AI/rocm-systems
2
0
انشعاب 0
کد مسائل تقاضاهای واکشی Actions Packages پروژه‌ها انتشارها دانشنامه فعالیت
Files
ea09557e1be911f276cc133ff9f34d67c09837fe
rocm-systems/docs/RuntimeAPI/html/group__Stream.html
T

292 خطوط
19 KiB
HTML
خام نمایش عادی تاریخچه

Initial commit for GPUOpen Launch
2016-01-26 20:14:33 -06:00
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.6"/>
<title>HIP: Heterogenous-computing Interface for Portability: Stream Management</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/search.js"></script>
<script type="text/javascript">
$(document).ready(function() { searchBox.OnSelectItem(0); });
</script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td style="padding-left: 0.5em;">
<div id="projectname">HIP: Heterogenous-computing Interface for Portability
</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.6 -->
<script type="text/javascript">
var searchBox = new SearchBox("searchBox", "search",false,'Search');
</script>
<div id="navrow1" class="tabs">
<ul class="tablist">
<li><a href="index.html"><span>Main&#160;Page</span></a></li>
<li><a href="pages.html"><span>Related&#160;Pages</span></a></li>
<li><a href="modules.html"><span>Modules</span></a></li>
<li><a href="annotated.html"><span>Classes</span></a></li>
<li><a href="files.html"><span>Files</span></a></li>
<li>
<div id="MSearchBox" class="MSearchBoxInactive">
<span class="left">
<img id="MSearchSelect" src="search/mag_sel.png"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
alt=""/>
<input type="text" id="MSearchField" value="Search" accesskey="S"
onfocus="searchBox.OnSearchFieldFocus(true)"
onblur="searchBox.OnSearchFieldFocus(false)"
onkeyup="searchBox.OnSearchFieldChange(event)"/>
</span><span class="right">
<a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a>
</span>
</div>
</li>
</ul>
</div>
</div><!-- top -->
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
onkeydown="return searchBox.OnSearchSelectKey(event)">
<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark">&#160;</span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark">&#160;</span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark">&#160;</span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark">&#160;</span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark">&#160;</span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark">&#160;</span>Typedefs</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark">&#160;</span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark">&#160;</span>Enumerator</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(8)"><span class="SelectionMark">&#160;</span>Macros</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(9)"><span class="SelectionMark">&#160;</span>Groups</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(10)"><span class="SelectionMark">&#160;</span>Pages</a></div>
<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0"
name="MSearchResults" id="MSearchResults">
</iframe>
</div>
<div class="header">
<div class="summary">
<a href="#func-members">Functions</a> </div>
<div class="headertitle">
<div class="title">Stream Management<div class="ingroups"><a class="el" href="group__API.html">HIP API</a></div></div> </div>
</div><!--header-->
<div class="contents">
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:gaf2382e3cc6632332a8983a0f58e43494"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__GlobalDefs.html#gadf5010f6e140a53ecbdf949e73e87594">hipError_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__Stream.html#gaf2382e3cc6632332a8983a0f58e43494">hipStreamCreateWithFlags</a> (<a class="el" href="structihipStream__t.html">hipStream_t</a> *stream, unsigned int flags)</td></tr>
<tr class="memdesc:gaf2382e3cc6632332a8983a0f58e43494"><td class="mdescLeft">&#160;</td><td class="mdescRight">Create an asynchronous stream. <a href="#gaf2382e3cc6632332a8983a0f58e43494">More...</a><br/></td></tr>
<tr class="separator:gaf2382e3cc6632332a8983a0f58e43494"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gacdd84c8f8ef1539c96c57c1d5bcae633"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__GlobalDefs.html#gadf5010f6e140a53ecbdf949e73e87594">hipError_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__Stream.html#gacdd84c8f8ef1539c96c57c1d5bcae633">hipStreamWaitEvent</a> (<a class="el" href="structihipStream__t.html">hipStream_t</a> stream, <a class="el" href="structhipEvent__t.html">hipEvent_t</a> event, unsigned int flags)</td></tr>
<tr class="memdesc:gacdd84c8f8ef1539c96c57c1d5bcae633"><td class="mdescLeft">&#160;</td><td class="mdescRight">Make the specified compute stream wait for an event. <a href="#gacdd84c8f8ef1539c96c57c1d5bcae633">More...</a><br/></td></tr>
<tr class="separator:gacdd84c8f8ef1539c96c57c1d5bcae633"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:gabbfb9f573a6ebe8c478605ecb5504a74"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__GlobalDefs.html#gadf5010f6e140a53ecbdf949e73e87594">hipError_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__Stream.html#gabbfb9f573a6ebe8c478605ecb5504a74">hipStreamSynchronize</a> (<a class="el" href="structihipStream__t.html">hipStream_t</a> stream)</td></tr>
<tr class="memdesc:gabbfb9f573a6ebe8c478605ecb5504a74"><td class="mdescLeft">&#160;</td><td class="mdescRight">Wait for all commands in stream to complete. <a href="#gabbfb9f573a6ebe8c478605ecb5504a74">More...</a><br/></td></tr>
<tr class="separator:gabbfb9f573a6ebe8c478605ecb5504a74"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga3076a3499ed2c7821311006100bb95ec"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__GlobalDefs.html#gadf5010f6e140a53ecbdf949e73e87594">hipError_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__Stream.html#ga3076a3499ed2c7821311006100bb95ec">hipStreamDestroy</a> (<a class="el" href="structihipStream__t.html">hipStream_t</a> stream)</td></tr>
<tr class="memdesc:ga3076a3499ed2c7821311006100bb95ec"><td class="mdescLeft">&#160;</td><td class="mdescRight">Destroys the specified stream. <a href="#ga3076a3499ed2c7821311006100bb95ec">More...</a><br/></td></tr>
<tr class="separator:ga3076a3499ed2c7821311006100bb95ec"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ga3249555a26439591b8873f70b39bb116"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__GlobalDefs.html#gadf5010f6e140a53ecbdf949e73e87594">hipError_t</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__Stream.html#ga3249555a26439591b8873f70b39bb116">hipStreamGetFlags</a> (<a class="el" href="structihipStream__t.html">hipStream_t</a> stream, unsigned int *flags)</td></tr>
<tr class="memdesc:ga3249555a26439591b8873f70b39bb116"><td class="mdescLeft">&#160;</td><td class="mdescRight">Return flags associated with this stream. <a href="#ga3249555a26439591b8873f70b39bb116">More...</a><br/></td></tr>
<tr class="separator:ga3249555a26439591b8873f70b39bb116"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<h2>----------------------------------------------------------------------------------------------&mdash; </h2>
<p>The following Stream APIs are not (yet) supported in HIP:</p>
<ul>
<li>cudaStreamCreateWithPriority</li>
<li>cudaStreamGetPriority </li>
</ul>
<h2 class="groupheader">Function Documentation</h2>
<a class="anchor" id="gaf2382e3cc6632332a8983a0f58e43494"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname"><a class="el" href="group__GlobalDefs.html#gadf5010f6e140a53ecbdf949e73e87594">hipError_t</a> hipStreamCreateWithFlags </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structihipStream__t.html">hipStream_t</a> *&#160;</td>
<td class="paramname"><em>stream</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned int&#160;</td>
<td class="paramname"><em>flags</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Create an asynchronous stream. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in,out]</td><td class="paramname">stream</td><td>Pointer to new stream </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">flags</td><td>to control stream creation. </td></tr>
</table>
</dd>
</dl>
Update doxygen HTML
2016-02-18 20:43:03 -06:00
<dl class="section return"><dt>Returns</dt><dd><a class="el" href="group__GlobalDefs.html#ggadf5010f6e140a53ecbdf949e73e87594aadfbdb847b149723c684ebd764556063" title="Successful completion. ">hipSuccess</a>, <a class="el" href="group__GlobalDefs.html#ggadf5010f6e140a53ecbdf949e73e87594a1e8215fe1108a508bad3944bce7b4d83" title="One or more of the parameters passed to the API call is NULL or not in an acceptable range...">hipErrorInvalidValue</a></dd></dl>
Initial commit for GPUOpen Launch
2016-01-26 20:14:33 -06:00
<p>Create a new asynchronous stream. Flags controls behavior of the stream. See <a class="el" href="group__GlobalDefs.html#ga6df5f70eb976836ab3598cacf0ffcdf9" title="Flags that can be used with hipStreamCreateWithFlags. ">hipStreamDefault</a>, <a class="el" href="group__GlobalDefs.html#gaaba9ae995d9b43b7d1ee70c6fa12c57d" title="Stream does not implicitly synchronize with null stream. ">hipStreamNonBlocking</a>. hipStream_t are under development - with current HIP use the NULL stream. </p>
</div>
</div>
<a class="anchor" id="ga3076a3499ed2c7821311006100bb95ec"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname"><a class="el" href="group__GlobalDefs.html#gadf5010f6e140a53ecbdf949e73e87594">hipError_t</a> hipStreamDestroy </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structihipStream__t.html">hipStream_t</a>&#160;</td>
<td class="paramname"><em>stream</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Destroys the specified stream. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in,out]</td><td class="paramname">stream</td><td>Valid pointer to hipStream_t. This function writes the memory with the newly created stream. </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd><a class="el" href="group__GlobalDefs.html#ggadf5010f6e140a53ecbdf949e73e87594aadfbdb847b149723c684ebd764556063" title="Successful completion. ">hipSuccess</a></dd></dl>
<p>Destroys the specified stream.</p>
<p>If commands are still executing on the specified stream, some may complete execution before the queue is deleted.</p>
<p>The queue may be destroyed while some commands are still inflight, or may wait for all commands queued to the stream before destroying it.</p>
<dl class="section return"><dt>Returns</dt><dd><a class="el" href="group__GlobalDefs.html#ggadf5010f6e140a53ecbdf949e73e87594aadfbdb847b149723c684ebd764556063" title="Successful completion. ">hipSuccess</a>, <a class="el" href="group__GlobalDefs.html#ggadf5010f6e140a53ecbdf949e73e87594a88e525a7c8f35552dfada58e9f2f6d3a" title="Resource handle (hipEvent_t or hipStream_t) invalid. ">hipErrorInvalidResourceHandle</a> </dd></dl>
</div>
</div>
<a class="anchor" id="ga3249555a26439591b8873f70b39bb116"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname"><a class="el" href="group__GlobalDefs.html#gadf5010f6e140a53ecbdf949e73e87594">hipError_t</a> hipStreamGetFlags </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structihipStream__t.html">hipStream_t</a>&#160;</td>
<td class="paramname"><em>stream</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned int *&#160;</td>
<td class="paramname"><em>flags</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Return flags associated with this stream. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">stream</td><td></td></tr>
<tr><td class="paramdir">[in,out]</td><td class="paramname">flags</td><td></td></tr>
</table>
</dd>
</dl>
Update doxygen HTML
2016-02-18 20:43:03 -06:00
<dl class="section return"><dt>Returns</dt><dd><a class="el" href="group__GlobalDefs.html#ggadf5010f6e140a53ecbdf949e73e87594aadfbdb847b149723c684ebd764556063" title="Successful completion. ">hipSuccess</a>, <a class="el" href="group__GlobalDefs.html#ggadf5010f6e140a53ecbdf949e73e87594a1e8215fe1108a508bad3944bce7b4d83" title="One or more of the parameters passed to the API call is NULL or not in an acceptable range...">hipErrorInvalidValue</a>, <a class="el" href="group__GlobalDefs.html#ggadf5010f6e140a53ecbdf949e73e87594a88e525a7c8f35552dfada58e9f2f6d3a" title="Resource handle (hipEvent_t or hipStream_t) invalid. ">hipErrorInvalidResourceHandle</a></dd></dl>
Initial commit for GPUOpen Launch
2016-01-26 20:14:33 -06:00
<p>Return flags associated with this stream in *<code>flags</code>.</p>
<dl class="section see"><dt>See Also</dt><dd><a class="el" href="group__Stream.html#gaf2382e3cc6632332a8983a0f58e43494" title="Create an asynchronous stream. ">hipStreamCreateWithFlags</a></dd></dl>
<dl class="section return"><dt>Returns</dt><dd><a class="el" href="group__GlobalDefs.html#ggadf5010f6e140a53ecbdf949e73e87594aadfbdb847b149723c684ebd764556063" title="Successful completion. ">hipSuccess</a> </dd></dl>
</div>
</div>
<a class="anchor" id="gabbfb9f573a6ebe8c478605ecb5504a74"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname"><a class="el" href="group__GlobalDefs.html#gadf5010f6e140a53ecbdf949e73e87594">hipError_t</a> hipStreamSynchronize </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structihipStream__t.html">hipStream_t</a>&#160;</td>
<td class="paramname"><em>stream</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Wait for all commands in stream to complete. </p>
<p>If the null stream is specified, this command blocks until all</p>
<p>This command honors the hipDeviceLaunchBlocking flag, which controls whether the wait is active or blocking.</p>
<p>This command is host-synchronous : the host will block until the stream is empty.</p>
<p>TODO </p>
</div>
</div>
<a class="anchor" id="gacdd84c8f8ef1539c96c57c1d5bcae633"></a>
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname"><a class="el" href="group__GlobalDefs.html#gadf5010f6e140a53ecbdf949e73e87594">hipError_t</a> hipStreamWaitEvent </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structihipStream__t.html">hipStream_t</a>&#160;</td>
<td class="paramname"><em>stream</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="structhipEvent__t.html">hipEvent_t</a>&#160;</td>
<td class="paramname"><em>event</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned int&#160;</td>
<td class="paramname"><em>flags</em>&#160;</td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div><div class="memdoc">
<p>Make the specified compute stream wait for an event. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramdir">[in]</td><td class="paramname">stream</td><td>stream to make wait. </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">event</td><td>event to wait on </td></tr>
<tr><td class="paramdir">[in]</td><td class="paramname">flags</td><td>control operation [must be 0]</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd><a class="el" href="group__GlobalDefs.html#ggadf5010f6e140a53ecbdf949e73e87594aadfbdb847b149723c684ebd764556063" title="Successful completion. ">hipSuccess</a>, <a class="el" href="group__GlobalDefs.html#ggadf5010f6e140a53ecbdf949e73e87594a88e525a7c8f35552dfada58e9f2f6d3a" title="Resource handle (hipEvent_t or hipStream_t) invalid. ">hipErrorInvalidResourceHandle</a></dd></dl>
<p>This function inserts a wait operation into the specified stream. All future work submitted to <code>stream</code> will wait until <code>event</code> reports completion before beginning execution. This function is host-asynchronous and the function may return before the wait has completed.</p>
<dl class="bug"><dt><b><a class="el" href="bug.html#_bug000003">Bug:</a></b></dt><dd>This function conservatively waits for all work in the specified stream to complete. </dd></dl>
</div>
</div>
</div><!-- contents -->
<!-- start footer part -->
<hr class="footer"/><address class="footer"><small>
Update doxygen HTML
2016-02-18 20:43:03 -06:00
Generated on Thu Feb 18 2016 20:42:16 for HIP: Heterogenous-computing Interface for Portability by &#160;<a href="http://www.doxygen.org/index.html">
Initial commit for GPUOpen Launch
2016-01-26 20:14:33 -06:00
<img class="footer" src="doxygen.png" alt="doxygen"/>
</a> 1.8.6
</small></address>
</body>
</html>
مرجع در شماره جدید پرمالینک را کپی کنید