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");
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",
168 static void qed_handle_bulletin_change(struct ecore_hwfn *hwfn)
170 uint8_t mac[ETH_ALEN], is_mac_exist, is_mac_forced;
172 is_mac_exist = ecore_vf_bulletin_get_forced_mac(hwfn, mac,
174 if (is_mac_exist && is_mac_forced)
175 rte_memcpy(hwfn->hw_info.hw_mac_addr, mac, ETH_ALEN);
177 /* Always update link configuration according to bulletin */
178 qed_link_update(hwfn);
181 static void qede_vf_task(void *arg)
183 struct ecore_hwfn *p_hwfn = arg;
186 /* Read the bulletin board, and re-schedule the task */
187 ecore_vf_read_bulletin(p_hwfn, &change);
189 qed_handle_bulletin_change(p_hwfn);
191 rte_eal_alarm_set(QEDE_ALARM_TIMEOUT_US, qede_vf_task, p_hwfn);
194 static void qed_start_iov_task(struct ecore_dev *edev)
196 struct ecore_hwfn *p_hwfn;
199 for_each_hwfn(edev, i) {
200 p_hwfn = &edev->hwfns[i];
202 rte_eal_alarm_set(QEDE_ALARM_TIMEOUT_US, qede_vf_task,
207 static void qed_stop_iov_task(struct ecore_dev *edev)
209 struct ecore_hwfn *p_hwfn;
212 for_each_hwfn(edev, i) {
213 p_hwfn = &edev->hwfns[i];
215 rte_eal_alarm_cancel(qede_vf_task, p_hwfn);
218 static int qed_slowpath_start(struct ecore_dev *edev,
219 struct qed_slowpath_params *params)
221 bool allow_npar_tx_switching;
222 const uint8_t *data = NULL;
223 struct ecore_hwfn *hwfn;
224 struct ecore_mcp_drv_version drv_version;
225 struct ecore_hw_init_params hw_init_params;
226 struct qede_dev *qdev = (struct qede_dev *)edev;
228 #ifdef QED_ENC_SUPPORTED
229 struct ecore_tunn_start_params tunn_info;
232 #ifdef CONFIG_ECORE_BINARY_FW
234 rc = qed_load_firmware_data(edev);
236 DP_NOTICE(edev, true,
237 "Failed to find fw file %s\n", fw_file);
243 rc = qed_nic_setup(edev);
247 /* set int_coalescing_mode */
248 edev->int_coalescing_mode = ECORE_COAL_MODE_ENABLE;
250 #ifdef CONFIG_ECORE_ZIPPED_FW
252 /* Allocate stream for unzipping */
253 rc = qed_alloc_stream_mem(edev);
255 DP_NOTICE(edev, true,
256 "Failed to allocate stream memory\n");
261 qed_start_iov_task(edev);
264 #ifdef CONFIG_ECORE_BINARY_FW
266 data = (const uint8_t *)edev->firmware + sizeof(u32);
269 allow_npar_tx_switching = npar_tx_switching ? true : false;
271 /* Start the slowpath */
272 memset(&hw_init_params, 0, sizeof(hw_init_params));
273 #ifdef QED_ENC_SUPPORTED
274 memset(&tunn_info, 0, sizeof(tunn_info));
275 tunn_info.tunn_mode |= 1 << QED_MODE_VXLAN_TUNN |
276 1 << QED_MODE_L2GRE_TUNN |
277 1 << QED_MODE_IPGRE_TUNN |
278 1 << QED_MODE_L2GENEVE_TUNN | 1 << QED_MODE_IPGENEVE_TUNN;
279 tunn_info.tunn_clss_vxlan = QED_TUNN_CLSS_MAC_VLAN;
280 tunn_info.tunn_clss_l2gre = QED_TUNN_CLSS_MAC_VLAN;
281 tunn_info.tunn_clss_ipgre = QED_TUNN_CLSS_MAC_VLAN;
282 hw_init_params.p_tunn = &tunn_info;
284 hw_init_params.b_hw_start = true;
285 hw_init_params.int_mode = ECORE_INT_MODE_MSIX;
286 hw_init_params.allow_npar_tx_switch = allow_npar_tx_switching;
287 hw_init_params.bin_fw_data = data;
288 hw_init_params.epoch = (u32)time(NULL);
289 rc = ecore_hw_init(edev, &hw_init_params);
291 DP_ERR(edev, "ecore_hw_init failed\n");
295 DP_INFO(edev, "HW inited and function started\n");
298 hwfn = ECORE_LEADING_HWFN(edev);
299 drv_version.version = (params->drv_major << 24) |
300 (params->drv_minor << 16) |
301 (params->drv_rev << 8) | (params->drv_eng);
303 strncpy((char *)drv_version.name, (const char *)params->name,
304 MCP_DRV_VER_STR_SIZE - 4);
305 rc = ecore_mcp_send_drv_version(hwfn, hwfn->p_main_ptt,
308 DP_NOTICE(edev, true,
309 "Failed sending drv version command\n");
314 ecore_reset_vport_stats(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;
339 memset(dev_info, 0, sizeof(struct qed_dev_info));
340 dev_info->num_hwfns = edev->num_hwfns;
341 dev_info->is_mf_default = IS_MF_DEFAULT(&edev->hwfns[0]);
342 rte_memcpy(&dev_info->hw_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
346 dev_info->fw_major = FW_MAJOR_VERSION;
347 dev_info->fw_minor = FW_MINOR_VERSION;
348 dev_info->fw_rev = FW_REVISION_VERSION;
349 dev_info->fw_eng = FW_ENGINEERING_VERSION;
350 dev_info->mf_mode = edev->mf_mode;
351 dev_info->tx_switching = false;
353 ecore_vf_get_fw_version(&edev->hwfns[0], &dev_info->fw_major,
354 &dev_info->fw_minor, &dev_info->fw_rev,
359 ptt = ecore_ptt_acquire(ECORE_LEADING_HWFN(edev));
361 ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
362 &dev_info->mfw_rev, NULL);
364 ecore_mcp_get_flash_size(ECORE_LEADING_HWFN(edev), ptt,
365 &dev_info->flash_size);
367 /* Workaround to allow PHY-read commands for
370 if (ECORE_IS_BB_B0(edev))
371 dev_info->flash_size = 0xffffffff;
373 ecore_ptt_release(ECORE_LEADING_HWFN(edev), ptt);
376 ecore_mcp_get_mfw_ver(ECORE_LEADING_HWFN(edev), ptt,
377 &dev_info->mfw_rev, NULL);
384 qed_fill_eth_dev_info(struct ecore_dev *edev, struct qed_dev_eth_info *info)
386 struct qede_dev *qdev = (struct qede_dev *)edev;
390 memset(info, 0, sizeof(*info));
392 info->num_tc = 1 /* @@@TBD aelior MULTI_COS */;
395 int max_vf_vlan_filters = 0;
397 info->num_queues = 0;
398 for_each_hwfn(edev, i)
400 FEAT_NUM(&edev->hwfns[i], ECORE_PF_L2_QUE);
402 if (edev->p_iov_info)
403 max_vf_vlan_filters = edev->p_iov_info->total_vfs *
404 ECORE_ETH_VF_NUM_VLAN_FILTERS;
405 info->num_vlan_filters = RESC_NUM(&edev->hwfns[0], ECORE_VLAN) -
408 rte_memcpy(&info->port_mac, &edev->hwfns[0].hw_info.hw_mac_addr,
411 ecore_vf_get_num_rxqs(ECORE_LEADING_HWFN(edev),
413 if (edev->num_hwfns > 1) {
414 ecore_vf_get_num_rxqs(&edev->hwfns[1], &queues);
415 info->num_queues += queues;
416 /* Restrict 100G VF to advertise 16 queues till the
417 * required support is available to go beyond 16.
419 info->num_queues = RTE_MIN(info->num_queues,
420 ECORE_MAX_VF_CHAINS_PER_PF);
423 ecore_vf_get_num_vlan_filters(&edev->hwfns[0],
424 (u8 *)&info->num_vlan_filters);
426 ecore_vf_get_port_mac(&edev->hwfns[0],
427 (uint8_t *)&info->port_mac);
430 qed_fill_dev_info(edev, &info->common);
433 memset(&info->common.hw_mac, 0, ETHER_ADDR_LEN);
439 qed_set_id(struct ecore_dev *edev, char name[NAME_SIZE],
440 const char ver_str[NAME_SIZE])
444 rte_memcpy(edev->name, name, NAME_SIZE);
445 for_each_hwfn(edev, i) {
446 snprintf(edev->hwfns[i].name, NAME_SIZE, "%s-%d", name, i);
448 memcpy(edev->ver_str, ver_str, NAME_SIZE);
449 edev->drv_type = DRV_ID_DRV_TYPE_LINUX;
453 qed_sb_init(struct ecore_dev *edev, struct ecore_sb_info *sb_info,
454 void *sb_virt_addr, dma_addr_t sb_phy_addr,
455 uint16_t sb_id, enum qed_sb_type type)
457 struct ecore_hwfn *p_hwfn;
463 /* RoCE uses single engine and CMT uses two engines. When using both
464 * we force only a single engine. Storage uses only engine 0 too.
466 if (type == QED_SB_TYPE_L2_QUEUE)
467 n_hwfns = edev->num_hwfns;
471 hwfn_index = sb_id % n_hwfns;
472 p_hwfn = &edev->hwfns[hwfn_index];
473 rel_sb_id = sb_id / n_hwfns;
475 DP_INFO(edev, "hwfn [%d] <--[init]-- SB %04x [0x%04x upper]\n",
476 hwfn_index, rel_sb_id, sb_id);
478 rc = ecore_int_sb_init(p_hwfn, p_hwfn->p_main_ptt, sb_info,
479 sb_virt_addr, sb_phy_addr, rel_sb_id);
484 static void qed_fill_link(struct ecore_hwfn *hwfn,
485 struct qed_link_output *if_link)
487 struct ecore_mcp_link_params params;
488 struct ecore_mcp_link_state link;
489 struct ecore_mcp_link_capabilities link_caps;
493 memset(if_link, 0, sizeof(*if_link));
495 /* Prepare source inputs */
496 if (IS_PF(hwfn->p_dev)) {
497 rte_memcpy(¶ms, ecore_mcp_get_link_params(hwfn),
499 rte_memcpy(&link, ecore_mcp_get_link_state(hwfn), sizeof(link));
500 rte_memcpy(&link_caps, ecore_mcp_get_link_capabilities(hwfn),
503 ecore_vf_read_bulletin(hwfn, &change);
504 ecore_vf_get_link_params(hwfn, ¶ms);
505 ecore_vf_get_link_state(hwfn, &link);
506 ecore_vf_get_link_caps(hwfn, &link_caps);
509 /* Set the link parameters to pass to protocol driver */
511 if_link->link_up = true;
514 if_link->speed = link.speed;
516 if_link->duplex = QEDE_DUPLEX_FULL;
518 /* Fill up the native advertised speed cap mask */
519 if_link->adv_speed = params.speed.advertised_speeds;
521 if (params.speed.autoneg)
522 if_link->supported_caps |= QEDE_SUPPORTED_AUTONEG;
524 if (params.pause.autoneg || params.pause.forced_rx ||
525 params.pause.forced_tx)
526 if_link->supported_caps |= QEDE_SUPPORTED_PAUSE;
528 if (params.pause.autoneg)
529 if_link->pause_config |= QED_LINK_PAUSE_AUTONEG_ENABLE;
531 if (params.pause.forced_rx)
532 if_link->pause_config |= QED_LINK_PAUSE_RX_ENABLE;
534 if (params.pause.forced_tx)
535 if_link->pause_config |= QED_LINK_PAUSE_TX_ENABLE;
539 qed_get_current_link(struct ecore_dev *edev, struct qed_link_output *if_link)
541 qed_fill_link(&edev->hwfns[0], if_link);
543 #ifdef CONFIG_QED_SRIOV
544 for_each_hwfn(cdev, i)
545 qed_inform_vf_link_state(&cdev->hwfns[i]);
549 static int qed_set_link(struct ecore_dev *edev, struct qed_link_params *params)
551 struct ecore_hwfn *hwfn;
552 struct ecore_ptt *ptt;
553 struct ecore_mcp_link_params *link_params;
559 /* The link should be set only once per PF */
560 hwfn = &edev->hwfns[0];
562 ptt = ecore_ptt_acquire(hwfn);
566 link_params = ecore_mcp_get_link_params(hwfn);
567 if (params->override_flags & QED_LINK_OVERRIDE_SPEED_AUTONEG)
568 link_params->speed.autoneg = params->autoneg;
570 if (params->override_flags & QED_LINK_OVERRIDE_PAUSE_CONFIG) {
571 if (params->pause_config & QED_LINK_PAUSE_AUTONEG_ENABLE)
572 link_params->pause.autoneg = true;
574 link_params->pause.autoneg = false;
575 if (params->pause_config & QED_LINK_PAUSE_RX_ENABLE)
576 link_params->pause.forced_rx = true;
578 link_params->pause.forced_rx = false;
579 if (params->pause_config & QED_LINK_PAUSE_TX_ENABLE)
580 link_params->pause.forced_tx = true;
582 link_params->pause.forced_tx = false;
585 rc = ecore_mcp_set_link(hwfn, ptt, params->link_up);
587 ecore_ptt_release(hwfn, ptt);
592 void qed_link_update(struct ecore_hwfn *hwfn)
594 struct qed_link_output if_link;
596 qed_fill_link(hwfn, &if_link);
599 static int qed_drain(struct ecore_dev *edev)
601 struct ecore_hwfn *hwfn;
602 struct ecore_ptt *ptt;
608 for_each_hwfn(edev, i) {
609 hwfn = &edev->hwfns[i];
610 ptt = ecore_ptt_acquire(hwfn);
612 DP_NOTICE(hwfn, true, "Failed to drain NIG; No PTT\n");
615 rc = ecore_mcp_drain(hwfn, ptt);
618 ecore_ptt_release(hwfn, ptt);
624 static int qed_nic_stop(struct ecore_dev *edev)
628 rc = ecore_hw_stop(edev);
629 for (i = 0; i < edev->num_hwfns; i++) {
630 struct ecore_hwfn *p_hwfn = &edev->hwfns[i];
632 if (p_hwfn->b_sp_dpc_enabled)
633 p_hwfn->b_sp_dpc_enabled = false;
638 static int qed_nic_reset(struct ecore_dev *edev)
642 rc = ecore_hw_reset(edev);
646 ecore_resc_free(edev);
651 static int qed_slowpath_stop(struct ecore_dev *edev)
653 #ifdef CONFIG_QED_SRIOV
661 #ifdef CONFIG_ECORE_ZIPPED_FW
662 qed_free_stream_mem(edev);
665 #ifdef CONFIG_QED_SRIOV
666 if (IS_QED_ETH_IF(edev))
667 qed_sriov_disable(edev, true);
673 qed_stop_iov_task(edev);
678 static void qed_remove(struct ecore_dev *edev)
683 ecore_hw_remove(edev);
686 const struct qed_common_ops qed_common_ops_pass = {
687 INIT_STRUCT_FIELD(probe, &qed_probe),
688 INIT_STRUCT_FIELD(update_pf_params, &qed_update_pf_params),
689 INIT_STRUCT_FIELD(slowpath_start, &qed_slowpath_start),
690 INIT_STRUCT_FIELD(set_id, &qed_set_id),
691 INIT_STRUCT_FIELD(chain_alloc, &ecore_chain_alloc),
692 INIT_STRUCT_FIELD(chain_free, &ecore_chain_free),
693 INIT_STRUCT_FIELD(sb_init, &qed_sb_init),
694 INIT_STRUCT_FIELD(get_link, &qed_get_current_link),
695 INIT_STRUCT_FIELD(set_link, &qed_set_link),
696 INIT_STRUCT_FIELD(drain, &qed_drain),
697 INIT_STRUCT_FIELD(slowpath_stop, &qed_slowpath_stop),
698 INIT_STRUCT_FIELD(remove, &qed_remove),