Change the doorbell setting so that the maximum value between
the last and current value is set. This is to avoid doorbells
being lost.
Fixes: a7efd7773e31 ("qedr: Add support for PD,PKEY and CQ verbs")
Signed-off-by: Michal Kalderon <michal.kalderon@xxxxxxxxxxx>
---
drivers/infiniband/hw/qedr/verbs.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/infiniband/hw/qedr/verbs.c b/drivers/infiniband/hw/qedr/verbs.c
index e35f2a20bfdf..62fe9fc40f42 100644
--- a/drivers/infiniband/hw/qedr/verbs.c
+++ b/drivers/infiniband/hw/qedr/verbs.c
@@ -999,7 +999,7 @@ int qedr_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr,
/* Generate doorbell address. */
cq->db.data.icid = cq->icid;
cq->db_addr = dev->db_addr + db_offset;
- cq->db.data.params = DB_AGG_CMD_SET <<
+ cq->db.data.params = DB_AGG_CMD_MAX <<
RDMA_PWM_VAL32_DATA_AGG_CMD_SHIFT;
/* point to the very last element, passing it we will toggle */
--
2.14.5
