From 7c6de6df3eb06f496d5f9debd4c92f6470eac224 Mon Sep 17 00:00:00 2001
From: Carl Zhang <carl.zhang@intel.com>
Date: Thu, 14 May 2020 12:15:16 -0400
Subject: add attributes for context priority setting

application could set priority for each VAContext
then HW will check the priority for the tasks related with the VAContext

Signed-off-by: Carl Zhang <carl.zhang@intel.com>
---
 va/va.h     | 16 ++++++++++++++++
 va/va_str.c |  1 +
 2 files changed, 17 insertions(+)

diff --git a/va/va.h b/va/va.h
index 4c67546..e610a07 100644
--- a/va/va.h
+++ b/va/va.h
@@ -783,6 +783,10 @@ typedef enum
      * implementation, multiple frames encode/decode can improve HW concurrency
      */
     VAConfigAttribMultipleFrame         = 40,
+    /** \brief priority setting for the context. Read-Write
+     *  attribute value is \c VAConfigAttribValContextPriority
+     */
+    VAConfigAttribContextPriority       = 41,
     /**@}*/
     VAConfigAttribTypeMax
 } VAConfigAttribType;
@@ -1141,6 +1145,18 @@ typedef union _VAConfigAttribValMultipleFrame {
     uint32_t value;
 }VAConfigAttribValMultipleFrame;
 
+/** brief Attribute value VAConfigAttribValContestPriority */
+typedef union _VAConfigAttribValContextPriority{
+    struct{
+        /** \brief the priority , for the Query operation (read) it represents highest priority
+         * for the set operation (write), value should be [0~highest priority] , 0 is lowest priority*/
+        uint32_t priority     :16;
+        /** \brief reserved bits for future, must be zero*/
+        uint32_t reserved     :16;
+    }bits;
+    uint32_t value;
+}VAConfigAttribValContextPriority;
+
 /** @name Attribute values for VAConfigAttribProcessingRate. */
 /**@{*/
 /** \brief Driver does not support processing rate report */
diff --git a/va/va_str.c b/va/va_str.c
index 716e20d..4b631ca 100644
--- a/va/va_str.c
+++ b/va/va_str.c
@@ -129,6 +129,7 @@ const char *vaConfigAttribTypeStr(VAConfigAttribType configAttribType)
     TOSTR(VAConfigAttribMaxFrameSize);
     TOSTR(VAConfigAttribPredictionDirection);
     TOSTR(VAConfigAttribMultipleFrame);
+    TOSTR(VAConfigAttribContextPriority);
     case VAConfigAttribTypeMax: break;
     }
     return "<unknown config attribute type>";
-- 
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