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| 1 | +== OpenDataPlane (1.42.1.0) |
| 2 | + |
| 3 | +=== Backward compatible API changes |
| 4 | +==== Classifier |
| 5 | +* Add new `odp_cls_pmr_create_multi()` function for creating multiple packet |
| 6 | +matching rules with a single call. |
| 7 | +* Add new `odp_cls_pmr_destroy_multi()` function for destroying multiple PMRs |
| 8 | +with a single call. |
| 9 | +* Add new `odp_cls_cos_create_multi()` function for creating multiple class-of- |
| 10 | +services with a single call. |
| 11 | +* Add new `odp_cos_destroy_multi()` function for destroying multiple CoSes with |
| 12 | +a single call. |
| 13 | + |
| 14 | +==== Crypto |
| 15 | +* Clarify packet ordering of async crypto ops (`odp_crypto_op_enq()`). |
| 16 | +* Add `odp_crypto_packet_op_param_t.null_crypto` parameter that tells that a |
| 17 | +packet should be processed as if the configured algorithms were null cipher and |
| 18 | +null auth algorithm. |
| 19 | +* Add `ODP_CRYPTO_OP_TYPE_BASIC_AND_OOP` crypto operation type that allows both |
| 20 | +basic and out-of-place operations in the same session. |
| 21 | + |
| 22 | +==== Packet IO |
| 23 | +* Add new API define `ODP_PKTIO_MAX_INDEX` for maximum packet IO interface |
| 24 | +index. |
| 25 | + |
| 26 | +==== Queue |
| 27 | +* Add new `odp_queue_create_multi()` function for creating multiple queues with |
| 28 | +a single call. |
| 29 | +* Add new `odp_queue_destroy_multi()` function for destroying multiple queues |
| 30 | +with a single call. |
| 31 | +* Clarify `odp_queue_param_t` default value specification. |
| 32 | + |
| 33 | +==== System |
| 34 | +* Add enumerations for ARM ISA versions ARMv8.8-A, ARMv8.9-A, and ARMv9.3-A. |
| 35 | + |
| 36 | +==== Timer |
| 37 | +* Change `odp_timer_pool_param_t.num_timers` description to allow applications |
| 38 | +to attempt to allocate more timers than there are in a timer pool. |
| 39 | +* Add new `odp_timeout_alloc_multi()` function for allocating multiple timeouts |
| 40 | +with a single call. |
| 41 | +* Add new `odp_timeout_free_multi()` function for freeing multiple timeouts with |
| 42 | +a single call. |
| 43 | + |
| 44 | +=== Helper (1.4.0) |
| 45 | +==== Backward incompatible changes |
| 46 | +===== Protocols |
| 47 | +* Rename `ODP_GTP_HLEN` define to `ODPH_GTP_HLEN`. |
| 48 | +* Rename `ODP_IGMP_HLEN` define to `ODPH_IGMP_HLEN`. |
| 49 | +* Remove unused ICMP defines and add missing `ODPH_` prefix to the remaining |
| 50 | +ones. |
| 51 | + |
| 52 | +==== Backward compatible changes |
| 53 | +===== Macros |
| 54 | +* Add new `ODPH_MIN()` and `ODPH_MAX()` helper macros for comparison operations. |
| 55 | +* Add new `ODPH_ARRAY_SIZE()` helper macro for calculating array size. |
| 56 | +* Add new `ODPH_ABS()` helper macro for calculating the absolute value of a |
| 57 | +signed variable. |
| 58 | + |
| 59 | +=== Implementation |
| 60 | +==== CPU |
| 61 | +* Optimize `odp_cpu_cycles()` performance on aarch64 by implementing the |
| 62 | +function using `cntvct_el0` virtual counter register. |
| 63 | + |
| 64 | +==== Packet IO |
| 65 | +* Transmitting packet vectors is not supported by the current API, so remove |
| 66 | +the code from the implementation. This may improve performance when transmitting |
| 67 | +packets through event queues. |
| 68 | +* Add support for packet transmit completion check through polling |
| 69 | +(`ODP_PACKET_TX_COMPL_POLL`). |
| 70 | + |
| 71 | +=== Example Applications |
| 72 | +==== sysinfo |
| 73 | +* Add prints for various missing capabilities (e.g. pool, packet IO, timer). |
| 74 | + |
| 75 | +==== timer_accuracy |
| 76 | +* Add new (`-c, --count`) option to set the CPU count. |
| 77 | +* Add new (`-t, --queue_type`) option to set the queue sync type. |
| 78 | +* Add new (`-q, --num_queue`) option to set the number of queues. |
| 79 | +* Add new (`-G, --sched_groups`) option to use a dedicated schedule group for |
| 80 | +each queue. |
| 81 | + |
| 82 | +=== Performance Tests |
| 83 | +==== bench_pktio_sp |
| 84 | +* Add new `odp_bench_pktio_sp` application for measuring delays of ODP packet IO |
| 85 | +slow path functions. |
| 86 | + |
| 87 | +==== dmafwd |
| 88 | +* Add new `odp_dmafwd` application for comparing packet forwarding throughput |
| 89 | +when received packets are first copied either with software memory copy |
| 90 | +or with DMA offload and then echoed back to sender(s). |
| 91 | + |
| 92 | +==== packet_gen |
| 93 | +* Add new (`-m, --tx_mode`) option for selecting how packets are transmitted. |
| 94 | + |
| 95 | +==== stash_perf |
| 96 | +* Add new `odp_stash_perf` application for measuring ODP stash fast path API |
| 97 | +performance. |
| 98 | + |
| 99 | +==== timer_perf |
| 100 | +* Add new mode (`-m 2`) for measuring `odp_schedule()` overhead while |
| 101 | +continuously restarting expiring timers. |
| 102 | + |
1 | 103 | == OpenDataPlane (1.42.0.0)
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2 | 104 |
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3 | 105 | === Backward incompatible API changes
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