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bbdev: add capability for CRC16 check

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Adding a missing operation when CRC16
is being used for TB CRC check.

Signed-off-by: Nicolas Chautru <nicolas.chautru@intel.com>
Reviewed-by: Tom Rix <trix@redhat.com>
This commit is contained in:
Nicolas Chautru 2021-09-07 18:15:36 -07:00 committed by Akhil Goyal
parent 2e7abb8bb8
commit cc360fd3f2
4 changed files with 26 additions and 16 deletions
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2
app/test-bbdev/test_bbdev_vector.c
View File

@ -167,6 +167,8 @@ op_ldpc_decoder_flag_strtoul(char *token, uint32_t *op_flag_value)
*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"))

3
doc/guides/prog_guide/bbdev.rst
View File

@ -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 |
+--------------------------------------------------------------------+

3
doc/guides/rel_notes/release_21_11.rst
View File

@ -249,6 +249,9 @@ ABI Changes
``rte_security_ipsec_xform`` to allow applications to configure SA soft
and hard expiry limits. Limits can be either in number of packets or bytes.
* bbdev: Added capability related to more comprehensive CRC options,
shifting values of the ``enum rte_bbdev_op_ldpcdec_flag_bitmasks``.
Known Issues
------------

34
lib/bbdev/rte_bbdev_op.h
View File

@ -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),
/** 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 */