*/
#include <rte_malloc.h>
+#include <rte_alarm.h>
+#include <rte_cycles.h>
#include "bnxt.h"
-#include "bnxt_cpr.h"
#include "bnxt_hwrm.h"
#include "bnxt_ring.h"
#include "hsi_struct_def_dpdk.h"
+void bnxt_wait_for_device_shutdown(struct bnxt *bp)
+{
+ uint32_t val, timeout;
+
+ /* if HWRM_FUNC_QCAPS_OUTPUT_FLAGS_ERR_RECOVER_RELOAD is set
+ * in HWRM_FUNC_QCAPS command, wait for FW_STATUS to set
+ * the SHUTDOWN bit in health register
+ */
+ if (!(bp->recovery_info &&
+ (bp->fw_cap & BNXT_FW_CAP_ERR_RECOVER_RELOAD)))
+ return;
+
+ /* Driver has to wait for fw_reset_max_msecs or shutdown bit which comes
+ * first for FW to collect crash dump.
+ */
+ timeout = bp->fw_reset_max_msecs;
+
+ /* Driver has to poll for shutdown bit in fw_status register
+ *
+ * 1. in case of hot fw upgrade, this bit will be set after all
+ * function drivers unregistered with fw.
+ * 2. in case of fw initiated error recovery, this bit will be
+ * set after fw has collected the core dump
+ */
+ do {
+ val = bnxt_read_fw_status_reg(bp, BNXT_FW_STATUS_REG);
+ if (val & BNXT_FW_STATUS_SHUTDOWN)
+ return;
+
+ rte_delay_ms(100);
+ timeout -= 100;
+ } while (timeout);
+}
+
/*
* Async event handling
*/
struct hwrm_async_event_cmpl *async_cmp =
(struct hwrm_async_event_cmpl *)cmp;
uint16_t event_id = rte_le_to_cpu_16(async_cmp->event_id);
+ struct bnxt_error_recovery_info *info;
+ uint32_t event_data;
- /* TODO: HWRM async events are not defined yet */
- /* Needs to handle: link events, error events, etc. */
switch (event_id) {
case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_LINK_STATUS_CHANGE:
case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_LINK_SPEED_CHANGE:
case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_LINK_SPEED_CFG_CHANGE:
- bnxt_link_update_op(bp->eth_dev, 1);
+ /* FALLTHROUGH */
+ bnxt_link_update(bp->eth_dev, 0, ETH_LINK_UP);
break;
case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_PF_DRVR_UNLOAD:
PMD_DRV_LOG(INFO, "Async event: PF driver unloaded\n");
break;
case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_VF_CFG_CHANGE:
PMD_DRV_LOG(INFO, "Async event: VF config changed\n");
+ bnxt_hwrm_func_qcfg(bp, NULL);
break;
case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_PORT_CONN_NOT_ALLOWED:
PMD_DRV_LOG(INFO, "Port conn async event\n");
break;
+ case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_RESET_NOTIFY:
+ event_data = rte_le_to_cpu_32(async_cmp->event_data1);
+ /* timestamp_lo/hi values are in units of 100ms */
+ bp->fw_reset_max_msecs = async_cmp->timestamp_hi ?
+ rte_le_to_cpu_16(async_cmp->timestamp_hi) * 100 :
+ BNXT_MAX_FW_RESET_TIMEOUT;
+ bp->fw_reset_min_msecs = async_cmp->timestamp_lo ?
+ async_cmp->timestamp_lo * 100 :
+ BNXT_MIN_FW_READY_TIMEOUT;
+ if ((event_data & EVENT_DATA1_REASON_CODE_MASK) ==
+ EVENT_DATA1_REASON_CODE_FW_EXCEPTION_FATAL) {
+ PMD_DRV_LOG(INFO,
+ "Firmware fatal reset event received\n");
+ bp->flags |= BNXT_FLAG_FATAL_ERROR;
+ } else {
+ PMD_DRV_LOG(INFO,
+ "Firmware non-fatal reset event received\n");
+ }
+
+ bp->flags |= BNXT_FLAG_FW_RESET;
+ rte_eal_alarm_set(US_PER_MS, bnxt_dev_reset_and_resume,
+ (void *)bp);
+ break;
+ case HWRM_ASYNC_EVENT_CMPL_EVENT_ID_ERROR_RECOVERY:
+ info = bp->recovery_info;
+
+ if (!info)
+ return;
+
+ PMD_DRV_LOG(INFO, "Error recovery async event received\n");
+
+ event_data = rte_le_to_cpu_32(async_cmp->event_data1) &
+ EVENT_DATA1_FLAGS_MASK;
+
+ if (event_data & EVENT_DATA1_FLAGS_MASTER_FUNC)
+ info->flags |= BNXT_FLAG_MASTER_FUNC;
+ else
+ info->flags &= ~BNXT_FLAG_MASTER_FUNC;
+
+ if (event_data & EVENT_DATA1_FLAGS_RECOVERY_ENABLED)
+ info->flags |= BNXT_FLAG_RECOVERY_ENABLED;
+ else
+ info->flags &= ~BNXT_FLAG_RECOVERY_ENABLED;
+
+ PMD_DRV_LOG(INFO, "recovery enabled(%d), master function(%d)\n",
+ bnxt_is_recovery_enabled(bp),
+ bnxt_is_master_func(bp));
+
+ if (bp->flags & BNXT_FLAG_FW_HEALTH_CHECK_SCHEDULED)
+ return;
+
+ info->last_heart_beat =
+ bnxt_read_fw_status_reg(bp, BNXT_FW_HEARTBEAT_CNT_REG);
+ info->last_reset_counter =
+ bnxt_read_fw_status_reg(bp, BNXT_FW_RECOVERY_CNT_REG);
+
+ bnxt_schedule_fw_health_check(bp);
+ break;
default:
- PMD_DRV_LOG(INFO, "handle_async_event id = 0x%x\n", event_id);
+ PMD_DRV_LOG(DEBUG, "handle_async_event id = 0x%x\n", event_id);
break;
}
}
return;
}
-/* For the default completion ring only */
-int bnxt_alloc_def_cp_ring(struct bnxt *bp)
+int bnxt_event_hwrm_resp_handler(struct bnxt *bp, struct cmpl_base *cmp)
{
- struct bnxt_cp_ring_info *cpr = bp->def_cp_ring;
- struct bnxt_ring *cp_ring = cpr->cp_ring_struct;
- int rc;
+ bool evt = 0;
- rc = bnxt_hwrm_ring_alloc(bp, cp_ring,
- HWRM_RING_ALLOC_INPUT_RING_TYPE_L2_CMPL,
- 0, HWRM_NA_SIGNATURE,
- HWRM_NA_SIGNATURE);
- if (rc)
- goto err_out;
- cpr->cp_doorbell = bp->pdev->mem_resource[2].addr;
- B_CP_DIS_DB(cpr, cpr->cp_raw_cons);
- if (BNXT_PF(bp))
- rc = bnxt_hwrm_func_cfg_def_cp(bp);
- else
- rc = bnxt_hwrm_vf_func_cfg_def_cp(bp);
-
-err_out:
- return rc;
+ if (bp == NULL || cmp == NULL) {
+ PMD_DRV_LOG(ERR, "invalid NULL argument\n");
+ return evt;
+ }
+
+ if (unlikely(is_bnxt_in_error(bp)))
+ return 0;
+
+ switch (CMP_TYPE(cmp)) {
+ case CMPL_BASE_TYPE_HWRM_ASYNC_EVENT:
+ /* Handle any async event */
+ bnxt_handle_async_event(bp, cmp);
+ evt = 1;
+ break;
+ case CMPL_BASE_TYPE_HWRM_FWD_RESP:
+ /* Handle HWRM forwarded responses */
+ bnxt_handle_fwd_req(bp, cmp);
+ evt = 1;
+ break;
+ default:
+ /* Ignore any other events */
+ PMD_DRV_LOG(DEBUG, "Ignoring %02x completion\n", CMP_TYPE(cmp));
+ break;
+ }
+
+ return evt;
}
-void bnxt_free_def_cp_ring(struct bnxt *bp)
+bool bnxt_is_master_func(struct bnxt *bp)
{
- struct bnxt_cp_ring_info *cpr = bp->def_cp_ring;
+ if (bp->recovery_info->flags & BNXT_FLAG_MASTER_FUNC)
+ return true;
- if (cpr == NULL)
- return;
-
- bnxt_free_ring(cpr->cp_ring_struct);
- cpr->cp_ring_struct = NULL;
- rte_free(cpr->cp_ring_struct);
- rte_free(cpr);
- bp->def_cp_ring = NULL;
+ return false;
}
-/* For the default completion ring only */
-int bnxt_init_def_ring_struct(struct bnxt *bp, unsigned int socket_id)
+bool bnxt_is_recovery_enabled(struct bnxt *bp)
{
- struct bnxt_cp_ring_info *cpr;
- struct bnxt_ring *ring;
-
- cpr = rte_zmalloc_socket("cpr",
- sizeof(struct bnxt_cp_ring_info),
- RTE_CACHE_LINE_SIZE, socket_id);
- if (cpr == NULL)
- return -ENOMEM;
- bp->def_cp_ring = cpr;
-
- ring = rte_zmalloc_socket("bnxt_cp_ring_struct",
- sizeof(struct bnxt_ring),
- RTE_CACHE_LINE_SIZE, socket_id);
- if (ring == NULL)
- return -ENOMEM;
- cpr->cp_ring_struct = ring;
- ring->bd = (void *)cpr->cp_desc_ring;
- ring->bd_dma = cpr->cp_desc_mapping;
- ring->ring_size = rte_align32pow2(DEFAULT_CP_RING_SIZE);
- ring->ring_mask = ring->ring_size - 1;
- ring->vmem_size = 0;
- ring->vmem = NULL;
-
- return 0;
+ struct bnxt_error_recovery_info *info;
+
+ info = bp->recovery_info;
+ if (info && (info->flags & BNXT_FLAG_RECOVERY_ENABLED))
+ return true;
+
+ return false;
}