From: Naresh Gottumukkala <[email protected]> 1) All RQ doorbells are handled by ERX2 and doorbell->num_posted offset is constant to bit offset 24 for ERX2 irrspective of Q id. 2) Fixed RESET to INIT state change (from ERR->RST->INIT->RTR case).
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Lines starting Signed-off-by: Naresh Gottumukkala <[email protected]> --- drivers/infiniband/hw/ocrdma/ocrdma_hw.c | 21 +++++++++++++++++---- drivers/infiniband/hw/ocrdma/ocrdma_sli.h | 5 ++--- drivers/infiniband/hw/ocrdma/ocrdma_verbs.c | 12 +++++------- drivers/infiniband/hw/ocrdma/ocrdma_verbs.h | 1 + 4 files changed, 25 insertions(+), 14 deletions(-) diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c index 1b14ef8..2c2991b 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c @@ -256,11 +256,11 @@ static int ocrdma_get_mbx_cqe_errno(u16 cqe_status) break; case OCRDMA_MBX_CQE_STATUS_INSUFFICIENT_RESOURCES: case OCRDMA_MBX_CQE_STATUS_QUEUE_FLUSHING: - err_num = -EAGAIN; + err_num = -EINVAL; break; case OCRDMA_MBX_CQE_STATUS_DMA_FAILED: default: - err_num = -EIO; + err_num = -EINVAL; break; } return err_num; @@ -1654,6 +1654,14 @@ void ocrdma_flush_qp(struct ocrdma_qp *qp) spin_unlock_irqrestore(&qp->dev->flush_q_lock, flags); } +static void ocrdma_init_hwq_ptr(struct ocrdma_qp *qp) +{ + qp->sq.head = 0; + qp->sq.tail = 0; + qp->rq.head = 0; + qp->rq.tail = 0; +} + int ocrdma_qp_state_change(struct ocrdma_qp *qp, enum ib_qp_state new_ib_state, enum ib_qp_state *old_ib_state) { @@ -1673,8 +1681,12 @@ int ocrdma_qp_state_change(struct ocrdma_qp *qp, enum ib_qp_state new_ib_state, } - if (new_state == OCRDMA_QPS_ERR) + if (new_state == OCRDMA_QPS_INIT) { + ocrdma_init_hwq_ptr(qp); + ocrdma_del_flush_qp(qp); + } else if (new_state == OCRDMA_QPS_ERR) { ocrdma_flush_qp(qp); + } qp->state = new_state; @@ -2317,7 +2329,8 @@ int ocrdma_mbx_modify_srq(struct ocrdma_srq *srq, struct ib_srq_attr *srq_attr) { int status = -ENOMEM; struct ocrdma_modify_srq *cmd; - struct ocrdma_dev *dev = get_ocrdma_dev(srq->ibsrq.device); + struct ocrdma_pd *pd = srq->pd; + struct ocrdma_dev *dev = get_ocrdma_dev(pd->ibpd.device); cmd = ocrdma_init_emb_mqe(OCRDMA_CMD_CREATE_SRQ, sizeof(*cmd)); if (!cmd) diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_sli.h b/drivers/infiniband/hw/ocrdma/ocrdma_sli.h index 6cf5a96..bfd0acb 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_sli.h +++ b/drivers/infiniband/hw/ocrdma/ocrdma_sli.h @@ -95,12 +95,11 @@ enum { enum { OCRDMA_DB_RQ_OFFSET = 0xE0, - OCRDMA_DB_GEN2_RQ1_OFFSET = 0x100, - OCRDMA_DB_GEN2_RQ2_OFFSET = 0xC0, + OCRDMA_DB_GEN2_RQ_OFFSET = 0x100, OCRDMA_DB_SQ_OFFSET = 0x60, OCRDMA_DB_GEN2_SQ_OFFSET = 0x1C0, OCRDMA_DB_SRQ_OFFSET = OCRDMA_DB_RQ_OFFSET, - OCRDMA_DB_GEN2_SRQ_OFFSET = OCRDMA_DB_GEN2_RQ1_OFFSET, + OCRDMA_DB_GEN2_SRQ_OFFSET = OCRDMA_DB_GEN2_RQ_OFFSET, OCRDMA_DB_CQ_OFFSET = 0x120, OCRDMA_DB_EQ_OFFSET = OCRDMA_DB_CQ_OFFSET, OCRDMA_DB_MQ_OFFSET = 0x140 diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c index cc88c6d..79917ff 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c @@ -930,9 +930,8 @@ static int ocrdma_copy_qp_uresp(struct ocrdma_qp *qp, uresp.db_page_size = dev->nic_info.db_page_size; if (dev->nic_info.dev_family == OCRDMA_GEN2_FAMILY) { uresp.db_sq_offset = OCRDMA_DB_GEN2_SQ_OFFSET; - uresp.db_rq_offset = ((qp->id & 0xFFFF) < 128) ? - OCRDMA_DB_GEN2_RQ1_OFFSET : OCRDMA_DB_GEN2_RQ2_OFFSET; - uresp.db_shift = (qp->id < 128) ? 24 : 16; + uresp.db_rq_offset = OCRDMA_DB_GEN2_RQ_OFFSET; + uresp.db_shift = 24; } else { uresp.db_sq_offset = OCRDMA_DB_SQ_OFFSET; uresp.db_rq_offset = OCRDMA_DB_RQ_OFFSET; @@ -975,8 +974,7 @@ static void ocrdma_set_qp_db(struct ocrdma_dev *dev, struct ocrdma_qp *qp, OCRDMA_DB_GEN2_SQ_OFFSET; qp->rq_db = dev->nic_info.db + (pd->id * dev->nic_info.db_page_size) + - ((qp->id < 128) ? - OCRDMA_DB_GEN2_RQ1_OFFSET : OCRDMA_DB_GEN2_RQ2_OFFSET); + OCRDMA_DB_GEN2_RQ_OFFSET; } else { qp->sq_db = dev->nic_info.db + (pd->id * dev->nic_info.db_page_size) + @@ -1399,7 +1397,7 @@ skip_cqe: spin_unlock_irqrestore(&cq->cq_lock, cq_flags); } -static void ocrdma_del_flush_qp(struct ocrdma_qp *qp) +void ocrdma_del_flush_qp(struct ocrdma_qp *qp) { int found = false; unsigned long flags; @@ -1496,7 +1494,7 @@ static int ocrdma_copy_srq_uresp(struct ocrdma_dev *dev, struct ocrdma_srq *srq, uresp.db_page_size = dev->nic_info.db_page_size; uresp.num_rqe_allocated = srq->rq.max_cnt; if (dev->nic_info.dev_family == OCRDMA_GEN2_FAMILY) { - uresp.db_rq_offset = OCRDMA_DB_GEN2_RQ1_OFFSET; + uresp.db_rq_offset = OCRDMA_DB_GEN2_RQ_OFFSET; uresp.db_shift = 24; } else { uresp.db_rq_offset = OCRDMA_DB_RQ_OFFSET; diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.h b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.h index 7f30567..b8f7853 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.h +++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.h @@ -72,6 +72,7 @@ int ocrdma_query_qp(struct ib_qp *, struct ib_qp_attr *qp_attr, int qp_attr_mask, struct ib_qp_init_attr *); int ocrdma_destroy_qp(struct ib_qp *); +void ocrdma_del_flush_qp(struct ocrdma_qp *qp); struct ib_srq *ocrdma_create_srq(struct ib_pd *, struct ib_srq_init_attr *, struct ib_udata *); -- 1.8.2.3 -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
