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<td class='lines'><pre><code><span class="hl com">/* SPDX-License-Identifier: GPL-2.0-or-later */</span>
<span class="hl com">/*</span>
<span class="hl com"> * Copyright (C) 2019, Google Inc.</span>
<span class="hl com"> *</span>
<span class="hl com"> * ipu3_pipeline_test.cpp - Intel IPU3 pipeline test</span>
<span class="hl com"> */</span>
<span class="hl ppc">#include <iostream></span>
<span class="hl ppc">#include <sys/stat.h></span>
<span class="hl ppc">#include <sys/types.h></span>
<span class="hl ppc">#include <unistd.h></span>
<span class="hl ppc">#include <libcamera/camera.h></span>
<span class="hl ppc">#include <libcamera/camera_manager.h></span>
<span class="hl ppc">#include</span> <span class="hl pps">"device_enumerator.h"</span><span class="hl ppc"></span>
<span class="hl ppc">#include</span> <span class="hl pps">"media_device.h"</span><span class="hl ppc"></span>
<span class="hl ppc">#include</span> <span class="hl pps">"media_object.h"</span><span class="hl ppc"></span>
<span class="hl ppc">#include</span> <span class="hl pps">"test.h"</span><span class="hl ppc"></span>
<span class="hl kwa">using namespace</span> std<span class="hl opt">;</span>
<span class="hl kwa">using namespace</span> libcamera<span class="hl opt">;</span>
<span class="hl com">/*</span>
<span class="hl com"> * Verify that the Intel IPU3 pipeline handler gets matched and cameras</span>
<span class="hl com"> * are enumerated correctly.</span>
<span class="hl com"> *</span>
<span class="hl com"> * The test is supposed to be run on an IPU3 platform, otherwise it gets</span>
<span class="hl com"> * skipped.</span>
<span class="hl com"> *</span>
<span class="hl com"> * The test lists all cameras registered in the system, if any camera is</span>
<span class="hl com"> * available at all.</span>
<span class="hl com"> */</span>
<span class="hl kwc">class</span> IPU3PipelineTest <span class="hl opt">:</span> <span class="hl kwc">public</span> Test
<span class="hl opt">{</span>
<span class="hl kwc">protected</span><span class="hl opt">:</span>
<span class="hl kwb">int</span> <span class="hl kwd">init</span><span class="hl opt">();</span>
<span class="hl kwb">int</span> <span class="hl kwd">run</span><span class="hl opt">();</span>
<span class="hl kwb">void</span> <span class="hl kwd">cleanup</span><span class="hl opt">();</span>
<span class="hl kwc">private</span><span class="hl opt">:</span>
CameraManager <span class="hl opt">*</span>cameraManager_<span class="hl opt">;</span>
<span class="hl kwb">unsigned int</span> sensors_<span class="hl opt">;</span>
<span class="hl opt">};</span>
<span class="hl kwb">int</span> <span class="hl kwc">IPU3PipelineTest</span><span class="hl opt">::</span><span class="hl kwd">init</span><span class="hl opt">()</span>
<span class="hl opt">{</span>
unique_ptr<span class="hl opt"><</span>DeviceEnumerator<span class="hl opt">></span> enumerator <span class="hl opt">=</span> <span class="hl kwc">DeviceEnumerator</span><span class="hl opt">::</span><span class="hl kwd">create</span><span class="hl opt">();</span>
<span class="hl kwa">if</span> <span class="hl opt">(!</span>enumerator<span class="hl opt">) {</span>
cerr <span class="hl opt"><<</span> <span class="hl str">"Failed to create device enumerator"</span> <span class="hl opt"><<</span> endl<span class="hl opt">;</span>
<span class="hl kwa">return</span> TestFail<span class="hl opt">;</span>
<span class="hl opt">}</span>
<span class="hl kwa">if</span> <span class="hl opt">(</span>enumerator<span class="hl opt">-></span><span class="hl kwd">enumerate</span><span class="hl opt">()) {</span>
cerr <span class="hl opt"><<</span> <span class="hl str">"Failed to enumerate media devices"</span> <span class="hl opt"><<</span> endl<span class="hl opt">;</span>
<span class="hl kwa">return</span> TestFail<span class="hl opt">;</span>
<span class="hl opt">}</span>
DeviceMatch <span class="hl kwd">imgu_dm</span><span class="hl opt">(</span><span class="hl str">"ipu3-imgu"</span><span class="hl opt">);</span>
DeviceMatch <span class="hl kwd">cio2_dm</span><span class="hl opt">(</span><span class="hl str">"ipu3-cio2"</span><span class="hl opt">);</span>
<span class="hl kwa">if</span> <span class="hl opt">(!</span>enumerator<span class="hl opt">-></span><span class="hl kwd">search</span><span class="hl opt">(</span>imgu_dm<span class="hl opt">)) {</span>
cerr <span class="hl opt"><<</span> <span class="hl str">"Failed to find IPU3 IMGU: test skip"</span> <span class="hl opt"><<</span> endl<span class="hl opt">;</span>
<span class="hl kwa">return</span> TestSkip<span class="hl opt">;</span>
<span class="hl opt">}</span>
<span class="hl kwc">std</span><span class="hl opt">::</span>shared_ptr<span class="hl opt"><</span>MediaDevice<span class="hl opt">></span> cio2 <span class="hl opt">=</span> enumerator<span class="hl opt">-></span><span class="hl kwd">search</span><span class="hl opt">(</span>cio2_dm<span class="hl opt">);</span>
<span class="hl kwa">if</span> <span class="hl opt">(!</span>cio2<span class="hl opt">) {</span>
cerr <span class="hl opt"><<</span> <span class="hl str">"Failed to find IPU3 CIO2: test skip"</span> <span class="hl opt"><<</span> endl<span class="hl opt">;</span>
<span class="hl kwa">return</span> TestSkip<span class="hl opt">;</span>
<span class="hl opt">}</span>
<span class="hl kwa">if</span> <span class="hl opt">(</span>cio2<span class="hl opt">-></span><span class="hl kwd">open</span><span class="hl opt">()) {</span>
cerr <span class="hl opt"><<</span> <span class="hl str">"Failed to open media device "</span> <span class="hl opt"><<</span> cio2<span class="hl opt">-></span><span class="hl kwd">deviceNode</span><span class="hl opt">() <<</span> endl<span class="hl opt">;</span>
<span class="hl kwa">return</span> TestFail<span class="hl opt">;</span>
<span class="hl opt">}</span>
<span class="hl com">/*</span>
<span class="hl com"> * Camera sensor are connected to the CIO2 unit.</span>
<span class="hl com"> * Count how many sensors are connected in the system</span>
<span class="hl com"> * and later verify this matches the number of registered</span>
<span class="hl com"> * cameras.</span>
<span class="hl com"> */</span>
<span class="hl kwb">int</span> ret <span class="hl opt">=</span> cio2<span class="hl opt">-></span><span class="hl kwd">populate</span><span class="hl opt">();</span>
<span class="hl kwa">if</span> <span class="hl opt">(</span>ret<span class="hl opt">) {</span>
cerr <span class="hl opt"><<</span> <span class="hl str">"Failed to populate media device "</span> <span class="hl opt"><<</span> cio2<span class="hl opt">-></span><span class="hl kwd">deviceNode</span><span class="hl opt">() <<</span> endl<span class="hl opt">;</span>
<span class="hl kwa">return</span> TestFail<span class="hl opt">;</span>
<span class="hl opt">}</span>
sensors_ <span class="hl opt">=</span> <span class="hl num">0</span><span class="hl opt">;</span>
<span class="hl kwb">const</span> vector<span class="hl opt"><</span>MediaEntity <span class="hl opt">*> &</span>entities <span class="hl opt">=</span> cio2<span class="hl opt">-></span><span class="hl kwd">entities</span><span class="hl opt">();</span>
<span class="hl kwa">for</span> <span class="hl opt">(</span>MediaEntity <span class="hl opt">*</span>entity <span class="hl opt">:</span> entities<span class="hl opt">) {</span>
<span class="hl kwa">if</span> <span class="hl opt">(</span>entity<span class="hl opt">-></span><span class="hl kwd">function</span><span class="hl opt">() ==</span> MEDIA_ENT_F_CAM_SENSOR<span class="hl opt">)</span>
sensors_<span class="hl opt">++;</span>
<span class="hl opt">}</span>
enumerator<span class="hl opt">.</span><span class="hl kwd">reset</span><span class="hl opt">(</span><span class="hl kwc">nullptr</span><span class="hl opt">);</span>
cameraManager_ <span class="hl opt">=</span> <span class="hl kwc">CameraManager</span><span class="hl opt">::</span><span class="hl kwd">instance</span><span class="hl opt">();</span>
ret <span class="hl opt">=</span> cameraManager_<span class="hl opt">-></span><span class="hl kwd">start</span><span class="hl opt">();</span>
<span class="hl kwa">if</span> <span class="hl opt">(</span>ret<span class="hl opt">) {</span>
cerr <span class="hl opt"><<</span> <span class="hl str">"Failed to start the CameraManager"</span> <span class="hl opt"><<</span> endl<span class="hl opt">;</span>
<span class="hl kwa">return</span> TestFail<span class="hl opt">;</span>
<span class="hl opt">}</span>
<span class="hl kwa">return</span> <span class="hl num">0</span><span class="hl opt">;</span>
<span class="hl opt">}</span>
<span class="hl kwb">int</span> <span class="hl kwc">IPU3PipelineTest</span><span class="hl opt">::</span><span class="hl kwd">run</span><span class="hl opt">()</span>
<span class="hl opt">{</span>
<span class="hl kwc">auto</span> cameras <span class="hl opt">=</span> cameraManager_<span class="hl opt">-></span><span class="hl kwd">cameras</span><span class="hl opt">();</span>
<span class="hl kwa">for</span> <span class="hl opt">(</span><span class="hl kwb">const</span> <span class="hl kwc">std</span><span class="hl opt">::</span>shared_ptr<span class="hl opt"><</span>Camera<span class="hl opt">> &</span>cam <span class="hl opt">:</span> cameras<span class="hl opt">)</span>
cout <span class="hl opt"><<</span> <span class="hl str">"Found camera '"</span> <span class="hl opt"><<</span> cam<span class="hl opt">-></span><span class="hl kwd">name</span><span class="hl opt">() <<</span> <span class="hl str">"'"</span> <span class="hl opt"><<</span> endl<span class="hl opt">;</span>
<span class="hl kwa">if</span> <span class="hl opt">(</span>cameras<span class="hl opt">.</span><span class="hl kwd">size</span><span class="hl opt">() !=</span> sensors_<span class="hl opt">) {</span>
cerr <span class="hl opt"><<</span> cameras<span class="hl opt">.</span><span class="hl kwd">size</span><span class="hl opt">() <<</span> <span class="hl str">" cameras registered, but "</span> <span class="hl opt"><<</span> sensors_
<span class="hl opt"><<</span> <span class="hl str">" were expected"</span> <span class="hl opt"><<</span> endl<span class="hl opt">;</span>
<span class="hl kwa">return</span> TestFail<span class="hl opt">;</span>
<span class="hl opt">}</span>
<span class="hl kwa">return</span> TestPass<span class="hl opt">;</span>
<span class="hl opt">}</span>
<span class="hl kwb">void</span> <span class="hl kwc">IPU3PipelineTest</span><span class="hl opt">::</span><span class="hl kwd">cleanup</span><span class="hl opt">()</span>
<span class="hl opt">{</span>
cameraManager_<span class="hl opt">-></span><span class="hl kwd">stop</span><span class="hl opt">();</span>
<span class="hl opt">}</span>
<span class="hl kwd">TEST_REGISTER</span><span class="hl opt">(</span>IPU3PipelineTest<span class="hl opt">)</span>
</code></pre></td></tr></table>
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