On 9/1/21 8:00 AM, Chautru, Nicolas wrote:
-----Original Message----- From: Tom Rix <[email protected]> Sent: Wednesday, September 1, 2021 6:37 AM To: Chautru, Nicolas <[email protected]>; [email protected]; [email protected] Cc: [email protected]; [email protected]; Zhang, Mingshan <[email protected]>; Joshi, Arun <[email protected]> Subject: Re: [PATCH v2 1/6] bbdev: add capability for CRC16 check On 8/19/21 2:10 PM, Nicolas Chautru wrote:Adding a missing operation when CRC16 is being used for TB CRC check. Signed-off-by: Nicolas Chautru <[email protected]> --- app/test-bbdev/test_bbdev_vector.c | 2 ++ doc/guides/prog_guide/bbdev.rst | 3 +++ doc/guides/rel_notes/release_21_11.rst | 1 + lib/bbdev/rte_bbdev_op.h | 34 ++++++++++++++++++----------------4 files changed, 24 insertions(+), 16 deletions(-) diff --git a/app/test-bbdev/test_bbdev_vector.c b/app/test-bbdev/test_bbdev_vector.c index 614dbd1..8d796b1 100644 --- a/app/test-bbdev/test_bbdev_vector.c +++ b/app/test-bbdev/test_bbdev_vector.c @@ -167,6 +167,8 @@ *op_flag_value = RTE_BBDEV_LDPC_CRC_TYPE_24B_CHECK; else if (!strcmp(token, "RTE_BBDEV_LDPC_CRC_TYPE_24B_DROP")) *op_flag_value = RTE_BBDEV_LDPC_CRC_TYPE_24B_DROP; + else if (!strcmp(token, "RTE_BBDEV_LDPC_CRC_TYPE_16_CHECK")) + *op_flag_value = RTE_BBDEV_LDPC_CRC_TYPE_16_CHECK; else if (!strcmp(token,"RTE_BBDEV_LDPC_DEINTERLEAVER_BYPASS"))*op_flag_value =RTE_BBDEV_LDPC_DEINTERLEAVER_BYPASS;else if (!strcmp(token,"RTE_BBDEV_LDPC_HQ_COMBINE_IN_ENABLE"))diff --git a/doc/guides/prog_guide/bbdev.rst b/doc/guides/prog_guide/bbdev.rst index 9619280..8bd7cba 100644 --- a/doc/guides/prog_guide/bbdev.rst +++ b/doc/guides/prog_guide/bbdev.rst @@ -891,6 +891,9 @@ given below. |RTE_BBDEV_LDPC_CRC_TYPE_24B_DROP | | Set to drop the last CRC bits decoding output | +--------------------------------------------------------------------+ +|RTE_BBDEV_LDPC_CRC_TYPE_16_CHECK | +| Set for code block CRC-16 checking | ++--------------------------------------------------------------------+ |RTE_BBDEV_LDPC_DEINTERLEAVER_BYPASS | | Set for bit-level de-interleaver bypass on input stream | +--------------------------------------------------------------------+ diff --git a/doc/guides/rel_notes/release_21_11.rst b/doc/guides/rel_notes/release_21_11.rst index d707a55..69dd518 100644 --- a/doc/guides/rel_notes/release_21_11.rst +++ b/doc/guides/rel_notes/release_21_11.rst @@ -84,6 +84,7 @@ API Changes Also, make sure to start the actual text at the margin. ======================================================= +* bbdev: Added capability related to more comprehensive CRC options. ABI Changes ----------- diff --git a/lib/bbdev/rte_bbdev_op.h b/lib/bbdev/rte_bbdev_op.h index f946842..7c44ddd 100644 --- a/lib/bbdev/rte_bbdev_op.h +++ b/lib/bbdev/rte_bbdev_op.h @@ -142,51 +142,53 @@ enum rte_bbdev_op_ldpcdec_flag_bitmasks { RTE_BBDEV_LDPC_CRC_TYPE_24B_CHECK = (1ULL << 1), /** Set to drop the last CRC bits decoding output */ RTE_BBDEV_LDPC_CRC_TYPE_24B_DROP = (1ULL << 2), + /** Set for transport block CRC-16 checking */ + RTE_BBDEV_LDPC_CRC_TYPE_16_CHECK = (1ULL << 3),Changing these enums will break the abi backwards. Why not add the new one at the end ?To keep all the CRC related flags next to each other for better readability and logical clarity. The ABI is still marked as experimental.
Ok
Tom/** Set for bit-level de-interleaver bypass on Rx stream. */ - RTE_BBDEV_LDPC_DEINTERLEAVER_BYPASS = (1ULL << 3), + RTE_BBDEV_LDPC_DEINTERLEAVER_BYPASS = (1ULL << 4), /** Set for HARQ combined input stream enable. */ - RTE_BBDEV_LDPC_HQ_COMBINE_IN_ENABLE = (1ULL << 4), + RTE_BBDEV_LDPC_HQ_COMBINE_IN_ENABLE = (1ULL << 5), /** Set for HARQ combined output stream enable. */ - RTE_BBDEV_LDPC_HQ_COMBINE_OUT_ENABLE = (1ULL << 5), + RTE_BBDEV_LDPC_HQ_COMBINE_OUT_ENABLE = (1ULL << 6), /** Set for LDPC decoder bypass. * RTE_BBDEV_LDPC_HQ_COMBINE_OUT_ENABLE must be set. */ - RTE_BBDEV_LDPC_DECODE_BYPASS = (1ULL << 6), + RTE_BBDEV_LDPC_DECODE_BYPASS = (1ULL << 7), /** Set for soft-output stream enable */ - RTE_BBDEV_LDPC_SOFT_OUT_ENABLE = (1ULL << 7), + RTE_BBDEV_LDPC_SOFT_OUT_ENABLE = (1ULL << 8), /** Set for Rate-Matching bypass on soft-out stream. */ - RTE_BBDEV_LDPC_SOFT_OUT_RM_BYPASS = (1ULL << 8), + RTE_BBDEV_LDPC_SOFT_OUT_RM_BYPASS = (1ULL << 9), /** Set for bit-level de-interleaver bypass on soft-output stream. */ - RTE_BBDEV_LDPC_SOFT_OUT_DEINTERLEAVER_BYPASS = (1ULL <<9),+ RTE_BBDEV_LDPC_SOFT_OUT_DEINTERLEAVER_BYPASS = (1ULL <<10),/** Set for iteration stopping on successful decode condition * i.e. a successful syndrome check. */ - RTE_BBDEV_LDPC_ITERATION_STOP_ENABLE = (1ULL << 10), + RTE_BBDEV_LDPC_ITERATION_STOP_ENABLE = (1ULL << 11), /** Set if a device supports decoder dequeue interrupts. */ - RTE_BBDEV_LDPC_DEC_INTERRUPTS = (1ULL << 11), + RTE_BBDEV_LDPC_DEC_INTERRUPTS = (1ULL << 12), /** Set if a device supports scatter-gather functionality. */ - RTE_BBDEV_LDPC_DEC_SCATTER_GATHER = (1ULL << 12), + RTE_BBDEV_LDPC_DEC_SCATTER_GATHER = (1ULL << 13), /** Set if a device supports input/output HARQ compression. */ - RTE_BBDEV_LDPC_HARQ_6BIT_COMPRESSION = (1ULL << 13), + RTE_BBDEV_LDPC_HARQ_6BIT_COMPRESSION = (1ULL << 14), /** Set if a device supports input LLR compression. */ - RTE_BBDEV_LDPC_LLR_COMPRESSION = (1ULL << 14), + RTE_BBDEV_LDPC_LLR_COMPRESSION = (1ULL << 15), /** Set if a device supports HARQ input from * device's internal memory. */ - RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_IN_ENABLE = (1ULL<< 15),+ RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_IN_ENABLE = (1ULL<< 16),/** Set if a device supports HARQ output to * device's internal memory. */ - RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_OUT_ENABLE =(1ULL << 16),+ RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_OUT_ENABLE =(1ULL << 17),/** Set if a device supports loop-back access to * HARQ internal memory. Intended for troubleshooting. */ - RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_LOOPBACK = (1ULL<< 17),+ RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_LOOPBACK = (1ULL<< 18),/** Set if a device includes LLR filler bits in the circular buffer * for HARQ memory. If not set, it is assumed the filler bits are not * in HARQ memory and handled directly by the LDPC decoder. */ - RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_FILLERS = (1ULL <<18)+ RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_FILLERS = (1ULL <<19)}; /** Flags for LDPC encoder operation and capability structure */
