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path: root/drivers/infiniband/hw/mthca/mthca_cq.c
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Diffstat (limited to 'drivers/infiniband/hw/mthca/mthca_cq.c')
-rw-r--r--drivers/infiniband/hw/mthca/mthca_cq.c31
1 files changed, 30 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_cq.c b/drivers/infiniband/hw/mthca/mthca_cq.c
index 8600b6c3e0c2..f98e23555826 100644
--- a/drivers/infiniband/hw/mthca/mthca_cq.c
+++ b/drivers/infiniband/hw/mthca/mthca_cq.c
@@ -208,7 +208,7 @@ static inline void update_cons_index(struct mthca_dev *dev, struct mthca_cq *cq,
}
}
-void mthca_cq_event(struct mthca_dev *dev, u32 cqn)
+void mthca_cq_completion(struct mthca_dev *dev, u32 cqn)
{
struct mthca_cq *cq;
@@ -224,6 +224,35 @@ void mthca_cq_event(struct mthca_dev *dev, u32 cqn)
cq->ibcq.comp_handler(&cq->ibcq, cq->ibcq.cq_context);
}
+void mthca_cq_event(struct mthca_dev *dev, u32 cqn,
+ enum ib_event_type event_type)
+{
+ struct mthca_cq *cq;
+ struct ib_event event;
+
+ spin_lock(&dev->cq_table.lock);
+
+ cq = mthca_array_get(&dev->cq_table.cq, cqn & (dev->limits.num_cqs - 1));
+
+ if (cq)
+ atomic_inc(&cq->refcount);
+ spin_unlock(&dev->cq_table.lock);
+
+ if (!cq) {
+ mthca_warn(dev, "Async event for bogus CQ %08x\n", cqn);
+ return;
+ }
+
+ event.device = &dev->ib_dev;
+ event.event = event_type;
+ event.element.cq = &cq->ibcq;
+ if (cq->ibcq.event_handler)
+ cq->ibcq.event_handler(&event, cq->ibcq.cq_context);
+
+ if (atomic_dec_and_test(&cq->refcount))
+ wake_up(&cq->wait);
+}
+
void mthca_cq_clean(struct mthca_dev *dev, u32 cqn, u32 qpn,
struct mthca_srq *srq)
{