#include <rte_errno.h>
#include <rte_common.h>
#include <rte_config.h>
+#include <rte_ether.h>
-#include "rte_ether.h"
#include "rte_dev_info.h"
extern int rte_eth_dev_logtype;
* possible, and exclusively. For example, if a packet is identified as
* 'RTE_ETH_FLOW_NONFRAG_IPV4_TCP', it will not be any of other flow types,
* though it is an actual IPV4 packet.
- * Note that the flow types are used to define RSS offload types.
*/
#define RTE_ETH_FLOW_UNKNOWN 0
#define RTE_ETH_FLOW_RAW 1
#define RTE_ETH_FLOW_GENEVE 20 /**< GENEVE protocol based flow */
#define RTE_ETH_FLOW_NVGRE 21 /**< NVGRE protocol based flow */
#define RTE_ETH_FLOW_VXLAN_GPE 22 /**< VXLAN-GPE protocol based flow */
-#define RTE_ETH_FLOW_MAX 23
+#define RTE_ETH_FLOW_GTPU 23 /**< GTPU protocol based flow */
+#define RTE_ETH_FLOW_MAX 24
/*
- * The RSS offload types are defined based on flow types.
- * Different NIC hardware may support different RSS offload
- * types. The supported flow types or RSS offload types can be queried by
- * rte_eth_dev_info_get().
- */
-#define ETH_RSS_IPV4 (1ULL << RTE_ETH_FLOW_IPV4)
-#define ETH_RSS_FRAG_IPV4 (1ULL << RTE_ETH_FLOW_FRAG_IPV4)
-#define ETH_RSS_NONFRAG_IPV4_TCP (1ULL << RTE_ETH_FLOW_NONFRAG_IPV4_TCP)
-#define ETH_RSS_NONFRAG_IPV4_UDP (1ULL << RTE_ETH_FLOW_NONFRAG_IPV4_UDP)
-#define ETH_RSS_NONFRAG_IPV4_SCTP (1ULL << RTE_ETH_FLOW_NONFRAG_IPV4_SCTP)
-#define ETH_RSS_NONFRAG_IPV4_OTHER (1ULL << RTE_ETH_FLOW_NONFRAG_IPV4_OTHER)
-#define ETH_RSS_IPV6 (1ULL << RTE_ETH_FLOW_IPV6)
-#define ETH_RSS_FRAG_IPV6 (1ULL << RTE_ETH_FLOW_FRAG_IPV6)
-#define ETH_RSS_NONFRAG_IPV6_TCP (1ULL << RTE_ETH_FLOW_NONFRAG_IPV6_TCP)
-#define ETH_RSS_NONFRAG_IPV6_UDP (1ULL << RTE_ETH_FLOW_NONFRAG_IPV6_UDP)
-#define ETH_RSS_NONFRAG_IPV6_SCTP (1ULL << RTE_ETH_FLOW_NONFRAG_IPV6_SCTP)
-#define ETH_RSS_NONFRAG_IPV6_OTHER (1ULL << RTE_ETH_FLOW_NONFRAG_IPV6_OTHER)
-#define ETH_RSS_L2_PAYLOAD (1ULL << RTE_ETH_FLOW_L2_PAYLOAD)
-#define ETH_RSS_IPV6_EX (1ULL << RTE_ETH_FLOW_IPV6_EX)
-#define ETH_RSS_IPV6_TCP_EX (1ULL << RTE_ETH_FLOW_IPV6_TCP_EX)
-#define ETH_RSS_IPV6_UDP_EX (1ULL << RTE_ETH_FLOW_IPV6_UDP_EX)
-#define ETH_RSS_PORT (1ULL << RTE_ETH_FLOW_PORT)
-#define ETH_RSS_VXLAN (1ULL << RTE_ETH_FLOW_VXLAN)
-#define ETH_RSS_GENEVE (1ULL << RTE_ETH_FLOW_GENEVE)
-#define ETH_RSS_NVGRE (1ULL << RTE_ETH_FLOW_NVGRE)
+ * Below macros are defined for RSS offload types, they can be used to
+ * fill rte_eth_rss_conf.rss_hf or rte_flow_action_rss.types.
+ */
+#define ETH_RSS_IPV4 (1ULL << 2)
+#define ETH_RSS_FRAG_IPV4 (1ULL << 3)
+#define ETH_RSS_NONFRAG_IPV4_TCP (1ULL << 4)
+#define ETH_RSS_NONFRAG_IPV4_UDP (1ULL << 5)
+#define ETH_RSS_NONFRAG_IPV4_SCTP (1ULL << 6)
+#define ETH_RSS_NONFRAG_IPV4_OTHER (1ULL << 7)
+#define ETH_RSS_IPV6 (1ULL << 8)
+#define ETH_RSS_FRAG_IPV6 (1ULL << 9)
+#define ETH_RSS_NONFRAG_IPV6_TCP (1ULL << 10)
+#define ETH_RSS_NONFRAG_IPV6_UDP (1ULL << 11)
+#define ETH_RSS_NONFRAG_IPV6_SCTP (1ULL << 12)
+#define ETH_RSS_NONFRAG_IPV6_OTHER (1ULL << 13)
+#define ETH_RSS_L2_PAYLOAD (1ULL << 14)
+#define ETH_RSS_IPV6_EX (1ULL << 15)
+#define ETH_RSS_IPV6_TCP_EX (1ULL << 16)
+#define ETH_RSS_IPV6_UDP_EX (1ULL << 17)
+#define ETH_RSS_PORT (1ULL << 18)
+#define ETH_RSS_VXLAN (1ULL << 19)
+#define ETH_RSS_GENEVE (1ULL << 20)
+#define ETH_RSS_NVGRE (1ULL << 21)
+#define ETH_RSS_GTPU (1ULL << 23)
+
+/*
+ * We use the following macros to combine with above ETH_RSS_* for
+ * more specific input set selection. These bits are defined starting
+ * from the high end of the 64 bits.
+ * Note: If we use above ETH_RSS_* without SRC/DST_ONLY, it represents
+ * both SRC and DST are taken into account. If SRC_ONLY and DST_ONLY of
+ * the same level are used simultaneously, it is the same case as none of
+ * them are added.
+ */
+#define ETH_RSS_L3_SRC_ONLY (1ULL << 63)
+#define ETH_RSS_L3_DST_ONLY (1ULL << 62)
+#define ETH_RSS_L4_SRC_ONLY (1ULL << 61)
+#define ETH_RSS_L4_DST_ONLY (1ULL << 60)
+
+/**
+ * For input set change of hash filter, if SRC_ONLY and DST_ONLY of
+ * the same level are used simultaneously, it is the same case as
+ * none of them are added.
+ *
+ * @param rss_hf
+ * RSS types with SRC/DST_ONLY.
+ * @return
+ * RSS types.
+ */
+static inline uint64_t
+rte_eth_rss_hf_refine(uint64_t rss_hf)
+{
+ if ((rss_hf & ETH_RSS_L3_SRC_ONLY) && (rss_hf & ETH_RSS_L3_DST_ONLY))
+ rss_hf &= ~(ETH_RSS_L3_SRC_ONLY | ETH_RSS_L3_DST_ONLY);
+
+ if ((rss_hf & ETH_RSS_L4_SRC_ONLY) && (rss_hf & ETH_RSS_L4_DST_ONLY))
+ rss_hf &= ~(ETH_RSS_L4_SRC_ONLY | ETH_RSS_L4_DST_ONLY);
+
+ return rss_hf;
+}
#define ETH_RSS_IP ( \
ETH_RSS_IPV4 | \
uint16_t nb_desc; /**< configured number of TXDs. */
} __rte_cache_min_aligned;
+/**
+ * Burst mode types, values can be ORed to define the burst mode of a driver.
+ */
+enum rte_eth_burst_mode_option {
+ RTE_ETH_BURST_SCALAR = (1 << 0),
+ RTE_ETH_BURST_VECTOR = (1 << 1),
+
+ /**< bits[15:2] are reserved for each vector type */
+ RTE_ETH_BURST_ALTIVEC = (1 << 2),
+ RTE_ETH_BURST_NEON = (1 << 3),
+ RTE_ETH_BURST_SSE = (1 << 4),
+ RTE_ETH_BURST_AVX2 = (1 << 5),
+ RTE_ETH_BURST_AVX512 = (1 << 6),
+
+ RTE_ETH_BURST_SCATTERED = (1 << 16), /**< Support scattered packets */
+ RTE_ETH_BURST_BULK_ALLOC = (1 << 17), /**< Support mbuf bulk alloc */
+ RTE_ETH_BURST_SIMPLE = (1 << 18),
+
+ RTE_ETH_BURST_PER_QUEUE = (1 << 19), /**< Support per queue burst */
+};
+
+/**
+ * Ethernet device RX/TX queue packet burst mode information structure.
+ * Used to retrieve information about packet burst mode setting.
+ */
+struct rte_eth_burst_mode {
+ uint64_t options;
+};
+
/** Maximum name length for extended statistics counters */
#define RTE_ETH_XSTATS_NAME_SIZE 64
*
* @param owner_id
* The owner identifier.
+ * @return
+ * 0 on success, negative errno value on error.
*/
__rte_experimental
-void rte_eth_dev_owner_delete(const uint64_t owner_id);
+int rte_eth_dev_owner_delete(const uint64_t owner_id);
/**
* @warning
*
* @param port_id
* The port identifier of the Ethernet device.
+ * @return
+ * - (0) if successful.
+ * - (-ENOTSUP) if support for allmulticast_enable() does not exist
+ * for the device.
+ * - (-ENODEV) if *port_id* invalid.
*/
-void rte_eth_allmulticast_enable(uint16_t port_id);
+int rte_eth_allmulticast_enable(uint16_t port_id);
/**
* Disable the receipt of all multicast frames by an Ethernet device.
*
* @param port_id
* The port identifier of the Ethernet device.
+ * @return
+ * - (0) if successful.
+ * - (-ENOTSUP) if support for allmulticast_disable() does not exist
+ * for the device.
+ * - (-ENODEV) if *port_id* invalid.
*/
-void rte_eth_allmulticast_disable(uint16_t port_id);
+int rte_eth_allmulticast_disable(uint16_t port_id);
/**
* Return the value of allmulticast mode for an Ethernet device.
* @param link
* A pointer to an *rte_eth_link* structure to be filled with
* the status, the speed and the mode of the Ethernet device link.
+ * @return
+ * - (0) if successful.
+ * - (-ENOTSUP) if the function is not supported in PMD driver.
+ * - (-ENODEV) if *port_id* invalid.
*/
-void rte_eth_link_get(uint16_t port_id, struct rte_eth_link *link);
+int rte_eth_link_get(uint16_t port_id, struct rte_eth_link *link);
/**
* Retrieve the status (ON/OFF), the speed (in Mbps) and the mode (HALF-DUPLEX
* @param link
* A pointer to an *rte_eth_link* structure to be filled with
* the status, the speed and the mode of the Ethernet device link.
+ * @return
+ * - (0) if successful.
+ * - (-ENOTSUP) if the function is not supported in PMD driver.
+ * - (-ENODEV) if *port_id* invalid.
*/
-void rte_eth_link_get_nowait(uint16_t port_id, struct rte_eth_link *link);
+int rte_eth_link_get_nowait(uint16_t port_id, struct rte_eth_link *link);
/**
* Retrieve the general I/O statistics of an Ethernet device.
* - (0) if device notified to reset stats.
* - (-ENOTSUP) if hardware doesn't support.
* - (-ENODEV) if *port_id* invalid.
+ * - (<0): Error code of the driver stats reset function.
*/
int rte_eth_stats_reset(uint16_t port_id);
*
* @param port_id
* The port identifier of the Ethernet device.
+ * @return
+ * - (0) if device notified to reset extended stats.
+ * - (-ENOTSUP) if pmd doesn't support both
+ * extended stats and basic stats reset.
+ * - (-ENODEV) if *port_id* invalid.
+ * - (<0): Error code of the driver xstats reset function.
*/
-void rte_eth_xstats_reset(uint16_t port_id);
+int rte_eth_xstats_reset(uint16_t port_id);
/**
* Set a mapping for the specified transmit queue to the specified per-queue
* @param mac_addr
* A pointer to a structure of type *ether_addr* to be filled with
* the Ethernet address of the Ethernet device.
+ * @return
+ * - (0) if successful
+ * - (-ENODEV) if *port_id* invalid.
*/
-void rte_eth_macaddr_get(uint16_t port_id, struct rte_ether_addr *mac_addr);
+int rte_eth_macaddr_get(uint16_t port_id, struct rte_ether_addr *mac_addr);
/**
* Retrieve the contextual information of an Ethernet device.
int rte_eth_tx_queue_info_get(uint16_t port_id, uint16_t queue_id,
struct rte_eth_txq_info *qinfo);
+/**
+ * Retrieve information about the Rx packet burst mode.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param queue_id
+ * The Rx queue on the Ethernet device for which information
+ * will be retrieved.
+ * @param mode
+ * A pointer to a structure of type *rte_eth_burst_mode* to be filled
+ * with the information of the packet burst mode.
+ *
+ * @return
+ * - 0: Success
+ * - -ENOTSUP: routine is not supported by the device PMD.
+ * - -EINVAL: The port_id or the queue_id is out of range.
+ */
+__rte_experimental
+int rte_eth_rx_burst_mode_get(uint16_t port_id, uint16_t queue_id,
+ struct rte_eth_burst_mode *mode);
+
+/**
+ * Retrieve information about the Tx packet burst mode.
+ *
+ * @param port_id
+ * The port identifier of the Ethernet device.
+ * @param queue_id
+ * The Tx queue on the Ethernet device for which information
+ * will be retrieved.
+ * @param mode
+ * A pointer to a structure of type *rte_eth_burst_mode* to be filled
+ * with the information of the packet burst mode.
+ *
+ * @return
+ * - 0: Success
+ * - -ENOTSUP: routine is not supported by the device PMD.
+ * - -EINVAL: The port_id or the queue_id is out of range.
+ */
+__rte_experimental
+int rte_eth_tx_burst_mode_get(uint16_t port_id, uint16_t queue_id,
+ struct rte_eth_burst_mode *mode);
+
+/**
+ * Retrieve name about burst mode option.
+ *
+ * @param option
+ * The burst mode option of type *rte_eth_burst_mode_option*.
+ *
+ * @return
+ * - "": Not found
+ * - "xxx": name of the mode option.
+ */
+__rte_experimental
+const char *
+rte_eth_burst_mode_option_name(uint64_t option);
+
/**
* Retrieve device registers and register attributes (number of registers and
* register size)
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