bbdev: add capability for CRC16 check

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>

diff --git a/app/test-bbdev/test_bbdev_vector.c b/app/test-bbdev/test_bbdev_vector.c
index 614dbd1..8d796b1 100644 (file)
--- a/app/test-bbdev/test_bbdev_vector.c
+++ b/app/test-bbdev/test_bbdev_vector.c
@@ -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"))

diff --git a/doc/guides/prog_guide/bbdev.rst b/doc/guides/prog_guide/bbdev.rst
index 9619280..8bd7cba 100644 (file)
--- 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 4078728..fdffc48 100644 (file)
--- a/doc/guides/rel_notes/release_21_11.rst
+++ b/doc/guides/rel_notes/release_21_11.rst
@@ -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
 ------------

diff --git a/lib/bbdev/rte_bbdev_op.h b/lib/bbdev/rte_bbdev_op.h
index f946842..7c44ddd 100644 (file)
--- 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),
        /** 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 */