diff options
Diffstat (limited to 'lib/librte_bbdev/rte_bbdev_op.h')
| -rw-r--r-- | lib/librte_bbdev/rte_bbdev_op.h | 28 |
1 files changed, 26 insertions, 2 deletions
diff --git a/lib/librte_bbdev/rte_bbdev_op.h b/lib/librte_bbdev/rte_bbdev_op.h index 9a80c64a..83f62c2d 100644 --- a/lib/librte_bbdev/rte_bbdev_op.h +++ b/lib/librte_bbdev/rte_bbdev_op.h @@ -25,7 +25,23 @@ extern "C" { #include <rte_memory.h> #include <rte_mempool.h> -#define RTE_BBDEV_MAX_CODE_BLOCKS 64 +/* Number of columns in sub-block interleaver (36.212, section 5.1.4.1.1) */ +#define RTE_BBDEV_C_SUBBLOCK (32) +/* Maximum size of Transport Block (36.213, Table, Table 7.1.7.2.5-1) */ +#define RTE_BBDEV_MAX_TB_SIZE (391656) +/* Maximum size of Code Block (36.212, Table 5.1.3-3) */ +#define RTE_BBDEV_MAX_CB_SIZE (6144) +/* Minimum size of Code Block (36.212, Table 5.1.3-3) */ +#define RTE_BBDEV_MIN_CB_SIZE (40) +/* Maximum size of circular buffer */ +#define RTE_BBDEV_MAX_KW (18528) +/* + * Maximum number of Code Blocks in Transport Block. It is calculated based on + * maximum size of one Code Block and one Transport Block (considering CRC24A + * and CRC24B): + * (391656 + 24) / (6144 - 24) = 64 + */ +#define RTE_BBDEV_MAX_CODE_BLOCKS (64) /** Flags for turbo decoder operation and capability structure */ enum rte_bbdev_op_td_flag_bitmasks { @@ -86,7 +102,11 @@ enum rte_bbdev_op_td_flag_bitmasks { */ RTE_BBDEV_TURBO_MAP_DEC = (1ULL << 14), /**< Set if a device supports scatter-gather functionality */ - RTE_BBDEV_TURBO_DEC_SCATTER_GATHER = (1ULL << 15) + RTE_BBDEV_TURBO_DEC_SCATTER_GATHER = (1ULL << 15), + /**< Set to keep CRC24B bits appended while decoding. Only usable when + * decoding Transport Blocks (code_block_mode = 0). + */ + RTE_BBDEV_TURBO_DEC_TB_CRC_24B_KEEP = (1ULL << 16) }; /** Flags for turbo encoder operation and capability structure */ @@ -363,6 +383,10 @@ struct rte_bbdev_op_turbo_enc { struct rte_bbdev_op_cap_turbo_dec { /**< Flags from rte_bbdev_op_td_flag_bitmasks */ uint32_t capability_flags; + /** Maximal LLR absolute value. Acceptable LLR values lie in range + * [-max_llr_modulus, max_llr_modulus]. + */ + int8_t max_llr_modulus; uint8_t num_buffers_src; /**< Num input code block buffers */ /**< Num hard output code block buffers */ uint8_t num_buffers_hard_out; |