diff options
Diffstat (limited to 'drivers/net/ethernet/broadcom')
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt.c | 102 | ||||
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt_coredump.c | 18 | ||||
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.c | 2 | ||||
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c | 29 | ||||
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c | 2 |
6 files changed, 106 insertions, 48 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 6afc2ab6fad2..d66519ce57af 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -2958,6 +2958,7 @@ static int __bnxt_poll_work(struct bnxt *bp, struct bnxt_cp_ring_info *cpr, { struct bnxt_napi *bnapi = cpr->bnapi; u32 raw_cons = cpr->cp_raw_cons; + bool flush_xdp = false; u32 cons; int rx_pkts = 0; u8 event = 0; @@ -3011,6 +3012,8 @@ static int __bnxt_poll_work(struct bnxt *bp, struct bnxt_cp_ring_info *cpr, else rc = bnxt_force_rx_discard(bp, cpr, &raw_cons, &event); + if (event & BNXT_REDIRECT_EVENT) + flush_xdp = true; if (likely(rc >= 0)) rx_pkts += rc; /* Increment rx_pkts when rc is -ENOMEM to count towards @@ -3035,7 +3038,7 @@ static int __bnxt_poll_work(struct bnxt *bp, struct bnxt_cp_ring_info *cpr, } } - if (event & BNXT_REDIRECT_EVENT) { + if (flush_xdp) { xdp_do_flush(); event &= ~BNXT_REDIRECT_EVENT; } @@ -10738,6 +10741,72 @@ void bnxt_del_one_rss_ctx(struct bnxt *bp, struct bnxt_rss_ctx *rss_ctx, bp->num_rss_ctx--; } +static bool bnxt_vnic_has_rx_ring(struct bnxt *bp, struct bnxt_vnic_info *vnic, + int rxr_id) +{ + u16 tbl_size = bnxt_get_rxfh_indir_size(bp->dev); + int i, vnic_rx; + + /* Ntuple VNIC always has all the rx rings. Any change of ring id + * must be updated because a future filter may use it. + */ + if (vnic->flags & BNXT_VNIC_NTUPLE_FLAG) + return true; + + for (i = 0; i < tbl_size; i++) { + if (vnic->flags & BNXT_VNIC_RSSCTX_FLAG) + vnic_rx = ethtool_rxfh_context_indir(vnic->rss_ctx)[i]; + else + vnic_rx = bp->rss_indir_tbl[i]; + + if (rxr_id == vnic_rx) + return true; + } + + return false; +} + +static int bnxt_set_vnic_mru_p5(struct bnxt *bp, struct bnxt_vnic_info *vnic, + u16 mru, int rxr_id) +{ + int rc; + + if (!bnxt_vnic_has_rx_ring(bp, vnic, rxr_id)) + return 0; + + if (mru) { + rc = bnxt_hwrm_vnic_set_rss_p5(bp, vnic, true); + if (rc) { + netdev_err(bp->dev, "hwrm vnic %d set rss failure rc: %d\n", + vnic->vnic_id, rc); + return rc; + } + } + vnic->mru = mru; + bnxt_hwrm_vnic_update(bp, vnic, + VNIC_UPDATE_REQ_ENABLES_MRU_VALID); + + return 0; +} + +static int bnxt_set_rss_ctx_vnic_mru(struct bnxt *bp, u16 mru, int rxr_id) +{ + struct ethtool_rxfh_context *ctx; + unsigned long context; + int rc; + + xa_for_each(&bp->dev->ethtool->rss_ctx, context, ctx) { + struct bnxt_rss_ctx *rss_ctx = ethtool_rxfh_context_priv(ctx); + struct bnxt_vnic_info *vnic = &rss_ctx->vnic; + + rc = bnxt_set_vnic_mru_p5(bp, vnic, mru, rxr_id); + if (rc) + return rc; + } + + return 0; +} + static void bnxt_hwrm_realloc_rss_ctx_vnic(struct bnxt *bp) { bool set_tpa = !!(bp->flags & BNXT_FLAG_TPA); @@ -11496,11 +11565,9 @@ static void bnxt_free_irq(struct bnxt *bp) static int bnxt_request_irq(struct bnxt *bp) { + struct cpu_rmap *rmap = NULL; int i, j, rc = 0; unsigned long flags = 0; -#ifdef CONFIG_RFS_ACCEL - struct cpu_rmap *rmap; -#endif rc = bnxt_setup_int_mode(bp); if (rc) { @@ -11521,15 +11588,15 @@ static int bnxt_request_irq(struct bnxt *bp) int map_idx = bnxt_cp_num_to_irq_num(bp, i); struct bnxt_irq *irq = &bp->irq_tbl[map_idx]; -#ifdef CONFIG_RFS_ACCEL - if (rmap && bp->bnapi[i]->rx_ring) { + if (IS_ENABLED(CONFIG_RFS_ACCEL) && + rmap && bp->bnapi[i]->rx_ring) { rc = irq_cpu_rmap_add(rmap, irq->vector); if (rc) netdev_warn(bp->dev, "failed adding irq rmap for ring %d\n", j); j++; } -#endif + rc = request_irq(irq->vector, irq->handler, flags, irq->name, bp->bnapi[i]); if (rc) @@ -15884,6 +15951,7 @@ static int bnxt_queue_start(struct net_device *dev, void *qmem, int idx) struct bnxt_vnic_info *vnic; struct bnxt_napi *bnapi; int i, rc; + u16 mru; rxr = &bp->rx_ring[idx]; clone = qmem; @@ -15933,21 +16001,15 @@ static int bnxt_queue_start(struct net_device *dev, void *qmem, int idx) napi_enable_locked(&bnapi->napi); bnxt_db_nq_arm(bp, &cpr->cp_db, cpr->cp_raw_cons); + mru = bp->dev->mtu + ETH_HLEN + VLAN_HLEN; for (i = 0; i < bp->nr_vnics; i++) { vnic = &bp->vnic_info[i]; - rc = bnxt_hwrm_vnic_set_rss_p5(bp, vnic, true); - if (rc) { - netdev_err(bp->dev, "hwrm vnic %d set rss failure rc: %d\n", - vnic->vnic_id, rc); + rc = bnxt_set_vnic_mru_p5(bp, vnic, mru, idx); + if (rc) return rc; - } - vnic->mru = bp->dev->mtu + ETH_HLEN + VLAN_HLEN; - bnxt_hwrm_vnic_update(bp, vnic, - VNIC_UPDATE_REQ_ENABLES_MRU_VALID); } - - return 0; + return bnxt_set_rss_ctx_vnic_mru(bp, mru, idx); err_reset: netdev_err(bp->dev, "Unexpected HWRM error during queue start rc: %d\n", @@ -15969,10 +16031,10 @@ static int bnxt_queue_stop(struct net_device *dev, void *qmem, int idx) for (i = 0; i < bp->nr_vnics; i++) { vnic = &bp->vnic_info[i]; - vnic->mru = 0; - bnxt_hwrm_vnic_update(bp, vnic, - VNIC_UPDATE_REQ_ENABLES_MRU_VALID); + + bnxt_set_vnic_mru_p5(bp, vnic, 0, idx); } + bnxt_set_rss_ctx_vnic_mru(bp, 0, idx); /* Make sure NAPI sees that the VNIC is disabled */ synchronize_net(); rxr = &bp->rx_ring[idx]; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_coredump.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_coredump.c index a000d3f630bd..187695af6611 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_coredump.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_coredump.c @@ -368,23 +368,27 @@ static u32 bnxt_get_ctx_coredump(struct bnxt *bp, void *buf, u32 offset, if (!ctxm->mem_valid || !seg_id) continue; - if (trace) + if (trace) { extra_hlen = BNXT_SEG_RCD_LEN; + if (buf) { + u16 trace_type = bnxt_bstore_to_trace[type]; + + bnxt_fill_drv_seg_record(bp, &record, ctxm, + trace_type); + } + } + if (buf) data = buf + BNXT_SEG_HDR_LEN + extra_hlen; + seg_len = bnxt_copy_ctx_mem(bp, ctxm, data, 0) + extra_hlen; if (buf) { bnxt_fill_coredump_seg_hdr(bp, &seg_hdr, NULL, seg_len, 0, 0, 0, comp_id, seg_id); memcpy(buf, &seg_hdr, BNXT_SEG_HDR_LEN); buf += BNXT_SEG_HDR_LEN; - if (trace) { - u16 trace_type = bnxt_bstore_to_trace[type]; - - bnxt_fill_drv_seg_record(bp, &record, ctxm, - trace_type); + if (trace) memcpy(buf, &record, BNXT_SEG_RCD_LEN); - } buf += seg_len; } len += BNXT_SEG_HDR_LEN + seg_len; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.c index 0dbb880a7aa0..71e14be2507e 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_dcb.c @@ -487,7 +487,9 @@ static int bnxt_ets_validate(struct bnxt *bp, struct ieee_ets *ets, u8 *tc) if ((ets->tc_tx_bw[i] || ets->tc_tsa[i]) && i > bp->max_tc) return -EINVAL; + } + for (i = 0; i < max_tc; i++) { switch (ets->tc_tsa[i]) { case IEEE_8021QAZ_TSA_STRICT: break; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c index 7564705d6478..2450a369b792 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.c @@ -149,7 +149,6 @@ void bnxt_unregister_dev(struct bnxt_en_dev *edev) struct net_device *dev = edev->net; struct bnxt *bp = netdev_priv(dev); struct bnxt_ulp *ulp; - int i = 0; ulp = edev->ulp_tbl; netdev_lock(dev); @@ -165,10 +164,6 @@ void bnxt_unregister_dev(struct bnxt_en_dev *edev) synchronize_rcu(); ulp->max_async_event_id = 0; ulp->async_events_bmap = NULL; - while (atomic_read(&ulp->ref_count) != 0 && i < 10) { - msleep(100); - i++; - } mutex_unlock(&edev->en_dev_lock); netdev_unlock(dev); return; @@ -236,10 +231,9 @@ void bnxt_ulp_stop(struct bnxt *bp) return; mutex_lock(&edev->en_dev_lock); - if (!bnxt_ulp_registered(edev)) { - mutex_unlock(&edev->en_dev_lock); - return; - } + if (!bnxt_ulp_registered(edev) || + (edev->flags & BNXT_EN_FLAG_ULP_STOPPED)) + goto ulp_stop_exit; edev->flags |= BNXT_EN_FLAG_ULP_STOPPED; if (aux_priv) { @@ -255,6 +249,7 @@ void bnxt_ulp_stop(struct bnxt *bp) adrv->suspend(adev, pm); } } +ulp_stop_exit: mutex_unlock(&edev->en_dev_lock); } @@ -263,19 +258,13 @@ void bnxt_ulp_start(struct bnxt *bp, int err) struct bnxt_aux_priv *aux_priv = bp->aux_priv; struct bnxt_en_dev *edev = bp->edev; - if (!edev) - return; - - edev->flags &= ~BNXT_EN_FLAG_ULP_STOPPED; - - if (err) + if (!edev || err) return; mutex_lock(&edev->en_dev_lock); - if (!bnxt_ulp_registered(edev)) { - mutex_unlock(&edev->en_dev_lock); - return; - } + if (!bnxt_ulp_registered(edev) || + !(edev->flags & BNXT_EN_FLAG_ULP_STOPPED)) + goto ulp_start_exit; if (edev->ulp_tbl->msix_requested) bnxt_fill_msix_vecs(bp, edev->msix_entries); @@ -292,6 +281,8 @@ void bnxt_ulp_start(struct bnxt *bp, int err) adrv->resume(adev); } } +ulp_start_exit: + edev->flags &= ~BNXT_EN_FLAG_ULP_STOPPED; mutex_unlock(&edev->en_dev_lock); } diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h index 7fa3b8d1ebd2..f6b5efb5e775 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ulp.h @@ -50,7 +50,6 @@ struct bnxt_ulp { unsigned long *async_events_bmap; u16 max_async_event_id; u16 msix_requested; - atomic_t ref_count; }; struct bnxt_en_dev { diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c index e675611777b5..aedd9e145ff9 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c @@ -115,7 +115,7 @@ static void __bnxt_xmit_xdp_redirect(struct bnxt *bp, tx_buf->action = XDP_REDIRECT; tx_buf->xdpf = xdpf; dma_unmap_addr_set(tx_buf, mapping, mapping); - dma_unmap_len_set(tx_buf, len, 0); + dma_unmap_len_set(tx_buf, len, len); } void bnxt_tx_int_xdp(struct bnxt *bp, struct bnxt_napi *bnapi, int budget) |