1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2014-2021 Broadcom
6 #include <rte_malloc.h>
8 #include <rte_cycles.h>
11 #include "bnxt_hwrm.h"
12 #include "bnxt_ring.h"
13 #include "hsi_struct_def_dpdk.h"
15 void bnxt_wait_for_device_shutdown(struct bnxt *bp)
17 uint32_t val, timeout;
19 /* if HWRM_FUNC_QCAPS_OUTPUT_FLAGS_ERR_RECOVER_RELOAD is set
20 * in HWRM_FUNC_QCAPS command, wait for FW_STATUS to set
21 * the SHUTDOWN bit in health register
23 if (!(bp->recovery_info &&
24 (bp->fw_cap & BNXT_FW_CAP_ERR_RECOVER_RELOAD)))
27 /* Driver has to wait for fw_reset_max_msecs or shutdown bit which comes
28 * first for FW to collect crash dump.
30 timeout = bp->fw_reset_max_msecs;
32 /* Driver has to poll for shutdown bit in fw_status register
34 * 1. in case of hot fw upgrade, this bit will be set after all
35 * function drivers unregistered with fw.
36 * 2. in case of fw initiated error recovery, this bit will be
37 * set after fw has collected the core dump
40 val = bnxt_read_fw_status_reg(bp, BNXT_FW_STATUS_REG);
41 if (val & BNXT_FW_STATUS_SHUTDOWN)
50 bnxt_process_default_vnic_change(struct bnxt *bp,
51 struct hwrm_async_event_cmpl *async_cmp)
53 uint16_t vnic_state, vf_fid, vf_id;
54 struct bnxt_representor *vf_rep_bp;
55 struct rte_eth_dev *eth_dev;
56 bool vfr_found = false;
59 if (!BNXT_TRUFLOW_EN(bp))
62 PMD_DRV_LOG(INFO, "Default vnic change async event received\n");
63 event_data = rte_le_to_cpu_32(async_cmp->event_data1);
65 vnic_state = (event_data & BNXT_DEFAULT_VNIC_STATE_MASK) >>
66 BNXT_DEFAULT_VNIC_STATE_SFT;
67 if (vnic_state != BNXT_DEFAULT_VNIC_ALLOC)
73 vf_fid = (event_data & BNXT_DEFAULT_VNIC_CHANGE_VF_ID_MASK) >>
74 BNXT_DEFAULT_VNIC_CHANGE_VF_ID_SFT;
75 PMD_DRV_LOG(INFO, "async event received vf_id 0x%x\n", vf_fid);
77 for (vf_id = 0; vf_id < BNXT_MAX_VF_REPS; vf_id++) {
78 eth_dev = bp->rep_info[vf_id].vfr_eth_dev;
81 vf_rep_bp = eth_dev->data->dev_private;
83 vf_rep_bp->fw_fid == vf_fid) {
91 bnxt_rep_dev_start_op(eth_dev);
94 static void bnxt_handle_event_error_report(struct bnxt *bp,
98 switch (BNXT_EVENT_ERROR_REPORT_TYPE(data1)) {
99 case HWRM_ASYNC_EVENT_CMPL_ERROR_REPORT_BASE_EVENT_DATA1_ERROR_TYPE_PAUSE_STORM:
100 PMD_DRV_LOG(WARNING, "Port:%d Pause Storm detected!\n",
101 bp->eth_dev->data->port_id);
104 PMD_DRV_LOG(INFO, "FW reported unknown error type data1 %d"
105 " data2: %d\n", data1, data2);
111 * Async event handling
113 void bnxt_handle_async_event(struct bnxt *bp,
114 struct cmpl_base *cmp)
116 struct hwrm_async_event_cmpl *async_cmp =
117 (struct hwrm_async_event_cmpl *)cmp;
118 uint16_t event_id = rte_le_to_cpu_16(async_cmp->event_id);
119 uint16_t port_id = bp->eth_dev->data->port_id;
120 struct bnxt_error_recovery_info *info;
122 uint32_t data1, data2;
124 data1 = rte_le_to_cpu_32(async_cmp->event_data1);
125 data2 = rte_le_to_cpu_32(async_cmp->event_data2);
128 case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_LINK_STATUS_CHANGE:
129 case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_LINK_SPEED_CHANGE:
130 case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_LINK_SPEED_CFG_CHANGE:
132 bnxt_link_update_op(bp->eth_dev, 0);
133 rte_eth_dev_callback_process(bp->eth_dev,
134 RTE_ETH_EVENT_INTR_LSC, NULL);
136 case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_PF_DRVR_UNLOAD:
137 PMD_DRV_LOG(INFO, "Async event: PF driver unloaded\n");
139 case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_VF_CFG_CHANGE:
140 PMD_DRV_LOG(INFO, "Async event: VF config changed\n");
141 bnxt_hwrm_func_qcfg(bp, NULL);
143 case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_PORT_CONN_NOT_ALLOWED:
144 PMD_DRV_LOG(INFO, "Port conn async event\n");
146 case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_RESET_NOTIFY:
148 * Avoid any rx/tx packet processing during firmware reset
153 /* Ignore reset notify async events when stopping the port */
154 if (!bp->eth_dev->data->dev_started) {
155 bp->flags |= BNXT_FLAG_FATAL_ERROR;
159 pthread_mutex_lock(&bp->err_recovery_lock);
161 /* timestamp_lo/hi values are in units of 100ms */
162 bp->fw_reset_max_msecs = async_cmp->timestamp_hi ?
163 rte_le_to_cpu_16(async_cmp->timestamp_hi) * 100 :
164 BNXT_MAX_FW_RESET_TIMEOUT;
165 bp->fw_reset_min_msecs = async_cmp->timestamp_lo ?
166 async_cmp->timestamp_lo * 100 :
167 BNXT_MIN_FW_READY_TIMEOUT;
168 if ((event_data & EVENT_DATA1_REASON_CODE_MASK) ==
169 EVENT_DATA1_REASON_CODE_FW_EXCEPTION_FATAL) {
171 "Port %u: Firmware fatal reset event received\n",
173 bp->flags |= BNXT_FLAG_FATAL_ERROR;
176 "Port %u: Firmware non-fatal reset event received\n",
180 bp->flags |= BNXT_FLAG_FW_RESET;
181 pthread_mutex_unlock(&bp->err_recovery_lock);
182 rte_eal_alarm_set(US_PER_MS, bnxt_dev_reset_and_resume,
185 case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_ERROR_RECOVERY:
186 info = bp->recovery_info;
191 PMD_DRV_LOG(INFO, "Port %u: Error recovery async event received\n",
194 event_data = data1 & EVENT_DATA1_FLAGS_MASK;
196 if (event_data & EVENT_DATA1_FLAGS_MASTER_FUNC)
197 info->flags |= BNXT_FLAG_MASTER_FUNC;
199 info->flags &= ~BNXT_FLAG_MASTER_FUNC;
201 if (event_data & EVENT_DATA1_FLAGS_RECOVERY_ENABLED)
202 info->flags |= BNXT_FLAG_RECOVERY_ENABLED;
204 info->flags &= ~BNXT_FLAG_RECOVERY_ENABLED;
206 PMD_DRV_LOG(INFO, "Port %u: recovery enabled(%d), master function(%d)\n",
207 port_id, bnxt_is_recovery_enabled(bp),
208 bnxt_is_master_func(bp));
210 if (bp->flags & BNXT_FLAG_FW_HEALTH_CHECK_SCHEDULED)
213 info->last_heart_beat =
214 bnxt_read_fw_status_reg(bp, BNXT_FW_HEARTBEAT_CNT_REG);
215 info->last_reset_counter =
216 bnxt_read_fw_status_reg(bp, BNXT_FW_RECOVERY_CNT_REG);
218 bnxt_schedule_fw_health_check(bp);
220 case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_DEBUG_NOTIFICATION:
221 PMD_DRV_LOG(INFO, "Port: %u DNC event: data1 %#x data2 %#x\n",
222 port_id, data1, data2);
224 case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_DEFAULT_VNIC_CHANGE:
225 bnxt_process_default_vnic_change(bp, async_cmp);
227 case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_ECHO_REQUEST:
229 "Port %u: Received fw echo request: data1 %#x data2 %#x\n",
230 port_id, data1, data2);
231 if (bp->recovery_info)
232 bnxt_hwrm_fw_echo_reply(bp, data1, data2);
234 case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_ERROR_REPORT:
235 bnxt_handle_event_error_report(bp, data1, data2);
238 PMD_DRV_LOG(DEBUG, "handle_async_event id = 0x%x\n", event_id);
243 void bnxt_handle_fwd_req(struct bnxt *bp, struct cmpl_base *cmpl)
245 struct hwrm_exec_fwd_resp_input *fwreq;
246 struct hwrm_fwd_req_cmpl *fwd_cmpl = (struct hwrm_fwd_req_cmpl *)cmpl;
247 struct input *fwd_cmd;
253 if (bp->pf->active_vfs <= 0) {
254 PMD_DRV_LOG(ERR, "Forwarded VF with no active VFs\n");
258 /* Qualify the fwd request */
259 fw_vf_id = rte_le_to_cpu_16(fwd_cmpl->source_id);
260 vf_id = fw_vf_id - bp->pf->first_vf_id;
262 req_len = (rte_le_to_cpu_16(fwd_cmpl->req_len_type) &
263 HWRM_FWD_REQ_CMPL_REQ_LEN_MASK) >>
264 HWRM_FWD_REQ_CMPL_REQ_LEN_SFT;
265 if (req_len > sizeof(fwreq->encap_request))
266 req_len = sizeof(fwreq->encap_request);
268 /* Locate VF's forwarded command */
269 fwd_cmd = (struct input *)bp->pf->vf_info[vf_id].req_buf;
271 if (fw_vf_id < bp->pf->first_vf_id ||
272 fw_vf_id >= bp->pf->first_vf_id + bp->pf->active_vfs) {
274 "FWD req's source_id 0x%x out of range 0x%x - 0x%x (%d %d)\n",
275 fw_vf_id, bp->pf->first_vf_id,
276 (bp->pf->first_vf_id) + bp->pf->active_vfs - 1,
277 bp->pf->first_vf_id, bp->pf->active_vfs);
281 if (bnxt_rcv_msg_from_vf(bp, vf_id, fwd_cmd)) {
283 * In older firmware versions, the MAC had to be all zeros for
284 * the VF to set it's MAC via hwrm_func_vf_cfg. Set to all
285 * zeros if it's being configured and has been ok'd by caller.
287 if (fwd_cmd->req_type == HWRM_FUNC_VF_CFG) {
288 struct hwrm_func_vf_cfg_input *vfc = (void *)fwd_cmd;
291 HWRM_FUNC_VF_CFG_INPUT_ENABLES_DFLT_MAC_ADDR) {
292 bnxt_hwrm_func_vf_mac(bp, vf_id,
293 (const uint8_t *)"\x00\x00\x00\x00\x00");
297 if (fwd_cmd->req_type == HWRM_CFA_L2_SET_RX_MASK) {
298 struct hwrm_cfa_l2_set_rx_mask_input *srm =
301 srm->vlan_tag_tbl_addr = rte_cpu_to_le_64(0);
302 srm->num_vlan_tags = rte_cpu_to_le_32(0);
303 srm->mask &= ~rte_cpu_to_le_32(
304 HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_VLANONLY |
305 HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_VLAN_NONVLAN |
306 HWRM_CFA_L2_SET_RX_MASK_INPUT_MASK_ANYVLAN_NONVLAN);
310 rc = bnxt_hwrm_exec_fwd_resp(bp, fw_vf_id, fwd_cmd, req_len);
313 "Failed to send FWD req VF 0x%x, type 0x%x.\n",
314 fw_vf_id - bp->pf->first_vf_id,
315 rte_le_to_cpu_16(fwd_cmd->req_type));
321 rc = bnxt_hwrm_reject_fwd_resp(bp, fw_vf_id, fwd_cmd, req_len);
324 "Failed to send REJECT req VF 0x%x, type 0x%x.\n",
325 fw_vf_id - bp->pf->first_vf_id,
326 rte_le_to_cpu_16(fwd_cmd->req_type));
332 int bnxt_event_hwrm_resp_handler(struct bnxt *bp, struct cmpl_base *cmp)
336 if (bp == NULL || cmp == NULL) {
337 PMD_DRV_LOG(ERR, "invalid NULL argument\n");
341 if (unlikely(is_bnxt_in_error(bp)))
344 switch (CMP_TYPE(cmp)) {
345 case CMPL_BASE_TYPE_HWRM_ASYNC_EVENT:
346 /* Handle any async event */
347 bnxt_handle_async_event(bp, cmp);
350 case CMPL_BASE_TYPE_HWRM_FWD_REQ:
351 /* Handle HWRM forwarded responses */
352 bnxt_handle_fwd_req(bp, cmp);
356 /* Ignore any other events */
357 PMD_DRV_LOG(DEBUG, "Ignoring %02x completion\n", CMP_TYPE(cmp));
364 bool bnxt_is_master_func(struct bnxt *bp)
366 if (bp->recovery_info->flags & BNXT_FLAG_MASTER_FUNC)
372 bool bnxt_is_recovery_enabled(struct bnxt *bp)
374 struct bnxt_error_recovery_info *info;
376 info = bp->recovery_info;
377 if (info && (info->flags & BNXT_FLAG_RECOVERY_ENABLED))
383 void bnxt_stop_rxtx(struct bnxt *bp)
385 bp->eth_dev->rx_pkt_burst = &bnxt_dummy_recv_pkts;
386 bp->eth_dev->tx_pkt_burst = &bnxt_dummy_xmit_pkts;