2 * Copyright (c) 2016 QLogic Corporation.
6 * See LICENSE.qede_pmd for copyright and licensing details.
11 #include <rte_alarm.h>
12 #include <rte_string_fns.h>
14 #include "qede_ethdev.h"
16 static uint8_t npar_tx_switching = 1;
19 #define QEDE_ALARM_TIMEOUT_US 100000
21 /* Global variable to hold absolute path of fw file */
22 char fw_file[PATH_MAX];
24 const char *QEDE_DEFAULT_FIRMWARE =
25 "/lib/firmware/qed/qed_init_values-8.10.9.0.bin";
28 qed_update_pf_params(struct ecore_dev *edev, struct ecore_pf_params *params)
32 for (i = 0; i < edev->num_hwfns; i++) {
33 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
34 p_hwfn->pf_params = *params;
38 static void qed_init_pci(struct ecore_dev *edev, struct rte_pci_device *pci_dev)
40 edev->regview = pci_dev->mem_resource[0].addr;
41 edev->doorbells = pci_dev->mem_resource[2].addr;
45 qed_probe(struct ecore_dev *edev, struct rte_pci_device *pci_dev,
46 enum qed_protocol protocol, uint32_t dp_module,
47 uint8_t dp_level, bool is_vf)
49 struct ecore_hw_prepare_params hw_prepare_params;
50 struct qede_dev *qdev = (struct qede_dev *)edev;
53 ecore_init_struct(edev);
54 qdev->protocol = protocol;
57 edev->b_hw_channel = true; /* @DPDK */
59 ecore_init_dp(edev, dp_module, dp_level, NULL);
60 qed_init_pci(edev, pci_dev);
62 memset(&hw_prepare_params, 0, sizeof(hw_prepare_params));
63 hw_prepare_params.personality = ECORE_PCI_ETH;
64 hw_prepare_params.drv_resc_alloc = false;
65 hw_prepare_params.chk_reg_fifo = false;
66 rc = ecore_hw_prepare(edev, &hw_prepare_params);
68 DP_ERR(edev, "hw prepare failed\n");
75 static int qed_nic_setup(struct ecore_dev *edev)
79 rc = ecore_resc_alloc(edev);
83 DP_INFO(edev, "Allocated qed resources\n");
84 ecore_resc_setup(edev);
89 #ifdef CONFIG_ECORE_ZIPPED_FW
90 static int qed_alloc_stream_mem(struct ecore_dev *edev)
94 for_each_hwfn(edev, i) {
95 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
97 p_hwfn->stream = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
98 sizeof(*p_hwfn->stream));
106 static void qed_free_stream_mem(struct ecore_dev *edev)
110 for_each_hwfn(edev, i) {
111 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
116 OSAL_FREE(p_hwfn->p_dev, p_hwfn->stream);
121 #ifdef CONFIG_ECORE_BINARY_FW
122 static int qed_load_firmware_data(struct ecore_dev *edev)
126 const char *fw = RTE_LIBRTE_QEDE_FW;
128 if (strcmp(fw, "") == 0)
129 strcpy(fw_file, QEDE_DEFAULT_FIRMWARE);
133 fd = open(fw_file, O_RDONLY);
135 DP_NOTICE(edev, false, "Can't open firmware file\n");
139 if (fstat(fd, &st) < 0) {
140 DP_NOTICE(edev, false, "Can't stat firmware file\n");
145 edev->firmware = rte_zmalloc("qede_fw", st.st_size,
146 RTE_CACHE_LINE_SIZE);
147 if (!edev->firmware) {
148 DP_NOTICE(edev, false, "Can't allocate memory for firmware\n");
153 if (read(fd, edev->firmware, st.st_size) != st.st_size) {
154 DP_NOTICE(edev, false, "Can't read firmware data\n");
159 edev->fw_len = st.st_size;
160 if (edev->fw_len < 104) {
161 DP_NOTICE(edev, false, "Invalid fw size: %" PRIu64 "\n",
172 static void qed_handle_bulletin_change(struct ecore_hwfn *hwfn)
174 uint8_t mac[ETH_ALEN], is_mac_exist, is_mac_forced;
176 is_mac_exist = ecore_vf_bulletin_get_forced_mac(hwfn, mac,
178 if (is_mac_exist && is_mac_forced)
179 rte_memcpy(hwfn->hw_info.hw_mac_addr, mac, ETH_ALEN);
181 /* Always update link configuration according to bulletin */
182 qed_link_update(hwfn);
185 static void qede_vf_task(void *arg)
187 struct ecore_hwfn *p_hwfn = arg;
190 /* Read the bulletin board, and re-schedule the task */
191 ecore_vf_read_bulletin(p_hwfn, &change);
193 qed_handle_bulletin_change(p_hwfn);
195 rte_eal_alarm_set(QEDE_ALARM_TIMEOUT_US, qede_vf_task, p_hwfn);
198 static void qed_start_iov_task(struct ecore_dev *edev)
200 struct ecore_hwfn *p_hwfn;
203 for_each_hwfn(edev, i) {
204 p_hwfn = &edev->hwfns[i];
206 rte_eal_alarm_set(QEDE_ALARM_TIMEOUT_US, qede_vf_task,
211 static void qed_stop_iov_task(struct ecore_dev *edev)
213 struct ecore_hwfn *p_hwfn;
216 for_each_hwfn(edev, i) {
217 p_hwfn = &edev->hwfns[i];
219 rte_eal_alarm_cancel(qede_vf_task, p_hwfn);
222 static int qed_slowpath_start(struct ecore_dev *edev,
223 struct qed_slowpath_params *params)
225 bool allow_npar_tx_switching;
226 const uint8_t *data = NULL;
227 struct ecore_hwfn *hwfn;
228 struct ecore_mcp_drv_version drv_version;
229 struct ecore_hw_init_params hw_init_params;
230 struct qede_dev *qdev = (struct qede_dev *)edev;
232 #ifdef QED_ENC_SUPPORTED
233 struct ecore_tunn_start_params tunn_info;
236 #ifdef CONFIG_ECORE_BINARY_FW
238 rc = qed_load_firmware_data(edev);
240 DP_NOTICE(edev, true,
241 "Failed to find fw file %s\n", fw_file);
247 rc = qed_nic_setup(edev);
251 /* set int_coalescing_mode */
252 edev->int_coalescing_mode = ECORE_COAL_MODE_ENABLE;
254 #ifdef CONFIG_ECORE_ZIPPED_FW
256 /* Allocate stream for unzipping */
257 rc = qed_alloc_stream_mem(edev);
259 DP_NOTICE(edev, true,
260 "Failed to allocate stream memory\n");
265 qed_start_iov_task(edev);
268 #ifdef CONFIG_ECORE_BINARY_FW
270 data = (const uint8_t *)edev->firmware + sizeof(u32);
273 allow_npar_tx_switching = npar_tx_switching ? true : false;
275 /* Start the slowpath */
276 memset(&hw_init_params, 0, sizeof(hw_init_params));
277 #ifdef QED_ENC_SUPPORTED
278 memset(&tunn_info, 0, sizeof(tunn_info));
279 tunn_info.tunn_mode |= 1 << QED_MODE_VXLAN_TUNN |
280 1 << QED_MODE_L2GRE_TUNN |
281 1 << QED_MODE_IPGRE_TUNN |
282 1 << QED_MODE_L2GENEVE_TUNN | 1 << QED_MODE_IPGENEVE_TUNN;
283 tunn_info.tunn_clss_vxlan = QED_TUNN_CLSS_MAC_VLAN;
284 tunn_info.tunn_clss_l2gre = QED_TUNN_CLSS_MAC_VLAN;
285 tunn_info.tunn_clss_ipgre = QED_TUNN_CLSS_MAC_VLAN;
286 hw_init_params.p_tunn = &tunn_info;
288 hw_init_params.b_hw_start = true;
289 hw_init_params.int_mode = ECORE_INT_MODE_MSIX;
290 hw_init_params.allow_npar_tx_switch = allow_npar_tx_switching;
291 hw_init_params.bin_fw_data = data;
292 hw_init_params.epoch = (u32)time(NULL);
293 rc = ecore_hw_init(edev, &hw_init_params);
295 DP_ERR(edev, "ecore_hw_init failed\n");
299 DP_INFO(edev, "HW inited and function started\n");
302 hwfn = ECORE_LEADING_HWFN(edev);
303 drv_version.version = (params->drv_major << 24) |
304 (params->drv_minor << 16) |
305 (params->drv_rev << 8) | (params->drv_eng);
306 strlcpy((char *)drv_version.name, (const char *)params->name,
307 sizeof(drv_version.name));
308 rc = ecore_mcp_send_drv_version(hwfn, hwfn->p_main_ptt,
311 DP_NOTICE(edev, true,
312 "Failed sending drv version command\n");
317 ecore_reset_vport_stats(edev);
323 ecore_resc_free(edev);
325 #ifdef CONFIG_ECORE_BINARY_FW
328 rte_free(edev->firmware);
329 edev->firmware = NULL;
332 qed_stop_iov_task(edev);
338 qed_fill_dev_info(struct ecore_dev *edev, struct qed_dev_info *dev_info)
340 struct ecore_ptt *ptt = NULL;
342 memset(dev_info, 0, sizeof(struct qed_dev_info));
343 dev_info->num_hwfns = edev->num_hwfns;
344 dev_info->is_mf_default = IS_MF_DEFAULT(&edev->hwfns[0]);
345 rte_memcpy(&dev_info->hw_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
348 dev_info->fw_major = FW_MAJOR_VERSION;
349 dev_info->fw_minor = FW_MINOR_VERSION;
350 dev_info->fw_rev = FW_REVISION_VERSION;
351 dev_info->fw_eng = FW_ENGINEERING_VERSION;
354 dev_info->mf_mode = edev->mf_mode;
355 dev_info->tx_switching = false;
357 ecore_vf_get_fw_version(&edev->hwfns[0], &dev_info->fw_major,
358 &dev_info->fw_minor, &dev_info->fw_rev,
363 ptt = ecore_ptt_acquire(ECORE_LEADING_HWFN(edev));
365 ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
366 &dev_info->mfw_rev, NULL);
368 ecore_mcp_get_flash_size(ECORE_LEADING_HWFN(edev), ptt,
369 &dev_info->flash_size);
371 /* Workaround to allow PHY-read commands for
374 if (ECORE_IS_BB_B0(edev))
375 dev_info->flash_size = 0xffffffff;
377 ecore_ptt_release(ECORE_LEADING_HWFN(edev), ptt);
380 ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
381 &dev_info->mfw_rev, NULL);
388 qed_fill_eth_dev_info(struct ecore_dev *edev, struct qed_dev_eth_info *info)
390 struct qede_dev *qdev = (struct qede_dev *)edev;
394 memset(info, 0, sizeof(*info));
396 info->num_tc = 1 /* @@@TBD aelior MULTI_COS */;
399 int max_vf_vlan_filters = 0;
401 info->num_queues = 0;
402 for_each_hwfn(edev, i)
404 FEAT_NUM(&edev->hwfns[i], ECORE_PF_L2_QUE);
406 if (edev->p_iov_info)
407 max_vf_vlan_filters = edev->p_iov_info->total_vfs *
408 ECORE_ETH_VF_NUM_VLAN_FILTERS;
409 info->num_vlan_filters = RESC_NUM(&edev->hwfns[0], ECORE_VLAN) -
412 rte_memcpy(&info->port_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
415 ecore_vf_get_num_rxqs(ECORE_LEADING_HWFN(edev),
417 if (edev->num_hwfns > 1) {
418 ecore_vf_get_num_rxqs(&edev->hwfns[1], &queues);
419 info->num_queues += queues;
420 /* Restrict 100G VF to advertise 16 queues till the
421 * required support is available to go beyond 16.
423 info->num_queues = RTE_MIN(info->num_queues,
424 ECORE_MAX_VF_CHAINS_PER_PF);
427 ecore_vf_get_num_vlan_filters(&edev->hwfns[0],
428 (u8 *)&info->num_vlan_filters);
430 ecore_vf_get_port_mac(&edev->hwfns[0],
431 (uint8_t *)&info->port_mac);
434 qed_fill_dev_info(edev, &info->common);
437 memset(&info->common.hw_mac, 0, ETHER_ADDR_LEN);
443 qed_set_id(struct ecore_dev *edev, char name[NAME_SIZE],
444 const char ver_str[NAME_SIZE])
448 rte_memcpy(edev->name, name, NAME_SIZE);
449 for_each_hwfn(edev, i) {
450 snprintf(edev->hwfns[i].name, NAME_SIZE, "%s-%d", name, i);
452 memcpy(edev->ver_str, ver_str, NAME_SIZE);
453 edev->drv_type = DRV_ID_DRV_TYPE_LINUX;
457 qed_sb_init(struct ecore_dev *edev, struct ecore_sb_info *sb_info,
458 void *sb_virt_addr, dma_addr_t sb_phy_addr,
459 uint16_t sb_id, enum qed_sb_type type)
461 struct ecore_hwfn *p_hwfn;
467 /* RoCE uses single engine and CMT uses two engines. When using both
468 * we force only a single engine. Storage uses only engine 0 too.
470 if (type == QED_SB_TYPE_L2_QUEUE)
471 n_hwfns = edev->num_hwfns;
475 hwfn_index = sb_id % n_hwfns;
476 p_hwfn = &edev->hwfns[hwfn_index];
477 rel_sb_id = sb_id / n_hwfns;
479 DP_INFO(edev, "hwfn [%d] <--[init]-- SB %04x [0x%04x upper]\n",
480 hwfn_index, rel_sb_id, sb_id);
482 rc = ecore_int_sb_init(p_hwfn, p_hwfn->p_main_ptt, sb_info,
483 sb_virt_addr, sb_phy_addr, rel_sb_id);
488 static void qed_fill_link(struct ecore_hwfn *hwfn,
489 struct qed_link_output *if_link)
491 struct ecore_mcp_link_params params;
492 struct ecore_mcp_link_state link;
493 struct ecore_mcp_link_capabilities link_caps;
497 memset(if_link, 0, sizeof(*if_link));
499 /* Prepare source inputs */
500 if (IS_PF(hwfn->p_dev)) {
501 rte_memcpy(¶ms, ecore_mcp_get_link_params(hwfn),
503 rte_memcpy(&link, ecore_mcp_get_link_state(hwfn), sizeof(link));
504 rte_memcpy(&link_caps, ecore_mcp_get_link_capabilities(hwfn),
507 ecore_vf_read_bulletin(hwfn, &change);
508 ecore_vf_get_link_params(hwfn, ¶ms);
509 ecore_vf_get_link_state(hwfn, &link);
510 ecore_vf_get_link_caps(hwfn, &link_caps);
513 /* Set the link parameters to pass to protocol driver */
515 if_link->link_up = true;
518 if_link->speed = link.speed;
520 if_link->duplex = QEDE_DUPLEX_FULL;
522 /* Fill up the native advertised speed cap mask */
523 if_link->adv_speed = params.speed.advertised_speeds;
525 if (params.speed.autoneg)
526 if_link->supported_caps |= QEDE_SUPPORTED_AUTONEG;
528 if (params.pause.autoneg || params.pause.forced_rx ||
529 params.pause.forced_tx)
530 if_link->supported_caps |= QEDE_SUPPORTED_PAUSE;
532 if (params.pause.autoneg)
533 if_link->pause_config |= QED_LINK_PAUSE_AUTONEG_ENABLE;
535 if (params.pause.forced_rx)
536 if_link->pause_config |= QED_LINK_PAUSE_RX_ENABLE;
538 if (params.pause.forced_tx)
539 if_link->pause_config |= QED_LINK_PAUSE_TX_ENABLE;
543 qed_get_current_link(struct ecore_dev *edev, struct qed_link_output *if_link)
545 qed_fill_link(&edev->hwfns[0], if_link);
547 #ifdef CONFIG_QED_SRIOV
548 for_each_hwfn(cdev, i)
549 qed_inform_vf_link_state(&cdev->hwfns[i]);
553 static int qed_set_link(struct ecore_dev *edev, struct qed_link_params *params)
555 struct ecore_hwfn *hwfn;
556 struct ecore_ptt *ptt;
557 struct ecore_mcp_link_params *link_params;
563 /* The link should be set only once per PF */
564 hwfn = &edev->hwfns[0];
566 ptt = ecore_ptt_acquire(hwfn);
570 link_params = ecore_mcp_get_link_params(hwfn);
571 if (params->override_flags & QED_LINK_OVERRIDE_SPEED_AUTONEG)
572 link_params->speed.autoneg = params->autoneg;
574 if (params->override_flags & QED_LINK_OVERRIDE_PAUSE_CONFIG) {
575 if (params->pause_config & QED_LINK_PAUSE_AUTONEG_ENABLE)
576 link_params->pause.autoneg = true;
578 link_params->pause.autoneg = false;
579 if (params->pause_config & QED_LINK_PAUSE_RX_ENABLE)
580 link_params->pause.forced_rx = true;
582 link_params->pause.forced_rx = false;
583 if (params->pause_config & QED_LINK_PAUSE_TX_ENABLE)
584 link_params->pause.forced_tx = true;
586 link_params->pause.forced_tx = false;
589 rc = ecore_mcp_set_link(hwfn, ptt, params->link_up);
591 ecore_ptt_release(hwfn, ptt);
596 void qed_link_update(struct ecore_hwfn *hwfn)
598 struct qed_link_output if_link;
600 qed_fill_link(hwfn, &if_link);
603 static int qed_drain(struct ecore_dev *edev)
605 struct ecore_hwfn *hwfn;
606 struct ecore_ptt *ptt;
612 for_each_hwfn(edev, i) {
613 hwfn = &edev->hwfns[i];
614 ptt = ecore_ptt_acquire(hwfn);
616 DP_NOTICE(hwfn, true, "Failed to drain NIG; No PTT\n");
619 rc = ecore_mcp_drain(hwfn, ptt);
622 ecore_ptt_release(hwfn, ptt);
628 static int qed_nic_stop(struct ecore_dev *edev)
632 rc = ecore_hw_stop(edev);
633 for (i = 0; i < edev->num_hwfns; i++) {
634 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
636 if (p_hwfn->b_sp_dpc_enabled)
637 p_hwfn->b_sp_dpc_enabled = false;
642 static int qed_nic_reset(struct ecore_dev *edev)
646 rc = ecore_hw_reset(edev);
650 ecore_resc_free(edev);
655 static int qed_slowpath_stop(struct ecore_dev *edev)
657 #ifdef CONFIG_QED_SRIOV
665 #ifdef CONFIG_ECORE_ZIPPED_FW
666 qed_free_stream_mem(edev);
669 #ifdef CONFIG_QED_SRIOV
670 if (IS_QED_ETH_IF(edev))
671 qed_sriov_disable(edev, true);
677 qed_stop_iov_task(edev);
682 static void qed_remove(struct ecore_dev *edev)
687 ecore_hw_remove(edev);
690 const struct qed_common_ops qed_common_ops_pass = {
691 INIT_STRUCT_FIELD(probe, &qed_probe),
692 INIT_STRUCT_FIELD(update_pf_params, &qed_update_pf_params),
693 INIT_STRUCT_FIELD(slowpath_start, &qed_slowpath_start),
694 INIT_STRUCT_FIELD(set_id, &qed_set_id),
695 INIT_STRUCT_FIELD(chain_alloc, &ecore_chain_alloc),
696 INIT_STRUCT_FIELD(chain_free, &ecore_chain_free),
697 INIT_STRUCT_FIELD(sb_init, &qed_sb_init),
698 INIT_STRUCT_FIELD(get_link, &qed_get_current_link),
699 INIT_STRUCT_FIELD(set_link, &qed_set_link),
700 INIT_STRUCT_FIELD(drain, &qed_drain),
701 INIT_STRUCT_FIELD(slowpath_stop, &qed_slowpath_stop),
702 INIT_STRUCT_FIELD(remove, &qed_remove),