bbdev: add capability for filler bits inclusion in HARQ

Adding capability flag for device variants when HARQ buffer
may or may not include the filler bits.
Minor cosmetic changes in same file.

Signed-off-by: Nicolas Chautru <nicolas.chautru@intel.com>
Acked-by: Dave Burley <dave.burley@accelercomm.com>
Acked-by: Akhil Goyal <akhil.goyal@nxp.com>

diff --git a/lib/librte_bbdev/rte_bbdev.h b/lib/librte_bbdev/rte_bbdev.h
index 591fb79..b2da190 100644 (file)
--- a/lib/librte_bbdev/rte_bbdev.h
+++ b/lib/librte_bbdev/rte_bbdev.h
@@ -607,6 +607,7 @@ rte_bbdev_enqueue_ldpc_dec_ops(uint16_t dev_id, uint16_t queue_id,
  * @param ops
  *   Pointer array where operations will be dequeued to. Must have at least
  *   @p num_ops entries
+ *   ie. A pointer to a table of void * pointers (ops) that will be filled.
  * @param num_ops
  *   The maximum number of operations to dequeue.
  *
@@ -638,6 +639,7 @@ rte_bbdev_dequeue_enc_ops(uint16_t dev_id, uint16_t queue_id,
  * @param ops
  *   Pointer array where operations will be dequeued to. Must have at least
  *   @p num_ops entries
+ *   ie. A pointer to a table of void * pointers (ops) that will be filled.
  * @param num_ops
  *   The maximum number of operations to dequeue.
  *

diff --git a/lib/librte_bbdev/rte_bbdev_op.h b/lib/librte_bbdev/rte_bbdev_op.h
index 1e119a7..c8a354e 100644 (file)
--- a/lib/librte_bbdev/rte_bbdev_op.h
+++ b/lib/librte_bbdev/rte_bbdev_op.h
@@ -31,8 +31,11 @@ extern "C" {
 #define RTE_BBDEV_TURBO_MAX_TB_SIZE (391656)
 /* Maximum size of Code Block (36.212, Table 5.1.3-3) */
 #define RTE_BBDEV_TURBO_MAX_CB_SIZE (6144)
-/* Maximum size of Code Block  */
+/* Maximum size of Code Block */
 #define RTE_BBDEV_LDPC_MAX_CB_SIZE (8448)
+/* Minimum size of Code Block */
+#define RTE_BBDEV_LDPC_MIN_CB_SIZE (40)
+
 /* Minimum size of Code Block (36.212, Table 5.1.3-3) */
 #define RTE_BBDEV_TURBO_MIN_CB_SIZE (40)
 /* Maximum size of circular buffer */
@@ -177,7 +180,12 @@ enum rte_bbdev_op_ldpcdec_flag_bitmasks {
        /** 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 << 17),
+       /** 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)
 };
 
 /** Flags for LDPC encoder operation and capability structure */