net/ice: acquire and disable DCF capability

[dpdk.git] / drivers / net / ice / ice_dcf.c

diff --git a/drivers/net/ice/ice_dcf.c b/drivers/net/ice/ice_dcf.c
index 0a99cce..6ea68fe 100644 (file)
--- a/drivers/net/ice/ice_dcf.c
+++ b/drivers/net/ice/ice_dcf.c
@@ -227,7 +227,7 @@ ice_dcf_get_vf_resource(struct ice_dcf_hw *hw)
        int err, i;
 
        caps = VIRTCHNL_VF_OFFLOAD_WB_ON_ITR | VIRTCHNL_VF_OFFLOAD_RX_POLLING |
-              VIRTCHNL_VF_CAP_ADV_LINK_SPEED |
+              VIRTCHNL_VF_CAP_ADV_LINK_SPEED | VIRTCHNL_VF_CAP_DCF |
               VF_BASE_MODE_OFFLOADS;
 
        err = ice_dcf_send_cmd_req_no_irq(hw, VIRTCHNL_OP_GET_VF_RESOURCES,
@@ -264,6 +264,30 @@ ice_dcf_get_vf_resource(struct ice_dcf_hw *hw)
        return 0;
 }
 
+static int
+ice_dcf_mode_disable(struct ice_dcf_hw *hw)
+{
+       int err;
+
+       err = ice_dcf_send_cmd_req_no_irq(hw, VIRTCHNL_OP_DCF_DISABLE,
+                                         NULL, 0);
+       if (err) {
+               PMD_DRV_LOG(ERR, "Failed to send msg OP_DCF_DISABLE");
+               return err;
+       }
+
+       err = ice_dcf_recv_cmd_rsp_no_irq(hw, VIRTCHNL_OP_DCF_DISABLE,
+                                         hw->arq_buf, ICE_DCF_AQ_BUF_SZ, NULL);
+       if (err) {
+               PMD_DRV_LOG(ERR,
+                           "Failed to get response of OP_DCF_DISABLE %d",
+                           err);
+               return -1;
+       }
+
+       return 0;
+}
+
 static int
 ice_dcf_check_reset_done(struct ice_dcf_hw *hw)
 {
@@ -467,6 +491,7 @@ ice_dcf_uninit_hw(struct rte_eth_dev *eth_dev, struct ice_dcf_hw *hw)
        rte_intr_callback_unregister(intr_handle,
                                     ice_dcf_dev_interrupt_handler, hw);
 
+       ice_dcf_mode_disable(hw);
        iavf_shutdown_adminq(&hw->avf);
 
        rte_free(hw->arq_buf);