diff options
Diffstat (limited to 'drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c')
| -rw-r--r-- | drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c | 135 |
1 files changed, 105 insertions, 30 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c index 892ca88e0cf4..303930499a4c 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c @@ -15,6 +15,7 @@ #include <net/ip.h> #include <linux/bpf.h> #include <linux/bpf_trace.h> +#include <linux/bitfield.h> #include "otx2_reg.h" #include "otx2_common.h" @@ -1171,6 +1172,59 @@ int otx2_set_real_num_queues(struct net_device *netdev, } EXPORT_SYMBOL(otx2_set_real_num_queues); +static char *nix_sqoperr_e_str[NIX_SQOPERR_MAX] = { + "NIX_SQOPERR_OOR", + "NIX_SQOPERR_CTX_FAULT", + "NIX_SQOPERR_CTX_POISON", + "NIX_SQOPERR_DISABLED", + "NIX_SQOPERR_SIZE_ERR", + "NIX_SQOPERR_OFLOW", + "NIX_SQOPERR_SQB_NULL", + "NIX_SQOPERR_SQB_FAULT", + "NIX_SQOPERR_SQE_SZ_ZERO", +}; + +static char *nix_mnqerr_e_str[NIX_MNQERR_MAX] = { + "NIX_MNQERR_SQ_CTX_FAULT", + "NIX_MNQERR_SQ_CTX_POISON", + "NIX_MNQERR_SQB_FAULT", + "NIX_MNQERR_SQB_POISON", + "NIX_MNQERR_TOTAL_ERR", + "NIX_MNQERR_LSO_ERR", + "NIX_MNQERR_CQ_QUERY_ERR", + "NIX_MNQERR_MAX_SQE_SIZE_ERR", + "NIX_MNQERR_MAXLEN_ERR", + "NIX_MNQERR_SQE_SIZEM1_ZERO", +}; + +static char *nix_snd_status_e_str[NIX_SND_STATUS_MAX] = { + "NIX_SND_STATUS_GOOD", + "NIX_SND_STATUS_SQ_CTX_FAULT", + "NIX_SND_STATUS_SQ_CTX_POISON", + "NIX_SND_STATUS_SQB_FAULT", + "NIX_SND_STATUS_SQB_POISON", + "NIX_SND_STATUS_HDR_ERR", + "NIX_SND_STATUS_EXT_ERR", + "NIX_SND_STATUS_JUMP_FAULT", + "NIX_SND_STATUS_JUMP_POISON", + "NIX_SND_STATUS_CRC_ERR", + "NIX_SND_STATUS_IMM_ERR", + "NIX_SND_STATUS_SG_ERR", + "NIX_SND_STATUS_MEM_ERR", + "NIX_SND_STATUS_INVALID_SUBDC", + "NIX_SND_STATUS_SUBDC_ORDER_ERR", + "NIX_SND_STATUS_DATA_FAULT", + "NIX_SND_STATUS_DATA_POISON", + "NIX_SND_STATUS_NPC_DROP_ACTION", + "NIX_SND_STATUS_LOCK_VIOL", + "NIX_SND_STATUS_NPC_UCAST_CHAN_ERR", + "NIX_SND_STATUS_NPC_MCAST_CHAN_ERR", + "NIX_SND_STATUS_NPC_MCAST_ABORT", + "NIX_SND_STATUS_NPC_VTAG_PTR_ERR", + "NIX_SND_STATUS_NPC_VTAG_SIZE_ERR", + "NIX_SND_STATUS_SEND_STATS_ERR", +}; + static irqreturn_t otx2_q_intr_handler(int irq, void *data) { struct otx2_nic *pf = data; @@ -1204,46 +1258,67 @@ static irqreturn_t otx2_q_intr_handler(int irq, void *data) /* SQ */ for (qidx = 0; qidx < pf->hw.tot_tx_queues; qidx++) { + u64 sq_op_err_dbg, mnq_err_dbg, snd_err_dbg; + u8 sq_op_err_code, mnq_err_code, snd_err_code; + + /* Below debug registers captures first errors corresponding to + * those registers. We don't have to check against SQ qid as + * these are fatal errors. + */ + ptr = otx2_get_regaddr(pf, NIX_LF_SQ_OP_INT); val = otx2_atomic64_add((qidx << 44), ptr); otx2_write64(pf, NIX_LF_SQ_OP_INT, (qidx << 44) | (val & NIX_SQINT_BITS)); - if (!(val & (NIX_SQINT_BITS | BIT_ULL(42)))) - continue; - if (val & BIT_ULL(42)) { netdev_err(pf->netdev, "SQ%lld: error reading NIX_LF_SQ_OP_INT, NIX_LF_ERR_INT 0x%llx\n", qidx, otx2_read64(pf, NIX_LF_ERR_INT)); - } else { - if (val & BIT_ULL(NIX_SQINT_LMT_ERR)) { - netdev_err(pf->netdev, "SQ%lld: LMT store error NIX_LF_SQ_OP_ERR_DBG:0x%llx", - qidx, - otx2_read64(pf, - NIX_LF_SQ_OP_ERR_DBG)); - otx2_write64(pf, NIX_LF_SQ_OP_ERR_DBG, - BIT_ULL(44)); - } - if (val & BIT_ULL(NIX_SQINT_MNQ_ERR)) { - netdev_err(pf->netdev, "SQ%lld: Meta-descriptor enqueue error NIX_LF_MNQ_ERR_DGB:0x%llx\n", - qidx, - otx2_read64(pf, NIX_LF_MNQ_ERR_DBG)); - otx2_write64(pf, NIX_LF_MNQ_ERR_DBG, - BIT_ULL(44)); - } - if (val & BIT_ULL(NIX_SQINT_SEND_ERR)) { - netdev_err(pf->netdev, "SQ%lld: Send error, NIX_LF_SEND_ERR_DBG 0x%llx", - qidx, - otx2_read64(pf, - NIX_LF_SEND_ERR_DBG)); - otx2_write64(pf, NIX_LF_SEND_ERR_DBG, - BIT_ULL(44)); - } - if (val & BIT_ULL(NIX_SQINT_SQB_ALLOC_FAIL)) - netdev_err(pf->netdev, "SQ%lld: SQB allocation failed", - qidx); + goto done; } + sq_op_err_dbg = otx2_read64(pf, NIX_LF_SQ_OP_ERR_DBG); + if (!(sq_op_err_dbg & BIT(44))) + goto chk_mnq_err_dbg; + + sq_op_err_code = FIELD_GET(GENMASK(7, 0), sq_op_err_dbg); + netdev_err(pf->netdev, "SQ%lld: NIX_LF_SQ_OP_ERR_DBG(%llx) err=%s\n", + qidx, sq_op_err_dbg, nix_sqoperr_e_str[sq_op_err_code]); + + otx2_write64(pf, NIX_LF_SQ_OP_ERR_DBG, BIT_ULL(44)); + + if (sq_op_err_code == NIX_SQOPERR_SQB_NULL) + goto chk_mnq_err_dbg; + + /* Err is not NIX_SQOPERR_SQB_NULL, call aq function to read SQ structure. + * TODO: But we are in irq context. How to call mbox functions which does sleep + */ + +chk_mnq_err_dbg: + mnq_err_dbg = otx2_read64(pf, NIX_LF_MNQ_ERR_DBG); + if (!(mnq_err_dbg & BIT(44))) + goto chk_snd_err_dbg; + + mnq_err_code = FIELD_GET(GENMASK(7, 0), mnq_err_dbg); + netdev_err(pf->netdev, "SQ%lld: NIX_LF_MNQ_ERR_DBG(%llx) err=%s\n", + qidx, mnq_err_dbg, nix_mnqerr_e_str[mnq_err_code]); + otx2_write64(pf, NIX_LF_MNQ_ERR_DBG, BIT_ULL(44)); + +chk_snd_err_dbg: + snd_err_dbg = otx2_read64(pf, NIX_LF_SEND_ERR_DBG); + if (snd_err_dbg & BIT(44)) { + snd_err_code = FIELD_GET(GENMASK(7, 0), snd_err_dbg); + netdev_err(pf->netdev, "SQ%lld: NIX_LF_SND_ERR_DBG:0x%llx err=%s\n", + qidx, snd_err_dbg, nix_snd_status_e_str[snd_err_code]); + otx2_write64(pf, NIX_LF_SEND_ERR_DBG, BIT_ULL(44)); + } + +done: + /* Print values and reset */ + if (val & BIT_ULL(NIX_SQINT_SQB_ALLOC_FAIL)) + netdev_err(pf->netdev, "SQ%lld: SQB allocation failed", + qidx); + schedule_work(&pf->reset_task); } |