driver/i40e: enable max frame at port level
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Commit Message
From: Wenxuan Wu <wenxuanx.wu@intel.com>
This fix resolve max frame size can only be set when link is up.
hw.type would result in different behavior:
For X710, max frame size can be set regardless of link status.
For X722, link up should be guaranteed.
Fixes: a4ba77367923
Cc: stable@dpdk.org
Signed-off-by: Wenxuan Wu <wenxuanx.wu@intel.com>
---
drivers/net/i40e/i40e_ethdev.c | 22 ++++++++++------------
1 file changed, 10 insertions(+), 12 deletions(-)
@@ -12104,20 +12104,18 @@ i40e_set_mac_max_frame(struct rte_eth_dev *dev, uint16_t size)
struct rte_eth_link link;
enum i40e_status_code status;
- do {
- update_link_reg(hw, &link);
- if (link.link_status)
- break;
-
- rte_delay_ms(CHECK_INTERVAL);
- } while (--rep_cnt);
+ if (hw->mac.type == I40E_MAC_XL710) { /* I40E_MAC_XL710 */
+ do {
+ update_link_reg(hw, &link);
+ if (link.link_status)
+ break;
+ rte_delay_ms(CHECK_INTERVAL);
+ } while (--rep_cnt);
- if (link.link_status) {
+ if (link.link_status)
+ status = i40e_aq_set_mac_config(hw, size, TRUE, 0, false, NULL);
+ } else {/* I40E_MAC_X722 */
status = i40e_aq_set_mac_config(hw, size, TRUE, 0, false, NULL);
- if (status != I40E_SUCCESS)
- PMD_DRV_LOG(ERR, "Failed to set max frame size at port level");
- } else {
- PMD_DRV_LOG(ERR, "Set max frame size at port level not applicable on link down");
}
}