i40e: fix DCB configuration with firmware >= 5.x

When NVM version is updated to 5.x, DCB can not be configured. This
issue is because of the FW version validation is not correct.
This patch fixed this issue.

Fixes: c8b9a3e3fe1b (i40e: support DCB mode)

Signed-off-by: Jingjing Wu <jingjing.wu@intel.com>
Tested-by: Yulong Pei <yulong.pei@intel.com>

diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index 4f08d0c..a555d5d 100644 (file)
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -8287,7 +8287,8 @@ i40e_dcb_hw_configure(struct i40e_pf *pf,
        uint32_t val;
 
        /* Use the FW API if FW > v4.4*/
-       if (!((hw->aq.fw_maj_ver == 4) && (hw->aq.fw_min_ver >= 4))) {
+       if (!(((hw->aq.fw_maj_ver == 4) && (hw->aq.fw_min_ver >= 4)) ||
+             (hw->aq.fw_maj_ver >= 5))) {
                PMD_INIT_LOG(ERR, "FW < v4.4, can not use FW LLDP API"
                                  " to configure DCB");
                return I40E_ERR_FIRMWARE_API_VERSION;