diff options
Diffstat (limited to 'drivers/infiniband/hw/mthca/mthca_srq.c')
| -rw-r--r-- | drivers/infiniband/hw/mthca/mthca_srq.c | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_srq.c b/drivers/infiniband/hw/mthca/mthca_srq.c index 18998d48c53e..13d2290261d9 100644 --- a/drivers/infiniband/hw/mthca/mthca_srq.c +++ b/drivers/infiniband/hw/mthca/mthca_srq.c @@ -332,6 +332,29 @@ void mthca_free_srq(struct mthca_dev *dev, struct mthca_srq *srq) mthca_free_mailbox(dev, mailbox); } +int mthca_modify_srq(struct ib_srq *ibsrq, struct ib_srq_attr *attr, + enum ib_srq_attr_mask attr_mask) +{ + struct mthca_dev *dev = to_mdev(ibsrq->device); + struct mthca_srq *srq = to_msrq(ibsrq); + int ret; + u8 status; + + /* We don't support resizing SRQs (yet?) */ + if (attr_mask & IB_SRQ_MAX_WR) + return -EINVAL; + + if (attr_mask & IB_SRQ_LIMIT) { + ret = mthca_ARM_SRQ(dev, srq->srqn, attr->srq_limit, &status); + if (ret) + return ret; + if (status) + return -EINVAL; + } + + return 0; +} + void mthca_srq_event(struct mthca_dev *dev, u32 srqn, enum ib_event_type event_type) { @@ -354,7 +377,7 @@ void mthca_srq_event(struct mthca_dev *dev, u32 srqn, event.device = &dev->ib_dev; event.event = event_type; - event.element.srq = &srq->ibsrq; + event.element.srq = &srq->ibsrq; srq->ibsrq.event_handler(&event, srq->ibsrq.srq_context); out: |