qed_dev *cdev, struct dcb_app *app);
202
203 /* CEE std */
204 u8 (*getstate)(struct qed_dev *cdev);
205 u8 (*setstate)(struct qed_dev *cdev, u8 state);
206 void (*getpgtccfgtx)(struct qed_dev *cdev, int prio, u8 *prio_type,
207 u8 *pgid, u8 *bw_pct, u8 *up_map);
208 void (*getpgbwgcfgtx)(struct qed_dev *cdev, int pgid, u8 *bw_pct);
209 void (*getpgtccfgrx)(struct qed_dev *cdev, int prio, u8 *prio_type,
210 u8 *pgid, u8 *bw_pct, u8 *up_map);
211 void (*getpgbwgcfgrx)(struct qed_dev *cdev, int pgid, u8 *bw_pct);
212 void (*getpfccfg)(struct qed_dev *cdev, int prio, u8 *setting);
213 void (*setpfccfg)(struct qed_dev *cdev, int prio, u8 setting);
214 u8 (*getcap)(struct qed_dev *cdev, int capid, u8 *cap);
215 int (*getnumtcs)(struct qed_dev *cdev, int tcid, u8 *num);
216 u8 (*getpfcstate)(struct qed_dev *cdev);
217 int (*getapp)(struct qed_dev *cdev, u8 idtype, u16 id);
218 u8 (*getfeatcfg)(struct qed_dev *cdev, int featid, u8 *flags);
219
220 /* DCBX configuration */
221 u8 (*getdcbx)(struct qed_dev *cdev);
222 void (*setpgtccfgtx)(struct qed_dev *cdev, int prio,
223 u8 pri_type, u8 pgid, u8 bw_pct, u8 up_map);
224 void (*setpgtccfgrx)(struct qed_dev *cdev, int prio,
225 u8 pri_type, u8 pgid, u8 bw_pct, u8 up_map);
226 void (*setpgbwgcfgtx)(struct qed_dev *cdev, int pgid, u8 bw_pct);
227 void (*setpgbwgcfgrx)(struct qed_dev *cdev, int pgid, u8 bw_pct);
228 u8 (*setall)(struct qed_dev *cdev);
229 int (*setnumtcs)(struct qed_dev *cdev, int tcid, u8 num);
230 void (*setpfcstate)(struct qed_dev *cdev, u8 state);
231 int (*setapp)(struct qed_dev *cdev, u8 idtype, u16 idval, u8 up);
232 u8 (*setdcbx)(struct qed_dev *cdev, u8 state);
233 u8 (*setfeatcfg)(struct qed_dev *cdev, int featid, u8 flags);
234
235 /* Peer apps */
236 int (*peer_getappinfo)(struct qed_dev *cdev,
237 struct dcb_peer_app_info *info,
238 u16 *app_count);
239 int (*peer_getapptable)(struct qed_dev *cdev, struct dcb_app *table);
240
241 /* CEE peer */
242 int (*cee_peer_getpfc)(struct qed_dev *cdev, struct cee_pfc *pfc);
243 int (*cee_peer_getpg)(struct qed_dev *cdev, struct cee_pg *pg);
244 };
245 #endif
246
247 struct qed_eth_ptp_ops {
248 int (*cfg_filters)(struct qed_dev *, enum qed_ptp_filter_type,
249 enum qed_ptp_hwtstamp_tx_type);
250 int (*read_rx_ts)(struct qed_dev *, u64 *);
251 int (*read_tx_ts)(struct qed_dev *, u64 *);
252 int (*read_cc)(struct qed_dev *, u64 *);
253 int (*disable)(struct qed_dev *);
254 int (*adjfreq)(struct qed_dev *, s32);
255 int (*enable)(struct qed_dev *);
256 };
257
258 struct qed_eth_ops {
259 const struct qed_common_ops *common;
260 #ifdef CONFIG_QED_SRIOV
261 const struct qed_iov_hv_ops *iov;
262 #endif
263 #ifdef CONFIG_DCB
264 const struct qed_eth_dcbnl_ops *dcb;
265 #endif
266 const struct qed_eth_ptp_ops *ptp;
267
268 int (*fill_dev_info)(struct qed_dev *cdev,
269 struct qed_dev_eth_info *info);
270
271 void (*register_ops)(struct qed_dev *cdev,
272 struct qed_eth_cb_ops *ops,
273 void *cookie);
274
275 bool(*check_mac) (struct qed_dev *cdev, u8 *mac);
276
277 int (*vport_start)(struct qed_dev *cdev,
278 struct qed_start_vport_params *params);
279
280 int (*vport_stop)(struct qed_dev *cdev,
281 u8 vport_id);
282
283 int (*vport_update)(struct qed_dev *cdev,
284 struct qed_update_vport_params *params);
285
286 int (*q_rx_start)(struct qed_dev *cdev,
287 u8 rss_num,
288 struct qed_queue_start_common_params *params,
289 u16 bd_max_bytes,
290 dma_addr_t bd_chain_phys_addr,
291 dma_addr_t cqe_pbl_addr,
292 u16 cqe_pbl_size,
293 struct qed_rxq_start_ret_params *ret_params);
294
295 int (*q_rx_stop)(struct qed_dev *cdev, u8 rss_id, void *handle);
296
297 int (*q_tx_start)(struct qed_dev *cdev,
298 u8 rss_num,
299 struct qed_queue_start_common_params *params,
300 dma_addr_t pbl_addr,
301 u16 pbl_size,
302 struct qed_txq_start_ret_params *ret_params);
303
304 int (*q_tx_stop)(struct qed_dev *cdev, u8 rss_id, void *handle);
305
306 int (*filter_config_rx_mode)(struct qed_dev *cdev,
307 enum qed_filter_rx_mode_type type);
308
309 int (*filter_config_ucast)(struct qed_dev *cdev,
310 struct qed_filter_ucast_params *params);
311
312 int (*filter_config_mcast)(struct qed_dev *cdev,
313 struct qed_filter_mcast_params *params);
314
315 int (*fastpath_stop)(struct qed_dev *cdev);
316
317 int (*eth_cqe_completion)(struct qed_dev *cdev,
318 u8 rss_id,
319 struct eth_slow_path_rx_cqe *cqe);
320
321 void (*get_vport_stats)(struct qed_dev *cdev,
322 struct qed_eth_stats *stats);
323
324 int (*tunn_config)(struct qed_dev *cdev,
325 struct qed_tunn_params *params);
326
327 int (*ntuple_filter_config)(struct qed_dev *cdev,
328 void *cookie,
329 struct qed_ntuple_filter_params *params);
330
331 int (*configure_arfs_searcher)(struct qed_dev *cdev,
332 enum qed_filter_config_mode mode);
333 int (*get_coalesce)(struct qed_dev *cdev, u16 *coal, void *handle);
334 int (*req_bulletin_update_mac)(struct qed_dev *cdev, const u8 *mac);
335 };
336
337 const struct qed_eth_ops *qed_get_eth_ops(void);
338 void qed_put_eth_ops(void);
339
340 #endif
341
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.