#ifndef _I40E_RXTX_VEC_COMMON_H_
#define _I40E_RXTX_VEC_COMMON_H_
#include <stdint.h>
-#include <rte_ethdev.h>
+#include <rte_ethdev_driver.h>
#include <rte_malloc.h>
#include "i40e_ethdev.h"
i40e_rx_vec_dev_conf_condition_check_default(struct rte_eth_dev *dev)
{
#ifndef RTE_LIBRTE_IEEE1588
+ struct i40e_adapter *ad =
+ I40E_DEV_PRIVATE_TO_ADAPTER(dev->data->dev_private);
struct rte_eth_rxmode *rxmode = &dev->data->dev_conf.rxmode;
struct rte_fdir_conf *fconf = &dev->data->dev_conf.fdir_conf;
+ struct i40e_rx_queue *rxq;
+ uint16_t desc, i;
+ bool first_queue;
/* no fdir support */
if (fconf->mode != RTE_FDIR_MODE_NONE)
return -1;
- /* - no csum error report support
- * - no header split support
- */
- if (rxmode->header_split == 1)
+ /* no header split support */
+ if (rxmode->offloads & DEV_RX_OFFLOAD_HEADER_SPLIT)
return -1;
/* no QinQ support */
- if (rxmode->hw_vlan_extend == 1)
+ if (rxmode->offloads & DEV_RX_OFFLOAD_VLAN_EXTEND)
return -1;
+ /**
+ * Vector mode is allowed only when number of Rx queue
+ * descriptor is power of 2.
+ */
+ if (!dev->data->dev_started) {
+ first_queue = true;
+ for (i = 0; i < dev->data->nb_rx_queues; i++) {
+ rxq = dev->data->rx_queues[i];
+ if (!rxq)
+ continue;
+ desc = rxq->nb_rx_desc;
+ if (first_queue)
+ ad->rx_vec_allowed =
+ rte_is_power_of_2(desc);
+ else
+ ad->rx_vec_allowed =
+ ad->rx_vec_allowed ?
+ rte_is_power_of_2(desc) :
+ ad->rx_vec_allowed;
+ first_queue = false;
+ }
+ } else {
+ /* Only check the first queue's descriptor number */
+ for (i = 0; i < dev->data->nb_rx_queues; i++) {
+ rxq = dev->data->rx_queues[i];
+ if (!rxq)
+ continue;
+ desc = rxq->nb_rx_desc;
+ ad->rx_vec_allowed = rte_is_power_of_2(desc);
+ break;
+ }
+ }
+
return 0;
#else
RTE_SET_USED(dev);