1 /* QLogic qed NIC Driver
2 * Copyright (c) 2015-2017 QLogic Corporation
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:
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
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.
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
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>
42 /* 64 max queues * (1 rx + 4 tx-cos + 1 xdp) */
43 #define QED_MIN_L2_CONS (2 + NUM_PHYS_TCS_4PORT_K2)
44 #define QED_MAX_L2_CONS (64 * (QED_MIN_L2_CONS))
46 struct qed_queue_start_common_params {
47 /* Should always be relative to entity sending this. */
51 /* Relative, but relevant only for PFs */
54 struct qed_sb_info *p_sb;
60 struct qed_rxq_start_ret_params {
65 struct qed_txq_start_ret_params {
66 void __iomem *p_doorbell;
70 enum qed_filter_config_mode {
71 QED_FILTER_CONFIG_MODE_DISABLE,
72 QED_FILTER_CONFIG_MODE_5_TUPLE,
73 QED_FILTER_CONFIG_MODE_L4_PORT,
74 QED_FILTER_CONFIG_MODE_IP_DEST,
75 QED_FILTER_CONFIG_MODE_IP_SRC,
78 struct qed_ntuple_filter_params {
79 /* Physically mapped address containing header of buffer to be used
84 /* Length of header in bytes */
87 /* Relative queue-id to receive classified packet */
88 #define QED_RFS_NTUPLE_QID_RSS ((u16)-1)
91 /* Identifier can either be according to vport-id or vfid */
96 /* true iff this filter is to be added. Else to be removed */
99 /* If flow needs to be dropped */
103 struct qed_dev_eth_info {
104 struct qed_dev_info common;
109 u8 port_mac[ETH_ALEN];
110 u16 num_vlan_filters;
113 /* Legacy VF - this affects the datapath, so qede has to know */
116 /* Might depend on available resources [in case of VF] */
120 struct qed_update_vport_rss_params {
121 void *rss_ind_table[128];
126 struct qed_update_vport_params {
128 u8 update_vport_active_flg;
130 u8 update_tx_switching_flg;
132 u8 update_accept_any_vlan_flg;
135 struct qed_update_vport_rss_params rss_params;
138 struct qed_start_vport_params {
139 bool remove_inner_vlan;
140 bool handle_ptp_pkts;
148 enum qed_filter_rx_mode_type {
149 QED_FILTER_RX_MODE_TYPE_REGULAR,
150 QED_FILTER_RX_MODE_TYPE_MULTI_PROMISC,
151 QED_FILTER_RX_MODE_TYPE_PROMISC,
154 enum qed_filter_xcast_params_type {
155 QED_FILTER_XCAST_TYPE_ADD,
156 QED_FILTER_XCAST_TYPE_DEL,
157 QED_FILTER_XCAST_TYPE_REPLACE,
160 struct qed_filter_ucast_params {
161 enum qed_filter_xcast_params_type type;
165 unsigned char mac[ETH_ALEN];
168 struct qed_filter_mcast_params {
169 enum qed_filter_xcast_params_type type;
171 unsigned char mac[64][ETH_ALEN];
174 union qed_filter_type_params {
175 enum qed_filter_rx_mode_type accept_flags;
176 struct qed_filter_ucast_params ucast;
177 struct qed_filter_mcast_params mcast;
180 enum qed_filter_type {
181 QED_FILTER_TYPE_UCAST,
182 QED_FILTER_TYPE_MCAST,
183 QED_FILTER_TYPE_RX_MODE,
184 QED_MAX_FILTER_TYPES,
187 struct qed_filter_params {
188 enum qed_filter_type type;
189 union qed_filter_type_params filter;
192 struct qed_tunn_params {
194 u8 update_vxlan_port;
196 u8 update_geneve_port;
199 struct qed_eth_cb_ops {
200 struct qed_common_cb_ops common;
201 void (*force_mac) (void *dev, u8 *mac, bool forced);
202 void (*ports_update)(void *dev, u16 vxlan_port, u16 geneve_port);
205 #define QED_MAX_PHC_DRIFT_PPB 291666666
207 enum qed_ptp_filter_type {
210 QED_PTP_FILTER_V1_L4_EVENT,
211 QED_PTP_FILTER_V1_L4_GEN,
212 QED_PTP_FILTER_V2_L4_EVENT,
213 QED_PTP_FILTER_V2_L4_GEN,
214 QED_PTP_FILTER_V2_L2_EVENT,
215 QED_PTP_FILTER_V2_L2_GEN,
216 QED_PTP_FILTER_V2_EVENT,
217 QED_PTP_FILTER_V2_GEN
220 enum qed_ptp_hwtstamp_tx_type {
221 QED_PTP_HWTSTAMP_TX_OFF,
222 QED_PTP_HWTSTAMP_TX_ON,
226 /* Prototype declaration of qed_eth_dcbnl_ops should match with the declaration
227 * of dcbnl_rtnl_ops structure.
229 struct qed_eth_dcbnl_ops {
230 /* IEEE 802.1Qaz std */
231 int (*ieee_getpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
232 int (*ieee_setpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
233 int (*ieee_getets)(struct qed_dev *cdev, struct ieee_ets *ets);
234 int (*ieee_setets)(struct qed_dev *cdev, struct ieee_ets *ets);
235 int (*ieee_peer_getets)(struct qed_dev *cdev, struct ieee_ets *ets);
236 int (*ieee_peer_getpfc)(struct qed_dev *cdev, struct ieee_pfc *pfc);
237 int (*ieee_getapp)(struct qed_dev *cdev, struct dcb_app *app);
238 int (*ieee_setapp)(struct qed_dev *cdev, struct dcb_app *app);
241 u8 (*getstate)(struct qed_dev *cdev);
242 u8 (*setstate)(struct qed_dev *cdev, u8 state);
243 void (*getpgtccfgtx)(struct qed_dev *cdev, int prio, u8 *prio_type,
244 u8 *pgid, u8 *bw_pct, u8 *up_map);
245 void (*getpgbwgcfgtx)(struct qed_dev *cdev, int pgid, u8 *bw_pct);
246 void (*getpgtccfgrx)(struct qed_dev *cdev, int prio, u8 *prio_type,
247 u8 *pgid, u8 *bw_pct, u8 *up_map);
248 void (*getpgbwgcfgrx)(struct qed_dev *cdev, int pgid, u8 *bw_pct);
249 void (*getpfccfg)(struct qed_dev *cdev, int prio, u8 *setting);
250 void (*setpfccfg)(struct qed_dev *cdev, int prio, u8 setting);
251 u8 (*getcap)(struct qed_dev *cdev, int capid, u8 *cap);
252 int (*getnumtcs)(struct qed_dev *cdev, int tcid, u8 *num);
253 u8 (*getpfcstate)(struct qed_dev *cdev);
254 int (*getapp)(struct qed_dev *cdev, u8 idtype, u16 id);
255 u8 (*getfeatcfg)(struct qed_dev *cdev, int featid, u8 *flags);
257 /* DCBX configuration */
258 u8 (*getdcbx)(struct qed_dev *cdev);
259 void (*setpgtccfgtx)(struct qed_dev *cdev, int prio,
260 u8 pri_type, u8 pgid, u8 bw_pct, u8 up_map);
261 void (*setpgtccfgrx)(struct qed_dev *cdev, int prio,
262 u8 pri_type, u8 pgid, u8 bw_pct, u8 up_map);
263 void (*setpgbwgcfgtx)(struct qed_dev *cdev, int pgid, u8 bw_pct);
264 void (*setpgbwgcfgrx)(struct qed_dev *cdev, int pgid, u8 bw_pct);
265 u8 (*setall)(struct qed_dev *cdev);
266 int (*setnumtcs)(struct qed_dev *cdev, int tcid, u8 num);
267 void (*setpfcstate)(struct qed_dev *cdev, u8 state);
268 int (*setapp)(struct qed_dev *cdev, u8 idtype, u16 idval, u8 up);
269 u8 (*setdcbx)(struct qed_dev *cdev, u8 state);
270 u8 (*setfeatcfg)(struct qed_dev *cdev, int featid, u8 flags);
273 int (*peer_getappinfo)(struct qed_dev *cdev,
274 struct dcb_peer_app_info *info,
276 int (*peer_getapptable)(struct qed_dev *cdev, struct dcb_app *table);
279 int (*cee_peer_getpfc)(struct qed_dev *cdev, struct cee_pfc *pfc);
280 int (*cee_peer_getpg)(struct qed_dev *cdev, struct cee_pg *pg);
284 struct qed_eth_ptp_ops {
285 int (*cfg_filters)(struct qed_dev *, enum qed_ptp_filter_type,
286 enum qed_ptp_hwtstamp_tx_type);
287 int (*read_rx_ts)(struct qed_dev *, u64 *);
288 int (*read_tx_ts)(struct qed_dev *, u64 *);
289 int (*read_cc)(struct qed_dev *, u64 *);
290 int (*disable)(struct qed_dev *);
291 int (*adjfreq)(struct qed_dev *, s32);
292 int (*enable)(struct qed_dev *);
296 const struct qed_common_ops *common;
297 #ifdef CONFIG_QED_SRIOV
298 const struct qed_iov_hv_ops *iov;
301 const struct qed_eth_dcbnl_ops *dcb;
303 const struct qed_eth_ptp_ops *ptp;
305 int (*fill_dev_info)(struct qed_dev *cdev,
306 struct qed_dev_eth_info *info);
308 void (*register_ops)(struct qed_dev *cdev,
309 struct qed_eth_cb_ops *ops,
312 bool(*check_mac) (struct qed_dev *cdev, u8 *mac);
314 int (*vport_start)(struct qed_dev *cdev,
315 struct qed_start_vport_params *params);
317 int (*vport_stop)(struct qed_dev *cdev,
320 int (*vport_update)(struct qed_dev *cdev,
321 struct qed_update_vport_params *params);
323 int (*q_rx_start)(struct qed_dev *cdev,
325 struct qed_queue_start_common_params *params,
327 dma_addr_t bd_chain_phys_addr,
328 dma_addr_t cqe_pbl_addr,
330 struct qed_rxq_start_ret_params *ret_params);
332 int (*q_rx_stop)(struct qed_dev *cdev, u8 rss_id, void *handle);
334 int (*q_tx_start)(struct qed_dev *cdev,
336 struct qed_queue_start_common_params *params,
339 struct qed_txq_start_ret_params *ret_params);
341 int (*q_tx_stop)(struct qed_dev *cdev, u8 rss_id, void *handle);
343 int (*filter_config)(struct qed_dev *cdev,
344 struct qed_filter_params *params);
346 int (*fastpath_stop)(struct qed_dev *cdev);
348 int (*eth_cqe_completion)(struct qed_dev *cdev,
350 struct eth_slow_path_rx_cqe *cqe);
352 void (*get_vport_stats)(struct qed_dev *cdev,
353 struct qed_eth_stats *stats);
355 int (*tunn_config)(struct qed_dev *cdev,
356 struct qed_tunn_params *params);
358 int (*ntuple_filter_config)(struct qed_dev *cdev,
360 struct qed_ntuple_filter_params *params);
362 int (*configure_arfs_searcher)(struct qed_dev *cdev,
363 enum qed_filter_config_mode mode);
364 int (*get_coalesce)(struct qed_dev *cdev, u16 *coal, void *handle);
365 int (*req_bulletin_update_mac)(struct qed_dev *cdev, u8 *mac);
368 const struct qed_eth_ops *qed_get_eth_ops(void);
369 void qed_put_eth_ops(void);