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_ERR(edev, "Can't open firmware file\n");
137 if (fstat(fd, &st) < 0) {
138 DP_ERR(edev, "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_ERR(edev, "Can't allocate memory for firmware\n");
151 if (read(fd, edev->firmware, st.st_size) != st.st_size) {
152 DP_ERR(edev, "Can't read firmware data\n");
157 edev->fw_len = st.st_size;
158 if (edev->fw_len < 104) {
159 DP_ERR(edev, "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_ERR(edev, "Failed to allocate stream memory\n");
269 qed_start_iov_task(edev);
271 #ifdef CONFIG_ECORE_BINARY_FW
273 data = (const uint8_t *)edev->firmware + sizeof(u32);
276 /* Start the slowpath */
277 memset(&hw_init_params, 0, sizeof(hw_init_params));
278 hw_init_params.b_hw_start = true;
279 hw_init_params.int_mode = ECORE_INT_MODE_MSIX;
280 hw_init_params.allow_npar_tx_switch = true;
281 hw_init_params.bin_fw_data = data;
282 hw_init_params.mfw_timeout_val = ECORE_LOAD_REQ_LOCK_TO_DEFAULT;
283 hw_init_params.avoid_eng_reset = false;
284 rc = ecore_hw_init(edev, &hw_init_params);
286 DP_ERR(edev, "ecore_hw_init failed\n");
290 DP_INFO(edev, "HW inited and function started\n");
293 hwfn = ECORE_LEADING_HWFN(edev);
294 drv_version.version = (params->drv_major << 24) |
295 (params->drv_minor << 16) |
296 (params->drv_rev << 8) | (params->drv_eng);
298 strncpy((char *)drv_version.name, (const char *)params->name,
299 MCP_DRV_VER_STR_SIZE - 4);
300 rc = ecore_mcp_send_drv_version(hwfn, hwfn->p_main_ptt,
303 DP_ERR(edev, "Failed sending drv version command\n");
308 ecore_reset_vport_stats(edev);
315 qed_stop_iov_task(edev);
316 #ifdef CONFIG_ECORE_ZIPPED_FW
317 qed_free_stream_mem(edev);
320 ecore_resc_free(edev);
322 #ifdef CONFIG_ECORE_BINARY_FW
325 rte_free(edev->firmware);
326 edev->firmware = NULL;
329 qed_stop_iov_task(edev);
335 qed_fill_dev_info(struct ecore_dev *edev, struct qed_dev_info *dev_info)
337 struct ecore_ptt *ptt = NULL;
338 struct ecore_tunnel_info *tun = &edev->tunnel;
340 memset(dev_info, 0, sizeof(struct qed_dev_info));
342 if (tun->vxlan.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN &&
343 tun->vxlan.b_mode_enabled)
344 dev_info->vxlan_enable = true;
346 if (tun->l2_gre.b_mode_enabled && tun->ip_gre.b_mode_enabled &&
347 tun->l2_gre.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN &&
348 tun->ip_gre.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN)
349 dev_info->gre_enable = true;
351 if (tun->l2_geneve.b_mode_enabled && tun->ip_geneve.b_mode_enabled &&
352 tun->l2_geneve.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN &&
353 tun->ip_geneve.tun_cls == ECORE_TUNN_CLSS_MAC_VLAN)
354 dev_info->geneve_enable = true;
356 dev_info->num_hwfns = edev->num_hwfns;
357 dev_info->is_mf_default = IS_MF_DEFAULT(&edev->hwfns[0]);
358 dev_info->mtu = ECORE_LEADING_HWFN(edev)->hw_info.mtu;
360 rte_memcpy(&dev_info->hw_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
363 dev_info->fw_major = FW_MAJOR_VERSION;
364 dev_info->fw_minor = FW_MINOR_VERSION;
365 dev_info->fw_rev = FW_REVISION_VERSION;
366 dev_info->fw_eng = FW_ENGINEERING_VERSION;
369 dev_info->mf_mode = edev->mf_mode;
370 dev_info->tx_switching = false;
372 ptt = ecore_ptt_acquire(ECORE_LEADING_HWFN(edev));
374 ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
375 &dev_info->mfw_rev, NULL);
377 ecore_mcp_get_flash_size(ECORE_LEADING_HWFN(edev), ptt,
378 &dev_info->flash_size);
380 /* Workaround to allow PHY-read commands for
383 if (ECORE_IS_BB_B0(edev))
384 dev_info->flash_size = 0xffffffff;
386 ecore_ptt_release(ECORE_LEADING_HWFN(edev), ptt);
389 ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
390 &dev_info->mfw_rev, NULL);
397 qed_fill_eth_dev_info(struct ecore_dev *edev, struct qed_dev_eth_info *info)
402 memset(info, 0, sizeof(*info));
404 info->num_tc = 1 /* @@@TBD aelior MULTI_COS */;
407 int max_vf_vlan_filters = 0;
409 info->num_queues = 0;
410 for_each_hwfn(edev, i)
412 FEAT_NUM(&edev->hwfns[i], ECORE_PF_L2_QUE);
414 if (edev->p_iov_info)
415 max_vf_vlan_filters = edev->p_iov_info->total_vfs *
416 ECORE_ETH_VF_NUM_VLAN_FILTERS;
417 info->num_vlan_filters = RESC_NUM(&edev->hwfns[0], ECORE_VLAN) -
420 rte_memcpy(&info->port_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
423 ecore_vf_get_num_rxqs(ECORE_LEADING_HWFN(edev),
425 if (edev->num_hwfns > 1) {
426 ecore_vf_get_num_rxqs(&edev->hwfns[1], &queues);
427 info->num_queues += queues;
430 ecore_vf_get_num_vlan_filters(&edev->hwfns[0],
431 (u8 *)&info->num_vlan_filters);
433 ecore_vf_get_port_mac(&edev->hwfns[0],
434 (uint8_t *)&info->port_mac);
436 info->is_legacy = ecore_vf_get_pre_fp_hsi(&edev->hwfns[0]);
439 qed_fill_dev_info(edev, &info->common);
442 memset(&info->common.hw_mac, 0, ETHER_ADDR_LEN);
447 static void qed_set_name(struct ecore_dev *edev, char name[NAME_SIZE])
451 rte_memcpy(edev->name, name, NAME_SIZE);
452 for_each_hwfn(edev, i) {
453 snprintf(edev->hwfns[i].name, NAME_SIZE, "%s-%d", name, i);
458 qed_sb_init(struct ecore_dev *edev, struct ecore_sb_info *sb_info,
459 void *sb_virt_addr, dma_addr_t sb_phy_addr, uint16_t sb_id)
461 struct ecore_hwfn *p_hwfn;
464 uint8_t n_hwfns = edev->num_hwfns;
467 hwfn_index = sb_id % n_hwfns;
468 p_hwfn = &edev->hwfns[hwfn_index];
469 rel_sb_id = sb_id / n_hwfns;
471 DP_INFO(edev, "hwfn [%d] <--[init]-- SB %04x [0x%04x upper]\n",
472 hwfn_index, rel_sb_id, sb_id);
474 rc = ecore_int_sb_init(p_hwfn, p_hwfn->p_main_ptt, sb_info,
475 sb_virt_addr, sb_phy_addr, rel_sb_id);
480 static void qed_fill_link(struct ecore_hwfn *hwfn,
481 struct qed_link_output *if_link)
483 struct ecore_mcp_link_params params;
484 struct ecore_mcp_link_state link;
485 struct ecore_mcp_link_capabilities link_caps;
488 memset(if_link, 0, sizeof(*if_link));
490 /* Prepare source inputs */
491 if (IS_PF(hwfn->p_dev)) {
492 rte_memcpy(¶ms, ecore_mcp_get_link_params(hwfn),
494 rte_memcpy(&link, ecore_mcp_get_link_state(hwfn), sizeof(link));
495 rte_memcpy(&link_caps, ecore_mcp_get_link_capabilities(hwfn),
498 ecore_vf_read_bulletin(hwfn, &change);
499 ecore_vf_get_link_params(hwfn, ¶ms);
500 ecore_vf_get_link_state(hwfn, &link);
501 ecore_vf_get_link_caps(hwfn, &link_caps);
504 /* Set the link parameters to pass to protocol driver */
506 if_link->link_up = true;
509 if_link->speed = link.speed;
511 if_link->duplex = QEDE_DUPLEX_FULL;
513 /* Fill up the native advertised speed cap mask */
514 if_link->adv_speed = params.speed.advertised_speeds;
516 if (params.speed.autoneg)
517 if_link->supported_caps |= QEDE_SUPPORTED_AUTONEG;
519 if (params.pause.autoneg || params.pause.forced_rx ||
520 params.pause.forced_tx)
521 if_link->supported_caps |= QEDE_SUPPORTED_PAUSE;
523 if (params.pause.autoneg)
524 if_link->pause_config |= QED_LINK_PAUSE_AUTONEG_ENABLE;
526 if (params.pause.forced_rx)
527 if_link->pause_config |= QED_LINK_PAUSE_RX_ENABLE;
529 if (params.pause.forced_tx)
530 if_link->pause_config |= QED_LINK_PAUSE_TX_ENABLE;
534 qed_get_current_link(struct ecore_dev *edev, struct qed_link_output *if_link)
536 qed_fill_link(&edev->hwfns[0], if_link);
538 #ifdef CONFIG_QED_SRIOV
539 for_each_hwfn(cdev, i)
540 qed_inform_vf_link_state(&cdev->hwfns[i]);
544 static int qed_set_link(struct ecore_dev *edev, struct qed_link_params *params)
546 struct ecore_hwfn *hwfn;
547 struct ecore_ptt *ptt;
548 struct ecore_mcp_link_params *link_params;
554 /* The link should be set only once per PF */
555 hwfn = &edev->hwfns[0];
557 ptt = ecore_ptt_acquire(hwfn);
561 link_params = ecore_mcp_get_link_params(hwfn);
562 if (params->override_flags & QED_LINK_OVERRIDE_SPEED_AUTONEG)
563 link_params->speed.autoneg = params->autoneg;
565 if (params->override_flags & QED_LINK_OVERRIDE_PAUSE_CONFIG) {
566 if (params->pause_config & QED_LINK_PAUSE_AUTONEG_ENABLE)
567 link_params->pause.autoneg = true;
569 link_params->pause.autoneg = false;
570 if (params->pause_config & QED_LINK_PAUSE_RX_ENABLE)
571 link_params->pause.forced_rx = true;
573 link_params->pause.forced_rx = false;
574 if (params->pause_config & QED_LINK_PAUSE_TX_ENABLE)
575 link_params->pause.forced_tx = true;
577 link_params->pause.forced_tx = false;
580 rc = ecore_mcp_set_link(hwfn, ptt, params->link_up);
582 ecore_ptt_release(hwfn, ptt);
587 void qed_link_update(struct ecore_hwfn *hwfn)
589 struct qed_link_output if_link;
591 qed_fill_link(hwfn, &if_link);
594 static int qed_drain(struct ecore_dev *edev)
596 struct ecore_hwfn *hwfn;
597 struct ecore_ptt *ptt;
603 for_each_hwfn(edev, i) {
604 hwfn = &edev->hwfns[i];
605 ptt = ecore_ptt_acquire(hwfn);
607 DP_ERR(hwfn, "Failed to drain NIG; No PTT\n");
610 rc = ecore_mcp_drain(hwfn, ptt);
613 ecore_ptt_release(hwfn, ptt);
619 static int qed_nic_stop(struct ecore_dev *edev)
623 rc = ecore_hw_stop(edev);
624 for (i = 0; i < edev->num_hwfns; i++) {
625 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
627 if (p_hwfn->b_sp_dpc_enabled)
628 p_hwfn->b_sp_dpc_enabled = false;
633 static int qed_slowpath_stop(struct ecore_dev *edev)
635 #ifdef CONFIG_QED_SRIOV
643 #ifdef CONFIG_ECORE_ZIPPED_FW
644 qed_free_stream_mem(edev);
647 #ifdef CONFIG_QED_SRIOV
648 if (IS_QED_ETH_IF(edev))
649 qed_sriov_disable(edev, true);
655 ecore_resc_free(edev);
656 qed_stop_iov_task(edev);
661 static void qed_remove(struct ecore_dev *edev)
666 ecore_hw_remove(edev);
669 static int qed_send_drv_state(struct ecore_dev *edev, bool active)
671 struct ecore_hwfn *hwfn = ECORE_LEADING_HWFN(edev);
672 struct ecore_ptt *ptt;
675 ptt = ecore_ptt_acquire(hwfn);
679 status = ecore_mcp_ov_update_driver_state(hwfn, ptt, active ?
680 ECORE_OV_DRIVER_STATE_ACTIVE :
681 ECORE_OV_DRIVER_STATE_DISABLED);
683 ecore_ptt_release(hwfn, ptt);
688 static int qed_get_sb_info(struct ecore_dev *edev, struct ecore_sb_info *sb,
689 u16 qid, struct ecore_sb_info_dbg *sb_dbg)
691 struct ecore_hwfn *hwfn = &edev->hwfns[qid % edev->num_hwfns];
692 struct ecore_ptt *ptt;
698 ptt = ecore_ptt_acquire(hwfn);
700 DP_ERR(hwfn, "Can't acquire PTT\n");
704 memset(sb_dbg, 0, sizeof(*sb_dbg));
705 rc = ecore_int_get_sb_dbg(hwfn, ptt, sb, sb_dbg);
707 ecore_ptt_release(hwfn, ptt);
711 const struct qed_common_ops qed_common_ops_pass = {
712 INIT_STRUCT_FIELD(probe, &qed_probe),
713 INIT_STRUCT_FIELD(update_pf_params, &qed_update_pf_params),
714 INIT_STRUCT_FIELD(slowpath_start, &qed_slowpath_start),
715 INIT_STRUCT_FIELD(set_name, &qed_set_name),
716 INIT_STRUCT_FIELD(chain_alloc, &ecore_chain_alloc),
717 INIT_STRUCT_FIELD(chain_free, &ecore_chain_free),
718 INIT_STRUCT_FIELD(sb_init, &qed_sb_init),
719 INIT_STRUCT_FIELD(get_sb_info, &qed_get_sb_info),
720 INIT_STRUCT_FIELD(get_link, &qed_get_current_link),
721 INIT_STRUCT_FIELD(set_link, &qed_set_link),
722 INIT_STRUCT_FIELD(drain, &qed_drain),
723 INIT_STRUCT_FIELD(slowpath_stop, &qed_slowpath_stop),
724 INIT_STRUCT_FIELD(remove, &qed_remove),
725 INIT_STRUCT_FIELD(send_drv_state, &qed_send_drv_state),
728 const struct qed_eth_ops qed_eth_ops_pass = {
729 INIT_STRUCT_FIELD(common, &qed_common_ops_pass),
730 INIT_STRUCT_FIELD(fill_dev_info, &qed_fill_eth_dev_info),
733 const struct qed_eth_ops *qed_get_eth_ops(void)
735 return &qed_eth_ops_pass;