Add subport profile data structure to support dynamic configuration
of subport bandwidth
Signed-off-by: Savinay Dharmappa <savinay.dharma...@intel.com>
Signed-off-by: Jasvinder Singh <jasvinder.si...@intel.com>
---
lib/librte_sched/rte_sched.c | 10 ++++++++++
lib/librte_sched/rte_sched.h | 25 +++++++++++++++++++++++++
2 files changed, 35 insertions(+)
diff --git a/lib/librte_sched/rte_sched.c b/lib/librte_sched/rte_sched.c
index 0fa0741..dc5beb2 100644
--- a/lib/librte_sched/rte_sched.c
+++ b/lib/librte_sched/rte_sched.c
@@ -101,6 +101,16 @@ enum grinder_state {
e_GRINDER_READ_MBUF
};
+struct rte_sched_subport_profile {
+ /* Token bucket (TB) */
+ uint64_t tb_period;
+ uint64_t tb_credits_per_period;
+ uint64_t tb_size;
+
+ uint64_t tc_credits_per_period[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
+ uint64_t tc_period;
+};
+
struct rte_sched_grinder {
/* Pipe cache */
uint16_t pcache_qmask[RTE_SCHED_GRINDER_PCACHE_SIZE];
diff --git a/lib/librte_sched/rte_sched.h b/lib/librte_sched/rte_sched.h
index 8a5a93c..39339b7 100644
--- a/lib/librte_sched/rte_sched.h
+++ b/lib/librte_sched/rte_sched.h
@@ -192,6 +192,20 @@ struct rte_sched_subport_params {
#endif
};
+struct rte_sched_subport_profile_params {
+ /** Token bucket rate (measured in bytes per second) */
+ uint64_t tb_rate;
+
+ /** Token bucket size (measured in credits) */
+ uint64_t tb_size;
+
+ /** Traffic class rates (measured in bytes per second) */
+ uint64_t tc_rate[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
+
+ /** Enforcement period for rates (measured in milliseconds) */
+ uint64_t tc_period;
+};
+
/** Subport statistics */
struct rte_sched_subport_stats {
/** Number of packets successfully written */
@@ -254,6 +268,17 @@ struct rte_sched_port_params {
/** Number of subports */
uint32_t n_subports_per_port;
+ /** subport profile table.
+ * Every pipe is configured using one of the profiles from this table.
+ */
+ struct rte_sched_subport_profile_params *subport_profiles;
+
+ /** Profiles in the pipe profile table */
+ uint32_t n_subport_profiles;
+
+ /** Max allowed profiles in the pipe profile table */
+ uint32_t n_max_subport_profiles;
+
/** Maximum number of subport pipes.
* This parameter is used to reserve a fixed number of bits
* in struct rte_mbuf::sched.queue_id for the pipe_id for all
--
2.7.4
