net/i40e: enable loopback function for X722 MAC

In FVL, there was an issue and it didn't support the loopback function
before FW 5.0. For FPK (X722) it should work.

So it needs to distinguish between the devices by checking MAC type.

Fixes: 689bba33272d ("i40e: add VEB switching support")
Fixes: bce83974ba2c ("net/i40e: set Tx loopback from PF")
Cc: stable@dpdk.org
Signed-off-by: Haiyue Wang <haiyue.wang@intel.com>
Acked-by: Qi Zhang <qi.z.zhang@intel.com>

diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index 48aca1a..1c77906 100644 (file)
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -5372,7 +5372,7 @@ i40e_enable_pf_lb(struct i40e_pf *pf)
        int ret;
 
        /* Use the FW API if FW >= v5.0 */
-       if (hw->aq.fw_maj_ver < 5) {
+       if (hw->aq.fw_maj_ver < 5 && hw->mac.type != I40E_MAC_X722) {
                PMD_INIT_LOG(ERR, "FW < v5.0, cannot enable loopback");
                return;
        }
@@ -5643,7 +5643,7 @@ i40e_vsi_setup(struct i40e_pf *pf,
                ctxt.flags = I40E_AQ_VSI_TYPE_VF;
 
                /* Use the VEB configuration if FW >= v5.0 */
-               if (hw->aq.fw_maj_ver >= 5) {
+               if (hw->aq.fw_maj_ver >= 5 || hw->mac.type == I40E_MAC_X722) {
                        /* Configure switch ID */
                        ctxt.info.valid_sections |=
                        rte_cpu_to_le_16(I40E_AQ_VSI_PROP_SWITCH_VALID);

diff --git a/drivers/net/i40e/rte_pmd_i40e.c b/drivers/net/i40e/rte_pmd_i40e.c
index bba62b1..7ce5d02 100644 (file)
--- a/drivers/net/i40e/rte_pmd_i40e.c
+++ b/drivers/net/i40e/rte_pmd_i40e.c
@@ -338,7 +338,7 @@ i40e_vsi_set_tx_loopback(struct i40e_vsi *vsi, uint8_t on)
        hw = I40E_VSI_TO_HW(vsi);
 
        /* Use the FW API if FW >= v5.0 */
-       if (hw->aq.fw_maj_ver < 5) {
+       if (hw->aq.fw_maj_ver < 5 && hw->mac.type != I40E_MAC_X722) {
                PMD_INIT_LOG(ERR, "FW < v5.0, cannot enable loopback");
                return -ENOTSUP;
        }