Commit 7ff662b7 authored by Devesh Sharma's avatar Devesh Sharma Committed by Doug Ledford
Browse files

RDMA/bnxt_re: Disable atomic capability on bnxt_re adapters



More testing needs to be done before enabling this feature.
Disabling the feature temporarily
Signed-off-by: default avatarSelvin Xavier <selvin.xavier@broadcom.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent 2f08ee36
......@@ -174,10 +174,8 @@ int bnxt_re_query_device(struct ib_device *ibdev,
ib_attr->max_pd = dev_attr->max_pd;
ib_attr->max_qp_rd_atom = dev_attr->max_qp_rd_atom;
ib_attr->max_qp_init_rd_atom = dev_attr->max_qp_init_rd_atom;
if (dev_attr->is_atomic) {
ib_attr->atomic_cap = IB_ATOMIC_HCA;
ib_attr->masked_atomic_cap = IB_ATOMIC_HCA;
}
ib_attr->atomic_cap = IB_ATOMIC_NONE;
ib_attr->masked_atomic_cap = IB_ATOMIC_NONE;
ib_attr->max_ee_rd_atom = 0;
ib_attr->max_res_rd_atom = 0;
......
......@@ -52,18 +52,6 @@ const struct bnxt_qplib_gid bnxt_qplib_gid_zero = {{ 0, 0, 0, 0, 0, 0, 0, 0,
/* Device */
static bool bnxt_qplib_is_atomic_cap(struct bnxt_qplib_rcfw *rcfw)
{
int rc;
u16 pcie_ctl2;
rc = pcie_capability_read_word(rcfw->pdev, PCI_EXP_DEVCTL2,
&pcie_ctl2);
if (rc)
return false;
return !!(pcie_ctl2 & PCI_EXP_DEVCTL2_ATOMIC_REQ);
}
static void bnxt_qplib_query_version(struct bnxt_qplib_rcfw *rcfw,
char *fw_ver)
{
......@@ -165,7 +153,7 @@ int bnxt_qplib_get_dev_attr(struct bnxt_qplib_rcfw *rcfw,
attr->tqm_alloc_reqs[i * 4 + 3] = *(++tqm_alloc);
}
attr->is_atomic = bnxt_qplib_is_atomic_cap(rcfw);
attr->is_atomic = 0;
bail:
bnxt_qplib_rcfw_free_sbuf(rcfw, sbuf);
return rc;
......
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