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-rw-r--r--include/rdma/rdma_vt.h21
1 files changed, 20 insertions, 1 deletions
diff --git a/include/rdma/rdma_vt.h b/include/rdma/rdma_vt.h
index 861e23eaebda..8fc1ca7b6f23 100644
--- a/include/rdma/rdma_vt.h
+++ b/include/rdma/rdma_vt.h
@@ -164,7 +164,7 @@ struct rvt_driver_params {
/* Protection domain */
struct rvt_pd {
struct ib_pd ibpd;
- int user; /* non-zero if created from user space */
+ bool user;
};
/* Address handle */
@@ -335,6 +335,8 @@ struct rvt_driver_provided {
/* Notify driver a mad agent has been removed */
void (*notify_free_mad_agent)(struct rvt_dev_info *rdi, int port_idx);
+ /* Notify driver to restart rc */
+ void (*notify_restart_rc)(struct rvt_qp *qp, u32 psn, int wait);
};
struct rvt_dev_info {
@@ -483,6 +485,23 @@ static inline struct rvt_qp *rvt_lookup_qpn(struct rvt_dev_info *rdi,
return qp;
}
+/**
+ * rvt_mod_retry_timer - mod a retry timer
+ * @qp - the QP
+ * Modify a potentially already running retry timer
+ */
+static inline void rvt_mod_retry_timer(struct rvt_qp *qp)
+{
+ struct ib_qp *ibqp = &qp->ibqp;
+ struct rvt_dev_info *rdi = ib_to_rvt(ibqp->device);
+
+ lockdep_assert_held(&qp->s_lock);
+ qp->s_flags |= RVT_S_TIMER;
+ /* 4.096 usec. * (1 << qp->timeout) */
+ mod_timer(&qp->s_timer, jiffies + qp->timeout_jiffies +
+ rdi->busy_jiffies);
+}
+
struct rvt_dev_info *rvt_alloc_device(size_t size, int nports);
void rvt_dealloc_device(struct rvt_dev_info *rdi);
int rvt_register_device(struct rvt_dev_info *rvd);