selftest: add tests for virgl GL acceleration

Note that the tests require that the host machine has a X display,
has mesa development files installed and is able to create OpenGL contexts.

(From OE-Core rev: 2868e8dfb9e62b49cd06f6c2d010405079d3a71c)

Signed-off-by: Alexander Kanavin <alex.kanavin@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta-selftest/lib/oeqa/runtime/cases/virgl.py

@@ -0,0 +1,17 @@
+from oeqa.runtime.case import OERuntimeTestCase
+from oeqa.core.decorator.depends import OETestDepends
+import subprocess
+
+class VirglTest(OERuntimeTestCase):
+
+    @OETestDepends(['ssh.SSHTest.test_ssh'])
+    def test_kernel_driver(self):
+        status, output = self.target.run('dmesg|grep virgl')
+        self.assertEqual(status, 0, "Checking for virgl driver in dmesg returned non-zero: %d\n%s" % (status, output))
+        self.assertIn("virgl 3d acceleration enabled", output, "virgl acceleration seems to be disabled:\n%s" %(output))
+
+    @OETestDepends(['virgl.VirglTest.test_kernel_driver'])
+    def test_kmscube(self):
+        status, output = self.target.run('kmscube', timeout=30)
+        self.assertEqual(status, 0, "kmscube exited with non-zero status %d and output:\n%s" %(status, output))
+        self.assertIn('renderer: "virgl"', output, "kmscube does not seem to use virgl:\n%s" %(output))

meta/lib/oeqa/selftest/cases/runtime_test.py

@@ -6,6 +6,7 @@ import os
 import re
 import tempfile
 import shutil
+import oe.lsb
 
 class TestExport(OESelftestTestCase):
 
@@ -168,6 +169,71 @@ class TestImage(OESelftestTestCase):
         # remove the oeqa-feed-sign temporal directory
         shutil.rmtree(self.gpg_home, ignore_errors=True)
 
+    @OETestID(1883)
+    def test_testimage_virgl_gtk(self):
+        """
+        Summary: Check host-assisted accelerate OpenGL functionality in qemu with gtk frontend
+        Expected: 1. Check that virgl kernel driver is loaded and 3d acceleration is enabled
+                  2. Check that kmscube demo runs without crashing.
+        Product: oe-core
+        Author: Alexander Kanavin <alex.kanavin@gmail.com>
+        """
+        if "DISPLAY" not in os.environ:
+            self.skipTest("virgl gtk test must be run inside a X session")
+        distro = oe.lsb.distro_identifier()
+        if distro and distro == 'debian-8':
+            self.skipTest('virgl isn\'t working with Debian 8')
+
+        qemu_packageconfig = get_bb_var('PACKAGECONFIG', 'qemu-system-native')
+        features = 'INHERIT += "testimage"\n'
+        if 'gtk+' not in qemu_packageconfig:
+            features += 'PACKAGECONFIG_append_pn-qemu-system-native = " gtk+"\n'
+        if 'virglrenderer' not in qemu_packageconfig:
+            features += 'PACKAGECONFIG_append_pn-qemu-system-native = " virglrenderer"\n'
+        if 'glx' not in qemu_packageconfig:
+            features += 'PACKAGECONFIG_append_pn-qemu-system-native = " glx"\n'
+        features += 'TEST_SUITES = "ping ssh virgl"\n'
+        features += 'IMAGE_FEATURES_append = " ssh-server-dropbear"\n'
+        features += 'IMAGE_INSTALL_append = " kmscube"\n'
+        features += 'TEST_RUNQEMUPARAMS = "gtk-gl"\n'
+        self.write_config(features)
+        bitbake('core-image-minimal')
+        bitbake('-c testimage core-image-minimal')
+
+    @OETestID(1883)
+    def test_testimage_virgl_headless(self):
+        """
+        Summary: Check host-assisted accelerate OpenGL functionality in qemu with egl-headless frontend
+        Expected: 1. Check that virgl kernel driver is loaded and 3d acceleration is enabled
+                  2. Check that kmscube demo runs without crashing.
+        Product: oe-core
+        Author: Alexander Kanavin <alex.kanavin@gmail.com>
+        """
+        import subprocess, os
+        try:
+            content = os.listdir("/dev/dri")
+            if len([i for i in content if i.startswith('render')]) == 0:
+                self.skipTest("No render nodes found in /dev/dri: %s" %(content))
+        except FileNotFoundError:
+            self.skipTest("/dev/dri directory does not exist; no render nodes available on this machine.")
+        try:
+            dripath = subprocess.check_output("pkg-config --variable=dridriverdir dri", shell=True)
+        except subprocess.CalledProcessError as e:
+            self.skipTest("Could not determine the path to dri drivers on the host via pkg-config.\nPlease install Mesa development files (particularly, dri.pc) on the host machine.")
+        qemu_packageconfig = get_bb_var('PACKAGECONFIG', 'qemu-system-native')
+        features = 'INHERIT += "testimage"\n'
+        if 'virglrenderer' not in qemu_packageconfig:
+            features += 'PACKAGECONFIG_append_pn-qemu-system-native = " virglrenderer"\n'
+        if 'glx' not in qemu_packageconfig:
+            features += 'PACKAGECONFIG_append_pn-qemu-system-native = " glx"\n'
+        features += 'TEST_SUITES = "ping ssh virgl"\n'
+        features += 'IMAGE_FEATURES_append = " ssh-server-dropbear"\n'
+        features += 'IMAGE_INSTALL_append = " kmscube"\n'
+        features += 'TEST_RUNQEMUPARAMS = "egl-headless"\n'
+        self.write_config(features)
+        bitbake('core-image-minimal')
+        bitbake('-c testimage core-image-minimal')
+
 class Postinst(OESelftestTestCase):
     @OETestID(1540)
     @OETestID(1545)