DOKK / manpages / debian 13 / dpdk-doc / rte_pmd_dpaa2_mux_flow_create.3.en
rte_pmd_dpaa2.h(3) Library Functions Manual rte_pmd_dpaa2.h(3)

rte_pmd_dpaa2.h

#include <rte_compat.h>
#include <rte_flow.h>


int rte_pmd_dpaa2_mux_flow_create (uint32_t dpdmux_id, struct rte_flow_item pattern[], struct rte_flow_action actions[])
__rte_experimental void rte_pmd_dpaa2_mux_dump_counter (FILE *f, uint32_t dpdmux_id, int num_if)
__rte_experimental int rte_pmd_dpaa2_mux_rx_frame_len (uint32_t dpdmux_id, uint16_t max_rx_frame_len)
int rte_pmd_dpaa2_set_custom_hash (uint16_t port_id, uint16_t offset, uint8_t size)
__rte_experimental void rte_pmd_dpaa2_thread_init (void)
__rte_experimental uint32_t rte_pmd_dpaa2_get_tlu_hash (uint8_t *key, int size)

NXP dpaa2 PMD specific functions.

Definition in file rte_pmd_dpaa2.h.

Create a flow rule to demultiplex ethernet traffic to separate network interfaces.

Parameters

dpdmux_id ID of the DPDMUX MC object.
pattern Pattern specification.
actions Associated actions.

Returns

0 in case of success, otherwise failure.

Warning

EXPERIMENTAL: this API may change, or be removed, without prior notice

Dump demultiplex ethernet traffic counters

Parameters

f output stream
dpdmux_id ID of the DPDMUX MC object.
num_if number of interface in dpdmux object

Warning

EXPERIMENTAL: this API may change, or be removed, without prior notice

demultiplex interface max rx frame length configure

Parameters

dpdmux_id ID of the DPDMUX MC object.
max_rx_frame_len maximum receive frame length (will be checked to be minimux of all dpnis)

Create a custom hash key on basis of offset of start of packet and size. for e.g. if we need GRE packets (non-vlan and without any extra headers) to be hashed on basis of inner IP header, we will provide offset as: 14 (eth) + 20 (IP) + 4 (GRE) + 12 (Inner Src offset) = 50 and size as 8 bytes.

Parameters

port_id The port identifier of the Ethernet device.
offset Offset from the start of packet which needs to be included to calculate hash
size Size of the hash input key

Returns

  • 0 if successful.
  • Negative in case of failure.

Warning

EXPERIMENTAL: this API may change, or be removed, without prior notice

Do thread specific initialization

Warning

EXPERIMENTAL: this API may change, or be removed, without prior notice

Generate the DPAA2 WRIOP based hash value

Parameters

key Array of key data
size Size of the hash input key in bytes

Returns

  • 0 if successful.
  • Negative in case of failure.

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Version 24.11.3 DPDK