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Linux kernel mirror (for testing)
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1/* QLogic qed NIC Driver
2 * Copyright (c) 2015-2017 QLogic Corporation
3 *
4 * This software is available to you under a choice of one of two
5 * licenses. You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * OpenIB.org BSD license below:
9 *
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
12 * conditions are met:
13 *
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
16 * disclaimer.
17 *
18 * - Redistributions in binary form must reproduce the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer in the documentation and /or other materials
21 * provided with the distribution.
22 *
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
30 * SOFTWARE.
31 */
32
33#ifndef _QED_ETH_IF_H
34#define _QED_ETH_IF_H
35
36#include <linux/list.h>
37#include <linux/if_link.h>
38#include <linux/qed/eth_common.h>
39#include <linux/qed/qed_if.h>
40#include <linux/qed/qed_iov_if.h>
41
42struct qed_queue_start_common_params {
43 /* Should always be relative to entity sending this. */
44 u8 vport_id;
45 u16 queue_id;
46
47 /* Relative, but relevant only for PFs */
48 u8 stats_id;
49
50 struct qed_sb_info *p_sb;
51 u8 sb_idx;
52};
53
54struct qed_rxq_start_ret_params {
55 void __iomem *p_prod;
56 void *p_handle;
57};
58
59struct qed_txq_start_ret_params {
60 void __iomem *p_doorbell;
61 void *p_handle;
62};
63
64struct qed_dev_eth_info {
65 struct qed_dev_info common;
66
67 u8 num_queues;
68 u8 num_tc;
69
70 u8 port_mac[ETH_ALEN];
71 u16 num_vlan_filters;
72 u16 num_mac_filters;
73
74 /* Legacy VF - this affects the datapath, so qede has to know */
75 bool is_legacy;
76
77 /* Might depend on available resources [in case of VF] */
78 bool xdp_supported;
79};
80
81struct qed_update_vport_rss_params {
82 void *rss_ind_table[128];
83 u32 rss_key[10];
84 u8 rss_caps;
85};
86
87struct qed_update_vport_params {
88 u8 vport_id;
89 u8 update_vport_active_flg;
90 u8 vport_active_flg;
91 u8 update_tx_switching_flg;
92 u8 tx_switching_flg;
93 u8 update_accept_any_vlan_flg;
94 u8 accept_any_vlan;
95 u8 update_rss_flg;
96 struct qed_update_vport_rss_params rss_params;
97};
98
99struct qed_start_vport_params {
100 bool remove_inner_vlan;
101 bool handle_ptp_pkts;
102 bool gro_enable;
103 bool drop_ttl0;
104 u8 vport_id;
105 u16 mtu;
106 bool clear_stats;
107};
108
109enum qed_filter_rx_mode_type {
110 QED_FILTER_RX_MODE_TYPE_REGULAR,
111 QED_FILTER_RX_MODE_TYPE_MULTI_PROMISC,
112 QED_FILTER_RX_MODE_TYPE_PROMISC,
113};
114
115enum qed_filter_xcast_params_type {
116 QED_FILTER_XCAST_TYPE_ADD,
117 QED_FILTER_XCAST_TYPE_DEL,
118 QED_FILTER_XCAST_TYPE_REPLACE,
119};
120
121struct qed_filter_ucast_params {
122 enum qed_filter_xcast_params_type type;
123 u8 vlan_valid;
124 u16 vlan;
125 u8 mac_valid;
126 unsigned char mac[ETH_ALEN];
127};
128
129struct qed_filter_mcast_params {
130 enum qed_filter_xcast_params_type type;
131 u8 num;
132 unsigned char mac[64][ETH_ALEN];
133};
134
135union qed_filter_type_params {
136 enum qed_filter_rx_mode_type accept_flags;
137 struct qed_filter_ucast_params ucast;
138 struct qed_filter_mcast_params mcast;
139};
140
141enum qed_filter_type {
142 QED_FILTER_TYPE_UCAST,
143 QED_FILTER_TYPE_MCAST,
144 QED_FILTER_TYPE_RX_MODE,
145 QED_MAX_FILTER_TYPES,
146};
147
148struct qed_filter_params {
149 enum qed_filter_type type;
150 union qed_filter_type_params filter;
151};
152
153struct qed_tunn_params {
154 u16 vxlan_port;
155 u8 update_vxlan_port;
156 u16 geneve_port;
157 u8 update_geneve_port;
158};
159
160struct qed_eth_cb_ops {
161 struct qed_common_cb_ops common;
162 void (*force_mac) (void *dev, u8 *mac, bool forced);
163 void (*ports_update)(void *dev, u16 vxlan_port, u16 geneve_port);
164};
165
166#define QED_MAX_PHC_DRIFT_PPB 291666666
167
168enum qed_ptp_filter_type {
169 QED_PTP_FILTER_NONE,
170 QED_PTP_FILTER_ALL,
171 QED_PTP_FILTER_V1_L4_EVENT,
172 QED_PTP_FILTER_V1_L4_GEN,
173 QED_PTP_FILTER_V2_L4_EVENT,
174 QED_PTP_FILTER_V2_L4_GEN,
175 QED_PTP_FILTER_V2_L2_EVENT,
176 QED_PTP_FILTER_V2_L2_GEN,
177 QED_PTP_FILTER_V2_EVENT,
178 QED_PTP_FILTER_V2_GEN
179};
180
181enum qed_ptp_hwtstamp_tx_type {
182 QED_PTP_HWTSTAMP_TX_OFF,
183 QED_PTP_HWTSTAMP_TX_ON,
184};
185
186#ifdef CONFIG_DCB
187/* Prototype declaration of qed_eth_dcbnl_ops should match with the declaration
188 * of dcbnl_rtnl_ops structure.
189 */
190struct qed_eth_dcbnl_ops {
191 /* IEEE 802.1Qaz std */
192 int (*ieee_getpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
193 int (*ieee_setpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
194 int (*ieee_getets)(struct qed_dev *cdev, struct ieee_ets *ets);
195 int (*ieee_setets)(struct qed_dev *cdev, struct ieee_ets *ets);
196 int (*ieee_peer_getets)(struct qed_dev *cdev, struct ieee_ets *ets);
197 int (*ieee_peer_getpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
198 int (*ieee_getapp)(struct qed_dev *cdev, struct dcb_app *app);
199 int (*ieee_setapp)(struct qed_dev *cdev, struct dcb_app *app);
200
201 /* CEE std */
202 u8 (*getstate)(struct qed_dev *cdev);
203 u8 (*setstate)(struct qed_dev *cdev, u8 state);
204 void (*getpgtccfgtx)(struct qed_dev *cdev, int prio, u8 *prio_type,
205 u8 *pgid, u8 *bw_pct, u8 *up_map);
206 void (*getpgbwgcfgtx)(struct qed_dev *cdev, int pgid, u8 *bw_pct);
207 void (*getpgtccfgrx)(struct qed_dev *cdev, int prio, u8 *prio_type,
208 u8 *pgid, u8 *bw_pct, u8 *up_map);
209 void (*getpgbwgcfgrx)(struct qed_dev *cdev, int pgid, u8 *bw_pct);
210 void (*getpfccfg)(struct qed_dev *cdev, int prio, u8 *setting);
211 void (*setpfccfg)(struct qed_dev *cdev, int prio, u8 setting);
212 u8 (*getcap)(struct qed_dev *cdev, int capid, u8 *cap);
213 int (*getnumtcs)(struct qed_dev *cdev, int tcid, u8 *num);
214 u8 (*getpfcstate)(struct qed_dev *cdev);
215 int (*getapp)(struct qed_dev *cdev, u8 idtype, u16 id);
216 u8 (*getfeatcfg)(struct qed_dev *cdev, int featid, u8 *flags);
217
218 /* DCBX configuration */
219 u8 (*getdcbx)(struct qed_dev *cdev);
220 void (*setpgtccfgtx)(struct qed_dev *cdev, int prio,
221 u8 pri_type, u8 pgid, u8 bw_pct, u8 up_map);
222 void (*setpgtccfgrx)(struct qed_dev *cdev, int prio,
223 u8 pri_type, u8 pgid, u8 bw_pct, u8 up_map);
224 void (*setpgbwgcfgtx)(struct qed_dev *cdev, int pgid, u8 bw_pct);
225 void (*setpgbwgcfgrx)(struct qed_dev *cdev, int pgid, u8 bw_pct);
226 u8 (*setall)(struct qed_dev *cdev);
227 int (*setnumtcs)(struct qed_dev *cdev, int tcid, u8 num);
228 void (*setpfcstate)(struct qed_dev *cdev, u8 state);
229 int (*setapp)(struct qed_dev *cdev, u8 idtype, u16 idval, u8 up);
230 u8 (*setdcbx)(struct qed_dev *cdev, u8 state);
231 u8 (*setfeatcfg)(struct qed_dev *cdev, int featid, u8 flags);
232
233 /* Peer apps */
234 int (*peer_getappinfo)(struct qed_dev *cdev,
235 struct dcb_peer_app_info *info,
236 u16 *app_count);
237 int (*peer_getapptable)(struct qed_dev *cdev, struct dcb_app *table);
238
239 /* CEE peer */
240 int (*cee_peer_getpfc)(struct qed_dev *cdev, struct cee_pfc *pfc);
241 int (*cee_peer_getpg)(struct qed_dev *cdev, struct cee_pg *pg);
242};
243#endif
244
245struct qed_eth_ptp_ops {
246 int (*cfg_filters)(struct qed_dev *, enum qed_ptp_filter_type,
247 enum qed_ptp_hwtstamp_tx_type);
248 int (*read_rx_ts)(struct qed_dev *, u64 *);
249 int (*read_tx_ts)(struct qed_dev *, u64 *);
250 int (*read_cc)(struct qed_dev *, u64 *);
251 int (*disable)(struct qed_dev *);
252 int (*adjfreq)(struct qed_dev *, s32);
253 int (*enable)(struct qed_dev *);
254};
255
256struct qed_eth_ops {
257 const struct qed_common_ops *common;
258#ifdef CONFIG_QED_SRIOV
259 const struct qed_iov_hv_ops *iov;
260#endif
261#ifdef CONFIG_DCB
262 const struct qed_eth_dcbnl_ops *dcb;
263#endif
264 const struct qed_eth_ptp_ops *ptp;
265
266 int (*fill_dev_info)(struct qed_dev *cdev,
267 struct qed_dev_eth_info *info);
268
269 void (*register_ops)(struct qed_dev *cdev,
270 struct qed_eth_cb_ops *ops,
271 void *cookie);
272
273 bool(*check_mac) (struct qed_dev *cdev, u8 *mac);
274
275 int (*vport_start)(struct qed_dev *cdev,
276 struct qed_start_vport_params *params);
277
278 int (*vport_stop)(struct qed_dev *cdev,
279 u8 vport_id);
280
281 int (*vport_update)(struct qed_dev *cdev,
282 struct qed_update_vport_params *params);
283
284 int (*q_rx_start)(struct qed_dev *cdev,
285 u8 rss_num,
286 struct qed_queue_start_common_params *params,
287 u16 bd_max_bytes,
288 dma_addr_t bd_chain_phys_addr,
289 dma_addr_t cqe_pbl_addr,
290 u16 cqe_pbl_size,
291 struct qed_rxq_start_ret_params *ret_params);
292
293 int (*q_rx_stop)(struct qed_dev *cdev, u8 rss_id, void *handle);
294
295 int (*q_tx_start)(struct qed_dev *cdev,
296 u8 rss_num,
297 struct qed_queue_start_common_params *params,
298 dma_addr_t pbl_addr,
299 u16 pbl_size,
300 struct qed_txq_start_ret_params *ret_params);
301
302 int (*q_tx_stop)(struct qed_dev *cdev, u8 rss_id, void *handle);
303
304 int (*filter_config)(struct qed_dev *cdev,
305 struct qed_filter_params *params);
306
307 int (*fastpath_stop)(struct qed_dev *cdev);
308
309 int (*eth_cqe_completion)(struct qed_dev *cdev,
310 u8 rss_id,
311 struct eth_slow_path_rx_cqe *cqe);
312
313 void (*get_vport_stats)(struct qed_dev *cdev,
314 struct qed_eth_stats *stats);
315
316 int (*tunn_config)(struct qed_dev *cdev,
317 struct qed_tunn_params *params);
318
319 int (*ntuple_filter_config)(struct qed_dev *cdev, void *cookie,
320 dma_addr_t mapping, u16 length,
321 u16 vport_id, u16 rx_queue_id,
322 bool add_filter);
323
324 int (*configure_arfs_searcher)(struct qed_dev *cdev,
325 bool en_searcher);
326};
327
328const struct qed_eth_ops *qed_get_eth_ops(void);
329void qed_put_eth_ops(void);
330
331#endif