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[API-NEXT,v12,3/8] api: schedule: add schedule order unlock lock api

Message ID 1505458814-11509-4-git-send-email-odpbot@yandex.ru
State New
Headers show
Series [API-NEXT,v12,1/8] api: queue: change order lock count data type | expand

Commit Message

Github ODP bot Sept. 15, 2017, 7 a.m. UTC 
From: Balasubramanian Manoharan <bala.manoharan@linaro.org>


Adds odp_schedule_order_unlock_lock() api. This api combines schedule
order unlock and lock into a single api for performance optimization in HW

Signed-off-by: Balasubramanian Manoharan <bala.manoharan@linaro.org>

---
/** Email created from pull request 160 (bala-manoharan:api_sched_order_lock)
 ** https://github.com/Linaro/odp/pull/160
 ** Patch: https://github.com/Linaro/odp/pull/160.patch
 ** Base sha: 6b6253c30f88c80bf632436ff06c1b000860a2f1
 ** Merge commit sha: 8654cc5ecbcd8f0299a0c56a1e2ff23ba87c1d67
 **/
 include/odp/api/spec/schedule.h | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
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Patch

diff --git a/include/odp/api/spec/schedule.h b/include/odp/api/spec/schedule.h
index e2abf990b..fe2300db0 100644
--- a/include/odp/api/spec/schedule.h
+++ b/include/odp/api/spec/schedule.h
@@ -371,6 +371,27 @@  void odp_schedule_order_lock(uint32_t lock_index);
 void odp_schedule_order_unlock(uint32_t lock_index);
 
 /**
+ * Release existing ordered context lock and acquire a new lock
+ *
+ * This call is valid only when holding an ordered synchronization context.
+ * Release a previously locked ordered context lock and acquire a new ordered
+ * context lock. The operation is equivalent to application calling first
+ * odp_schedule_order_unlock(unlock_index) and then
+ * odp_schedule_order_lock(lock_index). The same constraints apply with this
+ * call as with those two.
+ *
+ * @param unlock_index	Index of the acquired ordered lock in the current
+ *			context to be released.
+ * @param lock_index	Index of the ordered lock in the current context to be
+ *			acquired. Must be in the range
+ *			0...odp_queue_lock_count() - 1.
+ *
+ * @see odp_schedule_order_lock(), odp_schedule_order_unlock()
+ *
+ */
+void odp_schedule_order_unlock_lock(uint32_t unlock_index, uint32_t lock_index);
+
+/**
  * @}
  */