[PATCH] net/ice: add support for setting promisc by DCF

[Yiding Zhou]

allow to enable/disable VFs promisc mode over VF0.
this feature need to update ice kernel driver (newer than v1.8.0)

Signed-off-by: Yiding Zhou <yidingx.z...@intel.com>
---
 drivers/net/ice/ice_dcf_vf_representor.c | 56 +++++++++++++++++-------
 1 file changed, 39 insertions(+), 17 deletions(-)

diff --git a/drivers/net/ice/ice_dcf_vf_representor.c 
b/drivers/net/ice/ice_dcf_vf_representor.c
index b9fcfc80ad..781282f68c 100644
--- a/drivers/net/ice/ice_dcf_vf_representor.c
+++ b/drivers/net/ice/ice_dcf_vf_representor.c
@@ -10,6 +10,20 @@
 #include "ice_dcf_ethdev.h"
 #include "ice_rxtx.h"
 
+static __rte_always_inline struct ice_dcf_hw *
+ice_dcf_vf_repr_hw(struct ice_dcf_vf_repr *repr)
+{
+       struct ice_dcf_adapter *dcf_adapter =
+                       repr->dcf_eth_dev->data->dev_private;
+
+       if (!dcf_adapter) {
+               PMD_DRV_LOG(ERR, "DCF for VF representor has been released\n");
+               return NULL;
+       }
+
+       return &dcf_adapter->real_hw;
+}
+
 static uint16_t
 ice_dcf_vf_repr_rx_burst(__rte_unused void *rxq,
                         __rte_unused struct rte_mbuf **rx_pkts,
@@ -78,15 +92,36 @@ ice_dcf_vf_repr_tx_queue_setup(__rte_unused struct 
rte_eth_dev *dev,
 }
 
 static int
-ice_dcf_vf_repr_promiscuous_enable(__rte_unused struct rte_eth_dev *ethdev)
+ice_dcf_vf_repr_promiscuous_enable(struct rte_eth_dev *ethdev)
 {
-       return 0;
+       struct ice_dcf_vf_repr *repr = ethdev->data->dev_private;
+       struct dcf_virtchnl_cmd args;
+       struct virtchnl_promisc_info promisc;
+       struct ice_dcf_hw *hw = ice_dcf_vf_repr_hw(repr);
+       memset(&args, 0, sizeof(args));
+       args.v_op = VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE;
+       promisc.flags = 0;
+       promisc.vsi_id = hw->vf_vsi_map[repr->vf_id] & 
~VIRTCHNL_DCF_VF_VSI_VALID;
+       promisc.flags |= FLAG_VF_UNICAST_PROMISC;
+       args.req_msg = (uint8_t *)&promisc;
+       args.req_msglen = sizeof(promisc);
+       return ice_dcf_execute_virtchnl_cmd(hw, &args);
 }
 
 static int
-ice_dcf_vf_repr_promiscuous_disable(__rte_unused struct rte_eth_dev *ethdev)
+ice_dcf_vf_repr_promiscuous_disable(struct rte_eth_dev *ethdev)
 {
-       return 0;
+       struct ice_dcf_vf_repr *repr = ethdev->data->dev_private;
+       struct dcf_virtchnl_cmd args;
+       struct virtchnl_promisc_info promisc;
+       struct ice_dcf_hw *hw = ice_dcf_vf_repr_hw(repr);
+       memset(&args, 0, sizeof(args));
+       args.v_op = VIRTCHNL_OP_CONFIG_PROMISCUOUS_MODE;
+       promisc.flags = 0;
+       promisc.vsi_id = hw->vf_vsi_map[repr->vf_id] & 
~VIRTCHNL_DCF_VF_VSI_VALID;
+       args.req_msg = (uint8_t *)&promisc;
+       args.req_msglen = sizeof(promisc);
+       return ice_dcf_execute_virtchnl_cmd(hw, &args);
 }
 
 static int
@@ -108,19 +143,6 @@ ice_dcf_vf_repr_link_update(__rte_unused struct 
rte_eth_dev *ethdev,
        return 0;
 }
 
-static __rte_always_inline struct ice_dcf_hw *
-ice_dcf_vf_repr_hw(struct ice_dcf_vf_repr *repr)
-{
-       struct ice_dcf_adapter *dcf_adapter =
-                       repr->dcf_eth_dev->data->dev_private;
-
-       if (!dcf_adapter) {
-               PMD_DRV_LOG(ERR, "DCF for VF representor has been released\n");
-               return NULL;
-       }
-
-       return &dcf_adapter->real_hw;
-}
 
 static int
 ice_dcf_vf_repr_dev_info_get(struct rte_eth_dev *dev,
-- 
2.25.1