[dpdk-dev] [PATCH v3 15/15] sched: remove redundant code

[Jasvinder Singh <jasvinder.singh@intel.com>]

Remove redundant data structure fields from port level data
structures and update release notes.

Signed-off-by: Jasvinder Singh <jasvinder.singh@intel.com>
Signed-off-by: Lukasz Krakowiak <lukaszx.krakowiak@intel.com>
---
 doc/guides/rel_notes/release_19_11.rst |  6 +++-
 lib/librte_sched/rte_sched.c           | 42 +-------------------------
 lib/librte_sched/rte_sched.h           | 22 --------------
 3 files changed, 6 insertions(+), 64 deletions(-)

diff --git a/doc/guides/rel_notes/release_19_11.rst b/doc/guides/rel_notes/release_19_11.rst
index 27cfbd9e3..dd122f00a 100644
--- a/doc/guides/rel_notes/release_19_11.rst
+++ b/doc/guides/rel_notes/release_19_11.rst
@@ -94,6 +94,10 @@ API Changes
    Also, make sure to start the actual text at the margin.
    =========================================================
 
+* sched: The pipe nodes configuration parameters such as number of pipes,
+  pipe queue sizes, pipe profiles, etc., are moved from port level structure
+  to subport level. This allows different subports of the same port to
+  have different configuration for the pipe nodes.
 
 ABI Changes
 -----------
@@ -181,7 +185,7 @@ The libraries prepended with a plus sign were incremented in this version.
      librte_rcu.so.1
      librte_reorder.so.1
      librte_ring.so.2
-     librte_sched.so.3
+   + librte_sched.so.4
      librte_security.so.2
      librte_stack.so.1
      librte_table.so.3
diff --git a/lib/librte_sched/rte_sched.c b/lib/librte_sched/rte_sched.c
index 1faa580d0..710ecf65a 100644
--- a/lib/librte_sched/rte_sched.c
+++ b/lib/librte_sched/rte_sched.c
@@ -216,13 +216,6 @@ struct rte_sched_port {
 	uint32_t mtu;
 	uint32_t frame_overhead;
 	int socket;
-	uint16_t qsize[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
-	uint32_t n_pipe_profiles;
-	uint32_t n_max_pipe_profiles;
-	uint32_t pipe_tc_be_rate_max;
-#ifdef RTE_SCHED_RED
-	struct rte_red_config red_config[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE][RTE_COLORS];
-#endif
 
 	/* Timing */
 	uint64_t time_cpu_cycles;     /* Current CPU time measured in CPU cyles */
@@ -230,48 +223,15 @@ struct rte_sched_port {
 	uint64_t time;                /* Current NIC TX time measured in bytes */
 	struct rte_reciprocal inv_cycles_per_byte; /* CPU cycles per byte */
 
-	/* Scheduling loop detection */
-	uint32_t pipe_loop;
-	uint32_t pipe_exhaustion;
-
-	/* Bitmap */
-	struct rte_bitmap *bmp;
-	uint32_t grinder_base_bmp_pos[RTE_SCHED_PORT_N_GRINDERS] __rte_aligned_16;
-
 	/* Grinders */
-	struct rte_sched_grinder grinder[RTE_SCHED_PORT_N_GRINDERS];
-	uint32_t busy_grinders;
 	struct rte_mbuf **pkts_out;
 	uint32_t n_pkts_out;
 	uint32_t subport_id;
 
-	/* Queue base calculation */
-	uint32_t qsize_add[RTE_SCHED_QUEUES_PER_PIPE];
-	uint32_t qsize_sum;
-
 	/* Large data structures */
-	struct rte_sched_subport *subports[0];
-	struct rte_sched_subport *subport;
-	struct rte_sched_pipe *pipe;
-	struct rte_sched_queue *queue;
-	struct rte_sched_queue_extra *queue_extra;
-	struct rte_sched_pipe_profile *pipe_profiles;
-	uint8_t *bmp_array;
-	struct rte_mbuf **queue_array;
-	uint8_t memory[0] __rte_cache_aligned;
+	struct rte_sched_subport *subports[0] __rte_cache_aligned;
 } __rte_cache_aligned;
 
-enum rte_sched_port_array {
-	e_RTE_SCHED_PORT_ARRAY_SUBPORT = 0,
-	e_RTE_SCHED_PORT_ARRAY_PIPE,
-	e_RTE_SCHED_PORT_ARRAY_QUEUE,
-	e_RTE_SCHED_PORT_ARRAY_QUEUE_EXTRA,
-	e_RTE_SCHED_PORT_ARRAY_PIPE_PROFILES,
-	e_RTE_SCHED_PORT_ARRAY_BMP_ARRAY,
-	e_RTE_SCHED_PORT_ARRAY_QUEUE_ARRAY,
-	e_RTE_SCHED_PORT_ARRAY_TOTAL,
-};
-
 enum rte_sched_subport_array {
 	e_RTE_SCHED_SUBPORT_ARRAY_PIPE = 0,
 	e_RTE_SCHED_SUBPORT_ARRAY_QUEUE,
diff --git a/lib/librte_sched/rte_sched.h b/lib/librte_sched/rte_sched.h
index 40f02f124..c82c23c14 100644
--- a/lib/librte_sched/rte_sched.h
+++ b/lib/librte_sched/rte_sched.h
@@ -260,28 +260,6 @@ struct rte_sched_port_params {
 	 * the subports of the same port.
 	 */
 	uint32_t n_pipes_per_subport;
-
-	/** Packet queue size for each traffic class.
-	 * All the pipes within the same subport share the similar
-	 * configuration for the queues.
-	 */
-	uint16_t qsize[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
-
-	/** Pipe profile table.
-	 * Every pipe is configured using one of the profiles from this table.
-	 */
-	struct rte_sched_pipe_params *pipe_profiles;
-
-	/** Profiles in the pipe profile table */
-	uint32_t n_pipe_profiles;
-
-	/** Max profiles allowed in the pipe profile table */
-	uint32_t n_max_pipe_profiles;
-
-#ifdef RTE_SCHED_RED
-	/** RED parameters */
-	struct rte_red_params red_params[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE][RTE_COLORS];
-#endif
 };
 
 /*
-- 
2.21.0