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| author | Michal Kalderon <michal.kalderon@marvell.com> | 2020-09-02 19:57:35 +0300 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2020-09-11 10:24:54 -0300 |
| commit | 0b1eddc1964351cd5ce57aff46853ed4ce9ebbff (patch) | |
| tree | 7350712f493ef29518639ec46ab1281d8ed8e3bd /drivers/infiniband/hw/qedr | |
| parent | 098e345a1a8faaad6e4e54d138773466cecc45d4 (diff) | |
| download | linux-0b1eddc1964351cd5ce57aff46853ed4ce9ebbff.tar.gz linux-0b1eddc1964351cd5ce57aff46853ed4ce9ebbff.tar.bz2 linux-0b1eddc1964351cd5ce57aff46853ed4ce9ebbff.zip | |
RDMA/qedr: Fix doorbell setting
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")
Link: https://lore.kernel.org/r/20200902165741.8355-3-michal.kalderon@marvell.com
Signed-off-by: Michal Kalderon <michal.kalderon@marvell.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband/hw/qedr')
| -rw-r--r-- | drivers/infiniband/hw/qedr/verbs.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/qedr/verbs.c b/drivers/infiniband/hw/qedr/verbs.c index bf5fa8db7837..1da0131d5042 100644 --- a/drivers/infiniband/hw/qedr/verbs.c +++ b/drivers/infiniband/hw/qedr/verbs.c @@ -989,7 +989,7 @@ 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 */ |