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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 /* These are always absolute */
51 u16 sb;
52 u8 sb_idx;
53};
54
55struct qed_rxq_start_ret_params {
56 void __iomem *p_prod;
57 void *p_handle;
58};
59
60struct qed_txq_start_ret_params {
61 void __iomem *p_doorbell;
62 void *p_handle;
63};
64
65struct qed_dev_eth_info {
66 struct qed_dev_info common;
67
68 u8 num_queues;
69 u8 num_tc;
70
71 u8 port_mac[ETH_ALEN];
72 u16 num_vlan_filters;
73 u16 num_mac_filters;
74
75 /* Legacy VF - this affects the datapath, so qede has to know */
76 bool is_legacy;
77};
78
79struct qed_update_vport_rss_params {
80 void *rss_ind_table[128];
81 u32 rss_key[10];
82 u8 rss_caps;
83};
84
85struct qed_update_vport_params {
86 u8 vport_id;
87 u8 update_vport_active_flg;
88 u8 vport_active_flg;
89 u8 update_tx_switching_flg;
90 u8 tx_switching_flg;
91 u8 update_accept_any_vlan_flg;
92 u8 accept_any_vlan;
93 u8 update_rss_flg;
94 struct qed_update_vport_rss_params rss_params;
95};
96
97struct qed_start_vport_params {
98 bool remove_inner_vlan;
99 bool handle_ptp_pkts;
100 bool gro_enable;
101 bool drop_ttl0;
102 u8 vport_id;
103 u16 mtu;
104 bool clear_stats;
105};
106
107enum qed_filter_rx_mode_type {
108 QED_FILTER_RX_MODE_TYPE_REGULAR,
109 QED_FILTER_RX_MODE_TYPE_MULTI_PROMISC,
110 QED_FILTER_RX_MODE_TYPE_PROMISC,
111};
112
113enum qed_filter_xcast_params_type {
114 QED_FILTER_XCAST_TYPE_ADD,
115 QED_FILTER_XCAST_TYPE_DEL,
116 QED_FILTER_XCAST_TYPE_REPLACE,
117};
118
119struct qed_filter_ucast_params {
120 enum qed_filter_xcast_params_type type;
121 u8 vlan_valid;
122 u16 vlan;
123 u8 mac_valid;
124 unsigned char mac[ETH_ALEN];
125};
126
127struct qed_filter_mcast_params {
128 enum qed_filter_xcast_params_type type;
129 u8 num;
130 unsigned char mac[64][ETH_ALEN];
131};
132
133union qed_filter_type_params {
134 enum qed_filter_rx_mode_type accept_flags;
135 struct qed_filter_ucast_params ucast;
136 struct qed_filter_mcast_params mcast;
137};
138
139enum qed_filter_type {
140 QED_FILTER_TYPE_UCAST,
141 QED_FILTER_TYPE_MCAST,
142 QED_FILTER_TYPE_RX_MODE,
143 QED_MAX_FILTER_TYPES,
144};
145
146struct qed_filter_params {
147 enum qed_filter_type type;
148 union qed_filter_type_params filter;
149};
150
151struct qed_tunn_params {
152 u16 vxlan_port;
153 u8 update_vxlan_port;
154 u16 geneve_port;
155 u8 update_geneve_port;
156};
157
158struct qed_eth_cb_ops {
159 struct qed_common_cb_ops common;
160 void (*force_mac) (void *dev, u8 *mac, bool forced);
161};
162
163#define QED_MAX_PHC_DRIFT_PPB 291666666
164
165enum qed_ptp_filter_type {
166 QED_PTP_FILTER_L2,
167 QED_PTP_FILTER_IPV4,
168 QED_PTP_FILTER_IPV4_IPV6,
169 QED_PTP_FILTER_L2_IPV4_IPV6
170};
171
172#ifdef CONFIG_DCB
173/* Prototype declaration of qed_eth_dcbnl_ops should match with the declaration
174 * of dcbnl_rtnl_ops structure.
175 */
176struct qed_eth_dcbnl_ops {
177 /* IEEE 802.1Qaz std */
178 int (*ieee_getpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
179 int (*ieee_setpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
180 int (*ieee_getets)(struct qed_dev *cdev, struct ieee_ets *ets);
181 int (*ieee_setets)(struct qed_dev *cdev, struct ieee_ets *ets);
182 int (*ieee_peer_getets)(struct qed_dev *cdev, struct ieee_ets *ets);
183 int (*ieee_peer_getpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
184 int (*ieee_getapp)(struct qed_dev *cdev, struct dcb_app *app);
185 int (*ieee_setapp)(struct qed_dev *cdev, struct dcb_app *app);
186
187 /* CEE std */
188 u8 (*getstate)(struct qed_dev *cdev);
189 u8 (*setstate)(struct qed_dev *cdev, u8 state);
190 void (*getpgtccfgtx)(struct qed_dev *cdev, int prio, u8 *prio_type,
191 u8 *pgid, u8 *bw_pct, u8 *up_map);
192 void (*getpgbwgcfgtx)(struct qed_dev *cdev, int pgid, u8 *bw_pct);
193 void (*getpgtccfgrx)(struct qed_dev *cdev, int prio, u8 *prio_type,
194 u8 *pgid, u8 *bw_pct, u8 *up_map);
195 void (*getpgbwgcfgrx)(struct qed_dev *cdev, int pgid, u8 *bw_pct);
196 void (*getpfccfg)(struct qed_dev *cdev, int prio, u8 *setting);
197 void (*setpfccfg)(struct qed_dev *cdev, int prio, u8 setting);
198 u8 (*getcap)(struct qed_dev *cdev, int capid, u8 *cap);
199 int (*getnumtcs)(struct qed_dev *cdev, int tcid, u8 *num);
200 u8 (*getpfcstate)(struct qed_dev *cdev);
201 int (*getapp)(struct qed_dev *cdev, u8 idtype, u16 id);
202 u8 (*getfeatcfg)(struct qed_dev *cdev, int featid, u8 *flags);
203
204 /* DCBX configuration */
205 u8 (*getdcbx)(struct qed_dev *cdev);
206 void (*setpgtccfgtx)(struct qed_dev *cdev, int prio,
207 u8 pri_type, u8 pgid, u8 bw_pct, u8 up_map);
208 void (*setpgtccfgrx)(struct qed_dev *cdev, int prio,
209 u8 pri_type, u8 pgid, u8 bw_pct, u8 up_map);
210 void (*setpgbwgcfgtx)(struct qed_dev *cdev, int pgid, u8 bw_pct);
211 void (*setpgbwgcfgrx)(struct qed_dev *cdev, int pgid, u8 bw_pct);
212 u8 (*setall)(struct qed_dev *cdev);
213 int (*setnumtcs)(struct qed_dev *cdev, int tcid, u8 num);
214 void (*setpfcstate)(struct qed_dev *cdev, u8 state);
215 int (*setapp)(struct qed_dev *cdev, u8 idtype, u16 idval, u8 up);
216 u8 (*setdcbx)(struct qed_dev *cdev, u8 state);
217 u8 (*setfeatcfg)(struct qed_dev *cdev, int featid, u8 flags);
218
219 /* Peer apps */
220 int (*peer_getappinfo)(struct qed_dev *cdev,
221 struct dcb_peer_app_info *info,
222 u16 *app_count);
223 int (*peer_getapptable)(struct qed_dev *cdev, struct dcb_app *table);
224
225 /* CEE peer */
226 int (*cee_peer_getpfc)(struct qed_dev *cdev, struct cee_pfc *pfc);
227 int (*cee_peer_getpg)(struct qed_dev *cdev, struct cee_pg *pg);
228};
229#endif
230
231struct qed_eth_ptp_ops {
232 int (*hwtstamp_tx_on)(struct qed_dev *);
233 int (*cfg_rx_filters)(struct qed_dev *, enum qed_ptp_filter_type);
234 int (*read_rx_ts)(struct qed_dev *, u64 *);
235 int (*read_tx_ts)(struct qed_dev *, u64 *);
236 int (*read_cc)(struct qed_dev *, u64 *);
237 int (*disable)(struct qed_dev *);
238 int (*adjfreq)(struct qed_dev *, s32);
239 int (*enable)(struct qed_dev *);
240};
241
242struct qed_eth_ops {
243 const struct qed_common_ops *common;
244#ifdef CONFIG_QED_SRIOV
245 const struct qed_iov_hv_ops *iov;
246#endif
247#ifdef CONFIG_DCB
248 const struct qed_eth_dcbnl_ops *dcb;
249#endif
250 const struct qed_eth_ptp_ops *ptp;
251
252 int (*fill_dev_info)(struct qed_dev *cdev,
253 struct qed_dev_eth_info *info);
254
255 void (*register_ops)(struct qed_dev *cdev,
256 struct qed_eth_cb_ops *ops,
257 void *cookie);
258
259 bool(*check_mac) (struct qed_dev *cdev, u8 *mac);
260
261 int (*vport_start)(struct qed_dev *cdev,
262 struct qed_start_vport_params *params);
263
264 int (*vport_stop)(struct qed_dev *cdev,
265 u8 vport_id);
266
267 int (*vport_update)(struct qed_dev *cdev,
268 struct qed_update_vport_params *params);
269
270 int (*q_rx_start)(struct qed_dev *cdev,
271 u8 rss_num,
272 struct qed_queue_start_common_params *params,
273 u16 bd_max_bytes,
274 dma_addr_t bd_chain_phys_addr,
275 dma_addr_t cqe_pbl_addr,
276 u16 cqe_pbl_size,
277 struct qed_rxq_start_ret_params *ret_params);
278
279 int (*q_rx_stop)(struct qed_dev *cdev, u8 rss_id, void *handle);
280
281 int (*q_tx_start)(struct qed_dev *cdev,
282 u8 rss_num,
283 struct qed_queue_start_common_params *params,
284 dma_addr_t pbl_addr,
285 u16 pbl_size,
286 struct qed_txq_start_ret_params *ret_params);
287
288 int (*q_tx_stop)(struct qed_dev *cdev, u8 rss_id, void *handle);
289
290 int (*filter_config)(struct qed_dev *cdev,
291 struct qed_filter_params *params);
292
293 int (*fastpath_stop)(struct qed_dev *cdev);
294
295 int (*eth_cqe_completion)(struct qed_dev *cdev,
296 u8 rss_id,
297 struct eth_slow_path_rx_cqe *cqe);
298
299 void (*get_vport_stats)(struct qed_dev *cdev,
300 struct qed_eth_stats *stats);
301
302 int (*tunn_config)(struct qed_dev *cdev,
303 struct qed_tunn_params *params);
304};
305
306const struct qed_eth_ops *qed_get_eth_ops(void);
307void qed_put_eth_ops(void);
308
309#endif