aboutsummaryrefslogtreecommitdiff
path: root/include/linux/qed/qed_eth_if.h
blob: a1310482c4ede5625ce92033a8a2790d87acc1b4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
/* QLogic qed NIC Driver
 * Copyright (c) 2015-2017  QLogic Corporation
 *
 * This software is available to you under a choice of one of two
 * licenses.  You may choose to be licensed under the terms of the GNU
 * General Public License (GPL) Version 2, available from the file
 * COPYING in the main directory of this source tree, or the
 * OpenIB.org BSD license below:
 *
 *     Redistribution and use in source and binary forms, with or
 *     without modification, are permitted provided that the following
 *     conditions are met:
 *
 *      - Redistributions of source code must retain the above
 *        copyright notice, this list of conditions and the following
 *        disclaimer.
 *
 *      - Redistributions in binary form must reproduce the above
 *        copyright notice, this list of conditions and the following
 *        disclaimer in the documentation and /or other materials
 *        provided with the distribution.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#ifndef _QED_ETH_IF_H
#define _QED_ETH_IF_H

#include <linux/list.h>
#include <linux/if_link.h>
#include <linux/qed/eth_common.h>
#include <linux/qed/qed_if.h>
#include <linux/qed/qed_iov_if.h>

/* 64 max queues * (1 rx + 4 tx-cos + 1 xdp) */
#define QED_MIN_L2_CONS (2 + NUM_PHYS_TCS_4PORT_K2)
#define QED_MAX_L2_CONS (64 * (QED_MIN_L2_CONS))

struct qed_queue_start_common_params {
	/* Should always be relative to entity sending this. */
	u8 vport_id;
	u16 queue_id;

	/* Relative, but relevant only for PFs */
	u8 stats_id;

	struct qed_sb_info *p_sb;
	u8 sb_idx;

	u8 tc;
};

struct qed_rxq_start_ret_params {
	void __iomem *p_prod;
	void *p_handle;
};

struct qed_txq_start_ret_params {
	void __iomem *p_doorbell;
	void *p_handle;
};

enum qed_filter_config_mode {
	QED_FILTER_CONFIG_MODE_DISABLE,
	QED_FILTER_CONFIG_MODE_5_TUPLE,
	QED_FILTER_CONFIG_MODE_L4_PORT,
	QED_FILTER_CONFIG_MODE_IP_DEST,
	QED_FILTER_CONFIG_MODE_IP_SRC,
};

struct qed_ntuple_filter_params {
	/* Physically mapped address containing header of buffer to be used
	 * as filter.
	 */
	dma_addr_t addr;

	/* Length of header in bytes */
	u16 length;

	/* Relative queue-id to receive classified packet */
#define QED_RFS_NTUPLE_QID_RSS ((u16)-1)
	u16 qid;

	/* Identifier can either be according to vport-id or vfid */
	bool b_is_vf;
	u8 vport_id;
	u8 vf_id;

	/* true iff this filter is to be added. Else to be removed */
	bool b_is_add;

	/* If flow needs to be dropped */
	bool b_is_drop;
};

struct qed_dev_eth_info {
	struct qed_dev_info common;

	u8	num_queues;
	u8	num_tc;

	u8	port_mac[ETH_ALEN];
	u16	num_vlan_filters;
	u16	num_mac_filters;

	/* Legacy VF - this affects the datapath, so qede has to know */
	bool is_legacy;

	/* Might depend on available resources [in case of VF] */
	bool xdp_supported;
};

struct qed_update_vport_rss_params {
	void	*rss_ind_table[128];
	u32	rss_key[10];
	u8	rss_caps;
};

struct qed_update_vport_params {
	u8 vport_id;
	u8 update_vport_active_flg;
	u8 vport_active_flg;
	u8 update_tx_switching_flg;
	u8 tx_switching_flg;
	u8 update_accept_any_vlan_flg;
	u8 accept_any_vlan;
	u8 update_rss_flg;
	struct qed_update_vport_rss_params rss_params;
};

struct qed_start_vport_params {
	bool remove_inner_vlan;
	bool handle_ptp_pkts;
	bool gro_enable;
	bool drop_ttl0;
	u8 vport_id;
	u16 mtu;
	bool clear_stats;
};

enum qed_filter_rx_mode_type {
	QED_FILTER_RX_MODE_TYPE_REGULAR,
	QED_FILTER_RX_MODE_TYPE_MULTI_PROMISC,
	QED_FILTER_RX_MODE_TYPE_PROMISC,
};

enum qed_filter_xcast_params_type {
	QED_FILTER_XCAST_TYPE_ADD,
	QED_FILTER_XCAST_TYPE_DEL,
	QED_FILTER_XCAST_TYPE_REPLACE,
};

struct qed_filter_ucast_params {
	enum qed_filter_xcast_params_type type;
	u8 vlan_valid;
	u16 vlan;
	u8 mac_valid;
	unsigned char mac[ETH_ALEN];
};

struct qed_filter_mcast_params {
	enum qed_filter_xcast_params_type type;
	u8 num;
	unsigned char mac[64][ETH_ALEN];
};

union qed_filter_type_params {
	enum qed_filter_rx_mode_type accept_flags;
	struct qed_filter_ucast_params ucast;
	struct qed_filter_mcast_params mcast;
};

enum qed_filter_type {
	QED_FILTER_TYPE_UCAST,
	QED_FILTER_TYPE_MCAST,
	QED_FILTER_TYPE_RX_MODE,
	QED_MAX_FILTER_TYPES,
};

struct qed_filter_params {
	enum qed_filter_type type;
	union qed_filter_type_params filter;
};

struct qed_tunn_params {
	u16 vxlan_port;
	u8 update_vxlan_port;
	u16 geneve_port;
	u8 update_geneve_port;
};

struct qed_eth_cb_ops {
	struct qed_common_cb_ops common;
	void (*force_mac) (void *dev, u8 *mac, bool forced);
	void (*ports_update)(void *dev, u16 vxlan_port, u16 geneve_port);
};

#define QED_MAX_PHC_DRIFT_PPB   291666666

enum qed_ptp_filter_type {
	QED_PTP_FILTER_NONE,
	QED_PTP_FILTER_ALL,
	QED_PTP_FILTER_V1_L4_EVENT,
	QED_PTP_FILTER_V1_L4_GEN,
	QED_PTP_FILTER_V2_L4_EVENT,
	QED_PTP_FILTER_V2_L4_GEN,
	QED_PTP_FILTER_V2_L2_EVENT,
	QED_PTP_FILTER_V2_L2_GEN,
	QED_PTP_FILTER_V2_EVENT,
	QED_PTP_FILTER_V2_GEN
};

enum qed_ptp_hwtstamp_tx_type {
	QED_PTP_HWTSTAMP_TX_OFF,
	QED_PTP_HWTSTAMP_TX_ON,
};

#ifdef CONFIG_DCB
/* Prototype declaration of qed_eth_dcbnl_ops should match with the declaration
 * of dcbnl_rtnl_ops structure.
 */
struct qed_eth_dcbnl_ops {
	/* IEEE 802.1Qaz std */
	int (*ieee_getpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
	int (*ieee_setpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
	int (*ieee_getets)(struct qed_dev *cdev, struct ieee_ets *ets);
	int (*ieee_setets)(struct qed_dev *cdev, struct ieee_ets *ets);
	int (*ieee_peer_getets)(struct qed_dev *cdev, struct ieee_ets *ets);
	int (*ieee_peer_getpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
	int (*ieee_getapp)(struct qed_dev *cdev, struct dcb_app *app);
	int (*ieee_setapp)(struct qed_dev *cdev, struct dcb_app *app);

	/* CEE std */
	u8 (*getstate)(struct qed_dev *cdev);
	u8 (*setstate)(struct qed_dev *cdev, u8 state);
	void (*getpgtccfgtx)(struct qed_dev *cdev, int prio, u8 *prio_type,
			     u8 *pgid, u8 *bw_pct, u8 *up_map);
	void (*getpgbwgcfgtx)(struct qed_dev *cdev, int pgid, u8 *bw_pct);
	void (*getpgtccfgrx)(struct qed_dev *cdev, int prio, u8 *prio_type,
			     u8 *pgid, u8 *bw_pct, u8 *up_map);
	void (*getpgbwgcfgrx)(struct qed_dev *cdev, int pgid, u8 *bw_pct);
	void (*getpfccfg)(struct qed_dev *cdev, int prio, u8 *setting);
	void (*setpfccfg)(struct qed_dev *cdev, int prio, u8 setting);
	u8 (*getcap)(struct qed_dev *cdev, int capid, u8 *cap);
	int (*getnumtcs)(struct qed_dev *cdev, int tcid, u8 *num);
	u8 (*getpfcstate)(struct qed_dev *cdev);
	int (*getapp)(struct qed_dev *cdev, u8 idtype, u16 id);
	u8 (*getfeatcfg)(struct qed_dev *cdev, int featid, u8 *flags);

	/* DCBX configuration */
	u8 (*getdcbx)(struct qed_dev *cdev);
	void (*setpgtccfgtx)(struct qed_dev *cdev, int prio,
			     u8 pri_type, u8 pgid, u8 bw_pct, u8 up_map);
	void (*setpgtccfgrx)(struct qed_dev *cdev, int prio,
			     u8 pri_type, u8 pgid, u8 bw_pct, u8 up_map);
	void (*setpgbwgcfgtx)(struct qed_dev *cdev, int pgid, u8 bw_pct);
	void (*setpgbwgcfgrx)(struct qed_dev *cdev, int pgid, u8 bw_pct);
	u8 (*setall)(struct qed_dev *cdev);
	int (*setnumtcs)(struct qed_dev *cdev, int tcid, u8 num);
	void (*setpfcstate)(struct qed_dev *cdev, u8 state);
	int (*setapp)(struct qed_dev *cdev, u8 idtype, u16 idval, u8 up);
	u8 (*setdcbx)(struct qed_dev *cdev, u8 state);
	u8 (*setfeatcfg)(struct qed_dev *cdev, int featid, u8 flags);

	/* Peer apps */
	int (*peer_getappinfo)(struct qed_dev *cdev,
			       struct dcb_peer_app_info *info,
			       u16 *app_count);
	int (*peer_getapptable)(struct qed_dev *cdev, struct dcb_app *table);

	/* CEE peer */
	int (*cee_peer_getpfc)(struct qed_dev *cdev, struct cee_pfc *pfc);
	int (*cee_peer_getpg)(struct qed_dev *cdev, struct cee_pg *pg);
};
#endif

struct qed_eth_ptp_ops {
	int (*cfg_filters)(struct qed_dev *, enum qed_ptp_filter_type,
			   enum qed_ptp_hwtstamp_tx_type);
	int (*read_rx_ts)(struct qed_dev *, u64 *);
	int (*read_tx_ts)(struct qed_dev *, u64 *);
	int (*read_cc)(struct qed_dev *, u64 *);
	int (*disable)(struct qed_dev *);
	int (*adjfreq)(struct qed_dev *, s32);
	int (*enable)(struct qed_dev *);
};

struct qed_eth_ops {
	const struct qed_common_ops *common;
#ifdef CONFIG_QED_SRIOV
	const struct qed_iov_hv_ops *iov;
#endif
#ifdef CONFIG_DCB
	const struct qed_eth_dcbnl_ops *dcb;
#endif
	const struct qed_eth_ptp_ops *ptp;

	int (*fill_dev_info)(struct qed_dev *cdev,
			     struct qed_dev_eth_info *info);

	void (*register_ops)(struct qed_dev *cdev,
			     struct qed_eth_cb_ops *ops,
			     void *cookie);

	 bool(*check_mac) (struct qed_dev *cdev, u8 *mac);

	int (*vport_start)(struct qed_dev *cdev,
			   struct qed_start_vport_params *params);

	int (*vport_stop)(struct qed_dev *cdev,
			  u8 vport_id);

	int (*vport_update)(struct qed_dev *cdev,
			    struct qed_update_vport_params *params);

	int (*q_rx_start)(struct qed_dev *cdev,
			  u8 rss_num,
			  struct qed_queue_start_common_params *params,
			  u16 bd_max_bytes,
			  dma_addr_t bd_chain_phys_addr,
			  dma_addr_t cqe_pbl_addr,
			  u16 cqe_pbl_size,
			  struct qed_rxq_start_ret_params *ret_params);

	int (*q_rx_stop)(struct qed_dev *cdev, u8 rss_id, void *handle);

	int (*q_tx_start)(struct qed_dev *cdev,
			  u8 rss_num,
			  struct qed_queue_start_common_params *params,
			  dma_addr_t pbl_addr,
			  u16 pbl_size,
			  struct qed_txq_start_ret_params *ret_params);

	int (*q_tx_stop)(struct qed_dev *cdev, u8 rss_id, void *handle);

	int (*filter_config)(struct qed_dev *cdev,
			     struct qed_filter_params *params);

	int (*fastpath_stop)(struct qed_dev *cdev);

	int (*eth_cqe_completion)(struct qed_dev *cdev,
				  u8 rss_id,
				  struct eth_slow_path_rx_cqe *cqe);

	void (*get_vport_stats)(struct qed_dev *cdev,
				struct qed_eth_stats *stats);

	int (*tunn_config)(struct qed_dev *cdev,
			   struct qed_tunn_params *params);

	int (*ntuple_filter_config)(struct qed_dev *cdev,
				    void *cookie,
				    struct qed_ntuple_filter_params *params);

	int (*configure_arfs_searcher)(struct qed_dev *cdev,
				       enum qed_filter_config_mode mode);
	int (*get_coalesce)(struct qed_dev *cdev, u16 *coal, void *handle);
	int (*req_bulletin_update_mac)(struct qed_dev *cdev, u8 *mac);
};

const struct qed_eth_ops *qed_get_eth_ops(void);
void qed_put_eth_ops(void);

#endif