api: queue, schedule: move scheduler capabilities to scheduler

Add odp_schedule_capability() call to query scheduler capabilities. Move
basic scheduler capabilities to new odp_schedule_capability_t structure.

Signed-off-by: Dmitry Eremin-Solenikov <dmitry.ereminsolenikov@linaro.org>
Signed-off-by: Balasubramanian Manoharan <bala.manoharan@linaro.org>
Reviewed-by: Bill Fischofer <bill.fischofer@linaro.org>
Reviewed-by: Petri Savolainen <petri.savolainen@linaro.org>
Signed-off-by: Maxim Uvarov <maxim.uvarov@linaro.org>

include/odp/api/spec/queue_types.h

@@ -19,6 +19,7 @@ extern "C" {
 #endif
 
 #include <odp/api/schedule_types.h>
+#include <odp/api/deprecated.h>
 
 /** @addtogroup odp_queue
  *  @{
@@ -130,14 +131,16 @@ typedef struct odp_queue_capability_t {
 	  * types are used simultaneously. */
 	uint32_t max_queues;
 
-	/** Maximum number of ordered locks per queue */
-	uint32_t max_ordered_locks;
+	/** @deprecated Use max_ordered_locks field of
+	 * odp_schedule_capability_t instead */
+	uint32_t ODP_DEPRECATE(max_ordered_locks);
 
-	/** Maximum number of scheduling groups */
-	unsigned max_sched_groups;
+	/** @deprecated Use max_groups field of odp_schedule_capability_t
+	 * instead */
+	unsigned int ODP_DEPRECATE(max_sched_groups);
 
-	/** Number of scheduling priorities */
-	unsigned sched_prios;
+	/** @deprecated Use prios field of odp_schedule_capability_t instead */
+	unsigned int ODP_DEPRECATE(sched_prios);
 
 	/** Plain queue capabilities */
 	struct {

include/odp/api/spec/schedule.h

@@ -257,6 +257,18 @@ int odp_schedule_default_prio(void);
  */
 int odp_schedule_num_prio(void);
 
+/**
+ * Query scheduler capabilities
+ *
+ * Outputs schedule capabilities on success.
+ *
+ * @param[out] capa   Pointer to capability structure for output
+ *
+ * @retval 0 on success
+ * @retval <0 on failure
+ */
+int odp_schedule_capability(odp_schedule_capability_t *capa);
+
 /**
  * Schedule group create
  *

include/odp/api/spec/schedule_types.h

@@ -165,6 +165,21 @@ typedef	struct odp_schedule_param_t {
 	uint32_t lock_count;
 } odp_schedule_param_t;
 
+/**
+ * Scheduler capabilities
+ */
+typedef struct odp_schedule_capability_t {
+	/** Maximum number of ordered locks per queue */
+	uint32_t max_ordered_locks;
+
+	/** Maximum number of scheduling groups */
+	uint32_t max_groups;
+
+	/** Number of scheduling priorities */
+	uint32_t max_prios;
+
+} odp_schedule_capability_t;
+
 /**
  * @}
  */