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path: root/drivers/infiniband/hw/cxgb3/cxio_hal.c
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Diffstat (limited to 'drivers/infiniband/hw/cxgb3/cxio_hal.c')
-rw-r--r--drivers/infiniband/hw/cxgb3/cxio_hal.c18
1 files changed, 16 insertions, 2 deletions
diff --git a/drivers/infiniband/hw/cxgb3/cxio_hal.c b/drivers/infiniband/hw/cxgb3/cxio_hal.c
index 66eb7030aea..ed2ee4ba4b7 100644
--- a/drivers/infiniband/hw/cxgb3/cxio_hal.c
+++ b/drivers/infiniband/hw/cxgb3/cxio_hal.c
@@ -456,7 +456,8 @@ void cxio_count_scqes(struct t3_cq *cq, struct t3_wq *wq, int *count)
ptr = cq->sw_rptr;
while (!Q_EMPTY(ptr, cq->sw_wptr)) {
cqe = cq->sw_queue + (Q_PTR2IDX(ptr, cq->size_log2));
- if ((SQ_TYPE(*cqe) || (CQE_OPCODE(*cqe) == T3_READ_RESP)) &&
+ if ((SQ_TYPE(*cqe) ||
+ ((CQE_OPCODE(*cqe) == T3_READ_RESP) && wq->oldest_read)) &&
(CQE_QPID(*cqe) == wq->qpid))
(*count)++;
ptr++;
@@ -829,7 +830,8 @@ int cxio_rdma_init(struct cxio_rdev *rdev_p, struct t3_rdma_init_attr *attr)
wqe->mpaattrs = attr->mpaattrs;
wqe->qpcaps = attr->qpcaps;
wqe->ulpdu_size = cpu_to_be16(attr->tcp_emss);
- wqe->flags = cpu_to_be32(attr->flags);
+ wqe->rqe_count = cpu_to_be16(attr->rqe_count);
+ wqe->flags_rtr_type = cpu_to_be16(attr->flags|V_RTR_TYPE(attr->rtr_type));
wqe->ord = cpu_to_be32(attr->ord);
wqe->ird = cpu_to_be32(attr->ird);
wqe->qp_dma_addr = cpu_to_be64(attr->qp_dma_addr);
@@ -1135,6 +1137,18 @@ int cxio_poll_cq(struct t3_wq *wq, struct t3_cq *cq, struct t3_cqe *cqe,
if (RQ_TYPE(*hw_cqe) && (CQE_OPCODE(*hw_cqe) == T3_READ_RESP)) {
/*
+ * If this is an unsolicited read response, then the read
+ * was generated by the kernel driver as part of peer-2-peer
+ * connection setup. So ignore the completion.
+ */
+ if (!wq->oldest_read) {
+ if (CQE_STATUS(*hw_cqe))
+ wq->error = 1;
+ ret = -1;
+ goto skip_cqe;
+ }
+
+ /*
* Don't write to the HWCQ, so create a new read req CQE
* in local memory.
*/