#include <stdint.h>
+/* Use this macro to check if LRO API is supported */
+#define RTE_ETHDEV_HAS_LRO_SUPPORT
+
#include <rte_log.h>
#include <rte_interrupts.h>
#include <rte_pci.h>
enum rte_eth_rx_mq_mode mq_mode;
uint32_t max_rx_pkt_len; /**< Only used if jumbo_frame enabled. */
uint16_t split_hdr_size; /**< hdr buf size (header_split enabled).*/
- uint8_t header_split : 1, /**< Header Split enable. */
+ uint16_t header_split : 1, /**< Header Split enable. */
hw_ip_checksum : 1, /**< IP/UDP/TCP checksum offload enable. */
hw_vlan_filter : 1, /**< VLAN filter enable. */
hw_vlan_strip : 1, /**< VLAN strip enable. */
hw_vlan_extend : 1, /**< Extended VLAN enable. */
jumbo_frame : 1, /**< Jumbo Frame Receipt enable. */
hw_strip_crc : 1, /**< Enable CRC stripping by hardware. */
- enable_scatter : 1; /**< Enable scatter packets rx handler */
+ enable_scatter : 1, /**< Enable scatter packets rx handler */
+ enable_lro : 1; /**< Enable LRO */
};
/**
};
/**
- * Function type used for callbacks for processing packets on RX and TX
+ * Function type used for RX packet processing packet callbacks.
*
- * If configured for RX, it is called with a burst of packets that have just
- * been received on the given port and queue. On TX, it is called with a burst
- * of packets immediately before those packets are put onto the hardware queue
- * for transmission.
+ * The callback function is called on RX with a burst of packets that have
+ * been received on the given port and queue.
*
* @param port
- * The ethernet port on which rx or tx is being performed
+ * The Ethernet port on which RX is being performed.
* @param queue
- * The queue on the ethernet port which is being used to receive or transmit
- * the packets.
+ * The queue on the Ethernet port which is being used to receive the packets.
* @param pkts
- * The burst of packets on which processing is to be done. On RX, these
- * packets have just been received. On TX, they are about to be transmitted.
+ * The burst of packets that have just been received.
* @param nb_pkts
- * The number of packets in the burst pointed to by "pkts"
+ * The number of packets in the burst pointed to by "pkts".
+ * @param max_pkts
+ * The max number of packets that can be stored in the "pkts" array.
* @param user_param
* The arbitrary user parameter passed in by the application when the callback
* was originally configured.
* @return
- * The number of packets remaining in pkts are processing.
- * * On RX, this will be returned to the user as the return value from
- * rte_eth_rx_burst.
- * * On TX, this will be the number of packets actually written to the NIC.
+ * The number of packets returned to the user.
*/
-typedef uint16_t (*rte_rxtx_callback_fn)(uint8_t port, uint16_t queue,
+typedef uint16_t (*rte_rx_callback_fn)(uint8_t port, uint16_t queue,
+ struct rte_mbuf *pkts[], uint16_t nb_pkts, uint16_t max_pkts,
+ void *user_param);
+
+/**
+ * Function type used for TX packet processing packet callbacks.
+ *
+ * The callback function is called on TX with a burst of packets immediately
+ * before the packets are put onto the hardware queue for transmission.
+ *
+ * @param port
+ * The Ethernet port on which TX is being performed.
+ * @param queue
+ * The queue on the Ethernet port which is being used to transmit the packets.
+ * @param pkts
+ * The burst of packets that are about to be transmitted.
+ * @param nb_pkts
+ * The number of packets in the burst pointed to by "pkts".
+ * @param user_param
+ * The arbitrary user parameter passed in by the application when the callback
+ * was originally configured.
+ * @return
+ * The number of packets to be written to the NIC.
+ */
+typedef uint16_t (*rte_tx_callback_fn)(uint8_t port, uint16_t queue,
struct rte_mbuf *pkts[], uint16_t nb_pkts, void *user_param);
/**
*/
struct rte_eth_rxtx_callback {
struct rte_eth_rxtx_callback *next;
- rte_rxtx_callback_fn fn;
+ union{
+ rte_rx_callback_fn rx;
+ rte_tx_callback_fn tx;
+ } fn;
void *param;
};
eth_tx_burst_t tx_pkt_burst; /**< Pointer to PMD transmit function. */
struct rte_eth_dev_data *data; /**< Pointer to device data */
const struct eth_driver *driver;/**< Driver for this device */
- struct eth_dev_ops *dev_ops; /**< Functions exported by PMD */
+ const struct eth_dev_ops *dev_ops; /**< Functions exported by PMD */
struct rte_pci_device *pci_dev; /**< PCI info. supplied by probing */
/** User application callbacks for NIC interrupts */
struct rte_eth_dev_cb_list link_intr_cbs;
* User-supplied functions called from rx_burst to post-process
* received packets before passing them to the user
*/
- struct rte_eth_rxtx_callback **post_rx_burst_cbs;
+ struct rte_eth_rxtx_callback *post_rx_burst_cbs[RTE_MAX_QUEUES_PER_PORT];
/**
* User-supplied functions called from tx_burst to pre-process
* received packets before passing them to the driver for transmission.
*/
- struct rte_eth_rxtx_callback **pre_tx_burst_cbs;
+ struct rte_eth_rxtx_callback *pre_tx_burst_cbs[RTE_MAX_QUEUES_PER_PORT];
uint8_t attached; /**< Flag indicating the port is attached */
enum rte_eth_dev_type dev_type; /**< Flag indicating the device type */
};
uint8_t port_id; /**< Device [external] port identifier. */
uint8_t promiscuous : 1, /**< RX promiscuous mode ON(1) / OFF(0). */
scattered_rx : 1, /**< RX of scattered packets is ON(1) / OFF(0) */
+ lro : 1, /**< RX LRO is ON(1) / OFF(0) */
all_multicast : 1, /**< RX all multicast mode ON(1) / OFF(0). */
dev_started : 1; /**< Device state: STARTED(1) / STOPPED(0). */
};
#else
static inline uint16_t
rte_eth_rx_burst(uint8_t port_id, uint16_t queue_id,
- struct rte_mbuf **rx_pkts, uint16_t nb_pkts)
+ struct rte_mbuf **rx_pkts, const uint16_t nb_pkts)
{
struct rte_eth_dev *dev;
dev = &rte_eth_devices[port_id];
- nb_pkts = (*dev->rx_pkt_burst)(dev->data->rx_queues[queue_id], rx_pkts,
- nb_pkts);
+ int16_t nb_rx = (*dev->rx_pkt_burst)(dev->data->rx_queues[queue_id],
+ rx_pkts, nb_pkts);
#ifdef RTE_ETHDEV_RXTX_CALLBACKS
struct rte_eth_rxtx_callback *cb = dev->post_rx_burst_cbs[queue_id];
if (unlikely(cb != NULL)) {
do {
- nb_pkts = cb->fn(port_id, queue_id, rx_pkts, nb_pkts,
- cb->param);
+ nb_rx = cb->fn.rx(port_id, queue_id, rx_pkts, nb_rx,
+ nb_pkts, cb->param);
cb = cb->next;
} while (cb != NULL);
}
#endif
- return nb_pkts;
+ return nb_rx;
}
#endif
if (unlikely(cb != NULL)) {
do {
- nb_pkts = cb->fn(port_id, queue_id, tx_pkts, nb_pkts,
+ nb_pkts = cb->fn.tx(port_id, queue_id, tx_pkts, nb_pkts,
cb->param);
cb = cb->next;
} while (cb != NULL);
* On success, a pointer value which can later be used to remove the callback.
*/
void *rte_eth_add_rx_callback(uint8_t port_id, uint16_t queue_id,
- rte_rxtx_callback_fn fn, void *user_param);
+ rte_rx_callback_fn fn, void *user_param);
/**
* Add a callback to be called on packet TX on a given port and queue.
* On success, a pointer value which can later be used to remove the callback.
*/
void *rte_eth_add_tx_callback(uint8_t port_id, uint16_t queue_id,
- rte_rxtx_callback_fn fn, void *user_param);
+ rte_tx_callback_fn fn, void *user_param);
/**
* Remove an RX packet callback from a given port and queue.