1 /* QLogic qed NIC Driver
2 * Copyright (c) 2015 QLogic Corporation
4 * This software is available under the terms of the GNU General Public License
5 * (GPL) Version 2, available from the file COPYING in the main directory of
9 #include <linux/types.h>
10 #include <asm/byteorder.h>
11 #include <linux/bitops.h>
12 #include <linux/errno.h>
13 #include <linux/kernel.h>
14 #include <linux/string.h>
16 #include <linux/qed/qed_chain.h>
22 #include "qed_reg_addr.h"
24 #include "qed_sriov.h"
26 int qed_sp_init_request(struct qed_hwfn *p_hwfn,
27 struct qed_spq_entry **pp_ent,
28 u8 cmd, u8 protocol, struct qed_sp_init_data *p_data)
30 u32 opaque_cid = p_data->opaque_fid << 16 | p_data->cid;
31 struct qed_spq_entry *p_ent = NULL;
37 rc = qed_spq_get_entry(p_hwfn, pp_ent);
44 p_ent->elem.hdr.cid = cpu_to_le32(opaque_cid);
45 p_ent->elem.hdr.cmd_id = cmd;
46 p_ent->elem.hdr.protocol_id = protocol;
48 p_ent->priority = QED_SPQ_PRIORITY_NORMAL;
49 p_ent->comp_mode = p_data->comp_mode;
50 p_ent->comp_done.done = 0;
52 switch (p_ent->comp_mode) {
53 case QED_SPQ_MODE_EBLOCK:
54 p_ent->comp_cb.cookie = &p_ent->comp_done;
57 case QED_SPQ_MODE_BLOCK:
58 if (!p_data->p_comp_data)
61 p_ent->comp_cb.cookie = p_data->p_comp_data->cookie;
65 if (!p_data->p_comp_data)
66 p_ent->comp_cb.function = NULL;
68 p_ent->comp_cb = *p_data->p_comp_data;
72 DP_NOTICE(p_hwfn, "Unknown SPQE completion mode %d\n",
77 DP_VERBOSE(p_hwfn, QED_MSG_SPQ,
78 "Initialized: CID %08x cmd %02x protocol %02x data_addr %lu comp_mode [%s]\n",
79 opaque_cid, cmd, protocol,
80 (unsigned long)&p_ent->ramrod,
81 D_TRINE(p_ent->comp_mode, QED_SPQ_MODE_EBLOCK,
82 QED_SPQ_MODE_BLOCK, "MODE_EBLOCK", "MODE_BLOCK",
85 memset(&p_ent->ramrod, 0, sizeof(p_ent->ramrod));
90 static enum tunnel_clss qed_tunn_get_clss_type(u8 type)
93 case QED_TUNN_CLSS_MAC_VLAN:
94 return TUNNEL_CLSS_MAC_VLAN;
95 case QED_TUNN_CLSS_MAC_VNI:
96 return TUNNEL_CLSS_MAC_VNI;
97 case QED_TUNN_CLSS_INNER_MAC_VLAN:
98 return TUNNEL_CLSS_INNER_MAC_VLAN;
99 case QED_TUNN_CLSS_INNER_MAC_VNI:
100 return TUNNEL_CLSS_INNER_MAC_VNI;
102 return TUNNEL_CLSS_MAC_VLAN;
107 qed_tunn_set_pf_fix_tunn_mode(struct qed_hwfn *p_hwfn,
108 struct qed_tunn_update_params *p_src,
109 struct pf_update_tunnel_config *p_tunn_cfg)
111 unsigned long cached_tunn_mode = p_hwfn->cdev->tunn_mode;
112 unsigned long update_mask = p_src->tunn_mode_update_mask;
113 unsigned long tunn_mode = p_src->tunn_mode;
114 unsigned long new_tunn_mode = 0;
116 if (test_bit(QED_MODE_L2GRE_TUNN, &update_mask)) {
117 if (test_bit(QED_MODE_L2GRE_TUNN, &tunn_mode))
118 __set_bit(QED_MODE_L2GRE_TUNN, &new_tunn_mode);
120 if (test_bit(QED_MODE_L2GRE_TUNN, &cached_tunn_mode))
121 __set_bit(QED_MODE_L2GRE_TUNN, &new_tunn_mode);
124 if (test_bit(QED_MODE_IPGRE_TUNN, &update_mask)) {
125 if (test_bit(QED_MODE_IPGRE_TUNN, &tunn_mode))
126 __set_bit(QED_MODE_IPGRE_TUNN, &new_tunn_mode);
128 if (test_bit(QED_MODE_IPGRE_TUNN, &cached_tunn_mode))
129 __set_bit(QED_MODE_IPGRE_TUNN, &new_tunn_mode);
132 if (test_bit(QED_MODE_VXLAN_TUNN, &update_mask)) {
133 if (test_bit(QED_MODE_VXLAN_TUNN, &tunn_mode))
134 __set_bit(QED_MODE_VXLAN_TUNN, &new_tunn_mode);
136 if (test_bit(QED_MODE_VXLAN_TUNN, &cached_tunn_mode))
137 __set_bit(QED_MODE_VXLAN_TUNN, &new_tunn_mode);
140 if (p_src->update_geneve_udp_port) {
141 p_tunn_cfg->set_geneve_udp_port_flg = 1;
142 p_tunn_cfg->geneve_udp_port =
143 cpu_to_le16(p_src->geneve_udp_port);
146 if (test_bit(QED_MODE_L2GENEVE_TUNN, &update_mask)) {
147 if (test_bit(QED_MODE_L2GENEVE_TUNN, &tunn_mode))
148 __set_bit(QED_MODE_L2GENEVE_TUNN, &new_tunn_mode);
150 if (test_bit(QED_MODE_L2GENEVE_TUNN, &cached_tunn_mode))
151 __set_bit(QED_MODE_L2GENEVE_TUNN, &new_tunn_mode);
154 if (test_bit(QED_MODE_IPGENEVE_TUNN, &update_mask)) {
155 if (test_bit(QED_MODE_IPGENEVE_TUNN, &tunn_mode))
156 __set_bit(QED_MODE_IPGENEVE_TUNN, &new_tunn_mode);
158 if (test_bit(QED_MODE_IPGENEVE_TUNN, &cached_tunn_mode))
159 __set_bit(QED_MODE_IPGENEVE_TUNN, &new_tunn_mode);
162 p_src->tunn_mode = new_tunn_mode;
166 qed_tunn_set_pf_update_params(struct qed_hwfn *p_hwfn,
167 struct qed_tunn_update_params *p_src,
168 struct pf_update_tunnel_config *p_tunn_cfg)
170 unsigned long tunn_mode = p_src->tunn_mode;
171 enum tunnel_clss type;
173 qed_tunn_set_pf_fix_tunn_mode(p_hwfn, p_src, p_tunn_cfg);
174 p_tunn_cfg->update_rx_pf_clss = p_src->update_rx_pf_clss;
175 p_tunn_cfg->update_tx_pf_clss = p_src->update_tx_pf_clss;
177 type = qed_tunn_get_clss_type(p_src->tunn_clss_vxlan);
178 p_tunn_cfg->tunnel_clss_vxlan = type;
180 type = qed_tunn_get_clss_type(p_src->tunn_clss_l2gre);
181 p_tunn_cfg->tunnel_clss_l2gre = type;
183 type = qed_tunn_get_clss_type(p_src->tunn_clss_ipgre);
184 p_tunn_cfg->tunnel_clss_ipgre = type;
186 if (p_src->update_vxlan_udp_port) {
187 p_tunn_cfg->set_vxlan_udp_port_flg = 1;
188 p_tunn_cfg->vxlan_udp_port = cpu_to_le16(p_src->vxlan_udp_port);
191 if (test_bit(QED_MODE_L2GRE_TUNN, &tunn_mode))
192 p_tunn_cfg->tx_enable_l2gre = 1;
194 if (test_bit(QED_MODE_IPGRE_TUNN, &tunn_mode))
195 p_tunn_cfg->tx_enable_ipgre = 1;
197 if (test_bit(QED_MODE_VXLAN_TUNN, &tunn_mode))
198 p_tunn_cfg->tx_enable_vxlan = 1;
200 if (p_src->update_geneve_udp_port) {
201 p_tunn_cfg->set_geneve_udp_port_flg = 1;
202 p_tunn_cfg->geneve_udp_port =
203 cpu_to_le16(p_src->geneve_udp_port);
206 if (test_bit(QED_MODE_L2GENEVE_TUNN, &tunn_mode))
207 p_tunn_cfg->tx_enable_l2geneve = 1;
209 if (test_bit(QED_MODE_IPGENEVE_TUNN, &tunn_mode))
210 p_tunn_cfg->tx_enable_ipgeneve = 1;
212 type = qed_tunn_get_clss_type(p_src->tunn_clss_l2geneve);
213 p_tunn_cfg->tunnel_clss_l2geneve = type;
215 type = qed_tunn_get_clss_type(p_src->tunn_clss_ipgeneve);
216 p_tunn_cfg->tunnel_clss_ipgeneve = type;
219 static void qed_set_hw_tunn_mode(struct qed_hwfn *p_hwfn,
220 struct qed_ptt *p_ptt,
221 unsigned long tunn_mode)
223 u8 l2gre_enable = 0, ipgre_enable = 0, vxlan_enable = 0;
224 u8 l2geneve_enable = 0, ipgeneve_enable = 0;
226 if (test_bit(QED_MODE_L2GRE_TUNN, &tunn_mode))
229 if (test_bit(QED_MODE_IPGRE_TUNN, &tunn_mode))
232 if (test_bit(QED_MODE_VXLAN_TUNN, &tunn_mode))
235 qed_set_gre_enable(p_hwfn, p_ptt, l2gre_enable, ipgre_enable);
236 qed_set_vxlan_enable(p_hwfn, p_ptt, vxlan_enable);
238 if (test_bit(QED_MODE_L2GENEVE_TUNN, &tunn_mode))
241 if (test_bit(QED_MODE_IPGENEVE_TUNN, &tunn_mode))
244 qed_set_geneve_enable(p_hwfn, p_ptt, l2geneve_enable,
249 qed_tunn_set_pf_start_params(struct qed_hwfn *p_hwfn,
250 struct qed_tunn_start_params *p_src,
251 struct pf_start_tunnel_config *p_tunn_cfg)
253 unsigned long tunn_mode;
254 enum tunnel_clss type;
259 tunn_mode = p_src->tunn_mode;
260 type = qed_tunn_get_clss_type(p_src->tunn_clss_vxlan);
261 p_tunn_cfg->tunnel_clss_vxlan = type;
262 type = qed_tunn_get_clss_type(p_src->tunn_clss_l2gre);
263 p_tunn_cfg->tunnel_clss_l2gre = type;
264 type = qed_tunn_get_clss_type(p_src->tunn_clss_ipgre);
265 p_tunn_cfg->tunnel_clss_ipgre = type;
267 if (p_src->update_vxlan_udp_port) {
268 p_tunn_cfg->set_vxlan_udp_port_flg = 1;
269 p_tunn_cfg->vxlan_udp_port = cpu_to_le16(p_src->vxlan_udp_port);
272 if (test_bit(QED_MODE_L2GRE_TUNN, &tunn_mode))
273 p_tunn_cfg->tx_enable_l2gre = 1;
275 if (test_bit(QED_MODE_IPGRE_TUNN, &tunn_mode))
276 p_tunn_cfg->tx_enable_ipgre = 1;
278 if (test_bit(QED_MODE_VXLAN_TUNN, &tunn_mode))
279 p_tunn_cfg->tx_enable_vxlan = 1;
281 if (p_src->update_geneve_udp_port) {
282 p_tunn_cfg->set_geneve_udp_port_flg = 1;
283 p_tunn_cfg->geneve_udp_port =
284 cpu_to_le16(p_src->geneve_udp_port);
287 if (test_bit(QED_MODE_L2GENEVE_TUNN, &tunn_mode))
288 p_tunn_cfg->tx_enable_l2geneve = 1;
290 if (test_bit(QED_MODE_IPGENEVE_TUNN, &tunn_mode))
291 p_tunn_cfg->tx_enable_ipgeneve = 1;
293 type = qed_tunn_get_clss_type(p_src->tunn_clss_l2geneve);
294 p_tunn_cfg->tunnel_clss_l2geneve = type;
295 type = qed_tunn_get_clss_type(p_src->tunn_clss_ipgeneve);
296 p_tunn_cfg->tunnel_clss_ipgeneve = type;
299 int qed_sp_pf_start(struct qed_hwfn *p_hwfn,
300 struct qed_tunn_start_params *p_tunn,
301 enum qed_mf_mode mode, bool allow_npar_tx_switch)
303 struct pf_start_ramrod_data *p_ramrod = NULL;
304 u16 sb = qed_int_get_sp_sb_id(p_hwfn);
305 u8 sb_index = p_hwfn->p_eq->eq_sb_index;
306 struct qed_spq_entry *p_ent = NULL;
307 struct qed_sp_init_data init_data;
311 /* update initial eq producer */
312 qed_eq_prod_update(p_hwfn,
313 qed_chain_get_prod_idx(&p_hwfn->p_eq->chain));
315 memset(&init_data, 0, sizeof(init_data));
316 init_data.cid = qed_spq_get_cid(p_hwfn);
317 init_data.opaque_fid = p_hwfn->hw_info.opaque_fid;
318 init_data.comp_mode = QED_SPQ_MODE_EBLOCK;
320 rc = qed_sp_init_request(p_hwfn, &p_ent,
321 COMMON_RAMROD_PF_START,
322 PROTOCOLID_COMMON, &init_data);
326 p_ramrod = &p_ent->ramrod.pf_start;
328 p_ramrod->event_ring_sb_id = cpu_to_le16(sb);
329 p_ramrod->event_ring_sb_index = sb_index;
330 p_ramrod->path_id = QED_PATH_ID(p_hwfn);
331 p_ramrod->dont_log_ramrods = 0;
332 p_ramrod->log_type_mask = cpu_to_le16(0xf);
337 p_ramrod->mf_mode = MF_NPAR;
340 p_ramrod->mf_mode = MF_OVLAN;
343 DP_NOTICE(p_hwfn, "Unsupported MF mode, init as DEFAULT\n");
344 p_ramrod->mf_mode = MF_NPAR;
346 p_ramrod->outer_tag = p_hwfn->hw_info.ovlan;
348 /* Place EQ address in RAMROD */
349 DMA_REGPAIR_LE(p_ramrod->event_ring_pbl_addr,
350 p_hwfn->p_eq->chain.pbl.p_phys_table);
351 page_cnt = (u8)qed_chain_get_page_cnt(&p_hwfn->p_eq->chain);
352 p_ramrod->event_ring_num_pages = page_cnt;
353 DMA_REGPAIR_LE(p_ramrod->consolid_q_pbl_addr,
354 p_hwfn->p_consq->chain.pbl.p_phys_table);
356 qed_tunn_set_pf_start_params(p_hwfn, p_tunn, &p_ramrod->tunnel_config);
358 if (IS_MF_SI(p_hwfn))
359 p_ramrod->allow_npar_tx_switching = allow_npar_tx_switch;
361 switch (p_hwfn->hw_info.personality) {
363 p_ramrod->personality = PERSONALITY_ETH;
366 p_ramrod->personality = PERSONALITY_ISCSI;
368 case QED_PCI_ETH_ROCE:
369 p_ramrod->personality = PERSONALITY_RDMA_AND_ETH;
372 DP_NOTICE(p_hwfn, "Unkown personality %d\n",
373 p_hwfn->hw_info.personality);
374 p_ramrod->personality = PERSONALITY_ETH;
377 if (p_hwfn->cdev->p_iov_info) {
378 struct qed_hw_sriov_info *p_iov = p_hwfn->cdev->p_iov_info;
380 p_ramrod->base_vf_id = (u8) p_iov->first_vf_in_pf;
381 p_ramrod->num_vfs = (u8) p_iov->total_vfs;
383 p_ramrod->hsi_fp_ver.major_ver_arr[ETH_VER_KEY] = ETH_HSI_VER_MAJOR;
384 p_ramrod->hsi_fp_ver.minor_ver_arr[ETH_VER_KEY] = ETH_HSI_VER_MINOR;
386 DP_VERBOSE(p_hwfn, QED_MSG_SPQ,
387 "Setting event_ring_sb [id %04x index %02x], outer_tag [%d]\n",
388 sb, sb_index, p_ramrod->outer_tag);
390 rc = qed_spq_post(p_hwfn, p_ent, NULL);
393 qed_set_hw_tunn_mode(p_hwfn, p_hwfn->p_main_ptt,
395 p_hwfn->cdev->tunn_mode = p_tunn->tunn_mode;
401 int qed_sp_pf_update(struct qed_hwfn *p_hwfn)
403 struct qed_spq_entry *p_ent = NULL;
404 struct qed_sp_init_data init_data;
408 memset(&init_data, 0, sizeof(init_data));
409 init_data.cid = qed_spq_get_cid(p_hwfn);
410 init_data.opaque_fid = p_hwfn->hw_info.opaque_fid;
411 init_data.comp_mode = QED_SPQ_MODE_CB;
413 rc = qed_sp_init_request(p_hwfn, &p_ent,
414 COMMON_RAMROD_PF_UPDATE, PROTOCOLID_COMMON,
419 qed_dcbx_set_pf_update_params(&p_hwfn->p_dcbx_info->results,
420 &p_ent->ramrod.pf_update);
422 return qed_spq_post(p_hwfn, p_ent, NULL);
425 /* Set pf update ramrod command params */
426 int qed_sp_pf_update_tunn_cfg(struct qed_hwfn *p_hwfn,
427 struct qed_tunn_update_params *p_tunn,
428 enum spq_mode comp_mode,
429 struct qed_spq_comp_cb *p_comp_data)
431 struct qed_spq_entry *p_ent = NULL;
432 struct qed_sp_init_data init_data;
436 memset(&init_data, 0, sizeof(init_data));
437 init_data.cid = qed_spq_get_cid(p_hwfn);
438 init_data.opaque_fid = p_hwfn->hw_info.opaque_fid;
439 init_data.comp_mode = comp_mode;
440 init_data.p_comp_data = p_comp_data;
442 rc = qed_sp_init_request(p_hwfn, &p_ent,
443 COMMON_RAMROD_PF_UPDATE, PROTOCOLID_COMMON,
448 qed_tunn_set_pf_update_params(p_hwfn, p_tunn,
449 &p_ent->ramrod.pf_update.tunnel_config);
451 rc = qed_spq_post(p_hwfn, p_ent, NULL);
455 if (p_tunn->update_vxlan_udp_port)
456 qed_set_vxlan_dest_port(p_hwfn, p_hwfn->p_main_ptt,
457 p_tunn->vxlan_udp_port);
458 if (p_tunn->update_geneve_udp_port)
459 qed_set_geneve_dest_port(p_hwfn, p_hwfn->p_main_ptt,
460 p_tunn->geneve_udp_port);
462 qed_set_hw_tunn_mode(p_hwfn, p_hwfn->p_main_ptt, p_tunn->tunn_mode);
463 p_hwfn->cdev->tunn_mode = p_tunn->tunn_mode;
468 int qed_sp_pf_stop(struct qed_hwfn *p_hwfn)
470 struct qed_spq_entry *p_ent = NULL;
471 struct qed_sp_init_data init_data;
475 memset(&init_data, 0, sizeof(init_data));
476 init_data.cid = qed_spq_get_cid(p_hwfn);
477 init_data.opaque_fid = p_hwfn->hw_info.opaque_fid;
478 init_data.comp_mode = QED_SPQ_MODE_EBLOCK;
480 rc = qed_sp_init_request(p_hwfn, &p_ent,
481 COMMON_RAMROD_PF_STOP, PROTOCOLID_COMMON,
486 return qed_spq_post(p_hwfn, p_ent, NULL);
489 int qed_sp_heartbeat_ramrod(struct qed_hwfn *p_hwfn)
491 struct qed_spq_entry *p_ent = NULL;
492 struct qed_sp_init_data init_data;
496 memset(&init_data, 0, sizeof(init_data));
497 init_data.cid = qed_spq_get_cid(p_hwfn);
498 init_data.opaque_fid = p_hwfn->hw_info.opaque_fid;
499 init_data.comp_mode = QED_SPQ_MODE_EBLOCK;
501 rc = qed_sp_init_request(p_hwfn, &p_ent,
502 COMMON_RAMROD_EMPTY, PROTOCOLID_COMMON,
507 return qed_spq_post(p_hwfn, p_ent, NULL);