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"
15 static uint8_t npar_tx_switching = 1;
18 #define QEDE_ALARM_TIMEOUT_US 100000
20 /* Global variable to hold absolute path of fw file */
21 char fw_file[PATH_MAX];
23 const char *QEDE_DEFAULT_FIRMWARE =
24 "/lib/firmware/qed/qed_init_values-8.10.9.0.bin";
27 qed_update_pf_params(struct ecore_dev *edev, struct ecore_pf_params *params)
31 for (i = 0; i < edev->num_hwfns; i++) {
32 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
33 p_hwfn->pf_params = *params;
37 static void qed_init_pci(struct ecore_dev *edev, struct rte_pci_device *pci_dev)
39 edev->regview = pci_dev->mem_resource[0].addr;
40 edev->doorbells = pci_dev->mem_resource[2].addr;
44 qed_probe(struct ecore_dev *edev, struct rte_pci_device *pci_dev,
45 enum qed_protocol protocol, uint32_t dp_module,
46 uint8_t dp_level, bool is_vf)
48 struct ecore_hw_prepare_params hw_prepare_params;
49 struct qede_dev *qdev = (struct qede_dev *)edev;
52 ecore_init_struct(edev);
53 qdev->protocol = protocol;
56 edev->b_hw_channel = true; /* @DPDK */
58 ecore_init_dp(edev, dp_module, dp_level, NULL);
59 qed_init_pci(edev, pci_dev);
61 memset(&hw_prepare_params, 0, sizeof(hw_prepare_params));
62 hw_prepare_params.personality = ECORE_PCI_ETH;
63 hw_prepare_params.drv_resc_alloc = false;
64 hw_prepare_params.chk_reg_fifo = false;
65 rc = ecore_hw_prepare(edev, &hw_prepare_params);
67 DP_ERR(edev, "hw prepare failed\n");
74 static int qed_nic_setup(struct ecore_dev *edev)
78 rc = ecore_resc_alloc(edev);
82 DP_INFO(edev, "Allocated qed resources\n");
83 ecore_resc_setup(edev);
88 #ifdef CONFIG_ECORE_ZIPPED_FW
89 static int qed_alloc_stream_mem(struct ecore_dev *edev)
93 for_each_hwfn(edev, i) {
94 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
96 p_hwfn->stream = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
97 sizeof(*p_hwfn->stream));
105 static void qed_free_stream_mem(struct ecore_dev *edev)
109 for_each_hwfn(edev, i) {
110 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
115 OSAL_FREE(p_hwfn->p_dev, p_hwfn->stream);
120 #ifdef CONFIG_ECORE_BINARY_FW
121 static int qed_load_firmware_data(struct ecore_dev *edev)
125 const char *fw = RTE_LIBRTE_QEDE_FW;
127 if (strcmp(fw, "") == 0)
128 strcpy(fw_file, QEDE_DEFAULT_FIRMWARE);
132 fd = open(fw_file, O_RDONLY);
134 DP_NOTICE(edev, false, "Can't open firmware file\n");
138 if (fstat(fd, &st) < 0) {
139 DP_NOTICE(edev, false, "Can't stat firmware file\n");
144 edev->firmware = rte_zmalloc("qede_fw", st.st_size,
145 RTE_CACHE_LINE_SIZE);
146 if (!edev->firmware) {
147 DP_NOTICE(edev, false, "Can't allocate memory for firmware\n");
152 if (read(fd, edev->firmware, st.st_size) != st.st_size) {
153 DP_NOTICE(edev, false, "Can't read firmware data\n");
158 edev->fw_len = st.st_size;
159 if (edev->fw_len < 104) {
160 DP_NOTICE(edev, false, "Invalid fw size: %" PRIu64 "\n",
171 static void qed_handle_bulletin_change(struct ecore_hwfn *hwfn)
173 uint8_t mac[ETH_ALEN], is_mac_exist, is_mac_forced;
175 is_mac_exist = ecore_vf_bulletin_get_forced_mac(hwfn, mac,
177 if (is_mac_exist && is_mac_forced)
178 rte_memcpy(hwfn->hw_info.hw_mac_addr, mac, ETH_ALEN);
180 /* Always update link configuration according to bulletin */
181 qed_link_update(hwfn);
184 static void qede_vf_task(void *arg)
186 struct ecore_hwfn *p_hwfn = arg;
189 /* Read the bulletin board, and re-schedule the task */
190 ecore_vf_read_bulletin(p_hwfn, &change);
192 qed_handle_bulletin_change(p_hwfn);
194 rte_eal_alarm_set(QEDE_ALARM_TIMEOUT_US, qede_vf_task, p_hwfn);
197 static void qed_start_iov_task(struct ecore_dev *edev)
199 struct ecore_hwfn *p_hwfn;
202 for_each_hwfn(edev, i) {
203 p_hwfn = &edev->hwfns[i];
205 rte_eal_alarm_set(QEDE_ALARM_TIMEOUT_US, qede_vf_task,
210 static void qed_stop_iov_task(struct ecore_dev *edev)
212 struct ecore_hwfn *p_hwfn;
215 for_each_hwfn(edev, i) {
216 p_hwfn = &edev->hwfns[i];
218 rte_eal_alarm_cancel(qede_vf_task, p_hwfn);
221 static int qed_slowpath_start(struct ecore_dev *edev,
222 struct qed_slowpath_params *params)
224 bool allow_npar_tx_switching;
225 const uint8_t *data = NULL;
226 struct ecore_hwfn *hwfn;
227 struct ecore_mcp_drv_version drv_version;
228 struct ecore_hw_init_params hw_init_params;
229 struct qede_dev *qdev = (struct qede_dev *)edev;
231 #ifdef QED_ENC_SUPPORTED
232 struct ecore_tunn_start_params tunn_info;
235 #ifdef CONFIG_ECORE_BINARY_FW
237 rc = qed_load_firmware_data(edev);
239 DP_NOTICE(edev, true,
240 "Failed to find fw file %s\n", fw_file);
246 rc = qed_nic_setup(edev);
250 /* set int_coalescing_mode */
251 edev->int_coalescing_mode = ECORE_COAL_MODE_ENABLE;
253 #ifdef CONFIG_ECORE_ZIPPED_FW
255 /* Allocate stream for unzipping */
256 rc = qed_alloc_stream_mem(edev);
258 DP_NOTICE(edev, true,
259 "Failed to allocate stream memory\n");
264 qed_start_iov_task(edev);
267 #ifdef CONFIG_ECORE_BINARY_FW
269 data = (const uint8_t *)edev->firmware + sizeof(u32);
272 allow_npar_tx_switching = npar_tx_switching ? true : false;
274 /* Start the slowpath */
275 memset(&hw_init_params, 0, sizeof(hw_init_params));
276 #ifdef QED_ENC_SUPPORTED
277 memset(&tunn_info, 0, sizeof(tunn_info));
278 tunn_info.tunn_mode |= 1 << QED_MODE_VXLAN_TUNN |
279 1 << QED_MODE_L2GRE_TUNN |
280 1 << QED_MODE_IPGRE_TUNN |
281 1 << QED_MODE_L2GENEVE_TUNN | 1 << QED_MODE_IPGENEVE_TUNN;
282 tunn_info.tunn_clss_vxlan = QED_TUNN_CLSS_MAC_VLAN;
283 tunn_info.tunn_clss_l2gre = QED_TUNN_CLSS_MAC_VLAN;
284 tunn_info.tunn_clss_ipgre = QED_TUNN_CLSS_MAC_VLAN;
285 hw_init_params.p_tunn = &tunn_info;
287 hw_init_params.b_hw_start = true;
288 hw_init_params.int_mode = ECORE_INT_MODE_MSIX;
289 hw_init_params.allow_npar_tx_switch = allow_npar_tx_switching;
290 hw_init_params.bin_fw_data = data;
291 hw_init_params.epoch = (u32)time(NULL);
292 rc = ecore_hw_init(edev, &hw_init_params);
294 DP_ERR(edev, "ecore_hw_init failed\n");
298 DP_INFO(edev, "HW inited and function started\n");
301 hwfn = ECORE_LEADING_HWFN(edev);
302 drv_version.version = (params->drv_major << 24) |
303 (params->drv_minor << 16) |
304 (params->drv_rev << 8) | (params->drv_eng);
306 strncpy((char *)drv_version.name, (const char *)params->name,
307 MCP_DRV_VER_STR_SIZE - 4);
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,
349 dev_info->fw_major = FW_MAJOR_VERSION;
350 dev_info->fw_minor = FW_MINOR_VERSION;
351 dev_info->fw_rev = FW_REVISION_VERSION;
352 dev_info->fw_eng = FW_ENGINEERING_VERSION;
353 dev_info->mf_mode = edev->mf_mode;
354 dev_info->tx_switching = false;
356 ecore_vf_get_fw_version(&edev->hwfns[0], &dev_info->fw_major,
357 &dev_info->fw_minor, &dev_info->fw_rev,
362 ptt = ecore_ptt_acquire(ECORE_LEADING_HWFN(edev));
364 ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
365 &dev_info->mfw_rev, NULL);
367 ecore_mcp_get_flash_size(ECORE_LEADING_HWFN(edev), ptt,
368 &dev_info->flash_size);
370 /* Workaround to allow PHY-read commands for
373 if (ECORE_IS_BB_B0(edev))
374 dev_info->flash_size = 0xffffffff;
376 ecore_ptt_release(ECORE_LEADING_HWFN(edev), ptt);
379 ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
380 &dev_info->mfw_rev, NULL);
387 qed_fill_eth_dev_info(struct ecore_dev *edev, struct qed_dev_eth_info *info)
389 struct qede_dev *qdev = (struct qede_dev *)edev;
393 memset(info, 0, sizeof(*info));
395 info->num_tc = 1 /* @@@TBD aelior MULTI_COS */;
398 int max_vf_vlan_filters = 0;
400 info->num_queues = 0;
401 for_each_hwfn(edev, i)
403 FEAT_NUM(&edev->hwfns[i], ECORE_PF_L2_QUE);
405 if (edev->p_iov_info)
406 max_vf_vlan_filters = edev->p_iov_info->total_vfs *
407 ECORE_ETH_VF_NUM_VLAN_FILTERS;
408 info->num_vlan_filters = RESC_NUM(&edev->hwfns[0], ECORE_VLAN) -
411 rte_memcpy(&info->port_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
414 ecore_vf_get_num_rxqs(ECORE_LEADING_HWFN(edev),
416 if (edev->num_hwfns > 1) {
417 ecore_vf_get_num_rxqs(&edev->hwfns[1], &queues);
418 info->num_queues += queues;
419 /* Restrict 100G VF to advertise 16 queues till the
420 * required support is available to go beyond 16.
422 info->num_queues = RTE_MIN(info->num_queues,
423 ECORE_MAX_VF_CHAINS_PER_PF);
426 ecore_vf_get_num_vlan_filters(&edev->hwfns[0],
427 (u8 *)&info->num_vlan_filters);
429 ecore_vf_get_port_mac(&edev->hwfns[0],
430 (uint8_t *)&info->port_mac);
433 qed_fill_dev_info(edev, &info->common);
436 memset(&info->common.hw_mac, 0, ETHER_ADDR_LEN);
442 qed_set_id(struct ecore_dev *edev, char name[NAME_SIZE],
443 const char ver_str[NAME_SIZE])
447 rte_memcpy(edev->name, name, NAME_SIZE);
448 for_each_hwfn(edev, i) {
449 snprintf(edev->hwfns[i].name, NAME_SIZE, "%s-%d", name, i);
451 memcpy(edev->ver_str, ver_str, NAME_SIZE);
452 edev->drv_type = DRV_ID_DRV_TYPE_LINUX;
456 qed_sb_init(struct ecore_dev *edev, struct ecore_sb_info *sb_info,
457 void *sb_virt_addr, dma_addr_t sb_phy_addr,
458 uint16_t sb_id, enum qed_sb_type type)
460 struct ecore_hwfn *p_hwfn;
466 /* RoCE uses single engine and CMT uses two engines. When using both
467 * we force only a single engine. Storage uses only engine 0 too.
469 if (type == QED_SB_TYPE_L2_QUEUE)
470 n_hwfns = edev->num_hwfns;
474 hwfn_index = sb_id % n_hwfns;
475 p_hwfn = &edev->hwfns[hwfn_index];
476 rel_sb_id = sb_id / n_hwfns;
478 DP_INFO(edev, "hwfn [%d] <--[init]-- SB %04x [0x%04x upper]\n",
479 hwfn_index, rel_sb_id, sb_id);
481 rc = ecore_int_sb_init(p_hwfn, p_hwfn->p_main_ptt, sb_info,
482 sb_virt_addr, sb_phy_addr, rel_sb_id);
487 static void qed_fill_link(struct ecore_hwfn *hwfn,
488 struct qed_link_output *if_link)
490 struct ecore_mcp_link_params params;
491 struct ecore_mcp_link_state link;
492 struct ecore_mcp_link_capabilities link_caps;
496 memset(if_link, 0, sizeof(*if_link));
498 /* Prepare source inputs */
499 if (IS_PF(hwfn->p_dev)) {
500 rte_memcpy(¶ms, ecore_mcp_get_link_params(hwfn),
502 rte_memcpy(&link, ecore_mcp_get_link_state(hwfn), sizeof(link));
503 rte_memcpy(&link_caps, ecore_mcp_get_link_capabilities(hwfn),
506 ecore_vf_read_bulletin(hwfn, &change);
507 ecore_vf_get_link_params(hwfn, ¶ms);
508 ecore_vf_get_link_state(hwfn, &link);
509 ecore_vf_get_link_caps(hwfn, &link_caps);
512 /* Set the link parameters to pass to protocol driver */
514 if_link->link_up = true;
517 if_link->speed = link.speed;
519 if_link->duplex = QEDE_DUPLEX_FULL;
521 /* Fill up the native advertised speed cap mask */
522 if_link->adv_speed = params.speed.advertised_speeds;
524 if (params.speed.autoneg)
525 if_link->supported_caps |= QEDE_SUPPORTED_AUTONEG;
527 if (params.pause.autoneg || params.pause.forced_rx ||
528 params.pause.forced_tx)
529 if_link->supported_caps |= QEDE_SUPPORTED_PAUSE;
531 if (params.pause.autoneg)
532 if_link->pause_config |= QED_LINK_PAUSE_AUTONEG_ENABLE;
534 if (params.pause.forced_rx)
535 if_link->pause_config |= QED_LINK_PAUSE_RX_ENABLE;
537 if (params.pause.forced_tx)
538 if_link->pause_config |= QED_LINK_PAUSE_TX_ENABLE;
542 qed_get_current_link(struct ecore_dev *edev, struct qed_link_output *if_link)
544 qed_fill_link(&edev->hwfns[0], if_link);
546 #ifdef CONFIG_QED_SRIOV
547 for_each_hwfn(cdev, i)
548 qed_inform_vf_link_state(&cdev->hwfns[i]);
552 static int qed_set_link(struct ecore_dev *edev, struct qed_link_params *params)
554 struct ecore_hwfn *hwfn;
555 struct ecore_ptt *ptt;
556 struct ecore_mcp_link_params *link_params;
562 /* The link should be set only once per PF */
563 hwfn = &edev->hwfns[0];
565 ptt = ecore_ptt_acquire(hwfn);
569 link_params = ecore_mcp_get_link_params(hwfn);
570 if (params->override_flags & QED_LINK_OVERRIDE_SPEED_AUTONEG)
571 link_params->speed.autoneg = params->autoneg;
573 if (params->override_flags & QED_LINK_OVERRIDE_PAUSE_CONFIG) {
574 if (params->pause_config & QED_LINK_PAUSE_AUTONEG_ENABLE)
575 link_params->pause.autoneg = true;
577 link_params->pause.autoneg = false;
578 if (params->pause_config & QED_LINK_PAUSE_RX_ENABLE)
579 link_params->pause.forced_rx = true;
581 link_params->pause.forced_rx = false;
582 if (params->pause_config & QED_LINK_PAUSE_TX_ENABLE)
583 link_params->pause.forced_tx = true;
585 link_params->pause.forced_tx = false;
588 rc = ecore_mcp_set_link(hwfn, ptt, params->link_up);
590 ecore_ptt_release(hwfn, ptt);
595 void qed_link_update(struct ecore_hwfn *hwfn)
597 struct qed_link_output if_link;
599 qed_fill_link(hwfn, &if_link);
602 static int qed_drain(struct ecore_dev *edev)
604 struct ecore_hwfn *hwfn;
605 struct ecore_ptt *ptt;
611 for_each_hwfn(edev, i) {
612 hwfn = &edev->hwfns[i];
613 ptt = ecore_ptt_acquire(hwfn);
615 DP_NOTICE(hwfn, true, "Failed to drain NIG; No PTT\n");
618 rc = ecore_mcp_drain(hwfn, ptt);
621 ecore_ptt_release(hwfn, ptt);
627 static int qed_nic_stop(struct ecore_dev *edev)
631 rc = ecore_hw_stop(edev);
632 for (i = 0; i < edev->num_hwfns; i++) {
633 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
635 if (p_hwfn->b_sp_dpc_enabled)
636 p_hwfn->b_sp_dpc_enabled = false;
641 static int qed_nic_reset(struct ecore_dev *edev)
645 rc = ecore_hw_reset(edev);
649 ecore_resc_free(edev);
654 static int qed_slowpath_stop(struct ecore_dev *edev)
656 #ifdef CONFIG_QED_SRIOV
664 #ifdef CONFIG_ECORE_ZIPPED_FW
665 qed_free_stream_mem(edev);
668 #ifdef CONFIG_QED_SRIOV
669 if (IS_QED_ETH_IF(edev))
670 qed_sriov_disable(edev, true);
676 qed_stop_iov_task(edev);
681 static void qed_remove(struct ecore_dev *edev)
686 ecore_hw_remove(edev);
689 const struct qed_common_ops qed_common_ops_pass = {
690 INIT_STRUCT_FIELD(probe, &qed_probe),
691 INIT_STRUCT_FIELD(update_pf_params, &qed_update_pf_params),
692 INIT_STRUCT_FIELD(slowpath_start, &qed_slowpath_start),
693 INIT_STRUCT_FIELD(set_id, &qed_set_id),
694 INIT_STRUCT_FIELD(chain_alloc, &ecore_chain_alloc),
695 INIT_STRUCT_FIELD(chain_free, &ecore_chain_free),
696 INIT_STRUCT_FIELD(sb_init, &qed_sb_init),
697 INIT_STRUCT_FIELD(get_link, &qed_get_current_link),
698 INIT_STRUCT_FIELD(set_link, &qed_set_link),
699 INIT_STRUCT_FIELD(drain, &qed_drain),
700 INIT_STRUCT_FIELD(slowpath_stop, &qed_slowpath_stop),
701 INIT_STRUCT_FIELD(remove, &qed_remove),