i40iw: Do not poll CCQ after it is destroyed
authorMustafa Ismail <mustafa.ismail@intel.com>
Fri, 23 Jun 2017 21:03:56 +0000 (16:03 -0500)
committerDoug Ledford <dledford@redhat.com>
Thu, 20 Jul 2017 15:20:48 +0000 (11:20 -0400)
Control Queue Pair (CQP) OPs, in this case - Update SDs,
cannot poll the Control Completion Queue (CCQ) after CCQ is
destroyed. Instead, poll via registers.

Signed-off-by: Mustafa Ismail <mustafa.ismail@intel.com>
Signed-off-by: Henry Orosco <henry.orosco@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
drivers/infiniband/hw/i40iw/i40iw_ctrl.c

index a027e2072477aef12a230fdc79a1a1d6668bf15c..9ec1ae9a82c9843878ea10266b0d5338d8862308 100644 (file)
@@ -1970,6 +1970,8 @@ static enum i40iw_status_code i40iw_sc_ccq_destroy(struct i40iw_sc_cq *ccq,
                ret_code = i40iw_cqp_poll_registers(cqp, tail, 1000);
        }
 
+       cqp->process_cqp_sds = i40iw_update_sds_noccq;
+
        return ret_code;
 }