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<h1>gc_jd_queue.h File Reference</h1>  </div>
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<div class="textblock"><code>#include &lt;gcell/gc_jd_queue_data.h&gt;</code><br/>
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<p><a href="spu_2gc__jd__queue_8h_source.html">Go to the source code of this file.</a></p>
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Enumerations</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="spu_2gc__jd__queue_8h.html#a8d4fc0afb98cd0114353edb6310ec9e4">gc_dequeue_status_t</a> { <a class="el" href="spu_2gc__jd__queue_8h.html#a8d4fc0afb98cd0114353edb6310ec9e4ae3bf3ce1f2b62be317d2d8c4a77c0337">GCQ_OK</a>, 
<a class="el" href="spu_2gc__jd__queue_8h.html#a8d4fc0afb98cd0114353edb6310ec9e4aa94c1fad8db3b92efd219f902833c8dd">GCQ_EMPTY</a>, 
<a class="el" href="spu_2gc__jd__queue_8h.html#a8d4fc0afb98cd0114353edb6310ec9e4a2627b62410f8f9d6e80764b06a80371c">GCQ_LOCKED</a>
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<tr><td class="memItemLeft" align="right" valign="top"><a class="el" href="spu_2gc__jd__queue_8h.html#a8d4fc0afb98cd0114353edb6310ec9e4">gc_dequeue_status_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="spu_2gc__jd__queue_8h.html#a8b09b930d80d97832aa08e0153e47fba">gc_jd_queue_dequeue</a> (<a class="el" href="gc__types_8h.html#affc43a8e5ab8551e7361f8ce8521c34d">gc_eaddr_t</a> q, <a class="el" href="gc__types_8h.html#affc43a8e5ab8551e7361f8ce8521c34d">gc_eaddr_t</a> *item_ea, int jd_tag, <a class="el" href="structgc__job__desc.html">gc_job_desc_t</a> *item)</td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Remove and return item at head of queue.  <a href="#a8b09b930d80d97832aa08e0153e47fba"></a><br/></td></tr>
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<hr/><h2>Enumeration Type Documentation</h2>
<a class="anchor" id="a8d4fc0afb98cd0114353edb6310ec9e4"></a><!-- doxytag: member="spu/gc_jd_queue.h::gc_dequeue_status_t" ref="a8d4fc0afb98cd0114353edb6310ec9e4" args="" -->
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          <td class="memname">enum <a class="el" href="spu_2gc__jd__queue_8h.html#a8d4fc0afb98cd0114353edb6310ec9e4">gc_dequeue_status_t</a></td>
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<dl><dt><b>Enumerator: </b></dt><dd><table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"><em><a class="anchor" id="a8d4fc0afb98cd0114353edb6310ec9e4ae3bf3ce1f2b62be317d2d8c4a77c0337"></a><!-- doxytag: member="GCQ_OK" ref="a8d4fc0afb98cd0114353edb6310ec9e4ae3bf3ce1f2b62be317d2d8c4a77c0337" args="" -->GCQ_OK</em>&nbsp;</td><td>
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<tr><td valign="top"><em><a class="anchor" id="a8d4fc0afb98cd0114353edb6310ec9e4aa94c1fad8db3b92efd219f902833c8dd"></a><!-- doxytag: member="GCQ_EMPTY" ref="a8d4fc0afb98cd0114353edb6310ec9e4aa94c1fad8db3b92efd219f902833c8dd" args="" -->GCQ_EMPTY</em>&nbsp;</td><td>
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<hr/><h2>Function Documentation</h2>
<a class="anchor" id="a8b09b930d80d97832aa08e0153e47fba"></a><!-- doxytag: member="spu/gc_jd_queue.h::gc_jd_queue_dequeue" ref="a8b09b930d80d97832aa08e0153e47fba" args="(gc_eaddr_t q, gc_eaddr_t *item_ea, int jd_tag, gc_job_desc_t *item)" -->
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          <td class="memname"><a class="el" href="spu_2gc__jd__queue_8h.html#a8d4fc0afb98cd0114353edb6310ec9e4">gc_dequeue_status_t</a> gc_jd_queue_dequeue </td>
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          <td class="paramtype"><a class="el" href="gc__types_8h.html#affc43a8e5ab8551e7361f8ce8521c34d">gc_eaddr_t</a>&#160;</td>
          <td class="paramname"><em>q</em>, </td>
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          <td class="paramtype"><a class="el" href="gc__types_8h.html#affc43a8e5ab8551e7361f8ce8521c34d">gc_eaddr_t</a> *&#160;</td>
          <td class="paramname"><em>item_ea</em>, </td>
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          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>jd_tag</em>, </td>
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          <td class="paramtype"><a class="el" href="structgc__job__desc.html">gc_job_desc_t</a> *&#160;</td>
          <td class="paramname"><em>item</em>&#160;</td>
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<p>Remove and return item at head of queue. </p>
<dl><dt><b>Parameters:</b></dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">q</td><td>is EA address of queue structure. </td></tr>
    <tr><td class="paramdir">[out]</td><td class="paramname">item_ea</td><td>is EA address of item at head of queue. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">jd_tag</td><td>is the tag to use to get the LS copy of the item. </td></tr>
    <tr><td class="paramdir">[out]</td><td class="paramname">item</td><td>is local store copy of item at head of queue. </td></tr>
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</dl>
<dl class="return"><dt><b>Returns:</b></dt><dd>false if the queue is empty, otherwise returns true and sets <code>item_ea</code> and DMA's job descriptor into <code>item</code> </dd></dl>
<p>If return is not GCQ_OK, we're holding a lock-line reservation that covers the queue. </p>

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