2 * Copyright (c) 2016 QLogic Corporation.
6 * See LICENSE.qede_pmd for copyright and licensing details.
11 #include <rte_alarm.h>
13 #include "qede_ethdev.h"
16 #define QEDE_ALARM_TIMEOUT_US 100000
18 /* Global variable to hold absolute path of fw file */
19 char fw_file[PATH_MAX];
21 const char *QEDE_DEFAULT_FIRMWARE =
22 "/lib/firmware/qed/qed_init_values-8.20.0.0.bin";
25 qed_update_pf_params(struct ecore_dev *edev, struct ecore_pf_params *params)
29 for (i = 0; i < edev->num_hwfns; i++) {
30 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
31 p_hwfn->pf_params = *params;
35 static void qed_init_pci(struct ecore_dev *edev, struct rte_pci_device *pci_dev)
37 edev->regview = pci_dev->mem_resource[0].addr;
38 edev->doorbells = pci_dev->mem_resource[2].addr;
42 qed_probe(struct ecore_dev *edev, struct rte_pci_device *pci_dev,
43 uint32_t dp_module, uint8_t dp_level, bool is_vf)
45 struct ecore_hw_prepare_params hw_prepare_params;
48 ecore_init_struct(edev);
49 edev->drv_type = DRV_ID_DRV_TYPE_LINUX;
50 /* Protocol type is always fixed to PROTOCOL_ETH */
55 ecore_init_dp(edev, dp_module, dp_level, NULL);
56 qed_init_pci(edev, pci_dev);
58 memset(&hw_prepare_params, 0, sizeof(hw_prepare_params));
59 hw_prepare_params.personality = ECORE_PCI_ETH;
60 hw_prepare_params.drv_resc_alloc = false;
61 hw_prepare_params.chk_reg_fifo = false;
62 hw_prepare_params.initiate_pf_flr = true;
63 hw_prepare_params.epoch = (u32)time(NULL);
64 rc = ecore_hw_prepare(edev, &hw_prepare_params);
66 DP_ERR(edev, "hw prepare failed\n");
73 static int qed_nic_setup(struct ecore_dev *edev)
77 rc = ecore_resc_alloc(edev);
81 DP_INFO(edev, "Allocated qed resources\n");
82 ecore_resc_setup(edev);
87 #ifdef CONFIG_ECORE_ZIPPED_FW
88 static int qed_alloc_stream_mem(struct ecore_dev *edev)
92 for_each_hwfn(edev, i) {
93 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
95 p_hwfn->stream = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
96 sizeof(*p_hwfn->stream));
104 static void qed_free_stream_mem(struct ecore_dev *edev)
108 for_each_hwfn(edev, i) {
109 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
114 OSAL_FREE(p_hwfn->p_dev, p_hwfn->stream);
119 #ifdef CONFIG_ECORE_BINARY_FW
120 static int qed_load_firmware_data(struct ecore_dev *edev)
124 const char *fw = RTE_LIBRTE_QEDE_FW;
126 if (strcmp(fw, "") == 0)
127 strcpy(fw_file, QEDE_DEFAULT_FIRMWARE);
131 fd = open(fw_file, O_RDONLY);
133 DP_NOTICE(edev, false, "Can't open firmware file\n");
137 if (fstat(fd, &st) < 0) {
138 DP_NOTICE(edev, false, "Can't stat firmware file\n");
143 edev->firmware = rte_zmalloc("qede_fw", st.st_size,
144 RTE_CACHE_LINE_SIZE);
145 if (!edev->firmware) {
146 DP_NOTICE(edev, false, "Can't allocate memory for firmware\n");
151 if (read(fd, edev->firmware, st.st_size) != st.st_size) {
152 DP_NOTICE(edev, false, "Can't read firmware data\n");
157 edev->fw_len = st.st_size;
158 if (edev->fw_len < 104) {
159 DP_NOTICE(edev, false, "Invalid fw size: %" PRIu64 "\n",
170 static void qed_handle_bulletin_change(struct ecore_hwfn *hwfn)
172 uint8_t mac[ETH_ALEN], is_mac_exist, is_mac_forced;
174 is_mac_exist = ecore_vf_bulletin_get_forced_mac(hwfn, mac,
176 if (is_mac_exist && is_mac_forced)
177 rte_memcpy(hwfn->hw_info.hw_mac_addr, mac, ETH_ALEN);
179 /* Always update link configuration according to bulletin */
180 qed_link_update(hwfn);
183 static void qede_vf_task(void *arg)
185 struct ecore_hwfn *p_hwfn = arg;
188 /* Read the bulletin board, and re-schedule the task */
189 ecore_vf_read_bulletin(p_hwfn, &change);
191 qed_handle_bulletin_change(p_hwfn);
193 rte_eal_alarm_set(QEDE_ALARM_TIMEOUT_US, qede_vf_task, p_hwfn);
196 static void qed_start_iov_task(struct ecore_dev *edev)
198 struct ecore_hwfn *p_hwfn;
201 for_each_hwfn(edev, i) {
202 p_hwfn = &edev->hwfns[i];
204 rte_eal_alarm_set(QEDE_ALARM_TIMEOUT_US, qede_vf_task,
209 static void qed_stop_iov_task(struct ecore_dev *edev)
211 struct ecore_hwfn *p_hwfn;
214 for_each_hwfn(edev, i) {
215 p_hwfn = &edev->hwfns[i];
217 rte_eal_alarm_cancel(qede_vf_task, p_hwfn);
220 static int qed_slowpath_start(struct ecore_dev *edev,
221 struct qed_slowpath_params *params)
223 const uint8_t *data = NULL;
224 struct ecore_hwfn *hwfn;
225 struct ecore_mcp_drv_version drv_version;
226 struct ecore_hw_init_params hw_init_params;
227 struct ecore_ptt *p_ptt;
231 #ifdef CONFIG_ECORE_BINARY_FW
232 rc = qed_load_firmware_data(edev);
234 DP_ERR(edev, "Failed to find fw file %s\n", fw_file);
238 hwfn = ECORE_LEADING_HWFN(edev);
239 if (edev->num_hwfns == 1) { /* skip aRFS for 100G device */
240 p_ptt = ecore_ptt_acquire(hwfn);
242 ECORE_LEADING_HWFN(edev)->p_arfs_ptt = p_ptt;
244 DP_ERR(edev, "Failed to acquire PTT for flowdir\n");
251 rc = qed_nic_setup(edev);
255 /* set int_coalescing_mode */
256 edev->int_coalescing_mode = ECORE_COAL_MODE_ENABLE;
258 #ifdef CONFIG_ECORE_ZIPPED_FW
260 /* Allocate stream for unzipping */
261 rc = qed_alloc_stream_mem(edev);
263 DP_NOTICE(edev, true,
264 "Failed to allocate stream memory\n");
270 qed_start_iov_task(edev);
272 #ifdef CONFIG_ECORE_BINARY_FW
274 data = (const uint8_t *)edev->firmware + sizeof(u32);
277 /* Start the slowpath */
278 memset(&hw_init_params, 0, sizeof(hw_init_params));
279 hw_init_params.b_hw_start = true;
280 hw_init_params.int_mode = ECORE_INT_MODE_MSIX;
281 hw_init_params.allow_npar_tx_switch = true;
282 hw_init_params.bin_fw_data = data;
283 hw_init_params.mfw_timeout_val = ECORE_LOAD_REQ_LOCK_TO_DEFAULT;
284 hw_init_params.avoid_eng_reset = false;
285 rc = ecore_hw_init(edev, &hw_init_params);
287 DP_ERR(edev, "ecore_hw_init failed\n");
291 DP_INFO(edev, "HW inited and function started\n");
294 hwfn = ECORE_LEADING_HWFN(edev);
295 drv_version.version = (params->drv_major << 24) |
296 (params->drv_minor << 16) |
297 (params->drv_rev << 8) | (params->drv_eng);
299 strncpy((char *)drv_version.name, (const char *)params->name,
300 MCP_DRV_VER_STR_SIZE - 4);
301 rc = ecore_mcp_send_drv_version(hwfn, hwfn->p_main_ptt,
304 DP_NOTICE(edev, true,
305 "Failed sending drv version command\n");
310 ecore_reset_vport_stats(edev);
317 qed_stop_iov_task(edev);
318 #ifdef CONFIG_ECORE_ZIPPED_FW
319 qed_free_stream_mem(edev);
322 ecore_resc_free(edev);
324 #ifdef CONFIG_ECORE_BINARY_FW
327 rte_free(edev->firmware);
328 edev->firmware = NULL;
331 qed_stop_iov_task(edev);
337 qed_fill_dev_info(struct ecore_dev *edev, struct qed_dev_info *dev_info)
339 struct ecore_ptt *ptt = NULL;
340 struct ecore_tunnel_info *tun = &edev->tunnel;
342 memset(dev_info, 0, sizeof(struct qed_dev_info));
344 if (tun->vxlan.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN &&
345 tun->vxlan.b_mode_enabled)
346 dev_info->vxlan_enable = true;
348 if (tun->l2_gre.b_mode_enabled && tun->ip_gre.b_mode_enabled &&
349 tun->l2_gre.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN &&
350 tun->ip_gre.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN)
351 dev_info->gre_enable = true;
353 if (tun->l2_geneve.b_mode_enabled && tun->ip_geneve.b_mode_enabled &&
354 tun->l2_geneve.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN &&
355 tun->ip_geneve.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN)
356 dev_info->geneve_enable = true;
358 dev_info->num_hwfns = edev->num_hwfns;
359 dev_info->is_mf_default = IS_MF_DEFAULT(&edev->hwfns[0]);
360 dev_info->mtu = ECORE_LEADING_HWFN(edev)->hw_info.mtu;
362 rte_memcpy(&dev_info->hw_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
365 dev_info->fw_major = FW_MAJOR_VERSION;
366 dev_info->fw_minor = FW_MINOR_VERSION;
367 dev_info->fw_rev = FW_REVISION_VERSION;
368 dev_info->fw_eng = FW_ENGINEERING_VERSION;
371 dev_info->mf_mode = edev->mf_mode;
372 dev_info->tx_switching = false;
374 ptt = ecore_ptt_acquire(ECORE_LEADING_HWFN(edev));
376 ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
377 &dev_info->mfw_rev, NULL);
379 ecore_mcp_get_flash_size(ECORE_LEADING_HWFN(edev), ptt,
380 &dev_info->flash_size);
382 /* Workaround to allow PHY-read commands for
385 if (ECORE_IS_BB_B0(edev))
386 dev_info->flash_size = 0xffffffff;
388 ecore_ptt_release(ECORE_LEADING_HWFN(edev), ptt);
391 ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
392 &dev_info->mfw_rev, NULL);
399 qed_fill_eth_dev_info(struct ecore_dev *edev, struct qed_dev_eth_info *info)
404 memset(info, 0, sizeof(*info));
406 info->num_tc = 1 /* @@@TBD aelior MULTI_COS */;
409 int max_vf_vlan_filters = 0;
411 info->num_queues = 0;
412 for_each_hwfn(edev, i)
414 FEAT_NUM(&edev->hwfns[i], ECORE_PF_L2_QUE);
416 if (edev->p_iov_info)
417 max_vf_vlan_filters = edev->p_iov_info->total_vfs *
418 ECORE_ETH_VF_NUM_VLAN_FILTERS;
419 info->num_vlan_filters = RESC_NUM(&edev->hwfns[0], ECORE_VLAN) -
422 rte_memcpy(&info->port_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
425 ecore_vf_get_num_rxqs(ECORE_LEADING_HWFN(edev),
427 if (edev->num_hwfns > 1) {
428 ecore_vf_get_num_rxqs(&edev->hwfns[1], &queues);
429 info->num_queues += queues;
432 ecore_vf_get_num_vlan_filters(&edev->hwfns[0],
433 (u8 *)&info->num_vlan_filters);
435 ecore_vf_get_port_mac(&edev->hwfns[0],
436 (uint8_t *)&info->port_mac);
438 info->is_legacy = ecore_vf_get_pre_fp_hsi(&edev->hwfns[0]);
441 qed_fill_dev_info(edev, &info->common);
444 memset(&info->common.hw_mac, 0, ETHER_ADDR_LEN);
449 static void qed_set_name(struct ecore_dev *edev, char name[NAME_SIZE])
453 rte_memcpy(edev->name, name, NAME_SIZE);
454 for_each_hwfn(edev, i) {
455 snprintf(edev->hwfns[i].name, NAME_SIZE, "%s-%d", name, i);
460 qed_sb_init(struct ecore_dev *edev, struct ecore_sb_info *sb_info,
461 void *sb_virt_addr, dma_addr_t sb_phy_addr, uint16_t sb_id)
463 struct ecore_hwfn *p_hwfn;
466 uint8_t n_hwfns = edev->num_hwfns;
469 hwfn_index = sb_id % n_hwfns;
470 p_hwfn = &edev->hwfns[hwfn_index];
471 rel_sb_id = sb_id / n_hwfns;
473 DP_INFO(edev, "hwfn [%d] <--[init]-- SB %04x [0x%04x upper]\n",
474 hwfn_index, rel_sb_id, sb_id);
476 rc = ecore_int_sb_init(p_hwfn, p_hwfn->p_main_ptt, sb_info,
477 sb_virt_addr, sb_phy_addr, rel_sb_id);
482 static void qed_fill_link(struct ecore_hwfn *hwfn,
483 struct qed_link_output *if_link)
485 struct ecore_mcp_link_params params;
486 struct ecore_mcp_link_state link;
487 struct ecore_mcp_link_capabilities link_caps;
490 memset(if_link, 0, sizeof(*if_link));
492 /* Prepare source inputs */
493 if (IS_PF(hwfn->p_dev)) {
494 rte_memcpy(¶ms, ecore_mcp_get_link_params(hwfn),
496 rte_memcpy(&link, ecore_mcp_get_link_state(hwfn), sizeof(link));
497 rte_memcpy(&link_caps, ecore_mcp_get_link_capabilities(hwfn),
500 ecore_vf_read_bulletin(hwfn, &change);
501 ecore_vf_get_link_params(hwfn, ¶ms);
502 ecore_vf_get_link_state(hwfn, &link);
503 ecore_vf_get_link_caps(hwfn, &link_caps);
506 /* Set the link parameters to pass to protocol driver */
508 if_link->link_up = true;
511 if_link->speed = link.speed;
513 if_link->duplex = QEDE_DUPLEX_FULL;
515 /* Fill up the native advertised speed cap mask */
516 if_link->adv_speed = params.speed.advertised_speeds;
518 if (params.speed.autoneg)
519 if_link->supported_caps |= QEDE_SUPPORTED_AUTONEG;
521 if (params.pause.autoneg || params.pause.forced_rx ||
522 params.pause.forced_tx)
523 if_link->supported_caps |= QEDE_SUPPORTED_PAUSE;
525 if (params.pause.autoneg)
526 if_link->pause_config |= QED_LINK_PAUSE_AUTONEG_ENABLE;
528 if (params.pause.forced_rx)
529 if_link->pause_config |= QED_LINK_PAUSE_RX_ENABLE;
531 if (params.pause.forced_tx)
532 if_link->pause_config |= QED_LINK_PAUSE_TX_ENABLE;
536 qed_get_current_link(struct ecore_dev *edev, struct qed_link_output *if_link)
538 qed_fill_link(&edev->hwfns[0], if_link);
540 #ifdef CONFIG_QED_SRIOV
541 for_each_hwfn(cdev, i)
542 qed_inform_vf_link_state(&cdev->hwfns[i]);
546 static int qed_set_link(struct ecore_dev *edev, struct qed_link_params *params)
548 struct ecore_hwfn *hwfn;
549 struct ecore_ptt *ptt;
550 struct ecore_mcp_link_params *link_params;
556 /* The link should be set only once per PF */
557 hwfn = &edev->hwfns[0];
559 ptt = ecore_ptt_acquire(hwfn);
563 link_params = ecore_mcp_get_link_params(hwfn);
564 if (params->override_flags & QED_LINK_OVERRIDE_SPEED_AUTONEG)
565 link_params->speed.autoneg = params->autoneg;
567 if (params->override_flags & QED_LINK_OVERRIDE_PAUSE_CONFIG) {
568 if (params->pause_config & QED_LINK_PAUSE_AUTONEG_ENABLE)
569 link_params->pause.autoneg = true;
571 link_params->pause.autoneg = false;
572 if (params->pause_config & QED_LINK_PAUSE_RX_ENABLE)
573 link_params->pause.forced_rx = true;
575 link_params->pause.forced_rx = false;
576 if (params->pause_config & QED_LINK_PAUSE_TX_ENABLE)
577 link_params->pause.forced_tx = true;
579 link_params->pause.forced_tx = false;
582 rc = ecore_mcp_set_link(hwfn, ptt, params->link_up);
584 ecore_ptt_release(hwfn, ptt);
589 void qed_link_update(struct ecore_hwfn *hwfn)
591 struct qed_link_output if_link;
593 qed_fill_link(hwfn, &if_link);
596 static int qed_drain(struct ecore_dev *edev)
598 struct ecore_hwfn *hwfn;
599 struct ecore_ptt *ptt;
605 for_each_hwfn(edev, i) {
606 hwfn = &edev->hwfns[i];
607 ptt = ecore_ptt_acquire(hwfn);
609 DP_NOTICE(hwfn, true, "Failed to drain NIG; No PTT\n");
612 rc = ecore_mcp_drain(hwfn, ptt);
615 ecore_ptt_release(hwfn, ptt);
621 static int qed_nic_stop(struct ecore_dev *edev)
625 rc = ecore_hw_stop(edev);
626 for (i = 0; i < edev->num_hwfns; i++) {
627 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
629 if (p_hwfn->b_sp_dpc_enabled)
630 p_hwfn->b_sp_dpc_enabled = false;
635 static int qed_slowpath_stop(struct ecore_dev *edev)
637 #ifdef CONFIG_QED_SRIOV
645 #ifdef CONFIG_ECORE_ZIPPED_FW
646 qed_free_stream_mem(edev);
649 #ifdef CONFIG_QED_SRIOV
650 if (IS_QED_ETH_IF(edev))
651 qed_sriov_disable(edev, true);
657 ecore_resc_free(edev);
658 qed_stop_iov_task(edev);
663 static void qed_remove(struct ecore_dev *edev)
668 ecore_hw_remove(edev);
671 static int qed_send_drv_state(struct ecore_dev *edev, bool active)
673 struct ecore_hwfn *hwfn = ECORE_LEADING_HWFN(edev);
674 struct ecore_ptt *ptt;
677 ptt = ecore_ptt_acquire(hwfn);
681 status = ecore_mcp_ov_update_driver_state(hwfn, ptt, active ?
682 ECORE_OV_DRIVER_STATE_ACTIVE :
683 ECORE_OV_DRIVER_STATE_DISABLED);
685 ecore_ptt_release(hwfn, ptt);
690 static int qed_get_sb_info(struct ecore_dev *edev, struct ecore_sb_info *sb,
691 u16 qid, struct ecore_sb_info_dbg *sb_dbg)
693 struct ecore_hwfn *hwfn = &edev->hwfns[qid % edev->num_hwfns];
694 struct ecore_ptt *ptt;
700 ptt = ecore_ptt_acquire(hwfn);
702 DP_NOTICE(hwfn, true, "Can't acquire PTT\n");
706 memset(sb_dbg, 0, sizeof(*sb_dbg));
707 rc = ecore_int_get_sb_dbg(hwfn, ptt, sb, sb_dbg);
709 ecore_ptt_release(hwfn, ptt);
713 const struct qed_common_ops qed_common_ops_pass = {
714 INIT_STRUCT_FIELD(probe, &qed_probe),
715 INIT_STRUCT_FIELD(update_pf_params, &qed_update_pf_params),
716 INIT_STRUCT_FIELD(slowpath_start, &qed_slowpath_start),
717 INIT_STRUCT_FIELD(set_name, &qed_set_name),
718 INIT_STRUCT_FIELD(chain_alloc, &ecore_chain_alloc),
719 INIT_STRUCT_FIELD(chain_free, &ecore_chain_free),
720 INIT_STRUCT_FIELD(sb_init, &qed_sb_init),
721 INIT_STRUCT_FIELD(get_sb_info, &qed_get_sb_info),
722 INIT_STRUCT_FIELD(get_link, &qed_get_current_link),
723 INIT_STRUCT_FIELD(set_link, &qed_set_link),
724 INIT_STRUCT_FIELD(drain, &qed_drain),
725 INIT_STRUCT_FIELD(slowpath_stop, &qed_slowpath_stop),
726 INIT_STRUCT_FIELD(remove, &qed_remove),
727 INIT_STRUCT_FIELD(send_drv_state, &qed_send_drv_state),
730 const struct qed_eth_ops qed_eth_ops_pass = {
731 INIT_STRUCT_FIELD(common, &qed_common_ops_pass),
732 INIT_STRUCT_FIELD(fill_dev_info, &qed_fill_eth_dev_info),
735 const struct qed_eth_ops *qed_get_eth_ops(void)
737 return &qed_eth_ops_pass;