[API-NEXT,v2,1/2] api: schedule: add schedule order unlock lock api

Message ID 1504623628-29246-2-git-send-email-odpbot@yandex.ru
State New
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  • [API-NEXT,v2,1/2] api: schedule: add schedule order unlock lock api
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Commit Message

Github ODP bot Sept. 5, 2017, 3 p.m.
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: 4eae04e80a634c17ac276bb06bce468cbe28cde0
 ** Merge commit sha: 0fdc4843f1c46de41bffe74270ffe252bdce1521
 **/
 include/odp/api/spec/schedule.h | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

Patch

diff --git a/include/odp/api/spec/schedule.h b/include/odp/api/spec/schedule.h
index 8244746d..0997315e 100644
--- a/include/odp/api/spec/schedule.h
+++ b/include/odp/api/spec/schedule.h
@@ -368,6 +368,25 @@  void odp_schedule_order_lock(unsigned lock_index);
 void odp_schedule_order_unlock(unsigned lock_index);
 
 /**
+ * Release ordered context lock and acquires new lock
+ *
+ * This call is valid only when holding an ordered synchronization context.
+ * Release a previously locked ordered context lock and acquires
+ * a new ordered context lock.
+ * This call is valid only when there is a single ordered context lock active.
+ * Results are undefined if this call is made when multiple ordered context
+ * locks are acquired in nested fashion.
+ *
+ * @param lock_index	Index of the ordered lock in the current context to be
+ *			acquired. Previously acquired ordered lock is released.
+ *			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 lock_index);
+
+/**
  * @}
  */