diff options
Diffstat (limited to 'drivers/infiniband/hw/hfi1/vnic_main.c')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/vnic_main.c | 44 |
1 files changed, 7 insertions, 37 deletions
diff --git a/drivers/infiniband/hw/hfi1/vnic_main.c b/drivers/infiniband/hw/hfi1/vnic_main.c index f419cbb05928..5d65582fe4d9 100644 --- a/drivers/infiniband/hw/hfi1/vnic_main.c +++ b/drivers/infiniband/hw/hfi1/vnic_main.c @@ -67,8 +67,6 @@ static int setup_vnic_ctxt(struct hfi1_devdata *dd, struct hfi1_ctxtdata *uctxt) unsigned int rcvctrl_ops = 0; int ret; - hfi1_init_ctxt(uctxt->sc); - uctxt->do_interrupt = &handle_receive_interrupt; /* Now allocate the RcvHdr queue and eager buffers. */ @@ -96,8 +94,6 @@ static int setup_vnic_ctxt(struct hfi1_devdata *dd, struct hfi1_ctxtdata *uctxt) rcvctrl_ops |= HFI1_RCVCTRL_TAILUPD_ENB; hfi1_rcvctrl(uctxt->dd, rcvctrl_ops, uctxt); - - uctxt->is_vnic = true; done: return ret; } @@ -122,20 +118,7 @@ static int allocate_vnic_ctxt(struct hfi1_devdata *dd, HFI1_CAP_KGET(NODROP_EGR_FULL) | HFI1_CAP_KGET(DMA_RTAIL); uctxt->seq_cnt = 1; - - /* Allocate and enable a PIO send context */ - uctxt->sc = sc_alloc(dd, SC_VNIC, uctxt->rcvhdrqentsize, - uctxt->numa_id); - - ret = uctxt->sc ? 0 : -ENOMEM; - if (ret) - goto bail; - - dd_dev_dbg(dd, "allocated vnic send context %u(%u)\n", - uctxt->sc->sw_index, uctxt->sc->hw_context); - ret = sc_enable(uctxt->sc); - if (ret) - goto bail; + uctxt->is_vnic = true; if (dd->num_msix_entries) hfi1_set_vnic_msix_info(uctxt); @@ -144,11 +127,7 @@ static int allocate_vnic_ctxt(struct hfi1_devdata *dd, dd_dev_dbg(dd, "created vnic context %d\n", uctxt->ctxt); *vnic_ctxt = uctxt; - return ret; -bail: - hfi1_free_ctxt(uctxt); - dd_dev_dbg(dd, "vnic allocation failed. rc %d\n", ret); - return ret; + return 0; } static void deallocate_vnic_ctxt(struct hfi1_devdata *dd, @@ -170,18 +149,6 @@ static void deallocate_vnic_ctxt(struct hfi1_devdata *dd, HFI1_RCVCTRL_ONE_PKT_EGR_DIS | HFI1_RCVCTRL_NO_RHQ_DROP_DIS | HFI1_RCVCTRL_NO_EGR_DROP_DIS, uctxt); - /* - * VNIC contexts are allocated from user context pool. - * Release them back to user context pool. - * - * Reset context integrity checks to default. - * (writes to CSRs probably belong in chip.c) - */ - write_kctxt_csr(dd, uctxt->sc->hw_context, SEND_CTXT_CHECK_ENABLE, - hfi1_pkt_default_send_ctxt_mask(dd, SC_USER)); - sc_disable(uctxt->sc); - - dd->send_contexts[uctxt->sc->sw_index].type = SC_USER; uctxt->event_flags = 0; @@ -840,6 +807,9 @@ struct net_device *hfi1_vnic_alloc_rn(struct ib_device *device, struct rdma_netdev *rn; int i, size, rc; + if (!dd->num_vnic_contexts) + return ERR_PTR(-ENOMEM); + if (!port_num || (port_num > dd->num_pports)) return ERR_PTR(-EINVAL); @@ -848,7 +818,7 @@ struct net_device *hfi1_vnic_alloc_rn(struct ib_device *device, size = sizeof(struct opa_vnic_rdma_netdev) + sizeof(*vinfo); netdev = alloc_netdev_mqs(size, name, name_assign_type, setup, - dd->chip_sdma_engines, HFI1_NUM_VNIC_CTXT); + dd->chip_sdma_engines, dd->num_vnic_contexts); if (!netdev) return ERR_PTR(-ENOMEM); @@ -856,7 +826,7 @@ struct net_device *hfi1_vnic_alloc_rn(struct ib_device *device, vinfo = opa_vnic_dev_priv(netdev); vinfo->dd = dd; vinfo->num_tx_q = dd->chip_sdma_engines; - vinfo->num_rx_q = HFI1_NUM_VNIC_CTXT; + vinfo->num_rx_q = dd->num_vnic_contexts; vinfo->netdev = netdev; rn->free_rdma_netdev = hfi1_vnic_free_rn; rn->set_id = hfi1_vnic_set_vesw_id; |