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-rw-r--r--hw/rdma/rdma_rm.c12
-rw-r--r--hw/rdma/rdma_rm_defs.h8
-rw-r--r--hw/rdma/vmw/pvrdma_qp_ops.c6
3 files changed, 21 insertions, 5 deletions
diff --git a/hw/rdma/rdma_rm.c b/hw/rdma/rdma_rm.c
index 8d59a42..4f10fca 100644
--- a/hw/rdma/rdma_rm.c
+++ b/hw/rdma/rdma_rm.c
@@ -263,7 +263,7 @@ int rdma_rm_alloc_cq(RdmaDeviceResources *dev_res, RdmaBackendDev *backend_dev,
}
cq->opaque = opaque;
- cq->notify = false;
+ cq->notify = CNT_CLEAR;
rc = rdma_backend_create_cq(backend_dev, &cq->backend_cq, cqe);
if (rc) {
@@ -291,7 +291,10 @@ void rdma_rm_req_notify_cq(RdmaDeviceResources *dev_res, uint32_t cq_handle,
return;
}
- cq->notify = notify;
+ if (cq->notify != CNT_SET) {
+ cq->notify = notify ? CNT_ARM : CNT_CLEAR;
+ }
+
pr_dbg("notify=%d\n", cq->notify);
}
@@ -349,6 +352,11 @@ int rdma_rm_alloc_qp(RdmaDeviceResources *dev_res, uint32_t pd_handle,
return -EINVAL;
}
+ if (qp_type == IBV_QPT_GSI) {
+ scq->notify = CNT_SET;
+ rcq->notify = CNT_SET;
+ }
+
qp = res_tbl_alloc(&dev_res->qp_tbl, &rm_qpn);
if (!qp) {
return -ENOMEM;
diff --git a/hw/rdma/rdma_rm_defs.h b/hw/rdma/rdma_rm_defs.h
index 7228151..9b39906 100644
--- a/hw/rdma/rdma_rm_defs.h
+++ b/hw/rdma/rdma_rm_defs.h
@@ -49,10 +49,16 @@ typedef struct RdmaRmPD {
uint32_t ctx_handle;
} RdmaRmPD;
+typedef enum CQNotificationType {
+ CNT_CLEAR,
+ CNT_ARM,
+ CNT_SET,
+} CQNotificationType;
+
typedef struct RdmaRmCQ {
RdmaBackendCQ backend_cq;
void *opaque;
- bool notify;
+ CQNotificationType notify;
} RdmaRmCQ;
/* MR (DMA region) */
diff --git a/hw/rdma/vmw/pvrdma_qp_ops.c b/hw/rdma/vmw/pvrdma_qp_ops.c
index c668afd..762700a 100644
--- a/hw/rdma/vmw/pvrdma_qp_ops.c
+++ b/hw/rdma/vmw/pvrdma_qp_ops.c
@@ -89,8 +89,10 @@ static int pvrdma_post_cqe(PVRDMADev *dev, uint32_t cq_handle,
pvrdma_ring_write_inc(&dev->dsr_info.cq);
pr_dbg("cq->notify=%d\n", cq->notify);
- if (cq->notify) {
- cq->notify = false;
+ if (cq->notify != CNT_CLEAR) {
+ if (cq->notify == CNT_ARM) {
+ cq->notify = CNT_CLEAR;
+ }
post_interrupt(dev, INTR_VEC_CMD_COMPLETION_Q);
}