UCS_CLASS_INIT_FUNC(uct_rc_verbs_ep_t, const uct_ep_params_t *params)
{
uct_rc_verbs_iface_t *iface = ucs_derived_of(params->iface, uct_rc_verbs_iface_t);
UCS_CLASS_CALL_SUPER_INIT(uct_rc_ep_t, &iface->super);
uct_rc_txqp_available_set(&self->super.txqp, iface->config.tx_max_wr);
uct_rc_verbs_txcnt_init(&self->txcnt);
uct_ib_fence_info_init(&self->fi);
return UCS_OK;
}
static UCS_CLASS_INIT_FUNC(uct_rc_verbs_ep_t, uct_iface_h tl_iface)
{
uct_rc_verbs_iface_t *iface = ucs_derived_of(tl_iface, uct_rc_verbs_iface_t);
UCS_CLASS_CALL_SUPER_INIT(uct_rc_ep_t, &iface->super);
uct_rc_txqp_available_set(&self->super.txqp, iface->config.tx_max_wr);
uct_rc_verbs_txcnt_init(&self->txcnt);
uct_worker_progress_register(iface->super.super.super.worker,
uct_rc_verbs_iface_progress, iface);
return UCS_OK;
}
void uct_dc_ep_set_failed(ucs_class_t *ep_cls, uct_dc_iface_t *iface,
uint32_t qp_num)
{
uint8_t dci = uct_dc_iface_dci_find(iface, qp_num);
uct_dc_ep_t *ep = iface->tx.dcis[dci].ep;
if (!ep) {
return;
}
uct_rc_txqp_purge_outstanding(&iface->tx.dcis[dci].txqp,
UCS_ERR_ENDPOINT_TIMEOUT, 0);
uct_set_ep_failed(ep_cls, &ep->super.super,
&iface->super.super.super.super);
if (UCS_OK != uct_dc_iface_dci_reconnect(iface, &iface->tx.dcis[dci].txqp)) {
ucs_fatal("Unsuccessful reconnect of DC QP #%u", qp_num);
}
uct_rc_txqp_available_set(&iface->tx.dcis[dci].txqp,
iface->super.config.tx_qp_len);
}
static UCS_F_ALWAYS_INLINE void
uct_dc_mlx5_poll_tx(uct_dc_mlx5_iface_t *iface)
{
uint8_t dci;
struct mlx5_cqe64 *cqe;
uint32_t qp_num;
uint16_t hw_ci;
UCT_DC_MLX5_TXQP_DECL(txqp, txwq);
cqe = uct_ib_mlx5_poll_cq(&iface->super.super.super, &iface->mlx5_common.tx.cq);
if (cqe == NULL) {
return;
}
UCS_STATS_UPDATE_COUNTER(iface->super.super.stats, UCT_RC_IFACE_STAT_TX_COMPLETION, 1);
ucs_memory_cpu_load_fence();
qp_num = ntohl(cqe->sop_drop_qpn) & UCS_MASK(UCT_IB_QPN_ORDER);
dci = uct_dc_iface_dci_find(&iface->super, qp_num);
txqp = &iface->super.tx.dcis[dci].txqp;
txwq = &iface->dci_wqs[dci];
hw_ci = ntohs(cqe->wqe_counter);
ucs_trace_poll("dc_mlx5 iface %p tx_cqe: dci[%d] qpn 0x%x txqp %p hw_ci %d",
iface, dci, qp_num, txqp, hw_ci);
uct_rc_txqp_available_set(txqp, uct_ib_mlx5_txwq_update_bb(txwq, hw_ci));
uct_dc_iface_dci_put(&iface->super, dci);
uct_rc_mlx5_txqp_process_tx_cqe(txqp, cqe, hw_ci);
iface->super.super.tx.cq_available++;
if (uct_dc_iface_dci_can_alloc(&iface->super)) {
ucs_arbiter_dispatch(uct_dc_iface_dci_waitq(&iface->super), 1,
uct_dc_iface_dci_do_pending_wait, NULL);
}
ucs_arbiter_dispatch(uct_dc_iface_tx_waitq(&iface->super), 1,
uct_dc_iface_dci_do_pending_tx, NULL);
}
static UCS_CLASS_INIT_FUNC(uct_rc_mlx5_ep_t, uct_iface_h tl_iface)
{
uct_rc_mlx5_iface_t *iface = ucs_derived_of(tl_iface, uct_rc_mlx5_iface_t);
ucs_status_t status;
UCS_CLASS_CALL_SUPER_INIT(uct_rc_ep_t, &iface->super);
status = uct_ib_mlx5_txwq_init(iface->super.super.super.worker, &self->tx.wq,
self->super.txqp.qp);
if (status != UCS_OK) {
ucs_error("Failed to get mlx5 QP information");
return status;
}
self->qp_num = self->super.txqp.qp->qp_num;
self->tx.wq.bb_max = ucs_min(self->tx.wq.bb_max, iface->tx.bb_max);
uct_rc_txqp_available_set(&self->super.txqp, self->tx.wq.bb_max);
uct_worker_progress_register(iface->super.super.super.worker,
uct_rc_mlx5_iface_progress, iface);
return UCS_OK;
}
static ucs_status_t uct_dc_mlx5_iface_init_dcis(uct_dc_mlx5_iface_t *iface)
{
ucs_status_t status;
uint16_t bb_max;
int i;
bb_max = 0;
for (i = 0; i < iface->super.tx.ndci; i++) {
status = uct_ib_mlx5_get_txwq(iface->super.super.super.super.worker,
iface->super.tx.dcis[i].txqp.qp,
&iface->dci_wqs[i]);
if (status != UCS_OK) {
return status;
}
bb_max = iface->dci_wqs[i].bb_max;
uct_rc_txqp_available_set(&iface->super.tx.dcis[i].txqp, bb_max);
}
iface->super.super.config.tx_qp_len = bb_max;
return UCS_OK;
}
static UCS_F_ALWAYS_INLINE void
uct_dc_mlx5_poll_tx(uct_dc_mlx5_iface_t *iface)
{
uint8_t dci;
struct mlx5_cqe64 *cqe;
uint32_t qp_num;
uint16_t hw_ci;
UCT_DC_MLX5_TXQP_DECL(txqp, txwq);
cqe = uct_ib_mlx5_get_cqe(&iface->super.super.super, &iface->mlx5_common.tx.cq,
iface->mlx5_common.tx.cq.cqe_size_log);
if (cqe == NULL) {
return;
}
UCS_STATS_UPDATE_COUNTER(iface->super.super.stats, UCT_RC_IFACE_STAT_TX_COMPLETION, 1);
ucs_memory_cpu_load_fence();
ucs_assertv(!(cqe->op_own & (MLX5_INLINE_SCATTER_32|MLX5_INLINE_SCATTER_64)),
"tx inline scatter not supported");
qp_num = ntohl(cqe->sop_drop_qpn) & UCS_MASK(UCT_IB_QPN_ORDER);
dci = uct_dc_iface_dci_find(&iface->super, qp_num);
txqp = &iface->super.tx.dcis[dci].txqp;
txwq = &iface->dci_wqs[dci];
hw_ci = ntohs(cqe->wqe_counter);
uct_rc_txqp_available_set(txqp, uct_ib_mlx5_txwq_update_bb(txwq, hw_ci));
uct_rc_txqp_completion(txqp, hw_ci);
iface->super.super.tx.cq_available++;
uct_dc_iface_dci_put(&iface->super, dci);
if (uct_dc_iface_dci_can_alloc(&iface->super)) {
ucs_arbiter_dispatch(&iface->super.super.tx.arbiter, 1, uct_dc_iface_dci_do_pending_wait, NULL);
}
ucs_arbiter_dispatch(&iface->super.tx.dci_arbiter, 1, uct_dc_iface_dci_do_pending_tx, NULL);
}